Parcel.cpp revision a877cd85b5a026384542e3271fc310d6a8fe24c6
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> 257c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project#include <utils/Debug.h> 26c5b2c0bf8007562536b822eb060fc54a01f8e08bMathias Agopian#include <binder/ProcessState.h> 277c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project#include <utils/Log.h> 287c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project#include <utils/String8.h> 297c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project#include <utils/String16.h> 307c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project#include <utils/TextOutput.h> 317c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project#include <utils/misc.h> 3298e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian#include <utils/Flattenable.h> 337c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 34208059f67ed2dd9fa025e07fcb6954d3cb61c79eMathias Agopian#include <private/binder/binder_module.h> 357c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 367c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project#include <stdio.h> 377c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project#include <stdlib.h> 387c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project#include <stdint.h> 397c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 407c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project#ifndef INT32_MAX 417c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project#define INT32_MAX ((int32_t)(2147483647)) 427c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project#endif 437c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 447c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project#define LOG_REFS(...) 457c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project//#define LOG_REFS(...) LOG(LOG_DEBUG, "Parcel", __VA_ARGS__) 467c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 477c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project// --------------------------------------------------------------------------- 487c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 497c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project#define PAD_SIZE(s) (((s)+3)&~3) 507c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 51a877cd85b5a026384542e3271fc310d6a8fe24c6Brad Fitzpatrick// Note: must be kept in sync with android/os/StrictMode.java's PENALTY_GATHER 52a877cd85b5a026384542e3271fc310d6a8fe24c6Brad Fitzpatrick#define STRICT_MODE_PENALTY_GATHER 0x100 53a877cd85b5a026384542e3271fc310d6a8fe24c6Brad Fitzpatrick 547c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project// XXX This can be made public if we want to provide 557c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project// support for typed data. 567c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstruct small_flat_data 577c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 587c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project uint32_t type; 597c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project uint32_t data; 607c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project}; 617c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 627c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectnamespace android { 637c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 647c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectvoid acquire_object(const sp<ProcessState>& proc, 657c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const flat_binder_object& obj, const void* who) 667c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 677c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project switch (obj.type) { 687c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project case BINDER_TYPE_BINDER: 697c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (obj.binder) { 707c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project LOG_REFS("Parcel %p acquiring reference on local %p", who, obj.cookie); 717c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project static_cast<IBinder*>(obj.cookie)->incStrong(who); 727c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 737c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return; 747c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project case BINDER_TYPE_WEAK_BINDER: 757c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (obj.binder) 767c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project static_cast<RefBase::weakref_type*>(obj.binder)->incWeak(who); 777c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return; 787c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project case BINDER_TYPE_HANDLE: { 797c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const sp<IBinder> b = proc->getStrongProxyForHandle(obj.handle); 807c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (b != NULL) { 817c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project LOG_REFS("Parcel %p acquiring reference on remote %p", who, b.get()); 827c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project b->incStrong(who); 837c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 847c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return; 857c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 867c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project case BINDER_TYPE_WEAK_HANDLE: { 877c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const wp<IBinder> b = proc->getWeakProxyForHandle(obj.handle); 887c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (b != NULL) b.get_refs()->incWeak(who); 897c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return; 907c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 917c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project case BINDER_TYPE_FD: { 927c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // intentionally blank -- nothing to do to acquire this, but we do 937c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // recognize it as a legitimate object type. 947c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return; 957c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 967c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 977c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 987c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project LOGD("Invalid object type 0x%08lx", obj.type); 997c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 1007c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 1017c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectvoid release_object(const sp<ProcessState>& proc, 1027c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const flat_binder_object& obj, const void* who) 1037c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 1047c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project switch (obj.type) { 1057c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project case BINDER_TYPE_BINDER: 1067c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (obj.binder) { 1077c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project LOG_REFS("Parcel %p releasing reference on local %p", who, obj.cookie); 1087c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project static_cast<IBinder*>(obj.cookie)->decStrong(who); 1097c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 1107c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return; 1117c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project case BINDER_TYPE_WEAK_BINDER: 1127c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (obj.binder) 1137c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project static_cast<RefBase::weakref_type*>(obj.binder)->decWeak(who); 1147c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return; 1157c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project case BINDER_TYPE_HANDLE: { 1167c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const sp<IBinder> b = proc->getStrongProxyForHandle(obj.handle); 1177c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (b != NULL) { 1187c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project LOG_REFS("Parcel %p releasing reference on remote %p", who, b.get()); 1197c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project b->decStrong(who); 1207c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 1217c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return; 1227c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 1237c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project case BINDER_TYPE_WEAK_HANDLE: { 1247c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const wp<IBinder> b = proc->getWeakProxyForHandle(obj.handle); 1257c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (b != NULL) b.get_refs()->decWeak(who); 1267c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return; 1277c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 1287c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project case BINDER_TYPE_FD: { 1297c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (obj.cookie != (void*)0) close(obj.handle); 1307c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return; 1317c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 1327c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 1337c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 1347c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project LOGE("Invalid object type 0x%08lx", obj.type); 1357c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 1367c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 1377c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectinline static status_t finish_flatten_binder( 1387c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const sp<IBinder>& binder, const flat_binder_object& flat, Parcel* out) 1397c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 1407c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return out->writeObject(flat, false); 1417c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 1427c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 1437c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t flatten_binder(const sp<ProcessState>& proc, 1447c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const sp<IBinder>& binder, Parcel* out) 1457c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 1467c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project flat_binder_object obj; 1477c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 1487c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project obj.flags = 0x7f | FLAT_BINDER_FLAG_ACCEPTS_FDS; 1497c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (binder != NULL) { 1507c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project IBinder *local = binder->localBinder(); 1517c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (!local) { 1527c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project BpBinder *proxy = binder->remoteBinder(); 1537c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (proxy == NULL) { 1547c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project LOGE("null proxy"); 1557c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 1567c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const int32_t handle = proxy ? proxy->handle() : 0; 1577c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project obj.type = BINDER_TYPE_HANDLE; 1587c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project obj.handle = handle; 1597c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project obj.cookie = NULL; 1607c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } else { 1617c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project obj.type = BINDER_TYPE_BINDER; 1627c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project obj.binder = local->getWeakRefs(); 1637c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project obj.cookie = local; 1647c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 1657c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } else { 1667c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project obj.type = BINDER_TYPE_BINDER; 1677c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project obj.binder = NULL; 1687c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project obj.cookie = NULL; 1697c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 1707c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 1717c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return finish_flatten_binder(binder, obj, out); 1727c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 1737c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 1747c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t flatten_binder(const sp<ProcessState>& proc, 1757c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const wp<IBinder>& binder, Parcel* out) 1767c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 1777c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project flat_binder_object obj; 1787c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 1797c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project obj.flags = 0x7f | FLAT_BINDER_FLAG_ACCEPTS_FDS; 1807c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (binder != NULL) { 1817c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project sp<IBinder> real = binder.promote(); 1827c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (real != NULL) { 1837c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project IBinder *local = real->localBinder(); 1847c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (!local) { 1857c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project BpBinder *proxy = real->remoteBinder(); 1867c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (proxy == NULL) { 1877c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project LOGE("null proxy"); 1887c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 1897c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const int32_t handle = proxy ? proxy->handle() : 0; 1907c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project obj.type = BINDER_TYPE_WEAK_HANDLE; 1917c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project obj.handle = handle; 1927c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project obj.cookie = NULL; 1937c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } else { 1947c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project obj.type = BINDER_TYPE_WEAK_BINDER; 1957c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project obj.binder = binder.get_refs(); 1967c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project obj.cookie = binder.unsafe_get(); 1977c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 1987c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return finish_flatten_binder(real, obj, out); 1997c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 2007c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 2017c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // XXX How to deal? In order to flatten the given binder, 2027c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // we need to probe it for information, which requires a primary 2037c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // reference... but we don't have one. 2047c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // 2057c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // The OpenBinder implementation uses a dynamic_cast<> here, 2067c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // but we can't do that with the different reference counting 2077c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // implementation we are using. 