Parcel.h revision 5707dbf15d0b44c88fbaa6dd271097f2d42932e0
1edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project/* 2edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project * Copyright (C) 2005 The Android Open Source Project 3edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project * 4edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project * Licensed under the Apache License, Version 2.0 (the "License"); 5edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project * you may not use this file except in compliance with the License. 6edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project * You may obtain a copy of the License at 7edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project * 8edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project * http://www.apache.org/licenses/LICENSE-2.0 9edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project * 10edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project * Unless required by applicable law or agreed to in writing, software 11edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project * distributed under the License is distributed on an "AS IS" BASIS, 12edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project * See the License for the specific language governing permissions and 14edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project * limitations under the License. 15edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project */ 16edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 17edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#ifndef ANDROID_PARCEL_H 18edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#define ANDROID_PARCEL_H 19edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 20edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#include <cutils/native_handle.h> 21edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#include <utils/Errors.h> 22edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#include <utils/RefBase.h> 23edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#include <utils/String16.h> 24edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#include <utils/Vector.h> 25edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 26edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project// --------------------------------------------------------------------------- 27edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectnamespace android { 28edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 2970081a1511955f53bd0ed7f2aec9a1bf09f0f379Brad Fitzpatrickclass Flattenable; 30edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectclass IBinder; 3170081a1511955f53bd0ed7f2aec9a1bf09f0f379Brad Fitzpatrickclass IPCThreadState; 32edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectclass ProcessState; 33edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectclass String8; 34edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectclass TextOutput; 35edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 36edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectstruct flat_binder_object; // defined in support_p/binder_module.h 37edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 38edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectclass Parcel 39edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project{ 40edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectpublic: 415707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown class ReadableBlob; 425707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown class WritableBlob; 435707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown 44edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project Parcel(); 45edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project ~Parcel(); 46edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 47edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project const uint8_t* data() const; 48edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project size_t dataSize() const; 49edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project size_t dataAvail() const; 50edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project size_t dataPosition() const; 51edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project size_t dataCapacity() const; 528938ed2c8e906fc332301b64787728d4d34da571Dianne Hackborn 53edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project status_t setDataSize(size_t size); 54edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project void setDataPosition(size_t pos) const; 55edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project status_t setDataCapacity(size_t size); 56edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 57edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project status_t setData(const uint8_t* buffer, size_t len); 58edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 5951faf46e2958c57dab46d9420e585319125c7c42Andreas Huber status_t appendFrom(const Parcel *parcel, 6051faf46e2958c57dab46d9420e585319125c7c42Andreas Huber size_t start, size_t len); 61edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 628938ed2c8e906fc332301b64787728d4d34da571Dianne Hackborn bool setAllowFds(bool allowFds); 638938ed2c8e906fc332301b64787728d4d34da571Dianne Hackborn 64edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project bool hasFileDescriptors() const; 65edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 66702ea9d42f52fc145090c0f0bfbe64993e4b8b33Brad Fitzpatrick // Writes the RPC header. 67edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project status_t writeInterfaceToken(const String16& interface); 68a877cd85b5a026384542e3271fc310d6a8fe24c6Brad Fitzpatrick 69702ea9d42f52fc145090c0f0bfbe64993e4b8b33Brad Fitzpatrick // Parses the RPC header, returning true if the interface name 70702ea9d42f52fc145090c0f0bfbe64993e4b8b33Brad Fitzpatrick // in the header matches the expected interface from the caller. 