Parcel.cpp revision 9a5e32f141fdb43edc1bb31ceacec781b35281b3
17c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project/* 27c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project * Copyright (C) 2005 The Android Open Source Project 37c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project * 47c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project * Licensed under the Apache License, Version 2.0 (the "License"); 57c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project * you may not use this file except in compliance with the License. 67c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project * You may obtain a copy of the License at 77c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project * 87c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project * http://www.apache.org/licenses/LICENSE-2.0 97c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project * 107c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project * Unless required by applicable law or agreed to in writing, software 117c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project * distributed under the License is distributed on an "AS IS" BASIS, 127c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 137c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project * See the License for the specific language governing permissions and 147c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project * limitations under the License. 157c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project */ 167c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 177c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project#define LOG_TAG "Parcel" 187c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project//#define LOG_NDEBUG 0 197c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 20c5b2c0bf8007562536b822eb060fc54a01f8e08bMathias Agopian#include <binder/Parcel.h> 217c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 22702ea9d42f52fc145090c0f0bfbe64993e4b8b33Brad Fitzpatrick#include <binder/IPCThreadState.h> 23c5b2c0bf8007562536b822eb060fc54a01f8e08bMathias Agopian#include <binder/Binder.h> 24c5b2c0bf8007562536b822eb060fc54a01f8e08bMathias Agopian#include <binder/BpBinder.h> 25c5b2c0bf8007562536b822eb060fc54a01f8e08bMathias Agopian#include <binder/ProcessState.h> 2609eb749704afd9e226e1347cb20c90be2016cd21Christopher Wiley#include <binder/Status.h> 27002e1e58dfe19dd3e49a59c6827cbf51573941a2Mathias Agopian#include <binder/TextOutput.h> 28002e1e58dfe19dd3e49a59c6827cbf51573941a2Mathias Agopian 29abf8a2c608cb5f0d1523ab7d0c56e0da8a09cc87Jun Jiang#include <errno.h> 30002e1e58dfe19dd3e49a59c6827cbf51573941a2Mathias Agopian#include <utils/Debug.h> 317c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project#include <utils/Log.h> 327c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project#include <utils/String8.h> 337c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project#include <utils/String16.h> 347c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project#include <utils/misc.h> 3598e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian#include <utils/Flattenable.h> 365707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown#include <cutils/ashmem.h> 377c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 38208059f67ed2dd9fa025e07fcb6954d3cb61c79eMathias Agopian#include <private/binder/binder_module.h> 397e790af756d7891cb1cf1374bb283a8fbcbe6b49Dianne Hackborn#include <private/binder/Static.h> 407c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 41f50b9eaaeeaeae16981f11b05d3f3a6fb0dea30dArve Hjønnevåg#include <inttypes.h> 427c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project#include <stdio.h> 437c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project#include <stdlib.h> 447c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project#include <stdint.h> 455707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown#include <sys/mman.h> 467c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 477c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project#ifndef INT32_MAX 487c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project#define INT32_MAX ((int32_t)(2147483647)) 497c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project#endif 507c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 517c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project#define LOG_REFS(...) 529f760150f6e0f39b9923cfdc875373606839ee00Steve Block//#define LOG_REFS(...) ALOG(LOG_DEBUG, "Parcel", __VA_ARGS__) 537e790af756d7891cb1cf1374bb283a8fbcbe6b49Dianne Hackborn#define LOG_ALLOC(...) 547e790af756d7891cb1cf1374bb283a8fbcbe6b49Dianne Hackborn//#define LOG_ALLOC(...) ALOG(LOG_DEBUG, "Parcel", __VA_ARGS__) 557c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 567c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project// --------------------------------------------------------------------------- 577c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 58b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich// This macro should never be used at runtime, as a too large value 59b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich// of s could cause an integer overflow. Instead, you should always 60b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich// use the wrapper function pad_size() 61b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich#define PAD_SIZE_UNSAFE(s) (((s)+3)&~3) 62b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich 63b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevichstatic size_t pad_size(size_t s) { 64b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich if (s > (SIZE_T_MAX - 3)) { 65b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich abort(); 66b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich } 67b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich return PAD_SIZE_UNSAFE(s); 68b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich} 697c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 70a877cd85b5a026384542e3271fc310d6a8fe24c6Brad Fitzpatrick// Note: must be kept in sync with android/os/StrictMode.java's PENALTY_GATHER 710c1f5cbb8a41d19195ab49dcfeb5caaea2d3fcdaJeff Sharkey#define STRICT_MODE_PENALTY_GATHER (0x40 << 16) 72a877cd85b5a026384542e3271fc310d6a8fe24c6Brad Fitzpatrick 737c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project// XXX This can be made public if we want to provide 747c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project// support for typed data. 757c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstruct small_flat_data 767c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 777c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project uint32_t type; 787c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project uint32_t data; 797c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project}; 807c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 817c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectnamespace android { 827c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 83a4cff88d80bf1acbdbd063af88ecad83a8b9b7b4Dianne Hackbornstatic pthread_mutex_t gParcelGlobalAllocSizeLock = PTHREAD_MUTEX_INITIALIZER; 84a4cff88d80bf1acbdbd063af88ecad83a8b9b7b4Dianne Hackbornstatic size_t gParcelGlobalAllocSize = 0; 85a4cff88d80bf1acbdbd063af88ecad83a8b9b7b4Dianne Hackbornstatic size_t gParcelGlobalAllocCount = 0; 86a4cff88d80bf1acbdbd063af88ecad83a8b9b7b4Dianne Hackborn 8713b1604018968408bcc5553e1fa5ea9df3e4e009Jeff Brown// Maximum size of a blob to transfer in-place. 8813b1604018968408bcc5553e1fa5ea9df3e4e009Jeff Brownstatic const size_t BLOB_INPLACE_LIMIT = 16 * 1024; 8913b1604018968408bcc5553e1fa5ea9df3e4e009Jeff Brown 9013b1604018968408bcc5553e1fa5ea9df3e4e009Jeff Brownenum { 9113b1604018968408bcc5553e1fa5ea9df3e4e009Jeff Brown BLOB_INPLACE = 0, 9213b1604018968408bcc5553e1fa5ea9df3e4e009Jeff Brown BLOB_ASHMEM_IMMUTABLE = 1, 9313b1604018968408bcc5553e1fa5ea9df3e4e009Jeff Brown BLOB_ASHMEM_MUTABLE = 2, 9413b1604018968408bcc5553e1fa5ea9df3e4e009Jeff Brown}; 9513b1604018968408bcc5553e1fa5ea9df3e4e009Jeff Brown 967c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectvoid acquire_object(const sp<ProcessState>& proc, 97cbf3726357966539c2a685f46e61c3fc8937f19eAdrian Roos const flat_binder_object& obj, const void* who, size_t* outAshmemSize) 987c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 997c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project switch (obj.type) { 1007c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project case BINDER_TYPE_BINDER: 1017c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (obj.binder) { 1027c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project LOG_REFS("Parcel %p acquiring reference on local %p", who, obj.cookie); 10384e625ac1e01f5a9c3ed16664da6498212ed662bArve Hjønnevåg reinterpret_cast<IBinder*>(obj.cookie)->incStrong(who); 1047c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 1057c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return; 1067c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project case BINDER_TYPE_WEAK_BINDER: 1077c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (obj.binder) 10884e625ac1e01f5a9c3ed16664da6498212ed662bArve Hjønnevåg reinterpret_cast<RefBase::weakref_type*>(obj.binder)->incWeak(who); 1097c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return; 1107c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project case BINDER_TYPE_HANDLE: { 1117c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const sp<IBinder> b = proc->getStrongProxyForHandle(obj.handle); 1127c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (b != NULL) { 1137c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project LOG_REFS("Parcel %p acquiring reference on remote %p", who, b.get()); 1147c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project b->incStrong(who); 1157c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 1167c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return; 1177c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 1187c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project case BINDER_TYPE_WEAK_HANDLE: { 1197c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const wp<IBinder> b = proc->getWeakProxyForHandle(obj.handle); 1207c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (b != NULL) b.get_refs()->incWeak(who); 1217c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return; 1227c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 1237c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project case BINDER_TYPE_FD: { 124cbf3726357966539c2a685f46e61c3fc8937f19eAdrian Roos if (obj.cookie != 0) { 1256bb3114246f6f6aa406e65452dbaa12b135029eaAdrian Roos if (outAshmemSize != NULL) { 1266bb3114246f6f6aa406e65452dbaa12b135029eaAdrian Roos // If we own an ashmem fd, keep track of how much memory it refers to. 1276bb3114246f6f6aa406e65452dbaa12b135029eaAdrian Roos int size = ashmem_get_size_region(obj.handle); 1286bb3114246f6f6aa406e65452dbaa12b135029eaAdrian Roos if (size > 0) { 1296bb3114246f6f6aa406e65452dbaa12b135029eaAdrian Roos *outAshmemSize += size; 1306bb3114246f6f6aa406e65452dbaa12b135029eaAdrian Roos } 131cbf3726357966539c2a685f46e61c3fc8937f19eAdrian Roos } 132cbf3726357966539c2a685f46e61c3fc8937f19eAdrian Roos } 1337c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return; 1347c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 1357c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 1367c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 1376f4f3ab36c5ed1df84eb3a9f7475f0ac42952f58Colin Cross ALOGD("Invalid object type 0x%08x", obj.type); 1387c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 1397c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 1406bb3114246f6f6aa406e65452dbaa12b135029eaAdrian Roosvoid acquire_object(const sp<ProcessState>& proc, 1417c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const flat_binder_object& obj, const void* who) 1427c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 1436bb3114246f6f6aa406e65452dbaa12b135029eaAdrian Roos acquire_object(proc, obj, who, NULL); 1446bb3114246f6f6aa406e65452dbaa12b135029eaAdrian Roos} 1456bb3114246f6f6aa406e65452dbaa12b135029eaAdrian Roos 1466bb3114246f6f6aa406e65452dbaa12b135029eaAdrian Roosstatic void release_object(const sp<ProcessState>& proc, 147cbf3726357966539c2a685f46e61c3fc8937f19eAdrian Roos const flat_binder_object& obj, const void* who, size_t* outAshmemSize) 1487c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 1497c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project switch (obj.type) { 1507c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project case BINDER_TYPE_BINDER: 1517c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (obj.binder) { 1527c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project LOG_REFS("Parcel %p releasing reference on local %p", who, obj.cookie); 15384e625ac1e01f5a9c3ed16664da6498212ed662bArve Hjønnevåg reinterpret_cast<IBinder*>(obj.cookie)->decStrong(who); 1547c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 1557c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return; 1567c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project case BINDER_TYPE_WEAK_BINDER: 1577c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (obj.binder) 15884e625ac1e01f5a9c3ed16664da6498212ed662bArve Hjønnevåg reinterpret_cast<RefBase::weakref_type*>(obj.binder)->decWeak(who); 1597c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return; 1607c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project case BINDER_TYPE_HANDLE: { 1617c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const sp<IBinder> b = proc->getStrongProxyForHandle(obj.handle); 1627c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (b != NULL) { 1637c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project LOG_REFS("Parcel %p releasing reference on remote %p", who, b.get()); 1647c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project b->decStrong(who); 1657c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 1667c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return; 1677c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 1687c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project case BINDER_TYPE_WEAK_HANDLE: { 1697c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const wp<IBinder> b = proc->getWeakProxyForHandle(obj.handle); 1707c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (b != NULL) b.get_refs()->decWeak(who); 1717c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return; 1727c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 1737c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project case BINDER_TYPE_FD: { 1746bb3114246f6f6aa406e65452dbaa12b135029eaAdrian Roos if (outAshmemSize != NULL) { 1756bb3114246f6f6aa406e65452dbaa12b135029eaAdrian Roos if (obj.cookie != 0) { 1766bb3114246f6f6aa406e65452dbaa12b135029eaAdrian Roos int size = ashmem_get_size_region(obj.handle); 1776bb3114246f6f6aa406e65452dbaa12b135029eaAdrian Roos if (size > 0) { 1786bb3114246f6f6aa406e65452dbaa12b135029eaAdrian Roos *outAshmemSize -= size; 1796bb3114246f6f6aa406e65452dbaa12b135029eaAdrian Roos } 180cbf3726357966539c2a685f46e61c3fc8937f19eAdrian Roos 1816bb3114246f6f6aa406e65452dbaa12b135029eaAdrian Roos close(obj.handle); 1826bb3114246f6f6aa406e65452dbaa12b135029eaAdrian Roos } 183cbf3726357966539c2a685f46e61c3fc8937f19eAdrian Roos } 1847c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return; 1857c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 1867c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 1877c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 1886f4f3ab36c5ed1df84eb3a9f7475f0ac42952f58Colin Cross ALOGE("Invalid object type 0x%08x", obj.type); 1897c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 1907c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 1916bb3114246f6f6aa406e65452dbaa12b135029eaAdrian Roosvoid release_object(const sp<ProcessState>& proc, 1926bb3114246f6f6aa406e65452dbaa12b135029eaAdrian Roos const flat_binder_object& obj, const void* who) 1936bb3114246f6f6aa406e65452dbaa12b135029eaAdrian Roos{ 1946bb3114246f6f6aa406e65452dbaa12b135029eaAdrian Roos release_object(proc, obj, who, NULL); 1956bb3114246f6f6aa406e65452dbaa12b135029eaAdrian Roos} 1966bb3114246f6f6aa406e65452dbaa12b135029eaAdrian Roos 1977c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectinline static status_t finish_flatten_binder( 1986f4f3ab36c5ed1df84eb3a9f7475f0ac42952f58Colin Cross const sp<IBinder>& /*binder*/, const flat_binder_object& flat, Parcel* out) 1997c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 2007c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return out->writeObject(flat, false); 2017c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 2027c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 2036f4f3ab36c5ed1df84eb3a9f7475f0ac42952f58Colin Crossstatus_t flatten_binder(const sp<ProcessState>& /*proc*/, 2047c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const sp<IBinder>& binder, Parcel* out) 2057c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 2067c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project flat_binder_object obj; 207d4ecccfd206604a9b2d8a1220844fc2df85a5998Mark Salyzyn 2087c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project obj.flags = 0x7f | FLAT_BINDER_FLAG_ACCEPTS_FDS; 2097c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (binder != NULL) { 2107c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project IBinder *local = binder->localBinder(); 2117c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (!local) { 2127c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project BpBinder *proxy = binder->remoteBinder(); 2137c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (proxy == NULL) { 214e6f43ddce78d6846af12550ff9193c5c6fe5844bSteve Block ALOGE("null proxy"); 2157c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 2167c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const int32_t handle = proxy ? proxy->handle() : 0; 2177c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project obj.type = BINDER_TYPE_HANDLE; 21807fd0f195db6d341cab4e54257f508d802c98832Arve Hjønnevåg obj.binder = 0; /* Don't pass uninitialized stack data to a remote process */ 2197c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project obj.handle = handle; 22084e625ac1e01f5a9c3ed16664da6498212ed662bArve Hjønnevåg obj.cookie = 0; 2217c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } else { 2227c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project obj.type = BINDER_TYPE_BINDER; 22384e625ac1e01f5a9c3ed16664da6498212ed662bArve Hjønnevåg obj.binder = reinterpret_cast<uintptr_t>(local->getWeakRefs()); 22484e625ac1e01f5a9c3ed16664da6498212ed662bArve Hjønnevåg obj.cookie = reinterpret_cast<uintptr_t>(local); 2257c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 2267c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } else { 2277c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project obj.type = BINDER_TYPE_BINDER; 22884e625ac1e01f5a9c3ed16664da6498212ed662bArve Hjønnevåg obj.binder = 0; 22984e625ac1e01f5a9c3ed16664da6498212ed662bArve Hjønnevåg obj.cookie = 0; 2307c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 231d4ecccfd206604a9b2d8a1220844fc2df85a5998Mark Salyzyn 2327c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return finish_flatten_binder(binder, obj, out); 2337c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 2347c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 2356f4f3ab36c5ed1df84eb3a9f7475f0ac42952f58Colin Crossstatus_t flatten_binder(const sp<ProcessState>& /*proc*/, 2367c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const wp<IBinder>& binder, Parcel* out) 2377c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 2387c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project flat_binder_object obj; 239d4ecccfd206604a9b2d8a1220844fc2df85a5998Mark Salyzyn 2407c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project obj.flags = 0x7f | FLAT_BINDER_FLAG_ACCEPTS_FDS; 2417c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (binder != NULL) { 2427c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project sp<IBinder> real = binder.promote(); 2437c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (real != NULL) { 2447c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project IBinder *local = real->localBinder(); 2457c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (!local) { 2467c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project BpBinder *proxy = real->remoteBinder(); 2477c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (proxy == NULL) { 248e6f43ddce78d6846af12550ff9193c5c6fe5844bSteve Block ALOGE("null proxy"); 2497c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 2507c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const int32_t handle = proxy ? proxy->handle() : 0; 2517c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project obj.type = BINDER_TYPE_WEAK_HANDLE; 25207fd0f195db6d341cab4e54257f508d802c98832Arve Hjønnevåg obj.binder = 0; /* Don't pass uninitialized stack data to a remote process */ 2537c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project obj.handle = handle; 25484e625ac1e01f5a9c3ed16664da6498212ed662bArve Hjønnevåg obj.cookie = 0; 2557c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } else { 2567c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project obj.type = BINDER_TYPE_WEAK_BINDER; 25784e625ac1e01f5a9c3ed16664da6498212ed662bArve Hjønnevåg obj.binder = reinterpret_cast<uintptr_t>(binder.get_refs()); 25884e625ac1e01f5a9c3ed16664da6498212ed662bArve Hjønnevåg obj.cookie = reinterpret_cast<uintptr_t>(binder.unsafe_get()); 2597c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 2607c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return finish_flatten_binder(real, obj, out); 2617c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 262d4ecccfd206604a9b2d8a1220844fc2df85a5998Mark Salyzyn 2637c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // XXX How to deal? In order to flatten the given binder, 2647c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // we need to probe it for information, which requires a primary 2657c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // reference... but we don't have one. 2667c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // 2677c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // The OpenBinder implementation uses a dynamic_cast<> here, 2687c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // but we can't do that with the different reference counting 2697c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // implementation we are using. 