Fang Bao / HTTPClient

HTTPClient

Fork of HTTPClient by Donatien Garnier

HTTPClient.cpp@19:1211b05ba323, 2014-10-10 (annotated)

Committer:
fangbao
Date:
Fri Oct 10 09:41:01 2014 +0000
Revision:
19:1211b05ba323
Parent:
18:277279a1891e 
Fix an issue: the server might send back "Access-Control-Allow-Credentials: true" in the Response Headers. The length of the key in that header is 33 bytes, which is larger than the size of the 'key' buffer (32 bytes).

Who changed what in which revision?

UserRevisionLine numberNew contents of line
donatien 0:2ccb9960a044 1 /* HTTPClient.cpp */
donatien 10:e1351de84c16 2 /* Copyright (C) 2012 mbed.org, MIT License
donatien 10:e1351de84c16 3 *
donatien 10:e1351de84c16 4 * Permission is hereby granted, free of charge, to any person obtaining a copy of this software
donatien 10:e1351de84c16 5 * and associated documentation files (the "Software"), to deal in the Software without restriction,
donatien 10:e1351de84c16 6 * including without limitation the rights to use, copy, modify, merge, publish, distribute,
donatien 10:e1351de84c16 7 * sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is
donatien 10:e1351de84c16 8 * furnished to do so, subject to the following conditions:
donatien 10:e1351de84c16 9 *
donatien 10:e1351de84c16 10 * The above copyright notice and this permission notice shall be included in all copies or
donatien 10:e1351de84c16 11 * substantial portions of the Software.
donatien 10:e1351de84c16 12 *
donatien 10:e1351de84c16 13 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
donatien 10:e1351de84c16 14 * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
donatien 10:e1351de84c16 15 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
donatien 10:e1351de84c16 16 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
donatien 10:e1351de84c16 17 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
donatien 10:e1351de84c16 18 */
donatien 0:2ccb9960a044 19
donatien 7:4e39864f7b15 20 //Debug is disabled by default
donatien 16:1f743885e7de 21 #if 0
donatien 12:89d09a6db00a 22 //Enable debug
donatien 11:390362de8c3f 23 #include <cstdio>
donatien 16:1f743885e7de 24 #define DBG(x, ...) std::printf("[HTTPClient : DBG]"x"\r\n", ##__VA_ARGS__);
donatien 11:390362de8c3f 25 #define WARN(x, ...) std::printf("[HTTPClient : WARN]"x"\r\n", ##__VA_ARGS__);
donatien 11:390362de8c3f 26 #define ERR(x, ...) std::printf("[HTTPClient : ERR]"x"\r\n", ##__VA_ARGS__);
donatien 12:89d09a6db00a 27
donatien 12:89d09a6db00a 28 #else
donatien 12:89d09a6db00a 29 //Disable debug
donatien 12:89d09a6db00a 30 #define DBG(x, ...)
donatien 12:89d09a6db00a 31 #define WARN(x, ...)
donatien 12:89d09a6db00a 32 #define ERR(x, ...)
donatien 12:89d09a6db00a 33
donatien 7:4e39864f7b15 34 #endif
donatien 0:2ccb9960a044 35
donatien 0:2ccb9960a044 36 #define HTTP_PORT 80
donatien 0:2ccb9960a044 37
donatien 11:390362de8c3f 38 #define OK 0
donatien 11:390362de8c3f 39
donatien 11:390362de8c3f 40 #define MIN(x,y) (((x)<(y))?(x):(y))
donatien 11:390362de8c3f 41 #define MAX(x,y) (((x)>(y))?(x):(y))
donatien 11:390362de8c3f 42
donatien 0:2ccb9960a044 43 #define CHUNK_SIZE 256
fangbao 19:1211b05ba323 44 #define KEYVALUE_SIZE 48
donatien 0:2ccb9960a044 45
donatien 0:2ccb9960a044 46 #include <cstring>
donatien 0:2ccb9960a044 47
donatien 11:390362de8c3f 48 #include "HTTPClient.h"
donatien 11:390362de8c3f 49
donatien 0:2ccb9960a044 50 HTTPClient::HTTPClient() :
donatien 7:4e39864f7b15 51 m_sock(), m_basicAuthUser(NULL), m_basicAuthPassword(NULL), m_httpResponseCode(0)
donatien 0:2ccb9960a044 52 {
donatien 0:2ccb9960a044 53
donatien 0:2ccb9960a044 54 }
donatien 0:2ccb9960a044 55
donatien 0:2ccb9960a044 56 HTTPClient::~HTTPClient()
donatien 0:2ccb9960a044 57 {
donatien 0:2ccb9960a044 58
donatien 0:2ccb9960a044 59 }
donatien 0:2ccb9960a044 60
donatien 0:2ccb9960a044 61 #if 0
donatien 0:2ccb9960a044 62 void HTTPClient::basicAuth(const char* user, const char* password) //Basic Authentification
donatien 0:2ccb9960a044 63 {
donatien 0:2ccb9960a044 64 m_basicAuthUser = user;
donatien 0:2ccb9960a044 65 m_basicAuthPassword = password;
donatien 0:2ccb9960a044 66 }
donatien 0:2ccb9960a044 67 #endif
donatien 0:2ccb9960a044 68
donatien 12:89d09a6db00a 69 HTTPResult HTTPClient::get(const char* url, IHTTPDataIn* pDataIn, int timeout /*= HTTP_CLIENT_DEFAULT_TIMEOUT*/) //Blocking
donatien 0:2ccb9960a044 70 {
donatien 0:2ccb9960a044 71 return connect(url, HTTP_GET, NULL, pDataIn, timeout);
donatien 0:2ccb9960a044 72 }
donatien 0:2ccb9960a044 73
