Minor tweaks to support longer header key value pairs
Dependents: Car_Bon_car_module
Fork of HTTPClient by
HTTPClient.cpp@24:07dc6a23ca28, 2014-03-16 (annotated)
- Committer:
- ansond
- Date:
- Sun Mar 16 03:11:53 2014 +0000
- Revision:
- 24:07dc6a23ca28
- Parent:
- 23:96a9385ceeb6
- Child:
- 25:19392aabd83d
updates
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 |
WiredHome | 20:4ea5255c1b04 | 21 | //#define DEBUG "HTCL" |
donatien | 11:390362de8c3f | 22 | #include <cstdio> |
WiredHome | 20:4ea5255c1b04 | 23 | #if (defined(DEBUG) && !defined(TARGET_LPC11U24)) |
WiredHome | 20:4ea5255c1b04 | 24 | #define DBG(x, ...) std::printf("[DBG %s %3d] "x"\r\n", DEBUG, __LINE__, ##__VA_ARGS__); |
WiredHome | 20:4ea5255c1b04 | 25 | #define WARN(x, ...) std::printf("[WRN %s %3d] "x"\r\n", DEBUG, __LINE__, ##__VA_ARGS__); |
WiredHome | 20:4ea5255c1b04 | 26 | #define ERR(x, ...) std::printf("[ERR %s %3d] "x"\r\n", DEBUG, __LINE__, ##__VA_ARGS__); |
WiredHome | 20:4ea5255c1b04 | 27 | #define INFO(x, ...) std::printf("[INF %s %3d] "x"\r\n", DEBUG, __LINE__, ##__VA_ARGS__); |
donatien | 12:89d09a6db00a | 28 | #else |
WiredHome | 20:4ea5255c1b04 | 29 | #define DBG(x, ...) |
donatien | 12:89d09a6db00a | 30 | #define WARN(x, ...) |
WiredHome | 20:4ea5255c1b04 | 31 | #define ERR(x, ...) |
WiredHome | 20:4ea5255c1b04 | 32 | #define INFO(x, ...) |
donatien | 7:4e39864f7b15 | 33 | #endif |
donatien | 0:2ccb9960a044 | 34 | |
WiredHome | 20:4ea5255c1b04 | 35 | //#define HTTP_PORT 80 |
donatien | 0:2ccb9960a044 | 36 | |
donatien | 11:390362de8c3f | 37 | #define OK 0 |
donatien | 11:390362de8c3f | 38 | |
donatien | 11:390362de8c3f | 39 | #define MIN(x,y) (((x)<(y))?(x):(y)) |
donatien | 11:390362de8c3f | 40 | #define MAX(x,y) (((x)>(y))?(x):(y)) |
donatien | 11:390362de8c3f | 41 | |
donatien | 0:2ccb9960a044 | 42 | #define CHUNK_SIZE 256 |
donatien | 0:2ccb9960a044 | 43 | |
donatien | 0:2ccb9960a044 | 44 | #include <cstring> |
donatien | 0:2ccb9960a044 | 45 | |
donatien | 11:390362de8c3f | 46 | #include "HTTPClient.h" |
donatien | 11:390362de8c3f | 47 | |
donatien | 0:2ccb9960a044 | 48 | HTTPClient::HTTPClient() : |
WiredHome | 20:4ea5255c1b04 | 49 | m_sock(), m_basicAuthUser(NULL), m_basicAuthPassword(NULL), m_httpResponseCode(0) |
donatien | 0:2ccb9960a044 | 50 | { |
donatien | 0:2ccb9960a044 | 51 | |
donatien | 0:2ccb9960a044 | 52 | } |
donatien | 0:2ccb9960a044 | 53 | |
donatien | 0:2ccb9960a044 | 54 | HTTPClient::~HTTPClient() |
donatien | 0:2ccb9960a044 | 55 | { |
donatien | 0:2ccb9960a044 | 56 | |
donatien | 0:2ccb9960a044 | 57 | } |
donatien | 0:2ccb9960a044 | 58 | |
donatien | 0:2ccb9960a044 | 59 | void HTTPClient::basicAuth(const char* user, const char* password) //Basic Authentification |
donatien | 0:2ccb9960a044 | 60 | { |
ansond | 23:96a9385ceeb6 | 61 | if (m_basicAuthUser) free(m_basicAuthUser); |
ansond | 23:96a9385ceeb6 | 62 | if (user != NULL) { |
ansond | 23:96a9385ceeb6 | 63 | m_basicAuthUser = (char *)malloc(strlen(user)+1); |
ansond | 23:96a9385ceeb6 | 64 | strcpy(m_basicAuthUser, user); |
ansond | 23:96a9385ceeb6 | 65 | } |
ansond | 23:96a9385ceeb6 | 66 | |
ansond | 23:96a9385ceeb6 | 67 | if (m_basicAuthPassword) free(m_basicAuthPassword); |
ansond | 23:96a9385ceeb6 | 68 | if (password != NULL) { |
ansond | 23:96a9385ceeb6 | 69 | m_basicAuthPassword = (char *)malloc(strlen(password)+1); |
ansond | 23:96a9385ceeb6 | 70 | strcpy(m_basicAuthPassword, password); |
ansond | 23:96a9385ceeb6 | 71 | } |
donatien | 0:2ccb9960a044 | 72 | } |
vwochnik | 19:bcbf0af9fac3 | 73 | |
vwochnik | 19:bcbf0af9fac3 | 74 | void HTTPClient::customHeaders(const char **headers, size_t pairs) |
vwochnik | 19:bcbf0af9fac3 | 75 | { |
vwochnik | 19:bcbf0af9fac3 | 76 | m_customHeaders = headers; |
vwochnik | 19:bcbf0af9fac3 | 77 | m_nCustomHeaders = pairs; |
vwochnik | 19:bcbf0af9fac3 | 78 | } |
vwochnik | 19:bcbf0af9fac3 | 79 | |
donatien | 0:2ccb9960a044 | 80 | |
donatien | 12:89d09a6db00a | 81 | HTTPResult HTTPClient::get(const char* url, IHTTPDataIn* pDataIn, int timeout /*= HTTP_CLIENT_DEFAULT_TIMEOUT*/) //Blocking |
donatien | 0:2ccb9960a044 | 82 | { |
WiredHome | 20:4ea5255c1b04 | 83 | return connect(url, HTTP_GET, NULL, pDataIn, timeout); |
donatien | 0:2ccb9960a044 | 84 | } |
donatien | 0:2ccb9960a044 | 85 | |
donatien | 12:89d09a6db00a | 86 | HTTPResult HTTPClient::get(const char* url, char* result, size_t maxResultLen, int timeout /*= HTTP_CLIENT_DEFAULT_TIMEOUT*/) //Blocking |
donatien | 0:2ccb9960a044 | 87 | { |
WiredHome | 20:4ea5255c1b04 | 88 | HTTPText str(result, maxResultLen); |
WiredHome | 20:4ea5255c1b04 | 89 | return get(url, &str, timeout); |
donatien | 0:2ccb9960a044 | 90 | } |
donatien | 0:2ccb9960a044 | 91 | |