270e6f43ddce78d6846af12550ff9193c5c6fe5844bSteve Block ALOGE("Unable to unflatten Binder weak reference!"); 2717c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project obj.type = BINDER_TYPE_BINDER; 27284e625ac1e01f5a9c3ed16664da6498212ed662bArve Hjønnevåg obj.binder = 0; 27384e625ac1e01f5a9c3ed16664da6498212ed662bArve Hjønnevåg obj.cookie = 0; 2747c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return finish_flatten_binder(NULL, obj, out); 275d4ecccfd206604a9b2d8a1220844fc2df85a5998Mark Salyzyn 2767c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } else { 2777c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project obj.type = BINDER_TYPE_BINDER; 27884e625ac1e01f5a9c3ed16664da6498212ed662bArve Hjønnevåg obj.binder = 0; 27984e625ac1e01f5a9c3ed16664da6498212ed662bArve Hjønnevåg obj.cookie = 0; 2807c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return finish_flatten_binder(NULL, obj, out); 2817c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 2827c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 2837c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 2847c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectinline static status_t finish_unflatten_binder( 2856f4f3ab36c5ed1df84eb3a9f7475f0ac42952f58Colin Cross BpBinder* /*proxy*/, const flat_binder_object& /*flat*/, 2866f4f3ab36c5ed1df84eb3a9f7475f0ac42952f58Colin Cross const Parcel& /*in*/) 2877c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 2887c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return NO_ERROR; 2897c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 290d4ecccfd206604a9b2d8a1220844fc2df85a5998Mark Salyzyn 2917c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t unflatten_binder(const sp<ProcessState>& proc, 2927c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const Parcel& in, sp<IBinder>* out) 2937c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 2947c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const flat_binder_object* flat = in.readObject(false); 295d4ecccfd206604a9b2d8a1220844fc2df85a5998Mark Salyzyn 2967c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (flat) { 2977c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project switch (flat->type) { 2987c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project case BINDER_TYPE_BINDER: 29984e625ac1e01f5a9c3ed16664da6498212ed662bArve Hjønnevåg *out = reinterpret_cast<IBinder*>(flat->cookie); 3007c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return finish_unflatten_binder(NULL, *flat, in); 3017c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project case BINDER_TYPE_HANDLE: 3027c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project *out = proc->getStrongProxyForHandle(flat->handle); 3037c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return finish_unflatten_binder( 3047c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project static_cast<BpBinder*>(out->get()), *flat, in); 305d4ecccfd206604a9b2d8a1220844fc2df85a5998Mark Salyzyn } 3067c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 3077c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return BAD_TYPE; 3087c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 3097c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 3107c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t unflatten_binder(const sp<ProcessState>& proc, 3117c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const Parcel& in, wp<IBinder>* out) 3127c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 3137c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const flat_binder_object* flat = in.readObject(false); 314d4ecccfd206604a9b2d8a1220844fc2df85a5998Mark Salyzyn 3157c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (flat) { 3167c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project switch (flat->type) { 3177c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project case BINDER_TYPE_BINDER: 31884e625ac1e01f5a9c3ed16664da6498212ed662bArve Hjønnevåg *out = reinterpret_cast<IBinder*>(flat->cookie); 3197c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return finish_unflatten_binder(NULL, *flat, in); 3207c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project case BINDER_TYPE_WEAK_BINDER: 32184e625ac1e01f5a9c3ed16664da6498212ed662bArve Hjønnevåg if (flat->binder != 0) { 3227c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project out->set_object_and_refs( 32384e625ac1e01f5a9c3ed16664da6498212ed662bArve Hjønnevåg reinterpret_cast<IBinder*>(flat->cookie), 32484e625ac1e01f5a9c3ed16664da6498212ed662bArve Hjønnevåg reinterpret_cast<RefBase::weakref_type*>(flat->binder)); 3257c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } else { 3267c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project *out = NULL; 3277c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 3287c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return finish_unflatten_binder(NULL, *flat, in); 3297c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project case BINDER_TYPE_HANDLE: 3307c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project case BINDER_TYPE_WEAK_HANDLE: 3317c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project *out = proc->getWeakProxyForHandle(flat->handle); 3327c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return finish_unflatten_binder( 3337c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project static_cast<BpBinder*>(out->unsafe_get()), *flat, in); 3347c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 3357c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 3367c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return BAD_TYPE; 3377c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 3387c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 3397c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project// --------------------------------------------------------------------------- 3407c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 3417c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source ProjectParcel::Parcel() 3427c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 3437e790af756d7891cb1cf1374bb283a8fbcbe6b49Dianne Hackborn LOG_ALLOC("Parcel %p: constructing", this); 3447c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project initState(); 3457c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 3467c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 3477c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source ProjectParcel::~Parcel() 3487c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 3497c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project freeDataNoInit(); 3507e790af756d7891cb1cf1374bb283a8fbcbe6b49Dianne Hackborn LOG_ALLOC("Parcel %p: destroyed", this); 3517e790af756d7891cb1cf1374bb283a8fbcbe6b49Dianne Hackborn} 3527e790af756d7891cb1cf1374bb283a8fbcbe6b49Dianne Hackborn 3537e790af756d7891cb1cf1374bb283a8fbcbe6b49Dianne Hackbornsize_t Parcel::getGlobalAllocSize() { 354a4cff88d80bf1acbdbd063af88ecad83a8b9b7b4Dianne Hackborn pthread_mutex_lock(&gParcelGlobalAllocSizeLock); 355a4cff88d80bf1acbdbd063af88ecad83a8b9b7b4Dianne Hackborn size_t size = gParcelGlobalAllocSize; 356a4cff88d80bf1acbdbd063af88ecad83a8b9b7b4Dianne Hackborn pthread_mutex_unlock(&gParcelGlobalAllocSizeLock); 357a4cff88d80bf1acbdbd063af88ecad83a8b9b7b4Dianne Hackborn return size; 3587e790af756d7891cb1cf1374bb283a8fbcbe6b49Dianne Hackborn} 3597e790af756d7891cb1cf1374bb283a8fbcbe6b49Dianne Hackborn 3607e790af756d7891cb1cf1374bb283a8fbcbe6b49Dianne Hackbornsize_t Parcel::getGlobalAllocCount() { 361a4cff88d80bf1acbdbd063af88ecad83a8b9b7b4Dianne Hackborn pthread_mutex_lock(&gParcelGlobalAllocSizeLock); 362a4cff88d80bf1acbdbd063af88ecad83a8b9b7b4Dianne Hackborn size_t count = gParcelGlobalAllocCount; 363a4cff88d80bf1acbdbd063af88ecad83a8b9b7b4Dianne Hackborn pthread_mutex_unlock(&gParcelGlobalAllocSizeLock); 364a4cff88d80bf1acbdbd063af88ecad83a8b9b7b4Dianne Hackborn return count; 3657c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 3667c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 3677c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectconst uint8_t* Parcel::data() const 3687c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 3697c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return mData; 3707c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 3717c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 3727c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectsize_t Parcel::dataSize() const 3737c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 3747c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return (mDataSize > mDataPos ? mDataSize : mDataPos); 3757c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 3767c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 3777c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectsize_t Parcel::dataAvail() const 3787c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 3797c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // TODO: decide what to do about the possibility that this can 3807c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // report an available-data size that exceeds a Java int's max 3817c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // positive value, causing havoc. Fortunately this will only 3827c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // happen if someone constructs a Parcel containing more than two 3837c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // gigabytes of data, which on typical phone hardware is simply 3847c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // not possible. 3857c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return dataSize() - dataPosition(); 3867c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 3877c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 3887c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectsize_t Parcel::dataPosition() const 3897c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 3907c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return mDataPos; 3917c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 3927c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 3937c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectsize_t Parcel::dataCapacity() const 3947c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 3957c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return mDataCapacity; 3967c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 3977c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 3987c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t Parcel::setDataSize(size_t size) 3997c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 400b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich if (size > INT32_MAX) { 401b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich // don't accept size_t values which may have come from an 402b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich // inadvertent conversion from a negative int. 403b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich return BAD_VALUE; 404b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich } 405b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich 4067c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project status_t err; 4077c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project err = continueWrite(size); 4087c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (err == NO_ERROR) { 4097c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mDataSize = size; 410d4ecccfd206604a9b2d8a1220844fc2df85a5998Mark Salyzyn ALOGV("setDataSize Setting data size of %p to %zu", this, mDataSize); 4117c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 4127c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return err; 4137c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 4147c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 4157c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectvoid Parcel::setDataPosition(size_t pos) const 4167c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 417b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich if (pos > INT32_MAX) { 418b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich // don't accept size_t values which may have come from an 419b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich // inadvertent conversion from a negative int. 420b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich abort(); 421b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich } 422b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich 4237c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mDataPos = pos; 4247c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mNextObjectHint = 0; 4257c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 4267c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 4277c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t Parcel::setDataCapacity(size_t size) 4287c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 429b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich if (size > INT32_MAX) { 430b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich // don't accept size_t values which may have come from an 431b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich // inadvertent conversion from a negative int. 432b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich return BAD_VALUE; 433b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich } 434b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich 43597e2bcd76021b31c5064fd3f669bc3f450b4c952Dianne Hackborn if (size > mDataCapacity) return continueWrite(size); 4367c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return NO_ERROR; 4377c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 4387c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 4397c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t Parcel::setData(const uint8_t* buffer, size_t len) 4407c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 441b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich if (len > INT32_MAX) { 442b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich // don't accept size_t values which may have come from an 443b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich // inadvertent conversion from a negative int. 444b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich return BAD_VALUE; 445b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich } 446b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich 4477c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project status_t err = restartWrite(len); 4487c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (err == NO_ERROR) { 4497c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project memcpy(const_cast<uint8_t*>(data()), buffer, len); 4507c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mDataSize = len; 4517c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mFdsKnown = false; 4527c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 4537c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return err; 4547c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 4557c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 45651faf46e2958c57dab46d9420e585319125c7c42Andreas Huberstatus_t Parcel::appendFrom(const Parcel *parcel, size_t offset, size_t len) 4577c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 4587c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const sp<ProcessState> proc(ProcessState::self()); 4597c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project status_t err; 46051faf46e2958c57dab46d9420e585319125c7c42Andreas Huber const uint8_t *data = parcel->mData; 46184e625ac1e01f5a9c3ed16664da6498212ed662bArve Hjønnevåg const binder_size_t *objects = parcel->mObjects; 4627c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project size_t size = parcel->mObjectsSize; 4637c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project int startPos = mDataPos; 4647c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project int firstIndex = -1, lastIndex = -2; 4657c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 4667c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (len == 0) { 4677c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return NO_ERROR; 4687c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 4697c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 470b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich if (len > INT32_MAX) { 471b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich // don't accept size_t values which may have come from an 472b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich // inadvertent conversion from a negative int. 473b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich return BAD_VALUE; 474b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich } 475b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich 4767c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // range checks against the source parcel size 4777c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if ((offset > parcel->mDataSize) 4787c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project || (len > parcel->mDataSize) 4797c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project || (offset + len > parcel->mDataSize)) { 4807c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return BAD_VALUE; 4817c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 4827c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 4837c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // Count objects in range 4847c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project for (int i = 0; i < (int) size; i++) { 4857c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project size_t off = objects[i]; 48627182be9f20f4f5b48316666429f09b9ecc1f22eChristopher Tate if ((off >= offset) && (off + sizeof(flat_binder_object) <= offset + len)) { 4877c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (firstIndex == -1) { 4887c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project firstIndex = i; 4897c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 4907c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project lastIndex = i; 4917c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 4927c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 4937c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project int numObjects = lastIndex - firstIndex + 1; 4947c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 49597e2bcd76021b31c5064fd3f669bc3f450b4c952Dianne Hackborn if ((mDataSize+len) > mDataCapacity) { 49697e2bcd76021b31c5064fd3f669bc3f450b4c952Dianne Hackborn // grow data 49797e2bcd76021b31c5064fd3f669bc3f450b4c952Dianne Hackborn err = growData(len); 49897e2bcd76021b31c5064fd3f669bc3f450b4c952Dianne Hackborn if (err != NO_ERROR) { 49997e2bcd76021b31c5064fd3f669bc3f450b4c952Dianne Hackborn return err; 50097e2bcd76021b31c5064fd3f669bc3f450b4c952Dianne Hackborn } 5017c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 5027c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 5037c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // append data 5047c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project memcpy(mData + mDataPos, data + offset, len); 5057c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mDataPos += len; 5067c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mDataSize += len; 5077c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 5088938ed2c8e906fc332301b64787728d4d34da571Dianne Hackborn err = NO_ERROR; 5098938ed2c8e906fc332301b64787728d4d34da571Dianne Hackborn 5107c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (numObjects > 0) { 5117c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // grow objects 5127c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (mObjectsCapacity < mObjectsSize + numObjects) { 513ed7a50cc7d490ae7aece2d16422c5f7941876468Christopher Tate size_t newSize = ((mObjectsSize + numObjects)*3)/2; 514ed7a50cc7d490ae7aece2d16422c5f7941876468Christopher Tate if (newSize < mObjectsSize) return NO_MEMORY; // overflow 51584e625ac1e01f5a9c3ed16664da6498212ed662bArve Hjønnevåg binder_size_t *objects = 51684e625ac1e01f5a9c3ed16664da6498212ed662bArve Hjønnevåg (binder_size_t*)realloc(mObjects, newSize*sizeof(binder_size_t)); 51784e625ac1e01f5a9c3ed16664da6498212ed662bArve Hjønnevåg if (objects == (binder_size_t*)0) { 5187c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return NO_MEMORY; 5197c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 5207c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mObjects = objects; 5217c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mObjectsCapacity = newSize; 5227c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 523d4ecccfd206604a9b2d8a1220844fc2df85a5998Mark Salyzyn 5247c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // append and acquire objects 5257c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project int idx = mObjectsSize; 5267c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project for (int i = firstIndex; i <= lastIndex; i++) { 5277c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project size_t off = objects[i] - offset + startPos; 5287c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mObjects[idx++] = off; 5297c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mObjectsSize++; 5307c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 5318af0f82d89b029edf7e104a36a9a6e48a92f9e93Dianne Hackborn flat_binder_object* flat 5327c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project = reinterpret_cast<flat_binder_object*>(mData + off); 533cbf3726357966539c2a685f46e61c3fc8937f19eAdrian Roos acquire_object(proc, *flat, this, &mOpenAshmemSize); 5347c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 5357c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (flat->type == BINDER_TYPE_FD) { 5368af0f82d89b029edf7e104a36a9a6e48a92f9e93Dianne Hackborn // If this is a file descriptor, we need to dup it so the 5378af0f82d89b029edf7e104a36a9a6e48a92f9e93Dianne Hackborn // new Parcel now owns its own fd, and can declare that we 5388af0f82d89b029edf7e104a36a9a6e48a92f9e93Dianne Hackborn // officially know we have fds. 5398af0f82d89b029edf7e104a36a9a6e48a92f9e93Dianne Hackborn flat->handle = dup(flat->handle); 54084e625ac1e01f5a9c3ed16664da6498212ed662bArve Hjønnevåg flat->cookie = 1; 5417c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mHasFds = mFdsKnown = true; 5428938ed2c8e906fc332301b64787728d4d34da571Dianne Hackborn if (!mAllowFds) { 5438938ed2c8e906fc332301b64787728d4d34da571Dianne Hackborn err = FDS_NOT_ALLOWED; 5448938ed2c8e906fc332301b64787728d4d34da571Dianne Hackborn } 5457c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 5467c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 5477c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 5487c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 5498938ed2c8e906fc332301b64787728d4d34da571Dianne Hackborn return err; 5508938ed2c8e906fc332301b64787728d4d34da571Dianne Hackborn} 5518938ed2c8e906fc332301b64787728d4d34da571Dianne Hackborn 55213b1604018968408bcc5553e1fa5ea9df3e4e009Jeff Brownbool Parcel::allowFds() const 55313b1604018968408bcc5553e1fa5ea9df3e4e009Jeff Brown{ 55413b1604018968408bcc5553e1fa5ea9df3e4e009Jeff Brown return mAllowFds; 55513b1604018968408bcc5553e1fa5ea9df3e4e009Jeff Brown} 55613b1604018968408bcc5553e1fa5ea9df3e4e009Jeff Brown 5577746cc318829358bb2c4dc0a03d40a7856a6d13eDianne Hackbornbool Parcel::pushAllowFds(bool allowFds) 5588938ed2c8e906fc332301b64787728d4d34da571Dianne Hackborn{ 5598938ed2c8e906fc332301b64787728d4d34da571Dianne Hackborn const bool origValue = mAllowFds; 5607746cc318829358bb2c4dc0a03d40a7856a6d13eDianne Hackborn if (!allowFds) { 5617746cc318829358bb2c4dc0a03d40a7856a6d13eDianne Hackborn mAllowFds = false; 5627746cc318829358bb2c4dc0a03d40a7856a6d13eDianne Hackborn } 5638938ed2c8e906fc332301b64787728d4d34da571Dianne Hackborn return origValue; 5647c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 5657c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 5667746cc318829358bb2c4dc0a03d40a7856a6d13eDianne Hackbornvoid Parcel::restoreAllowFds(bool lastValue) 5677746cc318829358bb2c4dc0a03d40a7856a6d13eDianne Hackborn{ 5687746cc318829358bb2c4dc0a03d40a7856a6d13eDianne Hackborn mAllowFds = lastValue; 5697746cc318829358bb2c4dc0a03d40a7856a6d13eDianne Hackborn} 5707746cc318829358bb2c4dc0a03d40a7856a6d13eDianne Hackborn 5717c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectbool Parcel::hasFileDescriptors() const 5727c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 5737c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (!mFdsKnown) { 5747c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project scanForFds(); 5757c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 5767c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return mHasFds; 5777c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 5787c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 579702ea9d42f52fc145090c0f0bfbe64993e4b8b33Brad Fitzpatrick// Write RPC headers. (previously just the interface token) 5807c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t Parcel::writeInterfaceToken(const String16& interface) 5817c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 582a877cd85b5a026384542e3271fc310d6a8fe24c6Brad Fitzpatrick writeInt32(IPCThreadState::self()->getStrictModePolicy() | 583a877cd85b5a026384542e3271fc310d6a8fe24c6Brad Fitzpatrick STRICT_MODE_PENALTY_GATHER); 5847c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // currently the interface identification token is just its name as a string 5857c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return writeString16(interface); 5867c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 5877c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 58883c0446f27b9542d6c2e724817b2b2d8d1f55085Mathias Agopianbool Parcel::checkInterface(IBinder* binder) const 58983c0446f27b9542d6c2e724817b2b2d8d1f55085Mathias Agopian{ 590702ea9d42f52fc145090c0f0bfbe64993e4b8b33Brad Fitzpatrick return enforceInterface(binder->getInterfaceDescriptor()); 59183c0446f27b9542d6c2e724817b2b2d8d1f55085Mathias Agopian} 59283c0446f27b9542d6c2e724817b2b2d8d1f55085Mathias Agopian 593a877cd85b5a026384542e3271fc310d6a8fe24c6Brad Fitzpatrickbool Parcel::enforceInterface(const String16& interface, 59470081a1511955f53bd0ed7f2aec9a1bf09f0f379Brad Fitzpatrick IPCThreadState* threadState) const 5957c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 59670081a1511955f53bd0ed7f2aec9a1bf09f0f379Brad Fitzpatrick int32_t strictPolicy = readInt32(); 59770081a1511955f53bd0ed7f2aec9a1bf09f0f379Brad Fitzpatrick if (threadState == NULL) { 59870081a1511955f53bd0ed7f2aec9a1bf09f0f379Brad Fitzpatrick threadState = IPCThreadState::self(); 599a877cd85b5a026384542e3271fc310d6a8fe24c6Brad Fitzpatrick } 6005273603e98d2db3bac656b7bcf5352c04c86d62fBrad Fitzpatrick if ((threadState->getLastTransactionBinderFlags() & 6015273603e98d2db3bac656b7bcf5352c04c86d62fBrad Fitzpatrick IBinder::FLAG_ONEWAY) != 0) { 6025273603e98d2db3bac656b7bcf5352c04c86d62fBrad Fitzpatrick // For one-way calls, the callee is running entirely 6035273603e98d2db3bac656b7bcf5352c04c86d62fBrad Fitzpatrick // disconnected from the caller, so disable StrictMode entirely. 6045273603e98d2db3bac656b7bcf5352c04c86d62fBrad Fitzpatrick // Not only does disk/network usage not impact the caller, but 6055273603e98d2db3bac656b7bcf5352c04c86d62fBrad Fitzpatrick // there's no way to commuicate back any violations anyway. 