ban4jp - / HTTPClient-wolfSSL

PullRequest

Dependents:   CyaSSL-Twitter-OAuth4Tw TweetTest NetworkThermometer CyaSSL-Twitter-OAuth4Tw_arrange

Fork of HTTPClient by wolf SSL

HTTPClient.cpp@33:81e61bd85dae, 2015-07-14 (annotated)

Committer:
ban4jp
Date:
Tue Jul 14 09:17:43 2015 +0000
Revision:
33:81e61bd85dae
Parent:
32:7bc63b8646f6 
SEND_BUF_SIZE 512 => 768

Who changed what in which revision?

UserRevisionLine numberNew contents of line
donatien 0:2ccb9960a044 1 /* HTTPClient.cpp */
donatien 10:e1351de84c16 2 /* Copyright (C) 2012 mbed.org, MIT License
donatien 10:e1351de84c16 3 *
donatien 10:e1351de84c16 4 * Permission is hereby granted, free of charge, to any person obtaining a copy of this software
donatien 10:e1351de84c16 5 * and associated documentation files (the "Software"), to deal in the Software without restriction,
donatien 10:e1351de84c16 6 * including without limitation the rights to use, copy, modify, merge, publish, distribute,
donatien 10:e1351de84c16 7 * sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is
donatien 10:e1351de84c16 8 * furnished to do so, subject to the following conditions:
donatien 10:e1351de84c16 9 *
donatien 10:e1351de84c16 10 * The above copyright notice and this permission notice shall be included in all copies or
donatien 10:e1351de84c16 11 * substantial portions of the Software.
donatien 10:e1351de84c16 12 *
donatien 10:e1351de84c16 13 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
donatien 10:e1351de84c16 14 * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
donatien 10:e1351de84c16 15 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
donatien 10:e1351de84c16 16 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
donatien 10:e1351de84c16 17 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
donatien 10:e1351de84c16 18 */
donatien 0:2ccb9960a044 19
donatien 7:4e39864f7b15 20 //Debug is disabled by default
donatien 16:1f743885e7de 21 #if 0
donatien 12:89d09a6db00a 22 //Enable debug
donatien 11:390362de8c3f 23 #include <cstdio>
wolfSSL 18:d89df40b4cf3 24 #define DBG(x, ...) std::printf("[HTTPClient : DBG]"x"\r\n", ##__VA_ARGS__);
wolfSSL 18:d89df40b4cf3 25 #define WARN(x, ...) std::printf("[HTTPClient : WARN]"x"\r\n", ##__VA_ARGS__);
wolfSSL 18:d89df40b4cf3 26 #define ERR(x, ...) std::printf("[HTTPClient : ERR]"x"\r\n", ##__VA_ARGS__);
wolfSSL 31:7fd621b83b60 27 #define WOLF_DEBUG_ON wolfSSL_Debugging_ON() ;
donatien 12:89d09a6db00a 28 #else
donatien 12:89d09a6db00a 29 //Disable debug
wolfSSL 18:d89df40b4cf3 30 #define DBG(x, ...)
donatien 12:89d09a6db00a 31 #define WARN(x, ...)
wolfSSL 18:d89df40b4cf3 32 #define ERR(x, ...)
wolfSSL 31:7fd621b83b60 33 #define WOLF_DEBUG_ON
donatien 12:89d09a6db00a 34
donatien 7:4e39864f7b15 35 #endif
donatien 0:2ccb9960a044 36
donatien 0:2ccb9960a044 37 #define HTTP_PORT 80
wolfSSL 17:c73d8e61d391 38 #define HTTPS_PORT 443
donatien 0:2ccb9960a044 39
donatien 11:390362de8c3f 40 #define OK 0
donatien 11:390362de8c3f 41
donatien 11:390362de8c3f 42 #define MIN(x,y) (((x)<(y))?(x):(y))
donatien 11:390362de8c3f 43 #define MAX(x,y) (((x)>(y))?(x):(y))
donatien 11:390362de8c3f 44
wolfSSL 17:c73d8e61d391 45 #include <cstring>
donatien 0:2ccb9960a044 46
wolfSSL 31:7fd621b83b60 47 #include <../wolfSSL/wolfssl/wolfcrypt/settings.h>
wolfSSL 31:7fd621b83b60 48 #include <../wolfSSL/wolfssl/wolfcrypt/types.h>
wolfSSL 31:7fd621b83b60 49 #include <../wolfSSL/wolfssl/internal.h>
wolfSSL 31:7fd621b83b60 50 #include <../wolfSSL/wolfssl/ssl.h>
donatien 0:2ccb9960a044 51
donatien 11:390362de8c3f 52 #include "HTTPClient.h"
wolfSSL 17:c73d8e61d391 53 #include "TCPSocketConnection.h"
wolfSSL 17:c73d8e61d391 54
wolfSSL 19:1e2f05809eb1 55 static TCPSocketConnection m_sock;
ban4jp 32:7bc63b8646f6 56 #define CHUNK_SIZE 384
ban4jp 32:7bc63b8646f6 57 #define MAX_PATH_SIZE 448
ban4jp 33:81e61bd85dae 58 #define SEND_BUF_SIZE 768
wolfSSL 17:c73d8e61d391 59 static char send_buf[SEND_BUF_SIZE] ;
wolfSSL 17:c73d8e61d391 60 static char *send_buf_p ;
wolfSSL 17:c73d8e61d391 61
wolfSSL 31:7fd621b83b60 62 static int SocketReceive(WOLFSSL* ssl, char *buf, int sz, void *ctx)
wolfSSL 17:c73d8e61d391 63 {
wolfSSL 17:c73d8e61d391 64 int n ;
wolfSSL 17:c73d8e61d391 65 int i ;
wolfSSL 18:d89df40b4cf3 66 #define RECV_RETRY 3
wolfSSL 22:4b9a4151cc73 67
wolfSSL 17:c73d8e61d391 68 for(i=0; i<RECV_RETRY; i++) {
wolfSSL 17:c73d8e61d391 69 n = m_sock.receive(buf, sz) ;
wolfSSL 17:c73d8e61d391 70 if(n >= 0)return n ;
wolfSSL 22:4b9a4151cc73 71 wait(0.2) ;
wolfSSL 17:c73d8e61d391 72 }
wolfSSL 17:c73d8e61d391 73 ERR("SocketReceive:%d/%d\n", n, sz) ;
wolfSSL 17:c73d8e61d391 74 return n ;
wolfSSL 17:c73d8e61d391 75 }
wolfSSL 17:c73d8e61d391 76
wolfSSL 31:7fd621b83b60 77 static int SocketSend(WOLFSSL* ssl, char *buf, int sz, void *ctx)
wolfSSL 17:c73d8e61d391 78 {
wolfSSL 17:c73d8e61d391 79 int n ;
wolfSSL 30:a9ecee69c6b5 80
wolfSSL 22:4b9a4151cc73 81 wait(0.1) ;
wolfSSL 17:c73d8e61d391 82 n = m_sock.send(buf, sz);
wolfSSL 17:c73d8e61d391 83 if(n > 0) {
wolfSSL 22:4b9a4151cc73 84 wait(0.3) ;
wolfSSL 17:c73d8e61d391 85 return n ;
wolfSSL 17:c73d8e61d391 86 } else ERR("SocketSend:%d/%d\n", n, sz);
wolfSSL 17:c73d8e61d391 87 return n ;
wolfSSL 17:c73d8e61d391 88 }
donatien 11:390362de8c3f 89
wolfSSL 30:a9ecee69c6b5 90 static void base64enc(char *out, const char *in)
wolfSSL 30:a9ecee69c6b5 91 {
wolfSSL 22:4b9a4151cc73 92 const char code[] = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=" ;
