201 lines
4.0 KiB
C++
201 lines
4.0 KiB
C++
|
/* HTTPMap.cpp */
|
||
|
/* Copyright (C) 2012 mbed.org, MIT License
|
||
|
*
|
||
|
* 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.
|
||
|
*/
|
||
|
|
||
|
#include "HTTPMap.h"
|
||
|
|
||
|
#include <cstring>
|
||
|
|
||
|
#include <cctype>
|
||
|
|
||
|
#define OK 0
|
||
|
|
||
|
using std::strncpy;
|
||
|
|
||
|
HTTPMap::HTTPMap() : m_pos(0), m_count(0)
|
||
|
{
|
||
|
|
||
|
}
|
||
|
|
||
|
void HTTPMap::put(const char* key, const char* value)
|
||
|
{
|
||
|
if(m_count >= HTTPMAP_TABLE_SIZE)
|
||
|
{
|
||
|
return;
|
||
|
}
|
||
|
m_keys[m_count] = key;
|
||
|
m_values[m_count] = value;
|
||
|
m_count++;
|
||
|
}
|
||
|
|
||
|
void HTTPMap::clear()
|
||
|
{
|
||
|
m_count = 0;
|
||
|
m_pos = 0;
|
||
|
}
|
||
|
|
||
|
/*virtual*/ void HTTPMap::readReset()
|
||
|
{
|
||
|
m_pos = 0;
|
||
|
}
|
||
|
|
||
|
/*virtual*/ int HTTPMap::read(char* buf, size_t len, size_t* pReadLen)
|
||
|
{
|
||
|
if(m_pos >= m_count)
|
||
|
{
|
||
|
*pReadLen = 0;
|
||
|
m_pos = 0;
|
||
|
return OK;
|
||
|
}
|
||
|
|
||
|
//URL encode
|
||
|
char* out = buf;
|
||
|
const char* in = m_keys[m_pos];
|
||
|
if( (m_pos != 0) && (out - buf < len - 1) )
|
||
|
{
|
||
|
*out='&';
|
||
|
out++;
|
||
|
}
|
||
|
|
||
|
while( (*in != '\0') && (out - buf < len - 3) )
|
||
|
{
|
||
|
if (std::isalnum(*in) || *in == '-' || *in == '_' || *in == '.' || *in == '~')
|
||
|
{
|
||
|
*out = *in;
|
||
|
out++;
|
||
|
}
|
||
|
else if( *in == ' ' )
|
||
|
{
|
||
|
*out='+';
|
||
|
out++;
|
||
|
}
|
||
|
else
|
||
|
{
|
||
|
char hex[] = "0123456789abcdef";
|
||
|
*out='%';
|
||
|
out++;
|
||
|
*out=hex[(*in>>4)&0xf];
|
||
|
out++;
|
||
|
*out=hex[(*in)&0xf];
|
||
|
out++;
|
||
|
}
|
||
|
in++;
|
||
|
}
|
||
|
|
||
|
if( out - buf < len - 1 )
|
||
|
{
|
||
|
*out='=';
|
||
|
out++;
|
||
|
}
|
||
|
|
||
|
in = m_values[m_pos];
|
||
|
while( (*in != '\0') && (out - buf < len - 3) )
|
||
|
{
|
||
|
if (std::isalnum(*in) || *in == '-' || *in == '_' || *in == '.' || *in == '~')
|
||
|
{
|
||
|
*out = *in;
|
||
|
out++;
|
||
|
}
|
||
|
else if( *in == ' ' )
|
||
|
{
|
||
|
*out='+';
|
||
|
out++;
|
||
|
}
|
||
|
else
|
||
|
{
|
||
|
char hex[] = "0123456789abcdef";
|
||
|
*out='%';
|
||
|
out++;
|
||
|
*out=hex[(*in>>4)&0xf];
|
||
|
out++;
|
||
|
*out=hex[(*in)&0xf];
|
||
|
out++;
|
||
|
}
|
||
|
in++;
|
||
|
}
|
||
|
|
||
|
*pReadLen = out - buf;
|
||
|
|
||
|
m_pos++;
|
||
|
return OK;
|
||
|
}
|
||
|
|
||
|
/*virtual*/ int HTTPMap::getDataType(char* type, size_t maxTypeLen) //Internet media type for Content-Type header
|
||
|
{
|
||
|
strncpy(type, "application/x-www-form-urlencoded", maxTypeLen-1);
|
||
|
type[maxTypeLen-1] = '\0';
|
||
|
return OK;
|
||
|
}
|
||
|
|
||
|
/*virtual*/ bool HTTPMap::getIsChunked() //For Transfer-Encoding header
|
||
|
{
|
||
|
return false; ////Data is computed one key/value pair at a time
|
||
|
}
|
||
|
|
||
|
/*virtual*/ size_t HTTPMap::getDataLen() //For Content-Length header
|
||
|
{
|
||
|
size_t count = 0;
|
||
|
for(size_t i = 0; i< m_count; i++)
|
||
|
{
|
||
|
//URL encode
|
||
|
const char* in = m_keys[i];
|
||
|
if( i != 0 )
|
||
|
{
|
||
|
count++;
|
||
|
}
|
||
|
|
||
|
while( (*in != '\0') )
|
||
|
{
|
||
|
if (std::isalnum(*in) || *in == '-' || *in == '_' || *in == '.' || *in == '~')
|
||
|
{
|
||
|
count++;
|
||
|
}
|
||
|
else if( *in == ' ' )
|
||
|
{
|
||
|
count++;
|
||
|
}
|
||
|
else
|
||
|
{
|
||
|
count+=3;
|
||
|
}
|
||
|
in++;
|
||
|
}
|
||
|
|
||
|
count ++;
|
||
|
|
||
|
in = m_values[i];
|
||
|
while( (*in != '\0') )
|
||
|
{
|
||
|
if (std::isalnum(*in) || *in == '-' || *in == '_' || *in == '.' || *in == '~')
|
||
|
{
|
||
|
count++;
|
||
|
}
|
||
|
else if( *in == ' ' )
|
||
|
{
|
||
|
count++;
|
||
|
}
|
||
|
else
|
||
|
{
|
||
|
count+=3;
|
||
|
}
|
||
|
in++;
|
||
|
}
|
||
|
}
|
||
|
return count;
|
||
|
}
|