tool/mbed/mbed-sdk/libraries/tests/net/cellular/http/common/HTTPClient/data/HTTPMap.h

   1 /* HTTPMap.h */
   2 /* Copyright (C) 2012 mbed.org, MIT License
   3  *
   4  * Permission is hereby granted, free of charge, to any person obtaining a copy of this software
   5  * and associated documentation files (the "Software"), to deal in the Software without restriction,
   6  * including without limitation the rights to use, copy, modify, merge, publish, distribute,
   7  * sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is
   8  * furnished to do so, subject to the following conditions:
   9  *
  10  * The above copyright notice and this permission notice shall be included in all copies or
  11  * substantial portions of the Software.
  12  *
  13  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
  14  * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  15  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
  16  * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  17  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  18  */
  19
  20
  21 #ifndef HTTPMAP_H_
  22 #define HTTPMAP_H_
  23
  24 #include "../IHTTPData.h"
  25
  26 #define HTTPMAP_TABLE_SIZE 32
  27
  28 /** Map of key/value pairs
  29  * Used to transmit POST data using the application/x-www-form-urlencoded encoding
  30  */
  31 class HTTPMap: public IHTTPDataOut
  32 {
  33 public:
  34   /**
  35    Instantiates HTTPMap
  36    It supports at most 32 key/values pairs
  37    */
  38   HTTPMap();
  39
  40   /** Put Key/Value pair
  41    The references to the parameters must remain valid as long as the clear() function is not called
  42    @param key The key to use
  43    @param value The corresponding value
  44    */
  45   void put(const char* key, const char* value);
  46
  47   /** Clear table
  48    */
  49   void clear();
  50
  51 protected:
  52   //IHTTPDataIn
  53   virtual void readReset();
  54
  55   virtual int read(char* buf, size_t len, size_t* pReadLen);
  56
  57   virtual int getDataType(char* type, size_t maxTypeLen); //Internet media type for Content-Type header
  58
  59   virtual bool getIsChunked(); //For Transfer-Encoding header
  60
  61   virtual size_t getDataLen(); //For Content-Length header
  62
  63 private:
  64   const char* m_keys[HTTPMAP_TABLE_SIZE];
  65   const char* m_values[HTTPMAP_TABLE_SIZE];
  66
  67   size_t m_pos;
  68   size_t m_count;
  69 };
  70
  71 #endif /* HTTPMAP_H_ */