Diff: NetServices/services/http/client/data/HTTPText.h

Revision:

1:22b9052d864d

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/NetServices/services/http/client/data/HTTPText.h	Sun Mar 24 11:25:31 2013 +0000
@@ -0,0 +1,101 @@
+
+/*
+Copyright (c) 2010 Donatien Garnier (donatiengar [at] gmail [dot] com)
+ 
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+ 
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+ 
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.
+*/
+
+/** \file
+HTTP Text data source/sink header file
+*/
+
+#ifndef HTTP_TEXT_H
+#define HTTP_TEXT_H
+
+#include "../HTTPData.h"
+#include "mbed.h"
+
+#define DEFAULT_MAX_MEM_ALLOC 512 //Avoid out-of-memory problems
+
+///HTTP Client data container for text
+/**
+This is a simple "Text" data repository for HTTP requests.
+*/
+class HTTPText : public HTTPData //Simple Text I/O
+{
+public:
+  ///Instantiates the object.
+  /**
+  @param encoding encoding of the data, it defaults to text/html.
+  @param maxSize defines the maximum memory size that can be allocated by the object. It defaults to 512 bytes.
+  */
+  HTTPText(const string& encoding = "text/html", int maxSize = DEFAULT_MAX_MEM_ALLOC);
+  virtual ~HTTPText();
+  
+  ///Gets text
+  /**
+  Returns the text in the container as a zero-terminated char*.
+  The array returned points to the internal buffer of the object and remains owned by the object.
+  */
+  const char* gets() const;
+  
+  //Puts text
+  /**
+  Sets the text in the container using a zero-terminated char*.
+  */
+  void puts(const char* str);
+  
+  ///Gets text
+  /**
+  Returns the text in the container as string.
+  */
+  string& get();
+  
+  ///Puts text
+  /**
+  Sets the text in the container as string.
+  */
+  void set(const string& str);
+  
+  ///Clears the content.
+  /**
+  If this container is used as a data sink, it is cleared by the HTTP Client at the beginning of the request.
+  */
+  virtual void clear();
+  
+protected:
+  virtual int read(char* buf, int len);
+  virtual int write(const char* buf, int len);
+  
+  virtual string getDataType(); //Internet media type for Content-Type header
+  virtual void setDataType(const string& type); //Internet media type from Content-Type header
+
+  virtual bool getIsChunked(); //For Transfer-Encoding header
+  virtual void setIsChunked(bool chunked); //From Transfer-Encoding header
+  
+  virtual int getDataLen(); //For Content-Length header
+  virtual void setDataLen(int len); //From Content-Length header, or if the transfer is chunked, next chunk length
+  
+private:
+  string m_buf;
+  string m_encoding;
+  int m_maxSize;
+};
+
+#endif