MtpPacket.h revision 7850ef999740f214a1990a9c090d3f3865d435aa
116864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood/* 216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood * Copyright (C) 2010 The Android Open Source Project 316864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood * 416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood * Licensed under the Apache License, Version 2.0 (the "License"); 516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood * you may not use this file except in compliance with the License. 616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood * You may obtain a copy of the License at 716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood * 816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood * http://www.apache.org/licenses/LICENSE-2.0 916864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood * 1016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood * Unless required by applicable law or agreed to in writing, software 1116864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood * distributed under the License is distributed on an "AS IS" BASIS, 1216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 1316864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood * See the License for the specific language governing permissions and 1416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood * limitations under the License. 1516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood */ 1616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 1716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood#ifndef _MTP_PACKET_H 1816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood#define _MTP_PACKET_H 1916864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 2016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood#include "mtp.h" 2116864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood#include "MtpUtils.h" 2216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 2316864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood#include <stdint.h> 2416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 257850ef999740f214a1990a9c090d3f3865d435aaMike Lockwoodstruct usb_endpoint; 267850ef999740f214a1990a9c090d3f3865d435aaMike Lockwood 277850ef999740f214a1990a9c090d3f3865d435aaMike Lockwoodnamespace android { 287850ef999740f214a1990a9c090d3f3865d435aaMike Lockwood 297850ef999740f214a1990a9c090d3f3865d435aaMike Lockwoodclass MtpStringBuffer; 307850ef999740f214a1990a9c090d3f3865d435aaMike Lockwood 3116864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwoodclass MtpPacket { 3216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 3316864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwoodprotected: 3416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood uint8_t* mBuffer; 3516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood // current size of the buffer 3616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood int mBufferSize; 3716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood // number of bytes to add when resizing the buffer 3816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood int mAllocationIncrement; 3916864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood // size of the data in the packet 4016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood int mPacketSize; 4116864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 4216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwoodpublic: 4316864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood MtpPacket(int bufferSize); 4416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood virtual ~MtpPacket(); 4516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 4616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood // sets packet size to the default container size and sets buffer to zero 4716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood virtual void reset(); 4816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 4916864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood void allocate(int length); 5016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood void dump(); 5116864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 5216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood uint16_t getContainerCode() const; 5316864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood void setContainerCode(uint16_t code); 5416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 5516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood MtpTransactionID getTransactionID() const; 5616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood void setTransactionID(MtpTransactionID id); 5716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 5816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood uint32_t getParameter(int index) const; 5916864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood void setParameter(int index, uint32_t value); 6016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 6116864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood#ifdef MTP_HOST 6216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood int transfer(struct usb_endpoint *ep, void* buffer, int length); 6316864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood#endif 6416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 6516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwoodprotected: 6616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood uint16_t getUInt16(int offset) const; 6716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood uint32_t getUInt32(int offset) const; 6816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood void putUInt16(int offset, uint16_t value); 6916864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood void putUInt32(int offset, uint32_t value); 7016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood}; 7116864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 727850ef999740f214a1990a9c090d3f3865d435aaMike Lockwood}; // namespace android 737850ef999740f214a1990a9c090d3f3865d435aaMike Lockwood 7416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood#endif // _MTP_PACKET_H 75