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 17b14e588bec4d5e39e61b020b5b575f2ce555d316Mike Lockwood#define LOG_TAG "MtpRequestPacket" 18b14e588bec4d5e39e61b020b5b575f2ce555d316Mike Lockwood 1916864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood#include <stdio.h> 2016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood#include <sys/types.h> 2116864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood#include <fcntl.h> 2216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 2316864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood#include "MtpRequestPacket.h" 2416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 2542d0b79a787814d42e4c6f9dfe14f13cc0f6a758Mike Lockwood#include <usbhost/usbhost.h> 2642d0b79a787814d42e4c6f9dfe14f13cc0f6a758Mike Lockwood 277850ef999740f214a1990a9c090d3f3865d435aaMike Lockwoodnamespace android { 287850ef999740f214a1990a9c090d3f3865d435aaMike Lockwood 2916864bae0f51c32c456da2c43adf7a057c0c4882Mike LockwoodMtpRequestPacket::MtpRequestPacket() 3016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood : MtpPacket(512) 3116864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood{ 3216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood} 3316864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 3416864bae0f51c32c456da2c43adf7a057c0c4882Mike LockwoodMtpRequestPacket::~MtpRequestPacket() { 3516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood} 3616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 3716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood#ifdef MTP_DEVICE 3816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwoodint MtpRequestPacket::read(int fd) { 3916864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood int ret = ::read(fd, mBuffer, mBufferSize); 4016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood if (ret >= 0) 4116864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mPacketSize = ret; 4216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood else 4316864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood mPacketSize = 0; 4416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood return ret; 4516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood} 4616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood#endif 4716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 4816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood#ifdef MTP_HOST 4916864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood // write our buffer to the given endpoint (host mode) 5042d0b79a787814d42e4c6f9dfe14f13cc0f6a758Mike Lockwoodint MtpRequestPacket::write(struct usb_request *request) 5116864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood{ 5216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood putUInt32(MTP_CONTAINER_LENGTH_OFFSET, mPacketSize); 5316864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood putUInt16(MTP_CONTAINER_TYPE_OFFSET, MTP_CONTAINER_TYPE_COMMAND); 5442d0b79a787814d42e4c6f9dfe14f13cc0f6a758Mike Lockwood request->buffer = mBuffer; 5542d0b79a787814d42e4c6f9dfe14f13cc0f6a758Mike Lockwood request->buffer_length = mPacketSize; 5642d0b79a787814d42e4c6f9dfe14f13cc0f6a758Mike Lockwood return transfer(request); 5716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood} 5816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood#endif 597850ef999740f214a1990a9c090d3f3865d435aaMike Lockwood 607850ef999740f214a1990a9c090d3f3865d435aaMike Lockwood} // namespace android 61