Parcel.cpp revision 002e1e58dfe19dd3e49a59c6827cbf51573941a2
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> 26002e1e58dfe19dd3e49a59c6827cbf51573941a2Mathias Agopian#include <binder/TextOutput.h> 27002e1e58dfe19dd3e49a59c6827cbf51573941a2Mathias Agopian 28002e1e58dfe19dd3e49a59c6827cbf51573941a2Mathias Agopian#include <utils/Debug.h> 297c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project#include <utils/Log.h> 307c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project#include <utils/String8.h> 317c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project#include <utils/String16.h> 327c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project#include <utils/misc.h> 3398e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian#include <utils/Flattenable.h> 345707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown#include <cutils/ashmem.h> 357c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 36208059f67ed2dd9fa025e07fcb6954d3cb61c79eMathias Agopian#include <private/binder/binder_module.h> 377c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 387c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project#include <stdio.h> 397c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project#include <stdlib.h> 407c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project#include <stdint.h> 415707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown#include <sys/mman.h> 427c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 437c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project#ifndef INT32_MAX 447c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project#define INT32_MAX ((int32_t)(2147483647)) 457c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project#endif 467c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 477c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project#define LOG_REFS(...) 489f760150f6e0f39b9923cfdc875373606839ee00Steve Block//#define LOG_REFS(...) ALOG(LOG_DEBUG, "Parcel", __VA_ARGS__) 497c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 507c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project// --------------------------------------------------------------------------- 517c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 527c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project#define PAD_SIZE(s) (((s)+3)&~3) 537c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 54a877cd85b5a026384542e3271fc310d6a8fe24c6Brad Fitzpatrick// Note: must be kept in sync with android/os/StrictMode.java's PENALTY_GATHER 55a877cd85b5a026384542e3271fc310d6a8fe24c6Brad Fitzpatrick#define STRICT_MODE_PENALTY_GATHER 0x100 56a877cd85b5a026384542e3271fc310d6a8fe24c6Brad Fitzpatrick 57d36f4a5f130be7f7b29a8b63cedbc8edfa56db96Brad Fitzpatrick// Note: must be kept in sync with android/os/Parcel.java's EX_HAS_REPLY_HEADER 58d36f4a5f130be7f7b29a8b63cedbc8edfa56db96Brad Fitzpatrick#define EX_HAS_REPLY_HEADER -128 59d36f4a5f130be7f7b29a8b63cedbc8edfa56db96Brad Fitzpatrick 605707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown// Maximum size of a blob to transfer in-place. 615707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brownstatic const size_t IN_PLACE_BLOB_LIMIT = 40 * 1024; 625707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown 637c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project// XXX This can be made public if we want to provide 647c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project// support for typed data. 657c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstruct small_flat_data 667c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 677c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project uint32_t type; 687c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project uint32_t data; 697c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project}; 707c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 717c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectnamespace android { 727c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 737c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectvoid acquire_object(const sp<ProcessState>& proc, 747c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const flat_binder_object& obj, const void* who) 757c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 767c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project switch (obj.type) { 777c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project case BINDER_TYPE_BINDER: 787c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (obj.binder) { 797c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project LOG_REFS("Parcel %p acquiring reference on local %p", who, obj.cookie); 807c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project static_cast<IBinder*>(obj.cookie)->incStrong(who); 817c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 827c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return; 837c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project case BINDER_TYPE_WEAK_BINDER: 847c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (obj.binder) 857c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project static_cast<RefBase::weakref_type*>(obj.binder)->incWeak(who); 867c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return; 877c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project case BINDER_TYPE_HANDLE: { 887c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const sp<IBinder> b = proc->getStrongProxyForHandle(obj.handle); 897c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (b != NULL) { 907c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project LOG_REFS("Parcel %p acquiring reference on remote %p", who, b.get()); 917c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project b->incStrong(who); 927c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 937c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return; 947c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 957c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project case BINDER_TYPE_WEAK_HANDLE: { 967c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const wp<IBinder> b = proc->getWeakProxyForHandle(obj.handle); 977c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (b != NULL) b.get_refs()->incWeak(who); 987c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return; 997c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 1007c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project case BINDER_TYPE_FD: { 1017c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // intentionally blank -- nothing to do to acquire this, but we do 1027c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // recognize it as a legitimate object type. 1037c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return; 1047c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 1057c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 1067c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 1079d4536835248525f32f1504a3d28d5bbfa0a2910Steve Block ALOGD("Invalid object type 0x%08lx", obj.type); 1087c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 1097c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 1107c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectvoid release_object(const sp<ProcessState>& proc, 1117c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const flat_binder_object& obj, const void* who) 1127c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 1137c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project switch (obj.type) { 1147c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project case BINDER_TYPE_BINDER: 1157c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (obj.binder) { 1167c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project LOG_REFS("Parcel %p releasing reference on local %p", who, obj.cookie); 1177c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project static_cast<IBinder*>(obj.cookie)->decStrong(who); 1187c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 1197c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return; 1207c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project case BINDER_TYPE_WEAK_BINDER: 1217c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (obj.binder) 1227c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project static_cast<RefBase::weakref_type*>(obj.binder)->decWeak(who); 1237c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return; 1247c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project case BINDER_TYPE_HANDLE: { 1257c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const sp<IBinder> b = proc->getStrongProxyForHandle(obj.handle); 1267c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (b != NULL) { 1277c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project LOG_REFS("Parcel %p releasing reference on remote %p", who, b.get()); 1287c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project b->decStrong(who); 1297c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 1307c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return; 1317c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 1327c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project case BINDER_TYPE_WEAK_HANDLE: { 1337c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const wp<IBinder> b = proc->getWeakProxyForHandle(obj.handle); 1347c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (b != NULL) b.get_refs()->decWeak(who); 1357c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return; 1367c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 1377c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project case BINDER_TYPE_FD: { 1387c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (obj.cookie != (void*)0) close(obj.handle); 1397c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return; 1407c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 1417c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 1427c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 143e6f43ddce78d6846af12550ff9193c5c6fe5844bSteve Block ALOGE("Invalid object type 0x%08lx", obj.type); 1447c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 1457c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 1467c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectinline static status_t finish_flatten_binder( 1477c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const sp<IBinder>& binder, const flat_binder_object& flat, Parcel* out) 1487c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 1497c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return out->writeObject(flat, false); 1507c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 1517c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 1527c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t flatten_binder(const sp<ProcessState>& proc, 1537c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const sp<IBinder>& binder, Parcel* out) 1547c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 1557c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project flat_binder_object obj; 1567c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 1577c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project obj.flags = 0x7f | FLAT_BINDER_FLAG_ACCEPTS_FDS; 1587c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (binder != NULL) { 1597c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project IBinder *local = binder->localBinder(); 1607c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (!local) { 1617c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project BpBinder *proxy = binder->remoteBinder(); 1627c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (proxy == NULL) { 163e6f43ddce78d6846af12550ff9193c5c6fe5844bSteve Block ALOGE("null proxy"); 1647c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 1657c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const int32_t handle = proxy ? proxy->handle() : 0; 1667c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project obj.type = BINDER_TYPE_HANDLE; 1677c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project obj.handle = handle; 1687c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project obj.cookie = NULL; 1697c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } else { 1707c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project obj.type = BINDER_TYPE_BINDER; 1717c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project obj.binder = local->getWeakRefs(); 1727c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project obj.cookie = local; 1737c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 1747c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } else { 1757c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project obj.type = BINDER_TYPE_BINDER; 1767c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project obj.binder = NULL; 1777c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project obj.cookie = NULL; 1787c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 1797c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 1807c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return finish_flatten_binder(binder, obj, out); 1817c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 1827c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 1837c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t flatten_binder(const sp<ProcessState>& proc, 1847c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const wp<IBinder>& binder, Parcel* out) 1857c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 1867c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project flat_binder_object obj; 1877c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 1887c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project obj.flags = 0x7f | FLAT_BINDER_FLAG_ACCEPTS_FDS; 1897c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (binder != NULL) { 1907c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project sp<IBinder> real = binder.promote(); 1917c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (real != NULL) { 1927c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project IBinder *local = real->localBinder(); 1937c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (!local) { 1947c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project BpBinder *proxy = real->remoteBinder(); 1957c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (proxy == NULL) { 196e6f43ddce78d6846af12550ff9193c5c6fe5844bSteve Block ALOGE("null proxy"); 1977c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 1987c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const int32_t handle = proxy ? proxy->handle() : 0; 1997c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project obj.type = BINDER_TYPE_WEAK_HANDLE; 2007c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project obj.handle = handle; 2017c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project obj.cookie = NULL; 2027c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } else { 2037c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project obj.type = BINDER_TYPE_WEAK_BINDER; 2047c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project obj.binder = binder.get_refs(); 2057c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project obj.cookie = binder.unsafe_get(); 2067c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 2077c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return finish_flatten_binder(real, obj, out); 2087c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 2097c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 2107c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // XXX How to deal? In order to flatten the given binder, 2117c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // we need to probe it for information, which requires a primary 2127c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // reference... but we don't have one. 2137c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // 2147c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // The OpenBinder implementation uses a dynamic_cast<> here, 2157c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // but we can't do that with the different reference counting 2167c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // implementation we are using. 