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_STRING_BUFFER_H 1816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood#define _MTP_STRING_BUFFER_H 1916864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 2016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood#include <stdint.h> 2116864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 22014897f5aece2c6212418934bd4618326979f17aYin Liu// Max Character number of a MTP String 23014897f5aece2c6212418934bd4618326979f17aYin Liu#define MTP_STRING_MAX_CHARACTER_NUMBER 255 24014897f5aece2c6212418934bd4618326979f17aYin Liu 257850ef999740f214a1990a9c090d3f3865d435aaMike Lockwoodnamespace android { 267850ef999740f214a1990a9c090d3f3865d435aaMike Lockwood 2716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwoodclass MtpDataPacket; 2816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 2916864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood// Represents a utf8 string, with a maximum of 255 characters 3016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwoodclass MtpStringBuffer { 3116864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 3216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwoodprivate: 33dde372033b4da75ebde7ea2afdec1c1b86ab5a42Mike Lockwood // mBuffer contains string in UTF8 format 3416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood // maximum 3 bytes/character, with 1 extra for zero termination 35014897f5aece2c6212418934bd4618326979f17aYin Liu uint8_t mBuffer[MTP_STRING_MAX_CHARACTER_NUMBER * 3 + 1]; 3616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood int mCharCount; 3716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood int mByteCount; 3816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 3916864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwoodpublic: 4016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood MtpStringBuffer(); 41a039c883c593b2ebbca6d32282cbd855b5bec19fChih-Hung Hsieh explicit MtpStringBuffer(const char* src); 42a039c883c593b2ebbca6d32282cbd855b5bec19fChih-Hung Hsieh explicit MtpStringBuffer(const uint16_t* src); 4316864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood MtpStringBuffer(const MtpStringBuffer& src); 4416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood virtual ~MtpStringBuffer(); 4516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 4616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood void set(const char* src); 47dde372033b4da75ebde7ea2afdec1c1b86ab5a42Mike Lockwood void set(const uint16_t* src); 4816864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 49ab063847e6e893740749029a04cce1f6b7345ed5Mike Lockwood bool readFromPacket(MtpDataPacket* packet); 5016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood void writeToPacket(MtpDataPacket* packet) const; 5116864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 5216864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood inline int getCharCount() const { return mCharCount; } 5316864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood inline int getByteCount() const { return mByteCount; } 5416864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 5516864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood inline operator const char*() const { return (const char *)mBuffer; } 5616864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood}; 5716864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood 587850ef999740f214a1990a9c090d3f3865d435aaMike Lockwood}; // namespace android 597850ef999740f214a1990a9c090d3f3865d435aaMike Lockwood 6016864bae0f51c32c456da2c43adf7a057c0c4882Mike Lockwood#endif // _MTP_STRING_BUFFER_H 61