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A HTTP Client for the mbed GPRS networking libraries

data/HTTPMap.cpp@0:2ccb9960a044, 2012-04-26 (annotated)

Committer:: donatien
Date:: Thu Apr 26 13:04:56 2012 +0000
Revision:: 0:2ccb9960a044
Child:: 10:e1351de84c16

Who changed what in which revision?

User	Revision	Line number	New contents of line
donatien	0:2ccb9960a044	1	/* HTTPMap.cpp */
donatien	0:2ccb9960a044	2	/*
donatien	0:2ccb9960a044	3	Copyright (C) 2012 ARM Limited.
donatien	0:2ccb9960a044	4
donatien	0:2ccb9960a044	5	Permission is hereby granted, free of charge, to any person obtaining a copy of
donatien	0:2ccb9960a044	6	this software and associated documentation files (the "Software"), to deal in
donatien	0:2ccb9960a044	7	the Software without restriction, including without limitation the rights to
donatien	0:2ccb9960a044	8	use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
donatien	0:2ccb9960a044	9	of the Software, and to permit persons to whom the Software is furnished to do
donatien	0:2ccb9960a044	10	so, subject to the following conditions:
donatien	0:2ccb9960a044	11
donatien	0:2ccb9960a044	12	The above copyright notice and this permission notice shall be included in all
donatien	0:2ccb9960a044	13	copies or substantial portions of the Software.
donatien	0:2ccb9960a044	14
donatien	0:2ccb9960a044	15	THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
donatien	0:2ccb9960a044	16	IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
donatien	0:2ccb9960a044	17	FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
donatien	0:2ccb9960a044	18	AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
donatien	0:2ccb9960a044	19	LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
donatien	0:2ccb9960a044	20	OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
donatien	0:2ccb9960a044	21	SOFTWARE.
donatien	0:2ccb9960a044	22	*/
donatien	0:2ccb9960a044	23
donatien	0:2ccb9960a044	24	#include "core/fwk.h"
donatien	0:2ccb9960a044	25
donatien	0:2ccb9960a044	26	#include "HTTPMap.h"
donatien	0:2ccb9960a044	27
donatien	0:2ccb9960a044	28	#include <cstring>
donatien	0:2ccb9960a044	29
donatien	0:2ccb9960a044	30	#include <cctype>
donatien	0:2ccb9960a044	31
donatien	0:2ccb9960a044	32	HTTPMap::HTTPMap() : m_pos(0), m_count(0)
donatien	0:2ccb9960a044	33	{
donatien	0:2ccb9960a044	34
donatien	0:2ccb9960a044	35	}
donatien	0:2ccb9960a044	36
donatien	0:2ccb9960a044	37	void HTTPMap::put(const char* key, const char* value)
donatien	0:2ccb9960a044	38	{
donatien	0:2ccb9960a044	39	if(m_count >= HTTPMAP_TABLE_SIZE)
donatien	0:2ccb9960a044	40	{
donatien	0:2ccb9960a044	41	return;
donatien	0:2ccb9960a044	42	}
donatien	0:2ccb9960a044	43	m_keys[m_count] = key;
donatien	0:2ccb9960a044	44	m_values[m_count] = value;
donatien	0:2ccb9960a044	45	m_count++;
donatien	0:2ccb9960a044	46	}
donatien	0:2ccb9960a044	47
donatien	0:2ccb9960a044	48	void HTTPMap::clear()
donatien	0:2ccb9960a044	49	{
donatien	0:2ccb9960a044	50	m_count = 0;
donatien	0:2ccb9960a044	51	m_pos = 0;
donatien	0:2ccb9960a044	52	}
donatien	0:2ccb9960a044	53
donatien	0:2ccb9960a044	54
