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HTTPClient.cpp@19:50c849f8d2c1, 2015-04-14 (annotated)
- Committer:
- clemounet
- Date:
- Tue Apr 14 13:27:56 2015 +0000
- Revision:
- 19:50c849f8d2c1
- Parent:
- 18:277279a1891e
MyHttp stuffs
Who changed what in which revision?
User | Revision | Line number | New 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 | |
clemounet | 19:50c849f8d2c1 | 20 | #include "HTTPClient.h" |
donatien | 12:89d09a6db00a | 21 | |
clemounet | 19:50c849f8d2c1 | 22 | #define __DEBUG__ 0 |
clemounet | 19:50c849f8d2c1 | 23 | #ifndef __MODULE__ |
clemounet | 19:50c849f8d2c1 | 24 | #define __MODULE__ "HTTPClient.cpp" |
donatien | 7:4e39864f7b15 | 25 | #endif |
clemounet | 19:50c849f8d2c1 | 26 | #include "MyDebug.h" |
donatien | 0:2ccb9960a044 | 27 | |
donatien | 0:2ccb9960a044 | 28 | #define HTTP_PORT 80 |
donatien | 11:390362de8c3f | 29 | #define OK 0 |
donatien | 11:390362de8c3f | 30 | #define MIN(x,y) (((x)<(y))?(x):(y)) |
donatien | 11:390362de8c3f | 31 | #define MAX(x,y) (((x)>(y))?(x):(y)) |
donatien | 0:2ccb9960a044 | 32 | #define CHUNK_SIZE 256 |
donatien | 0:2ccb9960a044 | 33 | |
clemounet | 19:50c849f8d2c1 | 34 | #define KEYLEN 64 |
clemounet | 19:50c849f8d2c1 | 35 | #define VALLEN 64 |
donatien | 11:390362de8c3f | 36 | |
donatien | 0:2ccb9960a044 | 37 | HTTPClient::HTTPClient() : |
donatien | 7:4e39864f7b15 | 38 | m_sock(), m_basicAuthUser(NULL), m_basicAuthPassword(NULL), m_httpResponseCode(0) |
donatien | 0:2ccb9960a044 | 39 | { |
donatien | 0:2ccb9960a044 | 40 | |
donatien | 0:2ccb9960a044 | 41 | } |
donatien | 0:2ccb9960a044 | 42 | |
donatien | 0:2ccb9960a044 | 43 | HTTPClient::~HTTPClient() |
donatien | 0:2ccb9960a044 | 44 | { |
donatien | 0:2ccb9960a044 | 45 | |
donatien | 0:2ccb9960a044 | 46 | } |
donatien | 0:2ccb9960a044 | 47 | |
donatien | 0:2ccb9960a044 | 48 | #if 0 |
donatien | 0:2ccb9960a044 | 49 | void HTTPClient::basicAuth(const char* user, const char* password) //Basic Authentification |
donatien | 0:2ccb9960a044 | 50 | { |
donatien | 0:2ccb9960a044 | 51 | m_basicAuthUser = user; |
donatien | 0:2ccb9960a044 | 52 | m_basicAuthPassword = password; |
donatien | 0:2ccb9960a044 | 53 | } |
donatien | 0:2ccb9960a044 | 54 | #endif |
donatien | 0:2ccb9960a044 | 55 | |
donatien | 12:89d09a6db00a | 56 | HTTPResult HTTPClient::get(const char* url, IHTTPDataIn* pDataIn, int timeout /*= HTTP_CLIENT_DEFAULT_TIMEOUT*/) //Blocking |
donatien | 0:2ccb9960a044 | 57 | { |
donatien | 0:2ccb9960a044 | 58 | return connect(url, HTTP_GET, NULL, pDataIn, timeout); |
donatien | 0:2ccb9960a044 | 59 | } |
donatien | 0:2ccb9960a044 | 60 | |
donatien | 12:89d09a6db00a | 61 | HTTPResult HTTPClient::get(const char* url, char* result, size_t maxResultLen, int timeout /*= HTTP_CLIENT_DEFAULT_TIMEOUT*/) //Blocking |
donatien | 0:2ccb9960a044 | 62 | { |
donatien | 0:2ccb9960a044 | 63 | HTTPText str(result, maxResultLen); |
donatien | 0:2ccb9960a044 | 64 | return get(url, &str, timeout); |
donatien | 0:2ccb9960a044 | 65 | } |
donatien | 0:2ccb9960a044 | 66 | |
donatien | 12:89d09a6db00a | 67 | HTTPResult HTTPClient::post(const char* url, const IHTTPDataOut& dataOut, IHTTPDataIn* pDataIn, int timeout /*= HTTP_CLIENT_DEFAULT_TIMEOUT*/) //Blocking |
donatien | 0:2ccb9960a044 | 68 | { |
donatien | 0:2ccb9960a044 | 69 | return connect(url, HTTP_POST, (IHTTPDataOut*)&dataOut, pDataIn, timeout); |
donatien | 0:2ccb9960a044 | 70 | } |
donatien | 0:2ccb9960a044 | 71 | |
donatien | 16:1f743885e7de | 72 | HTTPResult HTTPClient::put(const char* url, const IHTTPDataOut& dataOut, IHTTPDataIn* pDataIn, int timeout /*= HTTP_CLIENT_DEFAULT_TIMEOUT*/) //Blocking |
donatien | 16:1f743885e7de | 73 | { |
donatien | 16:1f743885e7de | 74 | return connect(url, HTTP_PUT, (IHTTPDataOut*)&dataOut, pDataIn, timeout); |
donatien | 16:1f743885e7de | 75 | } |
donatien | 16:1f743885e7de | 76 | |
donatien | 16:1f743885e7de | 77 | HTTPResult HTTPClient::del(const char* url, IHTTPDataIn* pDataIn, int timeout /*= HTTP_CLIENT_DEFAULT_TIMEOUT*/) //Blocking |
donatien | 16:1f743885e7de | 78 | { |
donatien | 16:1f743885e7de | 79 | return connect(url, HTTP_DELETE, NULL, pDataIn, timeout); |
donatien | 16:1f743885e7de | 80 | } |
donatien | 16:1f743885e7de | 81 | |
donatien | 16:1f743885e7de | 82 | |
donatien | 0:2ccb9960a044 | 83 | int HTTPClient::getHTTPResponseCode() |
donatien | 0:2ccb9960a044 | 84 | { |
donatien | 0:2ccb9960a044 | 85 | return m_httpResponseCode; |
donatien | 0:2ccb9960a044 | 86 | } |
donatien | 0:2ccb9960a044 | 87 | |
donatien | 5:791fc3dcb6c4 | 88 | #define CHECK_CONN_ERR(ret) \ |
donatien | 5:791fc3dcb6c4 | 89 | do{ \ |
donatien | 7:4e39864f7b15 | 90 | if(ret) { \ |
donatien | 7:4e39864f7b15 | 91 | m_sock.close(); \ |
donatien | 5:791fc3dcb6c4 | 92 | ERR("Connection error (%d)", ret); \ |
donatien | 11:390362de8c3f | 93 | return HTTP_CONN; \ |
donatien | 5:791fc3dcb6c4 | 94 | } \ |
donatien | 5:791fc3dcb6c4 | 95 | } while(0) |