donatien | 12:89d09a6db00a | 92 | HTTPResult HTTPClient::post(const char* url, const IHTTPDataOut& dataOut, IHTTPDataIn* pDataIn, int timeout /*= HTTP_CLIENT_DEFAULT_TIMEOUT*/) //Blocking |
donatien | 0:2ccb9960a044 | 93 | { |
WiredHome | 20:4ea5255c1b04 | 94 | return connect(url, HTTP_POST, (IHTTPDataOut*)&dataOut, pDataIn, timeout); |
donatien | 0:2ccb9960a044 | 95 | } |
donatien | 0:2ccb9960a044 | 96 | |
donatien | 16:1f743885e7de | 97 | HTTPResult HTTPClient::put(const char* url, const IHTTPDataOut& dataOut, IHTTPDataIn* pDataIn, int timeout /*= HTTP_CLIENT_DEFAULT_TIMEOUT*/) //Blocking |
donatien | 16:1f743885e7de | 98 | { |
WiredHome | 20:4ea5255c1b04 | 99 | return connect(url, HTTP_PUT, (IHTTPDataOut*)&dataOut, pDataIn, timeout); |
donatien | 16:1f743885e7de | 100 | } |
donatien | 16:1f743885e7de | 101 | |
donatien | 16:1f743885e7de | 102 | HTTPResult HTTPClient::del(const char* url, IHTTPDataIn* pDataIn, int timeout /*= HTTP_CLIENT_DEFAULT_TIMEOUT*/) //Blocking |
donatien | 16:1f743885e7de | 103 | { |
WiredHome | 20:4ea5255c1b04 | 104 | return connect(url, HTTP_DELETE, NULL, pDataIn, timeout); |
donatien | 16:1f743885e7de | 105 | } |
donatien | 16:1f743885e7de | 106 | |
donatien | 16:1f743885e7de | 107 | |
donatien | 0:2ccb9960a044 | 108 | int HTTPClient::getHTTPResponseCode() |
donatien | 0:2ccb9960a044 | 109 | { |
WiredHome | 20:4ea5255c1b04 | 110 | return m_httpResponseCode; |
donatien | 0:2ccb9960a044 | 111 | } |
donatien | 0:2ccb9960a044 | 112 | |
donatien | 5:791fc3dcb6c4 | 113 | #define CHECK_CONN_ERR(ret) \ |
donatien | 5:791fc3dcb6c4 | 114 | do{ \ |
donatien | 7:4e39864f7b15 | 115 | if(ret) { \ |
donatien | 7:4e39864f7b15 | 116 | m_sock.close(); \ |
donatien | 5:791fc3dcb6c4 | 117 | ERR("Connection error (%d)", ret); \ |
donatien | 11:390362de8c3f | 118 | return HTTP_CONN; \ |
donatien | 5:791fc3dcb6c4 | 119 | } \ |
donatien | 5:791fc3dcb6c4 | 120 | } while(0) |
donatien | 5:791fc3dcb6c4 | 121 | |
donatien | 5:791fc3dcb6c4 | 122 | #define PRTCL_ERR() \ |
donatien | 5:791fc3dcb6c4 | 123 | do{ \ |
donatien | 7:4e39864f7b15 | 124 | m_sock.close(); \ |
donatien | 5:791fc3dcb6c4 | 125 | ERR("Protocol error"); \ |
donatien | 11:390362de8c3f | 126 | return HTTP_PRTCL; \ |
donatien | 5:791fc3dcb6c4 | 127 | } while(0) |
donatien | 0:2ccb9960a044 | 128 | |
donatien | 12:89d09a6db00a | 129 | HTTPResult HTTPClient::connect(const char* url, HTTP_METH method, IHTTPDataOut* pDataOut, IHTTPDataIn* pDataIn, int timeout) //Execute request |
WiredHome | 20:4ea5255c1b04 | 130 | { |
WiredHome | 20:4ea5255c1b04 | 131 | m_httpResponseCode = 0; //Invalidate code |
WiredHome | 20:4ea5255c1b04 | 132 | m_timeout = timeout; |
WiredHome | 20:4ea5255c1b04 | 133 | |
ansond | 23:96a9385ceeb6 | 134 | if (pDataIn) { |
ansond | 23:96a9385ceeb6 | 135 | pDataIn->writeReset(); |
ansond | 23:96a9385ceeb6 | 136 | } |
WiredHome | 20:4ea5255c1b04 | 137 | if( pDataOut ) { |
WiredHome | 20:4ea5255c1b04 | 138 | pDataOut->readReset(); |
WiredHome | 20:4ea5255c1b04 | 139 | } |
donatien | 0:2ccb9960a044 | 140 | |
WiredHome | 20:4ea5255c1b04 | 141 | char scheme[8]; |
WiredHome | 20:4ea5255c1b04 | 142 | uint16_t port; |
ansond | 22:f6a3fcf48751 | 143 | char host[48]; |
ansond | 22:f6a3fcf48751 | 144 | char path[96]; |
WiredHome | 20:4ea5255c1b04 | 145 | //First we need to parse the url (http[s]://host[:port][/[path]]) -- HTTPS not supported (yet?) |
WiredHome | 20:4ea5255c1b04 | 146 | HTTPResult res = parseURL(url, scheme, sizeof(scheme), host, sizeof(host), &port, path, sizeof(path)); |
WiredHome | 20:4ea5255c1b04 | 147 | if(res != HTTP_OK) { |
WiredHome | 20:4ea5255c1b04 | 148 | ERR("parseURL returned %d", res); |
WiredHome | 20:4ea5255c1b04 | 149 | return res; |
WiredHome | 20:4ea5255c1b04 | 150 | } |
donatien | 0:2ccb9960a044 | 151 | |
WiredHome | 20:4ea5255c1b04 | 152 | if(port == 0) { //TODO do handle HTTPS->443 |
WiredHome | 20:4ea5255c1b04 | 153 | port = 80; |
WiredHome | 20:4ea5255c1b04 | 154 | } |
WiredHome | 20:4ea5255c1b04 | 155 | |
WiredHome | 20:4ea5255c1b04 | 156 | DBG("Scheme: %s", scheme); |
WiredHome | 20:4ea5255c1b04 | 157 | DBG("Host: %s", host); |
WiredHome | 20:4ea5255c1b04 | 158 | DBG("Port: %d", port); |
WiredHome | 20:4ea5255c1b04 | 159 | DBG("Path: %s", path); |
donatien | 0:2ccb9960a044 | 160 | |
WiredHome | 20:4ea5255c1b04 | 161 | //Connect |
WiredHome | 20:4ea5255c1b04 | 162 | DBG("Connecting socket to server"); |
WiredHome | 20:4ea5255c1b04 | 163 | int ret = m_sock.connect(host, port); |
WiredHome | 20:4ea5255c1b04 | 164 | if (ret < 0) { |
WiredHome | 20:4ea5255c1b04 | 165 | m_sock.close(); |
WiredHome | 20:4ea5255c1b04 | 166 | ERR("Could not connect"); |
WiredHome | 20:4ea5255c1b04 | 167 | return HTTP_CONN; |