217e6f43ddce78d6846af12550ff9193c5c6fe5844bSteve Block ALOGE("Unable to unflatten Binder weak reference!"); 2187c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project obj.type = BINDER_TYPE_BINDER; 2197c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project obj.binder = NULL; 2207c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project obj.cookie = NULL; 2217c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return finish_flatten_binder(NULL, obj, out); 2227c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 2237c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } else { 2247c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project obj.type = BINDER_TYPE_BINDER; 2257c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project obj.binder = NULL; 2267c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project obj.cookie = NULL; 2277c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return finish_flatten_binder(NULL, obj, out); 2287c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 2297c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 2307c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 2317c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectinline static status_t finish_unflatten_binder( 2327c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project BpBinder* proxy, const flat_binder_object& flat, const Parcel& in) 2337c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 2347c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return NO_ERROR; 2357c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 2367c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 2377c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t unflatten_binder(const sp<ProcessState>& proc, 2387c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const Parcel& in, sp<IBinder>* out) 2397c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 2407c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const flat_binder_object* flat = in.readObject(false); 2417c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 2427c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (flat) { 2437c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project switch (flat->type) { 2447c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project case BINDER_TYPE_BINDER: 2457c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project *out = static_cast<IBinder*>(flat->cookie); 2467c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return finish_unflatten_binder(NULL, *flat, in); 2477c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project case BINDER_TYPE_HANDLE: 2487c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project *out = proc->getStrongProxyForHandle(flat->handle); 2497c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return finish_unflatten_binder( 2507c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project static_cast<BpBinder*>(out->get()), *flat, in); 2517c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 2527c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 2537c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return BAD_TYPE; 2547c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 2557c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 2567c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t unflatten_binder(const sp<ProcessState>& proc, 2577c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const Parcel& in, wp<IBinder>* out) 2587c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 2597c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const flat_binder_object* flat = in.readObject(false); 2607c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 2617c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (flat) { 2627c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project switch (flat->type) { 2637c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project case BINDER_TYPE_BINDER: 2647c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project *out = static_cast<IBinder*>(flat->cookie); 2657c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return finish_unflatten_binder(NULL, *flat, in); 2667c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project case BINDER_TYPE_WEAK_BINDER: 2677c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (flat->binder != NULL) { 2687c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project out->set_object_and_refs( 2697c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project static_cast<IBinder*>(flat->cookie), 2707c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project static_cast<RefBase::weakref_type*>(flat->binder)); 2717c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } else { 2727c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project *out = NULL; 2737c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 2747c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return finish_unflatten_binder(NULL, *flat, in); 2757c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project case BINDER_TYPE_HANDLE: 2767c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project case BINDER_TYPE_WEAK_HANDLE: 2777c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project *out = proc->getWeakProxyForHandle(flat->handle); 2787c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return finish_unflatten_binder( 2797c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project static_cast<BpBinder*>(out->unsafe_get()), *flat, in); 2807c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 2817c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 2827c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return BAD_TYPE; 2837c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 2847c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 2857c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project// --------------------------------------------------------------------------- 2867c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 2877c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source ProjectParcel::Parcel() 2887c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 2897c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project initState(); 2907c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 2917c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 2927c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source ProjectParcel::~Parcel() 2937c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 2947c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project freeDataNoInit(); 2957c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 2967c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 2977c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectconst uint8_t* Parcel::data() const 2987c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 2997c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return mData; 3007c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 3017c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 3027c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectsize_t Parcel::dataSize() const 3037c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 3047c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return (mDataSize > mDataPos ? mDataSize : mDataPos); 3057c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 3067c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 3077c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectsize_t Parcel::dataAvail() const 3087c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 3097c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // TODO: decide what to do about the possibility that this can 3107c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // report an available-data size that exceeds a Java int's max 3117c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // positive value, causing havoc. Fortunately this will only 3127c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // happen if someone constructs a Parcel containing more than two 3137c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // gigabytes of data, which on typical phone hardware is simply 3147c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // not possible. 3157c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return dataSize() - dataPosition(); 3167c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 3177c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 3187c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectsize_t Parcel::dataPosition() const 3197c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 3207c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return mDataPos; 3217c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 3227c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 3237c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectsize_t Parcel::dataCapacity() const 3247c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 3257c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return mDataCapacity; 3267c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 3277c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 3287c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t Parcel::setDataSize(size_t size) 3297c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 3307c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project status_t err; 3317c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project err = continueWrite(size); 3327c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (err == NO_ERROR) { 3337c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mDataSize = size; 3346807e59e0ff943cc6225d46e3c33a8a7eae9b3d7Steve Block ALOGV("setDataSize Setting data size of %p to %d\n", this, mDataSize); 3357c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 3367c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return err; 3377c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 3387c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 3397c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectvoid Parcel::setDataPosition(size_t pos) const 3407c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 3417c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mDataPos = pos; 3427c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mNextObjectHint = 0; 3437c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 3447c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 3457c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t Parcel::setDataCapacity(size_t size) 3467c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 34797e2bcd76021b31c5064fd3f669bc3f450b4c952Dianne Hackborn if (size > mDataCapacity) return continueWrite(size); 3487c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return NO_ERROR; 3497c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 3507c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 3517c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t Parcel::setData(const uint8_t* buffer, size_t len) 3527c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 3537c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project status_t err = restartWrite(len); 3547c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (err == NO_ERROR) { 3557c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project memcpy(const_cast<uint8_t*>(data()), buffer, len); 3567c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mDataSize = len; 3577c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mFdsKnown = false; 3587c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 3597c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return err; 3607c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 3617c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 36251faf46e2958c57dab46d9420e585319125c7c42Andreas Huberstatus_t Parcel::appendFrom(const Parcel *parcel, size_t offset, size_t len) 3637c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 3647c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const sp<ProcessState> proc(ProcessState::self()); 3657c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project status_t err; 36651faf46e2958c57dab46d9420e585319125c7c42Andreas Huber const uint8_t *data = parcel->mData; 36751faf46e2958c57dab46d9420e585319125c7c42Andreas Huber const size_t *objects = parcel->mObjects; 3687c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project size_t size = parcel->mObjectsSize; 3697c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project int startPos = mDataPos; 3707c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project int firstIndex = -1, lastIndex = -2; 3717c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 3727c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (len == 0) { 3737c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return NO_ERROR; 3747c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 3757c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 3767c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // range checks against the source parcel size 3777c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if ((offset > parcel->mDataSize) 3787c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project || (len > parcel->mDataSize) 3797c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project || (offset + len > parcel->mDataSize)) { 3807c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return BAD_VALUE; 3817c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 3827c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 3837c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // Count objects in range 3847c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project for (int i = 0; i < (int) size; i++) { 3857c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project size_t off = objects[i]; 3867c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if ((off >= offset) && (off < offset + len)) { 3877c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (firstIndex == -1) { 3887c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project firstIndex = i; 3897c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 3907c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project lastIndex = i; 3917c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 3927c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 3937c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project int numObjects = lastIndex - firstIndex + 1; 3947c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 39597e2bcd76021b31c5064fd3f669bc3f450b4c952Dianne Hackborn if ((mDataSize+len) > mDataCapacity) { 39697e2bcd76021b31c5064fd3f669bc3f450b4c952Dianne Hackborn // grow data 39797e2bcd76021b31c5064fd3f669bc3f450b4c952Dianne Hackborn err = growData(len); 39897e2bcd76021b31c5064fd3f669bc3f450b4c952Dianne Hackborn if (err != NO_ERROR) { 39997e2bcd76021b31c5064fd3f669bc3f450b4c952Dianne Hackborn return err; 40097e2bcd76021b31c5064fd3f669bc3f450b4c952Dianne Hackborn } 4017c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 4027c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 4037c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // append data 4047c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project memcpy(mData + mDataPos, data + offset, len); 4057c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mDataPos += len; 4067c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mDataSize += len; 4077c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 4088938ed2c8e906fc332301b64787728d4d34da571Dianne Hackborn err = NO_ERROR; 4098938ed2c8e906fc332301b64787728d4d34da571Dianne Hackborn 4107c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (numObjects > 0) { 4117c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // grow objects 4127c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (mObjectsCapacity < mObjectsSize + numObjects) { 4137c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project int newSize = ((mObjectsSize + numObjects)*3)/2; 4147c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project size_t *objects = 4157c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project (size_t*)realloc(mObjects, newSize*sizeof(size_t)); 4167c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (objects == (size_t*)0) { 4177c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return NO_MEMORY; 4187c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 4197c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mObjects = objects; 4207c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mObjectsCapacity = newSize; 4217c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 4227c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 