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services/http/client/data/HTTPText.h@0:ac1725ba162c, 2010-11-09 (annotated)
- Committer:
- segundo
- Date:
- Tue Nov 09 20:54:15 2010 +0000
- Revision:
- 0:ac1725ba162c
Who changed what in which revision?
| User | Revision | Line number | New contents of line |
|---|---|---|---|
| segundo | 0:ac1725ba162c | 1 | |
| segundo | 0:ac1725ba162c | 2 | /* |
| segundo | 0:ac1725ba162c | 3 | Copyright (c) 2010 Donatien Garnier (donatiengar [at] gmail [dot] com) |
| segundo | 0:ac1725ba162c | 4 | |
| segundo | 0:ac1725ba162c | 5 | Permission is hereby granted, free of charge, to any person obtaining a copy |
| segundo | 0:ac1725ba162c | 6 | of this software and associated documentation files (the "Software"), to deal |
| segundo | 0:ac1725ba162c | 7 | in the Software without restriction, including without limitation the rights |
| segundo | 0:ac1725ba162c | 8 | to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
| segundo | 0:ac1725ba162c | 9 | copies of the Software, and to permit persons to whom the Software is |
| segundo | 0:ac1725ba162c | 10 | furnished to do so, subject to the following conditions: |
| segundo | 0:ac1725ba162c | 11 | |
| segundo | 0:ac1725ba162c | 12 | The above copyright notice and this permission notice shall be included in |
| segundo | 0:ac1725ba162c | 13 | all copies or substantial portions of the Software. |
| segundo | 0:ac1725ba162c | 14 | |
| segundo | 0:ac1725ba162c | 15 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| segundo | 0:ac1725ba162c | 16 | IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| segundo | 0:ac1725ba162c | 17 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
| segundo | 0:ac1725ba162c | 18 | AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| segundo | 0:ac1725ba162c | 19 | LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| segundo | 0:ac1725ba162c | 20 | OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN |
| segundo | 0:ac1725ba162c | 21 | THE SOFTWARE. |
| segundo | 0:ac1725ba162c | 22 | */ |
| segundo | 0:ac1725ba162c | 23 | |
| segundo | 0:ac1725ba162c | 24 | /** \file |
| segundo | 0:ac1725ba162c | 25 | HTTP Text data source/sink header file |
| segundo | 0:ac1725ba162c | 26 | */ |
| segundo | 0:ac1725ba162c | 27 | |
| segundo | 0:ac1725ba162c | 28 | #ifndef HTTP_TEXT_H |
| segundo | 0:ac1725ba162c | 29 | #define HTTP_TEXT_H |
| segundo | 0:ac1725ba162c | 30 | |
| segundo | 0:ac1725ba162c | 31 | #include "../HTTPData.h" |
| segundo | 0:ac1725ba162c | 32 | #include "mbed.h" |
| segundo | 0:ac1725ba162c | 33 | |
| segundo | 0:ac1725ba162c | 34 | #define DEFAULT_MAX_MEM_ALLOC 512 //Avoid out-of-memory problems |
| segundo | 0:ac1725ba162c | 35 | |
| segundo | 0:ac1725ba162c | 36 | ///HTTP Client data container for text |
| segundo | 0:ac1725ba162c | 37 | /** |
| segundo | 0:ac1725ba162c | 38 | This is a simple "Text" data repository for HTTP requests. |
| segundo | 0:ac1725ba162c | 39 | */ |
| segundo | 0:ac1725ba162c | 40 | class HTTPText : public HTTPData //Simple Text I/O |
| segundo | 0:ac1725ba162c | 41 | { |
| segundo | 0:ac1725ba162c | 42 | public: |
| segundo | 0:ac1725ba162c | 43 | ///Instantiates the object. |
| segundo | 0:ac1725ba162c | 44 | /** |
| segundo | 0:ac1725ba162c | 45 | @param encoding encoding of the data, it defaults to text/html. |
| segundo | 0:ac1725ba162c | 46 | @param maxSize defines the maximum memory size that can be allocated by the object. It defaults to 512 bytes. |
