1 /***************************************************************************
3 * Project ___| | | | _ \| |
5 * | (__| |_| | _ <| |___
6 * \___|\___/|_| \_\_____|
8 * Copyright (C) 1998 - 2014, Daniel Stenberg, <daniel@haxx.se>, et al.
10 * This software is licensed as described in the file COPYING, which
11 * you should have received as part of this distribution. The terms
12 * are also available at http://curl.haxx.se/docs/copyright.html.
14 * You may opt to use, copy, modify, merge, publish, distribute and/or sell
15 * copies of the Software, and permit persons to whom the Software is
16 * furnished to do so, under the terms of the COPYING file.
18 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
19 * KIND, either express or implied.
21 ***************************************************************************/
23 #include "curl_setup.h"
25 #include <curl/curl.h>
30 #include "curl_memory.h"
31 #include "vtls/vtls.h"
32 #include "connect.h" /* Curl_getconnectinfo() */
35 /* Make this the last #include */
39 * This is supposed to be called in the beginning of a perform() session
40 * and should reset all session-info variables
42 CURLcode Curl_initinfo(struct SessionHandle *data)
44 struct Progress *pro = &data->progress;
45 struct PureInfo *info =&data->info;
49 pro->t_appconnect = 0;
50 pro->t_pretransfer = 0;
51 pro->t_starttransfer = 0;
56 info->httpversion = 0;
57 info->filetime = -1; /* -1 is an illegal time and thus means unknown */
58 info->timecond = FALSE;
61 free(info->contenttype);
62 info->contenttype = NULL;
64 info->header_size = 0;
65 info->request_size = 0;
66 info->numconnects = 0;
68 info->conn_primary_ip[0] = '\0';
69 info->conn_local_ip[0] = '\0';
70 info->conn_primary_port = 0;
71 info->conn_local_port = 0;
76 static CURLcode getinfo_char(struct SessionHandle *data, CURLINFO info,
80 case CURLINFO_EFFECTIVE_URL:
81 *param_charp = data->change.url?data->change.url:(char *)"";
83 case CURLINFO_CONTENT_TYPE:
84 *param_charp = data->info.contenttype;
86 case CURLINFO_PRIVATE:
87 *param_charp = (char *) data->set.private_data;
89 case CURLINFO_FTP_ENTRY_PATH:
90 /* Return the entrypath string from the most recent connection.
91 This pointer was copied from the connectdata structure by FTP.
92 The actual string may be free()ed by subsequent libcurl calls so
93 it must be copied to a safer area before the next libcurl call.
94 Callers must never free it themselves. */
95 *param_charp = data->state.most_recent_ftp_entrypath;
97 case CURLINFO_REDIRECT_URL:
98 /* Return the URL this request would have been redirected to if that
99 option had been enabled! */
100 *param_charp = data->info.wouldredirect;
102 case CURLINFO_PRIMARY_IP:
103 /* Return the ip address of the most recent (primary) connection */
104 *param_charp = data->info.conn_primary_ip;
106 case CURLINFO_LOCAL_IP:
107 /* Return the source/local ip address of the most recent (primary)
109 *param_charp = data->info.conn_local_ip;
111 case CURLINFO_RTSP_SESSION_ID:
112 *param_charp = data->set.str[STRING_RTSP_SESSION_ID];
116 return CURLE_BAD_FUNCTION_ARGUMENT;
121 static CURLcode getinfo_long(struct SessionHandle *data, CURLINFO info,
124 curl_socket_t sockfd;
127 unsigned long *to_ulong;