2087c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project LOGE("Unable to unflatten Binder weak reference!"); 2097c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project obj.type = BINDER_TYPE_BINDER; 2107c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project obj.binder = NULL; 2117c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project obj.cookie = NULL; 2127c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return finish_flatten_binder(NULL, obj, out); 2137c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 2147c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } else { 2157c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project obj.type = BINDER_TYPE_BINDER; 2167c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project obj.binder = NULL; 2177c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project obj.cookie = NULL; 2187c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return finish_flatten_binder(NULL, obj, out); 2197c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 2207c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 2217c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 2227c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectinline static status_t finish_unflatten_binder( 2237c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project BpBinder* proxy, const flat_binder_object& flat, const Parcel& in) 2247c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 2257c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return NO_ERROR; 2267c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 2277c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 2287c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t unflatten_binder(const sp<ProcessState>& proc, 2297c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const Parcel& in, sp<IBinder>* out) 2307c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 2317c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const flat_binder_object* flat = in.readObject(false); 2327c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 2337c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (flat) { 2347c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project switch (flat->type) { 2357c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project case BINDER_TYPE_BINDER: 2367c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project *out = static_cast<IBinder*>(flat->cookie); 2377c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return finish_unflatten_binder(NULL, *flat, in); 2387c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project case BINDER_TYPE_HANDLE: 2397c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project *out = proc->getStrongProxyForHandle(flat->handle); 2407c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return finish_unflatten_binder( 2417c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project static_cast<BpBinder*>(out->get()), *flat, in); 2427c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 2437c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 2447c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return BAD_TYPE; 2457c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 2467c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 2477c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t unflatten_binder(const sp<ProcessState>& proc, 2487c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const Parcel& in, wp<IBinder>* out) 2497c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 2507c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const flat_binder_object* flat = in.readObject(false); 2517c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 2527c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (flat) { 2537c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project switch (flat->type) { 2547c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project case BINDER_TYPE_BINDER: 2557c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project *out = static_cast<IBinder*>(flat->cookie); 2567c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return finish_unflatten_binder(NULL, *flat, in); 2577c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project case BINDER_TYPE_WEAK_BINDER: 2587c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (flat->binder != NULL) { 2597c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project out->set_object_and_refs( 2607c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project static_cast<IBinder*>(flat->cookie), 2617c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project static_cast<RefBase::weakref_type*>(flat->binder)); 2627c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } else { 2637c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project *out = NULL; 2647c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 2657c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return finish_unflatten_binder(NULL, *flat, in); 2667c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project case BINDER_TYPE_HANDLE: 2677c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project case BINDER_TYPE_WEAK_HANDLE: 2687c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project *out = proc->getWeakProxyForHandle(flat->handle); 2697c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return finish_unflatten_binder( 2707c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project static_cast<BpBinder*>(out->unsafe_get()), *flat, in); 2717c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 2727c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 2737c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return BAD_TYPE; 2747c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 2757c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 2767c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project// --------------------------------------------------------------------------- 2777c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 2787c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source ProjectParcel::Parcel() 2797c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 2807c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project initState(); 2817c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 2827c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 2837c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source ProjectParcel::~Parcel() 2847c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 2857c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project freeDataNoInit(); 2867c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 2877c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 2887c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectconst uint8_t* Parcel::data() const 2897c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 2907c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return mData; 2917c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 2927c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 2937c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectsize_t Parcel::dataSize() const 2947c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 2957c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return (mDataSize > mDataPos ? mDataSize : mDataPos); 2967c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 2977c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 2987c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectsize_t Parcel::dataAvail() const 2997c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 3007c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // TODO: decide what to do about the possibility that this can 3017c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // report an available-data size that exceeds a Java int's max 3027c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // positive value, causing havoc. Fortunately this will only 3037c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // happen if someone constructs a Parcel containing more than two 3047c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // gigabytes of data, which on typical phone hardware is simply 3057c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // not possible. 3067c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return dataSize() - dataPosition(); 3077c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 3087c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 3097c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectsize_t Parcel::dataPosition() const 3107c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 3117c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return mDataPos; 3127c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 3137c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 3147c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectsize_t Parcel::dataCapacity() const 3157c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 3167c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return mDataCapacity; 3177c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 3187c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 3197c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t Parcel::setDataSize(size_t size) 3207c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 3217c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project status_t err; 3227c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project err = continueWrite(size); 3237c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (err == NO_ERROR) { 3247c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mDataSize = size; 3257c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project LOGV("setDataSize Setting data size of %p to %d\n", this, mDataSize); 3267c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 3277c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return err; 3287c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 3297c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 3307c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectvoid Parcel::setDataPosition(size_t pos) const 3317c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 3327c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mDataPos = pos; 3337c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mNextObjectHint = 0; 3347c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 3357c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 3367c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t Parcel::setDataCapacity(size_t size) 3377c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 3387c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (size > mDataSize) return continueWrite(size); 3397c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return NO_ERROR; 3407c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 3417c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 3427c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t Parcel::setData(const uint8_t* buffer, size_t len) 3437c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 3447c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project status_t err = restartWrite(len); 3457c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (err == NO_ERROR) { 3467c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project memcpy(const_cast<uint8_t*>(data()), buffer, len); 3477c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mDataSize = len; 3487c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mFdsKnown = false; 3497c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 3507c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return err; 3517c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 3527c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 3537c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t Parcel::appendFrom(Parcel *parcel, size_t offset, size_t len) 3547c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 3557c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const sp<ProcessState> proc(ProcessState::self()); 3567c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project status_t err; 3577c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project uint8_t *data = parcel->mData; 3587c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project size_t *objects = parcel->mObjects; 3597c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project size_t size = parcel->mObjectsSize; 3607c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project int startPos = mDataPos; 3617c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project int firstIndex = -1, lastIndex = -2; 3627c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 3637c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (len == 0) { 3647c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return NO_ERROR; 3657c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 3667c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 3677c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // range checks against the source parcel size 3687c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if ((offset > parcel->mDataSize) 3697c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project || (len > parcel->mDataSize) 