donatien 12:89d09a6db00a 74 HTTPResult HTTPClient::get(const char* url, char* result, size_t maxResultLen, int timeout /*= HTTP_CLIENT_DEFAULT_TIMEOUT*/) //Blocking
donatien 0:2ccb9960a044 75 {
donatien 0:2ccb9960a044 76 HTTPText str(result, maxResultLen);
donatien 0:2ccb9960a044 77 return get(url, &str, timeout);
donatien 0:2ccb9960a044 78 }
donatien 0:2ccb9960a044 79
donatien 12:89d09a6db00a 80 HTTPResult HTTPClient::post(const char* url, const IHTTPDataOut& dataOut, IHTTPDataIn* pDataIn, int timeout /*= HTTP_CLIENT_DEFAULT_TIMEOUT*/) //Blocking
donatien 0:2ccb9960a044 81 {
donatien 0:2ccb9960a044 82 return connect(url, HTTP_POST, (IHTTPDataOut*)&dataOut, pDataIn, timeout);
donatien 0:2ccb9960a044 83 }
donatien 0:2ccb9960a044 84
donatien 16:1f743885e7de 85 HTTPResult HTTPClient::put(const char* url, const IHTTPDataOut& dataOut, IHTTPDataIn* pDataIn, int timeout /*= HTTP_CLIENT_DEFAULT_TIMEOUT*/) //Blocking
donatien 16:1f743885e7de 86 {
donatien 16:1f743885e7de 87 return connect(url, HTTP_PUT, (IHTTPDataOut*)&dataOut, pDataIn, timeout);
donatien 16:1f743885e7de 88 }
donatien 16:1f743885e7de 89
donatien 16:1f743885e7de 90 HTTPResult HTTPClient::del(const char* url, IHTTPDataIn* pDataIn, int timeout /*= HTTP_CLIENT_DEFAULT_TIMEOUT*/) //Blocking
donatien 16:1f743885e7de 91 {
donatien 16:1f743885e7de 92 return connect(url, HTTP_DELETE, NULL, pDataIn, timeout);
donatien 16:1f743885e7de 93 }
donatien 16:1f743885e7de 94
donatien 16:1f743885e7de 95
donatien 0:2ccb9960a044 96 int HTTPClient::getHTTPResponseCode()
donatien 0:2ccb9960a044 97 {
donatien 0:2ccb9960a044 98 return m_httpResponseCode;
donatien 0:2ccb9960a044 99 }
donatien 0:2ccb9960a044 100
donatien 5:791fc3dcb6c4 101 #define CHECK_CONN_ERR(ret) \
donatien 5:791fc3dcb6c4 102 do{ \
donatien 7:4e39864f7b15 103 if(ret) { \
donatien 7:4e39864f7b15 104 m_sock.close(); \
donatien 5:791fc3dcb6c4 105 ERR("Connection error (%d)", ret); \
donatien 11:390362de8c3f 106 return HTTP_CONN; \
donatien 5:791fc3dcb6c4 107 } \
donatien 5:791fc3dcb6c4 108 } while(0)
donatien 5:791fc3dcb6c4 109
donatien 5:791fc3dcb6c4 110 #define PRTCL_ERR() \
donatien 5:791fc3dcb6c4 111 do{ \
donatien 7:4e39864f7b15 112 m_sock.close(); \
donatien 5:791fc3dcb6c4 113 ERR("Protocol error"); \
donatien 11:390362de8c3f 114 return HTTP_PRTCL; \
donatien 5:791fc3dcb6c4 115 } while(0)
donatien 0:2ccb9960a044 116
donatien 12:89d09a6db00a 117 HTTPResult HTTPClient::connect(const char* url, HTTP_METH method, IHTTPDataOut* pDataOut, IHTTPDataIn* pDataIn, int timeout) //Execute request
donatien 12:89d09a6db00a 118 {
donatien 0:2ccb9960a044 119 m_httpResponseCode = 0; //Invalidate code
donatien 0:2ccb9960a044 120 m_timeout = timeout;
donatien 16:1f743885e7de 121
donatien 16:1f743885e7de 122 pDataIn->writeReset();
donatien 16:1f743885e7de 123 if( pDataOut )
donatien 16:1f743885e7de 124 {
donatien 16:1f743885e7de 125 pDataOut->readReset();
donatien 16:1f743885e7de 126 }
donatien 0:2ccb9960a044 127
donatien 0:2ccb9960a044 128 char scheme[8];
donatien 0:2ccb9960a044 129 uint16_t port;
donatien 0:2ccb9960a044 130 char host[32];
donatien 0:2ccb9960a044 131 char path[64];
donatien 0:2ccb9960a044 132 //First we need to parse the url (http[s]://host[:port][/[path]]) -- HTTPS not supported (yet?)
donatien 11:390362de8c3f 133 HTTPResult res = parseURL(url, scheme, sizeof(scheme), host, sizeof(host), &port, path, sizeof(path));
donatien 11:390362de8c3f 134 if(res != HTTP_OK)
donatien 0:2ccb9960a044 135 {
donatien 11:390362de8c3f 136 ERR("parseURL returned %d", res);
donatien 11:390362de8c3f 137 return res;
donatien 0:2ccb9960a044 138 }
donatien 0:2ccb9960a044 139
donatien 0:2ccb9960a044 140 if(port == 0) //TODO do handle HTTPS->443
donatien 0:2ccb9960a044 141 {
donatien 0:2ccb9960a044 142 port = 80;
donatien 0:2ccb9960a044 143 }
donatien 0:2ccb9960a044 144
donatien 0:2ccb9960a044 145 DBG("Scheme: %s", scheme);
donatien 0:2ccb9960a044 146 DBG("Host: %s", host);
donatien 0:2ccb9960a044 147 DBG("Port: %d", port);
donatien 0:2ccb9960a044 148 DBG("Path: %s", path);
donatien 0:2ccb9960a044 149
donatien 7:4e39864f7b15 150 //Connect
donatien 7:4e39864f7b15 151 DBG("Connecting socket to server");
donatien 11:390362de8c3f 152 int ret = m_sock.connect(host, port);
donatien 0:2ccb9960a044 153 if (ret < 0)
donatien 0:2ccb9960a044 154 {
donatien 7:4e39864f7b15 155 m_sock.close();
donatien 0:2ccb9960a044 156 ERR("Could not connect");
donatien 11:390362de8c3f 157 return HTTP_CONN;
donatien 0:2ccb9960a044 158 }
