Yoshihiko Takeuchi / HTTPClient

HTTPClient for CyaSSL

Dependencies:   CyaSSL

Dependents:   kintone-POST kintone-POST

Fork of HTTPClient by wolf SSL

HTTPClient.cpp@30:a9ecee69c6b5, 2014-12-05 (annotated)

Committer:
wolfSSL
Date:
Fri Dec 05 07:03:47 2014 +0000
Revision:
30:a9ecee69c6b5
Parent:
28:25b5d3720bd1
Child:
31:7fd621b83b60
Skipping large header

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__);
donatien 12:89d09a6db00a 27
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, ...)
donatien 12:89d09a6db00a 33
donatien 7:4e39864f7b15 34 #endif
donatien 0:2ccb9960a044 35
donatien 0:2ccb9960a044 36 #define HTTP_PORT 80
wolfSSL 17:c73d8e61d391 37 #define HTTPS_PORT 443
donatien 0:2ccb9960a044 38
donatien 11:390362de8c3f 39 #define OK 0
donatien 11:390362de8c3f 40
donatien 11:390362de8c3f 41 #define MIN(x,y) (((x)<(y))?(x):(y))
donatien 11:390362de8c3f 42 #define MAX(x,y) (((x)>(y))?(x):(y))
donatien 11:390362de8c3f 43
wolfSSL 17:c73d8e61d391 44 #include <cstring>
donatien 0:2ccb9960a044 45
wolfSSL 17:c73d8e61d391 46 #include <../CyaSSL/cyassl/ctaocrypt/settings.h>
wolfSSL 17:c73d8e61d391 47 #include <../CyaSSL/cyassl/ctaocrypt/types.h>
wolfSSL 17:c73d8e61d391 48 #include <../CyaSSL/cyassl/internal.h>
wolfSSL 17:c73d8e61d391 49 #include <../CyaSSL/cyassl/ssl.h>
donatien 0:2ccb9960a044 50
donatien 11:390362de8c3f 51 #include "HTTPClient.h"
wolfSSL 17:c73d8e61d391 52 #include "TCPSocketConnection.h"
wolfSSL 17:c73d8e61d391 53
wolfSSL 19:1e2f05809eb1 54 static TCPSocketConnection m_sock;
wolfSSL 17:c73d8e61d391 55 #define CHUNK_SIZE 256
wolfSSL 17:c73d8e61d391 56 #define SEND_BUF_SIZE 512
wolfSSL 17:c73d8e61d391 57 static char send_buf[SEND_BUF_SIZE] ;
wolfSSL 17:c73d8e61d391 58 static char *send_buf_p ;
wolfSSL 17:c73d8e61d391 59
wolfSSL 17:c73d8e61d391 60 static int SocketReceive(CYASSL* ssl, char *buf, int sz, void *ctx)
wolfSSL 17:c73d8e61d391 61 {
wolfSSL 17:c73d8e61d391 62 int n ;
wolfSSL 17:c73d8e61d391 63 int i ;
wolfSSL 18:d89df40b4cf3 64 #define RECV_RETRY 3
wolfSSL 22:4b9a4151cc73 65
wolfSSL 17:c73d8e61d391 66 for(i=0; i<RECV_RETRY; i++) {
wolfSSL 17:c73d8e61d391 67 n = m_sock.receive(buf, sz) ;
wolfSSL 17:c73d8e61d391 68 if(n >= 0)return n ;
wolfSSL 22:4b9a4151cc73 69 wait(0.2) ;
wolfSSL 17:c73d8e61d391 70 }
wolfSSL 17:c73d8e61d391 71 ERR("SocketReceive:%d/%d\n", n, sz) ;
wolfSSL 17:c73d8e61d391 72 return n ;
wolfSSL 17:c73d8e61d391 73 }
wolfSSL 17:c73d8e61d391 74
wolfSSL 17:c73d8e61d391 75 static int SocketSend(CYASSL* ssl, char *buf, int sz, void *ctx)
wolfSSL 17:c73d8e61d391 76 {
wolfSSL 17:c73d8e61d391 77 int n ;
wolfSSL 30:a9ecee69c6b5 78
wolfSSL 22:4b9a4151cc73 79 wait(0.1) ;
wolfSSL 17:c73d8e61d391 80 n = m_sock.send(buf, sz);
wolfSSL 17:c73d8e61d391 81 if(n > 0) {
wolfSSL 22:4b9a4151cc73 82 wait(0.3) ;
wolfSSL 17:c73d8e61d391 83 return n ;
wolfSSL 17:c73d8e61d391 84 } else ERR("SocketSend:%d/%d\n", n, sz);
wolfSSL 17:c73d8e61d391 85 return n ;
wolfSSL 17:c73d8e61d391 86 }
donatien 11:390362de8c3f 87
wolfSSL 30:a9ecee69c6b5 88 static void base64enc(char *out, const char *in)
wolfSSL 30:a9ecee69c6b5 89 {
wolfSSL 22:4b9a4151cc73 90 const char code[] = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=" ;
wolfSSL 22:4b9a4151cc73 91 int i = 0, x = 0, l = 0;
wolfSSL 22:4b9a4151cc73 92
wolfSSL 22:4b9a4151cc73 93 for (; *in; in++) {
wolfSSL 22:4b9a4151cc73 94 x = x << 8 | *in;
wolfSSL 22:4b9a4151cc73 95 for (l += 8; l >= 6; l -= 6) {
wolfSSL 22:4b9a4151cc73 96 out[i++] = code[(x >> (l - 6)) & 0x3f];
wolfSSL 22:4b9a4151cc73 97 }
wolfSSL 22:4b9a4151cc73 98 }
wolfSSL 22:4b9a4151cc73 99 if (l > 0) {
wolfSSL 22:4b9a4151cc73 100 x <<= 6 - l;
wolfSSL 22:4b9a4151cc73 101 out[i++] = code[x & 0x3f];
wolfSSL 22:4b9a4151cc73 102 }
wolfSSL 22:4b9a4151cc73 103 for (; i % 4;) {
wolfSSL 22:4b9a4151cc73 104 out[i++] = '=';
wolfSSL 22:4b9a4151cc73 105 }
wolfSSL 22:4b9a4151cc73 106 out[i] = '\0' ;
wolfSSL 22:4b9a4151cc73 107 }
wolfSSL 22:4b9a4151cc73 108
donatien 0:2ccb9960a044 109 HTTPClient::HTTPClient() :
wolfSSL 18:d89df40b4cf3 110 m_basicAuthUser(NULL), m_basicAuthPassword(NULL), m_httpResponseCode(0)
donatien 0:2ccb9960a044 111 {
wolfSSL 22:4b9a4151cc73 112
wolfSSL 22:4b9a4151cc73 113 /* CyaSSL_Debugging_ON() ; */
wolfSSL 30:a9ecee69c6b5 114
wolfSSL 18:d89df40b4cf3 115 ctx = 0 ;
wolfSSL 18:d89df40b4cf3 116 ssl = 0 ;
wolfSSL 30:a9ecee69c6b5 117 SSLver = 3 ;
wolfSSL 27:5d4739eae63e 118 m_basicAuthUser = NULL ;
wolfSSL 27:5d4739eae63e 119 redirect_url = NULL ;
wolfSSL 27:5d4739eae63e 120 redirect = 0 ;
wolfSSL 27:5d4739eae63e 121 header = NULL ;
donatien 0:2ccb9960a044 122 }
donatien 0:2ccb9960a044 123
donatien 0:2ccb9960a044 124 HTTPClient::~HTTPClient()
donatien 0:2ccb9960a044 125 {
donatien 0:2ccb9960a044 126
donatien 0:2ccb9960a044 127 }
donatien 0:2ccb9960a044 128
wolfSSL 22:4b9a4151cc73 129 HTTPResult HTTPClient::basicAuth(const char* user, const char* password) //Basic Authentification
donatien 0:2ccb9960a044 130 {
wolfSSL 30:a9ecee69c6b5 131 #define AUTHB_SIZE 128
wolfSSL 22:4b9a4151cc73 132 if((strlen(user) + strlen(password)) >= AUTHB_SIZE)
wolfSSL 22:4b9a4151cc73 133 return HTTP_ERROR ;
wolfSSL 18:d89df40b4cf3 134 m_basicAuthUser = user;
wolfSSL 18:d89df40b4cf3 135 m_basicAuthPassword = password;
wolfSSL 22:4b9a4151cc73 136 return HTTP_OK ;
donatien 0:2ccb9960a044 137 }
donatien 0:2ccb9960a044 138
donatien 12:89d09a6db00a 139 HTTPResult HTTPClient::get(const char* url, IHTTPDataIn* pDataIn, int timeout /*= HTTP_CLIENT_DEFAULT_TIMEOUT*/) //Blocking
donatien 0:2ccb9960a044 140 {