wolfSSL 22:4b9a4151cc73 93 int i = 0, x = 0, l = 0;
wolfSSL 22:4b9a4151cc73 94
wolfSSL 22:4b9a4151cc73 95 for (; *in; in++) {
wolfSSL 22:4b9a4151cc73 96 x = x << 8 | *in;
wolfSSL 22:4b9a4151cc73 97 for (l += 8; l >= 6; l -= 6) {
wolfSSL 22:4b9a4151cc73 98 out[i++] = code[(x >> (l - 6)) & 0x3f];
wolfSSL 22:4b9a4151cc73 99 }
wolfSSL 22:4b9a4151cc73 100 }
wolfSSL 22:4b9a4151cc73 101 if (l > 0) {
wolfSSL 22:4b9a4151cc73 102 x <<= 6 - l;
wolfSSL 22:4b9a4151cc73 103 out[i++] = code[x & 0x3f];
wolfSSL 22:4b9a4151cc73 104 }
wolfSSL 22:4b9a4151cc73 105 for (; i % 4;) {
wolfSSL 22:4b9a4151cc73 106 out[i++] = '=';
wolfSSL 22:4b9a4151cc73 107 }
wolfSSL 22:4b9a4151cc73 108 out[i] = '\0' ;
wolfSSL 22:4b9a4151cc73 109 }
wolfSSL 22:4b9a4151cc73 110
donatien 0:2ccb9960a044 111 HTTPClient::HTTPClient() :
wolfSSL 18:d89df40b4cf3 112 m_basicAuthUser(NULL), m_basicAuthPassword(NULL), m_httpResponseCode(0)
donatien 0:2ccb9960a044 113 {
wolfSSL 22:4b9a4151cc73 114
wolfSSL 31:7fd621b83b60 115 WOLF_DEBUG_ON ;
wolfSSL 30:a9ecee69c6b5 116
wolfSSL 18:d89df40b4cf3 117 ctx = 0 ;
wolfSSL 18:d89df40b4cf3 118 ssl = 0 ;
wolfSSL 30:a9ecee69c6b5 119 SSLver = 3 ;
wolfSSL 27:5d4739eae63e 120 m_basicAuthUser = NULL ;
wolfSSL 27:5d4739eae63e 121 redirect_url = NULL ;
wolfSSL 27:5d4739eae63e 122 redirect = 0 ;
wolfSSL 27:5d4739eae63e 123 header = NULL ;
donatien 0:2ccb9960a044 124 }
donatien 0:2ccb9960a044 125
donatien 0:2ccb9960a044 126 HTTPClient::~HTTPClient()
donatien 0:2ccb9960a044 127 {
donatien 0:2ccb9960a044 128
donatien 0:2ccb9960a044 129 }
donatien 0:2ccb9960a044 130
wolfSSL 22:4b9a4151cc73 131 HTTPResult HTTPClient::basicAuth(const char* user, const char* password) //Basic Authentification
donatien 0:2ccb9960a044 132 {
wolfSSL 30:a9ecee69c6b5 133 #define AUTHB_SIZE 128
wolfSSL 22:4b9a4151cc73 134 if((strlen(user) + strlen(password)) >= AUTHB_SIZE)
wolfSSL 22:4b9a4151cc73 135 return HTTP_ERROR ;
wolfSSL 18:d89df40b4cf3 136 m_basicAuthUser = user;
wolfSSL 18:d89df40b4cf3 137 m_basicAuthPassword = password;
wolfSSL 22:4b9a4151cc73 138 return HTTP_OK ;
donatien 0:2ccb9960a044 139 }
donatien 0:2ccb9960a044 140
donatien 12:89d09a6db00a 141 HTTPResult HTTPClient::get(const char* url, IHTTPDataIn* pDataIn, int timeout /*= HTTP_CLIENT_DEFAULT_TIMEOUT*/) //Blocking
donatien 0:2ccb9960a044 142 {
wolfSSL 18:d89df40b4cf3 143 return connect(url, HTTP_GET, NULL, pDataIn, timeout);
donatien 0:2ccb9960a044 144 }
donatien 0:2ccb9960a044 145
donatien 12:89d09a6db00a 146 HTTPResult HTTPClient::get(const char* url, char* result, size_t maxResultLen, int timeout /*= HTTP_CLIENT_DEFAULT_TIMEOUT*/) //Blocking
donatien 0:2ccb9960a044 147 {
wolfSSL 18:d89df40b4cf3 148 HTTPText str(result, maxResultLen);
wolfSSL 18:d89df40b4cf3 149 return get(url, &str, timeout);
donatien 0:2ccb9960a044 150 }
donatien 0:2ccb9960a044 151
donatien 12:89d09a6db00a 152 HTTPResult HTTPClient::post(const char* url, const IHTTPDataOut& dataOut, IHTTPDataIn* pDataIn, int timeout /*= HTTP_CLIENT_DEFAULT_TIMEOUT*/) //Blocking
donatien 0:2ccb9960a044 153 {
wolfSSL 18:d89df40b4cf3 154 return connect(url, HTTP_POST, (IHTTPDataOut*)&dataOut, pDataIn, timeout);
donatien 0:2ccb9960a044 155 }
donatien 0:2ccb9960a044 156
donatien 16:1f743885e7de 157 HTTPResult HTTPClient::put(const char* url, const IHTTPDataOut& dataOut, IHTTPDataIn* pDataIn, int timeout /*= HTTP_CLIENT_DEFAULT_TIMEOUT*/) //Blocking
donatien 16:1f743885e7de 158 {
wolfSSL 18:d89df40b4cf3 159 return connect(url, HTTP_PUT, (IHTTPDataOut*)&dataOut, pDataIn, timeout);
donatien 16:1f743885e7de 160 }
donatien 16:1f743885e7de 161
donatien 16:1f743885e7de 162 HTTPResult HTTPClient::del(const char* url, IHTTPDataIn* pDataIn, int timeout /*= HTTP_CLIENT_DEFAULT_TIMEOUT*/) //Blocking
donatien 16:1f743885e7de 163 {
wolfSSL 18:d89df40b4cf3 164 return connect(url, HTTP_DELETE, NULL, pDataIn, timeout);
donatien 16:1f743885e7de 165 }
donatien 16:1f743885e7de 166
donatien 16:1f743885e7de 167
donatien 0:2ccb9960a044 168 int HTTPClient::getHTTPResponseCode()
donatien 0:2ccb9960a044 169 {
wolfSSL 18:d89df40b4cf3 170 return m_httpResponseCode;
donatien 0:2ccb9960a044 171 }
donatien 0:2ccb9960a044 172
wolfSSL 27:5d4739eae63e 173 void HTTPClient::setHeader(const char * h)
wolfSSL 17:c73d8e61d391 174 {
wolfSSL 17:c73d8e61d391 175 header = h ;
wolfSSL 17:c73d8e61d391 176 }
wolfSSL 17:c73d8e61d391 177
wolfSSL 27:5d4739eae63e 178 void HTTPClient::setLocationBuf(char * url, int size)
wolfSSL 27:5d4739eae63e 179 {
wolfSSL 27:5d4739eae63e 180 redirect_url = url ;
wolfSSL 27:5d4739eae63e 181 redirect_url_size = size ;
wolfSSL 27:5d4739eae63e 182 }
wolfSSL 27:5d4739eae63e 183
wolfSSL 30:a9ecee69c6b5 184 HTTPResult HTTPClient::setSSLversion(int minorV)
wolfSSL 22:4b9a4151cc73 185 {
wolfSSL 30:a9ecee69c6b5 186 if((minorV>=0) && (minorV<=3))
wolfSSL 22:4b9a4151cc73 187 SSLver = minorV ;
wolfSSL 22:4b9a4151cc73 188 else return HTTP_ERROR ;
wolfSSL 22:4b9a4151cc73 189 return HTTP_OK ;
wolfSSL 22:4b9a4151cc73 190 }
wolfSSL 22:4b9a4151cc73 191
wolfSSL 17:c73d8e61d391 192
donatien 5:791fc3dcb6c4 193 #define CHECK_CONN_ERR(ret) \
donatien 5:791fc3dcb6c4 194 do{ \
donatien 7:4e39864f7b15 195 if(ret) { \
wolfSSL 31:7fd621b83b60 196 wolfssl_free() ;\
donatien 7:4e39864f7b15 197 m_sock.close(); \
donatien 5:791fc3dcb6c4 198 ERR("Connection error (%d)", ret); \
donatien 11:390362de8c3f 199 return HTTP_CONN; \
donatien 5:791fc3dcb6c4 200 } \
donatien 5:791fc3dcb6c4 201 } while(0)
donatien 5:791fc3dcb6c4 202
donatien 5:791fc3dcb6c4 203 #define PRTCL_ERR() \