donatien 0:2ccb9960a044 159
donatien 0:2ccb9960a044 160 //Send request
donatien 0:2ccb9960a044 161 DBG("Sending request");
donatien 9:ff30cc189191 162 char buf[CHUNK_SIZE];
donatien 16:1f743885e7de 163 const char* meth = (method==HTTP_GET)?"GET":(method==HTTP_POST)?"POST":(method==HTTP_PUT)?"PUT":(method==HTTP_DELETE)?"DELETE":"";
donatien 9:ff30cc189191 164 snprintf(buf, sizeof(buf), "%s %s HTTP/1.1\r\nHost: %s\r\n", meth, path, host); //Write request
donatien 9:ff30cc189191 165 ret = send(buf);
donatien 0:2ccb9960a044 166 if(ret)
donatien 0:2ccb9960a044 167 {
donatien 7:4e39864f7b15 168 m_sock.close();
donatien 0:2ccb9960a044 169 ERR("Could not write request");
donatien 11:390362de8c3f 170 return HTTP_CONN;
donatien 0:2ccb9960a044 171 }
donatien 0:2ccb9960a044 172
donatien 0:2ccb9960a044 173 //Send all headers
donatien 0:2ccb9960a044 174
donatien 0:2ccb9960a044 175 //Send default headers
donatien 0:2ccb9960a044 176 DBG("Sending headers");
donatien 16:1f743885e7de 177 if( pDataOut != NULL )
donatien 0:2ccb9960a044 178 {
donatien 0:2ccb9960a044 179 if( pDataOut->getIsChunked() )
donatien 0:2ccb9960a044 180 {
donatien 0:2ccb9960a044 181 ret = send("Transfer-Encoding: chunked\r\n");
donatien 5:791fc3dcb6c4 182 CHECK_CONN_ERR(ret);
donatien 0:2ccb9960a044 183 }
donatien 0:2ccb9960a044 184 else
donatien 0:2ccb9960a044 185 {
donatien 9:ff30cc189191 186 snprintf(buf, sizeof(buf), "Content-Length: %d\r\n", pDataOut->getDataLen());
donatien 9:ff30cc189191 187 ret = send(buf);
donatien 5:791fc3dcb6c4 188 CHECK_CONN_ERR(ret);
donatien 0:2ccb9960a044 189 }
donatien 0:2ccb9960a044 190 char type[48];
donatien 11:390362de8c3f 191 if( pDataOut->getDataType(type, 48) == HTTP_OK )
donatien 0:2ccb9960a044 192 {
donatien 9:ff30cc189191 193 snprintf(buf, sizeof(buf), "Content-Type: %s\r\n", type);
donatien 9:ff30cc189191 194 ret = send(buf);
donatien 5:791fc3dcb6c4 195 CHECK_CONN_ERR(ret);
donatien 0:2ccb9960a044 196 }
donatien 17:679e15a3d3db 197
donatien 17:679e15a3d3db 198 //Send specific headers
donatien 17:679e15a3d3db 199 while( pDataOut->getHeader(buf, sizeof(buf) - 3) ) //must have space left for CRLF + 0 terminating char
donatien 17:679e15a3d3db 200 {
donatien 17:679e15a3d3db 201 size_t headerlen = strlen(buf);
donatien 17:679e15a3d3db 202 snprintf(buf + headerlen, sizeof(buf) - headerlen, "\r\n");
donatien 17:679e15a3d3db 203 ret = send(buf);
donatien 17:679e15a3d3db 204 CHECK_CONN_ERR(ret);
donatien 17:679e15a3d3db 205 }
donatien 17:679e15a3d3db 206 }
donatien 17:679e15a3d3db 207
donatien 17:679e15a3d3db 208 //Send specific headers
donatien 17:679e15a3d3db 209 while( pDataIn->getHeader(buf, sizeof(buf) - 3) )
donatien 17:679e15a3d3db 210 {
donatien 17:679e15a3d3db 211 size_t headerlen = strlen(buf);
donatien 17:679e15a3d3db 212 snprintf(buf + headerlen, sizeof(buf) - headerlen, "\r\n");
donatien 17:679e15a3d3db 213 ret = send(buf);
donatien 17:679e15a3d3db 214 CHECK_CONN_ERR(ret);
donatien 0:2ccb9960a044 215 }
donatien 9:ff30cc189191 216
donatien 0:2ccb9960a044 217 //Close headers
donatien 0:2ccb9960a044 218 DBG("Headers sent");
donatien 0:2ccb9960a044 219 ret = send("\r\n");
donatien 5:791fc3dcb6c4 220 CHECK_CONN_ERR(ret);
donatien 0:2ccb9960a044 221
donatien 4:c071b05ac026 222 size_t trfLen;
donatien 9:ff30cc189191 223
donatien 16:1f743885e7de 224 //Send data (if available)
donatien 16:1f743885e7de 225 if( pDataOut != NULL )
donatien 0:2ccb9960a044 226 {
donatien 0:2ccb9960a044 227 DBG("Sending data");
donatien 0:2ccb9960a044 228 while(true)
donatien 0:2ccb9960a044 229 {
donatien 0:2ccb9960a044 230 size_t writtenLen = 0;
donatien 0:2ccb9960a044 231 pDataOut->read(buf, CHUNK_SIZE, &trfLen);
donatien 0:2ccb9960a044 232 if( pDataOut->getIsChunked() )
donatien 0:2ccb9960a044 233 {
donatien 0:2ccb9960a044 234 //Write chunk header
donatien 9:ff30cc189191 235 char chunkHeader[16];
donatien 9:ff30cc189191 236 snprintf(chunkHeader, sizeof(chunkHeader), "%X\r\n", trfLen); //In hex encoding
donatien 9:ff30cc189191 237 ret = send(chunkHeader);
donatien 5:791fc3dcb6c4 238 CHECK_CONN_ERR(ret);
donatien 0:2ccb9960a044 239 }
donatien 0:2ccb9960a044 240 else if( trfLen == 0 )
donatien 0:2ccb9960a044 241 {
donatien 0:2ccb9960a044 242 break;
donatien 0:2ccb9960a044 243 }
donatien 0:2ccb9960a044 244 if( trfLen != 0 )
donatien 0:2ccb9960a044 245 {
donatien 0:2ccb9960a044 246 ret = send(buf, trfLen);
donatien 5:791fc3dcb6c4 247 CHECK_CONN_ERR(ret);
donatien 0:2ccb9960a044 248 }
donatien 0:2ccb9960a044 249
donatien 0:2ccb9960a044 250 if( pDataOut->getIsChunked() )