wolfSSL 18:d89df40b4cf3 141 return connect(url, HTTP_GET, NULL, pDataIn, timeout);
donatien 0:2ccb9960a044 142 }
donatien 0:2ccb9960a044 143
donatien 12:89d09a6db00a 144 HTTPResult HTTPClient::get(const char* url, char* result, size_t maxResultLen, int timeout /*= HTTP_CLIENT_DEFAULT_TIMEOUT*/) //Blocking
donatien 0:2ccb9960a044 145 {
wolfSSL 18:d89df40b4cf3 146 HTTPText str(result, maxResultLen);
wolfSSL 18:d89df40b4cf3 147 return get(url, &str, timeout);
donatien 0:2ccb9960a044 148 }
donatien 0:2ccb9960a044 149
donatien 12:89d09a6db00a 150 HTTPResult HTTPClient::post(const char* url, const IHTTPDataOut& dataOut, IHTTPDataIn* pDataIn, int timeout /*= HTTP_CLIENT_DEFAULT_TIMEOUT*/) //Blocking
donatien 0:2ccb9960a044 151 {
wolfSSL 18:d89df40b4cf3 152 return connect(url, HTTP_POST, (IHTTPDataOut*)&dataOut, pDataIn, timeout);
donatien 0:2ccb9960a044 153 }
donatien 0:2ccb9960a044 154
donatien 16:1f743885e7de 155 HTTPResult HTTPClient::put(const char* url, const IHTTPDataOut& dataOut, IHTTPDataIn* pDataIn, int timeout /*= HTTP_CLIENT_DEFAULT_TIMEOUT*/) //Blocking
donatien 16:1f743885e7de 156 {
wolfSSL 18:d89df40b4cf3 157 return connect(url, HTTP_PUT, (IHTTPDataOut*)&dataOut, pDataIn, timeout);
donatien 16:1f743885e7de 158 }
donatien 16:1f743885e7de 159
donatien 16:1f743885e7de 160 HTTPResult HTTPClient::del(const char* url, IHTTPDataIn* pDataIn, int timeout /*= HTTP_CLIENT_DEFAULT_TIMEOUT*/) //Blocking
donatien 16:1f743885e7de 161 {
wolfSSL 18:d89df40b4cf3 162 return connect(url, HTTP_DELETE, NULL, pDataIn, timeout);
donatien 16:1f743885e7de 163 }
donatien 16:1f743885e7de 164
donatien 16:1f743885e7de 165
donatien 0:2ccb9960a044 166 int HTTPClient::getHTTPResponseCode()
donatien 0:2ccb9960a044 167 {
wolfSSL 18:d89df40b4cf3 168 return m_httpResponseCode;
donatien 0:2ccb9960a044 169 }
donatien 0:2ccb9960a044 170
wolfSSL 27:5d4739eae63e 171 void HTTPClient::setHeader(const char * h)
wolfSSL 17:c73d8e61d391 172 {
wolfSSL 17:c73d8e61d391 173 header = h ;
wolfSSL 17:c73d8e61d391 174 }
wolfSSL 17:c73d8e61d391 175
wolfSSL 27:5d4739eae63e 176 void HTTPClient::setLocationBuf(char * url, int size)
wolfSSL 27:5d4739eae63e 177 {
wolfSSL 27:5d4739eae63e 178 redirect_url = url ;
wolfSSL 27:5d4739eae63e 179 redirect_url_size = size ;
wolfSSL 27:5d4739eae63e 180 }
wolfSSL 27:5d4739eae63e 181
wolfSSL 30:a9ecee69c6b5 182 HTTPResult HTTPClient::setSSLversion(int minorV)
wolfSSL 22:4b9a4151cc73 183 {
wolfSSL 30:a9ecee69c6b5 184 if((minorV>=0) && (minorV<=3))
wolfSSL 22:4b9a4151cc73 185 SSLver = minorV ;
wolfSSL 22:4b9a4151cc73 186 else return HTTP_ERROR ;
wolfSSL 22:4b9a4151cc73 187 return HTTP_OK ;
wolfSSL 22:4b9a4151cc73 188 }
wolfSSL 22:4b9a4151cc73 189
wolfSSL 17:c73d8e61d391 190
donatien 5:791fc3dcb6c4 191 #define CHECK_CONN_ERR(ret) \
donatien 5:791fc3dcb6c4 192 do{ \
donatien 7:4e39864f7b15 193 if(ret) { \
wolfSSL 17:c73d8e61d391 194 cyassl_free() ;\
donatien 7:4e39864f7b15 195 m_sock.close(); \
donatien 5:791fc3dcb6c4 196 ERR("Connection error (%d)", ret); \
donatien 11:390362de8c3f 197 return HTTP_CONN; \
donatien 5:791fc3dcb6c4 198 } \
donatien 5:791fc3dcb6c4 199 } while(0)
donatien 5:791fc3dcb6c4 200
donatien 5:791fc3dcb6c4 201 #define PRTCL_ERR() \
donatien 5:791fc3dcb6c4 202 do{ \
wolfSSL 17:c73d8e61d391 203 cyassl_free() ;\
donatien 7:4e39864f7b15 204 m_sock.close(); \
donatien 5:791fc3dcb6c4 205 ERR("Protocol error"); \
donatien 11:390362de8c3f 206 return HTTP_PRTCL; \
donatien 5:791fc3dcb6c4 207 } while(0)
donatien 0:2ccb9960a044 208
wolfSSL 17:c73d8e61d391 209 void HTTPClient::cyassl_free(void)
wolfSSL 17:c73d8e61d391 210 {
wolfSSL 19:1e2f05809eb1 211 if(ssl) {
wolfSSL 17:c73d8e61d391 212 CyaSSL_free(ssl) ;
wolfSSL 19:1e2f05809eb1 213 ssl = NULL ;
wolfSSL 19:1e2f05809eb1 214 }
wolfSSL 19:1e2f05809eb1 215 if(ctx) {
wolfSSL 17:c73d8e61d391 216 CyaSSL_CTX_free(ctx) ;
wolfSSL 19:1e2f05809eb1 217 ctx = NULL ;
wolfSSL 19:1e2f05809eb1 218 }
wolfSSL 22:4b9a4151cc73 219 CyaSSL_Cleanup() ;
wolfSSL 30:a9ecee69c6b5 220 }
wolfSSL 17:c73d8e61d391 221
donatien 12:89d09a6db00a 222 HTTPResult HTTPClient::connect(const char* url, HTTP_METH method, IHTTPDataOut* pDataOut, IHTTPDataIn* pDataIn, int timeout) //Execute request
wolfSSL 18:d89df40b4cf3 223 {
wolfSSL 22:4b9a4151cc73 224 CYASSL_METHOD * SSLmethod ;
wolfSSL 18:d89df40b4cf3 225 m_httpResponseCode = 0; //Invalidate code
wolfSSL 18:d89df40b4cf3 226 m_timeout = timeout;
wolfSSL 27:5d4739eae63e 227 redirect = 0 ;
wolfSSL 30:a9ecee69c6b5 228
wolfSSL 18:d89df40b4cf3 229 pDataIn->writeReset();
wolfSSL 18:d89df40b4cf3 230 if( pDataOut ) {
wolfSSL 18:d89df40b4cf3 231 pDataOut->readReset();
wolfSSL 18:d89df40b4cf3 232 }
wolfSSL 17:c73d8e61d391 233
wolfSSL 18:d89df40b4cf3 234 char scheme[8];
wolfSSL 18:d89df40b4cf3 235 char host[32];
wolfSSL 22:4b9a4151cc73 236 char path[80];
wolfSSL 18:d89df40b4cf3 237
wolfSSL 18:d89df40b4cf3 238 int ret ;
donatien 0:2ccb9960a044 239
wolfSSL 18:d89df40b4cf3 240 //First we need to parse the url (http[s]://host[:port][/[path]])
wolfSSL 18:d89df40b4cf3 241 HTTPResult res = parseURL(url, scheme, sizeof(scheme), host, sizeof(host), &port, path, sizeof(path));
wolfSSL 18:d89df40b4cf3 242 if(res != HTTP_OK) {
wolfSSL 18:d89df40b4cf3 243 ERR("parseURL returned %d", res);
wolfSSL 18:d89df40b4cf3 244 return res;
wolfSSL 18:d89df40b4cf3 245 }
donatien 0:2ccb9960a044 246
wolfSSL 22:4b9a4151cc73 247 if(port == 0) {
wolfSSL 18:d89df40b4cf3 248 if(strcmp(scheme, "http") == 0)
wolfSSL 18:d89df40b4cf3 249 port = HTTP_PORT ;
wolfSSL 18:d89df40b4cf3 250 else if(strcmp(scheme, "https") == 0)