4237c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // append and acquire objects 4247c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project int idx = mObjectsSize; 4257c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project for (int i = firstIndex; i <= lastIndex; i++) { 4267c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project size_t off = objects[i] - offset + startPos; 4277c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mObjects[idx++] = off; 4287c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mObjectsSize++; 4297c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 4308af0f82d89b029edf7e104a36a9a6e48a92f9e93Dianne Hackborn flat_binder_object* flat 4317c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project = reinterpret_cast<flat_binder_object*>(mData + off); 4327c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project acquire_object(proc, *flat, this); 4337c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 4347c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (flat->type == BINDER_TYPE_FD) { 4358af0f82d89b029edf7e104a36a9a6e48a92f9e93Dianne Hackborn // If this is a file descriptor, we need to dup it so the 4368af0f82d89b029edf7e104a36a9a6e48a92f9e93Dianne Hackborn // new Parcel now owns its own fd, and can declare that we 4378af0f82d89b029edf7e104a36a9a6e48a92f9e93Dianne Hackborn // officially know we have fds. 4388af0f82d89b029edf7e104a36a9a6e48a92f9e93Dianne Hackborn flat->handle = dup(flat->handle); 4398af0f82d89b029edf7e104a36a9a6e48a92f9e93Dianne Hackborn flat->cookie = (void*)1; 4407c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mHasFds = mFdsKnown = true; 4418938ed2c8e906fc332301b64787728d4d34da571Dianne Hackborn if (!mAllowFds) { 4428938ed2c8e906fc332301b64787728d4d34da571Dianne Hackborn err = FDS_NOT_ALLOWED; 4438938ed2c8e906fc332301b64787728d4d34da571Dianne Hackborn } 4447c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 4457c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 4467c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 4477c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 4488938ed2c8e906fc332301b64787728d4d34da571Dianne Hackborn return err; 4498938ed2c8e906fc332301b64787728d4d34da571Dianne Hackborn} 4508938ed2c8e906fc332301b64787728d4d34da571Dianne Hackborn 4517746cc318829358bb2c4dc0a03d40a7856a6d13eDianne Hackbornbool Parcel::pushAllowFds(bool allowFds) 4528938ed2c8e906fc332301b64787728d4d34da571Dianne Hackborn{ 4538938ed2c8e906fc332301b64787728d4d34da571Dianne Hackborn const bool origValue = mAllowFds; 4547746cc318829358bb2c4dc0a03d40a7856a6d13eDianne Hackborn if (!allowFds) { 4557746cc318829358bb2c4dc0a03d40a7856a6d13eDianne Hackborn mAllowFds = false; 4567746cc318829358bb2c4dc0a03d40a7856a6d13eDianne Hackborn } 4578938ed2c8e906fc332301b64787728d4d34da571Dianne Hackborn return origValue; 4587c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 4597c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 4607746cc318829358bb2c4dc0a03d40a7856a6d13eDianne Hackbornvoid Parcel::restoreAllowFds(bool lastValue) 4617746cc318829358bb2c4dc0a03d40a7856a6d13eDianne Hackborn{ 4627746cc318829358bb2c4dc0a03d40a7856a6d13eDianne Hackborn mAllowFds = lastValue; 4637746cc318829358bb2c4dc0a03d40a7856a6d13eDianne Hackborn} 4647746cc318829358bb2c4dc0a03d40a7856a6d13eDianne Hackborn 4657c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectbool Parcel::hasFileDescriptors() const 4667c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 4677c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (!mFdsKnown) { 4687c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project scanForFds(); 4697c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 4707c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return mHasFds; 4717c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 4727c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 473702ea9d42f52fc145090c0f0bfbe64993e4b8b33Brad Fitzpatrick// Write RPC headers. (previously just the interface token) 4747c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t Parcel::writeInterfaceToken(const String16& interface) 4757c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 476a877cd85b5a026384542e3271fc310d6a8fe24c6Brad Fitzpatrick writeInt32(IPCThreadState::self()->getStrictModePolicy() | 477a877cd85b5a026384542e3271fc310d6a8fe24c6Brad Fitzpatrick STRICT_MODE_PENALTY_GATHER); 4787c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // currently the interface identification token is just its name as a string 4797c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return writeString16(interface); 4807c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 4817c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 48283c0446f27b9542d6c2e724817b2b2d8d1f55085Mathias Agopianbool Parcel::checkInterface(IBinder* binder) const 48383c0446f27b9542d6c2e724817b2b2d8d1f55085Mathias Agopian{ 484702ea9d42f52fc145090c0f0bfbe64993e4b8b33Brad Fitzpatrick return enforceInterface(binder->getInterfaceDescriptor()); 48583c0446f27b9542d6c2e724817b2b2d8d1f55085Mathias Agopian} 48683c0446f27b9542d6c2e724817b2b2d8d1f55085Mathias Agopian 487a877cd85b5a026384542e3271fc310d6a8fe24c6Brad Fitzpatrickbool Parcel::enforceInterface(const String16& interface, 48870081a1511955f53bd0ed7f2aec9a1bf09f0f379Brad Fitzpatrick IPCThreadState* threadState) const 4897c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 49070081a1511955f53bd0ed7f2aec9a1bf09f0f379Brad Fitzpatrick int32_t strictPolicy = readInt32(); 49170081a1511955f53bd0ed7f2aec9a1bf09f0f379Brad Fitzpatrick if (threadState == NULL) { 49270081a1511955f53bd0ed7f2aec9a1bf09f0f379Brad Fitzpatrick threadState = IPCThreadState::self(); 493a877cd85b5a026384542e3271fc310d6a8fe24c6Brad Fitzpatrick } 4945273603e98d2db3bac656b7bcf5352c04c86d62fBrad Fitzpatrick if ((threadState->getLastTransactionBinderFlags() & 4955273603e98d2db3bac656b7bcf5352c04c86d62fBrad Fitzpatrick IBinder::FLAG_ONEWAY) != 0) { 4965273603e98d2db3bac656b7bcf5352c04c86d62fBrad Fitzpatrick // For one-way calls, the callee is running entirely 4975273603e98d2db3bac656b7bcf5352c04c86d62fBrad Fitzpatrick // disconnected from the caller, so disable StrictMode entirely. 4985273603e98d2db3bac656b7bcf5352c04c86d62fBrad Fitzpatrick // Not only does disk/network usage not impact the caller, but 4995273603e98d2db3bac656b7bcf5352c04c86d62fBrad Fitzpatrick // there's no way to commuicate back any violations anyway. 5005273603e98d2db3bac656b7bcf5352c04c86d62fBrad Fitzpatrick threadState->setStrictModePolicy(0); 5015273603e98d2db3bac656b7bcf5352c04c86d62fBrad Fitzpatrick } else { 5025273603e98d2db3bac656b7bcf5352c04c86d62fBrad Fitzpatrick threadState->setStrictModePolicy(strictPolicy); 5035273603e98d2db3bac656b7bcf5352c04c86d62fBrad Fitzpatrick } 50483c0446f27b9542d6c2e724817b2b2d8d1f55085Mathias Agopian const String16 str(readString16()); 5057c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (str == interface) { 5067c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return true; 5077c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } else { 50832397c1cd3327905173b36baa6fd1c579bc328ffSteve Block ALOGW("**** enforceInterface() expected '%s' but read '%s'\n", 5097c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project String8(interface).string(), String8(str).string()); 5107c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return false; 5117c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 512702ea9d42f52fc145090c0f0bfbe64993e4b8b33Brad Fitzpatrick} 5137c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 5147c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectconst size_t* Parcel::objects() const 5157c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 5167c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return mObjects; 5177c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 5187c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 5197c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectsize_t Parcel::objectsCount() const 5207c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 5217c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return mObjectsSize; 5227c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 5237c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 5247c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t Parcel::errorCheck() const 5257c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 5267c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return mError; 5277c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 5287c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 5297c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectvoid Parcel::setError(status_t err) 5307c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 5317c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mError = err; 5327c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 5337c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 5347c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t Parcel::finishWrite(size_t len) 5357c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 5367c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project //printf("Finish write of %d\n", len); 5377c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mDataPos += len; 5386807e59e0ff943cc6225d46e3c33a8a7eae9b3d7Steve Block ALOGV("finishWrite Setting data pos of %p to %d\n", this, mDataPos); 5397c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (mDataPos > mDataSize) { 5407c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mDataSize = mDataPos; 5416807e59e0ff943cc6225d46e3c33a8a7eae9b3d7Steve Block ALOGV("finishWrite Setting data size of %p to %d\n", this, mDataSize); 5427c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 5437c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project //printf("New pos=%d, size=%d\n", mDataPos, mDataSize); 5447c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return NO_ERROR; 5457c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 5467c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 5477c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t Parcel::writeUnpadded(const void* data, size_t len) 5487c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 5497c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project size_t end = mDataPos + len; 5507c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (end < mDataPos) { 5517c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // integer overflow 5527c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return BAD_VALUE; 5537c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 5547c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 5557c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (end <= mDataCapacity) { 5567c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectrestart_write: 5577c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project memcpy(mData+mDataPos, data, len); 5587c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return finishWrite(len); 5597c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 5607c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 5617c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project status_t err = growData(len); 5627c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (err == NO_ERROR) goto restart_write; 5637c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return err; 5647c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 5657c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 5667c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t Parcel::write(const void* data, size_t len) 5677c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 5687c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project void* const d = writeInplace(len); 5697c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (d) { 5707c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project memcpy(d, data, len); 5717c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return NO_ERROR; 5727c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 5737c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return mError; 5747c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 5757c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 5767c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectvoid* Parcel::writeInplace(size_t len) 5777c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 5787c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const size_t padded = PAD_SIZE(len); 5797c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 5807c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // sanity check for integer overflow 5817c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (mDataPos+padded < mDataPos) { 5827c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return NULL; 5837c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 5847c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 5857c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if ((mDataPos+padded) <= mDataCapacity) { 5867c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectrestart_write: 5877c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project //printf("Writing %ld bytes, padded to %ld\n", len, padded); 5887c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project uint8_t* const data = mData+mDataPos; 5897c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 5907c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // Need to pad at end? 5917c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (padded != len) { 5927c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project#if BYTE_ORDER == BIG_ENDIAN 5937c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project static const uint32_t mask[4] = { 5947c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 0x00000000, 0xffffff00, 0xffff0000, 0xff000000 5957c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project }; 5967c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project#endif 5977c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project#if BYTE_ORDER == LITTLE_ENDIAN 5987c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project static const uint32_t mask[4] = { 5997c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 0x00000000, 0x00ffffff, 0x0000ffff, 0x000000ff 6007c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project }; 6017c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project#endif 6027c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project //printf("Applying pad mask: %p to %p\n", (void*)mask[padded-len], 6037c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // *reinterpret_cast<void**>(data+padded-4)); 6047c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project *reinterpret_cast<uint32_t*>(data+padded-4) &= mask[padded-len]; 6057c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 6067c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 6077c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project finishWrite(padded); 6087c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return data; 6097c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 6107c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 6117c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project status_t err = growData(padded); 6127c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (err == NO_ERROR) goto restart_write; 6137c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return NULL; 6147c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 6157c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 6167c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t Parcel::writeInt32(int32_t val) 6177c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 61884a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber return writeAligned(val); 6197c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 6207c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 6217c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t Parcel::writeInt64(int64_t val) 6227c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 62384a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber return writeAligned(val); 6247c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 6257c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 6267c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t Parcel::writeFloat(float val) 6277c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 