donatien 0:2ccb9960a044 251 {
donatien 0:2ccb9960a044 252 ret = send("\r\n"); //Chunk-terminating CRLF
donatien 5:791fc3dcb6c4 253 CHECK_CONN_ERR(ret);
donatien 0:2ccb9960a044 254 }
donatien 0:2ccb9960a044 255 else
donatien 0:2ccb9960a044 256 {
donatien 0:2ccb9960a044 257 writtenLen += trfLen;
donatien 0:2ccb9960a044 258 if( writtenLen >= pDataOut->getDataLen() )
donatien 0:2ccb9960a044 259 {
donatien 0:2ccb9960a044 260 break;
donatien 0:2ccb9960a044 261 }
donatien 0:2ccb9960a044 262 }
donatien 0:2ccb9960a044 263
donatien 0:2ccb9960a044 264 if( trfLen == 0 )
donatien 0:2ccb9960a044 265 {
donatien 0:2ccb9960a044 266 break;
donatien 0:2ccb9960a044 267 }
donatien 0:2ccb9960a044 268 }
donatien 0:2ccb9960a044 269 }
donatien 9:ff30cc189191 270
donatien 0:2ccb9960a044 271 //Receive response
donatien 0:2ccb9960a044 272 DBG("Receiving response");
donatien 17:679e15a3d3db 273 ret = recv(buf, 1, CHUNK_SIZE - 1, &trfLen); //Read n bytes
donatien 5:791fc3dcb6c4 274 CHECK_CONN_ERR(ret);
donatien 0:2ccb9960a044 275
donatien 0:2ccb9960a044 276 buf[trfLen] = '\0';
donatien 0:2ccb9960a044 277
donatien 17:679e15a3d3db 278 //Make sure we got the first response line
donatien 17:679e15a3d3db 279 char* crlfPtr = NULL;
donatien 17:679e15a3d3db 280 while( true )
donatien 17:679e15a3d3db 281 {
donatien 17:679e15a3d3db 282 crlfPtr = strstr(buf, "\r\n");
donatien 0:2ccb9960a044 283 if(crlfPtr == NULL)
donatien 0:2ccb9960a044 284 {
donatien 17:679e15a3d3db 285 if( trfLen < CHUNK_SIZE - 1 )
donatien 17:679e15a3d3db 286 {
donatien 17:679e15a3d3db 287 size_t newTrfLen;
donatien 17:679e15a3d3db 288 ret = recv(buf + trfLen, 1, CHUNK_SIZE - trfLen - 1, &newTrfLen);
donatien 17:679e15a3d3db 289 trfLen += newTrfLen;
donatien 17:679e15a3d3db 290 buf[trfLen] = '\0';
donatien 17:679e15a3d3db 291 DBG("Read %d chars; In buf: [%s]", newTrfLen, buf);
donatien 17:679e15a3d3db 292 CHECK_CONN_ERR(ret);
donatien 17:679e15a3d3db 293 continue;
donatien 17:679e15a3d3db 294 }
donatien 17:679e15a3d3db 295 else
donatien 17:679e15a3d3db 296 {
donatien 5:791fc3dcb6c4 297 PRTCL_ERR();
donatien 0:2ccb9960a044 298 }
donatien 17:679e15a3d3db 299 }
donatien 17:679e15a3d3db 300 break;
donatien 17:679e15a3d3db 301 }
donatien 0:2ccb9960a044 302
donatien 4:c071b05ac026 303 int crlfPos = crlfPtr - buf;
donatien 0:2ccb9960a044 304 buf[crlfPos] = '\0';
donatien 0:2ccb9960a044 305
donatien 0:2ccb9960a044 306 //Parse HTTP response
donatien 17:679e15a3d3db 307 //if( sscanf(buf, "HTTP/%*d.%*d %d %*[^\r\n]", &m_httpResponseCode) != 1 )
donatien 17:679e15a3d3db 308 if(crlfPos > 13)
donatien 17:679e15a3d3db 309 {
donatien 17:679e15a3d3db 310 buf[13] = '\0';
donatien 17:679e15a3d3db 311 }
donatien 17:679e15a3d3db 312 if( sscanf(buf, "HTTP/%*d.%*d %d", &m_httpResponseCode) != 1 ) //Kludge for newlib nano
donatien 0:2ccb9960a044 313 {
donatien 0:2ccb9960a044 314 //Cannot match string, error
donatien 0:2ccb9960a044 315 ERR("Not a correct HTTP answer : %s\n", buf);
donatien 5:791fc3dcb6c4 316 PRTCL_ERR();
donatien 0:2ccb9960a044 317 }
donatien 0:2ccb9960a044 318
donatien 16:1f743885e7de 319 if( (m_httpResponseCode < 200) || (m_httpResponseCode >= 300) )
donatien 0:2ccb9960a044 320 {
donatien 16:1f743885e7de 321 //Did not return a 2xx code; TODO fetch headers/(&data?) anyway and implement a mean of writing/reading headers
donatien 0:2ccb9960a044 322 WARN("Response code %d", m_httpResponseCode);
donatien 5:791fc3dcb6c4 323 PRTCL_ERR();
donatien 0:2ccb9960a044 324 }
donatien 0:2ccb9960a044 325
donatien 0:2ccb9960a044 326 DBG("Reading headers");
donatien 0:2ccb9960a044 327
donatien 4:c071b05ac026 328 memmove(buf, &buf[crlfPos+2], trfLen - (crlfPos + 2) + 1); //Be sure to move NULL-terminating char as well
donatien 0:2ccb9960a044 329 trfLen -= (crlfPos + 2);
donatien 0:2ccb9960a044 330
donatien 4:c071b05ac026 331 size_t recvContentLength = 0;
donatien 4:c071b05ac026 332 bool recvChunked = false;
donatien 17:679e15a3d3db 333 bool recvLengthUnknown = true;
donatien 0:2ccb9960a044 334 //Now get headers
donatien 0:2ccb9960a044 335 while( true )
donatien 0:2ccb9960a044 336 {
donatien 0:2ccb9960a044 337 crlfPtr = strstr(buf, "\r\n");
donatien 0:2ccb9960a044 338 if(crlfPtr == NULL)
donatien 0:2ccb9960a044 339 {
donatien 4:c071b05ac026 340 if( trfLen < CHUNK_SIZE - 1 )
donatien 0:2ccb9960a044 341 {
donatien 0:2ccb9960a044 342 size_t newTrfLen;
donatien 0:2ccb9960a044 343 ret = recv(buf + trfLen, 1, CHUNK_SIZE - trfLen - 1, &newTrfLen);
donatien 0:2ccb9960a044 344 trfLen += newTrfLen;