6065273603e98d2db3bac656b7bcf5352c04c86d62fBrad Fitzpatrick threadState->setStrictModePolicy(0); 6075273603e98d2db3bac656b7bcf5352c04c86d62fBrad Fitzpatrick } else { 6085273603e98d2db3bac656b7bcf5352c04c86d62fBrad Fitzpatrick threadState->setStrictModePolicy(strictPolicy); 6095273603e98d2db3bac656b7bcf5352c04c86d62fBrad Fitzpatrick } 61083c0446f27b9542d6c2e724817b2b2d8d1f55085Mathias Agopian const String16 str(readString16()); 6117c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (str == interface) { 6127c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return true; 6137c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } else { 614d4ecccfd206604a9b2d8a1220844fc2df85a5998Mark Salyzyn ALOGW("**** enforceInterface() expected '%s' but read '%s'", 6157c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project String8(interface).string(), String8(str).string()); 6167c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return false; 6177c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 618702ea9d42f52fc145090c0f0bfbe64993e4b8b33Brad Fitzpatrick} 6197c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 62084e625ac1e01f5a9c3ed16664da6498212ed662bArve Hjønnevågconst binder_size_t* Parcel::objects() const 6217c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 6227c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return mObjects; 6237c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 6247c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 6257c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectsize_t Parcel::objectsCount() const 6267c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 6277c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return mObjectsSize; 6287c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 6297c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 6307c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t Parcel::errorCheck() const 6317c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 6327c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return mError; 6337c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 6347c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 6357c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectvoid Parcel::setError(status_t err) 6367c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 6377c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mError = err; 6387c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 6397c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 6407c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t Parcel::finishWrite(size_t len) 6417c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 642b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich if (len > INT32_MAX) { 643b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich // don't accept size_t values which may have come from an 644b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich // inadvertent conversion from a negative int. 645b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich return BAD_VALUE; 646b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich } 647b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich 6487c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project //printf("Finish write of %d\n", len); 6497c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mDataPos += len; 650d4ecccfd206604a9b2d8a1220844fc2df85a5998Mark Salyzyn ALOGV("finishWrite Setting data pos of %p to %zu", this, mDataPos); 6517c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (mDataPos > mDataSize) { 6527c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mDataSize = mDataPos; 653d4ecccfd206604a9b2d8a1220844fc2df85a5998Mark Salyzyn ALOGV("finishWrite Setting data size of %p to %zu", this, mDataSize); 6547c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 6557c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project //printf("New pos=%d, size=%d\n", mDataPos, mDataSize); 6567c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return NO_ERROR; 6577c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 6587c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 6597c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t Parcel::writeUnpadded(const void* data, size_t len) 6607c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 661b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich if (len > INT32_MAX) { 662b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich // don't accept size_t values which may have come from an 663b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich // inadvertent conversion from a negative int. 664b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich return BAD_VALUE; 665b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich } 666b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich 6677c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project size_t end = mDataPos + len; 6687c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (end < mDataPos) { 6697c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // integer overflow 6707c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return BAD_VALUE; 6717c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 6727c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 6737c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (end <= mDataCapacity) { 6747c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectrestart_write: 6757c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project memcpy(mData+mDataPos, data, len); 6767c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return finishWrite(len); 6777c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 6787c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 6797c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project status_t err = growData(len); 6807c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (err == NO_ERROR) goto restart_write; 6817c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return err; 6827c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 6837c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 6847c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t Parcel::write(const void* data, size_t len) 6857c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 686b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich if (len > INT32_MAX) { 687b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich // don't accept size_t values which may have come from an 688b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich // inadvertent conversion from a negative int. 689b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich return BAD_VALUE; 690b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich } 691b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich 6927c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project void* const d = writeInplace(len); 6937c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (d) { 6947c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project memcpy(d, data, len); 6957c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return NO_ERROR; 6967c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 6977c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return mError; 6987c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 6997c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 7007c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectvoid* Parcel::writeInplace(size_t len) 7017c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 702b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich if (len > INT32_MAX) { 703b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich // don't accept size_t values which may have come from an 704b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich // inadvertent conversion from a negative int. 705b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich return NULL; 706b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich } 707b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich 708b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich const size_t padded = pad_size(len); 7097c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 7107c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // sanity check for integer overflow 7117c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (mDataPos+padded < mDataPos) { 7127c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return NULL; 7137c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 7147c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 7157c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if ((mDataPos+padded) <= mDataCapacity) { 7167c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectrestart_write: 7177c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project //printf("Writing %ld bytes, padded to %ld\n", len, padded); 7187c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project uint8_t* const data = mData+mDataPos; 7197c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 7207c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // Need to pad at end? 7217c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (padded != len) { 7227c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project#if BYTE_ORDER == BIG_ENDIAN 7237c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project static const uint32_t mask[4] = { 7247c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 0x00000000, 0xffffff00, 0xffff0000, 0xff000000 7257c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project }; 7267c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project#endif 7277c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project#if BYTE_ORDER == LITTLE_ENDIAN 7287c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project static const uint32_t mask[4] = { 7297c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 0x00000000, 0x00ffffff, 0x0000ffff, 0x000000ff 7307c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project }; 7317c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project#endif 7327c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project //printf("Applying pad mask: %p to %p\n", (void*)mask[padded-len], 7337c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // *reinterpret_cast<void**>(data+padded-4)); 7347c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project *reinterpret_cast<uint32_t*>(data+padded-4) &= mask[padded-len]; 7357c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 7367c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 7377c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project finishWrite(padded); 7387c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return data; 7397c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 7407c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 7417c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project status_t err = growData(padded); 7427c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (err == NO_ERROR) goto restart_write; 7437c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return NULL; 7447c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 7457c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 7469a5e32f141fdb43edc1bb31ceacec781b35281b3Christopher Wileystatus_t Parcel::writeUtf8AsUtf16(const std::string& str) { 7479a5e32f141fdb43edc1bb31ceacec781b35281b3Christopher Wiley const uint8_t* strData = (uint8_t*)str.data(); 7489a5e32f141fdb43edc1bb31ceacec781b35281b3Christopher Wiley const size_t strLen= str.length(); 7499a5e32f141fdb43edc1bb31ceacec781b35281b3Christopher Wiley const ssize_t utf16Len = utf8_to_utf16_length(strData, strLen); 7509a5e32f141fdb43edc1bb31ceacec781b35281b3Christopher Wiley if (utf16Len < 0 || utf16Len> std::numeric_limits<int32_t>::max()) { 7519a5e32f141fdb43edc1bb31ceacec781b35281b3Christopher Wiley return BAD_VALUE; 7529a5e32f141fdb43edc1bb31ceacec781b35281b3Christopher Wiley } 7539a5e32f141fdb43edc1bb31ceacec781b35281b3Christopher Wiley 7549a5e32f141fdb43edc1bb31ceacec781b35281b3Christopher Wiley status_t err = writeInt32(utf16Len); 7559a5e32f141fdb43edc1bb31ceacec781b35281b3Christopher Wiley if (err) { 7569a5e32f141fdb43edc1bb31ceacec781b35281b3Christopher Wiley return err; 7579a5e32f141fdb43edc1bb31ceacec781b35281b3Christopher Wiley } 7589a5e32f141fdb43edc1bb31ceacec781b35281b3Christopher Wiley 7599a5e32f141fdb43edc1bb31ceacec781b35281b3Christopher Wiley // Allocate enough bytes to hold our converted string and its terminating NULL. 7609a5e32f141fdb43edc1bb31ceacec781b35281b3Christopher Wiley void* dst = writeInplace((utf16Len + 1) * sizeof(char16_t)); 7619a5e32f141fdb43edc1bb31ceacec781b35281b3Christopher Wiley if (!dst) { 7629a5e32f141fdb43edc1bb31ceacec781b35281b3Christopher Wiley return NO_MEMORY; 7639a5e32f141fdb43edc1bb31ceacec781b35281b3Christopher Wiley } 7649a5e32f141fdb43edc1bb31ceacec781b35281b3Christopher Wiley 7659a5e32f141fdb43edc1bb31ceacec781b35281b3Christopher Wiley utf8_to_utf16(strData, strLen, (char16_t*)dst); 7669a5e32f141fdb43edc1bb31ceacec781b35281b3Christopher Wiley 7679a5e32f141fdb43edc1bb31ceacec781b35281b3Christopher Wiley return NO_ERROR; 7689a5e32f141fdb43edc1bb31ceacec781b35281b3Christopher Wiley} 7699a5e32f141fdb43edc1bb31ceacec781b35281b3Christopher Wiley 7709a5e32f141fdb43edc1bb31ceacec781b35281b3Christopher Wileystatus_t Parcel::writeUtf8AsUtf16(const std::unique_ptr<std::string>& str) { 7719a5e32f141fdb43edc1bb31ceacec781b35281b3Christopher Wiley if (!str) { 7729a5e32f141fdb43edc1bb31ceacec781b35281b3Christopher Wiley return writeInt32(-1); 7739a5e32f141fdb43edc1bb31ceacec781b35281b3Christopher Wiley } 7749a5e32f141fdb43edc1bb31ceacec781b35281b3Christopher Wiley return writeUtf8AsUtf16(*str); 7759a5e32f141fdb43edc1bb31ceacec781b35281b3Christopher Wiley} 7769a5e32f141fdb43edc1bb31ceacec781b35281b3Christopher Wiley 777b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlinstatus_t Parcel::writeByteVector(const std::unique_ptr<std::vector<int8_t>>& val) 778b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin{ 779b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin if (!val) { 780b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin return writeInt32(-1); 781b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin } 782b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin 783b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin return writeByteVector(*val); 784b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin} 785b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin 7865f0625695ce6999ec70f5699f70a8a0fa84a1bf6Casey Dahlinstatus_t Parcel::writeByteVector(const std::vector<int8_t>& val) 787451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin{ 7885f0625695ce6999ec70f5699f70a8a0fa84a1bf6Casey Dahlin status_t status; 789451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin if (val.size() > std::numeric_limits<int32_t>::max()) { 7905f0625695ce6999ec70f5699f70a8a0fa84a1bf6Casey Dahlin status = BAD_VALUE; 7915f0625695ce6999ec70f5699f70a8a0fa84a1bf6Casey Dahlin return status; 792451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin } 793451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin 7945f0625695ce6999ec70f5699f70a8a0fa84a1bf6Casey Dahlin status = writeInt32(val.size()); 795451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin if (status != OK) { 796451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin return status; 797451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin } 798451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin 7995f0625695ce6999ec70f5699f70a8a0fa84a1bf6Casey Dahlin void* data = writeInplace(val.size()); 8005f0625695ce6999ec70f5699f70a8a0fa84a1bf6Casey Dahlin if (!data) { 8015f0625695ce6999ec70f5699f70a8a0fa84a1bf6Casey Dahlin status = BAD_VALUE; 8025f0625695ce6999ec70f5699f70a8a0fa84a1bf6Casey Dahlin return status; 803451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin } 804451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin 8055f0625695ce6999ec70f5699f70a8a0fa84a1bf6Casey Dahlin memcpy(data, val.data(), val.size()); 8065f0625695ce6999ec70f5699f70a8a0fa84a1bf6Casey Dahlin return status; 807451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin} 808451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin 8095f0625695ce6999ec70f5699f70a8a0fa84a1bf6Casey Dahlinstatus_t Parcel::writeInt32Vector(const std::vector<int32_t>& val) 810451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin{ 81103d1eb6bf90bcd0a04b176988478d2e939d3fba0Christopher Wiley return writeTypedVector(val, &Parcel::writeInt32); 8125f0625695ce6999ec70f5699f70a8a0fa84a1bf6Casey Dahlin} 813451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin 814b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlinstatus_t Parcel::writeInt32Vector(const std::unique_ptr<std::vector<int32_t>>& val) 815b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin{ 816b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin return writeNullableTypedVector(val, &Parcel::writeInt32); 817b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin} 818b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin 8195f0625695ce6999ec70f5699f70a8a0fa84a1bf6Casey Dahlinstatus_t Parcel::writeInt64Vector(const std::vector<int64_t>& val) 8205f0625695ce6999ec70f5699f70a8a0fa84a1bf6Casey Dahlin{ 82103d1eb6bf90bcd0a04b176988478d2e939d3fba0Christopher Wiley return writeTypedVector(val, &Parcel::writeInt64); 8225f0625695ce6999ec70f5699f70a8a0fa84a1bf6Casey Dahlin} 823451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin 824b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlinstatus_t Parcel::writeInt64Vector(const std::unique_ptr<std::vector<int64_t>>& val) 825b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin{ 826b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin return writeNullableTypedVector(val, &Parcel::writeInt64); 827b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin} 828b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin 8295f0625695ce6999ec70f5699f70a8a0fa84a1bf6Casey Dahlinstatus_t Parcel::writeFloatVector(const std::vector<float>& val) 8305f0625695ce6999ec70f5699f70a8a0fa84a1bf6Casey Dahlin{ 83103d1eb6bf90bcd0a04b176988478d2e939d3fba0Christopher Wiley return writeTypedVector(val, &Parcel::writeFloat); 8325f0625695ce6999ec70f5699f70a8a0fa84a1bf6Casey Dahlin} 833451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin 834b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlinstatus_t Parcel::writeFloatVector(const std::unique_ptr<std::vector<float>>& val) 835b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin{ 836b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin return writeNullableTypedVector(val, &Parcel::writeFloat); 837b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin} 838b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin 8395f0625695ce6999ec70f5699f70a8a0fa84a1bf6Casey Dahlinstatus_t Parcel::writeDoubleVector(const std::vector<double>& val) 8405f0625695ce6999ec70f5699f70a8a0fa84a1bf6Casey Dahlin{ 84103d1eb6bf90bcd0a04b176988478d2e939d3fba0Christopher Wiley return writeTypedVector(val, &Parcel::writeDouble); 842451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin} 843451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin 844b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlinstatus_t Parcel::writeDoubleVector(const std::unique_ptr<std::vector<double>>& val) 845b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin{ 846b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin return writeNullableTypedVector(val, &Parcel::writeDouble); 847b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin} 848b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin 849451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlinstatus_t Parcel::writeBoolVector(const std::vector<bool>& val) 850451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin{ 85103d1eb6bf90bcd0a04b176988478d2e939d3fba0Christopher Wiley return writeTypedVector(val, &Parcel::writeBool); 852451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin} 853451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin 854b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlinstatus_t Parcel::writeBoolVector(const std::unique_ptr<std::vector<bool>>& val) 855b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin{ 856b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin return writeNullableTypedVector(val, &Parcel::writeBool); 857b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin} 858b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin 859451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlinstatus_t Parcel::writeCharVector(const std::vector<char16_t>& val) 860451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin{ 86103d1eb6bf90bcd0a04b176988478d2e939d3fba0Christopher Wiley return writeTypedVector(val, &Parcel::writeChar); 862451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin} 863451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin 864b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlinstatus_t Parcel::writeCharVector(const std::unique_ptr<std::vector<char16_t>>& val) 865b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin{ 866b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin return writeNullableTypedVector(val, &Parcel::writeChar); 867b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin} 868b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin 869451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlinstatus_t Parcel::writeString16Vector(const std::vector<String16>& val) 870451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin{ 87103d1eb6bf90bcd0a04b176988478d2e939d3fba0Christopher Wiley return writeTypedVector(val, &Parcel::writeString16); 872451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin} 873451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin 874b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlinstatus_t Parcel::writeString16Vector( 875b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin const std::unique_ptr<std::vector<std::unique_ptr<String16>>>& val) 876b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin{ 877b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin return writeNullableTypedVector(val, &Parcel::writeString16); 878b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin} 879b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin 8809a5e32f141fdb43edc1bb31ceacec781b35281b3Christopher Wileystatus_t Parcel::writeUtf8VectorAsUtf16Vector( 8819a5e32f141fdb43edc1bb31ceacec781b35281b3Christopher Wiley const std::unique_ptr<std::vector<std::unique_ptr<std::string>>>& val) { 8829a5e32f141fdb43edc1bb31ceacec781b35281b3Christopher Wiley return writeNullableTypedVector(val, &Parcel::writeUtf8AsUtf16); 8839a5e32f141fdb43edc1bb31ceacec781b35281b3Christopher Wiley} 8849a5e32f141fdb43edc1bb31ceacec781b35281b3Christopher Wiley 8859a5e32f141fdb43edc1bb31ceacec781b35281b3Christopher Wileystatus_t Parcel::writeUtf8VectorAsUtf16Vector(const std::vector<std::string>& val) { 8869a5e32f141fdb43edc1bb31ceacec781b35281b3Christopher Wiley return writeTypedVector(val, &Parcel::writeUtf8AsUtf16); 8879a5e32f141fdb43edc1bb31ceacec781b35281b3Christopher Wiley} 8889a5e32f141fdb43edc1bb31ceacec781b35281b3Christopher Wiley 8897c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t Parcel::writeInt32(int32_t val) 8907c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 89184a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber return writeAligned(val); 8927c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 89341a0f2f86c0ca7d2fef50aef6215987f445a7231Dan Stoza 89441a0f2f86c0ca7d2fef50aef6215987f445a7231Dan Stozastatus_t Parcel::writeUint32(uint32_t val) 89541a0f2f86c0ca7d2fef50aef6215987f445a7231Dan Stoza{ 89641a0f2f86c0ca7d2fef50aef6215987f445a7231Dan Stoza return writeAligned(val); 89741a0f2f86c0ca7d2fef50aef6215987f445a7231Dan Stoza} 89841a0f2f86c0ca7d2fef50aef6215987f445a7231Dan Stoza 8995c0106e134366312206702f1b072347e20c90374Marco Nelissenstatus_t Parcel::writeInt32Array(size_t len, const int32_t *val) { 900b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich if (len > INT32_MAX) { 901b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich // don't accept size_t values which may have come from an 902b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich // inadvertent conversion from a negative int. 903b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich return BAD_VALUE; 904b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich } 905b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich 9065c0106e134366312206702f1b072347e20c90374Marco Nelissen if (!val) { 907e59cb43edad0eff28a81b18c3c4484442ff680ddChad Brubaker return writeInt32(-1); 9085c0106e134366312206702f1b072347e20c90374Marco Nelissen } 909e59cb43edad0eff28a81b18c3c4484442ff680ddChad Brubaker status_t ret = writeInt32(static_cast<uint32_t>(len)); 9105c0106e134366312206702f1b072347e20c90374Marco Nelissen if (ret == NO_ERROR) { 9115c0106e134366312206702f1b072347e20c90374Marco Nelissen ret = write(val, len * sizeof(*val)); 9125c0106e134366312206702f1b072347e20c90374Marco Nelissen } 9135c0106e134366312206702f1b072347e20c90374Marco Nelissen return ret; 9145c0106e134366312206702f1b072347e20c90374Marco Nelissen} 915f0190bff38b6c29abbfc4a877442f71fc3d7dad8Marco Nelissenstatus_t Parcel::writeByteArray(size_t len, const uint8_t *val) { 916b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich if (len > INT32_MAX) { 917b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich // don't accept size_t values which may have come from an 918b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich // inadvertent conversion from a negative int. 919b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich return BAD_VALUE; 920b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich } 921b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich 922f0190bff38b6c29abbfc4a877442f71fc3d7dad8Marco Nelissen if (!val) { 923e59cb43edad0eff28a81b18c3c4484442ff680ddChad Brubaker return writeInt32(-1); 924f0190bff38b6c29abbfc4a877442f71fc3d7dad8Marco Nelissen } 925e59cb43edad0eff28a81b18c3c4484442ff680ddChad Brubaker status_t ret = writeInt32(static_cast<uint32_t>(len)); 926f0190bff38b6c29abbfc4a877442f71fc3d7dad8Marco Nelissen if (ret == NO_ERROR) { 927f0190bff38b6c29abbfc4a877442f71fc3d7dad8Marco Nelissen ret = write(val, len * sizeof(*val)); 928f0190bff38b6c29abbfc4a877442f71fc3d7dad8Marco Nelissen } 929f0190bff38b6c29abbfc4a877442f71fc3d7dad8Marco Nelissen return ret; 930f0190bff38b6c29abbfc4a877442f71fc3d7dad8Marco Nelissen} 9317c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 932d6848f52e60be17b7f0992be7827dcae4ea2efb1Casey Dahlinstatus_t Parcel::writeBool(bool val) 933d6848f52e60be17b7f0992be7827dcae4ea2efb1Casey Dahlin{ 934d6848f52e60be17b7f0992be7827dcae4ea2efb1Casey Dahlin return writeInt32(int32_t(val)); 935d6848f52e60be17b7f0992be7827dcae4ea2efb1Casey Dahlin} 936d6848f52e60be17b7f0992be7827dcae4ea2efb1Casey Dahlin 937d6848f52e60be17b7f0992be7827dcae4ea2efb1Casey Dahlinstatus_t Parcel::writeChar(char16_t val) 938d6848f52e60be17b7f0992be7827dcae4ea2efb1Casey Dahlin{ 939d6848f52e60be17b7f0992be7827dcae4ea2efb1Casey Dahlin return