| /*************************************************************************** |
| * _ _ ____ _ |
| * Project ___| | | | _ \| | |
| * / __| | | | |_) | | |
| * | (__| |_| | _ <| |___ |
| * \___|\___/|_| \_\_____| |
| * |
| * Copyright (C) 1998 - 2015, Daniel Stenberg, <daniel@haxx.se>, et al. |
| * |
| * This software is licensed as described in the file COPYING, which |
| * you should have received as part of this distribution. The terms |
| * are also available at http://curl.haxx.se/docs/copyright.html. |
| * |
| * You may opt to use, copy, modify, merge, publish, distribute and/or sell |
| * copies of the Software, and permit persons to whom the Software is |
| * furnished to do so, under the terms of the COPYING file. |
| * |
| * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY |
| * KIND, either express or implied. |
| * |
| ***************************************************************************/ |
| |
| #include "curl_setup.h" |
| |
| #include <curl/curl.h> |
| |
| #include "urldata.h" |
| #include "getinfo.h" |
| |
| #include "vtls/vtls.h" |
| #include "connect.h" /* Curl_getconnectinfo() */ |
| #include "progress.h" |
| |
| /* The last #include files should be: */ |
| #include "curl_memory.h" |
| #include "memdebug.h" |
| |
| /* |
| * This is supposed to be called in the beginning of a perform() session |
| * and should reset all session-info variables |
| */ |
| CURLcode Curl_initinfo(struct SessionHandle *data) |
| { |
| struct Progress *pro = &data->progress; |
| struct PureInfo *info = &data->info; |
| |
| pro->t_nslookup = 0; |
| pro->t_connect = 0; |
| pro->t_appconnect = 0; |
| pro->t_pretransfer = 0; |
| pro->t_starttransfer = 0; |
| pro->timespent = 0; |
| pro->t_redirect = 0; |
| |
| info->httpcode = 0; |
| info->httpproxycode = 0; |
| info->httpversion = 0; |
| info->filetime = -1; /* -1 is an illegal time and thus means unknown */ |
| info->timecond = FALSE; |
| |
| free(info->contenttype); |
| info->contenttype = NULL; |
| |
| info->header_size = 0; |
| info->request_size = 0; |
| info->numconnects = 0; |
| |
| info->conn_primary_ip[0] = '\0'; |
| info->conn_local_ip[0] = '\0'; |
| info->conn_primary_port = 0; |
| info->conn_local_port = 0; |
| |
| return CURLE_OK; |
| } |
| |
| static CURLcode getinfo_char(struct SessionHandle *data, CURLINFO info, |
| char **param_charp) |
| { |
| switch(info) { |
| case CURLINFO_EFFECTIVE_URL: |
| *param_charp = data->change.url?data->change.url:(char *)""; |
| break; |
| case CURLINFO_CONTENT_TYPE: |
| *param_charp = data->info.contenttype; |
| break; |
| case CURLINFO_PRIVATE: |
| *param_charp = (char *) data->set.private_data; |
| break; |
| case CURLINFO_FTP_ENTRY_PATH: |
| /* Return the entrypath string from the most recent connection. |
| This pointer was copied from the connectdata structure by FTP. |
| The actual string may be free()ed by subsequent libcurl calls so |
| it must be copied to a safer area before the next libcurl call. |
| Callers must never free it themselves. */ |
| *param_charp = data->state.most_recent_ftp_entrypath; |
| break; |
| case CURLINFO_REDIRECT_URL: |
| /* Return the URL this request would have been redirected to if that |
| option had been enabled! */ |
| *param_charp = data->info.wouldredirect; |
| break; |
| case CURLINFO_PRIMARY_IP: |
| /* Return the ip address of the most recent (primary) connection */ |
| *param_charp = data->info.conn_primary_ip; |
| break; |
| case CURLINFO_LOCAL_IP: |
| /* Return the source/local ip address of the most recent (primary) |
| connection */ |
| *param_charp = data->info.conn_local_ip; |
| break; |
| case CURLINFO_RTSP_SESSION_ID: |
| *param_charp = data->set.str[STRING_RTSP_SESSION_ID]; |
| break; |
| |
| default: |
| return CURLE_BAD_FUNCTION_ARGUMENT; |
| } |
| |