donatien 5:791fc3dcb6c4 204 do{ \
wolfSSL 31:7fd621b83b60 205 wolfssl_free() ;\
donatien 7:4e39864f7b15 206 m_sock.close(); \
donatien 5:791fc3dcb6c4 207 ERR("Protocol error"); \
donatien 11:390362de8c3f 208 return HTTP_PRTCL; \
donatien 5:791fc3dcb6c4 209 } while(0)
donatien 0:2ccb9960a044 210
wolfSSL 31:7fd621b83b60 211 void HTTPClient::wolfssl_free(void)
wolfSSL 17:c73d8e61d391 212 {
wolfSSL 19:1e2f05809eb1 213 if(ssl) {
wolfSSL 31:7fd621b83b60 214 wolfSSL_free(ssl) ;
wolfSSL 19:1e2f05809eb1 215 ssl = NULL ;
wolfSSL 19:1e2f05809eb1 216 }
wolfSSL 19:1e2f05809eb1 217 if(ctx) {
wolfSSL 31:7fd621b83b60 218 wolfSSL_CTX_free(ctx) ;
wolfSSL 19:1e2f05809eb1 219 ctx = NULL ;
wolfSSL 19:1e2f05809eb1 220 }
wolfSSL 31:7fd621b83b60 221 wolfSSL_Cleanup() ;
wolfSSL 30:a9ecee69c6b5 222 }
wolfSSL 17:c73d8e61d391 223
donatien 12:89d09a6db00a 224 HTTPResult HTTPClient::connect(const char* url, HTTP_METH method, IHTTPDataOut* pDataOut, IHTTPDataIn* pDataIn, int timeout) //Execute request
wolfSSL 18:d89df40b4cf3 225 {
wolfSSL 31:7fd621b83b60 226 WOLFSSL_METHOD * SSLmethod ;
wolfSSL 18:d89df40b4cf3 227 m_httpResponseCode = 0; //Invalidate code
wolfSSL 18:d89df40b4cf3 228 m_timeout = timeout;
wolfSSL 27:5d4739eae63e 229 redirect = 0 ;
wolfSSL 30:a9ecee69c6b5 230
wolfSSL 18:d89df40b4cf3 231 pDataIn->writeReset();
wolfSSL 18:d89df40b4cf3 232 if( pDataOut ) {
wolfSSL 18:d89df40b4cf3 233 pDataOut->readReset();
wolfSSL 18:d89df40b4cf3 234 }
wolfSSL 17:c73d8e61d391 235
wolfSSL 18:d89df40b4cf3 236 char scheme[8];
wolfSSL 18:d89df40b4cf3 237 char host[32];
ban4jp 32:7bc63b8646f6 238 char path[MAX_PATH_SIZE];
wolfSSL 18:d89df40b4cf3 239
wolfSSL 18:d89df40b4cf3 240 int ret ;
donatien 0:2ccb9960a044 241
wolfSSL 18:d89df40b4cf3 242 //First we need to parse the url (http[s]://host[:port][/[path]])
wolfSSL 18:d89df40b4cf3 243 HTTPResult res = parseURL(url, scheme, sizeof(scheme), host, sizeof(host), &port, path, sizeof(path));
wolfSSL 18:d89df40b4cf3 244 if(res != HTTP_OK) {
wolfSSL 18:d89df40b4cf3 245 ERR("parseURL returned %d", res);
wolfSSL 18:d89df40b4cf3 246 return res;
wolfSSL 18:d89df40b4cf3 247 }
donatien 0:2ccb9960a044 248
wolfSSL 22:4b9a4151cc73 249 if(port == 0) {
wolfSSL 18:d89df40b4cf3 250 if(strcmp(scheme, "http") == 0)
wolfSSL 18:d89df40b4cf3 251 port = HTTP_PORT ;
wolfSSL 18:d89df40b4cf3 252 else if(strcmp(scheme, "https") == 0)
wolfSSL 18:d89df40b4cf3 253 port = HTTPS_PORT ;
wolfSSL 18:d89df40b4cf3 254 }
donatien 0:2ccb9960a044 255
wolfSSL 18:d89df40b4cf3 256 DBG("Scheme: %s", scheme);
wolfSSL 18:d89df40b4cf3 257 DBG("Host: %s", host);
wolfSSL 18:d89df40b4cf3 258 DBG("Port: %d", port);
wolfSSL 18:d89df40b4cf3 259 DBG("Path: %s", path);
wolfSSL 17:c73d8e61d391 260
wolfSSL 18:d89df40b4cf3 261 //Connect
wolfSSL 18:d89df40b4cf3 262 DBG("Connecting socket to server");
wolfSSL 18:d89df40b4cf3 263
wolfSSL 18:d89df40b4cf3 264 #define MAX_RETRY 5
wolfSSL 18:d89df40b4cf3 265 int retry ;
donatien 0:2ccb9960a044 266
wolfSSL 18:d89df40b4cf3 267 for(retry=0; retry<MAX_RETRY; retry++) {
wolfSSL 18:d89df40b4cf3 268 int ret = m_sock.connect(host, port);
wolfSSL 18:d89df40b4cf3 269 if(ret == 0)break ;
wolfSSL 17:c73d8e61d391 270 }
wolfSSL 18:d89df40b4cf3 271 if(retry == MAX_RETRY) {
wolfSSL 18:d89df40b4cf3 272 m_sock.close();
wolfSSL 18:d89df40b4cf3 273 ERR("Could not connect");
wolfSSL 18:d89df40b4cf3 274 return HTTP_CONN;
wolfSSL 17:c73d8e61d391 275 }
wolfSSL 17:c73d8e61d391 276
wolfSSL 18:d89df40b4cf3 277 if(port == HTTPS_PORT) {
wolfSSL 22:4b9a4151cc73 278
wolfSSL 18:d89df40b4cf3 279 /* Start SSL connect */
wolfSSL 27:5d4739eae63e 280 DBG("SSLver=%d", SSLver) ;
wolfSSL 19:1e2f05809eb1 281 if(ctx == NULL) {
wolfSSL 22:4b9a4151cc73 282 switch(SSLver) {
wolfSSL 30:a9ecee69c6b5 283 case 0 :
wolfSSL 31:7fd621b83b60 284 SSLmethod = wolfSSLv3_client_method() ;
wolfSSL 30:a9ecee69c6b5 285 break ;
wolfSSL 30:a9ecee69c6b5 286 case 1 :
wolfSSL 31:7fd621b83b60 287 SSLmethod = wolfTLSv1_client_method() ;
wolfSSL 30:a9ecee69c6b5 288 break ;
wolfSSL 30:a9ecee69c6b5 289 case 2 :
wolfSSL 31:7fd621b83b60 290 SSLmethod = wolfTLSv1_1_client_method() ;
wolfSSL 30:a9ecee69c6b5 291 break ;
wolfSSL 30:a9ecee69c6b5 292 case 3 :
wolfSSL 31:7fd621b83b60 293 SSLmethod = wolfTLSv1_2_client_method() ;
wolfSSL 30:a9ecee69c6b5 294 break ;
wolfSSL 22:4b9a4151cc73 295 }
wolfSSL 31:7fd621b83b60 296 ctx = wolfSSL_CTX_new((WOLFSSL_METHOD *)SSLmethod);
wolfSSL 19:1e2f05809eb1 297 if (ctx == NULL) {
wolfSSL 19:1e2f05809eb1 298 ERR("unable to get ctx");
wolfSSL 19:1e2f05809eb1 299 return HTTP_CONN;
wolfSSL 19:1e2f05809eb1 300 }
wolfSSL 31:7fd621b83b60 301 wolfSSL_CTX_set_verify(ctx, SSL_VERIFY_NONE, 0);
wolfSSL 31:7fd621b83b60 302 wolfSSL_SetIORecv(ctx, SocketReceive) ;
wolfSSL 31:7fd621b83b60 303 wolfSSL_SetIOSend(ctx, SocketSend) ;
wolfSSL 18:d89df40b4cf3 304 }
wolfSSL 18:d89df40b4cf3 305 if (ssl == NULL) {
wolfSSL 31:7fd621b83b60 306 ssl = wolfSSL_new(ctx);
wolfSSL 19:1e2f05809eb1 307 if (ssl == NULL) {
wolfSSL 19:1e2f05809eb1 308 ERR("unable to get SSL object");
wolfSSL 31:7fd621b83b60 309 wolfssl_free() ;
wolfSSL 19:1e2f05809eb1 310 return HTTP_CONN;
wolfSSL 19:1e2f05809eb1 311 }
wolfSSL 18:d89df40b4cf3 312 }
donatien 0:2ccb9960a044 313
wolfSSL 18:d89df40b4cf3 314 DBG("ctx=%x, ssl=%x, ssl->ctx->CBIORecv, CBIOSend=%x, %x\n",
wolfSSL 18:d89df40b4cf3 315 ctx, ssl, SocketReceive, SocketSend ) ;
wolfSSL 31:7fd621b83b60 316 if (wolfSSL_connect(ssl) != SSL_SUCCESS) {
wolfSSL 18:d89df40b4cf3 317 ERR("SSL_connect failed");
