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->httpproxycode = 0;
57 info->httpversion = 0;
58 info->filetime = -1; /* -1 is an illegal time and thus means unknown */
59 info->timecond = FALSE;
62 free(info->contenttype);
63 info->contenttype = NULL;
65 info->header_size = 0;
66 info->request_size = 0;
67 info->numconnects = 0;
69 info->conn_primary_ip[0] = '\0';
70 info->conn_local_ip[0] = '\0';
71 info->conn_primary_port = 0;
72 info->conn_local_port = 0;
77 static CURLcode getinfo_char(struct SessionHandle *data, CURLINFO info,
81 case CURLINFO_EFFECTIVE_URL:
82 *param_charp = data->change.url?data->change.url:(char *)"";
84 case CURLINFO_CONTENT_TYPE:
85 *param_charp = data->info.contenttype;
87 case CURLINFO_PRIVATE:
88 *param_charp = (char *) data->set.private_data;
90 case CURLINFO_FTP_ENTRY_PATH:
91 /* Return the entrypath string from the most recent connection.
92 This pointer was copied from the connectdata structure by FTP.
93 The actual string may be free()ed by subsequent libcurl calls so
94 it must be copied to a safer area before the next libcurl call.
95 Callers must never free it themselves. */
96 *param_charp = data->state.most_recent_ftp_entrypath;
98 case CURLINFO_REDIRECT_URL:
99 /* Return the URL this request would have been redirected to if that
100 option had been enabled! */
101 *param_charp = data->info.wouldredirect;
103 case CURLINFO_PRIMARY_IP:
104 /* Return the ip address of the most recent (primary) connection */
105 *param_charp = data->info.conn_primary_ip;
107 case CURLINFO_LOCAL_IP:
108 /* Return the source/local ip address of the most recent (primary)
110 *param_charp = data->info.conn_local_ip;
112 case CURLINFO_RTSP_SESSION_ID:
113 *param_charp = data->set.str[STRING_RTSP_SESSION_ID];
117 return CURLE_BAD_FUNCTION_ARGUMENT;
123 static CURLcode getinfo_long(struct SessionHandle *data, CURLINFO info,
126 curl_socket_t sockfd;
129 unsigned long *to_ulong;
134 case CURLINFO_RESPONSE_CODE:
135 *param_longp = data->info.httpcode;
137 case CURLINFO_HTTP_CONNECTCODE:
138 *param_longp = data->info.httpproxycode;
140 case CURLINFO_FILETIME:
141 *param_longp = data->info.filetime;
143 case CURLINFO_HEADER_SIZE:
144 *param_longp = data->info.header_size;
146 case CURLINFO_REQUEST_SIZE:
147 *param_longp = data->info.request_size;
149 case CURLINFO_SSL_VERIFYRESULT:
150 *param_longp = data->set.ssl.certverifyresult;
152 case CURLINFO_REDIRECT_COUNT:
153 *param_longp = data->set.followlocation;
155 case CURLINFO_HTTPAUTH_AVAIL:
156 lptr.to_long = param_longp;
157 *lptr.to_ulong = data->info.httpauthavail;
159 case CURLINFO_PROXYAUTH_AVAIL:
160 lptr.to_long = param_longp;
161 *lptr.to_ulong = data->info.proxyauthavail;
163 case CURLINFO_OS_ERRNO:
164 *param_longp = data->state.os_errno;
166 case CURLINFO_NUM_CONNECTS:
167 *param_longp = data->info.numconnects;
169 case CURLINFO_LASTSOCKET:
170 sockfd = Curl_getconnectinfo(data, NULL);
172 /* note: this is not a good conversion for systems with 64 bit sockets and
174 if(sockfd != CURL_SOCKET_BAD)
175 *param_longp = (long)sockfd;
177 /* this interface is documented to return -1 in case of badness, which
178 may not be the same as the CURL_SOCKET_BAD value */
181 case CURLINFO_PRIMARY_PORT:
182 /* Return the (remote) port of the most recent (primary) connection */
183 *param_longp = data->info.conn_primary_port;
185 case CURLINFO_LOCAL_PORT:
186 /* Return the local port of the most recent (primary) connection */
187 *param_longp = data->info.conn_local_port;
189 case CURLINFO_CONDITION_UNMET:
190 /* return if the condition prevented the document to get transferred */
191 *param_longp = data->info.timecond ? 1L : 0L;
193 case CURLINFO_RTSP_CLIENT_CSEQ:
194 *param_longp = data->state.rtsp_next_client_CSeq;
196 case CURLINFO_RTSP_SERVER_CSEQ:
197 *param_longp = data->state.rtsp_next_server_CSeq;
199 case CURLINFO_RTSP_CSEQ_RECV:
200 *param_longp = data->state.rtsp_CSeq_recv;
204 return CURLE_BAD_FUNCTION_ARGUMENT;
210 static CURLcode getinfo_double(struct SessionHandle *data, CURLINFO info,
211 double *param_doublep)
214 case CURLINFO_TOTAL_TIME:
215 *param_doublep = data->progress.timespent;
217 case CURLINFO_NAMELOOKUP_TIME:
218 *param_doublep = data->progress.t_nslookup;
220 case CURLINFO_CONNECT_TIME:
221 *param_doublep = data->progress.t_connect;
223 case CURLINFO_APPCONNECT_TIME:
224 *param_doublep = data->progress.t_appconnect;
226 case CURLINFO_PRETRANSFER_TIME:
227 *param_doublep = data->progress.t_pretransfer;
229 case CURLINFO_STARTTRANSFER_TIME:
230 *param_doublep = data->progress.t_starttransfer;
232 case CURLINFO_SIZE_UPLOAD:
233 *param_doublep = (double)data->progress.uploaded;
235 case CURLINFO_SIZE_DOWNLOAD:
236 *param_doublep = (double)data->progress.downloaded;
238 case CURLINFO_SPEED_DOWNLOAD:
239 *param_doublep = (double)data->progress.dlspeed;
241 case CURLINFO_SPEED_UPLOAD:
242 *param_doublep = (double)data->progress.ulspeed;
244 case CURLINFO_CONTENT_LENGTH_DOWNLOAD:
245 *param_doublep = (data->progress.flags & PGRS_DL_SIZE_KNOWN)?