wolfSSL 18:d89df40b4cf3 251 port = HTTPS_PORT ;
wolfSSL 18:d89df40b4cf3 252 }
donatien 0:2ccb9960a044 253
wolfSSL 18:d89df40b4cf3 254 DBG("Scheme: %s", scheme);
wolfSSL 18:d89df40b4cf3 255 DBG("Host: %s", host);
wolfSSL 18:d89df40b4cf3 256 DBG("Port: %d", port);
wolfSSL 18:d89df40b4cf3 257 DBG("Path: %s", path);
wolfSSL 17:c73d8e61d391 258
wolfSSL 18:d89df40b4cf3 259 //Connect
wolfSSL 18:d89df40b4cf3 260 DBG("Connecting socket to server");
wolfSSL 18:d89df40b4cf3 261
wolfSSL 18:d89df40b4cf3 262 #define MAX_RETRY 5
wolfSSL 18:d89df40b4cf3 263 int retry ;
donatien 0:2ccb9960a044 264
wolfSSL 18:d89df40b4cf3 265 for(retry=0; retry<MAX_RETRY; retry++) {
wolfSSL 18:d89df40b4cf3 266 int ret = m_sock.connect(host, port);
wolfSSL 18:d89df40b4cf3 267 if(ret == 0)break ;
wolfSSL 17:c73d8e61d391 268 }
wolfSSL 18:d89df40b4cf3 269 if(retry == MAX_RETRY) {
wolfSSL 18:d89df40b4cf3 270 m_sock.close();
wolfSSL 18:d89df40b4cf3 271 ERR("Could not connect");
wolfSSL 18:d89df40b4cf3 272 return HTTP_CONN;
wolfSSL 17:c73d8e61d391 273 }
wolfSSL 17:c73d8e61d391 274
wolfSSL 18:d89df40b4cf3 275 if(port == HTTPS_PORT) {
wolfSSL 22:4b9a4151cc73 276
wolfSSL 18:d89df40b4cf3 277 /* Start SSL connect */
wolfSSL 27:5d4739eae63e 278 DBG("SSLver=%d", SSLver) ;
wolfSSL 19:1e2f05809eb1 279 if(ctx == NULL) {
wolfSSL 22:4b9a4151cc73 280 switch(SSLver) {
wolfSSL 30:a9ecee69c6b5 281 case 0 :
wolfSSL 30:a9ecee69c6b5 282 SSLmethod = CyaSSLv3_client_method() ;
wolfSSL 30:a9ecee69c6b5 283 break ;
wolfSSL 30:a9ecee69c6b5 284 case 1 :
wolfSSL 30:a9ecee69c6b5 285 SSLmethod = CyaTLSv1_client_method() ;
wolfSSL 30:a9ecee69c6b5 286 break ;
wolfSSL 30:a9ecee69c6b5 287 case 2 :
wolfSSL 30:a9ecee69c6b5 288 SSLmethod = CyaTLSv1_1_client_method() ;
wolfSSL 30:a9ecee69c6b5 289 break ;
wolfSSL 30:a9ecee69c6b5 290 case 3 :
wolfSSL 30:a9ecee69c6b5 291 SSLmethod = CyaTLSv1_2_client_method() ;
wolfSSL 30:a9ecee69c6b5 292 break ;
wolfSSL 22:4b9a4151cc73 293 }
wolfSSL 22:4b9a4151cc73 294 ctx = CyaSSL_CTX_new((CYASSL_METHOD *)SSLmethod);
wolfSSL 19:1e2f05809eb1 295 if (ctx == NULL) {
wolfSSL 19:1e2f05809eb1 296 ERR("unable to get ctx");
wolfSSL 19:1e2f05809eb1 297 return HTTP_CONN;
wolfSSL 19:1e2f05809eb1 298 }
wolfSSL 19:1e2f05809eb1 299 CyaSSL_CTX_set_verify(ctx, SSL_VERIFY_NONE, 0);
wolfSSL 19:1e2f05809eb1 300 CyaSSL_SetIORecv(ctx, SocketReceive) ;
wolfSSL 19:1e2f05809eb1 301 CyaSSL_SetIOSend(ctx, SocketSend) ;
wolfSSL 18:d89df40b4cf3 302 }
wolfSSL 18:d89df40b4cf3 303 if (ssl == NULL) {
wolfSSL 19:1e2f05809eb1 304 ssl = CyaSSL_new(ctx);
wolfSSL 19:1e2f05809eb1 305 if (ssl == NULL) {
wolfSSL 19:1e2f05809eb1 306 ERR("unable to get SSL object");
wolfSSL 19:1e2f05809eb1 307 cyassl_free() ;
wolfSSL 19:1e2f05809eb1 308 return HTTP_CONN;
wolfSSL 19:1e2f05809eb1 309 }
wolfSSL 18:d89df40b4cf3 310 }
donatien 0:2ccb9960a044 311
wolfSSL 18:d89df40b4cf3 312 DBG("ctx=%x, ssl=%x, ssl->ctx->CBIORecv, CBIOSend=%x, %x\n",
wolfSSL 18:d89df40b4cf3 313 ctx, ssl, SocketReceive, SocketSend ) ;
wolfSSL 18:d89df40b4cf3 314 if (CyaSSL_connect(ssl) != SSL_SUCCESS) {
wolfSSL 18:d89df40b4cf3 315 ERR("SSL_connect failed");
wolfSSL 18:d89df40b4cf3 316 cyassl_free() ;
wolfSSL 18:d89df40b4cf3 317 return HTTP_CONN;
wolfSSL 18:d89df40b4cf3 318 }
wolfSSL 18:d89df40b4cf3 319 } /* SSL connect complete */
donatien 0:2ccb9960a044 320
wolfSSL 18:d89df40b4cf3 321 //Send request
wolfSSL 18:d89df40b4cf3 322 DBG("Sending request");
wolfSSL 18:d89df40b4cf3 323 char buf[CHUNK_SIZE];
wolfSSL 18:d89df40b4cf3 324 send_buf_p = send_buf ; // Reset send buffer ;
wolfSSL 18:d89df40b4cf3 325
wolfSSL 18:d89df40b4cf3 326 const char* meth = (method==HTTP_GET)?"GET":(method==HTTP_POST)?"POST":(method==HTTP_PUT)?"PUT":(method==HTTP_DELETE)?"DELETE":"";
wolfSSL 18:d89df40b4cf3 327 snprintf(buf, sizeof(buf), "%s %s HTTP/1.1\r\nHost: %s\r\n", meth, path, host); //Write request
wolfSSL 18:d89df40b4cf3 328 ret = send(buf);
wolfSSL 18:d89df40b4cf3 329 if(ret) {
wolfSSL 18:d89df40b4cf3 330 m_sock.close();
wolfSSL 18:d89df40b4cf3 331 ERR("Could not write request");
wolfSSL 18:d89df40b4cf3 332 return HTTP_CONN;
donatien 0:2ccb9960a044 333 }
wolfSSL 17:c73d8e61d391 334
wolfSSL 28:25b5d3720bd1 335 wait(0.1) ;
wolfSSL 30:a9ecee69c6b5 336
wolfSSL 18:d89df40b4cf3 337 //Send all headers
donatien 0:2ccb9960a044 338
wolfSSL 18:d89df40b4cf3 339 //Send default headers
wolfSSL 18:d89df40b4cf3 340 DBG("Sending headers");
wolfSSL 27:5d4739eae63e 341 if(m_basicAuthUser) {
wolfSSL 30:a9ecee69c6b5 342 bAuth() ; /* send out Basic Auth header */
wolfSSL 27:5d4739eae63e 343 }
wolfSSL 18:d89df40b4cf3 344 if( pDataOut != NULL ) {
wolfSSL 18:d89df40b4cf3 345 if( pDataOut->getIsChunked() ) {
wolfSSL 18:d89df40b4cf3 346 ret = send("Transfer-Encoding: chunked\r\n");
wolfSSL 18:d89df40b4cf3 347 CHECK_CONN_ERR(ret);
wolfSSL 18:d89df40b4cf3 348 } else {
wolfSSL 18:d89df40b4cf3 349 snprintf(buf, sizeof(buf), "Content-Length: %d\r\n", pDataOut->getDataLen());
wolfSSL 22:4b9a4151cc73 350 DBG("Content buf:%s", buf) ;
wolfSSL 18:d89df40b4cf3 351 ret = send(buf);
wolfSSL 18:d89df40b4cf3 352 CHECK_CONN_ERR(ret);
wolfSSL 18:d89df40b4cf3 353 }
wolfSSL 18:d89df40b4cf3 354 char type[48];
wolfSSL 18:d89df40b4cf3 355 if( pDataOut->getDataType(type, 48) == HTTP_OK ) {
wolfSSL 18:d89df40b4cf3 356 snprintf(buf, sizeof(buf), "Content-Type: %s\r\n", type);
wolfSSL 18:d89df40b4cf3 357 ret = send(buf);
wolfSSL 18:d89df40b4cf3 358 CHECK_CONN_ERR(ret);
wolfSSL 18:d89df40b4cf3 359 }
wolfSSL 18:d89df40b4cf3 360 }
wolfSSL 18:d89df40b4cf3 361
wolfSSL 18:d89df40b4cf3 362 //Add user headers
