HTTP Client data container for form(multipart/form-data)

Dependencies:   mbed EthernetInterface HTTPClient mbed-rtos

Committer:
va009039
Date:
Thu May 31 10:32:39 2012 +0000
Revision:
0:fcd577a3925b

        

Who changed what in which revision?

UserRevisionLine numberNew contents of line
va009039 0:fcd577a3925b 1
va009039 0:fcd577a3925b 2 /*
va009039 0:fcd577a3925b 3 Copyright (c) 2010 Donatien Garnier (donatiengar [at] gmail [dot] com)
va009039 0:fcd577a3925b 4
va009039 0:fcd577a3925b 5 Permission is hereby granted, free of charge, to any person obtaining a copy
va009039 0:fcd577a3925b 6 of this software and associated documentation files (the "Software"), to deal
va009039 0:fcd577a3925b 7 in the Software without restriction, including without limitation the rights
va009039 0:fcd577a3925b 8 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
va009039 0:fcd577a3925b 9 copies of the Software, and to permit persons to whom the Software is
va009039 0:fcd577a3925b 10 furnished to do so, subject to the following conditions:
va009039 0:fcd577a3925b 11
va009039 0:fcd577a3925b 12 The above copyright notice and this permission notice shall be included in
va009039 0:fcd577a3925b 13 all copies or substantial portions of the Software.
va009039 0:fcd577a3925b 14
va009039 0:fcd577a3925b 15 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
va009039 0:fcd577a3925b 16 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
va009039 0:fcd577a3925b 17 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
va009039 0:fcd577a3925b 18 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
va009039 0:fcd577a3925b 19 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
va009039 0:fcd577a3925b 20 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
va009039 0:fcd577a3925b 21 THE SOFTWARE.
va009039 0:fcd577a3925b 22 */
va009039 0:fcd577a3925b 23
va009039 0:fcd577a3925b 24 /** \file
va009039 0:fcd577a3925b 25 HTTP Text data source/sink header file
va009039 0:fcd577a3925b 26 */
va009039 0:fcd577a3925b 27
va009039 0:fcd577a3925b 28 #ifndef HTTP_TEXT_H
va009039 0:fcd577a3925b 29 #define HTTP_TEXT_H
va009039 0:fcd577a3925b 30
va009039 0:fcd577a3925b 31 #include "../HTTPData.h"
va009039 0:fcd577a3925b 32 #include "mbed.h"
va009039 0:fcd577a3925b 33
va009039 0:fcd577a3925b 34 #define DEFAULT_MAX_MEM_ALLOC 512 //Avoid out-of-memory problems
va009039 0:fcd577a3925b 35
va009039 0:fcd577a3925b 36 ///HTTP Client data container for text
va009039 0:fcd577a3925b 37 /**
va009039 0:fcd577a3925b 38 This is a simple "Text" data repository for HTTP requests.
va009039 0:fcd577a3925b 39 */
va009039 0:fcd577a3925b 40 class HTTPText : public HTTPData //Simple Text I/O
va009039 0:fcd577a3925b 41 {
va009039 0:fcd577a3925b 42 public:
va009039 0:fcd577a3925b 43 ///Instantiates the object.
va009039 0:fcd577a3925b 44 /**
va009039 0:fcd577a3925b 45 @param encoding encoding of the data, it defaults to text/html.
va009039 0:fcd577a3925b 46 @param maxSize defines the maximum memory size that can be allocated by the object. It defaults to 512 bytes.
va009039 0:fcd577a3925b 47 */
va009039 0:fcd577a3925b 48 HTTPText(const string& encoding = "text/html", int maxSize = DEFAULT_MAX_MEM_ALLOC);
va009039 0:fcd577a3925b 49 virtual ~HTTPText();
va009039 0:fcd577a3925b 50
va009039 0:fcd577a3925b 51 ///Gets text
va009039 0:fcd577a3925b 52 /**
va009039 0:fcd577a3925b 53 Returns the text in the container as a zero-terminated char*.
va009039 0:fcd577a3925b 54 The array returned points to the internal buffer of the object and remains owned by the object.
va009039 0:fcd577a3925b 55 */
va009039 0:fcd577a3925b 56 const char* gets() const;
va009039 0:fcd577a3925b 57
va009039 0:fcd577a3925b 58 //Puts text
va009039 0:fcd577a3925b 59 /**
va009039 0:fcd577a3925b 60 Sets the text in the container using a zero-terminated char*.
va009039 0:fcd577a3925b 61 */
va009039 0:fcd577a3925b 62 void puts(const char* str);
va009039 0:fcd577a3925b 63
va009039 0:fcd577a3925b 64 ///Gets text
va009039 0:fcd577a3925b 65 /**
va009039 0:fcd577a3925b 66 Returns the text in the container as string.
va009039 0:fcd577a3925b 67 */
va009039 0:fcd577a3925b 68 string& get();
va009039 0:fcd577a3925b 69
va009039 0:fcd577a3925b 70 ///Puts text
va009039 0:fcd577a3925b 71 /**
va009039 0:fcd577a3925b 72 Sets the text in the container as string.
va009039 0:fcd577a3925b 73 */
va009039 0:fcd577a3925b 74 void set(const string& str);
va009039 0:fcd577a3925b 75
va009039 0:fcd577a3925b 76 ///Clears the content.
va009039 0:fcd577a3925b 77 /**
va009039 0:fcd577a3925b 78 If this container is used as a data sink, it is cleared by the HTTP Client at the beginning of the request.
va009039 0:fcd577a3925b 79 */
va009039 0:fcd577a3925b 80 virtual void clear();
va009039 0:fcd577a3925b 81
va009039 0:fcd577a3925b 82 protected:
va009039 0:fcd577a3925b 83 virtual int read(char* buf, int len);
va009039 0:fcd577a3925b 84 virtual int write(const char* buf, int len);
va009039 0:fcd577a3925b 85
va009039 0:fcd577a3925b 86 virtual string getDataType(); //Internet media type for Content-Type header
va009039 0:fcd577a3925b 87 virtual void setDataType(const string& type); //Internet media type from Content-Type header
va009039 0:fcd577a3925b 88
va009039 0:fcd577a3925b 89 virtual bool getIsChunked(); //For Transfer-Encoding header
va009039 0:fcd577a3925b 90 virtual void setIsChunked(bool chunked); //From Transfer-Encoding header
va009039 0:fcd577a3925b 91
va009039 0:fcd577a3925b 92 virtual int getDataLen(); //For Content-Length header
va009039 0:fcd577a3925b 93 virtual void setDataLen(int len); //From Content-Length header, or if the transfer is chunked, next chunk length
va009039 0:fcd577a3925b 94
va009039 0:fcd577a3925b 95 private:
va009039 0:fcd577a3925b 96 string m_buf;
va009039 0:fcd577a3925b 97 string m_encoding;
va009039 0:fcd577a3925b 98 int m_maxSize;
va009039 0:fcd577a3925b 99 };
va009039 0:fcd577a3925b 100
va009039 0:fcd577a3925b 101 #endif