62884a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber return writeAligned(val); 6297c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 6307c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 631cc1a4bb1e1da3f2f38bdaf1f76348c7bc9fb6adbDouglas Leung#if defined(__mips__) && defined(__mips_hard_float) 632cc1a4bb1e1da3f2f38bdaf1f76348c7bc9fb6adbDouglas Leung 633cc1a4bb1e1da3f2f38bdaf1f76348c7bc9fb6adbDouglas Leungstatus_t Parcel::writeDouble(double val) 634cc1a4bb1e1da3f2f38bdaf1f76348c7bc9fb6adbDouglas Leung{ 635cc1a4bb1e1da3f2f38bdaf1f76348c7bc9fb6adbDouglas Leung union { 636cc1a4bb1e1da3f2f38bdaf1f76348c7bc9fb6adbDouglas Leung double d; 637cc1a4bb1e1da3f2f38bdaf1f76348c7bc9fb6adbDouglas Leung unsigned long long ll; 638cc1a4bb1e1da3f2f38bdaf1f76348c7bc9fb6adbDouglas Leung } u; 639cc1a4bb1e1da3f2f38bdaf1f76348c7bc9fb6adbDouglas Leung u.d = val; 640cc1a4bb1e1da3f2f38bdaf1f76348c7bc9fb6adbDouglas Leung return writeAligned(u.ll); 641cc1a4bb1e1da3f2f38bdaf1f76348c7bc9fb6adbDouglas Leung} 642cc1a4bb1e1da3f2f38bdaf1f76348c7bc9fb6adbDouglas Leung 643cc1a4bb1e1da3f2f38bdaf1f76348c7bc9fb6adbDouglas Leung#else 644cc1a4bb1e1da3f2f38bdaf1f76348c7bc9fb6adbDouglas Leung 6457c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t Parcel::writeDouble(double val) 6467c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 64784a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber return writeAligned(val); 64884a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber} 6497c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 650cc1a4bb1e1da3f2f38bdaf1f76348c7bc9fb6adbDouglas Leung#endif 651cc1a4bb1e1da3f2f38bdaf1f76348c7bc9fb6adbDouglas Leung 65284a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huberstatus_t Parcel::writeIntPtr(intptr_t val) 65384a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber{ 65484a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber return writeAligned(val); 6557c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 6567c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 6577c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t Parcel::writeCString(const char* str) 6587c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 6597c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return write(str, strlen(str)+1); 6607c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 6617c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 6627c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t Parcel::writeString8(const String8& str) 6637c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 6647c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project status_t err = writeInt32(str.bytes()); 665d1dff8d4d47a5f9142a22b11950adc55ea2b36dfPravat Dalbehera // only write string if its length is more than zero characters, 666d1dff8d4d47a5f9142a22b11950adc55ea2b36dfPravat Dalbehera // as readString8 will only read if the length field is non-zero. 667d1dff8d4d47a5f9142a22b11950adc55ea2b36dfPravat Dalbehera // this is slightly different from how writeString16 works. 668d1dff8d4d47a5f9142a22b11950adc55ea2b36dfPravat Dalbehera if (str.bytes() > 0 && err == NO_ERROR) { 6697c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project err = write(str.string(), str.bytes()+1); 6707c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 6717c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return err; 6727c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 6737c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 6747c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t Parcel::writeString16(const String16& str) 6757c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 6767c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return writeString16(str.string(), str.size()); 6777c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 6787c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 6797c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t Parcel::writeString16(const char16_t* str, size_t len) 6807c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 6817c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (str == NULL) return writeInt32(-1); 6827c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 6837c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project status_t err = writeInt32(len); 6847c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (err == NO_ERROR) { 6857c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project len *= sizeof(char16_t); 6867c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project uint8_t* data = (uint8_t*)writeInplace(len+sizeof(char16_t)); 6877c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (data) { 6887c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project memcpy(data, str, len); 6897c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project *reinterpret_cast<char16_t*>(data+len) = 0; 6907c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return NO_ERROR; 6917c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 6927c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project err = mError; 6937c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 6947c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return err; 6957c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 6967c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 6977c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t Parcel::writeStrongBinder(const sp<IBinder>& val) 6987c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 6997c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return flatten_binder(ProcessState::self(), val, this); 7007c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 7017c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 7027c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t Parcel::writeWeakBinder(const wp<IBinder>& val) 7037c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 7047c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return flatten_binder(ProcessState::self(), val, this); 7057c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 7067c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 707a47f02afb1e1f2c4abd9379c13903a5dde89d354Mathias Agopianstatus_t Parcel::writeNativeHandle(const native_handle* handle) 7085f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project{ 7091d0a95b12a9194f64dd436224ec3bf8e0622d678Mathias Agopian if (!handle || handle->version != sizeof(native_handle)) 7105f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project return BAD_TYPE; 7115f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project 7125f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project status_t err; 713a47f02afb1e1f2c4abd9379c13903a5dde89d354Mathias Agopian err = writeInt32(handle->numFds); 7145f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project if (err != NO_ERROR) return err; 715edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 716a47f02afb1e1f2c4abd9379c13903a5dde89d354Mathias Agopian err = writeInt32(handle->numInts); 7175f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project if (err != NO_ERROR) return err; 718edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 719a47f02afb1e1f2c4abd9379c13903a5dde89d354Mathias Agopian for (int i=0 ; err==NO_ERROR && i<handle->numFds ; i++) 720a47f02afb1e1f2c4abd9379c13903a5dde89d354Mathias Agopian err = writeDupFileDescriptor(handle->data[i]); 721edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 722edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project if (err != NO_ERROR) { 7239d4536835248525f32f1504a3d28d5bbfa0a2910Steve Block ALOGD("write native handle, write dup fd failed"); 724edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project return err; 725edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project } 726a47f02afb1e1f2c4abd9379c13903a5dde89d354Mathias Agopian err = write(handle->data + handle->numFds, sizeof(int)*handle->numInts); 7275f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project return err; 7285f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project} 7295f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project 73093ff1f985e233fe04412a65041e977c9f0c21f5bJeff Brownstatus_t Parcel::writeFileDescriptor(int fd, bool takeOwnership) 7317c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 7327c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project flat_binder_object obj; 7337c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project obj.type = BINDER_TYPE_FD; 7347c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project obj.flags = 0x7f | FLAT_BINDER_FLAG_ACCEPTS_FDS; 7357c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project obj.handle = fd; 73693ff1f985e233fe04412a65041e977c9f0c21f5bJeff Brown obj.cookie = (void*) (takeOwnership ? 1 : 0); 7377c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return writeObject(obj, true); 7387c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 7397c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 7407c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t Parcel::writeDupFileDescriptor(int fd) 7417c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 742d341c7178fffc7ad5b57645c2bcf5a395ca95591Jeff Brown int dupFd = dup(fd); 743d341c7178fffc7ad5b57645c2bcf5a395ca95591Jeff Brown if (dupFd < 0) { 744d341c7178fffc7ad5b57645c2bcf5a395ca95591Jeff Brown return -errno; 745d341c7178fffc7ad5b57645c2bcf5a395ca95591Jeff Brown } 746d341c7178fffc7ad5b57645c2bcf5a395ca95591Jeff Brown status_t err = writeFileDescriptor(dupFd, true /*takeOwnership*/); 747d341c7178fffc7ad5b57645c2bcf5a395ca95591Jeff Brown if (err) { 748d341c7178fffc7ad5b57645c2bcf5a395ca95591Jeff Brown close(dupFd); 749d341c7178fffc7ad5b57645c2bcf5a395ca95591Jeff Brown } 750d341c7178fffc7ad5b57645c2bcf5a395ca95591Jeff Brown return err; 7517c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 7527c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 7535707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brownstatus_t Parcel::writeBlob(size_t len, WritableBlob* outBlob) 7545707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown{ 7555707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown status_t status; 7565707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown 7575707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown if (!mAllowFds || len <= IN_PLACE_BLOB_LIMIT) { 7586807e59e0ff943cc6225d46e3c33a8a7eae9b3d7Steve Block ALOGV("writeBlob: write in place"); 7595707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown status = writeInt32(0); 7605707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown if (status) return status; 7615707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown 7625707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown void* ptr = writeInplace(len); 7635707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown if (!ptr) return NO_MEMORY; 7645707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown 7655707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown outBlob->init(false /*mapped*/, ptr, len); 7665707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown return NO_ERROR; 7675707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown } 7685707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown 7696807e59e0ff943cc6225d46e3c33a8a7eae9b3d7Steve Block ALOGV("writeBlob: write to ashmem"); 7705707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown int fd = ashmem_create_region("Parcel Blob", len); 7715707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown if (fd < 0) return NO_MEMORY; 7725707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown 7735707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown int result = ashmem_set_prot_region(fd, PROT_READ | PROT_WRITE); 7745707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown if (result < 0) { 775ec4e0063a1c5cc6e01472cc2a9d27609ce3827d7Jeff Brown status = result; 7765707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown } else { 7775707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown void* ptr = ::mmap(NULL, len, PROT_READ | PROT_WRITE, MAP_SHARED, fd, 0); 7785707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown if (ptr == MAP_FAILED) { 7795707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown status = -errno; 7805707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown } else { 7815707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown result = ashmem_set_prot_region(fd, PROT_READ); 7825707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown if (result < 0) { 783ec4e0063a1c5cc6e01472cc2a9d27609ce3827d7Jeff Brown status = result; 7845707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown } else { 7855707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown status = writeInt32(1); 7865707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown if (!status) { 78793ff1f985e233fe04412a65041e977c9f0c21f5bJeff Brown status = writeFileDescriptor(fd, true /*takeOwnership*/); 7885707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown if (!status) { 7895707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown outBlob->init(true /*mapped*/, ptr, len); 7905707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown return NO_ERROR; 7915707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown } 7925707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown } 7935707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown } 7945707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown } 7955707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown ::munmap(ptr, len); 7965707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown } 7975707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown ::close(fd); 7985707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown return status; 7995707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown} 8005707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown 80198e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopianstatus_t Parcel::write(const Flattenable& val) 80298e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian{ 80398e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian status_t err; 80498e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian 80598e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian // size if needed 80698e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian size_t len = val.getFlattenedSize(); 80798e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian size_t fd_count = val.getFdCount(); 80898e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian 80998e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian err = this->writeInt32(len); 81098e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian if (err) return err; 81198e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian 81298e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian err = this->writeInt32(fd_count); 81398e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian if (err) return err; 81498e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian 81598e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian // payload 81698e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian void* buf = this->writeInplace(PAD_SIZE(len)); 81798e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian if (buf == NULL) 81898e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian return BAD_VALUE; 81998e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian 82098e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian int* fds = NULL; 82198e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian if (fd_count) { 82298e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian fds = new int[fd_count]; 82398e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian } 82498e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian 82598e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian err = val.flatten(buf, len, fds, fd_count); 82698e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian for (size_t i=0 ; i<fd_count && err==NO_ERROR ; i++) { 82798e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian err = this->writeDupFileDescriptor( fds[i] ); 82898e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian } 82998e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian 83098e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian if (fd_count) { 83198e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian delete [] fds; 83298e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian } 83398e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian 83498e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian return err; 83598e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian} 83698e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian 8377c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t Parcel::writeObject(const flat_binder_object& val, bool nullMetaData) 8387c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 8397c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const bool enoughData = (mDataPos+sizeof(val)) <= mDataCapacity; 8407c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const bool enoughObjects = mObjectsSize < mObjectsCapacity; 8417c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (enoughData && enoughObjects) { 8427c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectrestart_write: 8437c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project *reinterpret_cast<flat_binder_object*>(mData+mDataPos) = val; 8447c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 8457c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // Need to write meta-data? 8467c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (nullMetaData || val.binder != NULL) { 8477c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mObjects[mObjectsSize] = mDataPos; 8487c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project acquire_object(ProcessState::self(), val, this); 8497c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mObjectsSize++; 8507c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 8517c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 8527c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // remember if it's a file descriptor 8537c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (val.type == BINDER_TYPE_FD) { 8548938ed2c8e906fc332301b64787728d4d34da571Dianne Hackborn if (!mAllowFds) { 8558938ed2c8e906fc332301b64787728d4d34da571Dianne Hackborn return FDS_NOT_ALLOWED; 8568938ed2c8e906fc332301b64787728d4d34da571Dianne Hackborn } 8577c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mHasFds = mFdsKnown = true; 8587c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 8597c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 8607c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return finishWrite(sizeof(flat_binder_object)); 8617c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 8627c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 8637c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (!enoughData) { 8647c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const status_t err = growData(sizeof(val)); 8657c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (err != NO_ERROR) return err; 8667c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 8677c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (!enoughObjects) { 8687c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project size_t newSize = ((mObjectsSize+2)*3)/2; 8697c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project size_t* objects = (size_t*)realloc(mObjects, newSize*sizeof(size_t)); 8707c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (objects == NULL) return NO_MEMORY; 8717c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mObjects = objects; 8727c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mObjectsCapacity = newSize; 8737c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 8747c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 8757c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project goto restart_write; 8767c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 8777c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 878837a0d0fb2c3fba8082d47d04cb6120af1eb9a54Brad Fitzpatrickstatus_t Parcel::writeNoException() 879837a0d0fb2c3fba8082d47d04cb6120af1eb9a54Brad Fitzpatrick{ 880837a0d0fb2c3fba8082d47d04cb6120af1eb9a54Brad Fitzpatrick return writeInt32(0); 881837a0d0fb2c3fba8082d47d04cb6120af1eb9a54Brad Fitzpatrick} 882837a0d0fb2c3fba8082d47d04cb6120af1eb9a54Brad Fitzpatrick 8837c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectvoid Parcel::remove(size_t start, size_t amt) 8847c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 8857c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project LOG_ALWAYS_FATAL("Parcel::remove() not yet implemented!"); 8867c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 8877c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 8887c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t Parcel::read(void* outData, size_t len) const 8897c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 8907c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if ((mDataPos+PAD_SIZE(len)) >= mDataPos && (mDataPos+PAD_SIZE(len)) <= mDataSize) { 8917c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project memcpy(outData, mData+mDataPos, len); 8927c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mDataPos += PAD_SIZE(len); 8936807e59e0ff943cc6225d46e3c33a8a7eae9b3d7Steve Block ALOGV("read Setting data pos of %p to %d\n", this, mDataPos); 8947c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return NO_ERROR; 8957c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 8967c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return NOT_ENOUGH_DATA; 8977c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 8987c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 8997c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectconst void* Parcel::readInplace(size_t len) const 9007c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 9017c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if ((mDataPos+PAD_SIZE(len)) >= mDataPos && (mDataPos+PAD_SIZE(len)) <= mDataSize) { 9027c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const void* data = mData+mDataPos; 9037c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mDataPos += PAD_SIZE(len); 9046807e59e0ff943cc6225d46e3c33a8a7eae9b3d7Steve Block ALOGV("readInplace Setting data pos of %p to %d\n", this, mDataPos); 9057c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return data; 9067c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 9077c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return NULL; 9087c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 9097c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 91084a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Hubertemplate<class T> 91184a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huberstatus_t Parcel::readAligned(T *pArg) const { 91284a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber COMPILE_TIME_ASSERT_FUNCTION_SCOPE(PAD_SIZE(sizeof(T)) == sizeof(T)); 91384a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber 91484a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber if ((mDataPos+sizeof(T)) <= mDataSize) { 9157c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const void* data = mData+mDataPos; 91684a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber mDataPos += sizeof(T); 91784a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber *pArg = *reinterpret_cast<const T*>(data); 9187c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return NO_ERROR; 9197c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } else { 9207c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return NOT_ENOUGH_DATA; 9217c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 9227c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 9237c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 92484a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Hubertemplate<class T> 92584a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas HuberT Parcel::readAligned() const { 92684a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber T result; 92784a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber if (readAligned(&result) != NO_ERROR) { 92884a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber result = 0; 92984a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber } 93084a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber 93184a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber return result; 93284a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber} 93384a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber 93484a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Hubertemplate<class T> 93584a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huberstatus_t Parcel::writeAligned(T val) { 93684a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber COMPILE_TIME_ASSERT_FUNCTION_SCOPE(PAD_SIZE(sizeof(T)) == sizeof(T)); 93784a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber 93884a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber if ((mDataPos+sizeof(val)) <= mDataCapacity) { 93984a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huberrestart_write: 94084a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber *reinterpret_cast<T*>(mData+mDataPos) = val; 94184a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber return finishWrite(sizeof(val)); 94284a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber } 94384a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber 94484a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber status_t err = growData(sizeof(val)); 94584a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber if (err == NO_ERROR) goto restart_write; 94684a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber return err; 94784a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber} 94884a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber 94984a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huberstatus_t Parcel::readInt32(int32_t *pArg) const 95084a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber{ 95184a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber return readAligned(pArg); 95284a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber} 95384a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber 9547c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectint32_t Parcel::readInt32() const 9557c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 95684a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber return readAligned<int32_t>(); 9577c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 9587c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 9597c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 9607c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t Parcel::readInt64(int64_t *pArg) const 9617c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 96284a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber return readAligned(pArg); 9637c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 9647c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 9657c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 9667c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectint64_t Parcel::readInt64() const 9677c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 96884a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber return readAligned<int64_t>(); 9697c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 9707c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 9717c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t Parcel::readFloat(float *pArg) const 9727c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 97384a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber return readAligned(pArg); 9747c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 9757c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 9767c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 9777c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectfloat Parcel::readFloat() const 9787c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 97984a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber return readAligned<float>(); 9807c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 9817c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 982cc1a4bb1e1da3f2f38bdaf1f76348c7bc9fb6adbDouglas Leung#if defined(__mips__) && defined(__mips_hard_float) 983cc1a4bb1e1da3f2f38bdaf1f76348c7bc9fb6adbDouglas Leung 9847c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t Parcel::readDouble(double *pArg) const 9857c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 986cc1a4bb1e1da3f2f38bdaf1f76348c7bc9fb6adbDouglas Leung union { 987cc1a4bb1e1da3f2f38bdaf1f76348c7bc9fb6adbDouglas Leung double d; 988cc1a4bb1e1da3f2f38bdaf1f76348c7bc9fb6adbDouglas Leung unsigned long long ll; 989cc1a4bb1e1da3f2f38bdaf1f76348c7bc9fb6adbDouglas Leung } u; 990cc1a4bb1e1da3f2f38bdaf1f76348c7bc9fb6adbDouglas Leung status_t status; 991cc1a4bb1e1da3f2f38bdaf1f76348c7bc9fb6adbDouglas Leung status = readAligned(&u.ll); 992cc1a4bb1e1da3f2f38bdaf1f76348c7bc9fb6adbDouglas Leung *pArg = u.d; 993cc1a4bb1e1da3f2f38bdaf1f76348c7bc9fb6adbDouglas Leung return status; 9947c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 9957c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 996cc1a4bb1e1da3f2f38bdaf1f76348c7bc9fb6adbDouglas Leungdouble Parcel::readDouble() const 997cc1a4bb1e1da3f2f38bdaf1f76348c7bc9fb6adbDouglas Leung{ 998cc1a4bb1e1da3f2f38bdaf1f76348c7bc9fb6adbDouglas Leung union { 999cc1a4bb1e1da3f2f38bdaf1f76348c7bc9fb6adbDouglas Leung double d; 1000cc1a4bb1e1da3f2f38bdaf1f76348c7bc9fb6adbDouglas Leung unsigned long long ll; 1001cc1a4bb1e1da3f2f38bdaf1f76348c7bc9fb6adbDouglas Leung } u; 1002cc1a4bb1e1da3f2f38bdaf1f76348c7bc9fb6adbDouglas Leung u.ll = readAligned<unsigned long long>(); 1003cc1a4bb1e1da3f2f38bdaf1f76348c7bc9fb6adbDouglas Leung return u.d; 1004cc1a4bb1e1da3f2f38bdaf1f76348c7bc9fb6adbDouglas Leung} 1005cc1a4bb1e1da3f2f38bdaf1f76348c7bc9fb6adbDouglas Leung 1006cc1a4bb1e1da3f2f38bdaf1f76348c7bc9fb6adbDouglas Leung#else 1007cc1a4bb1e1da3f2f38bdaf1f76348c7bc9fb6adbDouglas Leung 1008cc1a4bb1e1da3f2f38bdaf1f76348c7bc9fb6adbDouglas Leungstatus_t Parcel::readDouble(double *pArg) const 1009cc1a4bb1e1da3f2f38bdaf1f76348c7bc9fb6adbDouglas Leung{ 1010cc1a4bb1e1da3f2f38bdaf1f76348c7bc9fb6adbDouglas Leung return readAligned(pArg); 1011cc1a4bb1e1da3f2f38bdaf1f76348c7bc9fb6adbDouglas Leung} 10127c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 10137c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectdouble Parcel::readDouble() const 10147c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 101584a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber return readAligned<double>(); 101684a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber} 101784a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber 1018cc1a4bb1e1da3f2f38bdaf1f76348c7bc9fb6adbDouglas Leung#endif 1019cc1a4bb1e1da3f2f38bdaf1f76348c7bc9fb6adbDouglas Leung 102084a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huberstatus_t Parcel::readIntPtr(intptr_t *pArg) const 102184a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber{ 102284a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber return readAligned(pArg); 102384a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber} 102484a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber 102584a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber 102684a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huberintptr_t Parcel::readIntPtr() const 102784a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber{ 102884a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber return readAligned<intptr_t>(); 10297c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 10307c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 10317c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 10327c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectconst char* Parcel::readCString() const 10337c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 10347c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const size_t avail = mDataSize-mDataPos; 10357c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (avail > 0) { 10367c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const char* str = reinterpret_cast<const char*>(mData+mDataPos); 10377c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // is the string's trailing NUL within the parcel's valid bounds? 