246 (double)data->progress.size_dl:-1;
248 case CURLINFO_CONTENT_LENGTH_UPLOAD:
249 *param_doublep = (data->progress.flags & PGRS_UL_SIZE_KNOWN)?
250 (double)data->progress.size_ul:-1;
252 case CURLINFO_REDIRECT_TIME:
253 *param_doublep = data->progress.t_redirect;
257 return CURLE_BAD_FUNCTION_ARGUMENT;
263 static CURLcode getinfo_slist(struct SessionHandle *data, CURLINFO info,
264 struct curl_slist **param_slistp)
267 struct curl_certinfo *to_certinfo;
268 struct curl_slist *to_slist;
272 case CURLINFO_SSL_ENGINES:
273 *param_slistp = Curl_ssl_engines_list(data);
275 case CURLINFO_COOKIELIST:
276 *param_slistp = Curl_cookie_list(data);
278 case CURLINFO_CERTINFO:
279 /* Return the a pointer to the certinfo struct. Not really an slist
280 pointer but we can pretend it is here */
281 ptr.to_certinfo = &data->info.certs;
282 *param_slistp = ptr.to_slist;
284 case CURLINFO_TLS_SESSION:
286 struct curl_tlssessioninfo **tsip = (struct curl_tlssessioninfo **)
288 struct curl_tlssessioninfo *tsi = &data->tsi;
289 struct connectdata *conn = data->easy_conn;
290 unsigned int sockindex = 0;
291 void *internals = NULL;
294 tsi->backend = CURLSSLBACKEND_NONE;
295 tsi->internals = NULL;
300 /* Find the active ("in use") SSL connection, if any */
301 while((sockindex < sizeof(conn->ssl) / sizeof(conn->ssl[0])) &&
302 (!conn->ssl[sockindex].use))
305 if(sockindex == sizeof(conn->ssl) / sizeof(conn->ssl[0]))
306 break; /* no SSL session found */
308 /* Return the TLS session information from the relevant backend */
310 internals = conn->ssl[sockindex].ctx;
313 internals = conn->ssl[sockindex].session;
316 internals = conn->ssl[sockindex].handle;
319 internals = conn->ssl[sockindex].handle;
322 tsi->backend = Curl_ssl_backend();
323 tsi->internals = internals;
325 /* NOTE: For other SSL backends, it is not immediately clear what data
326 to return from 'struct ssl_connect_data'; thus, for now we keep the
327 backend as CURLSSLBACKEND_NONE in those cases, which should be
328 interpreted as "not supported" */
332 return CURLE_BAD_FUNCTION_ARGUMENT;
338 CURLcode Curl_getinfo(struct SessionHandle *data, CURLINFO info, ...)
341 long *param_longp = NULL;
342 double *param_doublep = NULL;
343 char **param_charp = NULL;
344 struct curl_slist **param_slistp = NULL;
346 /* default return code is to error out! */
347 CURLcode result = CURLE_BAD_FUNCTION_ARGUMENT;
354 type = CURLINFO_TYPEMASK & (int)info;
356 case CURLINFO_STRING:
357 param_charp = va_arg(arg, char **);
359 result = getinfo_char(data, info, param_charp);
362 param_longp = va_arg(arg, long *);
364 result = getinfo_long(data, info, param_longp);
366 case CURLINFO_DOUBLE:
367 param_doublep = va_arg(arg, double *);
369 result = getinfo_double(data, info, param_doublep);
372 param_slistp = va_arg(arg, struct curl_slist **);
374 result = getinfo_slist(data, info, param_slistp);