| segundo | 0:ac1725ba162c | 47 | */ |
| segundo | 0:ac1725ba162c | 48 | HTTPText(const string& encoding = "text/html", int maxSize = DEFAULT_MAX_MEM_ALLOC); |
| segundo | 0:ac1725ba162c | 49 | virtual ~HTTPText(); |
| segundo | 0:ac1725ba162c | 50 | |
| segundo | 0:ac1725ba162c | 51 | ///Gets text |
| segundo | 0:ac1725ba162c | 52 | /** |
| segundo | 0:ac1725ba162c | 53 | Returns the text in the container as a zero-terminated char*. |
| segundo | 0:ac1725ba162c | 54 | The array returned points to the internal buffer of the object and remains owned by the object. |
| segundo | 0:ac1725ba162c | 55 | */ |
| segundo | 0:ac1725ba162c | 56 | const char* gets() const; |
| segundo | 0:ac1725ba162c | 57 | |
| segundo | 0:ac1725ba162c | 58 | //Puts text |
| segundo | 0:ac1725ba162c | 59 | /** |
| segundo | 0:ac1725ba162c | 60 | Sets the text in the container using a zero-terminated char*. |
| segundo | 0:ac1725ba162c | 61 | */ |
| segundo | 0:ac1725ba162c | 62 | void puts(const char* str); |
| segundo | 0:ac1725ba162c | 63 | |
| segundo | 0:ac1725ba162c | 64 | ///Gets text |
| segundo | 0:ac1725ba162c | 65 | /** |
| segundo | 0:ac1725ba162c | 66 | Returns the text in the container as string. |
| segundo | 0:ac1725ba162c | 67 | */ |
| segundo | 0:ac1725ba162c | 68 | string& get(); |
| segundo | 0:ac1725ba162c | 69 | |
| segundo | 0:ac1725ba162c | 70 | ///Puts text |
| segundo | 0:ac1725ba162c | 71 | /** |
| segundo | 0:ac1725ba162c | 72 | Sets the text in the container as string. |
| segundo | 0:ac1725ba162c | 73 | */ |
| segundo | 0:ac1725ba162c | 74 | void set(const string& str); |
| segundo | 0:ac1725ba162c | 75 | |
| segundo | 0:ac1725ba162c | 76 | ///Clears the content. |
| segundo | 0:ac1725ba162c | 77 | /** |
| segundo | 0:ac1725ba162c | 78 | If this container is used as a data sink, it is cleared by the HTTP Client at the beginning of the request. |
| segundo | 0:ac1725ba162c | 79 | */ |
| segundo | 0:ac1725ba162c | 80 | virtual void clear(); |
| segundo | 0:ac1725ba162c | 81 | |
| segundo | 0:ac1725ba162c | 82 | protected: |
| segundo | 0:ac1725ba162c | 83 | virtual int read(char* buf, int len); |
| segundo | 0:ac1725ba162c | 84 | virtual int write(const char* buf, int len); |
| segundo | 0:ac1725ba162c | 85 | |
| segundo | 0:ac1725ba162c | 86 | virtual string getDataType(); //Internet media type for Content-Type header |
| segundo | 0:ac1725ba162c | 87 | virtual void setDataType(const string& type); //Internet media type from Content-Type header |
| segundo | 0:ac1725ba162c | 88 | |
| segundo | 0:ac1725ba162c | 89 | virtual bool getIsChunked(); //For Transfer-Encoding header |
| segundo | 0:ac1725ba162c | 90 | virtual void setIsChunked(bool chunked); //From Transfer-Encoding header |
| segundo | 0:ac1725ba162c | 91 | |
| segundo | 0:ac1725ba162c | 92 | virtual int getDataLen(); //For Content-Length header |
| segundo | 0:ac1725ba162c | 93 | virtual void setDataLen(int len); //From Content-Length header, or if the transfer is chunked, next chunk length |
| segundo | 0:ac1725ba162c | 94 | |
| segundo | 0:ac1725ba162c | 95 | private: |
| segundo | 0:ac1725ba162c | 96 | string m_buf; |
| segundo | 0:ac1725ba162c | 97 | string m_encoding; |
| segundo | 0:ac1725ba162c | 98 | int m_maxSize; |
| segundo | 0:ac1725ba162c | 99 | }; |
| segundo | 0:ac1725ba162c | 100 | |
| segundo | 0:ac1725ba162c | 101 | #endif |