vwochnik | 19:bcbf0af9fac3 | 168 | } |
donatien | 0:2ccb9960a044 | 169 | |
WiredHome | 20:4ea5255c1b04 | 170 | //Send request |
WiredHome | 20:4ea5255c1b04 | 171 | DBG("Sending request"); |
ansond | 23:96a9385ceeb6 | 172 | char buf[CHUNK_SIZE]; |
ansond | 23:96a9385ceeb6 | 173 | memset(buf,0,CHUNK_SIZE); |
WiredHome | 20:4ea5255c1b04 | 174 | const char* meth = (method==HTTP_GET)?"GET":(method==HTTP_POST)?"POST":(method==HTTP_PUT)?"PUT":(method==HTTP_DELETE)?"DELETE":""; |
WiredHome | 20:4ea5255c1b04 | 175 | snprintf(buf, sizeof(buf), "%s %s HTTP/1.1\r\nHost: %s:%d\r\nConnection: keep-alive\r\n", meth, path, host, port); //Write request |
vwochnik | 19:bcbf0af9fac3 | 176 | ret = send(buf); |
WiredHome | 20:4ea5255c1b04 | 177 | if (ret) { |
WiredHome | 20:4ea5255c1b04 | 178 | m_sock.close(); |
WiredHome | 20:4ea5255c1b04 | 179 | ERR("Could not write request"); |
WiredHome | 20:4ea5255c1b04 | 180 | return HTTP_CONN; |
donatien | 0:2ccb9960a044 | 181 | } |
WiredHome | 20:4ea5255c1b04 | 182 | |
WiredHome | 20:4ea5255c1b04 | 183 | // send authorization |
WiredHome | 20:4ea5255c1b04 | 184 | if (m_basicAuthUser && m_basicAuthPassword) { |
WiredHome | 20:4ea5255c1b04 | 185 | strcpy(buf, "Authorization: Basic "); |
WiredHome | 20:4ea5255c1b04 | 186 | createauth(m_basicAuthUser, m_basicAuthPassword, buf+strlen(buf), sizeof(buf)-strlen(buf)); |
WiredHome | 20:4ea5255c1b04 | 187 | strcat(buf, "\r\n"); |
WiredHome | 20:4ea5255c1b04 | 188 | INFO(" (%s,%s) => (%s)", m_basicAuthUser, m_basicAuthPassword, buf); |
WiredHome | 20:4ea5255c1b04 | 189 | ret = send(buf); |
WiredHome | 20:4ea5255c1b04 | 190 | INFO(" ret = %d", ret); |
WiredHome | 20:4ea5255c1b04 | 191 | if(ret) { |
WiredHome | 20:4ea5255c1b04 | 192 | m_sock.close(); |
WiredHome | 20:4ea5255c1b04 | 193 | ERR("Could not write request"); |
WiredHome | 20:4ea5255c1b04 | 194 | return HTTP_CONN; |
WiredHome | 20:4ea5255c1b04 | 195 | } |
donatien | 0:2ccb9960a044 | 196 | } |
WiredHome | 20:4ea5255c1b04 | 197 | |
WiredHome | 20:4ea5255c1b04 | 198 | //Send all headers |
WiredHome | 20:4ea5255c1b04 | 199 | for (size_t nh = 0; nh < m_nCustomHeaders * 2; nh+=2) { |
WiredHome | 20:4ea5255c1b04 | 200 | INFO("hdr[%d] %s:", nh, m_customHeaders[nh]); |
WiredHome | 20:4ea5255c1b04 | 201 | INFO(" %s", m_customHeaders[nh+1]); |
WiredHome | 20:4ea5255c1b04 | 202 | snprintf(buf, sizeof(buf), "%s: %s\r\n", m_customHeaders[nh], m_customHeaders[nh+1]); |
WiredHome | 20:4ea5255c1b04 | 203 | ret = send(buf); |
WiredHome | 20:4ea5255c1b04 | 204 | if (ret) { |
WiredHome | 20:4ea5255c1b04 | 205 | ERR("closing"); |
WiredHome | 20:4ea5255c1b04 | 206 | wait_ms(50); |
WiredHome | 20:4ea5255c1b04 | 207 | m_sock.close(); |
WiredHome | 20:4ea5255c1b04 | 208 | ERR("Could not write request"); |
WiredHome | 20:4ea5255c1b04 | 209 | return HTTP_CONN; |
WiredHome | 20:4ea5255c1b04 | 210 | } |
WiredHome | 20:4ea5255c1b04 | 211 | INFO(" hdr %d", ret); |
donatien | 0:2ccb9960a044 | 212 | } |
donatien | 0:2ccb9960a044 | 213 | |
WiredHome | 20:4ea5255c1b04 | 214 | //Send default headers |
WiredHome | 20:4ea5255c1b04 | 215 | DBG("Sending headers"); |
WiredHome | 20:4ea5255c1b04 | 216 | if( pDataOut != NULL ) { |
WiredHome | 20:4ea5255c1b04 | 217 | if( pDataOut->getIsChunked() ) { |
WiredHome | 20:4ea5255c1b04 | 218 | ret = send("Transfer-Encoding: chunked\r\n"); |
WiredHome | 20:4ea5255c1b04 | 219 | CHECK_CONN_ERR(ret); |
WiredHome | 20:4ea5255c1b04 | 220 | } else { |
WiredHome | 20:4ea5255c1b04 | 221 | snprintf(buf, sizeof(buf), "Content-Length: %d\r\n", pDataOut->getDataLen()); |
WiredHome | 20:4ea5255c1b04 | 222 | ret = send(buf); |
WiredHome | 20:4ea5255c1b04 | 223 | CHECK_CONN_ERR(ret); |
WiredHome | 20:4ea5255c1b04 | 224 | } |
WiredHome | 20:4ea5255c1b04 | 225 | char type[48]; |
WiredHome | 20:4ea5255c1b04 | 226 | if( pDataOut->getDataType(type, 48) == HTTP_OK ) { |
WiredHome | 20:4ea5255c1b04 | 227 | snprintf(buf, sizeof(buf), "Content-Type: %s\r\n", type); |
WiredHome | 20:4ea5255c1b04 | 228 | ret = send(buf); |
WiredHome | 20:4ea5255c1b04 | 229 | CHECK_CONN_ERR(ret); |
WiredHome | 20:4ea5255c1b04 | 230 | } |
WiredHome | 20:4ea5255c1b04 | 231 | } |
WiredHome | 20:4ea5255c1b04 | 232 | |
WiredHome | 20:4ea5255c1b04 | 233 | //Close headers |
WiredHome | 20:4ea5255c1b04 | 234 | DBG("Headers sent"); |
WiredHome | 20:4ea5255c1b04 | 235 | ret = send("\r\n"); |
WiredHome | 20:4ea5255c1b04 | 236 | CHECK_CONN_ERR(ret); |
WiredHome | 20:4ea5255c1b04 | 237 | |
WiredHome | 20:4ea5255c1b04 | 238 | size_t trfLen; |
donatien | 0:2ccb9960a044 | 239 | |
WiredHome | 20:4ea5255c1b04 | 240 | //Send data (if available) |
WiredHome | 20:4ea5255c1b04 | 241 | if( pDataOut != NULL ) { |