wolfSSL 31:7fd621b83b60 318 wolfssl_free() ;
wolfSSL 18:d89df40b4cf3 319 return HTTP_CONN;
wolfSSL 18:d89df40b4cf3 320 }
wolfSSL 18:d89df40b4cf3 321 } /* SSL connect complete */
donatien 0:2ccb9960a044 322
wolfSSL 18:d89df40b4cf3 323 //Send request
wolfSSL 18:d89df40b4cf3 324 DBG("Sending request");
wolfSSL 18:d89df40b4cf3 325 char buf[CHUNK_SIZE];
wolfSSL 18:d89df40b4cf3 326 send_buf_p = send_buf ; // Reset send buffer ;
wolfSSL 18:d89df40b4cf3 327
wolfSSL 18:d89df40b4cf3 328 const char* meth = (method==HTTP_GET)?"GET":(method==HTTP_POST)?"POST":(method==HTTP_PUT)?"PUT":(method==HTTP_DELETE)?"DELETE":"";
ban4jp 32:7bc63b8646f6 329 snprintf(buf, sizeof(buf), "%s ", meth); //Write request
wolfSSL 18:d89df40b4cf3 330 ret = send(buf);
wolfSSL 18:d89df40b4cf3 331 if(ret) {
wolfSSL 18:d89df40b4cf3 332 m_sock.close();
wolfSSL 18:d89df40b4cf3 333 ERR("Could not write request");
wolfSSL 18:d89df40b4cf3 334 return HTTP_CONN;
donatien 0:2ccb9960a044 335 }
ban4jp 32:7bc63b8646f6 336 ret = send(path);
ban4jp 32:7bc63b8646f6 337 CHECK_CONN_ERR(ret);
ban4jp 32:7bc63b8646f6 338 snprintf(buf, sizeof(buf), " HTTP/1.1\r\nHost: %s\r\n", host);
ban4jp 32:7bc63b8646f6 339 ret = send(buf);
ban4jp 32:7bc63b8646f6 340 CHECK_CONN_ERR(ret);
wolfSSL 17:c73d8e61d391 341
wolfSSL 28:25b5d3720bd1 342 wait(0.1) ;
wolfSSL 30:a9ecee69c6b5 343
wolfSSL 18:d89df40b4cf3 344 //Send all headers
donatien 0:2ccb9960a044 345
wolfSSL 18:d89df40b4cf3 346 //Send default headers
wolfSSL 18:d89df40b4cf3 347 DBG("Sending headers");
wolfSSL 27:5d4739eae63e 348 if(m_basicAuthUser) {
wolfSSL 30:a9ecee69c6b5 349 bAuth() ; /* send out Basic Auth header */
wolfSSL 27:5d4739eae63e 350 }
wolfSSL 18:d89df40b4cf3 351 if( pDataOut != NULL ) {
wolfSSL 18:d89df40b4cf3 352 if( pDataOut->getIsChunked() ) {
wolfSSL 18:d89df40b4cf3 353 ret = send("Transfer-Encoding: chunked\r\n");
wolfSSL 18:d89df40b4cf3 354 CHECK_CONN_ERR(ret);
wolfSSL 18:d89df40b4cf3 355 } else {
wolfSSL 18:d89df40b4cf3 356 snprintf(buf, sizeof(buf), "Content-Length: %d\r\n", pDataOut->getDataLen());
wolfSSL 22:4b9a4151cc73 357 DBG("Content buf:%s", buf) ;
wolfSSL 18:d89df40b4cf3 358 ret = send(buf);
wolfSSL 18:d89df40b4cf3 359 CHECK_CONN_ERR(ret);
wolfSSL 18:d89df40b4cf3 360 }
wolfSSL 18:d89df40b4cf3 361 char type[48];
wolfSSL 18:d89df40b4cf3 362 if( pDataOut->getDataType(type, 48) == HTTP_OK ) {
wolfSSL 18:d89df40b4cf3 363 snprintf(buf, sizeof(buf), "Content-Type: %s\r\n", type);
wolfSSL 18:d89df40b4cf3 364 ret = send(buf);
wolfSSL 18:d89df40b4cf3 365 CHECK_CONN_ERR(ret);
wolfSSL 18:d89df40b4cf3 366 }
wolfSSL 18:d89df40b4cf3 367 }
wolfSSL 18:d89df40b4cf3 368
wolfSSL 18:d89df40b4cf3 369 //Add user headers
wolfSSL 18:d89df40b4cf3 370 if(header) {
wolfSSL 27:5d4739eae63e 371 ret = send((char *)header);
donatien 5:791fc3dcb6c4 372 CHECK_CONN_ERR(ret);
donatien 0:2ccb9960a044 373 }
donatien 0:2ccb9960a044 374
wolfSSL 18:d89df40b4cf3 375 //Close headers
wolfSSL 18:d89df40b4cf3 376 DBG("Headers sent");
wolfSSL 18:d89df40b4cf3 377 ret = send("\r\n");
wolfSSL 18:d89df40b4cf3 378 CHECK_CONN_ERR(ret);
wolfSSL 17:c73d8e61d391 379
wolfSSL 18:d89df40b4cf3 380 size_t trfLen;
donatien 0:2ccb9960a044 381
wolfSSL 18:d89df40b4cf3 382 //Send data (if available)
wolfSSL 18:d89df40b4cf3 383 if( pDataOut != NULL ) {
wolfSSL 18:d89df40b4cf3 384 DBG("Sending data");
wolfSSL 18:d89df40b4cf3 385 while(true) {
wolfSSL 18:d89df40b4cf3 386 size_t writtenLen = 0;
wolfSSL 18:d89df40b4cf3 387 pDataOut->read(buf, CHUNK_SIZE, &trfLen);
wolfSSL 18:d89df40b4cf3 388 buf[trfLen] = 0x0 ;
wolfSSL 18:d89df40b4cf3 389 DBG("buf:%s", buf) ;
wolfSSL 18:d89df40b4cf3 390 if( pDataOut->getIsChunked() ) {
wolfSSL 18:d89df40b4cf3 391 //Write chunk header
wolfSSL 22:4b9a4151cc73 392 char chunkHeader[64];
wolfSSL 18:d89df40b4cf3 393 snprintf(chunkHeader, sizeof(chunkHeader), "%X\r\n", trfLen); //In hex encoding
wolfSSL 18:d89df40b4cf3 394 ret = send(chunkHeader);
wolfSSL 18:d89df40b4cf3 395 CHECK_CONN_ERR(ret);
wolfSSL 18:d89df40b4cf3 396 } else if( trfLen == 0 ) {
wolfSSL 22:4b9a4151cc73 397 DBG("trfLen==0") ;
wolfSSL 18:d89df40b4cf3 398 break;
wolfSSL 18:d89df40b4cf3 399 }
wolfSSL 22:4b9a4151cc73 400 DBG("trfLen 1=%d", trfLen) ;
wolfSSL 18:d89df40b4cf3 401 if( trfLen != 0 ) {
wolfSSL 22:4b9a4151cc73 402 DBG("Sending 1") ;
wolfSSL 18:d89df40b4cf3 403 ret = send(buf, trfLen);
wolfSSL 22:4b9a4151cc73 404 DBG("Sent 1") ;
wolfSSL 18:d89df40b4cf3 405 CHECK_CONN_ERR(ret);
wolfSSL 18:d89df40b4cf3 406 }
donatien 0:2ccb9960a044 407
wolfSSL 18:d89df40b4cf3 408 if( pDataOut->getIsChunked() ) {
wolfSSL 18:d89df40b4cf3 409 ret = send("\r\n"); //Chunk-terminating CRLF
wolfSSL 18:d89df40b4cf3 410 CHECK_CONN_ERR(ret);
wolfSSL 18:d89df40b4cf3 411 } else {
wolfSSL 18:d89df40b4cf3 412 writtenLen += trfLen;
wolfSSL 18:d89df40b4cf3 413 if( writtenLen >= pDataOut->getDataLen() ) {
wolfSSL 22:4b9a4151cc73 414 DBG("writtenLen=%d", writtenLen) ;
wolfSSL 18:d89df40b4cf3 415 break;
wolfSSL 18:d89df40b4cf3 416 }
wolfSSL 22:4b9a4151cc73 417 DBG("writtenLen+=trfLen = %d", writtenLen) ;
wolfSSL 18:d89df40b4cf3 418 }
wolfSSL 22:4b9a4151cc73 419 DBG("trfLen 2=%d", trfLen) ;
wolfSSL 18:d89df40b4cf3 420 if( trfLen == 0 ) {
wolfSSL 22:4b9a4151cc73 421 DBG("trfLen == 0") ;
wolfSSL 18:d89df40b4cf3 422 break;
wolfSSL 18:d89df40b4cf3 423 }
wolfSSL 18:d89df40b4cf3 424 }
donatien 0:2ccb9960a044 425
wolfSSL 18:d89df40b4cf3 426 }
wolfSSL 18:d89df40b4cf3 427 ret = flush() ; // flush the send buffer ;
wolfSSL 18:d89df40b4cf3 428 CHECK_CONN_ERR(ret);