10387c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const char* eos = reinterpret_cast<const char*>(memchr(str, 0, avail)); 10397c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (eos) { 10407c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const size_t len = eos - str; 10417c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mDataPos += PAD_SIZE(len+1); 10426807e59e0ff943cc6225d46e3c33a8a7eae9b3d7Steve Block ALOGV("readCString Setting data pos of %p to %d\n", this, mDataPos); 10437c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return str; 10447c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 10457c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 10467c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return NULL; 10477c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 10487c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 10497c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source ProjectString8 Parcel::readString8() const 10507c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 10517c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project int32_t size = readInt32(); 10527c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // watch for potential int overflow adding 1 for trailing NUL 10537c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (size > 0 && size < INT32_MAX) { 10547c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const char* str = (const char*)readInplace(size+1); 10557c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (str) return String8(str, size); 10567c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 10577c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return String8(); 10587c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 10597c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 10607c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source ProjectString16 Parcel::readString16() const 10617c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 10627c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project size_t len; 10637c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const char16_t* str = readString16Inplace(&len); 10647c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (str) return String16(str, len); 1065e6f43ddce78d6846af12550ff9193c5c6fe5844bSteve Block ALOGE("Reading a NULL string not supported here."); 10667c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return String16(); 10677c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 10687c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 10697c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectconst char16_t* Parcel::readString16Inplace(size_t* outLen) const 10707c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 10717c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project int32_t size = readInt32(); 10727c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // watch for potential int overflow from size+1 10737c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (size >= 0 && size < INT32_MAX) { 10747c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project *outLen = size; 10757c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const char16_t* str = (const char16_t*)readInplace((size+1)*sizeof(char16_t)); 10767c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (str != NULL) { 10777c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return str; 10787c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 10797c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 10807c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project *outLen = 0; 10817c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return NULL; 10827c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 10837c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 10847c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectsp<IBinder> Parcel::readStrongBinder() const 10857c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 10867c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project sp<IBinder> val; 10877c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project unflatten_binder(ProcessState::self(), *this, &val); 10887c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return val; 10897c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 10907c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 10917c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectwp<IBinder> Parcel::readWeakBinder() const 10927c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 10937c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project wp<IBinder> val; 10947c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project unflatten_binder(ProcessState::self(), *this, &val); 10957c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return val; 10967c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 10977c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 1098837a0d0fb2c3fba8082d47d04cb6120af1eb9a54Brad Fitzpatrickint32_t Parcel::readExceptionCode() const 1099837a0d0fb2c3fba8082d47d04cb6120af1eb9a54Brad Fitzpatrick{ 1100837a0d0fb2c3fba8082d47d04cb6120af1eb9a54Brad Fitzpatrick int32_t exception_code = readAligned<int32_t>(); 1101d36f4a5f130be7f7b29a8b63cedbc8edfa56db96Brad Fitzpatrick if (exception_code == EX_HAS_REPLY_HEADER) { 11021ba24574b2debd3ca012adbbd77f12bed4f2d266Magnus Strandberg int32_t header_start = dataPosition(); 1103d36f4a5f130be7f7b29a8b63cedbc8edfa56db96Brad Fitzpatrick int32_t header_size = readAligned<int32_t>(); 1104d36f4a5f130be7f7b29a8b63cedbc8edfa56db96Brad Fitzpatrick // Skip over fat responses headers. Not used (or propagated) in 1105d36f4a5f130be7f7b29a8b63cedbc8edfa56db96Brad Fitzpatrick // native code 11061ba24574b2debd3ca012adbbd77f12bed4f2d266Magnus Strandberg setDataPosition(header_start + header_size); 1107d36f4a5f130be7f7b29a8b63cedbc8edfa56db96Brad Fitzpatrick // And fat response headers are currently only used when there are no 1108d36f4a5f130be7f7b29a8b63cedbc8edfa56db96Brad Fitzpatrick // exceptions, so return no error: 1109d36f4a5f130be7f7b29a8b63cedbc8edfa56db96Brad Fitzpatrick return 0; 1110d36f4a5f130be7f7b29a8b63cedbc8edfa56db96Brad Fitzpatrick } 1111837a0d0fb2c3fba8082d47d04cb6120af1eb9a54Brad Fitzpatrick return exception_code; 1112837a0d0fb2c3fba8082d47d04cb6120af1eb9a54Brad Fitzpatrick} 11135f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project 1114a47f02afb1e1f2c4abd9379c13903a5dde89d354Mathias Agopiannative_handle* Parcel::readNativeHandle() const 11155f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project{ 11165f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project int numFds, numInts; 11175f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project status_t err; 11185f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project err = readInt32(&numFds); 11195f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project if (err != NO_ERROR) return 0; 11205f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project err = readInt32(&numInts); 11215f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project if (err != NO_ERROR) return 0; 11225f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project 1123a47f02afb1e1f2c4abd9379c13903a5dde89d354Mathias Agopian native_handle* h = native_handle_create(numFds, numInts); 11245f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project for (int i=0 ; err==NO_ERROR && i<numFds ; i++) { 1125360211f7feff8472e082ed5a0675a0b37da74ce5Rebecca Schultz Zavin h->data[i] = dup(readFileDescriptor()); 11265f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project if (h->data[i] < 0) err = BAD_VALUE; 11275f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project } 11285f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project err = read(h->data + numFds, sizeof(int)*numInts); 11295f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project if (err != NO_ERROR) { 1130a47f02afb1e1f2c4abd9379c13903a5dde89d354Mathias Agopian native_handle_close(h); 1131a47f02afb1e1f2c4abd9379c13903a5dde89d354Mathias Agopian native_handle_delete(h); 11325f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project h = 0; 11335f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project } 11345f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project return h; 11355f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project} 11365f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project 11375f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project 11387c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectint Parcel::readFileDescriptor() const 11397c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 11407c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const flat_binder_object* flat = readObject(true); 11417c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (flat) { 11427c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project switch (flat->type) { 11437c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project case BINDER_TYPE_FD: 1144a19954ab377b46dbcb9cbe8a6ab6d458f2e32bcaSteve Block //ALOGI("Returning file descriptor %ld from parcel %p\n", flat->handle, this); 11457c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return flat->handle; 11467c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 11477c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 11487c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return BAD_TYPE; 11497c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 11507c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 11515707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brownstatus_t Parcel::readBlob(size_t len, ReadableBlob* outBlob) const 11525707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown{ 11535707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown int32_t useAshmem; 11545707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown status_t status = readInt32(&useAshmem); 11555707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown if (status) return status; 11565707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown 11575707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown if (!useAshmem) { 11586807e59e0ff943cc6225d46e3c33a8a7eae9b3d7Steve Block ALOGV("readBlob: read in place"); 11595707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown const void* ptr = readInplace(len); 11605707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown if (!ptr) return BAD_VALUE; 11615707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown 11625707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown outBlob->init(false /*mapped*/, const_cast<void*>(ptr), len); 11635707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown return NO_ERROR; 11645707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown } 11655707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown 11666807e59e0ff943cc6225d46e3c33a8a7eae9b3d7Steve Block ALOGV("readBlob: read from ashmem"); 11675707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown int fd = readFileDescriptor(); 11685707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown if (fd == int(BAD_TYPE)) return BAD_VALUE; 11695707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown 11705707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown void* ptr = ::mmap(NULL, len, PROT_READ, MAP_SHARED, fd, 0); 11715707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown if (!ptr) return NO_MEMORY; 11725707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown 11735707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown outBlob->init(true /*mapped*/, ptr, len); 11745707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown return NO_ERROR; 11755707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown} 11765707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown 117798e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopianstatus_t Parcel::read(Flattenable& val) const 117898e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian{ 117998e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian // size 118098e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian const size_t len = this->readInt32(); 118198e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian const size_t fd_count = this->readInt32(); 118298e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian 118398e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian // payload 118498e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian void const* buf = this->readInplace(PAD_SIZE(len)); 118598e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian if (buf == NULL) 118698e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian return BAD_VALUE; 118798e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian 118898e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian int* fds = NULL; 118998e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian if (fd_count) { 119098e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian fds = new int[fd_count]; 119198e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian } 119298e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian 119398e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian status_t err = NO_ERROR; 119498e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian for (size_t i=0 ; i<fd_count && err==NO_ERROR ; i++) { 119598e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian fds[i] = dup(this->readFileDescriptor()); 119698e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian if (fds[i] < 0) err = BAD_VALUE; 119798e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian } 119898e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian 119998e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian if (err == NO_ERROR) { 120098e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian err = val.unflatten(buf, len, fds, fd_count); 120198e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian } 120298e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian 120398e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian if (fd_count) { 120498e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian delete [] fds; 120598e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian } 120698e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian 120798e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian return err; 120898e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian} 12097c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectconst flat_binder_object* Parcel::readObject(bool nullMetaData) const 12107c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 12117c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const size_t DPOS = mDataPos; 12127c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if ((DPOS+sizeof(flat_binder_object)) <= mDataSize) { 12137c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const flat_binder_object* obj 12147c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project = reinterpret_cast<const flat_binder_object*>(mData+DPOS); 12157c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mDataPos = DPOS + sizeof(flat_binder_object); 12167c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (!nullMetaData && (obj->cookie == NULL && obj->binder == NULL)) { 12175f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project // When transferring a NULL object, we don't write it into 12187c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // the object list, so we don't want to check for it when 12197c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // reading. 12206807e59e0ff943cc6225d46e3c33a8a7eae9b3d7Steve Block ALOGV("readObject Setting data pos of %p to %d\n", this, mDataPos); 12217c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return obj; 12227c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 12237c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 12247c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // Ensure that this object is valid... 12257c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project size_t* const OBJS = mObjects; 12267c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const size_t N = mObjectsSize; 12277c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project size_t opos = mNextObjectHint; 12287c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 12297c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (N > 0) { 12306807e59e0ff943cc6225d46e3c33a8a7eae9b3d7Steve Block ALOGV("Parcel %p looking for obj at %d, hint=%d\n", 12317c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project this, DPOS, opos); 12327c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 12337c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // Start at the current hint position, looking for an object at 12347c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // the current data position. 