donatien | 5:791fc3dcb6c4 | 96 | |
donatien | 5:791fc3dcb6c4 | 97 | #define PRTCL_ERR() \ |
donatien | 5:791fc3dcb6c4 | 98 | do{ \ |
donatien | 7:4e39864f7b15 | 99 | m_sock.close(); \ |
donatien | 5:791fc3dcb6c4 | 100 | ERR("Protocol error"); \ |
donatien | 11:390362de8c3f | 101 | return HTTP_PRTCL; \ |
donatien | 5:791fc3dcb6c4 | 102 | } while(0) |
donatien | 0:2ccb9960a044 | 103 | |
donatien | 12:89d09a6db00a | 104 | HTTPResult HTTPClient::connect(const char* url, HTTP_METH method, IHTTPDataOut* pDataOut, IHTTPDataIn* pDataIn, int timeout) //Execute request |
donatien | 12:89d09a6db00a | 105 | { |
donatien | 0:2ccb9960a044 | 106 | m_httpResponseCode = 0; //Invalidate code |
donatien | 0:2ccb9960a044 | 107 | m_timeout = timeout; |
donatien | 16:1f743885e7de | 108 | |
donatien | 16:1f743885e7de | 109 | pDataIn->writeReset(); |
donatien | 16:1f743885e7de | 110 | if( pDataOut ) |
donatien | 16:1f743885e7de | 111 | { |
donatien | 16:1f743885e7de | 112 | pDataOut->readReset(); |
donatien | 16:1f743885e7de | 113 | } |
donatien | 0:2ccb9960a044 | 114 | |
donatien | 0:2ccb9960a044 | 115 | char scheme[8]; |
donatien | 0:2ccb9960a044 | 116 | uint16_t port; |
donatien | 0:2ccb9960a044 | 117 | char host[32]; |
donatien | 0:2ccb9960a044 | 118 | char path[64]; |
donatien | 0:2ccb9960a044 | 119 | //First we need to parse the url (http[s]://host[:port][/[path]]) -- HTTPS not supported (yet?) |
donatien | 11:390362de8c3f | 120 | HTTPResult res = parseURL(url, scheme, sizeof(scheme), host, sizeof(host), &port, path, sizeof(path)); |
donatien | 11:390362de8c3f | 121 | if(res != HTTP_OK) |
donatien | 0:2ccb9960a044 | 122 | { |
donatien | 11:390362de8c3f | 123 | ERR("parseURL returned %d", res); |
donatien | 11:390362de8c3f | 124 | return res; |
donatien | 0:2ccb9960a044 | 125 | } |
donatien | 0:2ccb9960a044 | 126 | |
donatien | 0:2ccb9960a044 | 127 | if(port == 0) //TODO do handle HTTPS->443 |
donatien | 0:2ccb9960a044 | 128 | { |
donatien | 0:2ccb9960a044 | 129 | port = 80; |
donatien | 0:2ccb9960a044 | 130 | } |
donatien | 0:2ccb9960a044 | 131 | |
donatien | 0:2ccb9960a044 | 132 | DBG("Scheme: %s", scheme); |
donatien | 0:2ccb9960a044 | 133 | DBG("Host: %s", host); |
donatien | 0:2ccb9960a044 | 134 | DBG("Port: %d", port); |
donatien | 0:2ccb9960a044 | 135 | DBG("Path: %s", path); |
donatien | 0:2ccb9960a044 | 136 | |
donatien | 7:4e39864f7b15 | 137 | //Connect |
donatien | 7:4e39864f7b15 | 138 | DBG("Connecting socket to server"); |
donatien | 11:390362de8c3f | 139 | int ret = m_sock.connect(host, port); |
donatien | 0:2ccb9960a044 | 140 | if (ret < 0) |
donatien | 0:2ccb9960a044 | 141 | { |
donatien | 7:4e39864f7b15 | 142 | m_sock.close(); |
donatien | 0:2ccb9960a044 | 143 | ERR("Could not connect"); |
donatien | 11:390362de8c3f | 144 | return HTTP_CONN; |
donatien | 0:2ccb9960a044 | 145 | } |
donatien | 0:2ccb9960a044 | 146 | |
donatien | 0:2ccb9960a044 | 147 | //Send request |
donatien | 0:2ccb9960a044 | 148 | DBG("Sending request"); |
donatien | 9:ff30cc189191 | 149 | char buf[CHUNK_SIZE]; |
donatien | 16:1f743885e7de | 150 | const char* meth = (method==HTTP_GET)?"GET":(method==HTTP_POST)?"POST":(method==HTTP_PUT)?"PUT":(method==HTTP_DELETE)?"DELETE":""; |
donatien | 9:ff30cc189191 | 151 | snprintf(buf, sizeof(buf), "%s %s HTTP/1.1\r\nHost: %s\r\n", meth, path, host); //Write request |
donatien | 9:ff30cc189191 | 152 | ret = send(buf); |
donatien | 0:2ccb9960a044 | 153 | if(ret) |
donatien | 0:2ccb9960a044 | 154 | { |
donatien | 7:4e39864f7b15 | 155 | m_sock.close(); |
donatien | 0:2ccb9960a044 | 156 | ERR("Could not write request"); |
donatien | 11:390362de8c3f | 157 | return HTTP_CONN; |
donatien | 0:2ccb9960a044 | 158 | } |
donatien | 0:2ccb9960a044 | 159 | |
donatien | 0:2ccb9960a044 | 160 | //Send all headers |
donatien | 0:2ccb9960a044 | 161 | |
donatien | 0:2ccb9960a044 | 162 | //Send default headers |
donatien | 0:2ccb9960a044 | 163 | DBG("Sending headers"); |
donatien | 16:1f743885e7de | 164 | if( pDataOut != NULL ) |
donatien | 0:2ccb9960a044 | 165 | { |
donatien | 0:2ccb9960a044 | 166 | if( pDataOut->getIsChunked() ) |
donatien | 0:2ccb9960a044 | 167 | { |
donatien | 0:2ccb9960a044 | 168 | ret = send("Transfer-Encoding: chunked\r\n"); |
donatien | 5:791fc3dcb6c4 | 169 | CHECK_CONN_ERR(ret); |
donatien | 0:2ccb9960a044 | 170 | } |
donatien | 0:2ccb9960a044 | 171 | else |
donatien | 0:2ccb9960a044 | 172 | { |
donatien | 9:ff30cc189191 | 173 | snprintf(buf, sizeof(buf), "Content-Length: %d\r\n", pDataOut->getDataLen()); |
donatien | 9:ff30cc189191 | 174 | ret = send(buf); |
donatien | 5:791fc3dcb6c4 | 175 | CHECK_CONN_ERR(ret); |
donatien | 0:2ccb9960a044 | 176 | } |
donatien | 0:2ccb9960a044 | 177 | char type[48]; |
donatien | 11:390362de8c3f | 178 | if( pDataOut->getDataType(type, 48) == HTTP_OK ) |
donatien | 0:2ccb9960a044 | 179 | { |
donatien | 9:ff30cc189191 | 180 | snprintf(buf, sizeof(buf), "Content-Type: %s\r\n", type); |