wolfSSL 18:d89df40b4cf3 363 if(header) {
wolfSSL 27:5d4739eae63e 364 ret = send((char *)header);
donatien 5:791fc3dcb6c4 365 CHECK_CONN_ERR(ret);
donatien 0:2ccb9960a044 366 }
donatien 0:2ccb9960a044 367
wolfSSL 18:d89df40b4cf3 368 //Close headers
wolfSSL 18:d89df40b4cf3 369 DBG("Headers sent");
wolfSSL 18:d89df40b4cf3 370 ret = send("\r\n");
wolfSSL 18:d89df40b4cf3 371 CHECK_CONN_ERR(ret);
wolfSSL 17:c73d8e61d391 372
wolfSSL 18:d89df40b4cf3 373 size_t trfLen;
donatien 0:2ccb9960a044 374
wolfSSL 18:d89df40b4cf3 375 //Send data (if available)
wolfSSL 18:d89df40b4cf3 376 if( pDataOut != NULL ) {
wolfSSL 18:d89df40b4cf3 377 DBG("Sending data");
wolfSSL 18:d89df40b4cf3 378 while(true) {
wolfSSL 18:d89df40b4cf3 379 size_t writtenLen = 0;
wolfSSL 18:d89df40b4cf3 380 pDataOut->read(buf, CHUNK_SIZE, &trfLen);
wolfSSL 18:d89df40b4cf3 381 buf[trfLen] = 0x0 ;
wolfSSL 18:d89df40b4cf3 382 DBG("buf:%s", buf) ;
wolfSSL 18:d89df40b4cf3 383 if( pDataOut->getIsChunked() ) {
wolfSSL 18:d89df40b4cf3 384 //Write chunk header
wolfSSL 22:4b9a4151cc73 385 char chunkHeader[64];
wolfSSL 18:d89df40b4cf3 386 snprintf(chunkHeader, sizeof(chunkHeader), "%X\r\n", trfLen); //In hex encoding
wolfSSL 18:d89df40b4cf3 387 ret = send(chunkHeader);
wolfSSL 18:d89df40b4cf3 388 CHECK_CONN_ERR(ret);
wolfSSL 18:d89df40b4cf3 389 } else if( trfLen == 0 ) {
wolfSSL 22:4b9a4151cc73 390 DBG("trfLen==0") ;
wolfSSL 18:d89df40b4cf3 391 break;
wolfSSL 18:d89df40b4cf3 392 }
wolfSSL 22:4b9a4151cc73 393 DBG("trfLen 1=%d", trfLen) ;
wolfSSL 18:d89df40b4cf3 394 if( trfLen != 0 ) {
wolfSSL 22:4b9a4151cc73 395 DBG("Sending 1") ;
wolfSSL 18:d89df40b4cf3 396 ret = send(buf, trfLen);
wolfSSL 22:4b9a4151cc73 397 DBG("Sent 1") ;
wolfSSL 18:d89df40b4cf3 398 CHECK_CONN_ERR(ret);
wolfSSL 18:d89df40b4cf3 399 }
donatien 0:2ccb9960a044 400
wolfSSL 18:d89df40b4cf3 401 if( pDataOut->getIsChunked() ) {
wolfSSL 18:d89df40b4cf3 402 ret = send("\r\n"); //Chunk-terminating CRLF
wolfSSL 18:d89df40b4cf3 403 CHECK_CONN_ERR(ret);
wolfSSL 18:d89df40b4cf3 404 } else {
wolfSSL 18:d89df40b4cf3 405 writtenLen += trfLen;
wolfSSL 18:d89df40b4cf3 406 if( writtenLen >= pDataOut->getDataLen() ) {
wolfSSL 22:4b9a4151cc73 407 DBG("writtenLen=%d", writtenLen) ;
wolfSSL 18:d89df40b4cf3 408 break;
wolfSSL 18:d89df40b4cf3 409 }
wolfSSL 22:4b9a4151cc73 410 DBG("writtenLen+=trfLen = %d", writtenLen) ;
wolfSSL 18:d89df40b4cf3 411 }
wolfSSL 22:4b9a4151cc73 412 DBG("trfLen 2=%d", trfLen) ;
wolfSSL 18:d89df40b4cf3 413 if( trfLen == 0 ) {
wolfSSL 22:4b9a4151cc73 414 DBG("trfLen == 0") ;
wolfSSL 18:d89df40b4cf3 415 break;
wolfSSL 18:d89df40b4cf3 416 }
wolfSSL 18:d89df40b4cf3 417 }
donatien 0:2ccb9960a044 418
wolfSSL 18:d89df40b4cf3 419 }
wolfSSL 18:d89df40b4cf3 420 ret = flush() ; // flush the send buffer ;
wolfSSL 18:d89df40b4cf3 421 CHECK_CONN_ERR(ret);
wolfSSL 18:d89df40b4cf3 422
wolfSSL 18:d89df40b4cf3 423 //Receive response
wolfSSL 18:d89df40b4cf3 424 DBG("Receiving response");
wolfSSL 18:d89df40b4cf3 425
wolfSSL 18:d89df40b4cf3 426 ret = recv(buf, CHUNK_SIZE - 1, CHUNK_SIZE - 1, &trfLen); //Read n bytes
wolfSSL 18:d89df40b4cf3 427 CHECK_CONN_ERR(ret);
wolfSSL 18:d89df40b4cf3 428
wolfSSL 18:d89df40b4cf3 429 buf[trfLen] = '\0';
wolfSSL 18:d89df40b4cf3 430
wolfSSL 18:d89df40b4cf3 431 char* crlfPtr = strstr(buf, "\r\n");
wolfSSL 18:d89df40b4cf3 432 if(crlfPtr == NULL) {
donatien 5:791fc3dcb6c4 433 PRTCL_ERR();
donatien 0:2ccb9960a044 434 }
donatien 0:2ccb9960a044 435
wolfSSL 18:d89df40b4cf3 436 int crlfPos = crlfPtr - buf;
donatien 0:2ccb9960a044 437 buf[crlfPos] = '\0';
donatien 0:2ccb9960a044 438
wolfSSL 18:d89df40b4cf3 439 //Parse HTTP response
wolfSSL 18:d89df40b4cf3 440 if( sscanf(buf, "HTTP/%*d.%*d %d %*[^\r\n]", &m_httpResponseCode) != 1 ) {
wolfSSL 18:d89df40b4cf3 441 //Cannot match string, error
wolfSSL 18:d89df40b4cf3 442 ERR("Not a correct HTTP answer : %s\n", buf);
wolfSSL 18:d89df40b4cf3 443 PRTCL_ERR();
wolfSSL 18:d89df40b4cf3 444 }
donatien 4:c071b05ac026 445
wolfSSL 27:5d4739eae63e 446 if( (m_httpResponseCode < 200) || (m_httpResponseCode >= 400) ) {
wolfSSL 18:d89df40b4cf3 447 //Did not return a 2xx code; TODO fetch headers/(&data?) anyway and implement a mean of writing/reading headers
wolfSSL 18:d89df40b4cf3 448 WARN("Response code %d", m_httpResponseCode);
wolfSSL 18:d89df40b4cf3 449 PRTCL_ERR();
donatien 0:2ccb9960a044 450 }
donatien 0:2ccb9960a044 451
wolfSSL 18:d89df40b4cf3 452 DBG("Reading headers");
donatien 0:2ccb9960a044 453
wolfSSL 18:d89df40b4cf3 454 memmove(buf, &buf[crlfPos+2], trfLen - (crlfPos + 2) + 1); //Be sure to move NULL-terminating char as well
wolfSSL 18:d89df40b4cf3 455 trfLen -= (crlfPos + 2);
donatien 0:2ccb9960a044 456
wolfSSL 18:d89df40b4cf3 457 size_t recvContentLength = 0;
wolfSSL 18:d89df40b4cf3 458 bool recvChunked = false;
wolfSSL 18:d89df40b4cf3 459 //Now get headers
wolfSSL 18:d89df40b4cf3 460 while( true ) {
wolfSSL 18:d89df40b4cf3 461 crlfPtr = strstr(buf, "\r\n");
wolfSSL 18:d89df40b4cf3 462 if(crlfPtr == NULL) {
wolfSSL 18:d89df40b4cf3 463 if( trfLen < CHUNK_SIZE - 1 ) {
wolfSSL 18:d89df40b4cf3 464 size_t newTrfLen;
wolfSSL 18:d89df40b4cf3 465 ret = recv(buf + trfLen, 1, CHUNK_SIZE - trfLen - 1, &newTrfLen);
wolfSSL 18:d89df40b4cf3 466 trfLen += newTrfLen;
wolfSSL 18:d89df40b4cf3 467 buf[trfLen] = '\0';
wolfSSL 18:d89df40b4cf3 468 DBG("Read %d chars; In buf: [%s]", newTrfLen, buf);
wolfSSL 18:d89df40b4cf3 469 CHECK_CONN_ERR(ret);
wolfSSL 18:d89df40b4cf3 470 continue;
wolfSSL 30:a9ecee69c6b5 471 } else { // Too large header. Skip to the next.