3707c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project || (offset + len > parcel->mDataSize)) { 3717c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return BAD_VALUE; 3727c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 3737c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 3747c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // Count objects in range 3757c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project for (int i = 0; i < (int) size; i++) { 3767c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project size_t off = objects[i]; 3777c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if ((off >= offset) && (off < offset + len)) { 3787c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (firstIndex == -1) { 3797c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project firstIndex = i; 3807c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 3817c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project lastIndex = i; 3827c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 3837c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 3847c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project int numObjects = lastIndex - firstIndex + 1; 3857c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 3867c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // grow data 3877c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project err = growData(len); 3887c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (err != NO_ERROR) { 3897c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return err; 3907c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 3917c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 3927c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // append data 3937c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project memcpy(mData + mDataPos, data + offset, len); 3947c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mDataPos += len; 3957c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mDataSize += len; 3967c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 3977c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (numObjects > 0) { 3987c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // grow objects 3997c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (mObjectsCapacity < mObjectsSize + numObjects) { 4007c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project int newSize = ((mObjectsSize + numObjects)*3)/2; 4017c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project size_t *objects = 4027c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project (size_t*)realloc(mObjects, newSize*sizeof(size_t)); 4037c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (objects == (size_t*)0) { 4047c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return NO_MEMORY; 4057c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 4067c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mObjects = objects; 4077c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mObjectsCapacity = newSize; 4087c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 4097c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 4107c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // append and acquire objects 4117c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project int idx = mObjectsSize; 4127c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project for (int i = firstIndex; i <= lastIndex; i++) { 4137c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project size_t off = objects[i] - offset + startPos; 4147c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mObjects[idx++] = off; 4157c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mObjectsSize++; 4167c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 4178af0f82d89b029edf7e104a36a9a6e48a92f9e93Dianne Hackborn flat_binder_object* flat 4187c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project = reinterpret_cast<flat_binder_object*>(mData + off); 4197c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project acquire_object(proc, *flat, this); 4207c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 4217c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (flat->type == BINDER_TYPE_FD) { 4228af0f82d89b029edf7e104a36a9a6e48a92f9e93Dianne Hackborn // If this is a file descriptor, we need to dup it so the 4238af0f82d89b029edf7e104a36a9a6e48a92f9e93Dianne Hackborn // new Parcel now owns its own fd, and can declare that we 4248af0f82d89b029edf7e104a36a9a6e48a92f9e93Dianne Hackborn // officially know we have fds. 4258af0f82d89b029edf7e104a36a9a6e48a92f9e93Dianne Hackborn flat->handle = dup(flat->handle); 4268af0f82d89b029edf7e104a36a9a6e48a92f9e93Dianne Hackborn flat->cookie = (void*)1; 4277c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mHasFds = mFdsKnown = true; 4287c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 4297c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 4307c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 4317c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 4327c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return NO_ERROR; 4337c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 4347c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 4357c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectbool Parcel::hasFileDescriptors() const 4367c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 4377c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (!mFdsKnown) { 4387c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project scanForFds(); 4397c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 4407c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return mHasFds; 4417c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 4427c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 443702ea9d42f52fc145090c0f0bfbe64993e4b8b33Brad Fitzpatrick// Write RPC headers. (previously just the interface token) 4447c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t Parcel::writeInterfaceToken(const String16& interface) 4457c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 446a877cd85b5a026384542e3271fc310d6a8fe24c6Brad Fitzpatrick writeInt32(IPCThreadState::self()->getStrictModePolicy() | 447a877cd85b5a026384542e3271fc310d6a8fe24c6Brad Fitzpatrick STRICT_MODE_PENALTY_GATHER); 4487c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // currently the interface identification token is just its name as a string 4497c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return writeString16(interface); 4507c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 4517c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 45283c0446f27b9542d6c2e724817b2b2d8d1f55085Mathias Agopianbool Parcel::checkInterface(IBinder* binder) const 45383c0446f27b9542d6c2e724817b2b2d8d1f55085Mathias Agopian{ 454702ea9d42f52fc145090c0f0bfbe64993e4b8b33Brad Fitzpatrick return enforceInterface(binder->getInterfaceDescriptor()); 45583c0446f27b9542d6c2e724817b2b2d8d1f55085Mathias Agopian} 45683c0446f27b9542d6c2e724817b2b2d8d1f55085Mathias Agopian 457a877cd85b5a026384542e3271fc310d6a8fe24c6Brad Fitzpatrickbool Parcel::enforceInterface(const String16& interface, 458a877cd85b5a026384542e3271fc310d6a8fe24c6Brad Fitzpatrick int32_t* strict_policy_out) const 4597c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 460702ea9d42f52fc145090c0f0bfbe64993e4b8b33Brad Fitzpatrick int32_t strict_policy = readInt32(); 461a877cd85b5a026384542e3271fc310d6a8fe24c6Brad Fitzpatrick IPCThreadState::self()->setStrictModePolicy(strict_policy); 462a877cd85b5a026384542e3271fc310d6a8fe24c6Brad Fitzpatrick if (strict_policy_out != NULL) { 463a877cd85b5a026384542e3271fc310d6a8fe24c6Brad Fitzpatrick *strict_policy_out = strict_policy; 464a877cd85b5a026384542e3271fc310d6a8fe24c6Brad Fitzpatrick } 46583c0446f27b9542d6c2e724817b2b2d8d1f55085Mathias Agopian const String16 str(readString16()); 4667c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (str == interface) { 4677c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return true; 4687c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } else { 4697c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project LOGW("**** enforceInterface() expected '%s' but read '%s'\n", 4707c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project String8(interface).string(), String8(str).string()); 4717c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return false; 4727c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 473702ea9d42f52fc145090c0f0bfbe64993e4b8b33Brad Fitzpatrick} 4747c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 4757c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectconst size_t* Parcel::objects() const 4767c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 4777c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return mObjects; 4787c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 4797c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 4807c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectsize_t Parcel::objectsCount() const 4817c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 4827c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return mObjectsSize; 4837c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 4847c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 4857c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t Parcel::errorCheck() const 4867c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 4877c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return mError; 4887c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 4897c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 4907c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectvoid Parcel::setError(status_t err) 4917c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 4927c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mError = err; 4937c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 4947c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 4957c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t Parcel::finishWrite(size_t len) 4967c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 4977c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project //printf("Finish write of %d\n", len); 4987c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mDataPos += len; 4997c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project LOGV("finishWrite Setting data pos of %p to %d\n", this, mDataPos); 5007c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (mDataPos > mDataSize) { 5017c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mDataSize = mDataPos; 5027c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project LOGV("finishWrite Setting data size of %p to %d\n", this, mDataSize); 5037c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 5047c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project //printf("New pos=%d, size=%d\n", mDataPos, mDataSize); 5057c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return NO_ERROR; 5067c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 5077c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 5087c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t Parcel::writeUnpadded(const void* data, size_t len) 5097c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 5107c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project size_t end = mDataPos + len; 5117c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (end < mDataPos) { 5127c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // integer overflow 5137c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return BAD_VALUE; 5147c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 5157c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 5167c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (end <= mDataCapacity) { 5177c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectrestart_write: 5187c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project memcpy(mData+mDataPos, data, len); 5197c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return finishWrite(len); 5207c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 5217c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 5227c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project status_t err = growData(len); 5237c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (err == NO_ERROR) goto restart_write; 5247c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return err; 5257c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 5267c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 5277c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t Parcel::write(const void* data, size_t len) 5287c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 5297c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project void* const d = writeInplace(len); 5307c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (d) { 5317c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project memcpy(d, data, len); 5327c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return NO_ERROR; 5337c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 5347c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return mError; 5357c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 5367c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 5377c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectvoid* Parcel::writeInplace(size_t len) 5387c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 5397c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const size_t padded = PAD_SIZE(len); 5407c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 5417c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // sanity check for integer overflow 5427c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (mDataPos+padded < mDataPos) { 5437c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return NULL; 5447c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 5457c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 5467c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if ((mDataPos+padded) <= mDataCapacity) { 5477c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectrestart_write: 5487c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project //printf("Writing %ld bytes, padded to %ld\n", len, padded); 5497c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project uint8_t* const data = mData+mDataPos; 5507c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 