donatien | 9:ff30cc189191 | 181 | ret = send(buf); |
donatien | 5:791fc3dcb6c4 | 182 | CHECK_CONN_ERR(ret); |
donatien | 0:2ccb9960a044 | 183 | } |
donatien | 17:679e15a3d3db | 184 | |
donatien | 17:679e15a3d3db | 185 | //Send specific headers |
donatien | 17:679e15a3d3db | 186 | while( pDataOut->getHeader(buf, sizeof(buf) - 3) ) //must have space left for CRLF + 0 terminating char |
donatien | 17:679e15a3d3db | 187 | { |
donatien | 17:679e15a3d3db | 188 | size_t headerlen = strlen(buf); |
donatien | 17:679e15a3d3db | 189 | snprintf(buf + headerlen, sizeof(buf) - headerlen, "\r\n"); |
donatien | 17:679e15a3d3db | 190 | ret = send(buf); |
donatien | 17:679e15a3d3db | 191 | CHECK_CONN_ERR(ret); |
donatien | 17:679e15a3d3db | 192 | } |
donatien | 17:679e15a3d3db | 193 | } |
donatien | 17:679e15a3d3db | 194 | |
donatien | 17:679e15a3d3db | 195 | //Send specific headers |
donatien | 17:679e15a3d3db | 196 | while( pDataIn->getHeader(buf, sizeof(buf) - 3) ) |
donatien | 17:679e15a3d3db | 197 | { |
donatien | 17:679e15a3d3db | 198 | size_t headerlen = strlen(buf); |
donatien | 17:679e15a3d3db | 199 | snprintf(buf + headerlen, sizeof(buf) - headerlen, "\r\n"); |
donatien | 17:679e15a3d3db | 200 | ret = send(buf); |
donatien | 17:679e15a3d3db | 201 | CHECK_CONN_ERR(ret); |
donatien | 0:2ccb9960a044 | 202 | } |
donatien | 9:ff30cc189191 | 203 | |
donatien | 0:2ccb9960a044 | 204 | //Close headers |
donatien | 0:2ccb9960a044 | 205 | DBG("Headers sent"); |
donatien | 0:2ccb9960a044 | 206 | ret = send("\r\n"); |
donatien | 5:791fc3dcb6c4 | 207 | CHECK_CONN_ERR(ret); |
donatien | 0:2ccb9960a044 | 208 | |
donatien | 4:c071b05ac026 | 209 | size_t trfLen; |
donatien | 9:ff30cc189191 | 210 | |
donatien | 16:1f743885e7de | 211 | //Send data (if available) |
donatien | 16:1f743885e7de | 212 | if( pDataOut != NULL ) |
donatien | 0:2ccb9960a044 | 213 | { |
donatien | 0:2ccb9960a044 | 214 | DBG("Sending data"); |
donatien | 0:2ccb9960a044 | 215 | while(true) |
donatien | 0:2ccb9960a044 | 216 | { |
donatien | 0:2ccb9960a044 | 217 | size_t writtenLen = 0; |
donatien | 0:2ccb9960a044 | 218 | pDataOut->read(buf, CHUNK_SIZE, &trfLen); |
donatien | 0:2ccb9960a044 | 219 | if( pDataOut->getIsChunked() ) |
donatien | 0:2ccb9960a044 | 220 | { |
donatien | 0:2ccb9960a044 | 221 | //Write chunk header |
donatien | 9:ff30cc189191 | 222 | char chunkHeader[16]; |
donatien | 9:ff30cc189191 | 223 | snprintf(chunkHeader, sizeof(chunkHeader), "%X\r\n", trfLen); //In hex encoding |
donatien | 9:ff30cc189191 | 224 | ret = send(chunkHeader); |
donatien | 5:791fc3dcb6c4 | 225 | CHECK_CONN_ERR(ret); |
donatien | 0:2ccb9960a044 | 226 | } |
donatien | 0:2ccb9960a044 | 227 | else if( trfLen == 0 ) |
donatien | 0:2ccb9960a044 | 228 | { |
donatien | 0:2ccb9960a044 | 229 | break; |
donatien | 0:2ccb9960a044 | 230 | } |
donatien | 0:2ccb9960a044 | 231 | if( trfLen != 0 ) |
donatien | 0:2ccb9960a044 | 232 | { |
donatien | 0:2ccb9960a044 | 233 | ret = send(buf, trfLen); |
donatien | 5:791fc3dcb6c4 | 234 | CHECK_CONN_ERR(ret); |
donatien | 0:2ccb9960a044 | 235 | } |
donatien | 0:2ccb9960a044 | 236 | |
donatien | 0:2ccb9960a044 | 237 | if( pDataOut->getIsChunked() ) |
donatien | 0:2ccb9960a044 | 238 | { |
donatien | 0:2ccb9960a044 | 239 | ret = send("\r\n"); //Chunk-terminating CRLF |
donatien | 5:791fc3dcb6c4 | 240 | CHECK_CONN_ERR(ret); |
donatien | 0:2ccb9960a044 | 241 | } |
donatien | 0:2ccb9960a044 | 242 | else |
donatien | 0:2ccb9960a044 | 243 | { |
donatien | 0:2ccb9960a044 | 244 | writtenLen += trfLen; |
donatien | 0:2ccb9960a044 | 245 | if( writtenLen >= pDataOut->getDataLen() ) |
donatien | 0:2ccb9960a044 | 246 | { |
donatien | 0:2ccb9960a044 | 247 | break; |
donatien | 0:2ccb9960a044 | 248 | } |
donatien | 0:2ccb9960a044 | 249 | } |
donatien | 0:2ccb9960a044 | 250 | |
donatien | 0:2ccb9960a044 | 251 | if( trfLen == 0 ) |
donatien | 0:2ccb9960a044 | 252 | { |
donatien | 0:2ccb9960a044 | 253 | break; |
donatien | 0:2ccb9960a044 | 254 | } |
donatien | 0:2ccb9960a044 | 255 | } |
donatien | 0:2ccb9960a044 | 256 | } |
donatien | 9:ff30cc189191 | 257 | |
donatien | 0:2ccb9960a044 | 258 | //Receive response |
donatien | 0:2ccb9960a044 | 259 | DBG("Receiving response"); |
donatien | 17:679e15a3d3db | 260 | ret = recv(buf, 1, CHUNK_SIZE - 1, &trfLen); //Read n bytes |
donatien | 5:791fc3dcb6c4 | 261 | CHECK_CONN_ERR(ret); |
donatien | 0:2ccb9960a044 | 262 | |
donatien | 0:2ccb9960a044 | 263 | buf[trfLen] = '\0'; |
clemounet | 19:50c849f8d2c1 | 264 | |
clemounet | 19:50c849f8d2c1 | 265 | //DBG_MEMDUMP("rcv data",buf,trfLen); |
donatien | 0:2ccb9960a044 | 266 | |
donatien | 17:679e15a3d3db | 267 | //Make sure we got the first response line |
donatien | 17:679e15a3d3db | 268 | char* crlfPtr = NULL; |
donatien | 17:679e15a3d3db | 269 | while( true ) |
donatien | 17:679e15a3d3db | 270 | { |
donatien | 17:679e15a3d3db | 271 | crlfPtr = strstr(buf, "\r\n"); |
donatien | 0:2ccb9960a044 | 272 | if(crlfPtr == NULL) |