wolfSSL 30:a9ecee69c6b5 472 WARN("Header too large [%20s]. Skip to the next.\n", buf) ;
wolfSSL 30:a9ecee69c6b5 473 while(true) {
wolfSSL 30:a9ecee69c6b5 474 ret = recv(buf, 1, CHUNK_SIZE-1, &trfLen);
wolfSSL 30:a9ecee69c6b5 475 buf[trfLen] = '\0' ;
wolfSSL 30:a9ecee69c6b5 476 crlfPtr = strstr(buf, "\r\n");
wolfSSL 30:a9ecee69c6b5 477 if(crlfPtr != NULL) {
wolfSSL 30:a9ecee69c6b5 478 crlfPos = crlfPtr - buf;
wolfSSL 30:a9ecee69c6b5 479 memmove(buf, &buf[crlfPos+2], trfLen - (crlfPos + 2) + 1); //Be sure to move NULL-terminating char as well
wolfSSL 30:a9ecee69c6b5 480 trfLen -= (crlfPos + 2);
wolfSSL 30:a9ecee69c6b5 481 DBG("Got next header(%d)[%s]", trfLen, buf) ;
wolfSSL 30:a9ecee69c6b5 482 break ;
wolfSSL 30:a9ecee69c6b5 483 } else {
wolfSSL 30:a9ecee69c6b5 484 DBG("Skipped[%s]\n", buf) ;
wolfSSL 30:a9ecee69c6b5 485 continue ;
wolfSSL 30:a9ecee69c6b5 486 }
wolfSSL 30:a9ecee69c6b5 487 }
wolfSSL 30:a9ecee69c6b5 488 continue ; // to fill out rest of buff
donatien 14:2744e0c0e527 489 }
wolfSSL 18:d89df40b4cf3 490 }
wolfSSL 18:d89df40b4cf3 491
wolfSSL 18:d89df40b4cf3 492 crlfPos = crlfPtr - buf;
wolfSSL 30:a9ecee69c6b5 493 DBG("crlfPos=%d", crlfPos) ;
wolfSSL 18:d89df40b4cf3 494 if(crlfPos == 0) { //End of headers
wolfSSL 18:d89df40b4cf3 495 DBG("Headers read");
wolfSSL 18:d89df40b4cf3 496 memmove(buf, &buf[2], trfLen - 2 + 1); //Be sure to move NULL-terminating char as well
wolfSSL 18:d89df40b4cf3 497 trfLen -= 2;
wolfSSL 18:d89df40b4cf3 498 break;
donatien 0:2ccb9960a044 499 }
wolfSSL 18:d89df40b4cf3 500
wolfSSL 18:d89df40b4cf3 501 buf[crlfPos] = '\0';
wolfSSL 18:d89df40b4cf3 502
wolfSSL 18:d89df40b4cf3 503 char key[32];
wolfSSL 18:d89df40b4cf3 504 char value[32];
wolfSSL 18:d89df40b4cf3 505
wolfSSL 18:d89df40b4cf3 506 key[31] = '\0';
wolfSSL 18:d89df40b4cf3 507 value[31] = '\0';
wolfSSL 18:d89df40b4cf3 508
wolfSSL 18:d89df40b4cf3 509 int n = sscanf(buf, "%31[^:]: %31[^\r\n]", key, value);
wolfSSL 30:a9ecee69c6b5 510 DBG("Read header(%d) : %s: %s\n", n, key, value);
wolfSSL 18:d89df40b4cf3 511 if ( n == 2 ) {
wolfSSL 30:a9ecee69c6b5 512 //DBG("Read header : %s: %s\n", key, value);
wolfSSL 30:a9ecee69c6b5 513 char *k, *v ;
wolfSSL 30:a9ecee69c6b5 514 for(k=key ; *k != '\0'; k++)*k = toupper(*k) ;
wolfSSL 30:a9ecee69c6b5 515 for(v=value ; *v != '\0'; v++)*v = toupper(*v) ;
wolfSSL 30:a9ecee69c6b5 516 if( !strcmp(key, "CONTENT-LENGTH") ) {
wolfSSL 18:d89df40b4cf3 517 sscanf(value, "%d", &recvContentLength);
wolfSSL 18:d89df40b4cf3 518 pDataIn->setDataLen(recvContentLength);
wolfSSL 30:a9ecee69c6b5 519 } else if( !strcmp(key, "TRANSFER-ENCODING") ) {
wolfSSL 30:a9ecee69c6b5 520 if( !strcmp(value, "CHUNKED") ) {
wolfSSL 18:d89df40b4cf3 521 recvChunked = true;
wolfSSL 18:d89df40b4cf3 522 pDataIn->setIsChunked(true);
wolfSSL 18:d89df40b4cf3 523 }
wolfSSL 30:a9ecee69c6b5 524 } else if( !strcmp(key, "CONTENT-TYPE") ) {
wolfSSL 18:d89df40b4cf3 525 pDataIn->setDataType(value);
wolfSSL 30:a9ecee69c6b5 526 } else if( !strcmp(key, "LOCATION") && redirect_url) {
wolfSSL 27:5d4739eae63e 527 sscanf(buf, "%31[^:]: %128[^\r\n]", key, redirect_url);
wolfSSL 27:5d4739eae63e 528 DBG("Redirect %s: %s", key, redirect_url) ;
wolfSSL 27:5d4739eae63e 529 redirect = 1 ;
wolfSSL 18:d89df40b4cf3 530 }
wolfSSL 18:d89df40b4cf3 531 memmove(buf, &buf[crlfPos+2], trfLen - (crlfPos + 2) + 1); //Be sure to move NULL-terminating char as well
wolfSSL 18:d89df40b4cf3 532 trfLen -= (crlfPos + 2);
wolfSSL 30:a9ecee69c6b5 533 DBG("next header(trfLen:%d)[%s]", trfLen, buf) ;
wolfSSL 18:d89df40b4cf3 534 } else {
wolfSSL 18:d89df40b4cf3 535 ERR("Could not parse header");
donatien 14:2744e0c0e527 536 PRTCL_ERR();
donatien 0:2ccb9960a044 537 }
donatien 0:2ccb9960a044 538
donatien 0:2ccb9960a044 539 }
donatien 0:2ccb9960a044 540
wolfSSL 18:d89df40b4cf3 541 //Receive data
wolfSSL 18:d89df40b4cf3 542 DBG("Receiving data");
wolfSSL 18:d89df40b4cf3 543
wolfSSL 18:d89df40b4cf3 544 while(true) {
wolfSSL 18:d89df40b4cf3 545 size_t readLen = 0;
donatien 0:2ccb9960a044 546
wolfSSL 18:d89df40b4cf3 547 if( recvChunked ) {
wolfSSL 18:d89df40b4cf3 548 //Read chunk header
wolfSSL 18:d89df40b4cf3 549 bool foundCrlf;
wolfSSL 18:d89df40b4cf3 550 do {
wolfSSL 18:d89df40b4cf3 551 foundCrlf = false;
wolfSSL 18:d89df40b4cf3 552 crlfPos=0;
wolfSSL 18:d89df40b4cf3 553 buf[trfLen]=0;
wolfSSL 18:d89df40b4cf3 554 if(trfLen >= 2) {
wolfSSL 18:d89df40b4cf3 555 for(; crlfPos < trfLen - 2; crlfPos++) {
wolfSSL 18:d89df40b4cf3 556 if( buf[crlfPos] == '\r' && buf[crlfPos + 1] == '\n' ) {
wolfSSL 18:d89df40b4cf3 557 foundCrlf = true;
wolfSSL 18:d89df40b4cf3 558 break;
wolfSSL 18:d89df40b4cf3 559 }
wolfSSL 18:d89df40b4cf3 560 }
wolfSSL 18:d89df40b4cf3 561 }
wolfSSL 18:d89df40b4cf3 562 if(!foundCrlf) { //Try to read more
wolfSSL 18:d89df40b4cf3 563 if( trfLen < CHUNK_SIZE ) {