5517c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // Need to pad at end? 5527c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (padded != len) { 5537c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project#if BYTE_ORDER == BIG_ENDIAN 5547c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project static const uint32_t mask[4] = { 5557c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 0x00000000, 0xffffff00, 0xffff0000, 0xff000000 5567c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project }; 5577c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project#endif 5587c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project#if BYTE_ORDER == LITTLE_ENDIAN 5597c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project static const uint32_t mask[4] = { 5607c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 0x00000000, 0x00ffffff, 0x0000ffff, 0x000000ff 5617c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project }; 5627c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project#endif 5637c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project //printf("Applying pad mask: %p to %p\n", (void*)mask[padded-len], 5647c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // *reinterpret_cast<void**>(data+padded-4)); 5657c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project *reinterpret_cast<uint32_t*>(data+padded-4) &= mask[padded-len]; 5667c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 5677c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 5687c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project finishWrite(padded); 5697c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return data; 5707c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 5717c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 5727c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project status_t err = growData(padded); 5737c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (err == NO_ERROR) goto restart_write; 5747c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return NULL; 5757c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 5767c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 5777c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t Parcel::writeInt32(int32_t val) 5787c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 57984a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber return writeAligned(val); 5807c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 5817c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 5827c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t Parcel::writeInt64(int64_t val) 5837c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 58484a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber return writeAligned(val); 5857c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 5867c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 5877c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t Parcel::writeFloat(float val) 5887c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 58984a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber return writeAligned(val); 5907c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 5917c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 5927c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t Parcel::writeDouble(double val) 5937c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 59484a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber return writeAligned(val); 59584a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber} 5967c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 59784a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huberstatus_t Parcel::writeIntPtr(intptr_t val) 59884a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber{ 59984a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber return writeAligned(val); 6007c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 6017c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 6027c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t Parcel::writeCString(const char* str) 6037c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 6047c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return write(str, strlen(str)+1); 6057c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 6067c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 6077c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t Parcel::writeString8(const String8& str) 6087c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 6097c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project status_t err = writeInt32(str.bytes()); 6107c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (err == NO_ERROR) { 6117c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project err = write(str.string(), str.bytes()+1); 6127c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 6137c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return err; 6147c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 6157c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 6167c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t Parcel::writeString16(const String16& str) 6177c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 6187c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return writeString16(str.string(), str.size()); 6197c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 6207c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 6217c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t Parcel::writeString16(const char16_t* str, size_t len) 6227c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 6237c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (str == NULL) return writeInt32(-1); 6247c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 6257c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project status_t err = writeInt32(len); 6267c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (err == NO_ERROR) { 6277c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project len *= sizeof(char16_t); 6287c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project uint8_t* data = (uint8_t*)writeInplace(len+sizeof(char16_t)); 6297c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (data) { 6307c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project memcpy(data, str, len); 6317c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project *reinterpret_cast<char16_t*>(data+len) = 0; 6327c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return NO_ERROR; 6337c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 6347c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project err = mError; 6357c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 6367c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return err; 6377c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 6387c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 6397c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t Parcel::writeStrongBinder(const sp<IBinder>& val) 6407c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 6417c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return flatten_binder(ProcessState::self(), val, this); 6427c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 6437c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 6447c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t Parcel::writeWeakBinder(const wp<IBinder>& val) 6457c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 6467c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return flatten_binder(ProcessState::self(), val, this); 6477c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 6487c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 649a47f02afb1e1f2c4abd9379c13903a5dde89d354Mathias Agopianstatus_t Parcel::writeNativeHandle(const native_handle* handle) 6505f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project{ 6511d0a95b12a9194f64dd436224ec3bf8e0622d678Mathias Agopian if (!handle || handle->version != sizeof(native_handle)) 6525f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project return BAD_TYPE; 6535f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project 6545f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project status_t err; 655a47f02afb1e1f2c4abd9379c13903a5dde89d354Mathias Agopian err = writeInt32(handle->numFds); 6565f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project if (err != NO_ERROR) return err; 657edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 658a47f02afb1e1f2c4abd9379c13903a5dde89d354Mathias Agopian err = writeInt32(handle->numInts); 6595f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project if (err != NO_ERROR) return err; 660edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 661a47f02afb1e1f2c4abd9379c13903a5dde89d354Mathias Agopian for (int i=0 ; err==NO_ERROR && i<handle->numFds ; i++) 662a47f02afb1e1f2c4abd9379c13903a5dde89d354Mathias Agopian err = writeDupFileDescriptor(handle->data[i]); 663edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 664edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project if (err != NO_ERROR) { 665edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project LOGD("write native handle, write dup fd failed"); 666edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project return err; 667edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project } 668a47f02afb1e1f2c4abd9379c13903a5dde89d354Mathias Agopian err = write(handle->data + handle->numFds, sizeof(int)*handle->numInts); 6695f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project return err; 6705f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project} 6715f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project 6727c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t Parcel::writeFileDescriptor(int fd) 6737c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 6747c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project flat_binder_object obj; 6757c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project obj.type = BINDER_TYPE_FD; 6767c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project obj.flags = 0x7f | FLAT_BINDER_FLAG_ACCEPTS_FDS; 6777c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project obj.handle = fd; 6787c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project obj.cookie = (void*)0; 6797c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return writeObject(obj, true); 6807c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 6817c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 6827c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t Parcel::writeDupFileDescriptor(int fd) 6837c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 6847c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project flat_binder_object obj; 6857c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project obj.type = BINDER_TYPE_FD; 6867c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project obj.flags = 0x7f | FLAT_BINDER_FLAG_ACCEPTS_FDS; 6877c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project obj.handle = dup(fd); 6887c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project obj.cookie = (void*)1; 6897c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return writeObject(obj, true); 6907c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 6917c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 69298e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopianstatus_t Parcel::write(const Flattenable& val) 69398e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian{ 69498e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian status_t err; 69598e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian 69698e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian // size if needed 69798e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian size_t len = val.getFlattenedSize(); 69898e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian size_t fd_count = val.getFdCount(); 69998e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian 70098e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian err = this->writeInt32(len); 70198e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian if (err) return err; 70298e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian 70398e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian err = this->writeInt32(fd_count); 70498e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian if (err) return err; 70598e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian 70698e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian // payload 70798e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian void* buf = this->writeInplace(PAD_SIZE(len)); 70898e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian if (buf == NULL) 70998e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian return BAD_VALUE; 71098e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian 71198e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian int* fds = NULL; 71298e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian if (fd_count) { 71398e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian fds = new int[fd_count]; 71498e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian } 71598e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian 71698e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian err = val.flatten(buf, len, fds, fd_count); 71798e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian for (size_t i=0 ; i<fd_count && err==NO_ERROR ; i++) { 71898e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian err = this->writeDupFileDescriptor( fds[i] ); 71998e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian } 72098e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian 72198e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian if (fd_count) { 72298e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian delete [] fds; 72398e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian } 72498e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian 72598e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian return err; 72698e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian} 72798e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian 7287c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t Parcel::writeObject(const flat_binder_object& val, bool nullMetaData) 7297c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 7307c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const bool