donatien 0:2ccb9960a044 345 buf[trfLen] = '\0';
donatien 4:c071b05ac026 346 DBG("Read %d chars; In buf: [%s]", newTrfLen, buf);
donatien 5:791fc3dcb6c4 347 CHECK_CONN_ERR(ret);
donatien 0:2ccb9960a044 348 continue;
donatien 0:2ccb9960a044 349 }
donatien 0:2ccb9960a044 350 else
donatien 0:2ccb9960a044 351 {
donatien 5:791fc3dcb6c4 352 PRTCL_ERR();
donatien 0:2ccb9960a044 353 }
donatien 0:2ccb9960a044 354 }
donatien 0:2ccb9960a044 355
donatien 0:2ccb9960a044 356 crlfPos = crlfPtr - buf;
donatien 0:2ccb9960a044 357
donatien 0:2ccb9960a044 358 if(crlfPos == 0) //End of headers
donatien 0:2ccb9960a044 359 {
donatien 0:2ccb9960a044 360 DBG("Headers read");
donatien 4:c071b05ac026 361 memmove(buf, &buf[2], trfLen - 2 + 1); //Be sure to move NULL-terminating char as well
donatien 0:2ccb9960a044 362 trfLen -= 2;
donatien 0:2ccb9960a044 363 break;
donatien 0:2ccb9960a044 364 }
donatien 0:2ccb9960a044 365
donatien 0:2ccb9960a044 366 buf[crlfPos] = '\0';
donatien 0:2ccb9960a044 367
fangbao 19:1211b05ba323 368 char key[KEYVALUE_SIZE];
fangbao 19:1211b05ba323 369 char value[KEYVALUE_SIZE];
donatien 0:2ccb9960a044 370
donatien 17:679e15a3d3db 371 //key[31] = '\0';
donatien 17:679e15a3d3db 372 //value[31] = '\0';
donatien 17:679e15a3d3db 373
fangbao 19:1211b05ba323 374 memset(key, 0, KEYVALUE_SIZE);
fangbao 19:1211b05ba323 375 memset(value, 0, KEYVALUE_SIZE);
donatien 4:c071b05ac026 376
donatien 17:679e15a3d3db 377 //int n = sscanf(buf, "%31[^:]: %31[^\r\n]", key, value);
donatien 17:679e15a3d3db 378
donatien 17:679e15a3d3db 379 int n = 0;
donatien 17:679e15a3d3db 380
donatien 17:679e15a3d3db 381 char* keyEnd = strchr(buf, ':');
donatien 17:679e15a3d3db 382 if(keyEnd != NULL)
donatien 17:679e15a3d3db 383 {
donatien 17:679e15a3d3db 384 *keyEnd = '\0';
fangbao 19:1211b05ba323 385 if(strlen(buf) < KEYVALUE_SIZE)
donatien 17:679e15a3d3db 386 {
donatien 18:277279a1891e 387 strcpy(key, buf);
donatien 17:679e15a3d3db 388 n++;
donatien 17:679e15a3d3db 389 char* valueStart = keyEnd + 2;
donatien 17:679e15a3d3db 390 if( (valueStart - buf) < crlfPos )
donatien 17:679e15a3d3db 391 {
fangbao 19:1211b05ba323 392 if(strlen(valueStart) < KEYVALUE_SIZE)
donatien 18:277279a1891e 393 {
donatien 18:277279a1891e 394 strcpy(value, valueStart);
donatien 17:679e15a3d3db 395 n++;
donatien 17:679e15a3d3db 396 }
donatien 17:679e15a3d3db 397 }
donatien 17:679e15a3d3db 398 }
donatien 17:679e15a3d3db 399 }
donatien 0:2ccb9960a044 400 if ( n == 2 )
donatien 0:2ccb9960a044 401 {
donatien 0:2ccb9960a044 402 DBG("Read header : %s: %s\n", key, value);
donatien 0:2ccb9960a044 403 if( !strcmp(key, "Content-Length") )
donatien 0:2ccb9960a044 404 {
donatien 0:2ccb9960a044 405 sscanf(value, "%d", &recvContentLength);
donatien 17:679e15a3d3db 406 recvLengthUnknown = false;
donatien 0:2ccb9960a044 407 pDataIn->setDataLen(recvContentLength);
donatien 0:2ccb9960a044 408 }
donatien 0:2ccb9960a044 409 else if( !strcmp(key, "Transfer-Encoding") )
donatien 0:2ccb9960a044 410 {
donatien 0:2ccb9960a044 411 if( !strcmp(value, "Chunked") || !strcmp(value, "chunked") )
donatien 0:2ccb9960a044 412 {
donatien 0:2ccb9960a044 413 recvChunked = true;
donatien 17:679e15a3d3db 414 recvLengthUnknown = false;
donatien 0:2ccb9960a044 415 pDataIn->setIsChunked(true);
donatien 0:2ccb9960a044 416 }
donatien 0:2ccb9960a044 417 }
donatien 0:2ccb9960a044 418 else if( !strcmp(key, "Content-Type") )
donatien 0:2ccb9960a044 419 {
donatien 0:2ccb9960a044 420 pDataIn->setDataType(value);
donatien 0:2ccb9960a044 421 }
donatien 0:2ccb9960a044 422
donatien 4:c071b05ac026 423 memmove(buf, &buf[crlfPos+2], trfLen - (crlfPos + 2) + 1); //Be sure to move NULL-terminating char as well
donatien 0:2ccb9960a044 424 trfLen -= (crlfPos + 2);
donatien 0:2ccb9960a044 425
donatien 0:2ccb9960a044 426 }
donatien 0:2ccb9960a044 427 else
donatien 0:2ccb9960a044 428 {
donatien 0:2ccb9960a044 429 ERR("Could not parse header");
donatien 5:791fc3dcb6c4 430 PRTCL_ERR();
donatien 0:2ccb9960a044 431 }
donatien 0:2ccb9960a044 432
donatien 0:2ccb9960a044 433 }
donatien 0:2ccb9960a044 434
donatien 0:2ccb9960a044 435 //Receive data
donatien 0:2ccb9960a044 436 DBG("Receiving data");
donatien 0:2ccb9960a044 437 while(true)
donatien 0:2ccb9960a044 438 {
donatien 0:2ccb9960a044 439 size_t readLen = 0;
donatien 0:2ccb9960a044 440
donatien 0:2ccb9960a044 441 if( recvChunked )
donatien 0:2ccb9960a044 442 {
donatien 0:2ccb9960a044 443 //Read chunk header
donatien 14:2744e0c0e527 444 bool foundCrlf;
donatien 14:2744e0c0e527 445 do