donatien | 0:2ccb9960a044 | 273 | { |
donatien | 17:679e15a3d3db | 274 | if( trfLen < CHUNK_SIZE - 1 ) |
donatien | 17:679e15a3d3db | 275 | { |
donatien | 17:679e15a3d3db | 276 | size_t newTrfLen; |
donatien | 17:679e15a3d3db | 277 | ret = recv(buf + trfLen, 1, CHUNK_SIZE - trfLen - 1, &newTrfLen); |
donatien | 17:679e15a3d3db | 278 | trfLen += newTrfLen; |
donatien | 17:679e15a3d3db | 279 | buf[trfLen] = '\0'; |
donatien | 17:679e15a3d3db | 280 | DBG("Read %d chars; In buf: [%s]", newTrfLen, buf); |
donatien | 17:679e15a3d3db | 281 | CHECK_CONN_ERR(ret); |
donatien | 17:679e15a3d3db | 282 | continue; |
donatien | 17:679e15a3d3db | 283 | } |
donatien | 17:679e15a3d3db | 284 | else |
donatien | 17:679e15a3d3db | 285 | { |
donatien | 5:791fc3dcb6c4 | 286 | PRTCL_ERR(); |
donatien | 0:2ccb9960a044 | 287 | } |
donatien | 17:679e15a3d3db | 288 | } |
donatien | 17:679e15a3d3db | 289 | break; |
donatien | 17:679e15a3d3db | 290 | } |
donatien | 0:2ccb9960a044 | 291 | |
donatien | 4:c071b05ac026 | 292 | int crlfPos = crlfPtr - buf; |
donatien | 0:2ccb9960a044 | 293 | buf[crlfPos] = '\0'; |
donatien | 0:2ccb9960a044 | 294 | |
donatien | 0:2ccb9960a044 | 295 | //Parse HTTP response |
donatien | 17:679e15a3d3db | 296 | //if( sscanf(buf, "HTTP/%*d.%*d %d %*[^\r\n]", &m_httpResponseCode) != 1 ) |
donatien | 17:679e15a3d3db | 297 | if(crlfPos > 13) |
donatien | 17:679e15a3d3db | 298 | { |
donatien | 17:679e15a3d3db | 299 | buf[13] = '\0'; |
donatien | 17:679e15a3d3db | 300 | } |
donatien | 17:679e15a3d3db | 301 | if( sscanf(buf, "HTTP/%*d.%*d %d", &m_httpResponseCode) != 1 ) //Kludge for newlib nano |
donatien | 0:2ccb9960a044 | 302 | { |
donatien | 0:2ccb9960a044 | 303 | //Cannot match string, error |
donatien | 0:2ccb9960a044 | 304 | ERR("Not a correct HTTP answer : %s\n", buf); |
donatien | 5:791fc3dcb6c4 | 305 | PRTCL_ERR(); |
donatien | 0:2ccb9960a044 | 306 | } |
donatien | 0:2ccb9960a044 | 307 | |
donatien | 16:1f743885e7de | 308 | if( (m_httpResponseCode < 200) || (m_httpResponseCode >= 300) ) |
donatien | 0:2ccb9960a044 | 309 | { |
donatien | 16:1f743885e7de | 310 | //Did not return a 2xx code; TODO fetch headers/(&data?) anyway and implement a mean of writing/reading headers |
donatien | 0:2ccb9960a044 | 311 | WARN("Response code %d", m_httpResponseCode); |
donatien | 5:791fc3dcb6c4 | 312 | PRTCL_ERR(); |
donatien | 0:2ccb9960a044 | 313 | } |
donatien | 0:2ccb9960a044 | 314 | |
donatien | 0:2ccb9960a044 | 315 | DBG("Reading headers"); |
donatien | 0:2ccb9960a044 | 316 | |
donatien | 4:c071b05ac026 | 317 | memmove(buf, &buf[crlfPos+2], trfLen - (crlfPos + 2) + 1); //Be sure to move NULL-terminating char as well |
donatien | 0:2ccb9960a044 | 318 | trfLen -= (crlfPos + 2); |
donatien | 0:2ccb9960a044 | 319 | |
donatien | 4:c071b05ac026 | 320 | size_t recvContentLength = 0; |
donatien | 4:c071b05ac026 | 321 | bool recvChunked = false; |
donatien | 17:679e15a3d3db | 322 | bool recvLengthUnknown = true; |
donatien | 0:2ccb9960a044 | 323 | //Now get headers |
donatien | 0:2ccb9960a044 | 324 | while( true ) |
donatien | 0:2ccb9960a044 | 325 | { |
donatien | 0:2ccb9960a044 | 326 | crlfPtr = strstr(buf, "\r\n"); |
donatien | 0:2ccb9960a044 | 327 | if(crlfPtr == NULL) |
donatien | 0:2ccb9960a044 | 328 | { |
donatien | 4:c071b05ac026 | 329 | if( trfLen < CHUNK_SIZE - 1 ) |
donatien | 0:2ccb9960a044 | 330 | { |
donatien | 0:2ccb9960a044 | 331 | size_t newTrfLen; |
donatien | 0:2ccb9960a044 | 332 | ret = recv(buf + trfLen, 1, CHUNK_SIZE - trfLen - 1, &newTrfLen); |
donatien | 0:2ccb9960a044 | 333 | trfLen += newTrfLen; |
donatien | 0:2ccb9960a044 | 334 | buf[trfLen] = '\0'; |
donatien | 4:c071b05ac026 | 335 | DBG("Read %d chars; In buf: [%s]", newTrfLen, buf); |
donatien | 5:791fc3dcb6c4 | 336 | CHECK_CONN_ERR(ret); |
donatien | 0:2ccb9960a044 | 337 | continue; |
donatien | 0:2ccb9960a044 | 338 | } |
donatien | 0:2ccb9960a044 | 339 | else |
donatien | 0:2ccb9960a044 | 340 | { |
donatien | 5:791fc3dcb6c4 | 341 | PRTCL_ERR(); |
donatien | 0:2ccb9960a044 | 342 | } |
donatien | 0:2ccb9960a044 | 343 | } |
donatien | 0:2ccb9960a044 | 344 | |
donatien | 0:2ccb9960a044 | 345 | crlfPos = crlfPtr - buf; |
donatien | 0:2ccb9960a044 | 346 | |
donatien | 0:2ccb9960a044 | 347 | if(crlfPos == 0) //End of headers |
donatien | 0:2ccb9960a044 | 348 | { |
donatien | 0:2ccb9960a044 | 349 | DBG("Headers read"); |
donatien | 4:c071b05ac026 | 350 | memmove(buf, &buf[2], trfLen - 2 + 1); //Be sure to move NULL-terminating char as well |
donatien | 0:2ccb9960a044 | 351 | trfLen -= 2; |
donatien | 0:2ccb9960a044 | 352 | break; |
donatien | 0:2ccb9960a044 | 353 | } |
donatien | 0:2ccb9960a044 | 354 | |
donatien | 0:2ccb9960a044 | 355 | buf[crlfPos] = '\0'; |
donatien | 0:2ccb9960a044 | 356 | |
clemounet | 19:50c849f8d2c1 | 357 | |
clemounet | 19:50c849f8d2c1 | 358 | char key[KEYLEN]; |
clemounet | 19:50c849f8d2c1 | 359 | char value[VALLEN]; |