enoughData = (mDataPos+sizeof(val)) <= mDataCapacity; 7317c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const bool enoughObjects = mObjectsSize < mObjectsCapacity; 7327c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (enoughData && enoughObjects) { 7337c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectrestart_write: 7347c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project *reinterpret_cast<flat_binder_object*>(mData+mDataPos) = val; 7357c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 7367c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // Need to write meta-data? 7377c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (nullMetaData || val.binder != NULL) { 7387c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mObjects[mObjectsSize] = mDataPos; 7397c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project acquire_object(ProcessState::self(), val, this); 7407c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mObjectsSize++; 7417c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 7427c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 7437c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // remember if it's a file descriptor 7447c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (val.type == BINDER_TYPE_FD) { 7457c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mHasFds = mFdsKnown = true; 7467c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 7477c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 7487c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return finishWrite(sizeof(flat_binder_object)); 7497c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 7507c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 7517c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (!enoughData) { 7527c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const status_t err = growData(sizeof(val)); 7537c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (err != NO_ERROR) return err; 7547c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 7557c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (!enoughObjects) { 7567c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project size_t newSize = ((mObjectsSize+2)*3)/2; 7577c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project size_t* objects = (size_t*)realloc(mObjects, newSize*sizeof(size_t)); 7587c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (objects == NULL) return NO_MEMORY; 7597c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mObjects = objects; 7607c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mObjectsCapacity = newSize; 7617c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 7627c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 7637c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project goto restart_write; 7647c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 7657c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 766837a0d0fb2c3fba8082d47d04cb6120af1eb9a54Brad Fitzpatrickstatus_t Parcel::writeNoException() 767837a0d0fb2c3fba8082d47d04cb6120af1eb9a54Brad Fitzpatrick{ 768837a0d0fb2c3fba8082d47d04cb6120af1eb9a54Brad Fitzpatrick return writeInt32(0); 769837a0d0fb2c3fba8082d47d04cb6120af1eb9a54Brad Fitzpatrick} 770837a0d0fb2c3fba8082d47d04cb6120af1eb9a54Brad Fitzpatrick 7717c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectvoid Parcel::remove(size_t start, size_t amt) 7727c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 7737c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project LOG_ALWAYS_FATAL("Parcel::remove() not yet implemented!"); 7747c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 7757c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 7767c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t Parcel::read(void* outData, size_t len) const 7777c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 7787c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if ((mDataPos+PAD_SIZE(len)) >= mDataPos && (mDataPos+PAD_SIZE(len)) <= mDataSize) { 7797c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project memcpy(outData, mData+mDataPos, len); 7807c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mDataPos += PAD_SIZE(len); 7817c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project LOGV("read Setting data pos of %p to %d\n", this, mDataPos); 7827c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return NO_ERROR; 7837c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 7847c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return NOT_ENOUGH_DATA; 7857c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 7867c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 7877c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectconst void* Parcel::readInplace(size_t len) const 7887c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 7897c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if ((mDataPos+PAD_SIZE(len)) >= mDataPos && (mDataPos+PAD_SIZE(len)) <= mDataSize) { 7907c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const void* data = mData+mDataPos; 7917c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mDataPos += PAD_SIZE(len); 7927c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project LOGV("readInplace Setting data pos of %p to %d\n", this, mDataPos); 7937c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return data; 7947c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 7957c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return NULL; 7967c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 7977c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 79884a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Hubertemplate<class T> 79984a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huberstatus_t Parcel::readAligned(T *pArg) const { 80084a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber COMPILE_TIME_ASSERT_FUNCTION_SCOPE(PAD_SIZE(sizeof(T)) == sizeof(T)); 80184a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber 80284a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber if ((mDataPos+sizeof(T)) <= mDataSize) { 8037c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const void* data = mData+mDataPos; 80484a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber mDataPos += sizeof(T); 80584a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber *pArg = *reinterpret_cast<const T*>(data); 8067c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return NO_ERROR; 8077c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } else { 8087c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return NOT_ENOUGH_DATA; 8097c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 8107c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 8117c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 81284a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Hubertemplate<class T> 81384a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas HuberT Parcel::readAligned() const { 81484a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber T result; 81584a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber if (readAligned(&result) != NO_ERROR) { 81684a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber result = 0; 81784a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber } 81884a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber 81984a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber return result; 82084a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber} 82184a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber 82284a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Hubertemplate<class T> 82384a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huberstatus_t Parcel::writeAligned(T val) { 82484a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber COMPILE_TIME_ASSERT_FUNCTION_SCOPE(PAD_SIZE(sizeof(T)) == sizeof(T)); 82584a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber 82684a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber if ((mDataPos+sizeof(val)) <= mDataCapacity) { 82784a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huberrestart_write: 82884a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber *reinterpret_cast<T*>(mData+mDataPos) = val; 82984a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber return finishWrite(sizeof(val)); 83084a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber } 83184a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber 83284a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber status_t err = growData(sizeof(val)); 83384a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber if (err == NO_ERROR) goto restart_write; 83484a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber return err; 83584a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber} 83684a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber 83784a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huberstatus_t Parcel::readInt32(int32_t *pArg) const 83884a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber{ 83984a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber return readAligned(pArg); 84084a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber} 84184a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber 8427c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectint32_t Parcel::readInt32() const 8437c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 84484a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber return readAligned<int32_t>(); 8457c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 8467c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 8477c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 8487c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t Parcel::readInt64(int64_t *pArg) const 8497c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 85084a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber return readAligned(pArg); 8517c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 8527c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 8537c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 8547c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectint64_t Parcel::readInt64() const 8557c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 85684a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber return readAligned<int64_t>(); 8577c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 8587c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 8597c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t Parcel::readFloat(float *pArg) const 8607c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 86184a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber return readAligned(pArg); 8627c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 8637c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 8647c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 8657c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectfloat Parcel::readFloat() const 8667c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 86784a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber return readAligned<float>(); 8687c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 8697c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 8707c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t Parcel::readDouble(double *pArg) const 8717c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 87284a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber return readAligned(pArg); 8737c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 8747c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 8757c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 8767c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectdouble Parcel::readDouble() const 8777c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 87884a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber return readAligned<double>(); 87984a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber} 88084a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber 88184a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huberstatus_t Parcel::readIntPtr(intptr_t *pArg) const 88284a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber{ 88384a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber return readAligned(pArg); 88484a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber} 88584a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber 88684a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber 88784a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huberintptr_t Parcel::readIntPtr() const 88884a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber{ 88984a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber return readAligned<intptr_t>(); 8907c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 8917c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 8927c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 8937c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectconst char* Parcel::readCString() const 8947c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 8957c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const size_t avail = mDataSize-mDataPos; 8967c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (avail > 0) { 8977c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const char* str = reinterpret_cast<const char*>(mData+mDataPos); 8987c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // is the string's trailing NUL within the parcel's valid bounds? 