Tyler Lisowski / HTTPClientAuthAndPathExtension

HTTP Client with hardcoded authorization for supertweet proxy server.

Dependents:   twitterCoffeeMakerFinal iCoffee

Fork of HTTPClientAuthAndPathExtension by Joseph Lind

data/HTTPMap.cpp@18:da79dd7e9df2, 2014-04-23 (annotated)

Committer:
tlisowski3
Date:
Wed Apr 23 18:37:32 2014 +0000
Revision:
18:da79dd7e9df2
Parent:
17:951bf897ba01 
HTTP Client with authorization hardcoded in

Who changed what in which revision?

UserRevisionLine numberNew contents of line
jlind6 17:951bf897ba01 1 /* HTTPMap.cpp */
jlind6 17:951bf897ba01 2 /* Copyright (C) 2012 mbed.org, MIT License
jlind6 17:951bf897ba01 3 *
jlind6 17:951bf897ba01 4 * Permission is hereby granted, free of charge, to any person obtaining a copy of this software
jlind6 17:951bf897ba01 5 * and associated documentation files (the "Software"), to deal in the Software without restriction,
jlind6 17:951bf897ba01 6 * including without limitation the rights to use, copy, modify, merge, publish, distribute,
jlind6 17:951bf897ba01 7 * sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is
jlind6 17:951bf897ba01 8 * furnished to do so, subject to the following conditions:
jlind6 17:951bf897ba01 9 *
jlind6 17:951bf897ba01 10 * The above copyright notice and this permission notice shall be included in all copies or
jlind6 17:951bf897ba01 11 * substantial portions of the Software.
jlind6 17:951bf897ba01 12 *
jlind6 17:951bf897ba01 13 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
jlind6 17:951bf897ba01 14 * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
jlind6 17:951bf897ba01 15 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
jlind6 17:951bf897ba01 16 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
jlind6 17:951bf897ba01 17 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
jlind6 17:951bf897ba01 18 */
jlind6 17:951bf897ba01 19
jlind6 17:951bf897ba01 20 #include "HTTPMap.h"
jlind6 17:951bf897ba01 21
jlind6 17:951bf897ba01 22 #include <cstring>
jlind6 17:951bf897ba01 23
jlind6 17:951bf897ba01 24 #include <cctype>
jlind6 17:951bf897ba01 25
jlind6 17:951bf897ba01 26 #define OK 0
jlind6 17:951bf897ba01 27
jlind6 17:951bf897ba01 28 using std::strncpy;
jlind6 17:951bf897ba01 29
jlind6 17:951bf897ba01 30 HTTPMap::HTTPMap() : m_pos(0), m_count(0)
jlind6 17:951bf897ba01 31 {
jlind6 17:951bf897ba01 32
jlind6 17:951bf897ba01 33 }
jlind6 17:951bf897ba01 34
jlind6 17:951bf897ba01 35 void HTTPMap::put(const char* key, const char* value)
jlind6 17:951bf897ba01 36 {
jlind6 17:951bf897ba01 37 if(m_count >= HTTPMAP_TABLE_SIZE)
jlind6 17:951bf897ba01 38 {
jlind6 17:951bf897ba01 39 return;
jlind6 17:951bf897ba01 40 }
jlind6 17:951bf897ba01 41 m_keys[m_count] = key;
jlind6 17:951bf897ba01 42 m_values[m_count] = value;
jlind6 17:951bf897ba01 43 m_count++;
jlind6 17:951bf897ba01 44 }
jlind6 17:951bf897ba01 45
jlind6 17:951bf897ba01 46 void HTTPMap::clear()
jlind6 17:951bf897ba01 47 {
jlind6 17:951bf897ba01 48 m_count = 0;
jlind6 17:951bf897ba01 49 m_pos = 0;