donatien 0:2ccb9960a044 446 {
donatien 14:2744e0c0e527 447 foundCrlf = false;
donatien 14:2744e0c0e527 448 crlfPos=0;
donatien 14:2744e0c0e527 449 buf[trfLen]=0;
donatien 14:2744e0c0e527 450 if(trfLen >= 2)
donatien 0:2ccb9960a044 451 {
donatien 14:2744e0c0e527 452 for(; crlfPos < trfLen - 2; crlfPos++)
donatien 14:2744e0c0e527 453 {
donatien 14:2744e0c0e527 454 if( buf[crlfPos] == '\r' && buf[crlfPos + 1] == '\n' )
donatien 14:2744e0c0e527 455 {
donatien 14:2744e0c0e527 456 foundCrlf = true;
donatien 14:2744e0c0e527 457 break;
donatien 14:2744e0c0e527 458 }
donatien 14:2744e0c0e527 459 }
donatien 0:2ccb9960a044 460 }
donatien 14:2744e0c0e527 461 if(!foundCrlf) //Try to read more
donatien 0:2ccb9960a044 462 {
donatien 14:2744e0c0e527 463 if( trfLen < CHUNK_SIZE )
donatien 14:2744e0c0e527 464 {
donatien 14:2744e0c0e527 465 size_t newTrfLen;
donatien 14:2744e0c0e527 466 ret = recv(buf + trfLen, 0, CHUNK_SIZE - trfLen - 1, &newTrfLen);
donatien 14:2744e0c0e527 467 trfLen += newTrfLen;
donatien 14:2744e0c0e527 468 CHECK_CONN_ERR(ret);
donatien 14:2744e0c0e527 469 continue;
donatien 14:2744e0c0e527 470 }
donatien 14:2744e0c0e527 471 else
donatien 14:2744e0c0e527 472 {
donatien 14:2744e0c0e527 473 PRTCL_ERR();
donatien 14:2744e0c0e527 474 }
donatien 0:2ccb9960a044 475 }
donatien 14:2744e0c0e527 476 } while(!foundCrlf);
donatien 0:2ccb9960a044 477 buf[crlfPos] = '\0';
donatien 0:2ccb9960a044 478 int n = sscanf(buf, "%x", &readLen);
donatien 0:2ccb9960a044 479 if(n!=1)
donatien 0:2ccb9960a044 480 {
donatien 15:5ad07f90e895 481 ERR("Could not read chunk length");
donatien 5:791fc3dcb6c4 482 PRTCL_ERR();
donatien 0:2ccb9960a044 483 }
donatien 0:2ccb9960a044 484
donatien 4:c071b05ac026 485 memmove(buf, &buf[crlfPos+2], trfLen - (crlfPos + 2)); //Not need to move NULL-terminating char any more
donatien 0:2ccb9960a044 486 trfLen -= (crlfPos + 2);
donatien 0:2ccb9960a044 487
donatien 0:2ccb9960a044 488 if( readLen == 0 )
donatien 0:2ccb9960a044 489 {
donatien 0:2ccb9960a044 490 //Last chunk
donatien 0:2ccb9960a044 491 break;
donatien 0:2ccb9960a044 492 }
donatien 0:2ccb9960a044 493 }
donatien 0:2ccb9960a044 494 else
donatien 0:2ccb9960a044 495 {
donatien 0:2ccb9960a044 496 readLen = recvContentLength;
donatien 0:2ccb9960a044 497 }
donatien 0:2ccb9960a044 498
donatien 17:679e15a3d3db 499 DBG("Retrieving %d bytes (%d bytes in buffer)", readLen, trfLen);
donatien 0:2ccb9960a044 500
donatien 0:2ccb9960a044 501 do
donatien 0:2ccb9960a044 502 {
donatien 17:679e15a3d3db 503 if(recvLengthUnknown )
donatien 17:679e15a3d3db 504 {
donatien 17:679e15a3d3db 505 readLen = trfLen;
donatien 17:679e15a3d3db 506 }
donatien 0:2ccb9960a044 507 pDataIn->write(buf, MIN(trfLen, readLen));
donatien 17:679e15a3d3db 508 if(!recvLengthUnknown)
donatien 0:2ccb9960a044 509 {
donatien 17:679e15a3d3db 510 if( trfLen > readLen )
donatien 17:679e15a3d3db 511 {
donatien 17:679e15a3d3db 512 memmove(buf, &buf[readLen], trfLen - readLen);
donatien 17:679e15a3d3db 513 trfLen -= readLen;
donatien 17:679e15a3d3db 514 readLen = 0;
donatien 17:679e15a3d3db 515 }
donatien 17:679e15a3d3db 516 else
donatien 17:679e15a3d3db 517 {
donatien 17:679e15a3d3db 518 readLen -= trfLen;
donatien 17:679e15a3d3db 519 }
donatien 0:2ccb9960a044 520 }
donatien 0:2ccb9960a044 521 else
donatien 0:2ccb9960a044 522 {
donatien 17:679e15a3d3db 523 trfLen = 0;
donatien 0:2ccb9960a044 524 }
donatien 0:2ccb9960a044 525
donatien 17:679e15a3d3db 526 if(readLen || recvLengthUnknown)
donatien 0:2ccb9960a044 527 {
donatien 0:2ccb9960a044 528 ret = recv(buf, 1, CHUNK_SIZE - trfLen - 1, &trfLen);
donatien 17:679e15a3d3db 529 if(recvLengthUnknown && (ret == HTTP_CLOSED))
donatien 17:679e15a3d3db 530 {
donatien 17:679e15a3d3db 531 //Write and exit
donatien 17:679e15a3d3db 532 pDataIn->write(buf, trfLen);
donatien 17:679e15a3d3db 533 break;
donatien 17:679e15a3d3db 534 }
donatien 5:791fc3dcb6c4 535 CHECK_CONN_ERR(ret);
donatien 17:679e15a3d3db 536 if(recvLengthUnknown && (trfLen == 0))
donatien 17:679e15a3d3db 537 {
donatien 17:679e15a3d3db 538 break;
donatien 17:679e15a3d3db 539 }
donatien 0:2ccb9960a044 540 }
donatien 17:679e15a3d3db 541 } while(readLen || recvLengthUnknown);
donatien 0:2ccb9960a044 542
donatien 0:2ccb9960a044 543 if( recvChunked )
donatien 0:2ccb9960a044 544 {
donatien 0:2ccb9960a044 545 if(trfLen < 2)
donatien 0:2ccb9960a044 546 {
donatien 0:2ccb9960a044 547 size_t newTrfLen;
donatien 0:2ccb9960a044 548 //Read missing chars to find end of chunk