donatien | 0:2ccb9960a044 | 360 | |
donatien | 17:679e15a3d3db | 361 | //key[31] = '\0'; |
donatien | 17:679e15a3d3db | 362 | //value[31] = '\0'; |
donatien | 17:679e15a3d3db | 363 | |
clemounet | 19:50c849f8d2c1 | 364 | memset(key, 0, KEYLEN); |
clemounet | 19:50c849f8d2c1 | 365 | memset(value, 0, VALLEN); |
donatien | 4:c071b05ac026 | 366 | |
donatien | 17:679e15a3d3db | 367 | //int n = sscanf(buf, "%31[^:]: %31[^\r\n]", key, value); |
donatien | 17:679e15a3d3db | 368 | |
donatien | 17:679e15a3d3db | 369 | int n = 0; |
donatien | 17:679e15a3d3db | 370 | |
donatien | 17:679e15a3d3db | 371 | char* keyEnd = strchr(buf, ':'); |
donatien | 17:679e15a3d3db | 372 | if(keyEnd != NULL) |
donatien | 17:679e15a3d3db | 373 | { |
donatien | 17:679e15a3d3db | 374 | *keyEnd = '\0'; |
clemounet | 19:50c849f8d2c1 | 375 | if(strlen(buf) < KEYLEN) |
donatien | 17:679e15a3d3db | 376 | { |
donatien | 18:277279a1891e | 377 | strcpy(key, buf); |
donatien | 17:679e15a3d3db | 378 | n++; |
donatien | 17:679e15a3d3db | 379 | char* valueStart = keyEnd + 2; |
donatien | 17:679e15a3d3db | 380 | if( (valueStart - buf) < crlfPos ) |
donatien | 17:679e15a3d3db | 381 | { |
clemounet | 19:50c849f8d2c1 | 382 | if(strlen(valueStart) < VALLEN) |
donatien | 18:277279a1891e | 383 | { |
donatien | 18:277279a1891e | 384 | strcpy(value, valueStart); |
donatien | 17:679e15a3d3db | 385 | n++; |
donatien | 17:679e15a3d3db | 386 | } |
donatien | 17:679e15a3d3db | 387 | } |
donatien | 17:679e15a3d3db | 388 | } |
donatien | 17:679e15a3d3db | 389 | } |
donatien | 0:2ccb9960a044 | 390 | if ( n == 2 ) |
donatien | 0:2ccb9960a044 | 391 | { |
donatien | 0:2ccb9960a044 | 392 | DBG("Read header : %s: %s\n", key, value); |
donatien | 0:2ccb9960a044 | 393 | if( !strcmp(key, "Content-Length") ) |
donatien | 0:2ccb9960a044 | 394 | { |
donatien | 0:2ccb9960a044 | 395 | sscanf(value, "%d", &recvContentLength); |
donatien | 17:679e15a3d3db | 396 | recvLengthUnknown = false; |
donatien | 0:2ccb9960a044 | 397 | pDataIn->setDataLen(recvContentLength); |
donatien | 0:2ccb9960a044 | 398 | } |
donatien | 0:2ccb9960a044 | 399 | else if( !strcmp(key, "Transfer-Encoding") ) |
donatien | 0:2ccb9960a044 | 400 | { |
donatien | 0:2ccb9960a044 | 401 | if( !strcmp(value, "Chunked") || !strcmp(value, "chunked") ) |
donatien | 0:2ccb9960a044 | 402 | { |
donatien | 0:2ccb9960a044 | 403 | recvChunked = true; |
donatien | 17:679e15a3d3db | 404 | recvLengthUnknown = false; |
donatien | 0:2ccb9960a044 | 405 | pDataIn->setIsChunked(true); |
donatien | 0:2ccb9960a044 | 406 | } |
donatien | 0:2ccb9960a044 | 407 | } |
donatien | 0:2ccb9960a044 | 408 | else if( !strcmp(key, "Content-Type") ) |
donatien | 0:2ccb9960a044 | 409 | { |
donatien | 0:2ccb9960a044 | 410 | pDataIn->setDataType(value); |
donatien | 0:2ccb9960a044 | 411 | } |
donatien | 0:2ccb9960a044 | 412 | |
donatien | 4:c071b05ac026 | 413 | memmove(buf, &buf[crlfPos+2], trfLen - (crlfPos + 2) + 1); //Be sure to move NULL-terminating char as well |
donatien | 0:2ccb9960a044 | 414 | trfLen -= (crlfPos + 2); |
donatien | 0:2ccb9960a044 | 415 | |
donatien | 0:2ccb9960a044 | 416 | } |
donatien | 0:2ccb9960a044 | 417 | else |
donatien | 0:2ccb9960a044 | 418 | { |
donatien | 0:2ccb9960a044 | 419 | ERR("Could not parse header"); |
donatien | 5:791fc3dcb6c4 | 420 | PRTCL_ERR(); |
donatien | 0:2ccb9960a044 | 421 | } |
donatien | 0:2ccb9960a044 | 422 | |
donatien | 0:2ccb9960a044 | 423 | } |
donatien | 0:2ccb9960a044 | 424 | |
donatien | 0:2ccb9960a044 | 425 | //Receive data |
donatien | 0:2ccb9960a044 | 426 | DBG("Receiving data"); |
donatien | 0:2ccb9960a044 | 427 | while(true) |
donatien | 0:2ccb9960a044 | 428 | { |
donatien | 0:2ccb9960a044 | 429 | size_t readLen = 0; |
donatien | 0:2ccb9960a044 | 430 | |
donatien | 0:2ccb9960a044 | 431 | if( recvChunked ) |
donatien | 0:2ccb9960a044 | 432 | { |
donatien | 0:2ccb9960a044 | 433 | //Read chunk header |
donatien | 14:2744e0c0e527 | 434 | bool foundCrlf; |
donatien | 14:2744e0c0e527 | 435 | do |
donatien | 0:2ccb9960a044 | 436 | { |
donatien | 14:2744e0c0e527 | 437 | foundCrlf = false; |
donatien | 14:2744e0c0e527 | 438 | crlfPos=0; |
donatien | 14:2744e0c0e527 | 439 | buf[trfLen]=0; |
donatien | 14:2744e0c0e527 | 440 | if(trfLen >= 2) |
donatien | 0:2ccb9960a044 | 441 | { |
donatien | 14:2744e0c0e527 | 442 | for(; crlfPos < trfLen - 2; crlfPos++) |
donatien | 14:2744e0c0e527 | 443 | { |
donatien | 14:2744e0c0e527 | 444 | if( buf[crlfPos] == '\r' && buf[crlfPos + 1] == '\n' ) |
donatien | 14:2744e0c0e527 | 445 | { |
donatien | 14:2744e0c0e527 | 446 | foundCrlf = true; |
donatien | 14:2744e0c0e527 | 447 | break; |
donatien | 14:2744e0c0e527 | 448 | } |
donatien | 14:2744e0c0e527 | 449 | } |
donatien | 0:2ccb9960a044 | 450 | } |
donatien | 14:2744e0c0e527 | 451 | if(!foundCrlf) //Try to read more |
donatien | 0:2ccb9960a044 | 452 | { |
donatien | 14:2744e0c0e527 | 453 | if( trfLen < CHUNK_SIZE ) |
donatien | 14:2744e0c0e527 | 454 | { |
