| /* |
| * Copyright (C) 2010 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #ifndef _MTP_STRING_BUFFER_H |
| #define _MTP_STRING_BUFFER_H |
| |
| #include <stdint.h> |
| |
| // Max Character number of a MTP String |
| #define MTP_STRING_MAX_CHARACTER_NUMBER 255 |
| |
| namespace android { |
| |
| class MtpDataPacket; |
| |
| // Represents a utf8 string, with a maximum of 255 characters |
| class MtpStringBuffer { |
| |
| private: |
| // mBuffer contains string in UTF8 format |
| // maximum 3 bytes/character, with 1 extra for zero termination |
| uint8_t mBuffer[MTP_STRING_MAX_CHARACTER_NUMBER * 3 + 1]; |
| int mCharCount; |
| int mByteCount; |
| |
| public: |
| MtpStringBuffer(); |
| MtpStringBuffer(const char* src); |
| MtpStringBuffer(const uint16_t* src); |
| MtpStringBuffer(const MtpStringBuffer& src); |
| virtual ~MtpStringBuffer(); |
| |
| void set(const char* src); |
| void set(const uint16_t* src); |
| |
| bool readFromPacket(MtpDataPacket* packet); |
| void writeToPacket(MtpDataPacket* packet) const; |
| |
| inline int getCharCount() const { return mCharCount; } |
| inline int getByteCount() const { return mByteCount; } |
| |
| inline operator const char*() const { return (const char *)mBuffer; } |
| }; |
| |
| }; // namespace android |
| |
| #endif // _MTP_STRING_BUFFER_H |