| return CURLE_OK; |
| } |
| |
| static CURLcode getinfo_long(struct SessionHandle *data, CURLINFO info, |
| long *param_longp) |
| { |
| curl_socket_t sockfd; |
| |
| union { |
| unsigned long *to_ulong; |
| long *to_long; |
| } lptr; |
| |
| switch(info) { |
| case CURLINFO_RESPONSE_CODE: |
| *param_longp = data->info.httpcode; |
| break; |
| case CURLINFO_HTTP_CONNECTCODE: |
| *param_longp = data->info.httpproxycode; |
| break; |
| case CURLINFO_FILETIME: |
| *param_longp = data->info.filetime; |
| break; |
| case CURLINFO_HEADER_SIZE: |
| *param_longp = data->info.header_size; |
| break; |
| case CURLINFO_REQUEST_SIZE: |
| *param_longp = data->info.request_size; |
| break; |
| case CURLINFO_SSL_VERIFYRESULT: |
| *param_longp = data->set.ssl.certverifyresult; |
| break; |
| case CURLINFO_REDIRECT_COUNT: |
| *param_longp = data->set.followlocation; |
| break; |
| case CURLINFO_HTTPAUTH_AVAIL: |
| lptr.to_long = param_longp; |
| *lptr.to_ulong = data->info.httpauthavail; |
| break; |
| case CURLINFO_PROXYAUTH_AVAIL: |
| lptr.to_long = param_longp; |
| *lptr.to_ulong = data->info.proxyauthavail; |
| break; |
| case CURLINFO_OS_ERRNO: |
| *param_longp = data->state.os_errno; |
| break; |
| case CURLINFO_NUM_CONNECTS: |
| *param_longp = data->info.numconnects; |
| break; |
| case CURLINFO_LASTSOCKET: |
| sockfd = Curl_getconnectinfo(data, NULL); |
| |
| /* note: this is not a good conversion for systems with 64 bit sockets and |
| 32 bit longs */ |
| if(sockfd != CURL_SOCKET_BAD) |
| *param_longp = (long)sockfd; |
| else |
| /* this interface is documented to return -1 in case of badness, which |
| may not be the same as the CURL_SOCKET_BAD value */ |
| *param_longp = -1; |
| break; |
| case CURLINFO_PRIMARY_PORT: |
| /* Return the (remote) port of the most recent (primary) connection */ |
| *param_longp = data->info.conn_primary_port; |
| break; |
| case CURLINFO_LOCAL_PORT: |
| /* Return the local port of the most recent (primary) connection */ |
| *param_longp = data->info.conn_local_port; |
| break; |
| case CURLINFO_CONDITION_UNMET: |
| /* return if the condition prevented the document to get transferred */ |
| *param_longp = data->info.timecond ? 1L : 0L; |
| break; |
| case CURLINFO_RTSP_CLIENT_CSEQ: |
| *param_longp = data->state.rtsp_next_client_CSeq; |
| break; |
| case CURLINFO_RTSP_SERVER_CSEQ: |
| *param_longp = data->state.rtsp_next_server_CSeq; |
| break; |
| case CURLINFO_RTSP_CSEQ_RECV: |
| *param_longp = data->state.rtsp_CSeq_recv; |
| break; |
| |
| default: |
| return CURLE_BAD_FUNCTION_ARGUMENT; |
| } |
| |
| return CURLE_OK; |
| } |
| |
| static CURLcode getinfo_double(struct SessionHandle *data, CURLINFO info, |
| double *param_doublep) |
| { |
| switch(info) { |
| case CURLINFO_TOTAL_TIME: |
| *param_doublep = data->progress.timespent; |
| break; |
| case CURLINFO_NAMELOOKUP_TIME: |
| *param_doublep = data->progress.t_nslookup; |
| break; |
| case CURLINFO_CONNECT_TIME: |
| *param_doublep = data->progress.t_connect; |
| break; |
| case CURLINFO_APPCONNECT_TIME: |
| *param_doublep = data->progress.t_appconnect; |
| break; |
| case CURLINFO_PRETRANSFER_TIME: |
| *param_doublep = data->progress.t_pretransfer; |
| break; |
| case CURLINFO_STARTTRANSFER_TIME: |
| *param_doublep = data->progress.t_starttransfer; |
| break; |
| case CURLINFO_SIZE_UPLOAD: |
| *param_doublep = (double)data->progress.uploaded; |
| break; |
| case CURLINFO_SIZE_DOWNLOAD: |
| *param_doublep = (double)data->progress.downloaded; |
| break; |
| case CURLINFO_SPEED_DOWNLOAD: |
| *param_doublep = (double)data->progress.dlspeed; |
| break; |
| case CURLINFO_SPEED_UPLOAD: |
| *param_doublep = (double)data->progress.ulspeed; |
| break; |
| case CURLINFO_CONTENT_LENGTH_DOWNLOAD: |
| *param_doublep = (data->progress.flags & PGRS_DL_SIZE_KNOWN)? |