donatien | 14:2744e0c0e527 | 455 | size_t newTrfLen; |
donatien | 14:2744e0c0e527 | 456 | ret = recv(buf + trfLen, 0, CHUNK_SIZE - trfLen - 1, &newTrfLen); |
donatien | 14:2744e0c0e527 | 457 | trfLen += newTrfLen; |
donatien | 14:2744e0c0e527 | 458 | CHECK_CONN_ERR(ret); |
donatien | 14:2744e0c0e527 | 459 | continue; |
donatien | 14:2744e0c0e527 | 460 | } |
donatien | 14:2744e0c0e527 | 461 | else |
donatien | 14:2744e0c0e527 | 462 | { |
donatien | 14:2744e0c0e527 | 463 | PRTCL_ERR(); |
donatien | 14:2744e0c0e527 | 464 | } |
donatien | 0:2ccb9960a044 | 465 | } |
donatien | 14:2744e0c0e527 | 466 | } while(!foundCrlf); |
donatien | 0:2ccb9960a044 | 467 | buf[crlfPos] = '\0'; |
donatien | 0:2ccb9960a044 | 468 | int n = sscanf(buf, "%x", &readLen); |
donatien | 0:2ccb9960a044 | 469 | if(n!=1) |
donatien | 0:2ccb9960a044 | 470 | { |
donatien | 15:5ad07f90e895 | 471 | ERR("Could not read chunk length"); |
donatien | 5:791fc3dcb6c4 | 472 | PRTCL_ERR(); |
donatien | 0:2ccb9960a044 | 473 | } |
donatien | 0:2ccb9960a044 | 474 | |
donatien | 4:c071b05ac026 | 475 | memmove(buf, &buf[crlfPos+2], trfLen - (crlfPos + 2)); //Not need to move NULL-terminating char any more |
donatien | 0:2ccb9960a044 | 476 | trfLen -= (crlfPos + 2); |
donatien | 0:2ccb9960a044 | 477 | |
donatien | 0:2ccb9960a044 | 478 | if( readLen == 0 ) |
donatien | 0:2ccb9960a044 | 479 | { |
donatien | 0:2ccb9960a044 | 480 | //Last chunk |
donatien | 0:2ccb9960a044 | 481 | break; |
donatien | 0:2ccb9960a044 | 482 | } |
donatien | 0:2ccb9960a044 | 483 | } |
donatien | 0:2ccb9960a044 | 484 | else |
donatien | 0:2ccb9960a044 | 485 | { |
donatien | 0:2ccb9960a044 | 486 | readLen = recvContentLength; |
donatien | 0:2ccb9960a044 | 487 | } |
donatien | 0:2ccb9960a044 | 488 | |
donatien | 17:679e15a3d3db | 489 | DBG("Retrieving %d bytes (%d bytes in buffer)", readLen, trfLen); |
donatien | 0:2ccb9960a044 | 490 | |
donatien | 0:2ccb9960a044 | 491 | do |
donatien | 0:2ccb9960a044 | 492 | { |
donatien | 17:679e15a3d3db | 493 | if(recvLengthUnknown ) |
donatien | 17:679e15a3d3db | 494 | { |
donatien | 17:679e15a3d3db | 495 | readLen = trfLen; |
donatien | 17:679e15a3d3db | 496 | } |
donatien | 0:2ccb9960a044 | 497 | pDataIn->write(buf, MIN(trfLen, readLen)); |
donatien | 17:679e15a3d3db | 498 | if(!recvLengthUnknown) |
donatien | 0:2ccb9960a044 | 499 | { |
donatien | 17:679e15a3d3db | 500 | if( trfLen > readLen ) |
donatien | 17:679e15a3d3db | 501 | { |
donatien | 17:679e15a3d3db | 502 | memmove(buf, &buf[readLen], trfLen - readLen); |
donatien | 17:679e15a3d3db | 503 | trfLen -= readLen; |
donatien | 17:679e15a3d3db | 504 | readLen = 0; |
donatien | 17:679e15a3d3db | 505 | } |
donatien | 17:679e15a3d3db | 506 | else |
donatien | 17:679e15a3d3db | 507 | { |
donatien | 17:679e15a3d3db | 508 | readLen -= trfLen; |
donatien | 17:679e15a3d3db | 509 | } |
donatien | 0:2ccb9960a044 | 510 | } |
donatien | 0:2ccb9960a044 | 511 | else |
donatien | 0:2ccb9960a044 | 512 | { |
donatien | 17:679e15a3d3db | 513 | trfLen = 0; |
donatien | 0:2ccb9960a044 | 514 | } |
donatien | 0:2ccb9960a044 | 515 | |
donatien | 17:679e15a3d3db | 516 | if(readLen || recvLengthUnknown) |
donatien | 0:2ccb9960a044 | 517 | { |
donatien | 0:2ccb9960a044 | 518 | ret = recv(buf, 1, CHUNK_SIZE - trfLen - 1, &trfLen); |
donatien | 17:679e15a3d3db | 519 | if(recvLengthUnknown && (ret == HTTP_CLOSED)) |
donatien | 17:679e15a3d3db | 520 | { |
donatien | 17:679e15a3d3db | 521 | //Write and exit |
donatien | 17:679e15a3d3db | 522 | pDataIn->write(buf, trfLen); |
donatien | 17:679e15a3d3db | 523 | break; |
donatien | 17:679e15a3d3db | 524 | } |
donatien | 5:791fc3dcb6c4 | 525 | CHECK_CONN_ERR(ret); |
donatien | 17:679e15a3d3db | 526 | if(recvLengthUnknown && (trfLen == 0)) |
donatien | 17:679e15a3d3db | 527 | { |
donatien | 17:679e15a3d3db | 528 | break; |
donatien | 17:679e15a3d3db | 529 | } |
donatien | 0:2ccb9960a044 | 530 | } |
donatien | 17:679e15a3d3db | 531 | } while(readLen || recvLengthUnknown); |
donatien | 0:2ccb9960a044 | 532 | |
donatien | 0:2ccb9960a044 | 533 | if( recvChunked ) |
donatien | 0:2ccb9960a044 | 534 | { |
donatien | 0:2ccb9960a044 | 535 | if(trfLen < 2) |
donatien | 0:2ccb9960a044 | 536 | { |
donatien | 0:2ccb9960a044 | 537 | size_t newTrfLen; |
donatien | 0:2ccb9960a044 | 538 | //Read missing chars to find end of chunk |
donatien | 14:2744e0c0e527 | 539 | ret = recv(buf + trfLen, 2 - trfLen, CHUNK_SIZE - trfLen - 1, &newTrfLen); |
donatien | 5:791fc3dcb6c4 | 540 | CHECK_CONN_ERR(ret); |
donatien | 0:2ccb9960a044 | 541 | trfLen += newTrfLen; |
donatien | 0:2ccb9960a044 | 542 | } |
donatien | 0:2ccb9960a044 | 543 | if( (buf[0] != '\r') || (buf[1] != '\n') ) |
donatien | 0:2ccb9960a044 | 544 | { |
donatien | 0:2ccb9960a044 | 545 | ERR("Format error"); |
donatien | 5:791fc3dcb6c4 | 546 | PRTCL_ERR(); |
donatien | 0:2ccb9960a044 | 547 | } |
donatien | 0:2ccb9960a044 | 548 | memmove(buf, &buf[2], trfLen - 2); |