writeInt32(int32_t(val)); 940d6848f52e60be17b7f0992be7827dcae4ea2efb1Casey Dahlin} 941d6848f52e60be17b7f0992be7827dcae4ea2efb1Casey Dahlin 942d6848f52e60be17b7f0992be7827dcae4ea2efb1Casey Dahlinstatus_t Parcel::writeByte(int8_t val) 943d6848f52e60be17b7f0992be7827dcae4ea2efb1Casey Dahlin{ 944d6848f52e60be17b7f0992be7827dcae4ea2efb1Casey Dahlin return writeInt32(int32_t(val)); 945d6848f52e60be17b7f0992be7827dcae4ea2efb1Casey Dahlin} 946d6848f52e60be17b7f0992be7827dcae4ea2efb1Casey Dahlin 9477c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t Parcel::writeInt64(int64_t val) 9487c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 94984a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber return writeAligned(val); 9507c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 9517c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 9522d13afdfa1f43973bf3cb917c7d6496a38baa446Ronghua Wustatus_t Parcel::writeUint64(uint64_t val) 9532d13afdfa1f43973bf3cb917c7d6496a38baa446Ronghua Wu{ 9542d13afdfa1f43973bf3cb917c7d6496a38baa446Ronghua Wu return writeAligned(val); 9552d13afdfa1f43973bf3cb917c7d6496a38baa446Ronghua Wu} 9562d13afdfa1f43973bf3cb917c7d6496a38baa446Ronghua Wu 957f683e0163a84d93448b9388126902242367cd961Serban Constantinescustatus_t Parcel::writePointer(uintptr_t val) 958f683e0163a84d93448b9388126902242367cd961Serban Constantinescu{ 95984e625ac1e01f5a9c3ed16664da6498212ed662bArve Hjønnevåg return writeAligned<binder_uintptr_t>(val); 960f683e0163a84d93448b9388126902242367cd961Serban Constantinescu} 961f683e0163a84d93448b9388126902242367cd961Serban Constantinescu 9627c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t Parcel::writeFloat(float val) 9637c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 96484a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber return writeAligned(val); 9657c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 9667c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 967cc1a4bb1e1da3f2f38bdaf1f76348c7bc9fb6adbDouglas Leung#if defined(__mips__) && defined(__mips_hard_float) 968cc1a4bb1e1da3f2f38bdaf1f76348c7bc9fb6adbDouglas Leung 969cc1a4bb1e1da3f2f38bdaf1f76348c7bc9fb6adbDouglas Leungstatus_t Parcel::writeDouble(double val) 970cc1a4bb1e1da3f2f38bdaf1f76348c7bc9fb6adbDouglas Leung{ 971cc1a4bb1e1da3f2f38bdaf1f76348c7bc9fb6adbDouglas Leung union { 972cc1a4bb1e1da3f2f38bdaf1f76348c7bc9fb6adbDouglas Leung double d; 973cc1a4bb1e1da3f2f38bdaf1f76348c7bc9fb6adbDouglas Leung unsigned long long ll; 974cc1a4bb1e1da3f2f38bdaf1f76348c7bc9fb6adbDouglas Leung } u; 975cc1a4bb1e1da3f2f38bdaf1f76348c7bc9fb6adbDouglas Leung u.d = val; 976cc1a4bb1e1da3f2f38bdaf1f76348c7bc9fb6adbDouglas Leung return writeAligned(u.ll); 977cc1a4bb1e1da3f2f38bdaf1f76348c7bc9fb6adbDouglas Leung} 978cc1a4bb1e1da3f2f38bdaf1f76348c7bc9fb6adbDouglas Leung 979cc1a4bb1e1da3f2f38bdaf1f76348c7bc9fb6adbDouglas Leung#else 980cc1a4bb1e1da3f2f38bdaf1f76348c7bc9fb6adbDouglas Leung 9817c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t Parcel::writeDouble(double val) 9827c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 98384a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber return writeAligned(val); 98484a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber} 9857c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 986cc1a4bb1e1da3f2f38bdaf1f76348c7bc9fb6adbDouglas Leung#endif 987cc1a4bb1e1da3f2f38bdaf1f76348c7bc9fb6adbDouglas Leung 9887c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t Parcel::writeCString(const char* str) 9897c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 9907c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return write(str, strlen(str)+1); 9917c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 9927c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 9937c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t Parcel::writeString8(const String8& str) 9947c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 9957c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project status_t err = writeInt32(str.bytes()); 996d1dff8d4d47a5f9142a22b11950adc55ea2b36dfPravat Dalbehera // only write string if its length is more than zero characters, 997d1dff8d4d47a5f9142a22b11950adc55ea2b36dfPravat Dalbehera // as readString8 will only read if the length field is non-zero. 998d1dff8d4d47a5f9142a22b11950adc55ea2b36dfPravat Dalbehera // this is slightly different from how writeString16 works. 999d1dff8d4d47a5f9142a22b11950adc55ea2b36dfPravat Dalbehera if (str.bytes() > 0 && err == NO_ERROR) { 10007c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project err = write(str.string(), str.bytes()+1); 10017c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 10027c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return err; 10037c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 10047c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 1005b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlinstatus_t Parcel::writeString16(const std::unique_ptr<String16>& str) 1006b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin{ 1007b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin if (!str) { 1008b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin return writeInt32(-1); 1009b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin } 1010b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin 1011b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin return writeString16(*str); 1012b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin} 1013b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin 10147c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t Parcel::writeString16(const String16& str) 10157c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 10167c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return writeString16(str.string(), str.size()); 10177c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 10187c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 10197c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t Parcel::writeString16(const char16_t* str, size_t len) 10207c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 10217c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (str == NULL) return writeInt32(-1); 1022d4ecccfd206604a9b2d8a1220844fc2df85a5998Mark Salyzyn 10237c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project status_t err = writeInt32(len); 10247c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (err == NO_ERROR) { 10257c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project len *= sizeof(char16_t); 10267c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project uint8_t* data = (uint8_t*)writeInplace(len+sizeof(char16_t)); 10277c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (data) { 10287c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project memcpy(data, str, len); 10297c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project *reinterpret_cast<char16_t*>(data+len) = 0; 10307c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return NO_ERROR; 10317c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 10327c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project err = mError; 10337c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 10347c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return err; 10357c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 10367c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 10377c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t Parcel::writeStrongBinder(const sp<IBinder>& val) 10387c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 10397c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return flatten_binder(ProcessState::self(), val, this); 10407c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 10417c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 1042eb8e15f9bb29f8794f8be819530631c358fd6a15Casey Dahlinstatus_t Parcel::writeStrongBinderVector(const std::vector<sp<IBinder>>& val) 1043eb8e15f9bb29f8794f8be819530631c358fd6a15Casey Dahlin{ 104403d1eb6bf90bcd0a04b176988478d2e939d3fba0Christopher Wiley return writeTypedVector(val, &Parcel::writeStrongBinder); 1045eb8e15f9bb29f8794f8be819530631c358fd6a15Casey Dahlin} 1046eb8e15f9bb29f8794f8be819530631c358fd6a15Casey Dahlin 1047b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlinstatus_t Parcel::writeStrongBinderVector(const std::unique_ptr<std::vector<sp<IBinder>>>& val) 1048b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin{ 1049b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin return writeNullableTypedVector(val, &Parcel::writeStrongBinder); 1050b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin} 1051b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin 1052b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlinstatus_t Parcel::readStrongBinderVector(std::unique_ptr<std::vector<sp<IBinder>>>* val) const { 1053b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin return readNullableTypedVector(val, &Parcel::readStrongBinder); 1054b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin} 1055b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin 1056eb8e15f9bb29f8794f8be819530631c358fd6a15Casey Dahlinstatus_t Parcel::readStrongBinderVector(std::vector<sp<IBinder>>* val) const { 105703d1eb6bf90bcd0a04b176988478d2e939d3fba0Christopher Wiley return readTypedVector(val, &Parcel::readStrongBinder); 1058eb8e15f9bb29f8794f8be819530631c358fd6a15Casey Dahlin} 1059eb8e15f9bb29f8794f8be819530631c358fd6a15Casey Dahlin 10607c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t Parcel::writeWeakBinder(const wp<IBinder>& val) 10617c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 10627c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return flatten_binder(ProcessState::self(), val, this); 10637c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 10647c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 1065b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlinstatus_t Parcel::writeRawNullableParcelable(const Parcelable* parcelable) { 1066b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin if (!parcelable) { 1067b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin return writeInt32(0); 1068b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin } 1069b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin 1070b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin return writeParcelable(*parcelable); 1071b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin} 1072b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin 107397f048d19e51da4ea6ff98d8a9daf38f2577f182Christopher Wileystatus_t Parcel::writeParcelable(const Parcelable& parcelable) { 107497f048d19e51da4ea6ff98d8a9daf38f2577f182Christopher Wiley status_t status = writeInt32(1); // parcelable is not null. 107597f048d19e51da4ea6ff98d8a9daf38f2577f182Christopher Wiley if (status != OK) { 107697f048d19e51da4ea6ff98d8a9daf38f2577f182Christopher Wiley return status; 107797f048d19e51da4ea6ff98d8a9daf38f2577f182Christopher Wiley } 107897f048d19e51da4ea6ff98d8a9daf38f2577f182Christopher Wiley return parcelable.writeToParcel(this); 107997f048d19e51da4ea6ff98d8a9daf38f2577f182Christopher Wiley} 108097f048d19e51da4ea6ff98d8a9daf38f2577f182Christopher Wiley 1081a47f02afb1e1f2c4abd9379c13903a5dde89d354Mathias Agopianstatus_t Parcel::writeNativeHandle(const native_handle* handle) 10825f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project{ 10831d0a95b12a9194f64dd436224ec3bf8e0622d678Mathias Agopian if (!handle || handle->version != sizeof(native_handle)) 10845f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project return BAD_TYPE; 10855f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project 10865f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project status_t err; 1087a47f02afb1e1f2c4abd9379c13903a5dde89d354Mathias Agopian err = writeInt32(handle->numFds); 10885f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project if (err != NO_ERROR) return err; 1089edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 1090a47f02afb1e1f2c4abd9379c13903a5dde89d354Mathias Agopian err = writeInt32(handle->numInts); 10915f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project if (err != NO_ERROR) return err; 1092edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 1093a47f02afb1e1f2c4abd9379c13903a5dde89d354Mathias Agopian for (int i=0 ; err==NO_ERROR && i<handle->numFds ; i++) 1094a47f02afb1e1f2c4abd9379c13903a5dde89d354Mathias Agopian err = writeDupFileDescriptor(handle->data[i]); 1095edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 1096edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project if (err != NO_ERROR) { 10979d4536835248525f32f1504a3d28d5bbfa0a2910Steve Block ALOGD("write native handle, write dup fd failed"); 1098edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project return err; 1099edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project } 1100a47f02afb1e1f2c4abd9379c13903a5dde89d354Mathias Agopian err = write(handle->data + handle->numFds, sizeof(int)*handle->numInts); 11015f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project return err; 11025f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project} 11035f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project 110493ff1f985e233fe04412a65041e977c9f0c21f5bJeff Brownstatus_t Parcel::writeFileDescriptor(int fd, bool takeOwnership) 11057c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 11067c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project flat_binder_object obj; 11077c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project obj.type = BINDER_TYPE_FD; 11087c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project obj.flags = 0x7f | FLAT_BINDER_FLAG_ACCEPTS_FDS; 110907fd0f195db6d341cab4e54257f508d802c98832Arve Hjønnevåg obj.binder = 0; /* Don't pass uninitialized stack data to a remote process */ 11107c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project obj.handle = fd; 111184e625ac1e01f5a9c3ed16664da6498212ed662bArve Hjønnevåg obj.cookie = takeOwnership ? 1 : 0; 11127c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return writeObject(obj, true); 11137c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 11147c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 11157c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t Parcel::writeDupFileDescriptor(int fd) 11167c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 1117d341c7178fffc7ad5b57645c2bcf5a395ca95591Jeff Brown int dupFd = dup(fd); 1118d341c7178fffc7ad5b57645c2bcf5a395ca95591Jeff Brown if (dupFd < 0) { 1119d341c7178fffc7ad5b57645c2bcf5a395ca95591Jeff Brown return -errno; 1120d341c7178fffc7ad5b57645c2bcf5a395ca95591Jeff Brown } 1121d341c7178fffc7ad5b57645c2bcf5a395ca95591Jeff Brown status_t err = writeFileDescriptor(dupFd, true /*takeOwnership*/); 112206673e38983baad380e818c5493b7faccf3b2393Casey Dahlin if (err != OK) { 1123d341c7178fffc7ad5b57645c2bcf5a395ca95591Jeff Brown close(dupFd); 1124d341c7178fffc7ad5b57645c2bcf5a395ca95591Jeff Brown } 1125d341c7178fffc7ad5b57645c2bcf5a395ca95591Jeff Brown return err; 11267c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 11277c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 112806673e38983baad380e818c5493b7faccf3b2393Casey Dahlinstatus_t Parcel::writeUniqueFileDescriptor(const ScopedFd& fd) { 112906673e38983baad380e818c5493b7faccf3b2393Casey Dahlin return writeDupFileDescriptor(fd.get()); 113006673e38983baad380e818c5493b7faccf3b2393Casey Dahlin} 113106673e38983baad380e818c5493b7faccf3b2393Casey Dahlin 113206673e38983baad380e818c5493b7faccf3b2393Casey Dahlinstatus_t Parcel::writeUniqueFileDescriptorVector(const std::vector<ScopedFd>& val) { 113306673e38983baad380e818c5493b7faccf3b2393Casey Dahlin return writeTypedVector(val, &Parcel::writeUniqueFileDescriptor); 113406673e38983baad380e818c5493b7faccf3b2393Casey Dahlin} 113506673e38983baad380e818c5493b7faccf3b2393Casey Dahlin 1136b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlinstatus_t Parcel::writeUniqueFileDescriptorVector(const std::unique_ptr<std::vector<ScopedFd>>& val) { 1137b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin return writeNullableTypedVector(val, &Parcel::writeUniqueFileDescriptor); 1138b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin} 1139b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin 114013b1604018968408bcc5553e1fa5ea9df3e4e009Jeff Brownstatus_t Parcel::writeBlob(size_t len, bool mutableCopy, WritableBlob* outBlob) 11415707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown{ 1142b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich if (len > INT32_MAX) { 1143b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich // don't accept size_t values which may have come from an 1144b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich // inadvertent conversion from a negative int. 1145b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich return BAD_VALUE; 1146b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich } 1147b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich 114813b1604018968408bcc5553e1fa5ea9df3e4e009Jeff Brown status_t status; 114913b1604018968408bcc5553e1fa5ea9df3e4e009Jeff Brown if (!mAllowFds || len <= BLOB_INPLACE_LIMIT) { 11506807e59e0ff943cc6225d46e3c33a8a7eae9b3d7Steve Block ALOGV("writeBlob: write in place"); 115113b1604018968408bcc5553e1fa5ea9df3e4e009Jeff Brown status = writeInt32(BLOB_INPLACE); 11525707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown if (status) return status; 11535707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown 11545707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown void* ptr = writeInplace(len); 11555707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown if (!ptr) return NO_MEMORY; 11565707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown 115713b1604018968408bcc5553e1fa5ea9df3e4e009Jeff Brown outBlob->init(-1, ptr, len, false); 11585707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown return NO_ERROR; 11595707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown } 11605707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown 11616807e59e0ff943cc6225d46e3c33a8a7eae9b3d7Steve Block ALOGV("writeBlob: write to ashmem"); 11625707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown int fd = ashmem_create_region("Parcel Blob", len); 11635707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown if (fd < 0) return NO_MEMORY; 11645707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown 11655707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown int result = ashmem_set_prot_region(fd, PROT_READ | PROT_WRITE); 11665707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown if (result < 0) { 1167ec4e0063a1c5cc6e01472cc2a9d27609ce3827d7Jeff Brown status = result; 11685707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown } else { 11695707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown void* ptr = ::mmap(NULL, len, PROT_READ | PROT_WRITE, MAP_SHARED, fd, 0); 11705707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown if (ptr == MAP_FAILED) { 11715707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown status = -errno; 11725707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown } else { 117313b1604018968408bcc5553e1fa5ea9df3e4e009Jeff Brown if (!mutableCopy) { 117413b1604018968408bcc5553e1fa5ea9df3e4e009Jeff Brown result = ashmem_set_prot_region(fd, PROT_READ); 117513b1604018968408bcc5553e1fa5ea9df3e4e009Jeff Brown } 11765707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown if (result < 0) { 1177ec4e0063a1c5cc6e01472cc2a9d27609ce3827d7Jeff Brown status = result; 11785707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown } else { 117913b1604018968408bcc5553e1fa5ea9df3e4e009Jeff Brown status = writeInt32(mutableCopy ? BLOB_ASHMEM_MUTABLE : BLOB_ASHMEM_IMMUTABLE); 11805707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown if (!status) { 118193ff1f985e233fe04412a65041e977c9f0c21f5bJeff Brown status = writeFileDescriptor(fd, true /*takeOwnership*/); 11825707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown if (!status) { 118313b1604018968408bcc5553e1fa5ea9df3e4e009Jeff Brown outBlob->init(fd, ptr, len, mutableCopy); 11845707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown return NO_ERROR; 11855707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown } 11865707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown } 11875707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown } 11885707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown } 11895707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown ::munmap(ptr, len); 11905707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown } 11915707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown ::close(fd); 11925707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown return status; 11935707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown} 11945707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown 119513b1604018968408bcc5553e1fa5ea9df3e4e009Jeff Brownstatus_t Parcel::writeDupImmutableBlobFileDescriptor(int fd) 119613b1604018968408bcc5553e1fa5ea9df3e4e009Jeff Brown{ 119713b1604018968408bcc5553e1fa5ea9df3e4e009Jeff Brown // Must match up with what's done in writeBlob. 119813b1604018968408bcc5553e1fa5ea9df3e4e009Jeff Brown if (!mAllowFds) return FDS_NOT_ALLOWED; 119913b1604018968408bcc5553e1fa5ea9df3e4e009Jeff Brown status_t status = writeInt32(BLOB_ASHMEM_IMMUTABLE); 120013b1604018968408bcc5553e1fa5ea9df3e4e009Jeff Brown if (status) return status; 120113b1604018968408bcc5553e1fa5ea9df3e4e009Jeff Brown return writeDupFileDescriptor(fd); 120213b1604018968408bcc5553e1fa5ea9df3e4e009Jeff Brown} 120313b1604018968408bcc5553e1fa5ea9df3e4e009Jeff Brown 1204e142428a9c8b9d2380032cd4d7b55ee440fe8770Mathias Agopianstatus_t Parcel::write(const FlattenableHelperInterface& val) 120598e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian{ 120698e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian status_t err; 120798e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian 120898e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian // size if needed 1209e142428a9c8b9d2380032cd4d7b55ee440fe8770Mathias Agopian const size_t len = val.getFlattenedSize(); 1210e142428a9c8b9d2380032cd4d7b55ee440fe8770Mathias Agopian const size_t fd_count = val.getFdCount(); 121198e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian 1212b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich if ((len > INT32_MAX) || (fd_count > INT32_MAX)) { 1213b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich // don't accept size_t values which may have come from an 1214b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich // inadvertent conversion from a negative int. 1215b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich return BAD_VALUE; 1216b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich } 1217b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich 121898e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian err = this->writeInt32(len); 121998e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian if (err) return err; 122098e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian 122198e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian err = this->writeInt32(fd_count); 122298e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian if (err) return err; 122398e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian 122498e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian // payload 1225b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich void* const buf = this->writeInplace(pad_size(len)); 122698e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian if (buf == NULL) 122798e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian return BAD_VALUE; 122898e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian 122998e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian int* fds = NULL; 123098e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian if (fd_count) { 123198e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian fds = new int[fd_count]; 123298e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian } 123398e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian 123498e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian err = val.flatten(buf, len, fds, fd_count); 123598e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian for (size_t i=0 ; i<fd_count && err==NO_ERROR ; i++) { 123698e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian err = this->writeDupFileDescriptor( fds[i] ); 123798e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian } 123898e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian 123998e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian if (fd_count) { 124098e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian delete [] fds; 124198e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian } 124298e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian 124398e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian return err; 124498e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian} 124598e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian 12467c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t Parcel::writeObject(const flat_binder_object& val, bool nullMetaData) 12477c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 12487c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const bool enoughData = (mDataPos+sizeof(val)) <= mDataCapacity; 12497c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const bool enoughObjects = mObjectsSize < mObjectsCapacity; 12507c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (enoughData && enoughObjects) { 12517c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectrestart_write: 12527c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project *reinterpret_cast<flat_binder_object*>(mData+mDataPos) = val; 1253d4ecccfd206604a9b2d8a1220844fc2df85a5998Mark Salyzyn 12547c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // remember if it's a file descriptor 12557c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (val.type == BINDER_TYPE_FD) { 12568938ed2c8e906fc332301b64787728d4d34da571Dianne Hackborn if (!mAllowFds) { 125798e67d352b8805a868ca0e7c2be3ea830fb7c338Christopher Tate // fail before modifying our object index 12588938ed2c8e906fc332301b64787728d4d34da571Dianne Hackborn return FDS_NOT_ALLOWED; 12598938ed2c8e906fc332301b64787728d4d34da571Dianne Hackborn } 12607c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mHasFds = mFdsKnown = true; 12617c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 12627c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 126398e67d352b8805a868ca0e7c2be3ea830fb7c338Christopher Tate // Need to write meta-data? 126498e67d352b8805a868ca0e7c2be3ea830fb7c338Christopher Tate if (nullMetaData || val.binder != 0) { 126598e67d352b8805a868ca0e7c2be3ea830fb7c338Christopher Tate mObjects[mObjectsSize] = mDataPos; 1266cbf3726357966539c2a685f46e61c3fc8937f19eAdrian Roos acquire_object(ProcessState::self(), val, this, &mOpenAshmemSize); 126798e67d352b8805a868ca0e7c2be3ea830fb7c338Christopher Tate mObjectsSize++; 126898e67d352b8805a868ca0e7c2be3ea830fb7c338Christopher Tate } 126998e67d352b8805a868ca0e7c2be3ea830fb7c338Christopher Tate 12707c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return finishWrite(sizeof(flat_binder_object)); 12717c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 12727c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 12737c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (!enoughData) { 12747c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const status_t err = growData(sizeof(val)); 12757c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (err != NO_ERROR) return err; 12767c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 12777c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (!enoughObjects) { 12787c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project size_t newSize = ((mObjectsSize+2)*3)/2; 1279ed7a50cc7d490ae7aece2d16422c5f7941876468Christopher Tate if (newSize < mObjectsSize) return NO_MEMORY; // overflow 128084e625ac1e01f5a9c3ed16664da6498212ed662bArve Hjønnevåg binder_size_t* objects = (binder_size_t*)realloc(mObjects, newSize*sizeof(binder_size_t)); 12817c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (objects == NULL) return NO_MEMORY; 12827c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mObjects = objects; 12837c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mObjectsCapacity = newSize; 12847c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 1285d4ecccfd206604a9b2d8a1220844fc2df85a5998Mark Salyzyn 12867c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project goto restart_write; 12877c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 12887c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 1289837a0d0fb2c3fba8082d47d04cb6120af1eb9a54Brad Fitzpatrickstatus_t Parcel::writeNoException() 1290837a0d0fb2c3fba8082d47d04cb6120af1eb9a54Brad Fitzpatrick{ 129109eb749704afd9e226e1347cb20c90be2016cd21Christopher Wiley binder::Status status; 129209eb749704afd9e226e1347cb20c90be2016cd21Christopher Wiley return status.writeToParcel(this); 1293837a0d0fb2c3fba8082d47d04cb6120af1eb9a54Brad Fitzpatrick} 1294837a0d0fb2c3fba8082d47d04cb6120af1eb9a54Brad Fitzpatrick 12956f4f3ab36c5ed1df84eb3a9f7475f0ac42952f58Colin Crossvoid Parcel::remove(size_t /*start*/, size_t /*amt*/) 12967c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 12977c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project LOG_ALWAYS_FATAL("Parcel::remove() not yet implemented!"); 12987c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 12997c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 13007c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t Parcel::read(void* outData, size_t len) const 13017c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 1302b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich if (len > INT32_MAX) { 1303b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich // don't accept size_t values which may have come from an 1304b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich // inadvertent conversion from a negative int. 1305b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich return BAD_VALUE; 1306b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich } 1307b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich 1308b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich if ((mDataPos+pad_size(len)) >= mDataPos && (mDataPos+pad_size(len)) <= mDataSize 1309b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich && len <= pad_size(len)) { 13107c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project memcpy(outData, mData+mDataPos, len); 1311b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich mDataPos += pad_size(len); 1312d4ecccfd206604a9b2d8a1220844fc2df85a5998Mark Salyzyn ALOGV("read Setting data pos of %p to %zu", this, mDataPos); 13137c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return NO_ERROR; 13147c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 13157c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return NOT_ENOUGH_DATA; 13167c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 13177c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 13187c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectconst void* Parcel::readInplace(size_t len) const 13197c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 1320b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich if (len > INT32_MAX) { 1321b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich // don't accept size_t values which may have come from an 1322b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich // inadvertent conversion from a negative int. 1323b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich return NULL; 1324b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich } 1325b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich 1326b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich if ((mDataPos+pad_size(len)) >= mDataPos && (mDataPos+pad_size(len)) <= mDataSize 1327b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich && len <= pad_size(len)) { 13287c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const void* data = mData+mDataPos; 1329b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich mDataPos += pad_size(len); 1330d4ecccfd206604a9b2d8a1220844fc2df85a5998Mark Salyzyn ALOGV("readInplace Setting data pos of %p to %zu", this, mDataPos); 13317c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return data; 13327c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 13337c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return NULL; 13347c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 13357c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 133684a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Hubertemplate<class T> 133784a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huberstatus_t Parcel::readAligned(T *pArg) const { 1338b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich COMPILE_TIME_ASSERT_FUNCTION_SCOPE(PAD_SIZE_UNSAFE(sizeof(T)) == sizeof(T)); 133984a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber 134084a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber if ((mDataPos+sizeof(T)) <= mDataSize) { 13417c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const void* data = mData+mDataPos; 134284a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber mDataPos += sizeof(T); 134384a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber *pArg = *reinterpret_cast<const T*>(data); 13447c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return NO_ERROR; 13457c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } else { 13467c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return NOT_ENOUGH_DATA; 13477c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 13487c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 13497c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 135084a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Hubertemplate<class T> 135184a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas HuberT Parcel::readAligned() const { 135284a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber T result; 135384a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber if (readAligned(&result) != NO_ERROR) { 135484a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber result = 0; 135584a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber } 135684a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber 135784a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber return result; 135884a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber} 135984a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber 136084a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Hubertemplate<class T> 136184a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huberstatus_t Parcel::writeAligned(T val) { 1362b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich COMPILE_TIME_ASSERT_FUNCTION_SCOPE(PAD_SIZE_UNSAFE(sizeof(T)) == sizeof(T)); 136384a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber 136484a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber if ((mDataPos+sizeof(val)) <= mDataCapacity) { 136584a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huberrestart_write: 136684a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber *reinterpret_cast<T*>(mData+mDataPos) = val; 136784a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber return finishWrite(sizeof(val)); 136884a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber } 136984a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber 137084a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber status_t err = growData(sizeof(val)); 137184a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber if (err == NO_ERROR) goto restart_write; 137284a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber return err; 137384a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber} 137484a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber 1375451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlinstatus_t Parcel::readByteVector(std::vector<int8_t>* val) const { 1376451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin val->clear(); 1377451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin 1378451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin int32_t size; 1379451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin status_t status = readInt32(&size); 1380451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin 1381451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin if (status != OK) { 1382451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin return status; 1383451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin } 1384451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin 13854db672ddccb02b2bd70ddb4812c00a5060174c93Christopher Wiley if (size < 0) { 13864db672ddccb02b2bd70ddb4812c00a5060174c93Christopher Wiley status = UNEXPECTED_NULL; 13874db672ddccb02b2bd70ddb4812c00a5060174c93Christopher Wiley return status; 13884db672ddccb02b2bd70ddb4812c00a5060174c93Christopher Wiley } 13894db672ddccb02b2bd70ddb4812c00a5060174c93Christopher Wiley if (size_t(size) > dataAvail()) { 1390f0fc52b59be0bf39912f7b698d9bde26415a6096Christopher Wiley status = BAD_VALUE; 1391f0fc52b59be0bf39912f7b698d9bde26415a6096Christopher Wiley return status; 1392451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin } 13934db672ddccb02b2bd70ddb4812c00a5060174c93Christopher Wiley 1394f0fc52b59be0bf39912f7b698d9bde26415a6096Christopher Wiley const void* data = readInplace(size); 1395f0fc52b59be0bf39912f7b698d9bde26415a6096Christopher Wiley if (!data) { 1396f0fc52b59be0bf39912f7b698d9bde26415a6096Christopher Wiley status = BAD_VALUE; 1397f0fc52b59be0bf39912f7b698d9bde26415a6096Christopher Wiley return status; 1398451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin } 1399f0fc52b59be0bf39912f7b698d9bde26415a6096Christopher Wiley val->resize(size); 1400f0fc52b59be0bf39912f7b698d9bde26415a6096Christopher Wiley memcpy(val->data(), data, size); 1401451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin 1402f0fc52b59be0bf39912f7b698d9bde26415a6096Christopher Wiley return status; 1403451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin} 1404451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin 1405b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlinstatus_t Parcel::readByteVector(std::unique_ptr<std::vector<int8_t>>* val) const { 1406b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin const int32_t start = dataPosition(); 1407b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin int32_t size; 1408b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin status_t status = readInt32(&size); 1409b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin val->reset(); 1410b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin 1411b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin if (status != OK || size < 0) { 1412b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin return status; 1413b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin } 1414b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin 1415b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin setDataPosition(start); 1416b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin val->reset(new std::vector<int8_t>()); 1417b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin 1418b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin status = readByteVector(val->get()); 1419b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin 1420b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin if (status != OK) { 1421b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin val->reset(); 1422b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin } 1423b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin 1424b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin return status; 1425b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin} 1426b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin 1427b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlinstatus_t Parcel::readInt32Vector(std::unique_ptr<std::vector<int32_t>>* val) const { 1428b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin return readNullableTypedVector(val, &Parcel::readInt32); 1429b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin} 1430b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin 1431451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlinstatus_t Parcel::readInt32Vector(std::vector<int32_t>* val) const { 143203d1eb6bf90bcd0a04b176988478d2e939d3fba0Christopher Wiley return readTypedVector(val, &Parcel::readInt32); 1433451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin} 1434451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin 1435b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlinstatus_t Parcel::readInt64Vector(std::unique_ptr<std::vector<int64_t>>* val) const { 1436b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin return readNullableTypedVector(val, &Parcel::readInt64); 1437b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin} 1438b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin 1439451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlinstatus_t Parcel::readInt64Vector(std::vector<int64_t>* val) const { 144003d1eb6bf90bcd0a04b176988478d2e939d3fba0Christopher Wiley return readTypedVector(val, &Parcel::readInt64); 1441451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin} 1442451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin 1443b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlinstatus_t Parcel::readFloatVector(std::unique_ptr<std::vector<float>>* val) const { 1444b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin return readNullableTypedVector(val, &Parcel::readFloat); 1445b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin} 1446b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin 1447451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlinstatus_t Parcel::readFloatVector(std::vector<float>* val) const { 144803d1eb6bf90bcd0a04b176988478d2e939d3fba0Christopher Wiley return readTypedVector(val, &Parcel::readFloat); 1449451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin} 1450451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin 1451b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlinstatus_t Parcel::readDoubleVector(std::unique_ptr<std::vector<double>>* val) const { 1452b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin return readNullableTypedVector(val, &Parcel::readDouble); 1453b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin} 1454b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin 1455451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlinstatus_t Parcel::readDoubleVector(std::vector<double>* val) const { 145603d1eb6bf90bcd0a04b176988478d2e939d3fba0Christopher Wiley return readTypedVector(val, &Parcel::readDouble); 1457451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin} 1458451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin 1459b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlinstatus_t Parcel::readBoolVector(std::unique_ptr<std::vector<bool>>* val) const { 1460b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin const int32_t start = dataPosition(); 1461b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin int32_t size; 1462b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin status_t status = readInt32(&size); 1463b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin val->reset(); 1464b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin 1465b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin if (status != OK || size < 0) { 1466b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin return status; 1467b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin } 1468b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin 1469b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin setDataPosition(start); 1470b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin val->reset(new std::vector<bool>()); 1471b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin 1472b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin status = readBoolVector(val->get()); 1473b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin 1474b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin if (status != OK) { 1475b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin val->reset(); 1476b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin } 1477b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin 1478b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin return status; 1479b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin} 1480451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin 1481b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlinstatus_t Parcel::readBoolVector(std::vector<bool>* val) const { 1482451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin int32_t size; 1483451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin status_t status = readInt32(&size); 1484451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin 1485451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin if (status != OK) { 1486451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin return status; 1487451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin } 1488451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin 1489451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin if (size < 0) { 14904db672ddccb02b2bd70ddb4812c00a5060174c93Christopher Wiley return UNEXPECTED_NULL; 1491451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin } 1492451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin 1493451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin val->resize(size); 1494451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin 1495451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin /* C++ bool handling means a vector of bools isn't necessarily addressable 1496451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin * (we might use individual bits) 1497451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin */ 149897887989495318803643c91b196b6bcabf2a7a03Christopher Wiley bool data; 149997887989495318803643c91b196b6bcabf2a7a03Christopher Wiley for (int32_t i = 0; i < size; ++i) { 1500451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin status = readBool(&data); 1501451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin (*val)[i] = data; 1502451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin 1503451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin if (status != OK) { 1504451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin return status; 1505451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin } 1506451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin } 1507451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin 1508451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin return OK; 1509451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin} 1510451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin 1511b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlinstatus_t Parcel::readCharVector(std::unique_ptr<std::vector<char16_t>>* val) const { 1512b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin return readNullableTypedVector(val, &Parcel::readChar); 1513b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin} 1514b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin 1515451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlinstatus_t Parcel::readCharVector(std::vector<char16_t>* val) const { 151603d1eb6bf90bcd0a04b176988478d2e939d3fba0Christopher Wiley return readTypedVector(val, &Parcel::readChar); 1517451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin} 1518451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin 1519b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlinstatus_t Parcel::readString16Vector( 1520b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin std::unique_ptr<std::vector<std::unique_ptr<String16>>>* val) const { 1521b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin return readNullableTypedVector(val, &Parcel::readString16); 1522b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin} 1523b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin 1524451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlinstatus_t Parcel::readString16Vector(std::vector<String16>* val) const { 152503d1eb6bf90bcd0a04b176988478d2e939d3fba0Christopher Wiley return readTypedVector(val, &Parcel::readString16); 1526451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin} 1527451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin 15289a5e32f141fdb43edc1bb31ceacec781b35281b3Christopher Wileystatus_t Parcel::readUtf8VectorFromUtf16Vector( 15299a5e32f141fdb43edc1bb31ceacec781b35281b3Christopher Wiley std::unique_ptr<std::vector<std::unique_ptr<std::string>>>* val) const { 15309a5e32f141fdb43edc1bb31ceacec781b35281b3Christopher Wiley return readNullableTypedVector(val, &Parcel::readUtf8FromUtf16); 15319a5e32f141fdb43edc1bb31ceacec781b35281b3Christopher Wiley} 15329a5e32f141fdb43edc1bb31ceacec781b35281b3Christopher Wiley 15339a5e32f141fdb43edc1bb31ceacec781b35281b3Christopher Wileystatus_t Parcel::readUtf8VectorFromUtf16Vector(std::vector<std::string>* val) const { 15349a5e32f141fdb43edc1bb31ceacec781b35281b3Christopher Wiley return readTypedVector(val, &Parcel::readUtf8FromUtf16); 15359a5e32f141fdb43edc1bb31ceacec781b35281b3Christopher Wiley} 1536451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin 153784a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huberstatus_t Parcel::readInt32(int32_t *pArg) const 153884a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber{ 153984a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber return readAligned(pArg); 154084a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber} 154184a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber 15427c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectint32_t Parcel::readInt32() const 15437c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 154484a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber return readAligned<int32_t>(); 15457c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 15467c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 154741a0f2f86c0ca7d2fef50aef6215987f445a7231Dan Stozastatus_t Parcel::readUint32(uint32_t *pArg) const 154841a0f2f86c0ca7d2fef50aef6215987f445a7231Dan Stoza{ 154941a0f2f86c0ca7d2fef50aef6215987f445a7231Dan Stoza return readAligned(pArg); 155041a0f2f86c0ca7d2fef50aef6215987f445a7231Dan Stoza} 155141a0f2f86c0ca7d2fef50aef6215987f445a7231Dan Stoza 155241a0f2f86c0ca7d2fef50aef6215987f445a7231Dan Stozauint32_t Parcel::readUint32() const 155341a0f2f86c0ca7d2fef50aef6215987f445a7231Dan Stoza{ 155441a0f2f86c0ca7d2fef50aef6215987f445a7231Dan Stoza return readAligned<uint32_t>(); 155541a0f2f86c0ca7d2fef50aef6215987f445a7231Dan Stoza} 15567c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 15577c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t Parcel::readInt64(int64_t *pArg) const 15587c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 155984a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber return readAligned(pArg); 15607c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 15617c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 15627c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 15637c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectint64_t