wolfSSL 18:d89df40b4cf3 564 size_t newTrfLen;
wolfSSL 18:d89df40b4cf3 565 ret = recv(buf + trfLen, 0, CHUNK_SIZE - trfLen - 1, &newTrfLen);
wolfSSL 18:d89df40b4cf3 566 trfLen += newTrfLen;
wolfSSL 18:d89df40b4cf3 567 CHECK_CONN_ERR(ret);
wolfSSL 18:d89df40b4cf3 568 continue;
wolfSSL 18:d89df40b4cf3 569 } else {
wolfSSL 18:d89df40b4cf3 570 PRTCL_ERR();
wolfSSL 18:d89df40b4cf3 571 }
wolfSSL 18:d89df40b4cf3 572 }
wolfSSL 18:d89df40b4cf3 573 } while(!foundCrlf);
wolfSSL 18:d89df40b4cf3 574 buf[crlfPos] = '\0';
wolfSSL 18:d89df40b4cf3 575 int n = sscanf(buf, "%x", &readLen);
wolfSSL 18:d89df40b4cf3 576 if(n!=1) {
wolfSSL 18:d89df40b4cf3 577 ERR("Could not read chunk length");
wolfSSL 18:d89df40b4cf3 578 PRTCL_ERR();
wolfSSL 18:d89df40b4cf3 579 }
wolfSSL 18:d89df40b4cf3 580
wolfSSL 18:d89df40b4cf3 581 memmove(buf, &buf[crlfPos+2], trfLen - (crlfPos + 2)); //Not need to move NULL-terminating char any more
wolfSSL 18:d89df40b4cf3 582 trfLen -= (crlfPos + 2);
donatien 0:2ccb9960a044 583
wolfSSL 18:d89df40b4cf3 584 if( readLen == 0 ) {
wolfSSL 18:d89df40b4cf3 585 //Last chunk
wolfSSL 18:d89df40b4cf3 586 break;
wolfSSL 18:d89df40b4cf3 587 }
wolfSSL 18:d89df40b4cf3 588 } else {
wolfSSL 18:d89df40b4cf3 589 readLen = recvContentLength;
wolfSSL 18:d89df40b4cf3 590 }
wolfSSL 18:d89df40b4cf3 591
wolfSSL 18:d89df40b4cf3 592 DBG("Retrieving %d bytes", readLen);
wolfSSL 18:d89df40b4cf3 593
wolfSSL 18:d89df40b4cf3 594 do {
wolfSSL 18:d89df40b4cf3 595 pDataIn->write(buf, MIN(trfLen, readLen));
wolfSSL 18:d89df40b4cf3 596 if( trfLen > readLen ) {
wolfSSL 18:d89df40b4cf3 597 memmove(buf, &buf[readLen], trfLen - readLen);
wolfSSL 18:d89df40b4cf3 598 trfLen -= readLen;
wolfSSL 18:d89df40b4cf3 599 readLen = 0;
wolfSSL 18:d89df40b4cf3 600 } else {
wolfSSL 18:d89df40b4cf3 601 readLen -= trfLen;
wolfSSL 18:d89df40b4cf3 602 }
donatien 0:2ccb9960a044 603
wolfSSL 18:d89df40b4cf3 604 if(readLen) {
wolfSSL 18:d89df40b4cf3 605 ret = recv(buf, 1, CHUNK_SIZE - trfLen - 1, &trfLen);
wolfSSL 18:d89df40b4cf3 606 CHECK_CONN_ERR(ret);
wolfSSL 18:d89df40b4cf3 607 }
wolfSSL 18:d89df40b4cf3 608 } while(readLen);
wolfSSL 18:d89df40b4cf3 609
wolfSSL 18:d89df40b4cf3 610 if( recvChunked ) {
wolfSSL 18:d89df40b4cf3 611 if(trfLen < 2) {
wolfSSL 18:d89df40b4cf3 612 size_t newTrfLen;
wolfSSL 18:d89df40b4cf3 613 //Read missing chars to find end of chunk
wolfSSL 18:d89df40b4cf3 614 ret = recv(buf + trfLen, 2 - trfLen, CHUNK_SIZE - trfLen - 1, &newTrfLen);
wolfSSL 18:d89df40b4cf3 615 CHECK_CONN_ERR(ret);
wolfSSL 18:d89df40b4cf3 616 trfLen += newTrfLen;
wolfSSL 18:d89df40b4cf3 617 }
wolfSSL 18:d89df40b4cf3 618 if( (buf[0] != '\r') || (buf[1] != '\n') ) {
wolfSSL 18:d89df40b4cf3 619 ERR("Format error");
wolfSSL 18:d89df40b4cf3 620 PRTCL_ERR();
wolfSSL 18:d89df40b4cf3 621 }
wolfSSL 18:d89df40b4cf3 622 memmove(buf, &buf[2], trfLen - 2);
wolfSSL 18:d89df40b4cf3 623 trfLen -= 2;
wolfSSL 18:d89df40b4cf3 624 } else {
wolfSSL 18:d89df40b4cf3 625 break;
wolfSSL 18:d89df40b4cf3 626 }
wolfSSL 18:d89df40b4cf3 627
donatien 0:2ccb9960a044 628 }
wolfSSL 20:bec882d85856 629 cyassl_free() ;
wolfSSL 18:d89df40b4cf3 630 m_sock.close();
wolfSSL 18:d89df40b4cf3 631 DBG("Completed HTTP transaction");
wolfSSL 27:5d4739eae63e 632 if(redirect)return HTTP_REDIRECT ;
wolfSSL 27:5d4739eae63e 633 else return HTTP_OK;
donatien 0:2ccb9960a044 634 }
donatien 0:2ccb9960a044 635
wolfSSL 19:1e2f05809eb1 636 HTTPResult HTTPClient::recv(char* buf, size_t minLen, size_t maxLen, size_t* pReadLen) //0 on success, err code on failure
donatien 0:2ccb9960a044 637 {
wolfSSL 18:d89df40b4cf3 638 DBG("Trying to read between %d and %d bytes", minLen, maxLen);
wolfSSL 18:d89df40b4cf3 639 size_t readLen = 0;
wolfSSL 28:25b5d3720bd1 640 maxLen = maxLen == 0 ? 1 : maxLen ;
wolfSSL 18:d89df40b4cf3 641 if(!m_sock.is_connected()) {
wolfSSL 18:d89df40b4cf3 642 WARN("Connection was closed by server");
wolfSSL 18:d89df40b4cf3 643 return HTTP_CLOSED; //Connection was closed by server
wolfSSL 18:d89df40b4cf3 644 }
wolfSSL 18:d89df40b4cf3 645
wolfSSL 18:d89df40b4cf3 646 int ret;
wolfSSL 18:d89df40b4cf3 647
wolfSSL 18:d89df40b4cf3 648 if(port == HTTPS_PORT) {
wolfSSL 18:d89df40b4cf3 649 DBG("Enter CyaSSL_read") ;
wolfSSL 18:d89df40b4cf3 650
wolfSSL 18:d89df40b4cf3 651 m_sock.set_blocking(false, m_timeout);
wolfSSL 18:d89df40b4cf3 652 readLen = CyaSSL_read(ssl, buf, maxLen);
wolfSSL 18:d89df40b4cf3 653 if (readLen > 0) {
wolfSSL 18:d89df40b4cf3 654 buf[readLen] = 0;
wolfSSL 18:d89df40b4cf3 655 DBG("CyaSSL_read:%s\n", buf);
wolfSSL 18:d89df40b4cf3 656 } else {
wolfSSL 18:d89df40b4cf3 657 ERR("CyaSSL_read, ret = %d", readLen) ;
wolfSSL 18:d89df40b4cf3 658 return HTTP_ERROR ;
wolfSSL 18:d89df40b4cf3 659 }
wolfSSL 18:d89df40b4cf3 660 DBG("Read %d bytes", readLen);