donatien | 0:2ccb9960a044 | 549 | trfLen -= 2; |
donatien | 0:2ccb9960a044 | 550 | } |
donatien | 0:2ccb9960a044 | 551 | else |
donatien | 0:2ccb9960a044 | 552 | { |
donatien | 0:2ccb9960a044 | 553 | break; |
donatien | 0:2ccb9960a044 | 554 | } |
donatien | 0:2ccb9960a044 | 555 | |
donatien | 0:2ccb9960a044 | 556 | } |
donatien | 0:2ccb9960a044 | 557 | |
donatien | 7:4e39864f7b15 | 558 | m_sock.close(); |
donatien | 0:2ccb9960a044 | 559 | DBG("Completed HTTP transaction"); |
donatien | 0:2ccb9960a044 | 560 | |
donatien | 11:390362de8c3f | 561 | return HTTP_OK; |
donatien | 0:2ccb9960a044 | 562 | } |
donatien | 0:2ccb9960a044 | 563 | |
donatien | 11:390362de8c3f | 564 | HTTPResult HTTPClient::recv(char* buf, size_t minLen, size_t maxLen, size_t* pReadLen) //0 on success, err code on failure |
donatien | 0:2ccb9960a044 | 565 | { |
donatien | 0:2ccb9960a044 | 566 | DBG("Trying to read between %d and %d bytes", minLen, maxLen); |
donatien | 0:2ccb9960a044 | 567 | size_t readLen = 0; |
donatien | 12:89d09a6db00a | 568 | |
donatien | 12:89d09a6db00a | 569 | if(!m_sock.is_connected()) |
donatien | 12:89d09a6db00a | 570 | { |
donatien | 12:89d09a6db00a | 571 | WARN("Connection was closed by server"); |
donatien | 12:89d09a6db00a | 572 | return HTTP_CLOSED; //Connection was closed by server |
donatien | 12:89d09a6db00a | 573 | } |
donatien | 12:89d09a6db00a | 574 | |
donatien | 7:4e39864f7b15 | 575 | int ret; |
donatien | 7:4e39864f7b15 | 576 | while(readLen < maxLen) |
donatien | 0:2ccb9960a044 | 577 | { |
donatien | 7:4e39864f7b15 | 578 | if(readLen < minLen) |
donatien | 0:2ccb9960a044 | 579 | { |
donatien | 12:89d09a6db00a | 580 | DBG("Trying to read at most %d bytes [Blocking]", minLen - readLen); |
donatien | 13:be61104f4e91 | 581 | m_sock.set_blocking(false, m_timeout); |
donatien | 12:89d09a6db00a | 582 | ret = m_sock.receive_all(buf + readLen, minLen - readLen); |
donatien | 0:2ccb9960a044 | 583 | } |
donatien | 7:4e39864f7b15 | 584 | else |
donatien | 7:4e39864f7b15 | 585 | { |
donatien | 12:89d09a6db00a | 586 | DBG("Trying to read at most %d bytes [Not blocking]", maxLen - readLen); |
donatien | 13:be61104f4e91 | 587 | m_sock.set_blocking(false, 0); |
donatien | 12:89d09a6db00a | 588 | ret = m_sock.receive(buf + readLen, maxLen - readLen); |
donatien | 7:4e39864f7b15 | 589 | } |
donatien | 7:4e39864f7b15 | 590 | |
donatien | 0:2ccb9960a044 | 591 | if( ret > 0) |
donatien | 0:2ccb9960a044 | 592 | { |
donatien | 0:2ccb9960a044 | 593 | readLen += ret; |
donatien | 0:2ccb9960a044 | 594 | } |
donatien | 0:2ccb9960a044 | 595 | else if( ret == 0 ) |
donatien | 0:2ccb9960a044 | 596 | { |
donatien | 7:4e39864f7b15 | 597 | break; |
donatien | 7:4e39864f7b15 | 598 | } |
donatien | 7:4e39864f7b15 | 599 | else |
donatien | 7:4e39864f7b15 | 600 | { |
donatien | 12:89d09a6db00a | 601 | if(!m_sock.is_connected()) |
donatien | 12:89d09a6db00a | 602 | { |
donatien | 12:89d09a6db00a | 603 | ERR("Connection error (recv returned %d)", ret); |
donatien | 12:89d09a6db00a | 604 | *pReadLen = readLen; |
donatien | 12:89d09a6db00a | 605 | return HTTP_CONN; |
donatien | 12:89d09a6db00a | 606 | } |
donatien | 12:89d09a6db00a | 607 | else |
donatien | 12:89d09a6db00a | 608 | { |
donatien | 12:89d09a6db00a | 609 | break; |
donatien | 12:89d09a6db00a | 610 | } |
donatien | 12:89d09a6db00a | 611 | } |
donatien | 12:89d09a6db00a | 612 | |
donatien | 12:89d09a6db00a | 613 | if(!m_sock.is_connected()) |
donatien | 12:89d09a6db00a | 614 | { |
donatien | 12:89d09a6db00a | 615 | break; |
donatien | 7:4e39864f7b15 | 616 | } |
donatien | 7:4e39864f7b15 | 617 | } |
donatien | 7:4e39864f7b15 | 618 | DBG("Read %d bytes", readLen); |
donatien | 7:4e39864f7b15 | 619 | *pReadLen = readLen; |
donatien | 11:390362de8c3f | 620 | return HTTP_OK; |
donatien | 7:4e39864f7b15 | 621 | } |
donatien | 7:4e39864f7b15 | 622 | |
donatien | 11:390362de8c3f | 623 | HTTPResult HTTPClient::send(char* buf, size_t len) //0 on success, err code on failure |
donatien | 7:4e39864f7b15 | 624 | { |
donatien | 7:4e39864f7b15 | 625 | if(len == 0) |
donatien | 7:4e39864f7b15 | 626 | { |
donatien | 7:4e39864f7b15 | 627 | len = strlen(buf); |
donatien | 7:4e39864f7b15 | 628 | } |
donatien | 7:4e39864f7b15 | 629 | DBG("Trying to write %d bytes", len); |
donatien | 7:4e39864f7b15 | 630 | size_t writtenLen = 0; |
donatien | 12:89d09a6db00a | 631 | |
donatien | 12:89d09a6db00a | 632 | if(!m_sock.is_connected()) |
donatien | 12:89d09a6db00a | 633 | { |
donatien | 12:89d09a6db00a | 634 | WARN("Connection was closed by server"); |
donatien | 12:89d09a6db00a | 635 | return HTTP_CLOSED; //Connection was closed by server |
donatien | 12:89d09a6db00a | 636 | } |
donatien | 7:4e39864f7b15 | 637 | |
donatien | 13:be61104f4e91 | 638 | m_sock.set_blocking(false, m_timeout); |
donatien | 12:89d09a6db00a | 639 | int ret = m_sock.send_all(buf, len); |
donatien | 12:89d09a6db00a | 640 | if(ret > 0) |