wolfSSL 18:d89df40b4cf3 429
wolfSSL 18:d89df40b4cf3 430 //Receive response
wolfSSL 18:d89df40b4cf3 431 DBG("Receiving response");
wolfSSL 18:d89df40b4cf3 432
wolfSSL 18:d89df40b4cf3 433 ret = recv(buf, CHUNK_SIZE - 1, CHUNK_SIZE - 1, &trfLen); //Read n bytes
wolfSSL 18:d89df40b4cf3 434 CHECK_CONN_ERR(ret);
wolfSSL 18:d89df40b4cf3 435
wolfSSL 18:d89df40b4cf3 436 buf[trfLen] = '\0';
wolfSSL 18:d89df40b4cf3 437
wolfSSL 18:d89df40b4cf3 438 char* crlfPtr = strstr(buf, "\r\n");
wolfSSL 18:d89df40b4cf3 439 if(crlfPtr == NULL) {
donatien 5:791fc3dcb6c4 440 PRTCL_ERR();
donatien 0:2ccb9960a044 441 }
donatien 0:2ccb9960a044 442
wolfSSL 18:d89df40b4cf3 443 int crlfPos = crlfPtr - buf;
donatien 0:2ccb9960a044 444 buf[crlfPos] = '\0';
donatien 0:2ccb9960a044 445
wolfSSL 18:d89df40b4cf3 446 //Parse HTTP response
wolfSSL 18:d89df40b4cf3 447 if( sscanf(buf, "HTTP/%*d.%*d %d %*[^\r\n]", &m_httpResponseCode) != 1 ) {
wolfSSL 18:d89df40b4cf3 448 //Cannot match string, error
wolfSSL 18:d89df40b4cf3 449 ERR("Not a correct HTTP answer : %s\n", buf);
wolfSSL 18:d89df40b4cf3 450 PRTCL_ERR();
wolfSSL 18:d89df40b4cf3 451 }
donatien 4:c071b05ac026 452
wolfSSL 27:5d4739eae63e 453 if( (m_httpResponseCode < 200) || (m_httpResponseCode >= 400) ) {
wolfSSL 18:d89df40b4cf3 454 //Did not return a 2xx code; TODO fetch headers/(&data?) anyway and implement a mean of writing/reading headers
wolfSSL 18:d89df40b4cf3 455 WARN("Response code %d", m_httpResponseCode);
wolfSSL 18:d89df40b4cf3 456 PRTCL_ERR();
donatien 0:2ccb9960a044 457 }
donatien 0:2ccb9960a044 458
wolfSSL 18:d89df40b4cf3 459 DBG("Reading headers");
donatien 0:2ccb9960a044 460
wolfSSL 18:d89df40b4cf3 461 memmove(buf, &buf[crlfPos+2], trfLen - (crlfPos + 2) + 1); //Be sure to move NULL-terminating char as well
wolfSSL 18:d89df40b4cf3 462 trfLen -= (crlfPos + 2);
donatien 0:2ccb9960a044 463
wolfSSL 18:d89df40b4cf3 464 size_t recvContentLength = 0;
wolfSSL 18:d89df40b4cf3 465 bool recvChunked = false;
wolfSSL 18:d89df40b4cf3 466 //Now get headers
wolfSSL 18:d89df40b4cf3 467 while( true ) {
wolfSSL 18:d89df40b4cf3 468 crlfPtr = strstr(buf, "\r\n");
wolfSSL 18:d89df40b4cf3 469 if(crlfPtr == NULL) {
wolfSSL 18:d89df40b4cf3 470 if( trfLen < CHUNK_SIZE - 1 ) {
wolfSSL 18:d89df40b4cf3 471 size_t newTrfLen;
wolfSSL 18:d89df40b4cf3 472 ret = recv(buf + trfLen, 1, CHUNK_SIZE - trfLen - 1, &newTrfLen);
wolfSSL 18:d89df40b4cf3 473 trfLen += newTrfLen;
wolfSSL 18:d89df40b4cf3 474 buf[trfLen] = '\0';
wolfSSL 18:d89df40b4cf3 475 DBG("Read %d chars; In buf: [%s]", newTrfLen, buf);
wolfSSL 18:d89df40b4cf3 476 CHECK_CONN_ERR(ret);
wolfSSL 18:d89df40b4cf3 477 continue;
wolfSSL 30:a9ecee69c6b5 478 } else { // Too large header. Skip to the next.
wolfSSL 30:a9ecee69c6b5 479 WARN("Header too large [%20s]. Skip to the next.\n", buf) ;
wolfSSL 30:a9ecee69c6b5 480 while(true) {
wolfSSL 30:a9ecee69c6b5 481 ret = recv(buf, 1, CHUNK_SIZE-1, &trfLen);
wolfSSL 30:a9ecee69c6b5 482 buf[trfLen] = '\0' ;
wolfSSL 30:a9ecee69c6b5 483 crlfPtr = strstr(buf, "\r\n");
wolfSSL 30:a9ecee69c6b5 484 if(crlfPtr != NULL) {
wolfSSL 30:a9ecee69c6b5 485 crlfPos = crlfPtr - buf;
wolfSSL 30:a9ecee69c6b5 486 memmove(buf, &buf[crlfPos+2], trfLen - (crlfPos + 2) + 1); //Be sure to move NULL-terminating char as well
wolfSSL 30:a9ecee69c6b5 487 trfLen -= (crlfPos + 2);
wolfSSL 30:a9ecee69c6b5 488 DBG("Got next header(%d)[%s]", trfLen, buf) ;
wolfSSL 30:a9ecee69c6b5 489 break ;
wolfSSL 30:a9ecee69c6b5 490 } else {
wolfSSL 30:a9ecee69c6b5 491 DBG("Skipped[%s]\n", buf) ;
wolfSSL 30:a9ecee69c6b5 492 continue ;
wolfSSL 30:a9ecee69c6b5 493 }
wolfSSL 30:a9ecee69c6b5 494 }
wolfSSL 30:a9ecee69c6b5 495 continue ; // to fill out rest of buff
donatien 14:2744e0c0e527 496 }
wolfSSL 18:d89df40b4cf3 497 }
wolfSSL 18:d89df40b4cf3 498
wolfSSL 18:d89df40b4cf3 499 crlfPos = crlfPtr - buf;
wolfSSL 30:a9ecee69c6b5 500 DBG("crlfPos=%d", crlfPos) ;
wolfSSL 18:d89df40b4cf3 501 if(crlfPos == 0) { //End of headers
wolfSSL 18:d89df40b4cf3 502 DBG("Headers read");
wolfSSL 18:d89df40b4cf3 503 memmove(buf, &buf[2], trfLen - 2 + 1); //Be sure to move NULL-terminating char as well
wolfSSL 18:d89df40b4cf3 504 trfLen -= 2;
wolfSSL 18:d89df40b4cf3 505 break;
donatien 0:2ccb9960a044 506 }
wolfSSL 18:d89df40b4cf3 507
wolfSSL 18:d89df40b4cf3 508 buf[crlfPos] = '\0';
wolfSSL 18:d89df40b4cf3 509
wolfSSL 18:d89df40b4cf3 510 char key[32];
wolfSSL 18:d89df40b4cf3 511 char value[32];
wolfSSL 18:d89df40b4cf3 512
wolfSSL 18:d89df40b4cf3 513 key[31] = '\0';
wolfSSL 18:d89df40b4cf3 514 value[31] = '\0';
wolfSSL 18:d89df40b4cf3 515
wolfSSL 18:d89df40b4cf3 516 int n = sscanf(buf, "%31[^:]: %31[^\r\n]", key, value);
wolfSSL 30:a9ecee69c6b5 517 DBG("Read header(%d) : %s: %s\n", n, key, value);
wolfSSL 18:d89df40b4cf3 518 if ( n == 2 ) {
wolfSSL 30:a9ecee69c6b5 519 //DBG("Read header : %s: %s\n", key, value);
wolfSSL 30:a9ecee69c6b5 520 char *k, *v ;
wolfSSL 30:a9ecee69c6b5 521 for(k=key ; *k != '\0'; k++)*k = toupper(*k) ;
wolfSSL 30:a9ecee69c6b5 522 for(v=value ; *v != '\0'; v++)*v = toupper(*v) ;
wolfSSL 30:a9ecee69c6b5 523 if( !strcmp(key, "CONTENT-LENGTH") ) {
wolfSSL 18:d89df40b4cf3 524 sscanf(value, "%d", &recvContentLength);
wolfSSL 18:d89df40b4cf3 525 pDataIn->setDataLen(recvContentLength);
wolfSSL 30:a9ecee69c6b5 526 } else if( !strcmp(key, "TRANSFER-ENCODING") ) {
wolfSSL 30:a9ecee69c6b5 527 if( !strcmp(value, "CHUNKED") ) {
wolfSSL 18:d89df40b4cf3 528 recvChunked = true;
wolfSSL 18:d89df40b4cf3 529 pDataIn->setIsChunked(true);