wolfSSL 18:d89df40b4cf3 661 *pReadLen = readLen;
wolfSSL 18:d89df40b4cf3 662 return HTTP_OK;
wolfSSL 18:d89df40b4cf3 663 }
wolfSSL 18:d89df40b4cf3 664
wolfSSL 18:d89df40b4cf3 665 while(readLen < maxLen) {
wolfSSL 18:d89df40b4cf3 666 if(readLen < minLen) {
wolfSSL 18:d89df40b4cf3 667 DBG("Trying to read at most %d bytes [Blocking]", minLen - readLen);
wolfSSL 18:d89df40b4cf3 668 m_sock.set_blocking(false, m_timeout);
wolfSSL 18:d89df40b4cf3 669 ret = m_sock.receive_all(buf + readLen, minLen - readLen);
wolfSSL 18:d89df40b4cf3 670 } else {
wolfSSL 18:d89df40b4cf3 671 DBG("Trying to read at most %d bytes [Not blocking]", maxLen - readLen);
wolfSSL 18:d89df40b4cf3 672 m_sock.set_blocking(false, 0);
wolfSSL 18:d89df40b4cf3 673 ret = m_sock.receive(buf + readLen, maxLen - readLen);
wolfSSL 18:d89df40b4cf3 674 }
wolfSSL 18:d89df40b4cf3 675
wolfSSL 18:d89df40b4cf3 676 if( ret > 0) {
wolfSSL 18:d89df40b4cf3 677 readLen += ret;
wolfSSL 18:d89df40b4cf3 678 } else if( ret == 0 ) {
wolfSSL 18:d89df40b4cf3 679 break;
wolfSSL 18:d89df40b4cf3 680 } else {
wolfSSL 18:d89df40b4cf3 681 if(!m_sock.is_connected()) {
wolfSSL 18:d89df40b4cf3 682 ERR("Connection error (recv returned %d)", ret);
wolfSSL 18:d89df40b4cf3 683 *pReadLen = readLen;
wolfSSL 18:d89df40b4cf3 684 return HTTP_CONN;
wolfSSL 18:d89df40b4cf3 685 } else {
wolfSSL 18:d89df40b4cf3 686 break;
wolfSSL 18:d89df40b4cf3 687 }
wolfSSL 18:d89df40b4cf3 688 }
wolfSSL 18:d89df40b4cf3 689
wolfSSL 18:d89df40b4cf3 690 if(!m_sock.is_connected()) {
wolfSSL 18:d89df40b4cf3 691 break;
wolfSSL 18:d89df40b4cf3 692 }
wolfSSL 17:c73d8e61d391 693 }
wolfSSL 17:c73d8e61d391 694 DBG("Read %d bytes", readLen);
wolfSSL 17:c73d8e61d391 695 *pReadLen = readLen;
wolfSSL 17:c73d8e61d391 696 return HTTP_OK;
donatien 7:4e39864f7b15 697 }
donatien 7:4e39864f7b15 698
wolfSSL 19:1e2f05809eb1 699 HTTPResult HTTPClient::send(char* buf, size_t len) //0 on success, err code on failure
donatien 7:4e39864f7b15 700 {
wolfSSL 18:d89df40b4cf3 701 HTTPResult ret ;
wolfSSL 18:d89df40b4cf3 702 int cp_len ;
wolfSSL 18:d89df40b4cf3 703
wolfSSL 18:d89df40b4cf3 704 if(len == 0) {
wolfSSL 18:d89df40b4cf3 705 len = strlen(buf);
wolfSSL 17:c73d8e61d391 706 }
wolfSSL 17:c73d8e61d391 707
wolfSSL 18:d89df40b4cf3 708 do {
wolfSSL 22:4b9a4151cc73 709
wolfSSL 18:d89df40b4cf3 710 if((SEND_BUF_SIZE - (send_buf_p - send_buf)) >= len) {
wolfSSL 18:d89df40b4cf3 711 cp_len = len ;
wolfSSL 18:d89df40b4cf3 712 } else {
wolfSSL 22:4b9a4151cc73 713 cp_len = SEND_BUF_SIZE - (send_buf_p - send_buf) ;
wolfSSL 18:d89df40b4cf3 714 }
wolfSSL 22:4b9a4151cc73 715 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 716 memcpy(send_buf_p, buf, cp_len) ;
wolfSSL 18:d89df40b4cf3 717 send_buf_p += cp_len ;
wolfSSL 18:d89df40b4cf3 718 len -= cp_len ;
wolfSSL 18:d89df40b4cf3 719
wolfSSL 18:d89df40b4cf3 720 if(send_buf_p == send_buf + SEND_BUF_SIZE) {
wolfSSL 30:a9ecee69c6b5 721 if(port == HTTPS_PORT) {
wolfSSL 22:4b9a4151cc73 722 ERR("HTTPClient::send buffer overflow");
wolfSSL 22:4b9a4151cc73 723 return HTTP_ERROR ;
wolfSSL 22:4b9a4151cc73 724 }
wolfSSL 18:d89df40b4cf3 725 ret = flush() ;
wolfSSL 18:d89df40b4cf3 726 if(ret)return(ret) ;
wolfSSL 18:d89df40b4cf3 727 }
wolfSSL 18:d89df40b4cf3 728 } while(len) ;
wolfSSL 18:d89df40b4cf3 729 return HTTP_OK ;
wolfSSL 17:c73d8e61d391 730 }
wolfSSL 17:c73d8e61d391 731
wolfSSL 19:1e2f05809eb1 732 HTTPResult HTTPClient::flush() //0 on success, err code on failure
wolfSSL 17:c73d8e61d391 733 {
wolfSSL 18:d89df40b4cf3 734 int len ;
wolfSSL 18:d89df40b4cf3 735 char * buf ;
wolfSSL 18:d89df40b4cf3 736
wolfSSL 18:d89df40b4cf3 737 buf = send_buf ;
wolfSSL 18:d89df40b4cf3 738 len = send_buf_p - send_buf ;
wolfSSL 18:d89df40b4cf3 739 send_buf_p = send_buf ; // reset send buffer
wolfSSL 18:d89df40b4cf3 740
wolfSSL 18:d89df40b4cf3 741 DBG("Trying to write %d bytes:%s\n", len, buf);
wolfSSL 18:d89df40b4cf3 742 size_t writtenLen = 0;
wolfSSL 18:d89df40b4cf3 743
wolfSSL 18:d89df40b4cf3 744 if(!m_sock.is_connected()) {
wolfSSL 18:d89df40b4cf3 745 WARN("Connection was closed by server");
wolfSSL 18:d89df40b4cf3 746 return HTTP_CLOSED; //Connection was closed by server
wolfSSL 17:c73d8e61d391 747 }
wolfSSL 18:d89df40b4cf3 748
wolfSSL 18:d89df40b4cf3 749 if(port == HTTPS_PORT) {
wolfSSL 18:d89df40b4cf3 750 DBG("Enter CyaSSL_write") ;
wolfSSL 18:d89df40b4cf3 751 if (CyaSSL_write(ssl, buf, len) != len) {
wolfSSL 18:d89df40b4cf3 752 ERR("SSL_write failed");
wolfSSL 18:d89df40b4cf3 753 return HTTP_ERROR ;
wolfSSL 18:d89df40b4cf3 754 }
wolfSSL 18:d89df40b4cf3 755 DBG("Written %d bytes", writtenLen);
wolfSSL 18:d89df40b4cf3 756 return HTTP_OK;
wolfSSL 18:d89df40b4cf3 757 }
wolfSSL 18:d89df40b4cf3 758 m_sock.set_blocking(false, m_timeout);
wolfSSL 18:d89df40b4cf3 759 int ret = m_sock.send_all(buf, len);