WiredHome | 20:4ea5255c1b04 | 242 | DBG("Sending data"); |
WiredHome | 20:4ea5255c1b04 | 243 | while(true) { |
WiredHome | 20:4ea5255c1b04 | 244 | size_t writtenLen = 0; |
WiredHome | 20:4ea5255c1b04 | 245 | pDataOut->read(buf, CHUNK_SIZE, &trfLen); |
WiredHome | 20:4ea5255c1b04 | 246 | if( pDataOut->getIsChunked() ) { |
WiredHome | 20:4ea5255c1b04 | 247 | //Write chunk header |
WiredHome | 20:4ea5255c1b04 | 248 | char chunkHeader[16]; |
WiredHome | 20:4ea5255c1b04 | 249 | snprintf(chunkHeader, sizeof(chunkHeader), "%X\r\n", trfLen); //In hex encoding |
WiredHome | 20:4ea5255c1b04 | 250 | ret = send(chunkHeader); |
WiredHome | 20:4ea5255c1b04 | 251 | CHECK_CONN_ERR(ret); |
WiredHome | 20:4ea5255c1b04 | 252 | } else if( trfLen == 0 ) { |
WiredHome | 20:4ea5255c1b04 | 253 | break; |
WiredHome | 20:4ea5255c1b04 | 254 | } |
WiredHome | 20:4ea5255c1b04 | 255 | if( trfLen != 0 ) { |
WiredHome | 20:4ea5255c1b04 | 256 | ret = send(buf, trfLen); |
WiredHome | 20:4ea5255c1b04 | 257 | CHECK_CONN_ERR(ret); |
WiredHome | 20:4ea5255c1b04 | 258 | } |
WiredHome | 20:4ea5255c1b04 | 259 | |
WiredHome | 20:4ea5255c1b04 | 260 | if( pDataOut->getIsChunked() ) { |
WiredHome | 20:4ea5255c1b04 | 261 | ret = send("\r\n"); //Chunk-terminating CRLF |
WiredHome | 20:4ea5255c1b04 | 262 | CHECK_CONN_ERR(ret); |
WiredHome | 20:4ea5255c1b04 | 263 | } else { |
WiredHome | 20:4ea5255c1b04 | 264 | writtenLen += trfLen; |
WiredHome | 20:4ea5255c1b04 | 265 | if( writtenLen >= pDataOut->getDataLen() ) { |
WiredHome | 20:4ea5255c1b04 | 266 | break; |
WiredHome | 20:4ea5255c1b04 | 267 | } |
WiredHome | 20:4ea5255c1b04 | 268 | } |
WiredHome | 20:4ea5255c1b04 | 269 | |
WiredHome | 20:4ea5255c1b04 | 270 | if( trfLen == 0 ) { |
WiredHome | 20:4ea5255c1b04 | 271 | break; |
WiredHome | 20:4ea5255c1b04 | 272 | } |
donatien | 0:2ccb9960a044 | 273 | } |
WiredHome | 20:4ea5255c1b04 | 274 | |
WiredHome | 20:4ea5255c1b04 | 275 | } |
donatien | 0:2ccb9960a044 | 276 | |
WiredHome | 20:4ea5255c1b04 | 277 | //Receive response |
WiredHome | 20:4ea5255c1b04 | 278 | DBG("Receiving response"); |
WiredHome | 20:4ea5255c1b04 | 279 | ret = recv(buf, CHUNK_SIZE - 1, CHUNK_SIZE - 1, &trfLen); //Read n bytes |
WiredHome | 20:4ea5255c1b04 | 280 | CHECK_CONN_ERR(ret); |
WiredHome | 20:4ea5255c1b04 | 281 | buf[trfLen] = '\0'; |
WiredHome | 20:4ea5255c1b04 | 282 | INFO("Received \r\n(%s\r\n)", buf); |
WiredHome | 20:4ea5255c1b04 | 283 | |
WiredHome | 20:4ea5255c1b04 | 284 | char* crlfPtr = strstr(buf, "\r\n"); |
WiredHome | 20:4ea5255c1b04 | 285 | if( crlfPtr == NULL) { |
WiredHome | 20:4ea5255c1b04 | 286 | PRTCL_ERR(); |
donatien | 0:2ccb9960a044 | 287 | } |
donatien | 0:2ccb9960a044 | 288 | |
WiredHome | 20:4ea5255c1b04 | 289 | int crlfPos = crlfPtr - buf; |
WiredHome | 20:4ea5255c1b04 | 290 | buf[crlfPos] = '\0'; |
donatien | 0:2ccb9960a044 | 291 | |
WiredHome | 20:4ea5255c1b04 | 292 | //Parse HTTP response |
WiredHome | 20:4ea5255c1b04 | 293 | if( sscanf(buf, "HTTP/%*d.%*d %d %*[^\r\n]", &m_httpResponseCode) != 1 ) { |
WiredHome | 20:4ea5255c1b04 | 294 | //Cannot match string, error |
WiredHome | 20:4ea5255c1b04 | 295 | ERR("Not a correct HTTP answer : %s\n", buf); |
WiredHome | 20:4ea5255c1b04 | 296 | PRTCL_ERR(); |
WiredHome | 20:4ea5255c1b04 | 297 | } |
donatien | 0:2ccb9960a044 | 298 | |
WiredHome | 20:4ea5255c1b04 | 299 | if( (m_httpResponseCode < 200) || (m_httpResponseCode >= 300) ) { |
WiredHome | 20:4ea5255c1b04 | 300 | //Did not return a 2xx code; TODO fetch headers/(&data?) anyway and implement a mean of writing/reading headers |
WiredHome | 20:4ea5255c1b04 | 301 | WARN("Response code %d", m_httpResponseCode); |
donatien | 5:791fc3dcb6c4 | 302 | PRTCL_ERR(); |
donatien | 0:2ccb9960a044 | 303 | } |
donatien | 0:2ccb9960a044 | 304 | |
WiredHome | 20:4ea5255c1b04 | 305 | DBG("Reading headers"); |
WiredHome | 20:4ea5255c1b04 | 306 | |
WiredHome | 20:4ea5255c1b04 | 307 | memmove(buf, &buf[crlfPos+2], trfLen - (crlfPos + 2) + 1); //Be sure to move NULL-terminating char as well |
WiredHome | 20:4ea5255c1b04 | 308 | trfLen -= (crlfPos + 2); |
donatien | 0:2ccb9960a044 | 309 | |
WiredHome | 20:4ea5255c1b04 | 310 | size_t recvContentLength = 0; |
WiredHome | 20:4ea5255c1b04 | 311 | bool recvChunked = false; |
WiredHome | 20:4ea5255c1b04 | 312 | //Now get headers |
WiredHome | 20:4ea5255c1b04 | 313 | while( true ) { |
WiredHome | 20:4ea5255c1b04 | 314 | crlfPtr = strstr(buf, "\r\n"); |
WiredHome | 20:4ea5255c1b04 | 315 | if(crlfPtr == NULL) { |
WiredHome | 20:4ea5255c1b04 | 316 | if( trfLen < CHUNK_SIZE - 1 ) { |
ansond | 24:07dc6a23ca28 | 317 | size_t newTrfLen = 0; |
WiredHome | 20:4ea5255c1b04 | 318 | ret = recv(buf + trfLen, 1, CHUNK_SIZE - trfLen - 1, &newTrfLen); |