132 case CURLINFO_RESPONSE_CODE:
133 *param_longp = data->info.httpcode;
135 case CURLINFO_HTTP_CONNECTCODE:
136 *param_longp = data->info.httpproxycode;
138 case CURLINFO_FILETIME:
139 *param_longp = data->info.filetime;
141 case CURLINFO_HEADER_SIZE:
142 *param_longp = data->info.header_size;
144 case CURLINFO_REQUEST_SIZE:
145 *param_longp = data->info.request_size;
147 case CURLINFO_SSL_VERIFYRESULT:
148 *param_longp = data->set.ssl.certverifyresult;
150 case CURLINFO_REDIRECT_COUNT:
151 *param_longp = data->set.followlocation;
153 case CURLINFO_HTTPAUTH_AVAIL:
154 lptr.to_long = param_longp;
155 *lptr.to_ulong = data->info.httpauthavail;
157 case CURLINFO_PROXYAUTH_AVAIL:
158 lptr.to_long = param_longp;
159 *lptr.to_ulong = data->info.proxyauthavail;
161 case CURLINFO_OS_ERRNO:
162 *param_longp = data->state.os_errno;
164 case CURLINFO_NUM_CONNECTS:
165 *param_longp = data->info.numconnects;
167 case CURLINFO_LASTSOCKET:
168 sockfd = Curl_getconnectinfo(data, NULL);
170 /* note: this is not a good conversion for systems with 64 bit sockets and
172 if(sockfd != CURL_SOCKET_BAD)
173 *param_longp = (long)sockfd;
175 /* this interface is documented to return -1 in case of badness, which
176 may not be the same as the CURL_SOCKET_BAD value */
179 case CURLINFO_PRIMARY_PORT:
180 /* Return the (remote) port of the most recent (primary) connection */
181 *param_longp = data->info.conn_primary_port;
183 case CURLINFO_LOCAL_PORT:
184 /* Return the local port of the most recent (primary) connection */
185 *param_longp = data->info.conn_local_port;
187 case CURLINFO_CONDITION_UNMET:
188 /* return if the condition prevented the document to get transferred */
189 *param_longp = data->info.timecond ? 1L : 0L;
191 case CURLINFO_RTSP_CLIENT_CSEQ:
192 *param_longp = data->state.rtsp_next_client_CSeq;
194 case CURLINFO_RTSP_SERVER_CSEQ:
195 *param_longp = data->state.rtsp_next_server_CSeq;
197 case CURLINFO_RTSP_CSEQ_RECV:
198 *param_longp = data->state.rtsp_CSeq_recv;
202 return CURLE_BAD_FUNCTION_ARGUMENT;
207 static CURLcode getinfo_double(struct SessionHandle *data, CURLINFO info,
208 double *param_doublep)
211 case CURLINFO_TOTAL_TIME:
212 *param_doublep = data->progress.timespent;
214 case CURLINFO_NAMELOOKUP_TIME:
215 *param_doublep = data->progress.t_nslookup;
217 case CURLINFO_CONNECT_TIME:
218 *param_doublep = data->progress.t_connect;
220 case CURLINFO_APPCONNECT_TIME:
221 *param_doublep = data->progress.t_appconnect;
223 case CURLINFO_PRETRANSFER_TIME:
224 *param_doublep = data->progress.t_pretransfer;
226 case CURLINFO_STARTTRANSFER_TIME:
227 *param_doublep = data->progress.t_starttransfer;
229 case CURLINFO_SIZE_UPLOAD:
230 *param_doublep = (double)data->progress.uploaded;
232 case CURLINFO_SIZE_DOWNLOAD:
233 *param_doublep = (double)data->progress.downloaded;
235 case CURLINFO_SPEED_DOWNLOAD:
236 *param_doublep = (double)data->progress.dlspeed;
238 case CURLINFO_SPEED_UPLOAD:
239 *param_doublep = (double)data->progress.ulspeed;
241 case CURLINFO_CONTENT_LENGTH_DOWNLOAD:
242 *param_doublep = (data->progress.flags & PGRS_DL_SIZE_KNOWN)?
243 (double)data->progress.size_dl:-1;
245 case CURLINFO_CONTENT_LENGTH_UPLOAD:
246 *param_doublep = (data->progress.flags & PGRS_UL_SIZE_KNOWN)?