7170081a1511955f53bd0ed7f2aec9a1bf09f0f379Brad Fitzpatrick // 7270081a1511955f53bd0ed7f2aec9a1bf09f0f379Brad Fitzpatrick // Additionally, enforceInterface does part of the work of 7370081a1511955f53bd0ed7f2aec9a1bf09f0f379Brad Fitzpatrick // propagating the StrictMode policy mask, populating the current 7470081a1511955f53bd0ed7f2aec9a1bf09f0f379Brad Fitzpatrick // IPCThreadState, which as an optimization may optionally be 7570081a1511955f53bd0ed7f2aec9a1bf09f0f379Brad Fitzpatrick // passed in. 76a877cd85b5a026384542e3271fc310d6a8fe24c6Brad Fitzpatrick bool enforceInterface(const String16& interface, 7770081a1511955f53bd0ed7f2aec9a1bf09f0f379Brad Fitzpatrick IPCThreadState* threadState = NULL) const; 78702ea9d42f52fc145090c0f0bfbe64993e4b8b33Brad Fitzpatrick bool checkInterface(IBinder*) const; 7983c0446f27b9542d6c2e724817b2b2d8d1f55085Mathias Agopian 80edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project void freeData(); 81edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 82edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project const size_t* objects() const; 83edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project size_t objectsCount() const; 84edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 85edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project status_t errorCheck() const; 86edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project void setError(status_t err); 87edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 88edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project status_t write(const void* data, size_t len); 89edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project void* writeInplace(size_t len); 90edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project status_t writeUnpadded(const void* data, size_t len); 91edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project status_t writeInt32(int32_t val); 92edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project status_t writeInt64(int64_t val); 93edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project status_t writeFloat(float val); 94edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project status_t writeDouble(double val); 9584a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber status_t writeIntPtr(intptr_t val); 96edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project status_t writeCString(const char* str); 97edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project status_t writeString8(const String8& str); 98edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project status_t writeString16(const String16& str); 99edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project status_t writeString16(const char16_t* str, size_t len); 100edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project status_t writeStrongBinder(const sp<IBinder>& val); 101edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project status_t writeWeakBinder(const wp<IBinder>& val); 10298e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian status_t write(const Flattenable& val); 103edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 104a47f02afb1e1f2c4abd9379c13903a5dde89d354Mathias Agopian // Place a native_handle into the parcel (the native_handle's file- 105a47f02afb1e1f2c4abd9379c13903a5dde89d354Mathias Agopian // descriptors are dup'ed, so it is safe to delete the native_handle 106a47f02afb1e1f2c4abd9379c13903a5dde89d354Mathias Agopian // when this function returns). 107a47f02afb1e1f2c4abd9379c13903a5dde89d354Mathias Agopian // Doesn't take ownership of the native_handle. 108a47f02afb1e1f2c4abd9379c13903a5dde89d354Mathias Agopian status_t writeNativeHandle(const native_handle* handle); 109edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 110edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project // Place a file descriptor into the parcel. The given fd must remain 111edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project // valid for the lifetime of the parcel. 112edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project status_t writeFileDescriptor(int fd); 113edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 114edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project // Place a file descriptor into the parcel. A dup of the fd is made, which 115edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project // will be closed once the parcel is destroyed. 116edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project status_t writeDupFileDescriptor(int fd); 1175707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown 1185707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown // Writes a blob to the parcel. 1195707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown // If the blob is small, then it is stored in-place, otherwise it is 1205707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown // transferred by way of an anonymous shared memory region. 1215707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown // The caller should call release() on the blob after writing its contents. 1225707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown status_t writeBlob(size_t len, WritableBlob* outBlob); 1235707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown 124edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project status_t writeObject(const flat_binder_object& val, bool nullMetaData); 125edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 126837a0d0fb2c3fba8082d47d04cb6120af1eb9a54Brad Fitzpatrick // Like Parcel.java's writeNoException(). Just writes a zero int32. 127837a0d0fb2c3fba8082d47d04cb6120af1eb9a54Brad Fitzpatrick // Currently the native implementation doesn't do any of the StrictMode 128837a0d0fb2c3fba8082d47d04cb6120af1eb9a54Brad Fitzpatrick // stack gathering and serialization that the Java implementation does. 129837a0d0fb2c3fba8082d47d04cb6120af1eb9a54Brad Fitzpatrick status_t writeNoException(); 130837a0d0fb2c3fba8082d47d04cb6120af1eb9a54Brad Fitzpatrick 131edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project void remove(size_t start, size_t amt); 132edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 133edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project status_t read(void* outData, size_t len) const; 134edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project const void* readInplace(size_t len) const; 135edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project int32_t readInt32() const; 136edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project status_t readInt32(int32_t *pArg) const; 137edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project int64_t readInt64() const; 138edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project status_t readInt64(int64_t *pArg) const; 139edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project float readFloat() const; 140edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project status_t readFloat(float *pArg) const; 141edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project double readDouble() const; 142edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project status_t readDouble(double *pArg) const; 14384a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber intptr_t readIntPtr() const; 14484a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber status_t readIntPtr(intptr_t *pArg) const; 145edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 146edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project const