wolfSSL 18:d89df40b4cf3 530 }
wolfSSL 30:a9ecee69c6b5 531 } else if( !strcmp(key, "CONTENT-TYPE") ) {
wolfSSL 18:d89df40b4cf3 532 pDataIn->setDataType(value);
wolfSSL 30:a9ecee69c6b5 533 } else if( !strcmp(key, "LOCATION") && redirect_url) {
wolfSSL 27:5d4739eae63e 534 sscanf(buf, "%31[^:]: %128[^\r\n]", key, redirect_url);
wolfSSL 27:5d4739eae63e 535 DBG("Redirect %s: %s", key, redirect_url) ;
wolfSSL 27:5d4739eae63e 536 redirect = 1 ;
wolfSSL 18:d89df40b4cf3 537 }
wolfSSL 18:d89df40b4cf3 538 memmove(buf, &buf[crlfPos+2], trfLen - (crlfPos + 2) + 1); //Be sure to move NULL-terminating char as well
wolfSSL 18:d89df40b4cf3 539 trfLen -= (crlfPos + 2);
wolfSSL 30:a9ecee69c6b5 540 DBG("next header(trfLen:%d)[%s]", trfLen, buf) ;
wolfSSL 18:d89df40b4cf3 541 } else {
wolfSSL 18:d89df40b4cf3 542 ERR("Could not parse header");
donatien 14:2744e0c0e527 543 PRTCL_ERR();
donatien 0:2ccb9960a044 544 }
donatien 0:2ccb9960a044 545
donatien 0:2ccb9960a044 546 }
donatien 0:2ccb9960a044 547
wolfSSL 18:d89df40b4cf3 548 //Receive data
wolfSSL 18:d89df40b4cf3 549 DBG("Receiving data");
wolfSSL 18:d89df40b4cf3 550
wolfSSL 18:d89df40b4cf3 551 while(true) {
wolfSSL 18:d89df40b4cf3 552 size_t readLen = 0;
donatien 0:2ccb9960a044 553
wolfSSL 18:d89df40b4cf3 554 if( recvChunked ) {
wolfSSL 18:d89df40b4cf3 555 //Read chunk header
wolfSSL 18:d89df40b4cf3 556 bool foundCrlf;
wolfSSL 18:d89df40b4cf3 557 do {
wolfSSL 18:d89df40b4cf3 558 foundCrlf = false;
wolfSSL 18:d89df40b4cf3 559 crlfPos=0;
wolfSSL 18:d89df40b4cf3 560 buf[trfLen]=0;
wolfSSL 18:d89df40b4cf3 561 if(trfLen >= 2) {
wolfSSL 18:d89df40b4cf3 562 for(; crlfPos < trfLen - 2; crlfPos++) {
wolfSSL 18:d89df40b4cf3 563 if( buf[crlfPos] == '\r' && buf[crlfPos + 1] == '\n' ) {
wolfSSL 18:d89df40b4cf3 564 foundCrlf = true;
wolfSSL 18:d89df40b4cf3 565 break;
wolfSSL 18:d89df40b4cf3 566 }
wolfSSL 18:d89df40b4cf3 567 }
wolfSSL 18:d89df40b4cf3 568 }
wolfSSL 18:d89df40b4cf3 569 if(!foundCrlf) { //Try to read more
wolfSSL 18:d89df40b4cf3 570 if( trfLen < CHUNK_SIZE ) {
wolfSSL 18:d89df40b4cf3 571 size_t newTrfLen;
wolfSSL 18:d89df40b4cf3 572 ret = recv(buf + trfLen, 0, CHUNK_SIZE - trfLen - 1, &newTrfLen);
wolfSSL 18:d89df40b4cf3 573 trfLen += newTrfLen;
wolfSSL 18:d89df40b4cf3 574 CHECK_CONN_ERR(ret);
wolfSSL 18:d89df40b4cf3 575 continue;
wolfSSL 18:d89df40b4cf3 576 } else {
wolfSSL 18:d89df40b4cf3 577 PRTCL_ERR();
wolfSSL 18:d89df40b4cf3 578 }
wolfSSL 18:d89df40b4cf3 579 }
wolfSSL 18:d89df40b4cf3 580 } while(!foundCrlf);
wolfSSL 18:d89df40b4cf3 581 buf[crlfPos] = '\0';
wolfSSL 18:d89df40b4cf3 582 int n = sscanf(buf, "%x", &readLen);
wolfSSL 18:d89df40b4cf3 583 if(n!=1) {
wolfSSL 18:d89df40b4cf3 584 ERR("Could not read chunk length");
wolfSSL 18:d89df40b4cf3 585 PRTCL_ERR();
wolfSSL 18:d89df40b4cf3 586 }
wolfSSL 18:d89df40b4cf3 587
wolfSSL 18:d89df40b4cf3 588 memmove(buf, &buf[crlfPos+2], trfLen - (crlfPos + 2)); //Not need to move NULL-terminating char any more
wolfSSL 18:d89df40b4cf3 589 trfLen -= (crlfPos + 2);
donatien 0:2ccb9960a044 590
wolfSSL 18:d89df40b4cf3 591 if( readLen == 0 ) {
wolfSSL 18:d89df40b4cf3 592 //Last chunk
wolfSSL 18:d89df40b4cf3 593 break;
wolfSSL 18:d89df40b4cf3 594 }
wolfSSL 18:d89df40b4cf3 595 } else {
wolfSSL 18:d89df40b4cf3 596 readLen = recvContentLength;
wolfSSL 18:d89df40b4cf3 597 }
wolfSSL 18:d89df40b4cf3 598
wolfSSL 18:d89df40b4cf3 599 DBG("Retrieving %d bytes", readLen);
wolfSSL 18:d89df40b4cf3 600
wolfSSL 18:d89df40b4cf3 601 do {
wolfSSL 18:d89df40b4cf3 602 pDataIn->write(buf, MIN(trfLen, readLen));
wolfSSL 18:d89df40b4cf3 603 if( trfLen > readLen ) {
wolfSSL 18:d89df40b4cf3 604 memmove(buf, &buf[readLen], trfLen - readLen);
wolfSSL 18:d89df40b4cf3 605 trfLen -= readLen;
wolfSSL 18:d89df40b4cf3 606 readLen = 0;
wolfSSL 18:d89df40b4cf3 607 } else {
wolfSSL 18:d89df40b4cf3 608 readLen -= trfLen;
wolfSSL 18:d89df40b4cf3 609 }
donatien 0:2ccb9960a044 610
wolfSSL 18:d89df40b4cf3 611 if(readLen) {
wolfSSL 18:d89df40b4cf3 612 ret = recv(buf, 1, CHUNK_SIZE - trfLen - 1, &trfLen);
wolfSSL 18:d89df40b4cf3 613 CHECK_CONN_ERR(ret);
wolfSSL 18:d89df40b4cf3 614 }
wolfSSL 18:d89df40b4cf3 615 } while(readLen);
wolfSSL 18:d89df40b4cf3 616
wolfSSL 18:d89df40b4cf3 617 if( recvChunked ) {
wolfSSL 18:d89df40b4cf3 618 if(trfLen < 2) {
wolfSSL 18:d89df40b4cf3 619 size_t newTrfLen;
wolfSSL 18:d89df40b4cf3 620 //Read missing chars to find end of chunk
wolfSSL 18:d89df40b4cf3 621 ret = recv(buf + trfLen, 2 - trfLen, CHUNK_SIZE - trfLen - 1, &newTrfLen);
wolfSSL 18:d89df40b4cf3 622 CHECK_CONN_ERR(ret);
wolfSSL 18:d89df40b4cf3 623 trfLen += newTrfLen;
wolfSSL 18:d89df40b4cf3 624 }
wolfSSL 18:d89df40b4cf3 625 if( (buf[0] != '\r') || (buf[1] != '\n') ) {
wolfSSL 18:d89df40b4cf3 626 ERR("Format error");
wolfSSL 18:d89df40b4cf3 627 PRTCL_ERR();
wolfSSL 18:d89df40b4cf3 628 }
wolfSSL 18:d89df40b4cf3 629 memmove(buf, &buf[2], trfLen - 2);
wolfSSL 18:d89df40b4cf3 630 trfLen -= 2;
wolfSSL 18:d89df40b4cf3 631 } else {
wolfSSL 18:d89df40b4cf3 632 break;
wolfSSL 18:d89df40b4cf3 633 }
wolfSSL 18:d89df40b4cf3 634
donatien 0:2ccb9960a044 635 }
wolfSSL 31:7fd621b83b60 636 wolfssl_free() ;
wolfSSL 18:d89df40b4cf3 637 m_sock.close();
wolfSSL 18:d89df40b4cf3 638 DBG("Completed HTTP transaction");
wolfSSL 27:5d4739eae63e 639 if(redirect)return HTTP_REDIRECT ;
wolfSSL 27:5d4739eae63e 640 else return HTTP_OK;
donatien 0:2ccb9960a044 641 }
donatien 0:2ccb9960a044 642