247 (double)data->progress.size_ul:-1;
249 case CURLINFO_REDIRECT_TIME:
250 *param_doublep = data->progress.t_redirect;
254 return CURLE_BAD_FUNCTION_ARGUMENT;
259 static CURLcode getinfo_slist(struct SessionHandle *data, CURLINFO info,
260 struct curl_slist **param_slistp)
263 struct curl_certinfo * to_certinfo;
264 struct curl_slist * to_slist;
268 case CURLINFO_SSL_ENGINES:
269 *param_slistp = Curl_ssl_engines_list(data);
271 case CURLINFO_COOKIELIST:
272 *param_slistp = Curl_cookie_list(data);
274 case CURLINFO_CERTINFO:
275 /* Return the a pointer to the certinfo struct. Not really an slist
276 pointer but we can pretend it is here */
277 ptr.to_certinfo = &data->info.certs;
278 *param_slistp = ptr.to_slist;
280 case CURLINFO_TLS_SESSION:
282 struct curl_tlssessioninfo **tsip = (struct curl_tlssessioninfo **)
284 struct curl_tlssessioninfo *tsi = &data->tsi;
285 struct connectdata *conn = data->easy_conn;
286 unsigned int sockindex = 0;
289 tsi->backend = CURLSSLBACKEND_NONE;
290 tsi->internals = NULL;
295 /* Find the active ("in use") SSL connection, if any */
296 while((sockindex < sizeof(conn->ssl) / sizeof(conn->ssl[0])) &&
297 (!conn->ssl[sockindex].use))
300 if(sockindex == sizeof(conn->ssl) / sizeof(conn->ssl[0]))
301 break; /* no SSL session found */
303 /* Return the TLS session information from the relevant backend */
305 tsi->backend = CURLSSLBACKEND_OPENSSL;
306 tsi->internals = conn->ssl[sockindex].ctx;
309 tsi->backend = CURLSSLBACKEND_GNUTLS;
310 tsi->internals = conn->ssl[sockindex].session;
313 tsi->backend = CURLSSLBACKEND_NSS;
314 tsi->internals = conn->ssl[sockindex].handle;
317 tsi->backend = CURLSSLBACKEND_QSOSSL;
318 tsi->internals = conn->ssl[sockindex].handle;
321 tsi->backend = CURLSSLBACKEND_GSKIT;
322 tsi->internals = conn->ssl[sockindex].handle;
324 /* NOTE: For other SSL backends, it is not immediately clear what data
325 to return from 'struct ssl_connect_data'; thus, for now we keep the
326 backend as CURLSSLBACKEND_NONE in those cases, which should be
327 interpreted as "not supported" */
331 return CURLE_BAD_FUNCTION_ARGUMENT;
336 CURLcode Curl_getinfo(struct SessionHandle *data, CURLINFO info, ...)
339 long *param_longp=NULL;
340 double *param_doublep=NULL;
341 char **param_charp=NULL;
342 struct curl_slist **param_slistp=NULL;
344 /* default return code is to error out! */
345 CURLcode ret = CURLE_BAD_FUNCTION_ARGUMENT;
352 type = CURLINFO_TYPEMASK & (int)info;
354 case CURLINFO_STRING:
355 param_charp = va_arg(arg, char **);
356 if(NULL != param_charp)
357 ret = getinfo_char(data, info, param_charp);
360 param_longp = va_arg(arg, long *);
361 if(NULL != param_longp)
362 ret = getinfo_long(data, info, param_longp);
364 case CURLINFO_DOUBLE:
365 param_doublep = va_arg(arg, double *);
366 if(NULL != param_doublep)
367 ret = getinfo_double(data, info, param_doublep);
370 param_slistp = va_arg(arg, struct curl_slist **);
371 if(NULL != param_slistp)
372 ret = getinfo_slist(data, info, param_slistp);