WiredHome | 20:4ea5255c1b04 | 319 | trfLen += newTrfLen; |
WiredHome | 20:4ea5255c1b04 | 320 | buf[trfLen] = '\0'; |
WiredHome | 20:4ea5255c1b04 | 321 | DBG("Read %d chars; In buf: [%s]", newTrfLen, buf); |
WiredHome | 20:4ea5255c1b04 | 322 | CHECK_CONN_ERR(ret); |
WiredHome | 20:4ea5255c1b04 | 323 | continue; |
WiredHome | 20:4ea5255c1b04 | 324 | } else { |
WiredHome | 20:4ea5255c1b04 | 325 | PRTCL_ERR(); |
WiredHome | 20:4ea5255c1b04 | 326 | } |
WiredHome | 20:4ea5255c1b04 | 327 | } |
donatien | 0:2ccb9960a044 | 328 | |
WiredHome | 20:4ea5255c1b04 | 329 | crlfPos = crlfPtr - buf; |
donatien | 4:c071b05ac026 | 330 | |
WiredHome | 20:4ea5255c1b04 | 331 | if(crlfPos == 0) { //End of headers |
WiredHome | 20:4ea5255c1b04 | 332 | DBG("Headers read"); |
WiredHome | 20:4ea5255c1b04 | 333 | memmove(buf, &buf[2], trfLen - 2 + 1); //Be sure to move NULL-terminating char as well |
WiredHome | 20:4ea5255c1b04 | 334 | trfLen -= 2; |
WiredHome | 20:4ea5255c1b04 | 335 | break; |
donatien | 0:2ccb9960a044 | 336 | } |
WiredHome | 20:4ea5255c1b04 | 337 | |
WiredHome | 20:4ea5255c1b04 | 338 | buf[crlfPos] = '\0'; |
WiredHome | 20:4ea5255c1b04 | 339 | |
ansond | 23:96a9385ceeb6 | 340 | char key[41]; |
ansond | 23:96a9385ceeb6 | 341 | char value[41]; |
ansond | 23:96a9385ceeb6 | 342 | |
ansond | 23:96a9385ceeb6 | 343 | memset(key,0,41); |
ansond | 23:96a9385ceeb6 | 344 | memset(value,0,41); |
WiredHome | 20:4ea5255c1b04 | 345 | |
ansond | 23:96a9385ceeb6 | 346 | int n = sscanf(buf, "%40[^:]: %40[^\r\n]", key, value); |
WiredHome | 20:4ea5255c1b04 | 347 | if ( n == 2 ) { |
WiredHome | 20:4ea5255c1b04 | 348 | DBG("Read header : %s: %s\n", key, value); |
WiredHome | 20:4ea5255c1b04 | 349 | if( !strcmp(key, "Content-Length") ) { |
WiredHome | 20:4ea5255c1b04 | 350 | sscanf(value, "%d", &recvContentLength); |
WiredHome | 20:4ea5255c1b04 | 351 | pDataIn->setDataLen(recvContentLength); |
WiredHome | 20:4ea5255c1b04 | 352 | } else if( !strcmp(key, "Transfer-Encoding") ) { |
WiredHome | 20:4ea5255c1b04 | 353 | if( !strcmp(value, "Chunked") || !strcmp(value, "chunked") ) { |
WiredHome | 20:4ea5255c1b04 | 354 | recvChunked = true; |
WiredHome | 20:4ea5255c1b04 | 355 | pDataIn->setIsChunked(true); |
WiredHome | 20:4ea5255c1b04 | 356 | } |
WiredHome | 20:4ea5255c1b04 | 357 | } else if( !strcmp(key, "Content-Type") ) { |
WiredHome | 20:4ea5255c1b04 | 358 | pDataIn->setDataType(value); |
WiredHome | 20:4ea5255c1b04 | 359 | } |
donatien | 0:2ccb9960a044 | 360 | |
WiredHome | 20:4ea5255c1b04 | 361 | memmove(buf, &buf[crlfPos+2], trfLen - (crlfPos + 2) + 1); //Be sure to move NULL-terminating char as well |
WiredHome | 20:4ea5255c1b04 | 362 | trfLen -= (crlfPos + 2); |
WiredHome | 20:4ea5255c1b04 | 363 | |
WiredHome | 20:4ea5255c1b04 | 364 | } else { |
WiredHome | 20:4ea5255c1b04 | 365 | ERR("Could not parse header"); |
WiredHome | 20:4ea5255c1b04 | 366 | PRTCL_ERR(); |
WiredHome | 20:4ea5255c1b04 | 367 | } |
WiredHome | 20:4ea5255c1b04 | 368 | |
donatien | 0:2ccb9960a044 | 369 | } |
donatien | 0:2ccb9960a044 | 370 | |
WiredHome | 20:4ea5255c1b04 | 371 | //Receive data |
WiredHome | 20:4ea5255c1b04 | 372 | DBG("Receiving data"); |
WiredHome | 20:4ea5255c1b04 | 373 | while(true) { |
WiredHome | 20:4ea5255c1b04 | 374 | size_t readLen = 0; |
donatien | 0:2ccb9960a044 | 375 | |
WiredHome | 20:4ea5255c1b04 | 376 | if( recvChunked ) { |
WiredHome | 20:4ea5255c1b04 | 377 | //Read chunk header |
WiredHome | 20:4ea5255c1b04 | 378 | bool foundCrlf; |
WiredHome | 20:4ea5255c1b04 | 379 | do { |
WiredHome | 20:4ea5255c1b04 | 380 | foundCrlf = false; |
WiredHome | 20:4ea5255c1b04 | 381 | crlfPos=0; |
WiredHome | 20:4ea5255c1b04 | 382 | buf[trfLen]=0; |
WiredHome | 20:4ea5255c1b04 | 383 | if(trfLen >= 2) { |
WiredHome | 20:4ea5255c1b04 | 384 | for(; crlfPos < trfLen - 2; crlfPos++) { |
WiredHome | 20:4ea5255c1b04 | 385 | if( buf[crlfPos] == '\r' && buf[crlfPos + 1] == '\n' ) { |
WiredHome | 20:4ea5255c1b04 | 386 | foundCrlf = true; |
WiredHome | 20:4ea5255c1b04 | 387 | break; |
WiredHome | 20:4ea5255c1b04 | 388 | } |
WiredHome | 20:4ea5255c1b04 | 389 | } |
WiredHome | 20:4ea5255c1b04 | 390 | } |
WiredHome | 20:4ea5255c1b04 | 391 | if(!foundCrlf) { //Try to read more |
WiredHome | 20:4ea5255c1b04 | 392 | if( trfLen < CHUNK_SIZE ) { |
WiredHome | 20:4ea5255c1b04 | 393 | size_t newTrfLen; |
WiredHome | 20:4ea5255c1b04 | 394 | ret = recv(buf + trfLen, 0, CHUNK_SIZE - trfLen - 1, &newTrfLen); |
WiredHome | 20:4ea5255c1b04 | 395 | trfLen += newTrfLen; |
WiredHome | 20:4ea5255c1b04 | 396 | CHECK_CONN_ERR(ret); |
WiredHome | 20:4ea5255c1b04 | 397 | continue; |
WiredHome | 20:4ea5255c1b04 | 398 | } else { |
WiredHome | 20:4ea5255c1b04 | 399 | PRTCL_ERR(); |