12357c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (opos < N) { 12367c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project while (opos < (N-1) && OBJS[opos] < DPOS) { 12377c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project opos++; 12387c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 12397c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } else { 12407c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project opos = N-1; 12417c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 12427c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (OBJS[opos] == DPOS) { 12437c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // Found it! 12446807e59e0ff943cc6225d46e3c33a8a7eae9b3d7Steve Block ALOGV("Parcel found obj %d at index %d with forward search", 12457c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project this, DPOS, opos); 12467c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mNextObjectHint = opos+1; 12476807e59e0ff943cc6225d46e3c33a8a7eae9b3d7Steve Block ALOGV("readObject Setting data pos of %p to %d\n", this, mDataPos); 12487c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return obj; 12497c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 12507c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 12517c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // Look backwards for it... 12527c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project while (opos > 0 && OBJS[opos] > DPOS) { 12537c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project opos--; 12547c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 12557c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (OBJS[opos] == DPOS) { 12567c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // Found it! 12576807e59e0ff943cc6225d46e3c33a8a7eae9b3d7Steve Block ALOGV("Parcel found obj %d at index %d with backward search", 12587c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project this, DPOS, opos); 12597c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mNextObjectHint = opos+1; 12606807e59e0ff943cc6225d46e3c33a8a7eae9b3d7Steve Block ALOGV("readObject Setting data pos of %p to %d\n", this, mDataPos); 12617c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return obj; 12627c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 12637c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 126432397c1cd3327905173b36baa6fd1c579bc328ffSteve Block ALOGW("Attempt to read object from Parcel %p at offset %d that is not in the object list", 12657c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project this, DPOS); 12667c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 12677c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return NULL; 12687c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 12697c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 12707c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectvoid Parcel::closeFileDescriptors() 12717c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 12727c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project size_t i = mObjectsSize; 12737c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (i > 0) { 1274a19954ab377b46dbcb9cbe8a6ab6d458f2e32bcaSteve Block //ALOGI("Closing file descriptors for %d objects...", mObjectsSize); 12757c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 12767c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project while (i > 0) { 12777c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project i--; 12787c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const flat_binder_object* flat 12797c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project = reinterpret_cast<flat_binder_object*>(mData+mObjects[i]); 12807c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (flat->type == BINDER_TYPE_FD) { 1281a19954ab377b46dbcb9cbe8a6ab6d458f2e32bcaSteve Block //ALOGI("Closing fd: %ld\n", flat->handle); 12827c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project close(flat->handle); 12837c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 12847c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 12857c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 12867c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 12877c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectconst uint8_t* Parcel::ipcData() const 12887c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 12897c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return mData; 12907c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 12917c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 12927c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectsize_t Parcel::ipcDataSize() const 12937c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 12947c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return (mDataSize > mDataPos ? mDataSize : mDataPos); 12957c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 12967c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 12977c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectconst size_t* Parcel::ipcObjects() const 12987c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 12997c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return mObjects; 13007c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 13017c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 13027c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectsize_t Parcel::ipcObjectsCount() const 13037c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 13047c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return mObjectsSize; 13057c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 13067c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 13077c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectvoid Parcel::ipcSetDataReference(const uint8_t* data, size_t dataSize, 13087c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const size_t* objects, size_t objectsCount, release_func relFunc, void* relCookie) 13097c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 13107c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project freeDataNoInit(); 13117c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mError = NO_ERROR; 13127c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mData = const_cast<uint8_t*>(data); 13137c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mDataSize = mDataCapacity = dataSize; 1314a19954ab377b46dbcb9cbe8a6ab6d458f2e32bcaSteve Block //ALOGI("setDataReference Setting data size of %p to %lu (pid=%d)\n", this, mDataSize, getpid()); 13157c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mDataPos = 0; 13166807e59e0ff943cc6225d46e3c33a8a7eae9b3d7Steve Block ALOGV("setDataReference Setting data pos of %p to %d\n", this, mDataPos); 13177c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mObjects = const_cast<size_t*>(objects); 13187c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mObjectsSize = mObjectsCapacity = objectsCount; 13197c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mNextObjectHint = 0; 13207c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mOwner = relFunc; 13217c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mOwnerCookie = relCookie; 13227c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project scanForFds(); 13237c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 13247c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 13257c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectvoid Parcel::print(TextOutput& to, uint32_t flags) const 13267c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 13277c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project to << "Parcel("; 13287c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 13297c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (errorCheck() != NO_ERROR) { 13307c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const status_t err = errorCheck(); 13317c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project to << "Error: " << (void*)err << " \"" << strerror(-err) << "\""; 13327c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } else if (dataSize() > 0) { 13337c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const uint8_t* DATA = data(); 13347c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project to << indent << HexDump(DATA, dataSize()) << dedent; 13357c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const size_t* OBJS = objects(); 13367c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const size_t N = objectsCount(); 13377c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project for (size_t i=0; i<N; i++) { 13387c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const flat_binder_object* flat 13397c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project = reinterpret_cast<const flat_binder_object*>(DATA+OBJS[i]); 13407c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project to << endl << "Object #" << i << " @ " << (void*)OBJS[i] << ": " 13417c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project << TypeCode(flat->type & 0x7f7f7f00) 13427c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project << " = " << flat->binder; 13437c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 13447c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } else { 13457c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project to << "NULL"; 13467c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 13477c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 13487c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project to << ")"; 13497c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 13507c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 13517c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectvoid Parcel::releaseObjects() 13527c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 13537c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const sp<ProcessState> proc(ProcessState::self()); 13547c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project size_t i = mObjectsSize; 13557c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project uint8_t* const data = mData; 13567c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project size_t* const objects = mObjects; 13577c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project while (i > 0) { 13587c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project i--; 13597c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const flat_binder_object* flat 13607c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project = reinterpret_cast<flat_binder_object*>(data+objects[i]); 13617c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project release_object(proc, *flat, this); 13627c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 13637c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 13647c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 13657c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectvoid Parcel::acquireObjects() 13667c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 13677c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const sp<ProcessState> proc(ProcessState::self()); 13687c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project size_t i = mObjectsSize; 13697c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project uint8_t* const data = mData; 13707c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project size_t* const objects = mObjects; 13717c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project while (i > 0) { 13727c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project i--; 13737c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const flat_binder_object* flat 13747c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project = reinterpret_cast<flat_binder_object*>(data+objects[i]); 13757c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project acquire_object(proc, *flat, this); 13767c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 13777c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 13787c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 13797c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectvoid Parcel::freeData() 13807c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 13817c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project freeDataNoInit(); 13827c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project initState(); 13837c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 13847c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 13857c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectvoid Parcel::freeDataNoInit() 13867c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 13877c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (mOwner) { 1388a19954ab377b46dbcb9cbe8a6ab6d458f2e32bcaSteve Block //ALOGI("Freeing data ref of %p (pid=%d)\n", this, getpid()); 13897c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mOwner(this, mData, mDataSize, mObjects, mObjectsSize, mOwnerCookie); 13907c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } else { 13917c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project releaseObjects(); 13927c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (mData) free(mData); 13937c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (mObjects) free(mObjects); 13947c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 13957c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 13967c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 13977c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t Parcel::growData(size_t len) 13987c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 13997c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project size_t newSize = ((mDataSize+len)*3)/2; 14007c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return (newSize <= mDataSize) 14017c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project ? (status_t) NO_MEMORY 14027c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project : continueWrite(newSize); 14037c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 14047c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 14057c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t Parcel::restartWrite(size_t desired) 14067c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 14077c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (mOwner) { 14087c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project freeData(); 14097c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return continueWrite(desired); 14107c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 14117c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 14127c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project uint8_t* data = (uint8_t*)realloc(mData, desired); 14137c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (!data && desired > mDataCapacity) { 14147c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mError = NO_MEMORY; 14157c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return NO_MEMORY; 14167c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 14177c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 14187c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project releaseObjects(); 14197c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 14207c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (data) { 14217c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mData = data; 14227c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mDataCapacity = desired; 14237c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 14247c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 14257c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mDataSize = mDataPos = 0; 14266807e59e0ff943cc6225d46e3c33a8a7eae9b3d7Steve Block ALOGV("restartWrite Setting data size of %p to %d\n", this, mDataSize); 14276807e59e0ff943cc6225d46e3c33a8a7eae9b3d7Steve Block ALOGV("restartWrite Setting data pos of %p to %d\n", this, mDataPos); 14287c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 14297c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project free(mObjects); 14307c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mObjects = NULL; 14317c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mObjectsSize = mObjectsCapacity = 0; 14327c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mNextObjectHint = 0; 14337c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mHasFds = false; 14347c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mFdsKnown = true; 14358938ed2c8e906fc332301b64787728d4d34da571Dianne Hackborn mAllowFds = true; 14367c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 14377c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return NO_ERROR; 14387c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 14397c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 14407c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t Parcel::continueWrite(size_t desired) 14417c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 14427c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // If shrinking, first adjust for any objects that appear 14437c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // after the new data size. 14447c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project size_t objectsSize = mObjectsSize; 14457c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (desired < mDataSize) { 14467c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (desired == 0) { 14477c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project objectsSize = 0; 14487c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } else { 14497c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project while (objectsSize > 0) { 14507c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (mObjects[objectsSize-1] < desired) 14517c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project break; 14527c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project objectsSize--; 14537c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 14547c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 14557c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 14567c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 14577c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (mOwner) { 14587c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // If the size is going to zero, just release the owner's data. 14597c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (desired == 0) { 14607c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project freeData(); 14617c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return NO_ERROR; 14627c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 14637c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 14647c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // If there is a different owner, we need to take 14657c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // posession. 