8997c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const char* eos = reinterpret_cast<const char*>(memchr(str, 0, avail)); 9007c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (eos) { 9017c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const size_t len = eos - str; 9027c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mDataPos += PAD_SIZE(len+1); 9037c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project LOGV("readCString Setting data pos of %p to %d\n", this, mDataPos); 9047c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return str; 9057c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 9067c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 9077c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return NULL; 9087c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 9097c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 9107c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source ProjectString8 Parcel::readString8() const 9117c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 9127c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project int32_t size = readInt32(); 9137c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // watch for potential int overflow adding 1 for trailing NUL 9147c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (size > 0 && size < INT32_MAX) { 9157c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const char* str = (const char*)readInplace(size+1); 9167c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (str) return String8(str, size); 9177c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 9187c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return String8(); 9197c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 9207c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 9217c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source ProjectString16 Parcel::readString16() const 9227c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 9237c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project size_t len; 9247c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const char16_t* str = readString16Inplace(&len); 9257c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (str) return String16(str, len); 9267c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project LOGE("Reading a NULL string not supported here."); 9277c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return String16(); 9287c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 9297c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 9307c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectconst char16_t* Parcel::readString16Inplace(size_t* outLen) const 9317c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 9327c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project int32_t size = readInt32(); 9337c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // watch for potential int overflow from size+1 9347c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (size >= 0 && size < INT32_MAX) { 9357c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project *outLen = size; 9367c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const char16_t* str = (const char16_t*)readInplace((size+1)*sizeof(char16_t)); 9377c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (str != NULL) { 9387c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return str; 9397c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 9407c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 9417c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project *outLen = 0; 9427c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return NULL; 9437c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 9447c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 9457c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectsp<IBinder> Parcel::readStrongBinder() const 9467c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 9477c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project sp<IBinder> val; 9487c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project unflatten_binder(ProcessState::self(), *this, &val); 9497c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return val; 9507c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 9517c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 9527c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectwp<IBinder> Parcel::readWeakBinder() const 9537c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 9547c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project wp<IBinder> val; 9557c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project unflatten_binder(ProcessState::self(), *this, &val); 9567c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return val; 9577c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 9587c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 959837a0d0fb2c3fba8082d47d04cb6120af1eb9a54Brad Fitzpatrickint32_t Parcel::readExceptionCode() const 960837a0d0fb2c3fba8082d47d04cb6120af1eb9a54Brad Fitzpatrick{ 961837a0d0fb2c3fba8082d47d04cb6120af1eb9a54Brad Fitzpatrick int32_t exception_code = readAligned<int32_t>(); 962837a0d0fb2c3fba8082d47d04cb6120af1eb9a54Brad Fitzpatrick // TODO: skip over the response header here, once that's in. 963837a0d0fb2c3fba8082d47d04cb6120af1eb9a54Brad Fitzpatrick return exception_code; 964837a0d0fb2c3fba8082d47d04cb6120af1eb9a54Brad Fitzpatrick} 9655f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project 966a47f02afb1e1f2c4abd9379c13903a5dde89d354Mathias Agopiannative_handle* Parcel::readNativeHandle() const 9675f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project{ 9685f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project int numFds, numInts; 9695f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project status_t err; 9705f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project err = readInt32(&numFds); 9715f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project if (err != NO_ERROR) return 0; 9725f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project err = readInt32(&numInts); 9735f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project if (err != NO_ERROR) return 0; 9745f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project 975a47f02afb1e1f2c4abd9379c13903a5dde89d354Mathias Agopian native_handle* h = native_handle_create(numFds, numInts); 9765f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project for (int i=0 ; err==NO_ERROR && i<numFds ; i++) { 977360211f7feff8472e082ed5a0675a0b37da74ce5Rebecca Schultz Zavin h->data[i] = dup(readFileDescriptor()); 9785f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project if (h->data[i] < 0) err = BAD_VALUE; 9795f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project } 9805f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project err = read(h->data + numFds, sizeof(int)*numInts); 9815f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project if (err != NO_ERROR) { 982a47f02afb1e1f2c4abd9379c13903a5dde89d354Mathias Agopian native_handle_close(h); 983a47f02afb1e1f2c4abd9379c13903a5dde89d354Mathias Agopian native_handle_delete(h); 9845f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project h = 0; 9855f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project } 9865f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project return h; 9875f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project} 9885f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project 9895f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project 9907c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectint Parcel::readFileDescriptor() const 9917c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 9927c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const flat_binder_object* flat = readObject(true); 9937c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (flat) { 9947c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project switch (flat->type) { 9957c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project case BINDER_TYPE_FD: 9967c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project //LOGI("Returning file descriptor %ld from parcel %p\n", flat->handle, this); 9977c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return flat->handle; 9987c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 9997c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 10007c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return BAD_TYPE; 10017c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 10027c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 100398e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopianstatus_t Parcel::read(Flattenable& val) const 100498e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian{ 100598e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian // size 100698e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian const size_t len = this->readInt32(); 100798e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian const size_t fd_count = this->readInt32(); 100898e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian 100998e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian // payload 101098e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian void const* buf = this->readInplace(PAD_SIZE(len)); 101198e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian if (buf == NULL) 101298e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian return BAD_VALUE; 101398e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian 101498e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian int* fds = NULL; 101598e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian if (fd_count) { 101698e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian fds = new int[fd_count]; 101798e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian } 101898e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian 101998e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian status_t err = NO_ERROR; 102098e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian for (size_t i=0 ; i<fd_count && err==NO_ERROR ; i++) { 102198e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian fds[i] = dup(this->readFileDescriptor()); 102298e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian if (fds[i] < 0) err = BAD_VALUE; 102398e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian } 102498e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian 102598e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian if (err == NO_ERROR) { 102698e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian err = val.unflatten(buf, len, fds, fd_count); 102798e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian } 102898e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian 102998e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian if (fd_count) { 103098e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian delete [] fds; 103198e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian } 103298e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian 103398e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian return err; 103498e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian} 10357c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectconst flat_binder_object* Parcel::readObject(bool nullMetaData) const 10367c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 10377c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const size_t DPOS = mDataPos; 10387c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if ((DPOS+sizeof(flat_binder_object)) <= mDataSize) { 10397c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const flat_binder_object* obj 10407c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project = reinterpret_cast<const flat_binder_object*>(mData+DPOS); 10417c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mDataPos = DPOS + sizeof(flat_binder_object); 10427c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (!nullMetaData && (obj->cookie == NULL && obj->binder == NULL)) { 10435f78a48bb8f7714ee231fca67d60fad77bc1cad9The Android Open Source Project // When transferring a NULL object, we don't write it into 10447c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // the object list, so we don't want to check for it when 10457c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // reading. 10467c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project LOGV("readObject Setting data pos of %p to %d\n", this, mDataPos); 10477c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return obj; 10487c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 10497c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 10507c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // Ensure that this object is valid... 10517c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project size_t* const OBJS = mObjects; 10527c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const size_t N = mObjectsSize; 10537c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project size_t opos = mNextObjectHint; 10547c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 10557c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (N > 0) { 10567c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project LOGV("Parcel %p looking for obj at %d, hint=%d\n", 10577c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project this, DPOS, opos); 10587c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 10597c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // Start at the current hint position, looking for an object at 10607c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // the current data position. 