| (double)data->progress.size_dl:-1; |
| break; |
| case CURLINFO_CONTENT_LENGTH_UPLOAD: |
| *param_doublep = (data->progress.flags & PGRS_UL_SIZE_KNOWN)? |
| (double)data->progress.size_ul:-1; |
| break; |
| case CURLINFO_REDIRECT_TIME: |
| *param_doublep = data->progress.t_redirect; |
| break; |
| |
| default: |
| return CURLE_BAD_FUNCTION_ARGUMENT; |
| } |
| |
| return CURLE_OK; |
| } |
| |
| static CURLcode getinfo_slist(struct SessionHandle *data, CURLINFO info, |
| struct curl_slist **param_slistp) |
| { |
| union { |
| struct curl_certinfo *to_certinfo; |
| struct curl_slist *to_slist; |
| } ptr; |
| |
| switch(info) { |
| case CURLINFO_SSL_ENGINES: |
| *param_slistp = Curl_ssl_engines_list(data); |
| break; |
| case CURLINFO_COOKIELIST: |
| *param_slistp = Curl_cookie_list(data); |
| break; |
| case CURLINFO_CERTINFO: |
| /* Return the a pointer to the certinfo struct. Not really an slist |
| pointer but we can pretend it is here */ |
| ptr.to_certinfo = &data->info.certs; |
| *param_slistp = ptr.to_slist; |
| break; |
| case CURLINFO_TLS_SESSION: |
| { |
| struct curl_tlssessioninfo **tsip = (struct curl_tlssessioninfo **) |
| param_slistp; |
| struct curl_tlssessioninfo *tsi = &data->tsi; |
| struct connectdata *conn = data->easy_conn; |
| unsigned int sockindex = 0; |
| void *internals = NULL; |
| |
| *tsip = tsi; |
| tsi->backend = CURLSSLBACKEND_NONE; |
| tsi->internals = NULL; |
| |
| if(!conn) |
| break; |
| |
| /* Find the active ("in use") SSL connection, if any */ |
| while((sockindex < sizeof(conn->ssl) / sizeof(conn->ssl[0])) && |
| (!conn->ssl[sockindex].use)) |
| sockindex++; |
| |
| if(sockindex == sizeof(conn->ssl) / sizeof(conn->ssl[0])) |
| break; /* no SSL session found */ |
| |
| /* Return the TLS session information from the relevant backend */ |
| #ifdef USE_OPENSSL |
| internals = conn->ssl[sockindex].ctx; |
| #endif |
| #ifdef USE_GNUTLS |
| internals = conn->ssl[sockindex].session; |
| #endif |
| #ifdef USE_NSS |
| internals = conn->ssl[sockindex].handle; |
| #endif |
| #ifdef USE_GSKIT |
| internals = conn->ssl[sockindex].handle; |
| #endif |
| if(internals) { |
| tsi->backend = Curl_ssl_backend(); |
| tsi->internals = internals; |
| } |
| /* NOTE: For other SSL backends, it is not immediately clear what data |
| to return from 'struct ssl_connect_data'; thus, for now we keep the |
| backend as CURLSSLBACKEND_NONE in those cases, which should be |
| interpreted as "not supported" */ |
| } |
| break; |
| default: |
| return CURLE_BAD_FUNCTION_ARGUMENT; |
| } |
| |
| return CURLE_OK; |
| } |
| |
| CURLcode Curl_getinfo(struct SessionHandle *data, CURLINFO info, ...) |
| { |
| va_list arg; |
| long *param_longp = NULL; |
| double *param_doublep = NULL; |
| char **param_charp = NULL; |
| struct curl_slist **param_slistp = NULL; |
| int type; |
| /* default return code is to error out! */ |
| CURLcode result = CURLE_BAD_FUNCTION_ARGUMENT; |
| |
| if(!data) |
| return result; |
| |
| va_start(arg, info); |
| |
| type = CURLINFO_TYPEMASK & (int)info; |
| switch(type) { |
| case CURLINFO_STRING: |
| param_charp = va_arg(arg, char **); |
| if(param_charp) |
| result = getinfo_char(data, info, param_charp); |
| break; |
| case CURLINFO_LONG: |
| param_longp = va_arg(arg, long *); |
| if(param_longp) |
| result = getinfo_long(data, info, param_longp); |
| break; |
| case CURLINFO_DOUBLE: |
| param_doublep = va_arg(arg, double *); |
| if(param_doublep) |
| result = getinfo_double(data, info, param_doublep); |
| break; |
| case CURLINFO_SLIST: |
| param_slistp = va_arg(arg, struct curl_slist **); |
| if(param_slistp) |
| result = getinfo_slist(data, info, param_slistp); |
| break; |
| default: |
| break; |
| } |
| |
| va_end(arg); |
| |
| return result; |
| } |