wolfSSL 18:d89df40b4cf3 760 if(ret > 0) {
wolfSSL 18:d89df40b4cf3 761 writtenLen += ret;
wolfSSL 18:d89df40b4cf3 762 } else if( ret == 0 ) {
wolfSSL 18:d89df40b4cf3 763 WARN("Connection was closed by server");
wolfSSL 18:d89df40b4cf3 764 return HTTP_CLOSED; //Connection was closed by server
wolfSSL 18:d89df40b4cf3 765 } else {
wolfSSL 18:d89df40b4cf3 766 ERR("Connection error (send returned %d)", ret);
wolfSSL 18:d89df40b4cf3 767 return HTTP_CONN;
wolfSSL 18:d89df40b4cf3 768 }
wolfSSL 18:d89df40b4cf3 769
wolfSSL 17:c73d8e61d391 770 DBG("Written %d bytes", writtenLen);
wolfSSL 17:c73d8e61d391 771 return HTTP_OK;
donatien 0:2ccb9960a044 772 }
donatien 0:2ccb9960a044 773
wolfSSL 19:1e2f05809eb1 774 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 775 {
wolfSSL 18:d89df40b4cf3 776 char* schemePtr = (char*) url;
wolfSSL 18:d89df40b4cf3 777 char* hostPtr = (char*) strstr(url, "://");
wolfSSL 18:d89df40b4cf3 778 if(hostPtr == NULL) {
wolfSSL 18:d89df40b4cf3 779 WARN("Could not find host");
wolfSSL 18:d89df40b4cf3 780 return HTTP_PARSE; //URL is invalid
wolfSSL 18:d89df40b4cf3 781 }
wolfSSL 18:d89df40b4cf3 782
wolfSSL 18:d89df40b4cf3 783 if( maxSchemeLen < hostPtr - schemePtr + 1 ) { //including NULL-terminating char
wolfSSL 18:d89df40b4cf3 784 WARN("Scheme str is too small (%d >= %d)", maxSchemeLen, hostPtr - schemePtr + 1);
wolfSSL 18:d89df40b4cf3 785 return HTTP_PARSE;
wolfSSL 18:d89df40b4cf3 786 }
wolfSSL 18:d89df40b4cf3 787 memcpy(scheme, schemePtr, hostPtr - schemePtr);
wolfSSL 18:d89df40b4cf3 788 scheme[hostPtr - schemePtr] = '\0';
donatien 0:2ccb9960a044 789
wolfSSL 18:d89df40b4cf3 790 hostPtr+=3;
donatien 0:2ccb9960a044 791
wolfSSL 18:d89df40b4cf3 792 size_t hostLen = 0;
donatien 0:2ccb9960a044 793
wolfSSL 18:d89df40b4cf3 794 char* portPtr = strchr(hostPtr, ':');
wolfSSL 18:d89df40b4cf3 795 if( portPtr != NULL ) {
wolfSSL 18:d89df40b4cf3 796 hostLen = portPtr - hostPtr;
wolfSSL 18:d89df40b4cf3 797 portPtr++;
wolfSSL 18:d89df40b4cf3 798 if( sscanf(portPtr, "%hu", port) != 1) {
wolfSSL 18:d89df40b4cf3 799 WARN("Could not find port");
wolfSSL 18:d89df40b4cf3 800 return HTTP_PARSE;
wolfSSL 18:d89df40b4cf3 801 }
wolfSSL 18:d89df40b4cf3 802 } else {
wolfSSL 18:d89df40b4cf3 803 *port=0;
donatien 0:2ccb9960a044 804 }
wolfSSL 18:d89df40b4cf3 805 char* pathPtr = strchr(hostPtr, '/');
wolfSSL 18:d89df40b4cf3 806 if( hostLen == 0 ) {
wolfSSL 18:d89df40b4cf3 807 hostLen = pathPtr - hostPtr;
wolfSSL 18:d89df40b4cf3 808 }
donatien 0:2ccb9960a044 809
wolfSSL 18:d89df40b4cf3 810 if( maxHostLen < hostLen + 1 ) { //including NULL-terminating char
wolfSSL 18:d89df40b4cf3 811 WARN("Host str is too small (%d >= %d)", maxHostLen, hostLen + 1);
wolfSSL 18:d89df40b4cf3 812 return HTTP_PARSE;
wolfSSL 18:d89df40b4cf3 813 }
wolfSSL 18:d89df40b4cf3 814 memcpy(host, hostPtr, hostLen);
wolfSSL 18:d89df40b4cf3 815 host[hostLen] = '\0';
donatien 0:2ccb9960a044 816
wolfSSL 18:d89df40b4cf3 817 size_t pathLen;
wolfSSL 18:d89df40b4cf3 818 char* fragmentPtr = strchr(hostPtr, '#');
wolfSSL 18:d89df40b4cf3 819 if(fragmentPtr != NULL) {
wolfSSL 18:d89df40b4cf3 820 pathLen = fragmentPtr - pathPtr;
wolfSSL 18:d89df40b4cf3 821 } else {
wolfSSL 18:d89df40b4cf3 822 pathLen = strlen(pathPtr);
wolfSSL 18:d89df40b4cf3 823 }
donatien 0:2ccb9960a044 824
wolfSSL 18:d89df40b4cf3 825 if( maxPathLen < pathLen + 1 ) { //including NULL-terminating char
wolfSSL 18:d89df40b4cf3 826 WARN("Path str is too small (%d >= %d)", maxPathLen, pathLen + 1);
wolfSSL 18:d89df40b4cf3 827 return HTTP_PARSE;
wolfSSL 18:d89df40b4cf3 828 }
wolfSSL 18:d89df40b4cf3 829 memcpy(path, pathPtr, pathLen);
wolfSSL 18:d89df40b4cf3 830 path[pathLen] = '\0';
donatien 0:2ccb9960a044 831
wolfSSL 18:d89df40b4cf3 832 return HTTP_OK;
donatien 0:2ccb9960a044 833 }
wolfSSL 22:4b9a4151cc73 834
wolfSSL 22:4b9a4151cc73 835 HTTPResult HTTPClient::bAuth(void)
wolfSSL 22:4b9a4151cc73 836 {
wolfSSL 22:4b9a4151cc73 837 HTTPResult ret ;
wolfSSL 22:4b9a4151cc73 838 char b_auth[(int)((AUTHB_SIZE+3)*4/3+1)] ;
wolfSSL 22:4b9a4151cc73 839 char base64buff[AUTHB_SIZE+3] ;
wolfSSL 30:a9ecee69c6b5 840
wolfSSL 22:4b9a4151cc73 841 ret = send("Authorization: Basic ") ;
wolfSSL 22:4b9a4151cc73 842 CHECK_CONN_ERR(ret);
wolfSSL 22:4b9a4151cc73 843 sprintf(base64buff, "%s:%s", m_basicAuthUser, m_basicAuthPassword) ;
wolfSSL 27:5d4739eae63e 844 DBG("bAuth: %s", base64buff) ;
wolfSSL 22:4b9a4151cc73 845 base64enc(b_auth, base64buff) ;
wolfSSL 22:4b9a4151cc73 846 b_auth[strlen(b_auth)+1] = '\0' ;
wolfSSL 22:4b9a4151cc73 847 b_auth[strlen(b_auth)] = '\n' ;
wolfSSL 22:4b9a4151cc73 848 DBG("b_auth:%s", b_auth) ;
wolfSSL 22:4b9a4151cc73 849 ret = send(b_auth) ;
wolfSSL 30:a9ecee69c6b5 850 CHECK_CONN_ERR(ret);
wolfSSL 22:4b9a4151cc73 851 return HTTP_OK ;
wolfSSL 22:4b9a4151cc73 852 }