10617c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (opos < N) { 10627c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project while (opos < (N-1) && OBJS[opos] < DPOS) { 10637c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project opos++; 10647c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 10657c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } else { 10667c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project opos = N-1; 10677c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 10687c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (OBJS[opos] == DPOS) { 10697c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // Found it! 10707c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project LOGV("Parcel found obj %d at index %d with forward search", 10717c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project this, DPOS, opos); 10727c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mNextObjectHint = opos+1; 10737c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project LOGV("readObject Setting data pos of %p to %d\n", this, mDataPos); 10747c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return obj; 10757c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 10767c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 10777c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // Look backwards for it... 10787c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project while (opos > 0 && OBJS[opos] > DPOS) { 10797c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project opos--; 10807c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 10817c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (OBJS[opos] == DPOS) { 10827c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // Found it! 10837c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project LOGV("Parcel found obj %d at index %d with backward search", 10847c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project this, DPOS, opos); 10857c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mNextObjectHint = opos+1; 10867c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project LOGV("readObject Setting data pos of %p to %d\n", this, mDataPos); 10877c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return obj; 10887c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 10897c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 10907c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project LOGW("Attempt to read object from Parcel %p at offset %d that is not in the object list", 10917c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project this, DPOS); 10927c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 10937c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return NULL; 10947c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 10957c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 10967c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectvoid Parcel::closeFileDescriptors() 10977c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 10987c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project size_t i = mObjectsSize; 10997c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (i > 0) { 11007c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project //LOGI("Closing file descriptors for %d objects...", mObjectsSize); 11017c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 11027c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project while (i > 0) { 11037c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project i--; 11047c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const flat_binder_object* flat 11057c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project = reinterpret_cast<flat_binder_object*>(mData+mObjects[i]); 11067c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (flat->type == BINDER_TYPE_FD) { 11077c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project //LOGI("Closing fd: %ld\n", flat->handle); 11087c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project close(flat->handle); 11097c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 11107c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 11117c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 11127c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 11137c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectconst uint8_t* Parcel::ipcData() const 11147c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 11157c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return mData; 11167c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 11177c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 11187c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectsize_t Parcel::ipcDataSize() const 11197c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 11207c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return (mDataSize > mDataPos ? mDataSize : mDataPos); 11217c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 11227c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 11237c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectconst size_t* Parcel::ipcObjects() const 11247c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 11257c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return mObjects; 11267c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 11277c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 11287c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectsize_t Parcel::ipcObjectsCount() const 11297c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 11307c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return mObjectsSize; 11317c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 11327c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 11337c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectvoid Parcel::ipcSetDataReference(const uint8_t* data, size_t dataSize, 11347c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const size_t* objects, size_t objectsCount, release_func relFunc, void* relCookie) 11357c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 11367c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project freeDataNoInit(); 11377c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mError = NO_ERROR; 11387c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mData = const_cast<uint8_t*>(data); 11397c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mDataSize = mDataCapacity = dataSize; 11407c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project //LOGI("setDataReference Setting data size of %p to %lu (pid=%d)\n", this, mDataSize, getpid()); 11417c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mDataPos = 0; 11427c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project LOGV("setDataReference Setting data pos of %p to %d\n", this, mDataPos); 11437c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mObjects = const_cast<size_t*>(objects); 11447c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mObjectsSize = mObjectsCapacity = objectsCount; 11457c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mNextObjectHint = 0; 11467c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mOwner = relFunc; 11477c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mOwnerCookie = relCookie; 11487c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project scanForFds(); 11497c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 11507c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 11517c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectvoid Parcel::print(TextOutput& to, uint32_t flags) const 11527c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 11537c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project to << "Parcel("; 11547c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 11557c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (errorCheck() != NO_ERROR) { 11567c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const status_t err = errorCheck(); 11577c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project to << "Error: " << (void*)err << " \"" << strerror(-err) << "\""; 11587c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } else if (dataSize() > 0) { 11597c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const uint8_t* DATA = data(); 11607c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project to << indent << HexDump(DATA, dataSize()) << dedent; 11617c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const size_t* OBJS = objects(); 11627c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const size_t N = objectsCount(); 11637c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project for (size_t i=0; i<N; i++) { 11647c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const flat_binder_object* flat 11657c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project = reinterpret_cast<const flat_binder_object*>(DATA+OBJS[i]); 11667c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project to << endl << "Object #" << i << " @ " << (void*)OBJS[i] << ": " 11677c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project << TypeCode(flat->type & 0x7f7f7f00) 11687c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project << " = " << flat->binder; 11697c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 11707c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } else { 11717c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project to << "NULL"; 11727c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 11737c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 11747c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project to << ")"; 11757c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 11767c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 11777c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectvoid Parcel::releaseObjects() 11787c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 11797c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const sp<ProcessState> proc(ProcessState::self()); 11807c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project size_t i = mObjectsSize; 11817c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project uint8_t* const data = mData; 11827c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project size_t* const objects = mObjects; 11837c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project while (i > 0) { 11847c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project i--; 11857c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const flat_binder_object* flat 11867c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project = reinterpret_cast<flat_binder_object*>(data+objects[i]); 11877c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project release_object(proc, *flat, this); 11887c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 11897c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 11907c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 11917c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectvoid Parcel::acquireObjects() 11927c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 11937c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const sp<ProcessState> proc(ProcessState::self()); 11947c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project size_t i = mObjectsSize; 11957c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project uint8_t* const data = mData; 11967c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project size_t* const objects = mObjects; 11977c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project while (i > 0) { 11987c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project i--; 11997c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const flat_binder_object* flat 12007c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project = reinterpret_cast<flat_binder_object*>(data+objects[i]); 12017c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project acquire_object(proc, *flat, this); 12027c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 12037c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 12047c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 12057c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectvoid Parcel::freeData() 12067c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 12077c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project freeDataNoInit(); 12087c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project initState(); 12097c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 12107c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 12117c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectvoid Parcel::freeDataNoInit() 12127c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 12137c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (mOwner) { 12147c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project //LOGI("Freeing data ref of %p (pid=%d)\n", this, getpid()); 12157c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mOwner(this, mData, mDataSize, mObjects, mObjectsSize, mOwnerCookie); 12167c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } else { 12177c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project releaseObjects(); 12187c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (mData) free(mData); 12197c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (mObjects) free(mObjects); 12207c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 12217c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 12227c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 12237c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t Parcel::growData(size_t len) 12247c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 12257c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project size_t newSize = ((mDataSize+len)*3)/2; 12267c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return (newSize <= mDataSize) 12277c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project ? (status_t) NO_MEMORY 12287c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project : continueWrite(newSize); 12297c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 12307c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 12317c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t Parcel::restartWrite(size_t desired) 12327c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 12337c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (mOwner) { 12347c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project freeData(); 12357c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return continueWrite(desired); 12367c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 12377c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 12387c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project uint8_t* data = (uint8_t*)realloc(mData, desired); 12397c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (!data && desired > mDataCapacity) { 12407c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mError = NO_MEMORY; 12417c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return NO_MEMORY; 12427c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 12437c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 12447c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project releaseObjects(); 12457c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 12467c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (data) { 12477c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mData = data; 12487c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mDataCapacity = desired; 12497c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 12507c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 12517c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mDataSize = mDataPos = 0; 12527c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project LOGV("restartWrite Setting data size of %p to %d\n", this, mDataSize); 12537c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project LOGV("restartWrite Setting data pos of %p to %d\n", this, mDataPos); 12547c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 12557c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project free(mObjects); 