char* readCString() const; 147edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project String8 readString8() const; 148edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project String16 readString16() const; 149edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project const char16_t* readString16Inplace(size_t* outLen) const; 150edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project sp<IBinder> readStrongBinder() const; 151edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project wp<IBinder> readWeakBinder() const; 15298e71ddaede9a0bfb681fd237bec1f66c6c53193Mathias Agopian status_t read(Flattenable& val) const; 153837a0d0fb2c3fba8082d47d04cb6120af1eb9a54Brad Fitzpatrick 154837a0d0fb2c3fba8082d47d04cb6120af1eb9a54Brad Fitzpatrick // Like Parcel.java's readExceptionCode(). Reads the first int32 155837a0d0fb2c3fba8082d47d04cb6120af1eb9a54Brad Fitzpatrick // off of a Parcel's header, returning 0 or the negative error 156837a0d0fb2c3fba8082d47d04cb6120af1eb9a54Brad Fitzpatrick // code on exceptions, but also deals with skipping over rich 157837a0d0fb2c3fba8082d47d04cb6120af1eb9a54Brad Fitzpatrick // response headers. Callers should use this to read & parse the 158837a0d0fb2c3fba8082d47d04cb6120af1eb9a54Brad Fitzpatrick // response headers rather than doing it by hand. 159837a0d0fb2c3fba8082d47d04cb6120af1eb9a54Brad Fitzpatrick int32_t readExceptionCode() const; 160837a0d0fb2c3fba8082d47d04cb6120af1eb9a54Brad Fitzpatrick 161a47f02afb1e1f2c4abd9379c13903a5dde89d354Mathias Agopian // Retrieve native_handle from the parcel. This returns a copy of the 162a47f02afb1e1f2c4abd9379c13903a5dde89d354Mathias Agopian // parcel's native_handle (the caller takes ownership). The caller 163a47f02afb1e1f2c4abd9379c13903a5dde89d354Mathias Agopian // must free the native_handle with native_handle_close() and 164a47f02afb1e1f2c4abd9379c13903a5dde89d354Mathias Agopian // native_handle_delete(). 165a47f02afb1e1f2c4abd9379c13903a5dde89d354Mathias Agopian native_handle* readNativeHandle() const; 166edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 167edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 168edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project // Retrieve a file descriptor from the parcel. This returns the raw fd 169edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project // in the parcel, which you do not own -- use dup() to get your own copy. 170edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project int readFileDescriptor() const; 1715707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown 1725707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown // Reads a blob from the parcel. 1735707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown // The caller should call release() on the blob after reading its contents. 1745707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown status_t readBlob(size_t len, ReadableBlob* outBlob) const; 1755707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown 176edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project const flat_binder_object* readObject(bool nullMetaData) const; 177edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 178edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project // Explicitly close all file descriptors in the parcel. 179edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project void closeFileDescriptors(); 180edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 181edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project typedef void (*release_func)(Parcel* parcel, 182edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project const uint8_t* data, size_t dataSize, 183edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project const size_t* objects, size_t objectsSize, 184edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project void* cookie); 185edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 186edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project const uint8_t* ipcData() const; 187edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project size_t ipcDataSize() const; 188edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project const size_t* ipcObjects() const; 189edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project size_t ipcObjectsCount() const; 190edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project void ipcSetDataReference(const uint8_t* data, size_t dataSize, 191edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project const size_t* objects, size_t objectsCount, 192edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project release_func relFunc, void* relCookie); 193edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 194edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project void print(TextOutput& to, uint32_t flags = 0) const; 1955707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown 196edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectprivate: 197edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project Parcel(const Parcel& o); 198edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project Parcel& operator=(const Parcel& o); 199edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 200edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project status_t finishWrite(size_t len); 201edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project void releaseObjects(); 202edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project void acquireObjects(); 203edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project status_t growData(size_t len); 204edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project status_t restartWrite(size_t desired); 205edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project status_t continueWrite(size_t desired); 206edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project void freeDataNoInit(); 207edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project void initState(); 208edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project void scanForFds() const; 209edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 21084a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber template<class T> 21184a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber status_t readAligned(T *pArg) const; 21284a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber 21384a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber template<class T> T readAligned() const; 21484a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber 21584a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber template<class T> 21684a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber status_t writeAligned(T val); 21784a6d041e2c69d4d0b69269a0b59e725c9f119a3Andreas