Http client library.
Fork of HTTPClient by
HTTPClient.cpp@19:3c7789c521df, 2015-01-23 (annotated)
- Committer:
- MACRUM
- Date:
- Fri Jan 23 09:55:35 2015 +0000
- Revision:
- 19:3c7789c521df
- Parent:
- 18:277279a1891e
- Child:
- 20:a0201b94b774
Initial release
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 | |
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 |
MACRUM | 19:3c7789c521df | 44 | #define BUF_SIZE 64 |
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 | |
MACRUM | 19:3c7789c521df | 368 | char key[BUF_SIZE]; |
MACRUM | 19:3c7789c521df | 369 | char value[BUF_SIZE]; |
donatien | 0:2ccb9960a044 | 370 | |
donatien | 17:679e15a3d3db | 371 | //key[31] = '\0'; |
donatien | 17:679e15a3d3db | 372 | //value[31] = '\0'; |
donatien | 17:679e15a3d3db | 373 | |
MACRUM | 19:3c7789c521df | 374 | memset(key, 0, BUF_SIZE); |
MACRUM | 19:3c7789c521df | 375 | memset(value, 0, BUF_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'; |
MACRUM | 19:3c7789c521df | 385 | if(strlen(buf) < BUF_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 | { |
MACRUM | 19:3c7789c521df | 392 | if(strlen(valueStart) < BUF_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 | } |