jlind6 17:951bf897ba01 50 }
jlind6 17:951bf897ba01 51
jlind6 17:951bf897ba01 52 /*virtual*/ void HTTPMap::readReset()
jlind6 17:951bf897ba01 53 {
jlind6 17:951bf897ba01 54 m_pos = 0;
jlind6 17:951bf897ba01 55 }
jlind6 17:951bf897ba01 56
jlind6 17:951bf897ba01 57 /*virtual*/ int HTTPMap::read(char* buf, size_t len, size_t* pReadLen)
jlind6 17:951bf897ba01 58 {
jlind6 17:951bf897ba01 59 if(m_pos >= m_count)
jlind6 17:951bf897ba01 60 {
jlind6 17:951bf897ba01 61 *pReadLen = 0;
jlind6 17:951bf897ba01 62 m_pos = 0;
jlind6 17:951bf897ba01 63 return OK;
jlind6 17:951bf897ba01 64 }
jlind6 17:951bf897ba01 65
jlind6 17:951bf897ba01 66 //URL encode
jlind6 17:951bf897ba01 67 char* out = buf;
jlind6 17:951bf897ba01 68 const char* in = m_keys[m_pos];
jlind6 17:951bf897ba01 69 if( (m_pos != 0) && (out - buf < len - 1) )
jlind6 17:951bf897ba01 70 {
jlind6 17:951bf897ba01 71 *out='&';
jlind6 17:951bf897ba01 72 out++;
jlind6 17:951bf897ba01 73 }
jlind6 17:951bf897ba01 74
jlind6 17:951bf897ba01 75 while( (*in != '\0') && (out - buf < len - 3) )
jlind6 17:951bf897ba01 76 {
jlind6 17:951bf897ba01 77 if (std::isalnum(*in) || *in == '-' || *in == '_' || *in == '.' || *in == '~')
jlind6 17:951bf897ba01 78 {
jlind6 17:951bf897ba01 79 *out = *in;
jlind6 17:951bf897ba01 80 out++;
jlind6 17:951bf897ba01 81 }
jlind6 17:951bf897ba01 82 else if( *in == ' ' )
jlind6 17:951bf897ba01 83 {
jlind6 17:951bf897ba01 84 *out='+';
jlind6 17:951bf897ba01 85 out++;
jlind6 17:951bf897ba01 86 }
jlind6 17:951bf897ba01 87 else
jlind6 17:951bf897ba01 88 {
jlind6 17:951bf897ba01 89 char hex[] = "0123456789abcdef";
jlind6 17:951bf897ba01 90 *out='%';
jlind6 17:951bf897ba01 91 out++;
jlind6 17:951bf897ba01 92 *out=hex[(*in>>4)&0xf];
jlind6 17:951bf897ba01 93 out++;
jlind6 17:951bf897ba01 94 *out=hex[(*in)&0xf];
jlind6 17:951bf897ba01 95 out++;
jlind6 17:951bf897ba01 96 }
jlind6 17:951bf897ba01 97 in++;
jlind6 17:951bf897ba01 98 }
jlind6 17:951bf897ba01 99
jlind6 17:951bf897ba01 100 if( out - buf < len - 1 )
jlind6 17:951bf897ba01 101 {
jlind6 17:951bf897ba01 102 *out='=';
jlind6 17:951bf897ba01 103 out++;
jlind6 17:951bf897ba01 104 }
jlind6 17:951bf897ba01 105
jlind6 17:951bf897ba01 106 in = m_values[m_pos];
jlind6 17:951bf897ba01 107 while( (*in != '\0') && (out - buf < len - 3) )
jlind6 17:951bf897ba01 108 {
jlind6 17:951bf897ba01 109 if (std::isalnum(*in) || *in == '-' || *in == '_' || *in == '.' || *in == '~')
jlind6 17:951bf897ba01 110 {
jlind6 17:951bf897ba01 111 *out = *in;
jlind6 17:951bf897ba01 112 out++;
jlind6 17:951bf897ba01 113 }
jlind6 17:951bf897ba01 114 else if( *in == ' ' )
jlind6 17:951bf897ba01 115 {
jlind6 17:951bf897ba01 116 *out='+';
jlind6 17:951bf897ba01 117 out++;
jlind6 17:951bf897ba01 118 }
jlind6 17:951bf897ba01 119 else
jlind6 17:951bf897ba01 120 {
jlind6 17:951bf897ba01 121 char hex[] = "0123456789abcdef";
jlind6 17:951bf897ba01 122 *out='%';
jlind6 17:951bf897ba01 123 out++;
jlind6 17:951bf897ba01 124 *out=hex[(*in>>4)&0xf];
jlind6 17:951bf897ba01 125 out++;
jlind6 17:951bf897ba01 126 *out=hex[(*in)&0xf];