14667c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project uint8_t* data = (uint8_t*)malloc(desired); 14677c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (!data) { 14687c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mError = NO_MEMORY; 14697c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return NO_MEMORY; 14707c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 14717c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project size_t* objects = NULL; 14727c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 14737c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (objectsSize) { 14747c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project objects = (size_t*)malloc(objectsSize*sizeof(size_t)); 14757c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (!objects) { 14767c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mError = NO_MEMORY; 14777c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return NO_MEMORY; 14787c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 14797c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 14807c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // Little hack to only acquire references on objects 14817c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // we will be keeping. 14827c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project size_t oldObjectsSize = mObjectsSize; 14837c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mObjectsSize = objectsSize; 14847c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project acquireObjects(); 14857c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mObjectsSize = oldObjectsSize; 14867c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 14877c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 14887c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (mData) { 14897c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project memcpy(data, mData, mDataSize < desired ? mDataSize : desired); 14907c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 14917c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (objects && mObjects) { 14927c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project memcpy(objects, mObjects, objectsSize*sizeof(size_t)); 14937c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 1494a19954ab377b46dbcb9cbe8a6ab6d458f2e32bcaSteve Block //ALOGI("Freeing data ref of %p (pid=%d)\n", this, getpid()); 14957c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mOwner(this, mData, mDataSize, mObjects, mObjectsSize, mOwnerCookie); 14967c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mOwner = NULL; 14977c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 14987c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mData = data; 14997c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mObjects = objects; 15007c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mDataSize = (mDataSize < desired) ? mDataSize : desired; 15016807e59e0ff943cc6225d46e3c33a8a7eae9b3d7Steve Block ALOGV("continueWrite Setting data size of %p to %d\n", this, mDataSize); 15027c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mDataCapacity = desired; 15037c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mObjectsSize = mObjectsCapacity = objectsSize; 15047c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mNextObjectHint = 0; 15057c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 15067c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } else if (mData) { 15077c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (objectsSize < mObjectsSize) { 15087c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // Need to release refs on any objects we are dropping. 15097c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const sp<ProcessState> proc(ProcessState::self()); 15107c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project for (size_t i=objectsSize; i<mObjectsSize; i++) { 15117c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const flat_binder_object* flat 15127c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project = reinterpret_cast<flat_binder_object*>(mData+mObjects[i]); 15137c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (flat->type == BINDER_TYPE_FD) { 15147c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // will need to rescan because we may have lopped off the only FDs 15157c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mFdsKnown = false; 15167c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 15177c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project release_object(proc, *flat, this); 15187c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 15197c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project size_t* objects = 15207c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project (size_t*)realloc(mObjects, objectsSize*sizeof(size_t)); 15217c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (objects) { 15227c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mObjects = objects; 15237c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 15247c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mObjectsSize = objectsSize; 15257c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mNextObjectHint = 0; 15267c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 15277c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 15287c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // We own the data, so we can just do a realloc(). 15297c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (desired > mDataCapacity) { 15307c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project uint8_t* data = (uint8_t*)realloc(mData, desired); 15317c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (data) { 15327c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mData = data; 15337c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mDataCapacity = desired; 15347c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } else if (desired > mDataCapacity) { 15357c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mError = NO_MEMORY; 15367c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return NO_MEMORY; 15377c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 15387c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } else { 153997e2bcd76021b31c5064fd3f669bc3f450b4c952Dianne Hackborn if (mDataSize > desired) { 154097e2bcd76021b31c5064fd3f669bc3f450b4c952Dianne Hackborn mDataSize = desired; 15416807e59e0ff943cc6225d46e3c33a8a7eae9b3d7Steve Block ALOGV("continueWrite Setting data size of %p to %d\n", this, mDataSize); 154297e2bcd76021b31c5064fd3f669bc3f450b4c952Dianne Hackborn } 15437c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (mDataPos > desired) { 15447c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mDataPos = desired; 15456807e59e0ff943cc6225d46e3c33a8a7eae9b3d7Steve Block ALOGV("continueWrite Setting data pos of %p to %d\n", this, mDataPos); 15467c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 15477c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 15487c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 15497c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } else { 15507c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // This is the first data. Easy! 15517c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project uint8_t* data = (uint8_t*)malloc(desired); 15527c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (!data) { 15537c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mError = NO_MEMORY; 15547c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return NO_MEMORY; 15557c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 15567c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 15577c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if(!(mDataCapacity == 0 && mObjects == NULL 15587c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project && mObjectsCapacity == 0)) { 1559e6f43ddce78d6846af12550ff9193c5c6fe5844bSteve Block ALOGE("continueWrite: %d/%p/%d/%d", mDataCapacity, mObjects, mObjectsCapacity, desired); 15607c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 15617c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 15627c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mData = data; 15637c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mDataSize = mDataPos = 0; 15646807e59e0ff943cc6225d46e3c33a8a7eae9b3d7Steve Block ALOGV("continueWrite Setting data size of %p to %d\n", this, mDataSize); 15656807e59e0ff943cc6225d46e3c33a8a7eae9b3d7Steve Block ALOGV("continueWrite Setting data pos of %p to %d\n", this, mDataPos); 15667c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mDataCapacity = desired; 15677c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 15687c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 15697c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return NO_ERROR; 15707c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 15717c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 15727c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectvoid Parcel::initState() 15737c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 15747c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mError = NO_ERROR; 15757c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mData = 0; 15767c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mDataSize = 0; 15777c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mDataCapacity = 0; 15787c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mDataPos = 0; 15796807e59e0ff943cc6225d46e3c33a8a7eae9b3d7Steve Block ALOGV("initState Setting data size of %p to %d\n", this, mDataSize); 15806807e59e0ff943cc6225d46e3c33a8a7eae9b3d7Steve Block ALOGV("initState Setting data pos of %p to %d\n", this, mDataPos); 15817c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mObjects = NULL; 15827c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mObjectsSize = 0; 15837c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mObjectsCapacity = 0; 15847c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mNextObjectHint = 0; 15857c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mHasFds = false; 15867c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mFdsKnown = true; 15878938ed2c8e906fc332301b64787728d4d34da571Dianne Hackborn mAllowFds = true; 15887c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mOwner = NULL; 15897c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 15907c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 15917c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectvoid Parcel::scanForFds() const 15927c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 15937c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project bool hasFds = false; 15947c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project for (size_t i=0; i<mObjectsSize; i++) { 15957c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const flat_binder_object* flat 15967c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project = reinterpret_cast<const flat_binder_object*>(mData + mObjects[i]); 15977c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (flat->type == BINDER_TYPE_FD) { 15987c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project hasFds = true; 15997c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project break; 16007c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 16017c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 16027c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mHasFds = hasFds; 16037c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mFdsKnown = true; 16047c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 16057c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 16065707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown// --- Parcel::Blob --- 16075707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown 16085707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff BrownParcel::Blob::Blob() : 16095707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown mMapped(false), mData(NULL), mSize(0) { 16105707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown} 16115707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown 16125707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff BrownParcel::Blob::~Blob() { 16135707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown release(); 16145707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown} 16155707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown 16165707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brownvoid Parcel::Blob::release() { 16175707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown if (mMapped && mData) { 16185707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown ::munmap(mData, mSize); 16195707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown } 16205707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown clear(); 16215707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown} 16225707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown 16235707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brownvoid Parcel::Blob::init(bool mapped, void* data, size_t size) { 16245707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown mMapped = mapped; 16255707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown mData = data; 16265707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown mSize = size; 16275707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown} 16285707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown 16295707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brownvoid Parcel::Blob::clear() { 16305707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown mMapped = false; 16315707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown mData = NULL; 16325707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown mSize = 0; 16335707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown} 16345707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown 16357c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project}; // namespace android 1636