Huber 218edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project status_t mError; 219edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project uint8_t* mData; 220edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project size_t mDataSize; 221edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project size_t mDataCapacity; 222edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project mutable size_t mDataPos; 223edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project size_t* mObjects; 224edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project size_t mObjectsSize; 225edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project size_t mObjectsCapacity; 226edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project mutable size_t mNextObjectHint; 227edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 228edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project mutable bool mFdsKnown; 229edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project mutable bool mHasFds; 2308938ed2c8e906fc332301b64787728d4d34da571Dianne Hackborn bool mAllowFds; 231edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 232edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project release_func mOwner; 233edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project void* mOwnerCookie; 2345707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown 2355707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown class Blob { 2365707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown public: 2375707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown Blob(); 2385707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown ~Blob(); 2395707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown 2405707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown void release(); 2415707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown inline size_t size() const { return mSize; } 2425707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown 2435707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown protected: 2445707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown void init(bool mapped, void* data, size_t size); 2455707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown void clear(); 2465707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown 2475707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown bool mMapped; 2485707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown void* mData; 2495707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown size_t mSize; 2505707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown }; 2515707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown 2525707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brownpublic: 2535707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown class ReadableBlob : public Blob { 2545707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown friend class Parcel; 2555707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown public: 2565707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown inline const void* data() const { return mData; } 2575707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown }; 2585707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown 2595707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown class WritableBlob : public Blob { 2605707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown friend class Parcel; 2615707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown public: 2625707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown inline void* data() { return mData; } 2635707dbf15d0b44c88fbaa6dd271097f2d42932e0Jeff Brown }; 264edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project}; 265edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 266edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project// --------------------------------------------------------------------------- 267edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 268edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectinline TextOutput& operator<<(TextOutput& to, const Parcel& parcel) 269edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project{ 270edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project parcel.print(to); 271edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project return to; 272edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project} 273edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 274edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project// --------------------------------------------------------------------------- 275edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 276edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project// Generic acquire and release of objects. 277edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectvoid acquire_object(const sp<ProcessState>& proc, 278edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project const flat_binder_object& obj, const void* who); 279edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectvoid release_object(const sp<ProcessState>& proc, 280edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project const flat_binder_object& obj, const void* who); 281edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 282edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectvoid flatten_binder(const sp<ProcessState>& proc, 283edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project const sp<IBinder>& binder, flat_binder_object* out); 284edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectvoid flatten_binder(const sp<ProcessState>& proc, 285edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project const wp<IBinder>& binder, flat_binder_object* out); 286edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectstatus_t unflatten_binder(const sp<ProcessState>& proc, 287edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project const flat_binder_object& flat, sp<IBinder>* out); 288edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectstatus_t unflatten_binder(const sp<ProcessState>& proc, 289edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project const flat_binder_object& flat, wp<IBinder>* out); 290edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 291edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project}; // namespace android 292edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 293edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project// --------------------------------------------------------------------------- 294edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 295edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#endif // ANDROID_PARCEL_H 296