donatien 14:2744e0c0e527 549 ret = recv(buf + trfLen, 2 - trfLen, CHUNK_SIZE - trfLen - 1, &newTrfLen);
donatien 5:791fc3dcb6c4 550 CHECK_CONN_ERR(ret);
donatien 0:2ccb9960a044 551 trfLen += newTrfLen;
donatien 0:2ccb9960a044 552 }
donatien 0:2ccb9960a044 553 if( (buf[0] != '\r') || (buf[1] != '\n') )
donatien 0:2ccb9960a044 554 {
donatien 0:2ccb9960a044 555 ERR("Format error");
donatien 5:791fc3dcb6c4 556 PRTCL_ERR();
donatien 0:2ccb9960a044 557 }
donatien 0:2ccb9960a044 558 memmove(buf, &buf[2], trfLen - 2);
donatien 0:2ccb9960a044 559 trfLen -= 2;
donatien 0:2ccb9960a044 560 }
donatien 0:2ccb9960a044 561 else
donatien 0:2ccb9960a044 562 {
donatien 0:2ccb9960a044 563 break;
donatien 0:2ccb9960a044 564 }
donatien 0:2ccb9960a044 565
donatien 0:2ccb9960a044 566 }
donatien 0:2ccb9960a044 567
donatien 7:4e39864f7b15 568 m_sock.close();
donatien 0:2ccb9960a044 569 DBG("Completed HTTP transaction");
donatien 0:2ccb9960a044 570
donatien 11:390362de8c3f 571 return HTTP_OK;
donatien 0:2ccb9960a044 572 }
donatien 0:2ccb9960a044 573
donatien 11:390362de8c3f 574 HTTPResult HTTPClient::recv(char* buf, size_t minLen, size_t maxLen, size_t* pReadLen) //0 on success, err code on failure
donatien 0:2ccb9960a044 575 {
donatien 0:2ccb9960a044 576 DBG("Trying to read between %d and %d bytes", minLen, maxLen);
donatien 0:2ccb9960a044 577 size_t readLen = 0;
donatien 12:89d09a6db00a 578
donatien 12:89d09a6db00a 579 if(!m_sock.is_connected())
donatien 12:89d09a6db00a 580 {
donatien 12:89d09a6db00a 581 WARN("Connection was closed by server");
donatien 12:89d09a6db00a 582 return HTTP_CLOSED; //Connection was closed by server
donatien 12:89d09a6db00a 583 }
donatien 12:89d09a6db00a 584
donatien 7:4e39864f7b15 585 int ret;
donatien 7:4e39864f7b15 586 while(readLen < maxLen)
donatien 0:2ccb9960a044 587 {
donatien 7:4e39864f7b15 588 if(readLen < minLen)
donatien 0:2ccb9960a044 589 {
donatien 12:89d09a6db00a 590 DBG("Trying to read at most %d bytes [Blocking]", minLen - readLen);
donatien 13:be61104f4e91 591 m_sock.set_blocking(false, m_timeout);
donatien 12:89d09a6db00a 592 ret = m_sock.receive_all(buf + readLen, minLen - readLen);
donatien 0:2ccb9960a044 593 }
donatien 7:4e39864f7b15 594 else
donatien 7:4e39864f7b15 595 {
donatien 12:89d09a6db00a 596 DBG("Trying to read at most %d bytes [Not blocking]", maxLen - readLen);
donatien 13:be61104f4e91 597 m_sock.set_blocking(false, 0);
donatien 12:89d09a6db00a 598 ret = m_sock.receive(buf + readLen, maxLen - readLen);
donatien 7:4e39864f7b15 599 }
donatien 7:4e39864f7b15 600
donatien 0:2ccb9960a044 601 if( ret > 0)
donatien 0:2ccb9960a044 602 {
donatien 0:2ccb9960a044 603 readLen += ret;
donatien 0:2ccb9960a044 604 }
donatien 0:2ccb9960a044 605 else if( ret == 0 )
donatien 0:2ccb9960a044 606 {
donatien 7:4e39864f7b15 607 break;
donatien 7:4e39864f7b15 608 }
donatien 7:4e39864f7b15 609 else
donatien 7:4e39864f7b15 610 {
donatien 12:89d09a6db00a 611 if(!m_sock.is_connected())
donatien 12:89d09a6db00a 612 {
donatien 12:89d09a6db00a 613 ERR("Connection error (recv returned %d)", ret);
donatien 12:89d09a6db00a 614 *pReadLen = readLen;
donatien 12:89d09a6db00a 615 return HTTP_CONN;
donatien 12:89d09a6db00a 616 }
donatien 12:89d09a6db00a 617 else
donatien 12:89d09a6db00a 618 {
donatien 12:89d09a6db00a 619 break;
donatien 12:89d09a6db00a 620 }
donatien 12:89d09a6db00a 621 }
donatien 12:89d09a6db00a 622
donatien 12:89d09a6db00a 623 if(!m_sock.is_connected())
donatien 12:89d09a6db00a 624 {
donatien 12:89d09a6db00a 625 break;
donatien 7:4e39864f7b15 626 }
donatien 7:4e39864f7b15 627 }
donatien 7:4e39864f7b15 628 DBG("Read %d bytes", readLen);
donatien 7:4e39864f7b15 629 *pReadLen = readLen;
donatien 11:390362de8c3f 630 return HTTP_OK;
donatien 7:4e39864f7b15 631 }
donatien 7:4e39864f7b15 632
donatien 11:390362de8c3f 633 HTTPResult HTTPClient::send(char* buf, size_t len) //0 on success, err code on failure
donatien 7:4e39864f7b15 634 {
donatien 7:4e39864f7b15 635 if(len == 0)
donatien 7:4e39864f7b15 636 {
donatien 7:4e39864f7b15 637 len = strlen(buf);
donatien 7:4e39864f7b15 638 }
donatien 7:4e39864f7b15 639 DBG("Trying to write %d bytes", len);
donatien 7:4e39864f7b15 640 size_t writtenLen = 0;
donatien 12:89d09a6db00a 641
donatien 12:89d09a6db00a 642 if(!m_sock.is_connected())
donatien 12:89d09a6db00a 643 {
donatien 12:89d09a6db00a 644 WARN("Connection was closed by server");
donatien 12:89d09a6db00a 645 return HTTP_CLOSED; //Connection was closed by server
donatien 12:89d09a6db00a 646 }
donatien 7:4e39864f7b15 647