wolfSSL 19:1e2f05809eb1 643 HTTPResult HTTPClient::recv(char* buf, size_t minLen, size_t maxLen, size_t* pReadLen) //0 on success, err code on failure
donatien 0:2ccb9960a044 644 {
wolfSSL 18:d89df40b4cf3 645 DBG("Trying to read between %d and %d bytes", minLen, maxLen);
wolfSSL 18:d89df40b4cf3 646 size_t readLen = 0;
wolfSSL 28:25b5d3720bd1 647 maxLen = maxLen == 0 ? 1 : maxLen ;
wolfSSL 18:d89df40b4cf3 648 if(!m_sock.is_connected()) {
wolfSSL 18:d89df40b4cf3 649 WARN("Connection was closed by server");
wolfSSL 18:d89df40b4cf3 650 return HTTP_CLOSED; //Connection was closed by server
wolfSSL 18:d89df40b4cf3 651 }
wolfSSL 18:d89df40b4cf3 652
wolfSSL 18:d89df40b4cf3 653 int ret;
wolfSSL 18:d89df40b4cf3 654
wolfSSL 18:d89df40b4cf3 655 if(port == HTTPS_PORT) {
wolfSSL 31:7fd621b83b60 656 DBG("Enter wolfSSL_read") ;
wolfSSL 18:d89df40b4cf3 657
wolfSSL 18:d89df40b4cf3 658 m_sock.set_blocking(false, m_timeout);
wolfSSL 31:7fd621b83b60 659 readLen = wolfSSL_read(ssl, buf, maxLen);
wolfSSL 18:d89df40b4cf3 660 if (readLen > 0) {
wolfSSL 18:d89df40b4cf3 661 buf[readLen] = 0;
wolfSSL 31:7fd621b83b60 662 DBG("wolfSSL_read:%s\n", buf);
wolfSSL 18:d89df40b4cf3 663 } else {
wolfSSL 31:7fd621b83b60 664 ERR("wolfSSL_read, ret = %d", readLen) ;
wolfSSL 18:d89df40b4cf3 665 return HTTP_ERROR ;
wolfSSL 18:d89df40b4cf3 666 }
wolfSSL 18:d89df40b4cf3 667 DBG("Read %d bytes", readLen);
wolfSSL 18:d89df40b4cf3 668 *pReadLen = readLen;
wolfSSL 18:d89df40b4cf3 669 return HTTP_OK;
wolfSSL 18:d89df40b4cf3 670 }
wolfSSL 18:d89df40b4cf3 671
wolfSSL 18:d89df40b4cf3 672 while(readLen < maxLen) {
wolfSSL 18:d89df40b4cf3 673 if(readLen < minLen) {
wolfSSL 18:d89df40b4cf3 674 DBG("Trying to read at most %d bytes [Blocking]", minLen - readLen);
wolfSSL 18:d89df40b4cf3 675 m_sock.set_blocking(false, m_timeout);
wolfSSL 18:d89df40b4cf3 676 ret = m_sock.receive_all(buf + readLen, minLen - readLen);
wolfSSL 18:d89df40b4cf3 677 } else {
wolfSSL 18:d89df40b4cf3 678 DBG("Trying to read at most %d bytes [Not blocking]", maxLen - readLen);
wolfSSL 18:d89df40b4cf3 679 m_sock.set_blocking(false, 0);
wolfSSL 18:d89df40b4cf3 680 ret = m_sock.receive(buf + readLen, maxLen - readLen);
wolfSSL 18:d89df40b4cf3 681 }
wolfSSL 18:d89df40b4cf3 682
wolfSSL 18:d89df40b4cf3 683 if( ret > 0) {
wolfSSL 18:d89df40b4cf3 684 readLen += ret;
wolfSSL 18:d89df40b4cf3 685 } else if( ret == 0 ) {
wolfSSL 18:d89df40b4cf3 686 break;
wolfSSL 18:d89df40b4cf3 687 } else {
wolfSSL 18:d89df40b4cf3 688 if(!m_sock.is_connected()) {
wolfSSL 18:d89df40b4cf3 689 ERR("Connection error (recv returned %d)", ret);
wolfSSL 18:d89df40b4cf3 690 *pReadLen = readLen;
wolfSSL 18:d89df40b4cf3 691 return HTTP_CONN;
wolfSSL 18:d89df40b4cf3 692 } else {
wolfSSL 18:d89df40b4cf3 693 break;
wolfSSL 18:d89df40b4cf3 694 }
wolfSSL 18:d89df40b4cf3 695 }
wolfSSL 18:d89df40b4cf3 696
wolfSSL 18:d89df40b4cf3 697 if(!m_sock.is_connected()) {
wolfSSL 18:d89df40b4cf3 698 break;
wolfSSL 18:d89df40b4cf3 699 }
wolfSSL 17:c73d8e61d391 700 }
wolfSSL 17:c73d8e61d391 701 DBG("Read %d bytes", readLen);
wolfSSL 17:c73d8e61d391 702 *pReadLen = readLen;
wolfSSL 17:c73d8e61d391 703 return HTTP_OK;
donatien 7:4e39864f7b15 704 }
donatien 7:4e39864f7b15 705
wolfSSL 19:1e2f05809eb1 706 HTTPResult HTTPClient::send(char* buf, size_t len) //0 on success, err code on failure
donatien 7:4e39864f7b15 707 {
wolfSSL 18:d89df40b4cf3 708 HTTPResult ret ;
wolfSSL 18:d89df40b4cf3 709 int cp_len ;
wolfSSL 18:d89df40b4cf3 710
wolfSSL 18:d89df40b4cf3 711 if(len == 0) {
wolfSSL 18:d89df40b4cf3 712 len = strlen(buf);
wolfSSL 17:c73d8e61d391 713 }
wolfSSL 17:c73d8e61d391 714
wolfSSL 18:d89df40b4cf3 715 do {
wolfSSL 22:4b9a4151cc73 716
wolfSSL 18:d89df40b4cf3 717 if((SEND_BUF_SIZE - (send_buf_p - send_buf)) >= len) {
wolfSSL 18:d89df40b4cf3 718 cp_len = len ;
wolfSSL 18:d89df40b4cf3 719 } else {
wolfSSL 22:4b9a4151cc73 720 cp_len = SEND_BUF_SIZE - (send_buf_p - send_buf) ;
wolfSSL 18:d89df40b4cf3 721 }
wolfSSL 22:4b9a4151cc73 722 DBG("send_buf_p:%x. send_buf+SIZE:%x, len=%d, cp_len=%d", send_buf_p, send_buf+SEND_BUF_SIZE, len, cp_len) ;
wolfSSL 18:d89df40b4cf3 723 memcpy(send_buf_p, buf, cp_len) ;
wolfSSL 18:d89df40b4cf3 724 send_buf_p += cp_len ;
wolfSSL 18:d89df40b4cf3 725 len -= cp_len ;
wolfSSL 18:d89df40b4cf3 726
wolfSSL 18:d89df40b4cf3 727 if(send_buf_p == send_buf + SEND_BUF_SIZE) {
wolfSSL 30:a9ecee69c6b5 728 if(port == HTTPS_PORT) {
wolfSSL 22:4b9a4151cc73 729 ERR("HTTPClient::send buffer overflow");
wolfSSL 22:4b9a4151cc73 730 return HTTP_ERROR ;
wolfSSL 22:4b9a4151cc73 731 }
wolfSSL 18:d89df40b4cf3 732 ret = flush() ;
wolfSSL 18:d89df40b4cf3 733 if(ret)return(ret) ;
wolfSSL 18:d89df40b4cf3 734 }
wolfSSL 18:d89df40b4cf3 735 } while(len) ;
wolfSSL 18:d89df40b4cf3 736 return HTTP_OK ;
wolfSSL 17:c73d8e61d391 737 }
wolfSSL 17:c73d8e61d391 738
wolfSSL 19:1e2f05809eb1 739 HTTPResult HTTPClient::flush() //0 on success, err code on failure
wolfSSL 17:c73d8e61d391 740 {
wolfSSL 18:d89df40b4cf3 741 int len ;
wolfSSL 18:d89df40b4cf3 742 char * buf ;
wolfSSL 18:d89df40b4cf3 743
wolfSSL 18:d89df40b4cf3 744 buf = send_buf ;
wolfSSL 18:d89df40b4cf3 745 len = send_buf_p - send_buf ;
wolfSSL 18:d89df40b4cf3 746 send_buf_p = send_buf ; // reset send buffer
wolfSSL 18:d89df40b4cf3 747
wolfSSL 18:d89df40b4cf3 748 DBG("Trying to write %d bytes:%s\n", len, buf);
wolfSSL 18:d89df40b4cf3 749 size_t writtenLen = 0;
wolfSSL 18:d89df40b4cf3 750
wolfSSL 18:d89df40b4cf3 751 if(!m_sock.is_connected()) {
wolfSSL 18:d89df40b4cf3 752 WARN("Connection was closed by server");
