HTTPText.h

00001 /* HTTPText.h */
00002 /*
00003 Copyright (C) 2012 ARM Limited.
00004 
00005 Permission is hereby granted, free of charge, to any person obtaining a copy of
00006 this software and associated documentation files (the "Software"), to deal in
00007 the Software without restriction, including without limitation the rights to
00008 use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
00009 of the Software, and to permit persons to whom the Software is furnished to do
00010 so, subject to the following conditions:
00011 
00012 The above copyright notice and this permission notice shall be included in all
00013 copies or substantial portions of the Software.
00014 
00015 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
00016 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
00017 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
00018 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
00019 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
00020 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
00021 SOFTWARE.
00022 */
00023 
00024 
00025 #ifndef HTTPTEXT_H_
00026 #define HTTPTEXT_H_
00027 
00028 #include "../IHTTPData.h"
00029 
00030 /** A data endpoint to store text
00031 */
00032 class HTTPText : public IHTTPDataIn, public IHTTPDataOut
00033 {
00034 public:
00035   /** Create an HTTPText instance for output
00036    * @param str String to be transmitted
00037    */
00038   HTTPText(char* str);
00039 
00040   /** Create an HTTPText instance for input
00041    * @param str Buffer to store the incoming string
00042    * @param size Size of the buffer
00043    */
00044   HTTPText(char* str, size_t size);
00045 
00046 protected:
00047   //IHTTPDataIn
00048   virtual int read(char* buf, size_t len, size_t* pReadLen);
00049 
00050   virtual int getDataType(char* type, size_t maxTypeLen); //Internet media type for Content-Type header
00051 
00052   virtual bool getIsChunked(); //For Transfer-Encoding header
00053 
00054   virtual size_t getDataLen(); //For Content-Length header
00055 
00056   //IHTTPDataOut
00057   virtual int write(const char* buf, size_t len);
00058 
00059   virtual void setDataType(const char* type); //Internet media type from Content-Type header
00060 
00061   virtual void setIsChunked(bool chunked); //From Transfer-Encoding header
00062 
00063   virtual void setDataLen(size_t len); //From Content-Length header, or if the transfer is chunked, next chunk length
00064 
00065 private:
00066   char* m_str;
00067   size_t m_size;
00068 
00069   size_t m_pos;
00070 };
00071 
00072 #endif /* HTTPTEXT_H_ */