donatien 13:be61104f4e91 648 m_sock.set_blocking(false, m_timeout);
donatien 12:89d09a6db00a 649 int ret = m_sock.send_all(buf, len);
donatien 12:89d09a6db00a 650 if(ret > 0)
donatien 7:4e39864f7b15 651 {
donatien 12:89d09a6db00a 652 writtenLen += ret;
donatien 12:89d09a6db00a 653 }
donatien 12:89d09a6db00a 654 else if( ret == 0 )
donatien 12:89d09a6db00a 655 {
donatien 12:89d09a6db00a 656 WARN("Connection was closed by server");
donatien 12:89d09a6db00a 657 return HTTP_CLOSED; //Connection was closed by server
donatien 12:89d09a6db00a 658 }
donatien 12:89d09a6db00a 659 else
donatien 12:89d09a6db00a 660 {
donatien 12:89d09a6db00a 661 ERR("Connection error (send returned %d)", ret);
donatien 12:89d09a6db00a 662 return HTTP_CONN;
donatien 12:89d09a6db00a 663 }
donatien 7:4e39864f7b15 664
donatien 0:2ccb9960a044 665 DBG("Written %d bytes", writtenLen);
donatien 11:390362de8c3f 666 return HTTP_OK;
donatien 0:2ccb9960a044 667 }
donatien 0:2ccb9960a044 668
donatien 11:390362de8c3f 669 HTTPResult HTTPClient::parseURL(const char* url, char* scheme, size_t maxSchemeLen, char* host, size_t maxHostLen, uint16_t* port, char* path, size_t maxPathLen) //Parse URL
donatien 0:2ccb9960a044 670 {
donatien 0:2ccb9960a044 671 char* schemePtr = (char*) url;
donatien 0:2ccb9960a044 672 char* hostPtr = (char*) strstr(url, "://");
donatien 0:2ccb9960a044 673 if(hostPtr == NULL)
donatien 0:2ccb9960a044 674 {
donatien 0:2ccb9960a044 675 WARN("Could not find host");
donatien 11:390362de8c3f 676 return HTTP_PARSE; //URL is invalid
donatien 0:2ccb9960a044 677 }
donatien 0:2ccb9960a044 678
donatien 0:2ccb9960a044 679 if( maxSchemeLen < hostPtr - schemePtr + 1 ) //including NULL-terminating char
donatien 0:2ccb9960a044 680 {
donatien 0:2ccb9960a044 681 WARN("Scheme str is too small (%d >= %d)", maxSchemeLen, hostPtr - schemePtr + 1);
donatien 11:390362de8c3f 682 return HTTP_PARSE;
donatien 0:2ccb9960a044 683 }
donatien 0:2ccb9960a044 684 memcpy(scheme, schemePtr, hostPtr - schemePtr);
donatien 0:2ccb9960a044 685 scheme[hostPtr - schemePtr] = '\0';
donatien 0:2ccb9960a044 686
donatien 0:2ccb9960a044 687 hostPtr+=3;
donatien 0:2ccb9960a044 688
donatien 0:2ccb9960a044 689 size_t hostLen = 0;
donatien 0:2ccb9960a044 690
donatien 0:2ccb9960a044 691 char* portPtr = strchr(hostPtr, ':');
donatien 0:2ccb9960a044 692 if( portPtr != NULL )
donatien 0:2ccb9960a044 693 {
donatien 0:2ccb9960a044 694 hostLen = portPtr - hostPtr;
donatien 0:2ccb9960a044 695 portPtr++;
donatien 8:45c8da29a1cf 696 if( sscanf(portPtr, "%hu", port) != 1)
donatien 0:2ccb9960a044 697 {
donatien 0:2ccb9960a044 698 WARN("Could not find port");
donatien 11:390362de8c3f 699 return HTTP_PARSE;
donatien 0:2ccb9960a044 700 }
donatien 0:2ccb9960a044 701 }
donatien 0:2ccb9960a044 702 else
donatien 0:2ccb9960a044 703 {
donatien 0:2ccb9960a044 704 *port=0;
donatien 0:2ccb9960a044 705 }
donatien 0:2ccb9960a044 706 char* pathPtr = strchr(hostPtr, '/');
donatien 0:2ccb9960a044 707 if( hostLen == 0 )
donatien 0:2ccb9960a044 708 {
donatien 0:2ccb9960a044 709 hostLen = pathPtr - hostPtr;
donatien 0:2ccb9960a044 710 }
donatien 0:2ccb9960a044 711
donatien 0:2ccb9960a044 712 if( maxHostLen < hostLen + 1 ) //including NULL-terminating char
donatien 0:2ccb9960a044 713 {
donatien 0:2ccb9960a044 714 WARN("Host str is too small (%d >= %d)", maxHostLen, hostLen + 1);
donatien 11:390362de8c3f 715 return HTTP_PARSE;
donatien 0:2ccb9960a044 716 }
donatien 0:2ccb9960a044 717 memcpy(host, hostPtr, hostLen);
donatien 0:2ccb9960a044 718 host[hostLen] = '\0';
donatien 0:2ccb9960a044 719
donatien 0:2ccb9960a044 720 size_t pathLen;
donatien 0:2ccb9960a044 721 char* fragmentPtr = strchr(hostPtr, '#');
donatien 0:2ccb9960a044 722 if(fragmentPtr != NULL)
donatien 0:2ccb9960a044 723 {
donatien 0:2ccb9960a044 724 pathLen = fragmentPtr - pathPtr;
donatien 0:2ccb9960a044 725 }
donatien 0:2ccb9960a044 726 else
donatien 0:2ccb9960a044 727 {
donatien 0:2ccb9960a044 728 pathLen = strlen(pathPtr);
donatien 0:2ccb9960a044 729 }
donatien 0:2ccb9960a044 730
donatien 0:2ccb9960a044 731 if( maxPathLen < pathLen + 1 ) //including NULL-terminating char
donatien 0:2ccb9960a044 732 {
donatien 0:2ccb9960a044 733 WARN("Path str is too small (%d >= %d)", maxPathLen, pathLen + 1);
donatien 11:390362de8c3f 734 return HTTP_PARSE;
donatien 0:2ccb9960a044 735 }
donatien 0:2ccb9960a044 736 memcpy(path, pathPtr, pathLen);
donatien 0:2ccb9960a044 737 path[pathLen] = '\0';
donatien 0:2ccb9960a044 738
donatien 11:390362de8c3f 739 return HTTP_OK;
donatien 0:2ccb9960a044 740 }