wolfSSL 18:d89df40b4cf3 753 return HTTP_CLOSED; //Connection was closed by server
wolfSSL 17:c73d8e61d391 754 }
wolfSSL 18:d89df40b4cf3 755
wolfSSL 18:d89df40b4cf3 756 if(port == HTTPS_PORT) {
wolfSSL 31:7fd621b83b60 757 DBG("Enter wolfSSL_write") ;
wolfSSL 31:7fd621b83b60 758 if (wolfSSL_write(ssl, buf, len) != len) {
wolfSSL 18:d89df40b4cf3 759 ERR("SSL_write failed");
wolfSSL 18:d89df40b4cf3 760 return HTTP_ERROR ;
wolfSSL 18:d89df40b4cf3 761 }
wolfSSL 18:d89df40b4cf3 762 DBG("Written %d bytes", writtenLen);
wolfSSL 18:d89df40b4cf3 763 return HTTP_OK;
wolfSSL 18:d89df40b4cf3 764 }
wolfSSL 18:d89df40b4cf3 765 m_sock.set_blocking(false, m_timeout);
wolfSSL 18:d89df40b4cf3 766 int ret = m_sock.send_all(buf, len);
wolfSSL 18:d89df40b4cf3 767 if(ret > 0) {
wolfSSL 18:d89df40b4cf3 768 writtenLen += ret;
wolfSSL 18:d89df40b4cf3 769 } else if( ret == 0 ) {
wolfSSL 18:d89df40b4cf3 770 WARN("Connection was closed by server");
wolfSSL 18:d89df40b4cf3 771 return HTTP_CLOSED; //Connection was closed by server
wolfSSL 18:d89df40b4cf3 772 } else {
wolfSSL 18:d89df40b4cf3 773 ERR("Connection error (send returned %d)", ret);
wolfSSL 18:d89df40b4cf3 774 return HTTP_CONN;
wolfSSL 18:d89df40b4cf3 775 }
wolfSSL 18:d89df40b4cf3 776
wolfSSL 17:c73d8e61d391 777 DBG("Written %d bytes", writtenLen);
wolfSSL 17:c73d8e61d391 778 return HTTP_OK;
donatien 0:2ccb9960a044 779 }
donatien 0:2ccb9960a044 780
wolfSSL 19:1e2f05809eb1 781 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 782 {
wolfSSL 18:d89df40b4cf3 783 char* schemePtr = (char*) url;
wolfSSL 18:d89df40b4cf3 784 char* hostPtr = (char*) strstr(url, "://");
wolfSSL 18:d89df40b4cf3 785 if(hostPtr == NULL) {
wolfSSL 18:d89df40b4cf3 786 WARN("Could not find host");
wolfSSL 18:d89df40b4cf3 787 return HTTP_PARSE; //URL is invalid
wolfSSL 18:d89df40b4cf3 788 }
wolfSSL 18:d89df40b4cf3 789
wolfSSL 18:d89df40b4cf3 790 if( maxSchemeLen < hostPtr - schemePtr + 1 ) { //including NULL-terminating char
wolfSSL 18:d89df40b4cf3 791 WARN("Scheme str is too small (%d >= %d)", maxSchemeLen, hostPtr - schemePtr + 1);
wolfSSL 18:d89df40b4cf3 792 return HTTP_PARSE;
wolfSSL 18:d89df40b4cf3 793 }
wolfSSL 18:d89df40b4cf3 794 memcpy(scheme, schemePtr, hostPtr - schemePtr);
wolfSSL 18:d89df40b4cf3 795 scheme[hostPtr - schemePtr] = '\0';
donatien 0:2ccb9960a044 796
wolfSSL 18:d89df40b4cf3 797 hostPtr+=3;
donatien 0:2ccb9960a044 798
wolfSSL 18:d89df40b4cf3 799 size_t hostLen = 0;
donatien 0:2ccb9960a044 800
wolfSSL 18:d89df40b4cf3 801 char* portPtr = strchr(hostPtr, ':');
wolfSSL 18:d89df40b4cf3 802 if( portPtr != NULL ) {
wolfSSL 18:d89df40b4cf3 803 hostLen = portPtr - hostPtr;
wolfSSL 18:d89df40b4cf3 804 portPtr++;
wolfSSL 18:d89df40b4cf3 805 if( sscanf(portPtr, "%hu", port) != 1) {
wolfSSL 18:d89df40b4cf3 806 WARN("Could not find port");
wolfSSL 18:d89df40b4cf3 807 return HTTP_PARSE;
wolfSSL 18:d89df40b4cf3 808 }
wolfSSL 18:d89df40b4cf3 809 } else {
wolfSSL 18:d89df40b4cf3 810 *port=0;
donatien 0:2ccb9960a044 811 }
wolfSSL 18:d89df40b4cf3 812 char* pathPtr = strchr(hostPtr, '/');
wolfSSL 18:d89df40b4cf3 813 if( hostLen == 0 ) {
wolfSSL 18:d89df40b4cf3 814 hostLen = pathPtr - hostPtr;
wolfSSL 18:d89df40b4cf3 815 }
donatien 0:2ccb9960a044 816
wolfSSL 18:d89df40b4cf3 817 if( maxHostLen < hostLen + 1 ) { //including NULL-terminating char
wolfSSL 18:d89df40b4cf3 818 WARN("Host str is too small (%d >= %d)", maxHostLen, hostLen + 1);
wolfSSL 18:d89df40b4cf3 819 return HTTP_PARSE;
wolfSSL 18:d89df40b4cf3 820 }
wolfSSL 18:d89df40b4cf3 821 memcpy(host, hostPtr, hostLen);
wolfSSL 18:d89df40b4cf3 822 host[hostLen] = '\0';
donatien 0:2ccb9960a044 823
wolfSSL 18:d89df40b4cf3 824 size_t pathLen;
wolfSSL 18:d89df40b4cf3 825 char* fragmentPtr = strchr(hostPtr, '#');
wolfSSL 18:d89df40b4cf3 826 if(fragmentPtr != NULL) {
wolfSSL 18:d89df40b4cf3 827 pathLen = fragmentPtr - pathPtr;
wolfSSL 18:d89df40b4cf3 828 } else {
wolfSSL 18:d89df40b4cf3 829 pathLen = strlen(pathPtr);
wolfSSL 18:d89df40b4cf3 830 }
donatien 0:2ccb9960a044 831
wolfSSL 18:d89df40b4cf3 832 if( maxPathLen < pathLen + 1 ) { //including NULL-terminating char
wolfSSL 18:d89df40b4cf3 833 WARN("Path str is too small (%d >= %d)", maxPathLen, pathLen + 1);
wolfSSL 18:d89df40b4cf3 834 return HTTP_PARSE;
wolfSSL 18:d89df40b4cf3 835 }
wolfSSL 18:d89df40b4cf3 836 memcpy(path, pathPtr, pathLen);
wolfSSL 18:d89df40b4cf3 837 path[pathLen] = '\0';
donatien 0:2ccb9960a044 838
wolfSSL 18:d89df40b4cf3 839 return HTTP_OK;
donatien 0:2ccb9960a044 840 }
wolfSSL 22:4b9a4151cc73 841
wolfSSL 22:4b9a4151cc73 842 HTTPResult HTTPClient::bAuth(void)
wolfSSL 22:4b9a4151cc73 843 {
wolfSSL 22:4b9a4151cc73 844 HTTPResult ret ;
wolfSSL 22:4b9a4151cc73 845 char b_auth[(int)((AUTHB_SIZE+3)*4/3+1)] ;
wolfSSL 22:4b9a4151cc73 846 char base64buff[AUTHB_SIZE+3] ;
wolfSSL 30:a9ecee69c6b5 847
wolfSSL 22:4b9a4151cc73 848 ret = send("Authorization: Basic ") ;
wolfSSL 22:4b9a4151cc73 849 CHECK_CONN_ERR(ret);
wolfSSL 22:4b9a4151cc73 850 sprintf(base64buff, "%s:%s", m_basicAuthUser, m_basicAuthPassword) ;
wolfSSL 27:5d4739eae63e 851 DBG("bAuth: %s", base64buff) ;
wolfSSL 22:4b9a4151cc73 852 base64enc(b_auth, base64buff) ;
wolfSSL 22:4b9a4151cc73 853 b_auth[strlen(b_auth)+1] = '\0' ;
wolfSSL 22:4b9a4151cc73 854 b_auth[strlen(b_auth)] = '\n' ;
wolfSSL 22:4b9a4151cc73 855 DBG("b_auth:%s", b_auth) ;
wolfSSL 22:4b9a4151cc73 856 ret = send(b_auth) ;
wolfSSL 30:a9ecee69c6b5 857 CHECK_CONN_ERR(ret);
wolfSSL 22:4b9a4151cc73 858 return HTTP_OK ;
wolfSSL 22:4b9a4151cc73 859 }