WiredHome | 20:4ea5255c1b04 | 400 | } |
WiredHome | 20:4ea5255c1b04 | 401 | } |
WiredHome | 20:4ea5255c1b04 | 402 | } while(!foundCrlf); |
WiredHome | 20:4ea5255c1b04 | 403 | buf[crlfPos] = '\0'; |
WiredHome | 20:4ea5255c1b04 | 404 | int n = sscanf(buf, "%x", &readLen); |
WiredHome | 20:4ea5255c1b04 | 405 | if(n!=1) { |
WiredHome | 20:4ea5255c1b04 | 406 | ERR("Could not read chunk length"); |
WiredHome | 20:4ea5255c1b04 | 407 | PRTCL_ERR(); |
donatien | 14:2744e0c0e527 | 408 | } |
WiredHome | 20:4ea5255c1b04 | 409 | |
WiredHome | 20:4ea5255c1b04 | 410 | memmove(buf, &buf[crlfPos+2], trfLen - (crlfPos + 2)); //Not need to move NULL-terminating char any more |
WiredHome | 20:4ea5255c1b04 | 411 | trfLen -= (crlfPos + 2); |
WiredHome | 20:4ea5255c1b04 | 412 | |
WiredHome | 20:4ea5255c1b04 | 413 | if( readLen == 0 ) { |
WiredHome | 20:4ea5255c1b04 | 414 | //Last chunk |
WiredHome | 20:4ea5255c1b04 | 415 | break; |
WiredHome | 20:4ea5255c1b04 | 416 | } |
WiredHome | 20:4ea5255c1b04 | 417 | } else { |
WiredHome | 20:4ea5255c1b04 | 418 | readLen = recvContentLength; |
donatien | 0:2ccb9960a044 | 419 | } |
WiredHome | 20:4ea5255c1b04 | 420 | |
WiredHome | 20:4ea5255c1b04 | 421 | DBG("Retrieving %d bytes", readLen); |
WiredHome | 20:4ea5255c1b04 | 422 | |
WiredHome | 20:4ea5255c1b04 | 423 | do { |
WiredHome | 20:4ea5255c1b04 | 424 | pDataIn->write(buf, MIN(trfLen, readLen)); |
WiredHome | 20:4ea5255c1b04 | 425 | if( trfLen > readLen ) { |
WiredHome | 20:4ea5255c1b04 | 426 | memmove(buf, &buf[readLen], trfLen - readLen); |
WiredHome | 20:4ea5255c1b04 | 427 | trfLen -= readLen; |
WiredHome | 20:4ea5255c1b04 | 428 | readLen = 0; |
WiredHome | 20:4ea5255c1b04 | 429 | } else { |
WiredHome | 20:4ea5255c1b04 | 430 | readLen -= trfLen; |
WiredHome | 20:4ea5255c1b04 | 431 | } |
WiredHome | 20:4ea5255c1b04 | 432 | |
WiredHome | 20:4ea5255c1b04 | 433 | if(readLen) { |
WiredHome | 20:4ea5255c1b04 | 434 | ret = recv(buf, 1, CHUNK_SIZE - trfLen - 1, &trfLen); |
WiredHome | 20:4ea5255c1b04 | 435 | CHECK_CONN_ERR(ret); |
WiredHome | 20:4ea5255c1b04 | 436 | } |
WiredHome | 20:4ea5255c1b04 | 437 | } while(readLen); |
WiredHome | 20:4ea5255c1b04 | 438 | |
WiredHome | 20:4ea5255c1b04 | 439 | if( recvChunked ) { |
WiredHome | 20:4ea5255c1b04 | 440 | if(trfLen < 2) { |
WiredHome | 20:4ea5255c1b04 | 441 | size_t newTrfLen; |
WiredHome | 20:4ea5255c1b04 | 442 | //Read missing chars to find end of chunk |
WiredHome | 20:4ea5255c1b04 | 443 | ret = recv(buf + trfLen, 2 - trfLen, CHUNK_SIZE - trfLen - 1, &newTrfLen); |
WiredHome | 20:4ea5255c1b04 | 444 | CHECK_CONN_ERR(ret); |
WiredHome | 20:4ea5255c1b04 | 445 | trfLen += newTrfLen; |
WiredHome | 20:4ea5255c1b04 | 446 | } |
WiredHome | 20:4ea5255c1b04 | 447 | if( (buf[0] != '\r') || (buf[1] != '\n') ) { |
WiredHome | 20:4ea5255c1b04 | 448 | ERR("Format error"); |
WiredHome | 20:4ea5255c1b04 | 449 | PRTCL_ERR(); |
WiredHome | 20:4ea5255c1b04 | 450 | } |
WiredHome | 20:4ea5255c1b04 | 451 | memmove(buf, &buf[2], trfLen - 2); |
WiredHome | 20:4ea5255c1b04 | 452 | trfLen -= 2; |
WiredHome | 20:4ea5255c1b04 | 453 | } else { |
WiredHome | 20:4ea5255c1b04 | 454 | break; |
donatien | 0:2ccb9960a044 | 455 | } |
donatien | 0:2ccb9960a044 | 456 | |
donatien | 0:2ccb9960a044 | 457 | } |
donatien | 0:2ccb9960a044 | 458 | |
WiredHome | 20:4ea5255c1b04 | 459 | m_sock.close(); |
WiredHome | 20:4ea5255c1b04 | 460 | DBG("Completed HTTP transaction"); |
donatien | 0:2ccb9960a044 | 461 | |
WiredHome | 20:4ea5255c1b04 | 462 | return HTTP_OK; |
donatien | 0:2ccb9960a044 | 463 | } |
donatien | 0:2ccb9960a044 | 464 | |
donatien | 11:390362de8c3f | 465 | HTTPResult HTTPClient::recv(char* buf, size_t minLen, size_t maxLen, size_t* pReadLen) //0 on success, err code on failure |
donatien | 0:2ccb9960a044 | 466 | { |
WiredHome | 20:4ea5255c1b04 | 467 | DBG("Trying to read between %d and %d bytes", minLen, maxLen); |
WiredHome | 20:4ea5255c1b04 | 468 | size_t readLen = 0; |
WiredHome | 20:4ea5255c1b04 | 469 | |
WiredHome | 20:4ea5255c1b04 | 470 | if (!m_sock.is_connected()) { |
WiredHome | 20:4ea5255c1b04 | 471 | WARN("Connection was closed by server"); |
WiredHome | 20:4ea5255c1b04 | 472 | return HTTP_CLOSED; //Connection was closed by server |
donatien | 7:4e39864f7b15 | 473 | } |
WiredHome | 20:4ea5255c1b04 | 474 | |
WiredHome | 20:4ea5255c1b04 | 475 | int ret; |
WiredHome | 20:4ea5255c1b04 | 476 | while (readLen < maxLen) { |
WiredHome | 20:4ea5255c1b04 | 477 | if (readLen < minLen) { |
WiredHome | 20:4ea5255c1b04 | 478 | DBG("Trying to read at most %d bytes [Blocking]", minLen - readLen); |
WiredHome | 20:4ea5255c1b04 | 479 | m_sock.set_blocking(false, m_timeout); |
WiredHome | 20:4ea5255c1b04 | 480 | ret = m_sock.receive_all(buf + readLen, minLen - readLen); |