Parcel::readInt64() const 15647c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 156584a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber return readAligned<int64_t>(); 15667c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 15677c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 15682d13afdfa1f43973bf3cb917c7d6496a38baa446Ronghua Wustatus_t Parcel::readUint64(uint64_t *pArg) const 15692d13afdfa1f43973bf3cb917c7d6496a38baa446Ronghua Wu{ 15702d13afdfa1f43973bf3cb917c7d6496a38baa446Ronghua Wu return readAligned(pArg); 15712d13afdfa1f43973bf3cb917c7d6496a38baa446Ronghua Wu} 15722d13afdfa1f43973bf3cb917c7d6496a38baa446Ronghua Wu 15732d13afdfa1f43973bf3cb917c7d6496a38baa446Ronghua Wuuint64_t Parcel::readUint64() const 15742d13afdfa1f43973bf3cb917c7d6496a38baa446Ronghua Wu{ 15752d13afdfa1f43973bf3cb917c7d6496a38baa446Ronghua Wu return readAligned<uint64_t>(); 15762d13afdfa1f43973bf3cb917c7d6496a38baa446Ronghua Wu} 15772d13afdfa1f43973bf3cb917c7d6496a38baa446Ronghua Wu 1578f683e0163a84d93448b9388126902242367cd961Serban Constantinescustatus_t Parcel::readPointer(uintptr_t *pArg) const 1579f683e0163a84d93448b9388126902242367cd961Serban Constantinescu{ 158084e625ac1e01f5a9c3ed16664da6498212ed662bArve Hjønnevåg status_t ret; 158184e625ac1e01f5a9c3ed16664da6498212ed662bArve Hjønnevåg binder_uintptr_t ptr; 158284e625ac1e01f5a9c3ed16664da6498212ed662bArve Hjønnevåg ret = readAligned(&ptr); 158384e625ac1e01f5a9c3ed16664da6498212ed662bArve Hjønnevåg if (!ret) 158484e625ac1e01f5a9c3ed16664da6498212ed662bArve Hjønnevåg *pArg = ptr; 158584e625ac1e01f5a9c3ed16664da6498212ed662bArve Hjønnevåg return ret; 1586f683e0163a84d93448b9388126902242367cd961Serban Constantinescu} 1587f683e0163a84d93448b9388126902242367cd961Serban Constantinescu 1588f683e0163a84d93448b9388126902242367cd961Serban Constantinescuuintptr_t Parcel::readPointer() const 1589f683e0163a84d93448b9388126902242367cd961Serban Constantinescu{ 159084e625ac1e01f5a9c3ed16664da6498212ed662bArve Hjønnevåg return readAligned<binder_uintptr_t>(); 1591f683e0163a84d93448b9388126902242367cd961Serban Constantinescu} 1592f683e0163a84d93448b9388126902242367cd961Serban Constantinescu 1593f683e0163a84d93448b9388126902242367cd961Serban Constantinescu 15947c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t Parcel::readFloat(float *pArg) const 15957c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 159684a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber return readAligned(pArg); 15977c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 15987c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 15997c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 16007c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectfloat Parcel::readFloat() const 16017c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 160284a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber return readAligned<float>(); 16037c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 16047c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 1605cc1a4bb1e1da3f2f38bdaf1f76348c7bc9fb6adbDouglas Leung#if defined(__mips__) && defined(__mips_hard_float) 1606cc1a4bb1e1da3f2f38bdaf1f76348c7bc9fb6adbDouglas Leung 16077c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t Parcel::readDouble(double *pArg) const 16087c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 1609cc1a4bb1e1da3f2f38bdaf1f76348c7bc9fb6adbDouglas Leung union { 1610cc1a4bb1e1da3f2f38bdaf1f76348c7bc9fb6adbDouglas Leung double d; 1611cc1a4bb1e1da3f2f38bdaf1f76348c7bc9fb6adbDouglas Leung unsigned long long ll; 1612cc1a4bb1e1da3f2f38bdaf1f76348c7bc9fb6adbDouglas Leung } u; 16132c68d380c9ef765a7d46e5a4735f39e6c27849f2Narayan Kamath u.d = 0; 1614cc1a4bb1e1da3f2f38bdaf1f76348c7bc9fb6adbDouglas Leung status_t status; 1615cc1a4bb1e1da3f2f38bdaf1f76348c7bc9fb6adbDouglas Leung status = readAligned(&u.ll); 1616cc1a4bb1e1da3f2f38bdaf1f76348c7bc9fb6adbDouglas Leung *pArg = u.d; 1617cc1a4bb1e1da3f2f38bdaf1f76348c7bc9fb6adbDouglas Leung return status; 16187c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 16197c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 1620cc1a4bb1e1da3f2f38bdaf1f76348c7bc9fb6adbDouglas Leungdouble Parcel::readDouble() const 1621cc1a4bb1e1da3f2f38bdaf1f76348c7bc9fb6adbDouglas Leung{ 1622cc1a4bb1e1da3f2f38bdaf1f76348c7bc9fb6adbDouglas Leung union { 1623cc1a4bb1e1da3f2f38bdaf1f76348c7bc9fb6adbDouglas Leung double d; 1624cc1a4bb1e1da3f2f38bdaf1f76348c7bc9fb6adbDouglas Leung unsigned long long ll; 1625cc1a4bb1e1da3f2f38bdaf1f76348c7bc9fb6adbDouglas Leung } u; 1626cc1a4bb1e1da3f2f38bdaf1f76348c7bc9fb6adbDouglas Leung u.ll = readAligned<unsigned long long>(); 1627cc1a4bb1e1da3f2f38bdaf1f76348c7bc9fb6adbDouglas Leung return u.d; 1628cc1a4bb1e1da3f2f38bdaf1f76348c7bc9fb6adbDouglas Leung} 1629cc1a4bb1e1da3f2f38bdaf1f76348c7bc9fb6adbDouglas Leung 1630cc1a4bb1e1da3f2f38bdaf1f76348c7bc9fb6adbDouglas Leung#else 1631cc1a4bb1e1da3f2f38bdaf1f76348c7bc9fb6adbDouglas Leung 1632cc1a4bb1e1da3f2f38bdaf1f76348c7bc9fb6adbDouglas Leungstatus_t Parcel::readDouble(double *pArg) const 1633cc1a4bb1e1da3f2f38bdaf1f76348c7bc9fb6adbDouglas Leung{ 1634cc1a4bb1e1da3f2f38bdaf1f76348c7bc9fb6adbDouglas Leung return readAligned(pArg); 1635cc1a4bb1e1da3f2f38bdaf1f76348c7bc9fb6adbDouglas Leung} 16367c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 16377c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectdouble Parcel::readDouble() const 16387c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 163984a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber return readAligned<double>(); 164084a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber} 164184a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber 1642cc1a4bb1e1da3f2f38bdaf1f76348c7bc9fb6adbDouglas Leung#endif 1643cc1a4bb1e1da3f2f38bdaf1f76348c7bc9fb6adbDouglas Leung 164484a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huberstatus_t Parcel::readIntPtr(intptr_t *pArg) const 164584a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber{ 164684a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber return readAligned(pArg); 164784a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber} 164884a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber 164984a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber 165084a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huberintptr_t Parcel::readIntPtr() const 165184a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber{ 165284a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber return readAligned<intptr_t>(); 16537c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 16547c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 1655d6848f52e60be17b7f0992be7827dcae4ea2efb1Casey Dahlinstatus_t Parcel::readBool(bool *pArg) const 1656d6848f52e60be17b7f0992be7827dcae4ea2efb1Casey Dahlin{ 1657d6848f52e60be17b7f0992be7827dcae4ea2efb1Casey Dahlin int32_t tmp; 1658d6848f52e60be17b7f0992be7827dcae4ea2efb1Casey Dahlin status_t ret = readInt32(&tmp); 1659d6848f52e60be17b7f0992be7827dcae4ea2efb1Casey Dahlin *pArg = (tmp != 0); 1660d6848f52e60be17b7f0992be7827dcae4ea2efb1Casey Dahlin return ret; 1661d6848f52e60be17b7f0992be7827dcae4ea2efb1Casey Dahlin} 1662d6848f52e60be17b7f0992be7827dcae4ea2efb1Casey Dahlin 1663d6848f52e60be17b7f0992be7827dcae4ea2efb1Casey Dahlinbool Parcel::readBool() const 1664d6848f52e60be17b7f0992be7827dcae4ea2efb1Casey Dahlin{ 1665d6848f52e60be17b7f0992be7827dcae4ea2efb1Casey Dahlin return readInt32() != 0; 1666d6848f52e60be17b7f0992be7827dcae4ea2efb1Casey Dahlin} 1667d6848f52e60be17b7f0992be7827dcae4ea2efb1Casey Dahlin 1668d6848f52e60be17b7f0992be7827dcae4ea2efb1Casey Dahlinstatus_t Parcel::readChar(char16_t *pArg) const 1669d6848f52e60be17b7f0992be7827dcae4ea2efb1Casey Dahlin{ 1670d6848f52e60be17b7f0992be7827dcae4ea2efb1Casey Dahlin int32_t tmp; 1671d6848f52e60be17b7f0992be7827dcae4ea2efb1Casey Dahlin status_t ret = readInt32(&tmp); 1672d6848f52e60be17b7f0992be7827dcae4ea2efb1Casey Dahlin *pArg = char16_t(tmp); 1673d6848f52e60be17b7f0992be7827dcae4ea2efb1Casey Dahlin return ret; 1674d6848f52e60be17b7f0992be7827dcae4ea2efb1Casey Dahlin} 1675d6848f52e60be17b7f0992be7827dcae4ea2efb1Casey Dahlin 1676d6848f52e60be17b7f0992be7827dcae4ea2efb1Casey Dahlinchar16_t Parcel::readChar() const 1677d6848f52e60be17b7f0992be7827dcae4ea2efb1Casey Dahlin{ 1678d6848f52e60be17b7f0992be7827dcae4ea2efb1Casey Dahlin return char16_t(readInt32()); 1679d6848f52e60be17b7f0992be7827dcae4ea2efb1Casey Dahlin} 1680d6848f52e60be17b7f0992be7827dcae4ea2efb1Casey Dahlin 1681d6848f52e60be17b7f0992be7827dcae4ea2efb1Casey Dahlinstatus_t Parcel::readByte(int8_t *pArg) const 1682d6848f52e60be17b7f0992be7827dcae4ea2efb1Casey Dahlin{ 1683d6848f52e60be17b7f0992be7827dcae4ea2efb1Casey Dahlin int32_t tmp; 1684d6848f52e60be17b7f0992be7827dcae4ea2efb1Casey Dahlin status_t ret = readInt32(&tmp); 1685d6848f52e60be17b7f0992be7827dcae4ea2efb1Casey Dahlin *pArg = int8_t(tmp); 1686d6848f52e60be17b7f0992be7827dcae4ea2efb1Casey Dahlin return ret; 1687d6848f52e60be17b7f0992be7827dcae4ea2efb1Casey Dahlin} 1688d6848f52e60be17b7f0992be7827dcae4ea2efb1Casey Dahlin 1689d6848f52e60be17b7f0992be7827dcae4ea2efb1Casey Dahlinint8_t Parcel::readByte() const 1690d6848f52e60be17b7f0992be7827dcae4ea2efb1Casey Dahlin{ 1691d6848f52e60be17b7f0992be7827dcae4ea2efb1Casey Dahlin return int8_t(readInt32()); 1692d6848f52e60be17b7f0992be7827dcae4ea2efb1Casey Dahlin} 16937c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 16949a5e32f141fdb43edc1bb31ceacec781b35281b3Christopher Wileystatus_t Parcel::readUtf8FromUtf16(std::string* str) const { 16959a5e32f141fdb43edc1bb31ceacec781b35281b3Christopher Wiley size_t utf16Size = 0; 16969a5e32f141fdb43edc1bb31ceacec781b35281b3Christopher Wiley const char16_t* src = readString16Inplace(&utf16Size); 16979a5e32f141fdb43edc1bb31ceacec781b35281b3Christopher Wiley if (!src) { 16989a5e32f141fdb43edc1bb31ceacec781b35281b3Christopher Wiley return UNEXPECTED_NULL; 16999a5e32f141fdb43edc1bb31ceacec781b35281b3Christopher Wiley } 17009a5e32f141fdb43edc1bb31ceacec781b35281b3Christopher Wiley 17019a5e32f141fdb43edc1bb31ceacec781b35281b3Christopher Wiley // Save ourselves the trouble, we're done. 17029a5e32f141fdb43edc1bb31ceacec781b35281b3Christopher Wiley if (utf16Size == 0u) { 17039a5e32f141fdb43edc1bb31ceacec781b35281b3Christopher Wiley str->clear(); 17049a5e32f141fdb43edc1bb31ceacec781b35281b3Christopher Wiley return NO_ERROR; 17059a5e32f141fdb43edc1bb31ceacec781b35281b3Christopher Wiley } 17069a5e32f141fdb43edc1bb31ceacec781b35281b3Christopher Wiley 17079a5e32f141fdb43edc1bb31ceacec781b35281b3Christopher Wiley ssize_t utf8Size = utf16_to_utf8_length(src, utf16Size); 17089a5e32f141fdb43edc1bb31ceacec781b35281b3Christopher Wiley if (utf8Size < 0) { 17099a5e32f141fdb43edc1bb31ceacec781b35281b3Christopher Wiley return BAD_VALUE; 17109a5e32f141fdb43edc1bb31ceacec781b35281b3Christopher Wiley } 17119a5e32f141fdb43edc1bb31ceacec781b35281b3Christopher Wiley // Note that while it is probably safe to assume string::resize keeps a 17129a5e32f141fdb43edc1bb31ceacec781b35281b3Christopher Wiley // spare byte around for the trailing null, we're going to be explicit. 17139a5e32f141fdb43edc1bb31ceacec781b35281b3Christopher Wiley str->resize(utf8Size + 1); 17149a5e32f141fdb43edc1bb31ceacec781b35281b3Christopher Wiley utf16_to_utf8(src, utf16Size, &((*str)[0])); 17159a5e32f141fdb43edc1bb31ceacec781b35281b3Christopher Wiley str->resize(utf8Size); 17169a5e32f141fdb43edc1bb31ceacec781b35281b3Christopher Wiley return NO_ERROR; 17179a5e32f141fdb43edc1bb31ceacec781b35281b3Christopher Wiley} 17189a5e32f141fdb43edc1bb31ceacec781b35281b3Christopher Wiley 17199a5e32f141fdb43edc1bb31ceacec781b35281b3Christopher Wileystatus_t Parcel::readUtf8FromUtf16(std::unique_ptr<std::string>* str) const { 17209a5e32f141fdb43edc1bb31ceacec781b35281b3Christopher Wiley const int32_t start = dataPosition(); 17219a5e32f141fdb43edc1bb31ceacec781b35281b3Christopher Wiley int32_t size; 17229a5e32f141fdb43edc1bb31ceacec781b35281b3Christopher Wiley status_t status = readInt32(&size); 17239a5e32f141fdb43edc1bb31ceacec781b35281b3Christopher Wiley str->reset(); 17249a5e32f141fdb43edc1bb31ceacec781b35281b3Christopher Wiley 17259a5e32f141fdb43edc1bb31ceacec781b35281b3Christopher Wiley if (status != OK || size < 0) { 17269a5e32f141fdb43edc1bb31ceacec781b35281b3Christopher Wiley return status; 17279a5e32f141fdb43edc1bb31ceacec781b35281b3Christopher Wiley } 17289a5e32f141fdb43edc1bb31ceacec781b35281b3Christopher Wiley 17299a5e32f141fdb43edc1bb31ceacec781b35281b3Christopher Wiley setDataPosition(start); 17309a5e32f141fdb43edc1bb31ceacec781b35281b3Christopher Wiley str->reset(new std::string()); 17319a5e32f141fdb43edc1bb31ceacec781b35281b3Christopher Wiley return readUtf8FromUtf16(str->get()); 17329a5e32f141fdb43edc1bb31ceacec781b35281b3Christopher Wiley} 17339a5e32f141fdb43edc1bb31ceacec781b35281b3Christopher Wiley 17347c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectconst char* Parcel::readCString() const 17357c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 17367c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const size_t avail = mDataSize-mDataPos; 17377c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (avail > 0) { 17387c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const char* str = reinterpret_cast<const char*>(mData+mDataPos); 17397c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // is the string's trailing NUL within the parcel's valid bounds? 17407c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const char* eos = reinterpret_cast<const char*>(memchr(str, 0, avail)); 17417c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (eos) { 17427c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const size_t len = eos - str; 1743b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich mDataPos += pad_size(len+1); 1744d4ecccfd206604a9b2d8a1220844fc2df85a5998Mark Salyzyn ALOGV("readCString Setting data pos of %p to %zu", this, mDataPos); 17457c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return str; 17467c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 17477c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 17487c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return NULL; 17497c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 17507c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 17517c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source ProjectString8 Parcel::readString8() const 17527c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 17537c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project int32_t size = readInt32(); 17547c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // watch for potential int overflow adding 1 for trailing NUL 17557c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (size > 0 && size < INT32_MAX) { 17567c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const char* str = (const char*)readInplace(size+1); 17577c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (str) return String8(str, size); 17587c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 17597c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return String8(); 17607c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 17617c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 17627c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source ProjectString16 Parcel::readString16() const 17637c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 17647c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project size_t len; 17657c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const char16_t* str = readString16Inplace(&len); 17667c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (str) return String16(str, len); 1767e6f43ddce78d6846af12550ff9193c5c6fe5844bSteve Block ALOGE("Reading a NULL string not supported here."); 17687c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return String16(); 17697c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 17707c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 1771b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlinstatus_t Parcel::readString16(std::unique_ptr<String16>* pArg) const 1772b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin{ 1773b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin const int32_t start = dataPosition(); 1774b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin int32_t size; 1775b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin status_t status = readInt32(&size); 1776b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin pArg->reset(); 1777b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin 1778b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin if (status != OK || size < 0) { 1779b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin return status; 1780b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin } 1781b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin 1782b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin setDataPosition(start); 1783b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin pArg->reset(new String16()); 1784b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin 1785b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin status = readString16(pArg->get()); 1786b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin 1787b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin if (status != OK) { 1788b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin pArg->reset(); 1789b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin } 1790b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin 1791b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin return status; 1792b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin} 1793b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin 1794451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlinstatus_t Parcel::readString16(String16* pArg) const 1795451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin{ 1796451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin size_t len; 1797451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin const char16_t* str = readString16Inplace(&len); 1798451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin if (str) { 17991515ea103e00f6672afad4d27f2e0dec5648d7b6Casey Dahlin pArg->setTo(str, len); 1800451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin return 0; 1801451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin } else { 1802451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin *pArg = String16(); 18034db672ddccb02b2bd70ddb4812c00a5060174c93Christopher Wiley return UNEXPECTED_NULL; 1804451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin } 1805451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin} 1806451ff582d730e27f4e22d9f158f8ee24d1bc2729Casey Dahlin 18077c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectconst char16_t* Parcel::readString16Inplace(size_t* outLen) const 18087c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 18097c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project int32_t size = readInt32(); 18107c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // watch for potential int overflow from size+1 18117c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (size >= 0 && size < INT32_MAX) { 18127c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project *outLen = size; 18137c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const char16_t* str = (const char16_t*)readInplace((size+1)*sizeof(char16_t)); 18147c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (str != NULL) { 18157c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return str; 18167c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 18177c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 18187c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project *outLen = 0; 18197c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return NULL; 18207c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 18217c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 1822f0c13772d95486d98f034361883b2415bb26a614Casey Dahlinstatus_t Parcel::readStrongBinder(sp<IBinder>* val) const 1823f0c13772d95486d98f034361883b2415bb26a614Casey Dahlin{ 1824f0c13772d95486d98f034361883b2415bb26a614Casey Dahlin return unflatten_binder(ProcessState::self(), *this, val); 1825f0c13772d95486d98f034361883b2415bb26a614Casey Dahlin} 1826f0c13772d95486d98f034361883b2415bb26a614Casey Dahlin 18277c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectsp<IBinder> Parcel::readStrongBinder() const 18287c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 18297c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project sp<IBinder> val; 1830f0c13772d95486d98f034361883b2415bb26a614Casey Dahlin readStrongBinder(&val); 18317c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return val; 18327c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 18337c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 18347c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectwp<IBinder> Parcel::readWeakBinder() const 18357c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 18367c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project wp<IBinder> val; 18377c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project unflatten_binder(ProcessState::self(), *this, &val); 18387c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return val; 18397c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 18407c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 184197f048d19e51da4ea6ff98d8a9daf38f2577f182Christopher Wileystatus_t Parcel::readParcelable(Parcelable* parcelable) const { 184297f048d19e51da4ea6ff98d8a9daf38f2577f182Christopher Wiley int32_t have_parcelable = 0; 184397f048d19e51da4ea6ff98d8a9daf38f2577f182Christopher Wiley status_t status = readInt32(&have_parcelable); 184497f048d19e51da4ea6ff98d8a9daf38f2577f182Christopher Wiley if (status != OK) { 184597f048d19e51da4ea6ff98d8a9daf38f2577f182Christopher Wiley return status; 184697f048d19e51da4ea6ff98d8a9daf38f2577f182Christopher Wiley } 184797f048d19e51da4ea6ff98d8a9daf38f2577f182Christopher Wiley if (!have_parcelable) { 184897f048d19e51da4ea6ff98d8a9daf38f2577f182Christopher Wiley return UNEXPECTED_NULL; 184997f048d19e51da4ea6ff98d8a9daf38f2577f182Christopher Wiley } 185097f048d19e51da4ea6ff98d8a9daf38f2577f182Christopher Wiley return parcelable->readFromParcel(this); 185197f048d19e51da4ea6ff98d8a9daf38f2577f182Christopher Wiley} 185297f048d19e51da4ea6ff98d8a9daf38f2577f182Christopher Wiley 1853837a0d0fb2c3fba8082d47d04cb6120af1eb9a54Brad Fitzpatrickint32_t Parcel::readExceptionCode() const 1854837a0d0fb2c3fba8082d47d04cb6120af1eb9a54Brad Fitzpatrick{ 185509eb749704afd9e226e1347cb20c90be2016cd21Christopher Wiley binder::Status status; 185609eb749704afd9e226e1347cb20c90be2016cd21Christopher Wiley status.readFromParcel(*this); 185709eb749704afd9e226e1347cb20c90be2016cd21Christopher Wiley return status.exceptionCode(); 1858837a0d0fb2c3fba8082d47d04cb6120af1eb9a54Brad Fitzpatrick} 18595f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project 1860a47f02afb1e1f2c4abd9379c13903a5dde89d354Mathias Agopiannative_handle* Parcel::readNativeHandle() const 18615f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project{ 18625f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project int numFds, numInts; 18635f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project status_t err; 18645f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project err = readInt32(&numFds); 18655f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project if (err != NO_ERROR) return 0; 18665f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project err = readInt32(&numInts); 18675f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project if (err != NO_ERROR) return 0; 18685f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project 1869a47f02afb1e1f2c4abd9379c13903a5dde89d354Mathias Agopian native_handle* h = native_handle_create(numFds, numInts); 1870eaac99a7172da52a76ba48c26413778a74951b1aAdam Lesinski if (!h) { 1871eaac99a7172da52a76ba48c26413778a74951b1aAdam Lesinski return 0; 1872eaac99a7172da52a76ba48c26413778a74951b1aAdam Lesinski } 1873eaac99a7172da52a76ba48c26413778a74951b1aAdam Lesinski 18745f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project for (int i=0 ; err==NO_ERROR && i<numFds ; i++) { 1875360211f7feff8472e082ed5a0675a0b37da74ce5Rebecca Schultz Zavin h->data[i] = dup(readFileDescriptor()); 18765f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project if (h->data[i] < 0) err = BAD_VALUE; 18775f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project } 18785f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project err = read(h->data + numFds, sizeof(int)*numInts); 18795f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project if (err != NO_ERROR) { 1880a47f02afb1e1f2c4abd9379c13903a5dde89d354Mathias Agopian native_handle_close(h); 1881a47f02afb1e1f2c4abd9379c13903a5dde89d354Mathias Agopian native_handle_delete(h); 18825f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project h = 0; 18835f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project } 18845f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project return h; 18855f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project} 18865f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project 18875f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project 18887c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectint Parcel::readFileDescriptor() const 18897c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 18907c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const flat_binder_object* flat = readObject(true); 189106673e38983baad380e818c5493b7faccf3b2393Casey Dahlin 189206673e38983baad380e818c5493b7faccf3b2393Casey Dahlin if (flat && flat->type == BINDER_TYPE_FD) { 189306673e38983baad380e818c5493b7faccf3b2393Casey Dahlin return flat->handle; 18947c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 189506673e38983baad380e818c5493b7faccf3b2393Casey Dahlin 18967c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return BAD_TYPE; 18977c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 18987c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 189906673e38983baad380e818c5493b7faccf3b2393Casey Dahlinstatus_t Parcel::readUniqueFileDescriptor(ScopedFd* val) const 190006673e38983baad380e818c5493b7faccf3b2393Casey Dahlin{ 190106673e38983baad380e818c5493b7faccf3b2393Casey Dahlin int got = readFileDescriptor(); 190206673e38983baad380e818c5493b7faccf3b2393Casey Dahlin 190306673e38983baad380e818c5493b7faccf3b2393Casey Dahlin if (got == BAD_TYPE) { 190406673e38983baad380e818c5493b7faccf3b2393Casey Dahlin return BAD_TYPE; 190506673e38983baad380e818c5493b7faccf3b2393Casey Dahlin } 190606673e38983baad380e818c5493b7faccf3b2393Casey Dahlin 190706673e38983baad380e818c5493b7faccf3b2393Casey Dahlin val->reset(dup(got)); 190806673e38983baad380e818c5493b7faccf3b2393Casey Dahlin 190906673e38983baad380e818c5493b7faccf3b2393Casey Dahlin if (val->get() < 0) { 191006673e38983baad380e818c5493b7faccf3b2393Casey Dahlin return BAD_VALUE; 191106673e38983baad380e818c5493b7faccf3b2393Casey Dahlin } 191206673e38983baad380e818c5493b7faccf3b2393Casey Dahlin 191306673e38983baad380e818c5493b7faccf3b2393Casey Dahlin return OK; 191406673e38983baad380e818c5493b7faccf3b2393Casey Dahlin} 191506673e38983baad380e818c5493b7faccf3b2393Casey Dahlin 191606673e38983baad380e818c5493b7faccf3b2393Casey Dahlin 1917b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlinstatus_t Parcel::readUniqueFileDescriptorVector(std::unique_ptr<std::vector<ScopedFd>>* val) const { 1918b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin return readNullableTypedVector(val, &Parcel::readUniqueFileDescriptor); 1919b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin} 1920b9872623ca0f2366c348d6d40a8ba45ee0e87710Casey Dahlin 192106673e38983baad380e818c5493b7faccf3b2393Casey Dahlinstatus_t Parcel::readUniqueFileDescriptorVector(std::vector<ScopedFd>* val) const { 192206673e38983baad380e818c5493b7faccf3b2393Casey Dahlin return readTypedVector(val, &Parcel::readUniqueFileDescriptor); 192306673e38983baad380e818c5493b7faccf3b2393Casey Dahlin} 192406673e38983baad380e818c5493b7faccf3b2393Casey Dahlin 19255707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brownstatus_t Parcel::readBlob(size_t len, ReadableBlob* outBlob) const 19265707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown{ 192713b1604018968408bcc5553e1fa5ea9df3e4e009Jeff Brown int32_t blobType; 192813b1604018968408bcc5553e1fa5ea9df3e4e009Jeff Brown status_t status = readInt32(&blobType); 19295707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown if (status) return status; 19305707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown 193113b1604018968408bcc5553e1fa5ea9df3e4e009Jeff Brown if (blobType == BLOB_INPLACE) { 19326807e59e0ff943cc6225d46e3c33a8a7eae9b3d7Steve Block ALOGV("readBlob: read in place"); 19335707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown const void* ptr = readInplace(len); 19345707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown if (!ptr) return BAD_VALUE; 19355707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown 193613b1604018968408bcc5553e1fa5ea9df3e4e009Jeff Brown outBlob->init(-1, const_cast<void*>(ptr), len, false); 19375707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown return NO_ERROR; 19385707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown } 19395707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown 19406807e59e0ff943cc6225d46e3c33a8a7eae9b3d7Steve Block ALOGV("readBlob: read from ashmem"); 194113b1604018968408bcc5553e1fa5ea9df3e4e009Jeff Brown bool isMutable = (blobType == BLOB_ASHMEM_MUTABLE); 19425707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown int fd = readFileDescriptor(); 19435707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown if (fd == int(BAD_TYPE)) return BAD_VALUE; 19445707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown 194513b1604018968408bcc5553e1fa5ea9df3e4e009Jeff Brown void* ptr = ::mmap(NULL, len, isMutable ? PROT_READ | PROT_WRITE : PROT_READ, 194613b1604018968408bcc5553e1fa5ea9df3e4e009Jeff Brown MAP_SHARED, fd, 0); 19479ea09757fa63ad2a9bea9c846b51c1210d69c79fNarayan Kamath if (ptr == MAP_FAILED) return NO_MEMORY; 19485707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown 194913b1604018968408bcc5553e1fa5ea9df3e4e009Jeff Brown outBlob->init(fd, ptr, len, isMutable); 19505707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown return NO_ERROR; 19515707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown} 19525707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown 1953e142428a9c8b9d2380032cd4d7b55ee440fe8770Mathias Agopianstatus_t Parcel::read(FlattenableHelperInterface& val) const 195498e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian{ 195598e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian // size 195698e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian const size_t len = this->readInt32(); 195798e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian const size_t fd_count = this->readInt32(); 195898e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian 1959b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich if (len > INT32_MAX) { 1960b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich // don't accept size_t values which may have come from an 1961b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich // inadvertent conversion from a negative int. 1962b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich return BAD_VALUE; 1963b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich } 1964b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich 196598e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian // payload 1966b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich void const* const buf = this->readInplace(pad_size(len)); 196798e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian if (buf == NULL) 196898e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian return BAD_VALUE; 196998e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian 197098e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian int* fds = NULL; 197198e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian if (fd_count) { 197298e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian fds = new int[fd_count]; 197398e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian } 197498e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian 197598e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian status_t err = NO_ERROR; 197698e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian for (size_t i=0 ; i<fd_count && err==NO_ERROR ; i++) { 1977fee99040de000a64f6036a7db172fb7c68d9764aJesse Hall fds[i] = dup(this->readFileDescriptor()); 1978abf8a2c608cb5f0d1523ab7d0c56e0da8a09cc87Jun Jiang if (fds[i] < 0) { 1979abf8a2c608cb5f0d1523ab7d0c56e0da8a09cc87Jun Jiang err = BAD_VALUE; 1980fee99040de000a64f6036a7db172fb7c68d9764aJesse Hall ALOGE("dup() failed in Parcel::read, i is %zu, fds[i] is %d, fd_count is %zu, error: %s", 1981fee99040de000a64f6036a7db172fb7c68d9764aJesse Hall i, fds[i], fd_count, strerror(errno)); 1982abf8a2c608cb5f0d1523ab7d0c56e0da8a09cc87Jun Jiang } 198398e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian } 198498e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian 198598e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian if (err == NO_ERROR) { 198698e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian err = val.unflatten(buf, len, fds, fd_count); 198798e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian } 198898e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian 198998e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian if (fd_count) { 199098e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian delete [] fds; 199198e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian } 199298e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian 199398e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian return err; 199498e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian} 19957c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectconst flat_binder_object* Parcel::readObject(bool nullMetaData) const 19967c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 19977c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const size_t DPOS = mDataPos; 19987c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if ((DPOS+sizeof(flat_binder_object)) <= mDataSize) { 19997c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const flat_binder_object* obj 20007c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project = reinterpret_cast<const flat_binder_object*>(mData+DPOS); 20017c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mDataPos = DPOS + sizeof(flat_binder_object); 200284e625ac1e01f5a9c3ed16664da6498212ed662bArve Hjønnevåg if (!nullMetaData && (obj->cookie == 0 && obj->binder == 0)) { 20035f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project // When transferring a NULL object, we don't write it into 20047c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // the object list, so we don't want to check for it when 20057c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // reading. 2006d4ecccfd206604a9b2d8a1220844fc2df85a5998Mark Salyzyn ALOGV("readObject Setting data pos of %p to %zu", this, mDataPos); 20077c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return obj; 20087c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 2009d4ecccfd206604a9b2d8a1220844fc2df85a5998Mark Salyzyn 20107c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // Ensure that this object is valid... 201184e625ac1e01f5a9c3ed16664da6498212ed662bArve Hjønnevåg binder_size_t* const OBJS = mObjects; 20127c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const size_t N = mObjectsSize; 20137c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project size_t opos = mNextObjectHint; 2014d4ecccfd206604a9b2d8a1220844fc2df85a5998Mark Salyzyn 20157c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (N > 0) { 2016d4ecccfd206604a9b2d8a1220844fc2df85a5998Mark Salyzyn ALOGV("Parcel %p looking for obj at %zu, hint=%zu", 20177c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project this, DPOS, opos); 2018d4ecccfd206604a9b2d8a1220844fc2df85a5998Mark Salyzyn 20197c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // Start at the current hint position, looking for an object at 20207c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // the current data position. 20217c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (opos < N) { 20227c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project while (opos < (N-1) && OBJS[opos] < DPOS) { 20237c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project opos++; 20247c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 20257c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } else { 20267c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project opos = N-1; 20277c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 20287c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (OBJS[opos] == DPOS) { 20297c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // Found it! 2030d4ecccfd206604a9b2d8a1220844fc2df85a5998Mark Salyzyn ALOGV("Parcel %p found obj %zu at index %zu with forward search", 20317c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project this, DPOS, opos); 20327c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mNextObjectHint = opos+1; 2033d4ecccfd206604a9b2d8a1220844fc2df85a5998Mark Salyzyn ALOGV("readObject Setting data pos of %p to %zu", this, mDataPos); 20347c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return obj; 20357c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 2036d4ecccfd206604a9b2d8a1220844fc2df85a5998Mark Salyzyn 20377c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // Look backwards for it... 20387c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project while (opos > 0 && OBJS[opos] > DPOS) { 20397c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project opos--; 20407c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 20417c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (OBJS[opos] == DPOS) { 20427c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // Found it! 2043d4ecccfd206604a9b2d8a1220844fc2df85a5998Mark Salyzyn ALOGV("Parcel %p found obj %zu at index %zu with backward search", 20447c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project this, DPOS, opos); 20457c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mNextObjectHint = opos+1; 2046d4ecccfd206604a9b2d8a1220844fc2df85a5998Mark Salyzyn ALOGV("readObject Setting data pos of %p to %zu", this, mDataPos); 20477c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return obj; 20487c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 20497c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 20506f4f3ab36c5ed1df84eb3a9f7475f0ac42952f58Colin Cross ALOGW("Attempt to read object from Parcel %p at offset %zu that is not in the object list", 20517c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project this, DPOS); 20527c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 20537c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return NULL; 20547c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 20557c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 20567c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectvoid Parcel::closeFileDescriptors() 20577c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 20587c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project size_t i = mObjectsSize; 20597c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (i > 0) { 2060d4ecccfd206604a9b2d8a1220844fc2df85a5998Mark Salyzyn //ALOGI("Closing file descriptors for %zu objects...", i); 20617c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 20627c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project while (i > 0) { 20637c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project i--; 20647c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const flat_binder_object* flat 20657c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project = reinterpret_cast<flat_binder_object*>(mData+mObjects[i]); 20667c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (flat->type == BINDER_TYPE_FD) { 2067d4ecccfd206604a9b2d8a1220844fc2df85a5998Mark Salyzyn //ALOGI("Closing fd: %ld", flat->handle); 20687c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project close(flat->handle); 20697c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 20707c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 20717c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 20727c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 207384e625ac1e01f5a9c3ed16664da6498212ed662bArve Hjønnevåguintptr_t Parcel::ipcData() const 20747c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 207584e625ac1e01f5a9c3ed16664da6498212ed662bArve Hjønnevåg return reinterpret_cast<uintptr_t>(mData); 20767c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 20777c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 20787c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectsize_t Parcel::ipcDataSize() const 20797c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 20807c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return (mDataSize > mDataPos ? mDataSize : mDataPos); 20817c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 20827c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 208384e625ac1e01f5a9c3ed16664da6498212ed662bArve Hjønnevåguintptr_t Parcel::ipcObjects() const 20847c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 208584e625ac1e01f5a9c3ed16664da6498212ed662bArve Hjønnevåg return reinterpret_cast<uintptr_t>(mObjects); 20867c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 20877c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 20887c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectsize_t Parcel::ipcObjectsCount() const 20897c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 20907c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return mObjectsSize; 20917c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 20927c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 20937c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectvoid Parcel::ipcSetDataReference(const uint8_t* data, size_t dataSize, 209484e625ac1e01f5a9c3ed16664da6498212ed662bArve Hjønnevåg const binder_size_t* objects, size_t objectsCount, release_func relFunc, void* relCookie) 20957c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 20966f286114ec1d597f3dae987bba6e72dbbc404e32Arve Hjønnevåg binder_size_t minOffset = 0; 20977c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project freeDataNoInit(); 20987c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mError = NO_ERROR; 20997c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mData = const_cast<uint8_t*>(data); 21007c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mDataSize = mDataCapacity = dataSize; 2101d4ecccfd206604a9b2d8a1220844fc2df85a5998Mark Salyzyn //ALOGI("setDataReference Setting data size of %p to %lu (pid=%d)", this, mDataSize, getpid()); 21027c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mDataPos = 0; 2103d4ecccfd206604a9b2d8a1220844fc2df85a5998Mark Salyzyn ALOGV("setDataReference Setting data pos of %p to %zu", this, mDataPos); 210484e625ac1e01f5a9c3ed16664da6498212ed662bArve Hjønnevåg mObjects = const_cast<binder_size_t*>(objects); 21057c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mObjectsSize = mObjectsCapacity = objectsCount; 21067c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mNextObjectHint = 0; 21077c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mOwner = relFunc; 21087c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mOwnerCookie = relCookie; 2109f50b9eaaeeaeae16981f11b05d3f3a6fb0dea30dArve Hjønnevåg for (size_t i = 0; i < mObjectsSize; i++) { 21106f286114ec1d597f3dae987bba6e72dbbc404e32Arve Hjønnevåg binder_size_t offset = mObjects[i]; 2111f50b9eaaeeaeae16981f11b05d3f3a6fb0dea30dArve Hjønnevåg if (offset < minOffset) { 21123bdc5b826803dca10d3625c56de38d6c55d869c8Dan Albert ALOGE("%s: bad object offset %" PRIu64 " < %" PRIu64 "\n", 21136f286114ec1d597f3dae987bba6e72dbbc404e32Arve Hjønnevåg __func__, (uint64_t)offset, (uint64_t)minOffset); 2114f50b9eaaeeaeae16981f11b05d3f3a6fb0dea30dArve Hjønnevåg mObjectsSize = 0; 2115f50b9eaaeeaeae16981f11b05d3f3a6fb0dea30dArve Hjønnevåg break; 2116f50b9eaaeeaeae16981f11b05d3f3a6fb0dea30dArve Hjønnevåg } 2117f50b9eaaeeaeae16981f11b05d3f3a6fb0dea30dArve Hjønnevåg minOffset = offset + sizeof(flat_binder_object); 2118f50b9eaaeeaeae16981f11b05d3f3a6fb0dea30dArve Hjønnevåg } 21197c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project scanForFds(); 21207c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 21217c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 21226f4f3ab36c5ed1df84eb3a9f7475f0ac42952f58Colin Crossvoid Parcel::print(TextOutput& to, uint32_t /*flags*/) const 21237c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 21247c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project to << "Parcel("; 2125d4ecccfd206604a9b2d8a1220844fc2df85a5998Mark Salyzyn 21267c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (errorCheck() != NO_ERROR) { 21277c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const status_t err = errorCheck(); 21286f4f3ab36c5ed1df84eb3a9f7475f0ac42952f58Colin Cross to << "Error: " << (void*)(intptr_t)err << " \"" << strerror(-err) << "\""; 21297c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } else if (dataSize() > 0) { 21307c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const uint8_t* DATA = data(); 21317c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project to << indent << HexDump(DATA, dataSize()) << dedent; 213284e625ac1e01f5a9c3ed16664da6498212ed662bArve Hjønnevåg const binder_size_t* OBJS = objects(); 21337c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const size_t N = objectsCount(); 21347c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project for (size_t i=0; i<N; i++) { 21357c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const flat_binder_object* flat 21367c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project = reinterpret_cast<const flat_binder_object*>(DATA+OBJS[i]); 21377c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project to << endl << "Object #" << i << " @ " << (void*)OBJS[i] << ": " 21387c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project << TypeCode(flat->type & 0x7f7f7f00) 21397c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project << " = " << flat->binder; 21407c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 21417c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } else { 21427c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project to << "NULL"; 21437c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 2144d4ecccfd206604a9b2d8a1220844fc2df85a5998Mark Salyzyn 21457c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project to << ")"; 21467c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 21477c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 21487c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectvoid Parcel::releaseObjects() 21497c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 21507c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const sp<ProcessState> proc(ProcessState::self()); 21517c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project size_t i = mObjectsSize; 21527c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project uint8_t* const data = mData; 215384e625ac1e01f5a9c3ed16664da6498212ed662bArve Hjønnevåg binder_size_t* const objects = mObjects; 21547c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project while (i > 0) { 21557c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project i--; 21567c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const flat_binder_object* flat 21577c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project = reinterpret_cast<flat_binder_object*>(data+objects[i]); 2158cbf3726357966539c2a685f46e61c3fc8937f19eAdrian Roos release_object(proc, *flat, this, &mOpenAshmemSize); 21597c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 21607c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 21617c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 21627c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectvoid Parcel::acquireObjects() 21637c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 21647c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const sp<ProcessState> proc(ProcessState::self()); 21657c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project size_t i = mObjectsSize; 21667c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project uint8_t* const data = mData; 216784e625ac1e01f5a9c3ed16664da6498212ed662bArve Hjønnevåg binder_size_t* const objects = mObjects; 21687c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project while (i > 0) { 21697c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project i--; 21707c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const flat_binder_object* flat 21717c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project = reinterpret_cast<flat_binder_object*>(data+objects[i]); 2172cbf3726357966539c2a685f46e61c3fc8937f19eAdrian Roos acquire_object(proc, *flat, this, &mOpenAshmemSize); 21737c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 21747c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 21757c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 21767c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectvoid Parcel::freeData() 21777c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 21787c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project freeDataNoInit(); 21797c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project initState(); 21807c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 21817c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 21827c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectvoid Parcel::freeDataNoInit() 21837c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 21847c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (mOwner) { 21857e790af756d7891cb1cf1374bb283a8fbcbe6b49Dianne Hackborn LOG_ALLOC("Parcel %p: freeing other owner data", this); 2186d4ecccfd206604a9b2d8a1220844fc2df85a5998Mark Salyzyn //ALOGI("Freeing data ref of %p (pid=%d)", this, getpid()); 21877c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mOwner(this, mData, mDataSize, mObjects, mObjectsSize, mOwnerCookie); 21887c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } else { 21897e790af756d7891cb1cf1374bb283a8fbcbe6b49Dianne Hackborn LOG_ALLOC("Parcel %p: freeing allocated data", this); 21907c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project releaseObjects(); 21917e790af756d7891cb1cf1374bb283a8fbcbe6b49Dianne Hackborn if (mData) { 21927e790af756d7891cb1cf1374bb283a8fbcbe6b49Dianne Hackborn LOG_ALLOC("Parcel %p: freeing with %zu capacity", this, mDataCapacity); 2193a4cff88d80bf1acbdbd063af88ecad83a8b9b7b4Dianne Hackborn pthread_mutex_lock(&gParcelGlobalAllocSizeLock); 219448fd7b457bb0657253d6012e787f50498b32ae42Dan Austin if (mDataCapacity <= gParcelGlobalAllocSize) { 219548fd7b457bb0657253d6012e787f50498b32ae42Dan Austin gParcelGlobalAllocSize = gParcelGlobalAllocSize - mDataCapacity; 219648fd7b457bb0657253d6012e787f50498b32ae42Dan Austin } else { 219748fd7b457bb0657253d6012e787f50498b32ae42Dan Austin gParcelGlobalAllocSize = 0; 219848fd7b457bb0657253d6012e787f50498b32ae42Dan