jlind6 17:951bf897ba01 127 out++;
jlind6 17:951bf897ba01 128 }
jlind6 17:951bf897ba01 129 in++;
jlind6 17:951bf897ba01 130 }
jlind6 17:951bf897ba01 131
jlind6 17:951bf897ba01 132 *pReadLen = out - buf;
jlind6 17:951bf897ba01 133
jlind6 17:951bf897ba01 134 m_pos++;
jlind6 17:951bf897ba01 135 return OK;
jlind6 17:951bf897ba01 136 }
jlind6 17:951bf897ba01 137
jlind6 17:951bf897ba01 138 /*virtual*/ int HTTPMap::getDataType(char* type, size_t maxTypeLen) //Internet media type for Content-Type header
jlind6 17:951bf897ba01 139 {
jlind6 17:951bf897ba01 140 strncpy(type, "application/x-www-form-urlencoded", maxTypeLen-1);
jlind6 17:951bf897ba01 141 type[maxTypeLen-1] = '\0';
jlind6 17:951bf897ba01 142 return OK;
jlind6 17:951bf897ba01 143 }
jlind6 17:951bf897ba01 144
jlind6 17:951bf897ba01 145 /*virtual*/ bool HTTPMap::getIsChunked() //For Transfer-Encoding header
jlind6 17:951bf897ba01 146 {
jlind6 17:951bf897ba01 147 return false; ////Data is computed one key/value pair at a time
jlind6 17:951bf897ba01 148 }
jlind6 17:951bf897ba01 149
jlind6 17:951bf897ba01 150 /*virtual*/ size_t HTTPMap::getDataLen() //For Content-Length header
jlind6 17:951bf897ba01 151 {
jlind6 17:951bf897ba01 152 size_t count = 0;
jlind6 17:951bf897ba01 153 for(size_t i = 0; i< m_count; i++)
jlind6 17:951bf897ba01 154 {
jlind6 17:951bf897ba01 155 //URL encode
jlind6 17:951bf897ba01 156 const char* in = m_keys[i];
jlind6 17:951bf897ba01 157 if( i != 0 )
jlind6 17:951bf897ba01 158 {
jlind6 17:951bf897ba01 159 count++;
jlind6 17:951bf897ba01 160 }
jlind6 17:951bf897ba01 161
jlind6 17:951bf897ba01 162 while( (*in != '\0') )
jlind6 17:951bf897ba01 163 {
jlind6 17:951bf897ba01 164 if (std::isalnum(*in) || *in == '-' || *in == '_' || *in == '.' || *in == '~')
jlind6 17:951bf897ba01 165 {
jlind6 17:951bf897ba01 166 count++;
jlind6 17:951bf897ba01 167 }
jlind6 17:951bf897ba01 168 else if( *in == ' ' )
jlind6 17:951bf897ba01 169 {
jlind6 17:951bf897ba01 170 count++;
jlind6 17:951bf897ba01 171 }
jlind6 17:951bf897ba01 172 else
jlind6 17:951bf897ba01 173 {
jlind6 17:951bf897ba01 174 count+=3;
jlind6 17:951bf897ba01 175 }
jlind6 17:951bf897ba01 176 in++;
jlind6 17:951bf897ba01 177 }
jlind6 17:951bf897ba01 178
jlind6 17:951bf897ba01 179 count ++;
jlind6 17:951bf897ba01 180
jlind6 17:951bf897ba01 181 in = m_values[i];
jlind6 17:951bf897ba01 182 while( (*in != '\0') )
jlind6 17:951bf897ba01 183 {
jlind6 17:951bf897ba01 184 if (std::isalnum(*in) || *in == '-' || *in == '_' || *in == '.' || *in == '~')
jlind6 17:951bf897ba01 185 {
jlind6 17:951bf897ba01 186 count++;
jlind6 17:951bf897ba01 187 }
jlind6 17:951bf897ba01 188 else if( *in == ' ' )
jlind6 17:951bf897ba01 189 {
jlind6 17:951bf897ba01 190 count++;
jlind6 17:951bf897ba01 191 }
jlind6 17:951bf897ba01 192 else
jlind6 17:951bf897ba01 193 {
jlind6 17:951bf897ba01 194 count+=3;
jlind6 17:951bf897ba01 195 }
jlind6 17:951bf897ba01 196 in++;
jlind6 17:951bf897ba01 197 }
jlind6 17:951bf897ba01 198 }
jlind6 17:951bf897ba01 199 return count;
jlind6 17:951bf897ba01 200 }