donatien | 7:4e39864f7b15 | 641 | { |
donatien | 12:89d09a6db00a | 642 | writtenLen += ret; |
donatien | 12:89d09a6db00a | 643 | } |
donatien | 12:89d09a6db00a | 644 | else if( ret == 0 ) |
donatien | 12:89d09a6db00a | 645 | { |
donatien | 12:89d09a6db00a | 646 | WARN("Connection was closed by server"); |
donatien | 12:89d09a6db00a | 647 | return HTTP_CLOSED; //Connection was closed by server |
donatien | 12:89d09a6db00a | 648 | } |
donatien | 12:89d09a6db00a | 649 | else |
donatien | 12:89d09a6db00a | 650 | { |
donatien | 12:89d09a6db00a | 651 | ERR("Connection error (send returned %d)", ret); |
donatien | 12:89d09a6db00a | 652 | return HTTP_CONN; |
donatien | 12:89d09a6db00a | 653 | } |
donatien | 7:4e39864f7b15 | 654 | |
donatien | 0:2ccb9960a044 | 655 | DBG("Written %d bytes", writtenLen); |
donatien | 11:390362de8c3f | 656 | return HTTP_OK; |
donatien | 0:2ccb9960a044 | 657 | } |
donatien | 0:2ccb9960a044 | 658 | |
donatien | 11:390362de8c3f | 659 | 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 | 660 | { |
donatien | 0:2ccb9960a044 | 661 | char* schemePtr = (char*) url; |
donatien | 0:2ccb9960a044 | 662 | char* hostPtr = (char*) strstr(url, "://"); |
donatien | 0:2ccb9960a044 | 663 | if(hostPtr == NULL) |
donatien | 0:2ccb9960a044 | 664 | { |
donatien | 0:2ccb9960a044 | 665 | WARN("Could not find host"); |
donatien | 11:390362de8c3f | 666 | return HTTP_PARSE; //URL is invalid |
donatien | 0:2ccb9960a044 | 667 | } |
donatien | 0:2ccb9960a044 | 668 | |
donatien | 0:2ccb9960a044 | 669 | if( maxSchemeLen < hostPtr - schemePtr + 1 ) //including NULL-terminating char |
donatien | 0:2ccb9960a044 | 670 | { |
donatien | 0:2ccb9960a044 | 671 | WARN("Scheme str is too small (%d >= %d)", maxSchemeLen, hostPtr - schemePtr + 1); |
donatien | 11:390362de8c3f | 672 | return HTTP_PARSE; |
donatien | 0:2ccb9960a044 | 673 | } |
donatien | 0:2ccb9960a044 | 674 | memcpy(scheme, schemePtr, hostPtr - schemePtr); |
donatien | 0:2ccb9960a044 | 675 | scheme[hostPtr - schemePtr] = '\0'; |
donatien | 0:2ccb9960a044 | 676 | |
donatien | 0:2ccb9960a044 | 677 | hostPtr+=3; |
donatien | 0:2ccb9960a044 | 678 | |
donatien | 0:2ccb9960a044 | 679 | size_t hostLen = 0; |
donatien | 0:2ccb9960a044 | 680 | |
donatien | 0:2ccb9960a044 | 681 | char* portPtr = strchr(hostPtr, ':'); |
donatien | 0:2ccb9960a044 | 682 | if( portPtr != NULL ) |
donatien | 0:2ccb9960a044 | 683 | { |
donatien | 0:2ccb9960a044 | 684 | hostLen = portPtr - hostPtr; |
donatien | 0:2ccb9960a044 | 685 | portPtr++; |
donatien | 8:45c8da29a1cf | 686 | if( sscanf(portPtr, "%hu", port) != 1) |
donatien | 0:2ccb9960a044 | 687 | { |
donatien | 0:2ccb9960a044 | 688 | WARN("Could not find port"); |
donatien | 11:390362de8c3f | 689 | return HTTP_PARSE; |
donatien | 0:2ccb9960a044 | 690 | } |
donatien | 0:2ccb9960a044 | 691 | } |
donatien | 0:2ccb9960a044 | 692 | else |
donatien | 0:2ccb9960a044 | 693 | { |
donatien | 0:2ccb9960a044 | 694 | *port=0; |
donatien | 0:2ccb9960a044 | 695 | } |
donatien | 0:2ccb9960a044 | 696 | char* pathPtr = strchr(hostPtr, '/'); |
donatien | 0:2ccb9960a044 | 697 | if( hostLen == 0 ) |
donatien | 0:2ccb9960a044 | 698 | { |
donatien | 0:2ccb9960a044 | 699 | hostLen = pathPtr - hostPtr; |
donatien | 0:2ccb9960a044 | 700 | } |
donatien | 0:2ccb9960a044 | 701 | |
donatien | 0:2ccb9960a044 | 702 | if( maxHostLen < hostLen + 1 ) //including NULL-terminating char |
donatien | 0:2ccb9960a044 | 703 | { |
donatien | 0:2ccb9960a044 | 704 | WARN("Host str is too small (%d >= %d)", maxHostLen, hostLen + 1); |
donatien | 11:390362de8c3f | 705 | return HTTP_PARSE; |
donatien | 0:2ccb9960a044 | 706 | } |
donatien | 0:2ccb9960a044 | 707 | memcpy(host, hostPtr, hostLen); |
donatien | 0:2ccb9960a044 | 708 | host[hostLen] = '\0'; |
donatien | 0:2ccb9960a044 | 709 | |
donatien | 0:2ccb9960a044 | 710 | size_t pathLen; |
donatien | 0:2ccb9960a044 | 711 | char* fragmentPtr = strchr(hostPtr, '#'); |
donatien | 0:2ccb9960a044 | 712 | if(fragmentPtr != NULL) |
donatien | 0:2ccb9960a044 | 713 | { |
donatien | 0:2ccb9960a044 | 714 | pathLen = fragmentPtr - pathPtr; |
donatien | 0:2ccb9960a044 | 715 | } |
donatien | 0:2ccb9960a044 | 716 | else |
donatien | 0:2ccb9960a044 | 717 | { |
donatien | 0:2ccb9960a044 | 718 | pathLen = strlen(pathPtr); |
donatien | 0:2ccb9960a044 | 719 | } |
donatien | 0:2ccb9960a044 | 720 | |
donatien | 0:2ccb9960a044 | 721 | if( maxPathLen < pathLen + 1 ) //including NULL-terminating char |
donatien | 0:2ccb9960a044 | 722 | { |
donatien | 0:2ccb9960a044 | 723 | WARN("Path str is too small (%d >= %d)", maxPathLen, pathLen + 1); |
donatien | 11:390362de8c3f | 724 | return HTTP_PARSE; |
donatien | 0:2ccb9960a044 | 725 | } |
donatien | 0:2ccb9960a044 | 726 | memcpy(path, pathPtr, pathLen); |
donatien | 0:2ccb9960a044 | 727 | path[pathLen] = '\0'; |
donatien | 0:2ccb9960a044 | 728 | |
donatien | 11:390362de8c3f | 729 | return HTTP_OK; |
donatien | 0:2ccb9960a044 | 730 | } |