12567c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mObjects = NULL; 12577c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mObjectsSize = mObjectsCapacity = 0; 12587c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mNextObjectHint = 0; 12597c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mHasFds = false; 12607c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mFdsKnown = true; 12617c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 12627c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return NO_ERROR; 12637c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 12647c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 12657c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectstatus_t Parcel::continueWrite(size_t desired) 12667c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 12677c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // If shrinking, first adjust for any objects that appear 12687c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // after the new data size. 12697c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project size_t objectsSize = mObjectsSize; 12707c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (desired < mDataSize) { 12717c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (desired == 0) { 12727c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project objectsSize = 0; 12737c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } else { 12747c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project while (objectsSize > 0) { 12757c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (mObjects[objectsSize-1] < desired) 12767c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project break; 12777c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project objectsSize--; 12787c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 12797c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 12807c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 12817c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 12827c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (mOwner) { 12837c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // If the size is going to zero, just release the owner's data. 12847c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (desired == 0) { 12857c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project freeData(); 12867c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return NO_ERROR; 12877c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 12887c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 12897c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // If there is a different owner, we need to take 12907c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // posession. 12917c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project uint8_t* data = (uint8_t*)malloc(desired); 12927c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (!data) { 12937c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mError = NO_MEMORY; 12947c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return NO_MEMORY; 12957c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 12967c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project size_t* objects = NULL; 12977c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 12987c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (objectsSize) { 12997c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project objects = (size_t*)malloc(objectsSize*sizeof(size_t)); 13007c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (!objects) { 13017c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mError = NO_MEMORY; 13027c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return NO_MEMORY; 13037c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 13047c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 13057c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // Little hack to only acquire references on objects 13067c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // we will be keeping. 13077c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project size_t oldObjectsSize = mObjectsSize; 13087c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mObjectsSize = objectsSize; 13097c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project acquireObjects(); 13107c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mObjectsSize = oldObjectsSize; 13117c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 13127c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 13137c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (mData) { 13147c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project memcpy(data, mData, mDataSize < desired ? mDataSize : desired); 13157c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 13167c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (objects && mObjects) { 13177c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project memcpy(objects, mObjects, objectsSize*sizeof(size_t)); 13187c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 13197c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project //LOGI("Freeing data ref of %p (pid=%d)\n", this, getpid()); 13207c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mOwner(this, mData, mDataSize, mObjects, mObjectsSize, mOwnerCookie); 13217c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mOwner = NULL; 13227c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 13237c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mData = data; 13247c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mObjects = objects; 13257c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mDataSize = (mDataSize < desired) ? mDataSize : desired; 13267c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project LOGV("continueWrite Setting data size of %p to %d\n", this, mDataSize); 13277c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mDataCapacity = desired; 13287c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mObjectsSize = mObjectsCapacity = objectsSize; 13297c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mNextObjectHint = 0; 13307c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 13317c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } else if (mData) { 13327c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (objectsSize < mObjectsSize) { 13337c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // Need to release refs on any objects we are dropping. 13347c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const sp<ProcessState> proc(ProcessState::self()); 13357c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project for (size_t i=objectsSize; i<mObjectsSize; i++) { 13367c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const flat_binder_object* flat 13377c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project = reinterpret_cast<flat_binder_object*>(mData+mObjects[i]); 13387c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (flat->type == BINDER_TYPE_FD) { 13397c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // will need to rescan because we may have lopped off the only FDs 13407c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mFdsKnown = false; 13417c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 13427c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project release_object(proc, *flat, this); 13437c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 13447c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project size_t* objects = 13457c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project (size_t*)realloc(mObjects, objectsSize*sizeof(size_t)); 13467c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (objects) { 13477c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mObjects = objects; 13487c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 13497c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mObjectsSize = objectsSize; 13507c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mNextObjectHint = 0; 13517c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 13527c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 13537c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // We own the data, so we can just do a realloc(). 13547c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (desired > mDataCapacity) { 13557c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project uint8_t* data = (uint8_t*)realloc(mData, desired); 13567c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (data) { 13577c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mData = data; 13587c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mDataCapacity = desired; 13597c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } else if (desired > mDataCapacity) { 13607c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mError = NO_MEMORY; 13617c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return NO_MEMORY; 13627c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 13637c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } else { 13647c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mDataSize = desired; 13657c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project LOGV("continueWrite Setting data size of %p to %d\n", this, mDataSize); 13667c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (mDataPos > desired) { 13677c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mDataPos = desired; 13687c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project LOGV("continueWrite Setting data pos of %p to %d\n", this, mDataPos); 13697c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 13707c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 13717c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 13727c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } else { 13737c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project // This is the first data. Easy! 13747c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project uint8_t* data = (uint8_t*)malloc(desired); 13757c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (!data) { 13767c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mError = NO_MEMORY; 13777c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return NO_MEMORY; 13787c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 13797c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 13807c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if(!(mDataCapacity == 0 && mObjects == NULL 13817c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project && mObjectsCapacity == 0)) { 13827c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project LOGE("continueWrite: %d/%p/%d/%d", mDataCapacity, mObjects, mObjectsCapacity, desired); 13837c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 13847c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 13857c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mData = data; 13867c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mDataSize = mDataPos = 0; 13877c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project LOGV("continueWrite Setting data size of %p to %d\n", this, mDataSize); 13887c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project LOGV("continueWrite Setting data pos of %p to %d\n", this, mDataPos); 13897c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mDataCapacity = desired; 13907c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 13917c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 13927c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project return NO_ERROR; 13937c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 13947c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 13957c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectvoid Parcel::initState() 13967c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 13977c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mError = NO_ERROR; 13987c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mData = 0; 13997c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mDataSize = 0; 14007c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mDataCapacity = 0; 14017c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mDataPos = 0; 14027c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project LOGV("initState Setting data size of %p to %d\n", this, mDataSize); 14037c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project LOGV("initState Setting data pos of %p to %d\n", this, mDataPos); 14047c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mObjects = NULL; 14057c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mObjectsSize = 0; 14067c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mObjectsCapacity = 0; 14077c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mNextObjectHint = 0; 14087c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mHasFds = false; 14097c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mFdsKnown = true; 14107c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mOwner = NULL; 14117c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 14127c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 14137c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Projectvoid Parcel::scanForFds() const 14147c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project{ 14157c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project bool hasFds = false; 14167c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project for (size_t i=0; i<mObjectsSize; i++) { 14177c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project const flat_binder_object* flat 14187c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project = reinterpret_cast<const flat_binder_object*>(mData + mObjects[i]); 14197c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project if (flat->type == BINDER_TYPE_FD) { 14207c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project hasFds = true; 14217c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project break; 14227c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 14237c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project } 14247c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mHasFds = hasFds; 14257c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project mFdsKnown = true; 14267c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project} 14277c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project 14287c1b96a165f970a09ed239bb4fb3f1b0d8f2a40The Android Open Source Project}; // namespace android 1429