donatien	0:2ccb9960a044	55	/virtual/ int HTTPMap::read(char* buf, size_t len, size_t* pReadLen)
donatien	0:2ccb9960a044	56	{
donatien	0:2ccb9960a044	57	if(m_pos >= m_count)
donatien	0:2ccb9960a044	58	{
donatien	0:2ccb9960a044	59	*pReadLen = 0;
donatien	0:2ccb9960a044	60	m_pos = 0;
donatien	0:2ccb9960a044	61	return OK;
donatien	0:2ccb9960a044	62	}
donatien	0:2ccb9960a044	63
donatien	0:2ccb9960a044	64	//URL encode
donatien	0:2ccb9960a044	65	char* out = buf;
donatien	0:2ccb9960a044	66	const char* in = m_keys[m_pos];
donatien	0:2ccb9960a044	67	if( (m_pos != 0) && (out - buf < len - 1) )
donatien	0:2ccb9960a044	68	{
donatien	0:2ccb9960a044	69	*out='&';
donatien	0:2ccb9960a044	70	out++;
donatien	0:2ccb9960a044	71	}
donatien	0:2ccb9960a044	72
donatien	0:2ccb9960a044	73	while( (*in != '\0') && (out - buf < len - 3) )
donatien	0:2ccb9960a044	74	{
donatien	0:2ccb9960a044	75	if (std::isalnum(in) \|\| in == '-' \|\| in == '_' \|\| in == '.' \|\| *in == '~')
donatien	0:2ccb9960a044	76	{
donatien	0:2ccb9960a044	77	out = in;
donatien	0:2ccb9960a044	78	out++;
donatien	0:2ccb9960a044	79	}
donatien	0:2ccb9960a044	80	else if( *in == ' ' )
donatien	0:2ccb9960a044	81	{
donatien	0:2ccb9960a044	82	*out='+';
donatien	0:2ccb9960a044	83	out++;
donatien	0:2ccb9960a044	84	}
donatien	0:2ccb9960a044	85	else
donatien	0:2ccb9960a044	86	{
donatien	0:2ccb9960a044	87	char hex[] = "0123456789abcdef";
donatien	0:2ccb9960a044	88	*out='%';
donatien	0:2ccb9960a044	89	out++;
donatien	0:2ccb9960a044	90	out=hex[(in>>4)&0xf];
donatien	0:2ccb9960a044	91	out++;
donatien	0:2ccb9960a044	92	out=hex[(in)&0xf];
donatien	0:2ccb9960a044	93	out++;
donatien	0:2ccb9960a044	94	}
donatien	0:2ccb9960a044	95	in++;
donatien	0:2ccb9960a044	96	}
donatien	0:2ccb9960a044	97
donatien	0:2ccb9960a044	98	if( out - buf < len - 1 )
donatien	0:2ccb9960a044	99	{
donatien	0:2ccb9960a044	100	*out='=';
donatien	0:2ccb9960a044	101	out++;
donatien	0:2ccb9960a044	102	}
donatien	0:2ccb9960a044	103
donatien	0:2ccb9960a044	104	in = m_values[m_pos];
donatien	0:2ccb9960a044	105	while( (*in != '\0') && (out - buf < len - 3) )
donatien	0:2ccb9960a044	106	{
donatien	0:2ccb9960a044	107	if (std::isalnum(in) \|\| in == '-' \|\| in == '_' \|\| in == '.' \|\| *in == '~')
donatien	0:2ccb9960a044	108	{
donatien	0:2ccb9960a044	109	out = in;
donatien	0:2ccb9960a044	110	out++;
donatien	0:2ccb9960a044	111	}
donatien	0:2ccb9960a044	112	else if( *in == ' ' )
donatien	0:2ccb9960a044	113	{
donatien	0:2ccb9960a044	114	*out='+';
donatien	0:2ccb9960a044	115	out++;
donatien	0:2ccb9960a044	116	}
donatien	0:2ccb9960a044	117	else
donatien	0:2ccb9960a044	118	{
donatien	0:2ccb9960a044	119	char hex[] = "0123456789abcdef";
donatien	0:2ccb9960a044	120	*out='%';
donatien	0:2ccb9960a044	121	out++;
donatien	0:2ccb9960a044	122	out=hex[(in>>4)&0xf];
donatien	0:2ccb9960a044	123	out++;
donatien	0:2ccb9960a044	124	out=hex[(in)&0xf];
donatien	0:2ccb9960a044	125	out++;
donatien	0:2ccb9960a044	126	}
donatien	0:2ccb9960a044	127	in++;
donatien	0:2ccb9960a044	128	}
donatien	0:2ccb9960a044	129
donatien	0:2ccb9960a044	130	*pReadLen = out - buf;
donatien	0:2ccb9960a044	131
donatien	0:2ccb9960a044	132	m_pos++;