Austin } 219948fd7b457bb0657253d6012e787f50498b32ae42Dan Austin if (gParcelGlobalAllocCount > 0) { 220048fd7b457bb0657253d6012e787f50498b32ae42Dan Austin gParcelGlobalAllocCount--; 220148fd7b457bb0657253d6012e787f50498b32ae42Dan Austin } 2202a4cff88d80bf1acbdbd063af88ecad83a8b9b7b4Dianne Hackborn pthread_mutex_unlock(&gParcelGlobalAllocSizeLock); 22037e790af756d7891cb1cf1374bb283a8fbcbe6b49Dianne Hackborn free(mData); 22047e790af756d7891cb1cf1374bb283a8fbcbe6b49Dianne Hackborn } 22057c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (mObjects) free(mObjects); 22067c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 22077c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 22087c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 22097c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t Parcel::growData(size_t len) 22107c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 2211b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich if (len > INT32_MAX) { 2212b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich // don't accept size_t values which may have come from an 2213b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich // inadvertent conversion from a negative int. 2214b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich return BAD_VALUE; 2215b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich } 2216b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich 22177c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project size_t newSize = ((mDataSize+len)*3)/2; 22187c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return (newSize <= mDataSize) 22197c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project ? (status_t) NO_MEMORY 22207c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project : continueWrite(newSize); 22217c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 22227c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 22237c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t Parcel::restartWrite(size_t desired) 22247c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 2225b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich if (desired > INT32_MAX) { 2226b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich // don't accept size_t values which may have come from an 2227b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich // inadvertent conversion from a negative int. 2228b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich return BAD_VALUE; 2229b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich } 2230b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich 22317c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (mOwner) { 22327c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project freeData(); 22337c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return continueWrite(desired); 22347c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 2235d4ecccfd206604a9b2d8a1220844fc2df85a5998Mark Salyzyn 22367c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project uint8_t* data = (uint8_t*)realloc(mData, desired); 22377c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (!data && desired > mDataCapacity) { 22387c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mError = NO_MEMORY; 22397c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return NO_MEMORY; 22407c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 2241d4ecccfd206604a9b2d8a1220844fc2df85a5998Mark Salyzyn 22427c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project releaseObjects(); 2243d4ecccfd206604a9b2d8a1220844fc2df85a5998Mark Salyzyn 22447c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (data) { 22457e790af756d7891cb1cf1374bb283a8fbcbe6b49Dianne Hackborn LOG_ALLOC("Parcel %p: restart from %zu to %zu capacity", this, mDataCapacity, desired); 2246a4cff88d80bf1acbdbd063af88ecad83a8b9b7b4Dianne Hackborn pthread_mutex_lock(&gParcelGlobalAllocSizeLock); 22477e790af756d7891cb1cf1374bb283a8fbcbe6b49Dianne Hackborn gParcelGlobalAllocSize += desired; 22487e790af756d7891cb1cf1374bb283a8fbcbe6b49Dianne Hackborn gParcelGlobalAllocSize -= mDataCapacity; 224983ec65e19a8b5e1ae11e789b3d79d08543b09193Colin Cross if (!mData) { 225083ec65e19a8b5e1ae11e789b3d79d08543b09193Colin Cross gParcelGlobalAllocCount++; 225183ec65e19a8b5e1ae11e789b3d79d08543b09193Colin Cross } 2252a4cff88d80bf1acbdbd063af88ecad83a8b9b7b4Dianne Hackborn pthread_mutex_unlock(&gParcelGlobalAllocSizeLock); 22537c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mData = data; 22547c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mDataCapacity = desired; 22557c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 2256d4ecccfd206604a9b2d8a1220844fc2df85a5998Mark Salyzyn 22577c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mDataSize = mDataPos = 0; 2258d4ecccfd206604a9b2d8a1220844fc2df85a5998Mark Salyzyn ALOGV("restartWrite Setting data size of %p to %zu", this, mDataSize); 2259d4ecccfd206604a9b2d8a1220844fc2df85a5998Mark Salyzyn ALOGV("restartWrite Setting data pos of %p to %zu", this, mDataPos); 2260d4ecccfd206604a9b2d8a1220844fc2df85a5998Mark Salyzyn 22617c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project free(mObjects); 22627c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mObjects = NULL; 22637c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mObjectsSize = mObjectsCapacity = 0; 22647c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mNextObjectHint = 0; 22657c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mHasFds = false; 22667c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mFdsKnown = true; 22678938ed2c8e906fc332301b64787728d4d34da571Dianne Hackborn mAllowFds = true; 2268d4ecccfd206604a9b2d8a1220844fc2df85a5998Mark Salyzyn 22697c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return NO_ERROR; 22707c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 22717c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 22727c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t Parcel::continueWrite(size_t desired) 22737c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 2274b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich if (desired > INT32_MAX) { 2275b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich // don't accept size_t values which may have come from an 2276b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich // inadvertent conversion from a negative int. 2277b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich return BAD_VALUE; 2278b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich } 2279b6b1423c87e457097875dc304fbbe38db6c41abdNick Kralevich 22807c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // If shrinking, first adjust for any objects that appear 22817c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // after the new data size. 22827c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project size_t objectsSize = mObjectsSize; 22837c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (desired < mDataSize) { 22847c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (desired == 0) { 22857c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project objectsSize = 0; 22867c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } else { 22877c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project while (objectsSize > 0) { 22887c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (mObjects[objectsSize-1] < desired) 22897c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project break; 22907c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project objectsSize--; 22917c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 22927c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 22937c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 2294d4ecccfd206604a9b2d8a1220844fc2df85a5998Mark Salyzyn 22957c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (mOwner) { 22967c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // If the size is going to zero, just release the owner's data. 22977c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (desired == 0) { 22987c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project freeData(); 22997c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return NO_ERROR; 23007c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 23017c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 23027c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // If there is a different owner, we need to take 23037c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // posession. 23047c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project uint8_t* data = (uint8_t*)malloc(desired); 23057c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (!data) { 23067c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mError = NO_MEMORY; 23077c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return NO_MEMORY; 23087c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 230984e625ac1e01f5a9c3ed16664da6498212ed662bArve Hjønnevåg binder_size_t* objects = NULL; 2310d4ecccfd206604a9b2d8a1220844fc2df85a5998Mark Salyzyn 23117c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (objectsSize) { 2312e9881a3961888c4264034473021f42f9f0305026Nick Kralevich objects = (binder_size_t*)calloc(objectsSize, sizeof(binder_size_t)); 23137c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (!objects) { 23143f727c0ea3ad1de512c935c6e80423f2115b46c0Hyejin Kim free(data); 23153f727c0ea3ad1de512c935c6e80423f2115b46c0Hyejin Kim 23167c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mError = NO_MEMORY; 23177c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return NO_MEMORY; 23187c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 23197c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 23207c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // Little hack to only acquire references on objects 23217c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // we will be keeping. 23227c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project size_t oldObjectsSize = mObjectsSize; 23237c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mObjectsSize = objectsSize; 23247c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project acquireObjects(); 23257c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mObjectsSize = oldObjectsSize; 23267c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 2327d4ecccfd206604a9b2d8a1220844fc2df85a5998Mark Salyzyn 23287c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (mData) { 23297c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project memcpy(data, mData, mDataSize < desired ? mDataSize : desired); 23307c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 23317c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (objects && mObjects) { 233284e625ac1e01f5a9c3ed16664da6498212ed662bArve Hjønnevåg memcpy(objects, mObjects, objectsSize*sizeof(binder_size_t)); 23337c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 2334d4ecccfd206604a9b2d8a1220844fc2df85a5998Mark Salyzyn //ALOGI("Freeing data ref of %p (pid=%d)", this, getpid()); 23357c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mOwner(this, mData, mDataSize, mObjects, mObjectsSize, mOwnerCookie); 23367c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mOwner = NULL; 23377c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 23387e790af756d7891cb1cf1374bb283a8fbcbe6b49Dianne Hackborn LOG_ALLOC("Parcel %p: taking ownership of %zu capacity", this, desired); 2339a4cff88d80bf1acbdbd063af88ecad83a8b9b7b4Dianne Hackborn pthread_mutex_lock(&gParcelGlobalAllocSizeLock); 23407e790af756d7891cb1cf1374bb283a8fbcbe6b49Dianne Hackborn gParcelGlobalAllocSize += desired; 23417e790af756d7891cb1cf1374bb283a8fbcbe6b49Dianne Hackborn gParcelGlobalAllocCount++; 2342a4cff88d80bf1acbdbd063af88ecad83a8b9b7b4Dianne Hackborn pthread_mutex_unlock(&gParcelGlobalAllocSizeLock); 23437e790af756d7891cb1cf1374bb283a8fbcbe6b49Dianne Hackborn 23447c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mData = data; 23457c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mObjects = objects; 23467c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mDataSize = (mDataSize < desired) ? mDataSize : desired; 2347d4ecccfd206604a9b2d8a1220844fc2df85a5998Mark Salyzyn ALOGV("continueWrite Setting data size of %p to %zu", this, mDataSize); 23487c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mDataCapacity = desired; 23497c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mObjectsSize = mObjectsCapacity = objectsSize; 23507c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mNextObjectHint = 0; 23517c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 23527c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } else if (mData) { 23537c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (objectsSize < mObjectsSize) { 23547c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // Need to release refs on any objects we are dropping. 23557c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const sp<ProcessState> proc(ProcessState::self()); 23567c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project for (size_t i=objectsSize; i<mObjectsSize; i++) { 23577c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const flat_binder_object* flat 23587c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project = reinterpret_cast<flat_binder_object*>(mData+mObjects[i]); 23597c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (flat->type == BINDER_TYPE_FD) { 23607c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // will need to rescan because we may have lopped off the only FDs 23617c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mFdsKnown = false; 23627c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 2363cbf3726357966539c2a685f46e61c3fc8937f19eAdrian Roos release_object(proc, *flat, this, &mOpenAshmemSize); 23647c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 236584e625ac1e01f5a9c3ed16664da6498212ed662bArve Hjønnevåg binder_size_t* objects = 236684e625ac1e01f5a9c3ed16664da6498212ed662bArve Hjønnevåg (binder_size_t*)realloc(mObjects, objectsSize*sizeof(binder_size_t)); 23677c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (objects) { 23687c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mObjects = objects; 23697c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 23707c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mObjectsSize = objectsSize; 23717c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mNextObjectHint = 0; 23727c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 23737c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 23747c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // We own the data, so we can just do a realloc(). 23757c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (desired > mDataCapacity) { 23767c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project uint8_t* data = (uint8_t*)realloc(mData, desired); 23777c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (data) { 23787e790af756d7891cb1cf1374bb283a8fbcbe6b49Dianne Hackborn LOG_ALLOC("Parcel %p: continue from %zu to %zu capacity", this, mDataCapacity, 23797e790af756d7891cb1cf1374bb283a8fbcbe6b49Dianne Hackborn desired); 2380a4cff88d80bf1acbdbd063af88ecad83a8b9b7b4Dianne Hackborn pthread_mutex_lock(&gParcelGlobalAllocSizeLock); 23817e790af756d7891cb1cf1374bb283a8fbcbe6b49Dianne Hackborn gParcelGlobalAllocSize += desired; 23827e790af756d7891cb1cf1374bb283a8fbcbe6b49Dianne Hackborn gParcelGlobalAllocSize -= mDataCapacity; 2383a4cff88d80bf1acbdbd063af88ecad83a8b9b7b4Dianne Hackborn pthread_mutex_unlock(&gParcelGlobalAllocSizeLock); 23847c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mData = data; 23857c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mDataCapacity = desired; 23867c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } else if (desired > mDataCapacity) { 23877c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mError = NO_MEMORY; 23887c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return NO_MEMORY; 23897c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 23907c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } else { 239197e2bcd76021b31c5064fd3f669bc3f450b4c952Dianne Hackborn if (mDataSize > desired) { 239297e2bcd76021b31c5064fd3f669bc3f450b4c952Dianne Hackborn mDataSize = desired; 2393d4ecccfd206604a9b2d8a1220844fc2df85a5998Mark Salyzyn ALOGV("continueWrite Setting data size of %p to %zu", this, mDataSize); 239497e2bcd76021b31c5064fd3f669bc3f450b4c952Dianne Hackborn } 23957c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (mDataPos > desired) { 23967c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mDataPos = desired; 2397d4ecccfd206604a9b2d8a1220844fc2df85a5998Mark Salyzyn ALOGV("continueWrite Setting data pos of %p to %zu", this, mDataPos); 23987c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 23997c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 2400d4ecccfd206604a9b2d8a1220844fc2df85a5998Mark Salyzyn 24017c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } else { 24027c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // This is the first data. Easy! 24037c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project uint8_t* data = (uint8_t*)malloc(desired); 24047c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (!data) { 24057c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mError = NO_MEMORY; 24067c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return NO_MEMORY; 24077c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 24083f727c0ea3ad1de512c935c6e80423f2115b46c0Hyejin Kim 24097c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if(!(mDataCapacity == 0 && mObjects == NULL 24107c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project && mObjectsCapacity == 0)) { 24116f4f3ab36c5ed1df84eb3a9f7475f0ac42952f58Colin Cross ALOGE("continueWrite: %zu/%p/%zu/%zu", mDataCapacity, mObjects, mObjectsCapacity, desired); 24127c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 2413d4ecccfd206604a9b2d8a1220844fc2df85a5998Mark Salyzyn 24147e790af756d7891cb1cf1374bb283a8fbcbe6b49Dianne Hackborn LOG_ALLOC("Parcel %p: allocating with %zu capacity", this, desired); 2415a4cff88d80bf1acbdbd063af88ecad83a8b9b7b4Dianne Hackborn pthread_mutex_lock(&gParcelGlobalAllocSizeLock); 24167e790af756d7891cb1cf1374bb283a8fbcbe6b49Dianne Hackborn gParcelGlobalAllocSize += desired; 24177e790af756d7891cb1cf1374bb283a8fbcbe6b49Dianne Hackborn gParcelGlobalAllocCount++; 2418a4cff88d80bf1acbdbd063af88ecad83a8b9b7b4Dianne Hackborn pthread_mutex_unlock(&gParcelGlobalAllocSizeLock); 24197e790af756d7891cb1cf1374bb283a8fbcbe6b49Dianne Hackborn 24207c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mData = data; 24217c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mDataSize = mDataPos = 0; 2422d4ecccfd206604a9b2d8a1220844fc2df85a5998Mark Salyzyn ALOGV("continueWrite Setting data size of %p to %zu", this, mDataSize); 2423d4ecccfd206604a9b2d8a1220844fc2df85a5998Mark Salyzyn ALOGV("continueWrite Setting data pos of %p to %zu", this, mDataPos); 24247c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mDataCapacity = desired; 24257c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 24267c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 24277c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return NO_ERROR; 24287c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 24297c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 24307c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectvoid Parcel::initState() 24317c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 24327e790af756d7891cb1cf1374bb283a8fbcbe6b49Dianne Hackborn LOG_ALLOC("Parcel %p: initState", this); 24337c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mError = NO_ERROR; 24347c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mData = 0; 24357c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mDataSize = 0; 24367c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mDataCapacity = 0; 24377c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mDataPos = 0; 2438d4ecccfd206604a9b2d8a1220844fc2df85a5998Mark Salyzyn ALOGV("initState Setting data size of %p to %zu", this, mDataSize); 2439d4ecccfd206604a9b2d8a1220844fc2df85a5998Mark Salyzyn ALOGV("initState Setting data pos of %p to %zu", this, mDataPos); 24407c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mObjects = NULL; 24417c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mObjectsSize = 0; 24427c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mObjectsCapacity = 0; 24437c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mNextObjectHint = 0; 24447c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mHasFds = false; 24457c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mFdsKnown = true; 24468938ed2c8e906fc332301b64787728d4d34da571Dianne Hackborn mAllowFds = true; 24477c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mOwner = NULL; 2448cbf3726357966539c2a685f46e61c3fc8937f19eAdrian Roos mOpenAshmemSize = 0; 24497c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 24507c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 24517c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectvoid Parcel::scanForFds() const 24527c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 24537c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project bool hasFds = false; 24547c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project for (size_t i=0; i<mObjectsSize; i++) { 24557c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const flat_binder_object* flat 24567c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project = reinterpret_cast<const flat_binder_object*>(mData + mObjects[i]); 24577c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (flat->type == BINDER_TYPE_FD) { 24587c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project hasFds = true; 24597c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project break; 24607c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 24617c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 24627c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mHasFds = hasFds; 24637c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mFdsKnown = true; 24647c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 24657c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 2466aa5c2346c7291465aaca53f59878582dccbe4835Dan Sandlersize_t Parcel::getBlobAshmemSize() const 2467aa5c2346c7291465aaca53f59878582dccbe4835Dan Sandler{ 24686bb3114246f6f6aa406e65452dbaa12b135029eaAdrian Roos // This used to return the size of all blobs that were written to ashmem, now we're returning 24696bb3114246f6f6aa406e65452dbaa12b135029eaAdrian Roos // the ashmem currently referenced by this Parcel, which should be equivalent. 24706bb3114246f6f6aa406e65452dbaa12b135029eaAdrian Roos // TODO: Remove method once ABI can be changed. 24716bb3114246f6f6aa406e65452dbaa12b135029eaAdrian Roos return mOpenAshmemSize; 2472aa5c2346c7291465aaca53f59878582dccbe4835Dan Sandler} 2473aa5c2346c7291465aaca53f59878582dccbe4835Dan Sandler 2474cbf3726357966539c2a685f46e61c3fc8937f19eAdrian Roossize_t Parcel::getOpenAshmemSize() const 2475cbf3726357966539c2a685f46e61c3fc8937f19eAdrian Roos{ 2476cbf3726357966539c2a685f46e61c3fc8937f19eAdrian Roos return mOpenAshmemSize; 2477aa5c2346c7291465aaca53f59878582dccbe4835Dan Sandler} 2478aa5c2346c7291465aaca53f59878582dccbe4835Dan Sandler 24795707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown// --- Parcel::Blob --- 24805707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown 24815707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff BrownParcel::Blob::Blob() : 248213b1604018968408bcc5553e1fa5ea9df3e4e009Jeff Brown mFd(-1), mData(NULL), mSize(0), mMutable(false) { 24835707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown} 24845707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown 24855707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff BrownParcel::Blob::~Blob() { 24865707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown release(); 24875707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown} 24885707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown 24895707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brownvoid Parcel::Blob::release() { 249013b1604018968408bcc5553e1fa5ea9df3e4e009Jeff Brown if (mFd != -1 && mData) { 24915707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown ::munmap(mData, mSize); 24925707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown } 24935707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown clear(); 24945707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown} 24955707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown 249613b1604018968408bcc5553e1fa5ea9df3e4e009Jeff Brownvoid Parcel::Blob::init(int fd, void* data, size_t size, bool isMutable) { 249713b1604018968408bcc5553e1fa5ea9df3e4e009Jeff Brown mFd = fd; 24985707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown mData = data; 24995707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown mSize = size; 250013b1604018968408bcc5553e1fa5ea9df3e4e009Jeff Brown mMutable = isMutable; 25015707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown} 25025707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown 25035707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brownvoid Parcel::Blob::clear() { 250413b1604018968408bcc5553e1fa5ea9df3e4e009Jeff Brown mFd = -1; 25055707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown mData = NULL; 25065707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown mSize = 0; 250713b1604018968408bcc5553e1fa5ea9df3e4e009Jeff Brown mMutable = false; 25085707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown} 25095707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown 25107c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project}; // namespace android 2511