WiredHome | 20:4ea5255c1b04 | 481 | } else { |
WiredHome | 20:4ea5255c1b04 | 482 | DBG("Trying to read at most %d bytes [Not blocking]", maxLen - readLen); |
WiredHome | 20:4ea5255c1b04 | 483 | m_sock.set_blocking(false, 0); |
WiredHome | 20:4ea5255c1b04 | 484 | ret = m_sock.receive(buf + readLen, maxLen - readLen); |
WiredHome | 20:4ea5255c1b04 | 485 | } |
WiredHome | 20:4ea5255c1b04 | 486 | |
WiredHome | 20:4ea5255c1b04 | 487 | if (ret > 0) { |
WiredHome | 20:4ea5255c1b04 | 488 | readLen += ret; |
WiredHome | 20:4ea5255c1b04 | 489 | } else if ( ret == 0 ) { |
WiredHome | 20:4ea5255c1b04 | 490 | break; |
WiredHome | 20:4ea5255c1b04 | 491 | } else { |
WiredHome | 20:4ea5255c1b04 | 492 | if (!m_sock.is_connected()) { |
WiredHome | 20:4ea5255c1b04 | 493 | ERR("Connection error (recv returned %d)", ret); |
WiredHome | 20:4ea5255c1b04 | 494 | *pReadLen = readLen; |
WiredHome | 20:4ea5255c1b04 | 495 | return HTTP_CONN; |
WiredHome | 20:4ea5255c1b04 | 496 | } else { |
WiredHome | 20:4ea5255c1b04 | 497 | break; |
WiredHome | 20:4ea5255c1b04 | 498 | } |
WiredHome | 20:4ea5255c1b04 | 499 | } |
WiredHome | 20:4ea5255c1b04 | 500 | if (!m_sock.is_connected()) { |
WiredHome | 20:4ea5255c1b04 | 501 | break; |
WiredHome | 20:4ea5255c1b04 | 502 | } |
donatien | 7:4e39864f7b15 | 503 | } |
WiredHome | 20:4ea5255c1b04 | 504 | DBG("Read %d bytes", readLen); |
WiredHome | 20:4ea5255c1b04 | 505 | *pReadLen = readLen; |
WiredHome | 20:4ea5255c1b04 | 506 | return HTTP_OK; |
donatien | 7:4e39864f7b15 | 507 | } |
donatien | 7:4e39864f7b15 | 508 | |
donatien | 11:390362de8c3f | 509 | HTTPResult HTTPClient::send(char* buf, size_t len) //0 on success, err code on failure |
donatien | 7:4e39864f7b15 | 510 | { |
WiredHome | 20:4ea5255c1b04 | 511 | if(len == 0) { |
WiredHome | 20:4ea5255c1b04 | 512 | len = strlen(buf); |
WiredHome | 20:4ea5255c1b04 | 513 | } |
WiredHome | 20:4ea5255c1b04 | 514 | DBG("send(%s,%d)", buf, len); |
WiredHome | 20:4ea5255c1b04 | 515 | size_t writtenLen = 0; |
WiredHome | 20:4ea5255c1b04 | 516 | |
WiredHome | 20:4ea5255c1b04 | 517 | if(!m_sock.is_connected()) { |
WiredHome | 20:4ea5255c1b04 | 518 | WARN("Connection was closed by server"); |
WiredHome | 20:4ea5255c1b04 | 519 | return HTTP_CLOSED; //Connection was closed by server |
WiredHome | 20:4ea5255c1b04 | 520 | } |
WiredHome | 20:4ea5255c1b04 | 521 | |
WiredHome | 20:4ea5255c1b04 | 522 | m_sock.set_blocking(false, m_timeout); |
WiredHome | 20:4ea5255c1b04 | 523 | int ret = m_sock.send_all(buf, len); |
WiredHome | 20:4ea5255c1b04 | 524 | if(ret > 0) { |
WiredHome | 20:4ea5255c1b04 | 525 | writtenLen += ret; |
WiredHome | 20:4ea5255c1b04 | 526 | } else if( ret == 0 ) { |
WiredHome | 20:4ea5255c1b04 | 527 | WARN("Connection was closed by server"); |
WiredHome | 20:4ea5255c1b04 | 528 | return HTTP_CLOSED; //Connection was closed by server |
WiredHome | 20:4ea5255c1b04 | 529 | } else { |
WiredHome | 20:4ea5255c1b04 | 530 | ERR("Connection error (send returned %d)", ret); |
WiredHome | 20:4ea5255c1b04 | 531 | return HTTP_CONN; |
WiredHome | 20:4ea5255c1b04 | 532 | } |
WiredHome | 20:4ea5255c1b04 | 533 | |
WiredHome | 20:4ea5255c1b04 | 534 | DBG("Written %d bytes", writtenLen); |
WiredHome | 20:4ea5255c1b04 | 535 | return HTTP_OK; |
donatien | 0:2ccb9960a044 | 536 | } |
donatien | 0:2ccb9960a044 | 537 | |
donatien | 11:390362de8c3f | 538 | 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 | 539 | { |
WiredHome | 20:4ea5255c1b04 | 540 | char* schemePtr = (char*) url; |
WiredHome | 20:4ea5255c1b04 | 541 | char* hostPtr = (char*) strstr(url, "://"); |
WiredHome | 20:4ea5255c1b04 | 542 | if(hostPtr == NULL) { |
WiredHome | 20:4ea5255c1b04 | 543 | WARN("Could not find host"); |
WiredHome | 20:4ea5255c1b04 | 544 | return HTTP_PARSE; //URL is invalid |
WiredHome | 20:4ea5255c1b04 | 545 | } |
WiredHome | 20:4ea5255c1b04 | 546 | |
WiredHome | 20:4ea5255c1b04 | 547 | if( maxSchemeLen < hostPtr - schemePtr + 1 ) { //including NULL-terminating char |
WiredHome | 20:4ea5255c1b04 | 548 | WARN("Scheme str is too small (%d >= %d)", maxSchemeLen, hostPtr - schemePtr + 1); |
WiredHome | 20:4ea5255c1b04 | 549 | return HTTP_PARSE; |
WiredHome | 20:4ea5255c1b04 | 550 | } |
WiredHome | 20:4ea5255c1b04 | 551 | memcpy(scheme, schemePtr, hostPtr - schemePtr); |
WiredHome | 20:4ea5255c1b04 | 552 | scheme[hostPtr - schemePtr] = '\0'; |
donatien | 0:2ccb9960a044 | 553 | |
WiredHome | 20:4ea5255c1b04 | 554 | hostPtr+=3; |
donatien | 0:2ccb9960a044 | 555 | |
WiredHome | 20:4ea5255c1b04 | 556 | size_t hostLen = 0; |
donatien | 0:2ccb9960a044 | 557 | |
WiredHome | 20:4ea5255c1b04 | 558 | char* portPtr = strchr(hostPtr, ':'); |