donatien	0:2ccb9960a044	133	return OK;
donatien	0:2ccb9960a044	134	}
donatien	0:2ccb9960a044	135
donatien	0:2ccb9960a044	136	/virtual/ int HTTPMap::getDataType(char* type, size_t maxTypeLen) //Internet media type for Content-Type header
donatien	0:2ccb9960a044	137	{
donatien	0:2ccb9960a044	138	strncpy(type, "application/x-www-form-urlencoded", maxTypeLen-1);
donatien	0:2ccb9960a044	139	type[maxTypeLen-1] = '\0';
donatien	0:2ccb9960a044	140	return OK;
donatien	0:2ccb9960a044	141	}
donatien	0:2ccb9960a044	142
donatien	0:2ccb9960a044	143	/virtual/ bool HTTPMap::getIsChunked() //For Transfer-Encoding header
donatien	0:2ccb9960a044	144	{
donatien	0:2ccb9960a044	145	return false; ////Data is computed one key/value pair at a time
donatien	0:2ccb9960a044	146	}
donatien	0:2ccb9960a044	147
donatien	0:2ccb9960a044	148	/virtual/ size_t HTTPMap::getDataLen() //For Content-Length header
donatien	0:2ccb9960a044	149	{
donatien	0:2ccb9960a044	150	size_t count = 0;
donatien	0:2ccb9960a044	151	for(size_t i = 0; i< m_count; i++)
donatien	0:2ccb9960a044	152	{
donatien	0:2ccb9960a044	153	//URL encode
donatien	0:2ccb9960a044	154	const char* in = m_keys[i];
donatien	0:2ccb9960a044	155	if( i != 0 )
donatien	0:2ccb9960a044	156	{
donatien	0:2ccb9960a044	157	count++;
donatien	0:2ccb9960a044	158	}
donatien	0:2ccb9960a044	159
donatien	0:2ccb9960a044	160	while( (*in != '\0') )
donatien	0:2ccb9960a044	161	{
donatien	0:2ccb9960a044	162	if (std::isalnum(in) \|\| in == '-' \|\| in == '_' \|\| in == '.' \|\| *in == '~')
donatien	0:2ccb9960a044	163	{
donatien	0:2ccb9960a044	164	count++;
donatien	0:2ccb9960a044	165	}
donatien	0:2ccb9960a044	166	else if( *in == ' ' )
donatien	0:2ccb9960a044	167	{
donatien	0:2ccb9960a044	168	count++;
donatien	0:2ccb9960a044	169	}
donatien	0:2ccb9960a044	170	else
donatien	0:2ccb9960a044	171	{
donatien	0:2ccb9960a044	172	count+=3;
donatien	0:2ccb9960a044	173	}
donatien	0:2ccb9960a044	174	in++;
donatien	0:2ccb9960a044	175	}
donatien	0:2ccb9960a044	176
donatien	0:2ccb9960a044	177	count ++;
donatien	0:2ccb9960a044	178
donatien	0:2ccb9960a044	179	in = m_values[i];
donatien	0:2ccb9960a044	180	while( (*in != '\0') )
donatien	0:2ccb9960a044	181	{
donatien	0:2ccb9960a044	182	if (std::isalnum(in) \|\| in == '-' \|\| in == '_' \|\| in == '.' \|\| *in == '~')
donatien	0:2ccb9960a044	183	{
donatien	0:2ccb9960a044	184	count++;
donatien	0:2ccb9960a044	185	}
donatien	0:2ccb9960a044	186	else if( *in == ' ' )
donatien	0:2ccb9960a044	187	{
donatien	0:2ccb9960a044	188	count++;
donatien	0:2ccb9960a044	189	}
donatien	0:2ccb9960a044	190	else
donatien	0:2ccb9960a044	191	{
donatien	0:2ccb9960a044	192	count+=3;
donatien	0:2ccb9960a044	193	}
donatien	0:2ccb9960a044	194	in++;
donatien	0:2ccb9960a044	195	}
donatien	0:2ccb9960a044	196	}
donatien	0:2ccb9960a044	197	return count;
donatien	0:2ccb9960a044	198	}

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Type:	Library
Created:	30 Jul 2014
Imports:	18
Forks:	0
Commits:	19
Dependents:	0
Dependencies:	0
Followers:	56

data/HTTPMap.cpp@0:2ccb9960a044, 2012-04-26 (annotated)

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