Diff: IHTTPData.h

Revision:

0:7aca7353eebf

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/IHTTPData.h	Fri Jul 06 10:22:15 2012 +0000
@@ -0,0 +1,86 @@
+/* IHTTPData.h */
+/*
+Copyright (C) 2012 ARM Limited.
+
+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.
+*/
+
+#ifndef IHTTPDATA_H
+#define IHTTPDATA_H
+
+///This is a simple interface for HTTP data storage (impl examples are Key/Value Pairs, File, etc...)
+class IHTTPDataOut
+{
+protected:
+  friend class HTTPClient;
+
+  /** Read a piece of data to be transmitted
+   * @param buf Pointer to the buffer on which to copy the data
+   * @param len Length of the buffer
+   * @param pReadLen Pointer to the variable on which the actual copied data length will be stored
+   */
+  virtual int read(char* buf, size_t len, size_t* pReadLen) = 0;
+  
+  /** Get MIME type
+   * @param type Internet media type from Content-Type header
+   */
+  virtual int getDataType(char* type, size_t maxTypeLen) = 0; //Internet media type for Content-Type header
+  
+  /** Determine whether the HTTP client should chunk the data
+   *  Used for Transfer-Encoding header
+   */
+  virtual bool getIsChunked() = 0;
+  
+  /** If the data is not chunked, get its size
+   *  Used for Content-Length header
+   */
+  virtual size_t getDataLen() = 0;
+
+};
+
+///This is a simple interface for HTTP data storage (impl examples are Key/Value Pairs, File, etc...)
+class IHTTPDataIn
+{
+protected:
+  friend class HTTPClient;
+
+  /** Write a piece of data transmitted by the server
+   * @param buf Pointer to the buffer from which to copy the data
+   * @param len Length of the buffer
+   */
+  virtual int write(const char* buf, size_t len) = 0;
+
+  /** Set MIME type
+   * @param type Internet media type from Content-Type header
+   */
+  virtual void setDataType(const char* type) = 0;
+
+  /** Determine whether the data is chunked
+   *  Recovered from Transfer-Encoding header
+   */
+  virtual void setIsChunked(bool chunked) = 0;
+  
+  /** If the data is not chunked, set its size
+   * From Content-Length header
+   */
+  virtual void setDataLen(size_t len) = 0;
+
+};
+
+#endif