WiredHome | 20:4ea5255c1b04 | 559 | if( portPtr != NULL ) { |
WiredHome | 20:4ea5255c1b04 | 560 | hostLen = portPtr - hostPtr; |
WiredHome | 20:4ea5255c1b04 | 561 | portPtr++; |
WiredHome | 20:4ea5255c1b04 | 562 | if( sscanf(portPtr, "%hu", port) != 1) { |
WiredHome | 20:4ea5255c1b04 | 563 | WARN("Could not find port"); |
WiredHome | 20:4ea5255c1b04 | 564 | return HTTP_PARSE; |
WiredHome | 20:4ea5255c1b04 | 565 | } |
WiredHome | 20:4ea5255c1b04 | 566 | } else { |
WiredHome | 20:4ea5255c1b04 | 567 | *port=0; |
donatien | 0:2ccb9960a044 | 568 | } |
WiredHome | 20:4ea5255c1b04 | 569 | char* pathPtr = strchr(hostPtr, '/'); |
WiredHome | 20:4ea5255c1b04 | 570 | if( hostLen == 0 ) { |
WiredHome | 20:4ea5255c1b04 | 571 | hostLen = pathPtr - hostPtr; |
WiredHome | 20:4ea5255c1b04 | 572 | } |
donatien | 0:2ccb9960a044 | 573 | |
WiredHome | 20:4ea5255c1b04 | 574 | if( maxHostLen < hostLen + 1 ) { //including NULL-terminating char |
WiredHome | 20:4ea5255c1b04 | 575 | WARN("Host str is too small (%d >= %d)", maxHostLen, hostLen + 1); |
WiredHome | 20:4ea5255c1b04 | 576 | return HTTP_PARSE; |
WiredHome | 20:4ea5255c1b04 | 577 | } |
WiredHome | 20:4ea5255c1b04 | 578 | memcpy(host, hostPtr, hostLen); |
WiredHome | 20:4ea5255c1b04 | 579 | host[hostLen] = '\0'; |
donatien | 0:2ccb9960a044 | 580 | |
WiredHome | 20:4ea5255c1b04 | 581 | size_t pathLen; |
WiredHome | 20:4ea5255c1b04 | 582 | char* fragmentPtr = strchr(hostPtr, '#'); |
WiredHome | 20:4ea5255c1b04 | 583 | if(fragmentPtr != NULL) { |
WiredHome | 20:4ea5255c1b04 | 584 | pathLen = fragmentPtr - pathPtr; |
WiredHome | 20:4ea5255c1b04 | 585 | } else { |
WiredHome | 20:4ea5255c1b04 | 586 | pathLen = strlen(pathPtr); |
WiredHome | 20:4ea5255c1b04 | 587 | } |
donatien | 0:2ccb9960a044 | 588 | |
WiredHome | 20:4ea5255c1b04 | 589 | if( maxPathLen < pathLen + 1 ) { //including NULL-terminating char |
WiredHome | 20:4ea5255c1b04 | 590 | WARN("Path str is too small (%d >= %d)", maxPathLen, pathLen + 1); |
WiredHome | 20:4ea5255c1b04 | 591 | return HTTP_PARSE; |
WiredHome | 20:4ea5255c1b04 | 592 | } |
WiredHome | 20:4ea5255c1b04 | 593 | memcpy(path, pathPtr, pathLen); |
WiredHome | 20:4ea5255c1b04 | 594 | path[pathLen] = '\0'; |
donatien | 0:2ccb9960a044 | 595 | |
WiredHome | 20:4ea5255c1b04 | 596 | return HTTP_OK; |
donatien | 0:2ccb9960a044 | 597 | } |
kazushi2008 | 18:cf5d7427a9ec | 598 | |
WiredHome | 20:4ea5255c1b04 | 599 | void HTTPClient::createauth (const char *user, const char *pwd, char *buf, int len) |
WiredHome | 20:4ea5255c1b04 | 600 | { |
kazushi2008 | 18:cf5d7427a9ec | 601 | char tmp[80]; |
WiredHome | 20:4ea5255c1b04 | 602 | |
kazushi2008 | 18:cf5d7427a9ec | 603 | snprintf(tmp, sizeof(tmp), "%s:%s", user, pwd); |
kazushi2008 | 18:cf5d7427a9ec | 604 | base64enc(tmp, strlen(tmp), &buf[strlen(buf)], len - strlen(buf)); |
kazushi2008 | 18:cf5d7427a9ec | 605 | } |
kazushi2008 | 18:cf5d7427a9ec | 606 | |
kazushi2008 | 18:cf5d7427a9ec | 607 | // Copyright (c) 2010 Donatien Garnier (donatiengar [at] gmail [dot] com) |
WiredHome | 20:4ea5255c1b04 | 608 | int HTTPClient::base64enc(const char *input, unsigned int length, char *output, int len) |
WiredHome | 20:4ea5255c1b04 | 609 | { |
WiredHome | 20:4ea5255c1b04 | 610 | static const char base64[] = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/"; |
WiredHome | 20:4ea5255c1b04 | 611 | unsigned int c, c1, c2, c3; |
WiredHome | 20:4ea5255c1b04 | 612 | |
WiredHome | 20:4ea5255c1b04 | 613 | if (len < ((((length-1)/3)+1)<<2)) return -1; |
WiredHome | 20:4ea5255c1b04 | 614 | for(unsigned int i = 0, j = 0; i<length; i+=3,j+=4) { |
WiredHome | 20:4ea5255c1b04 | 615 | c1 = ((((unsigned char)*((unsigned char *)&input[i])))); |
WiredHome | 20:4ea5255c1b04 | 616 | c2 = (length>i+1)?((((unsigned char)*((unsigned char *)&input[i+1])))):0; |
WiredHome | 20:4ea5255c1b04 | 617 | c3 = (length>i+2)?((((unsigned char)*((unsigned char *)&input[i+2])))):0; |
WiredHome | 20:4ea5255c1b04 | 618 | |
WiredHome | 20:4ea5255c1b04 | 619 | c = ((c1 & 0xFC) >> 2); |
WiredHome | 20:4ea5255c1b04 | 620 | output[j+0] = base64[c]; |
WiredHome | 20:4ea5255c1b04 | 621 | c = ((c1 & 0x03) << 4) | ((c2 & 0xF0) >> 4); |
WiredHome | 20:4ea5255c1b04 | 622 | output[j+1] = base64[c]; |
WiredHome | 20:4ea5255c1b04 | 623 | c = ((c2 & 0x0F) << 2) | ((c3 & 0xC0) >> 6); |
WiredHome | 20:4ea5255c1b04 | 624 | output[j+2] = (length>i+1)?base64[c]:'='; |
WiredHome | 20:4ea5255c1b04 | 625 | c = (c3 & 0x3F); |
WiredHome | 20:4ea5255c1b04 | 626 | output[j+3] = (length>i+2)?base64[c]:'='; |
WiredHome | 20:4ea5255c1b04 | 627 | } |
WiredHome | 20:4ea5255c1b04 | 628 | output[(((length-1)/3)+1)<<2] = '\0'; |
WiredHome | 20:4ea5255c1b04 | 629 | return 0; |
kazushi2008 | 18:cf5d7427a9ec | 630 | } |