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470 lines
13 KiB
470 lines
13 KiB
/***************************************************************************
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* _ _ ____ _
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* Project ___| | | | _ \| |
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* / __| | | | |_) | |
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* | (__| |_| | _ <| |___
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* \___|\___/|_| \_\_____|
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*
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* Copyright (C) 1998 - 2018, Daniel Stenberg, <daniel@haxx.se>, et al.
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*
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* This software is licensed as described in the file COPYING, which
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* you should have received as part of this distribution. The terms
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* are also available at https://curl.haxx.se/docs/copyright.html.
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*
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* You may opt to use, copy, modify, merge, publish, distribute and/or sell
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* copies of the Software, and permit persons to whom the Software is
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* furnished to do so, under the terms of the COPYING file.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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***************************************************************************/
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#include "curl_setup.h"
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#include <curl/curl.h>
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#include "urldata.h"
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#include "getinfo.h"
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#include "vtls/vtls.h"
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#include "connect.h" /* Curl_getconnectinfo() */
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#include "progress.h"
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/* The last #include files should be: */
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#include "curl_memory.h"
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#include "memdebug.h"
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/*
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* Initialize statistical and informational data.
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*
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* This function is called in curl_easy_reset, curl_easy_duphandle and at the
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* beginning of a perform session. It must reset the session-info variables,
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* in particular all variables in struct PureInfo.
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*/
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CURLcode Curl_initinfo(struct Curl_easy *data)
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{
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struct Progress *pro = &data->progress;
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struct PureInfo *info = &data->info;
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pro->t_nslookup = 0;
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pro->t_connect = 0;
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pro->t_appconnect = 0;
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pro->t_pretransfer = 0;
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pro->t_starttransfer = 0;
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pro->timespent = 0;
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pro->t_redirect = 0;
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pro->is_t_startransfer_set = false;
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info->httpcode = 0;
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info->httpproxycode = 0;
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info->httpversion = 0;
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info->filetime = -1; /* -1 is an illegal time and thus means unknown */
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info->timecond = FALSE;
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info->header_size = 0;
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info->request_size = 0;
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info->proxyauthavail = 0;
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info->httpauthavail = 0;
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info->numconnects = 0;
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free(info->contenttype);
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info->contenttype = NULL;
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free(info->wouldredirect);
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info->wouldredirect = NULL;
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info->conn_primary_ip[0] = '\0';
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info->conn_local_ip[0] = '\0';
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info->conn_primary_port = 0;
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info->conn_local_port = 0;
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info->conn_scheme = 0;
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info->conn_protocol = 0;
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#ifdef USE_SSL
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Curl_ssl_free_certinfo(data);
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#endif
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return CURLE_OK;
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}
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static CURLcode getinfo_char(struct Curl_easy *data, CURLINFO info,
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const char **param_charp)
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{
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switch(info) {
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case CURLINFO_EFFECTIVE_URL:
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*param_charp = data->change.url?data->change.url:(char *)"";
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break;
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case CURLINFO_CONTENT_TYPE:
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*param_charp = data->info.contenttype;
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break;
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case CURLINFO_PRIVATE:
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*param_charp = (char *) data->set.private_data;
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break;
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case CURLINFO_FTP_ENTRY_PATH:
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/* Return the entrypath string from the most recent connection.
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This pointer was copied from the connectdata structure by FTP.
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The actual string may be free()ed by subsequent libcurl calls so
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it must be copied to a safer area before the next libcurl call.
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Callers must never free it themselves. */
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*param_charp = data->state.most_recent_ftp_entrypath;
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break;
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case CURLINFO_REDIRECT_URL:
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/* Return the URL this request would have been redirected to if that
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option had been enabled! */
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*param_charp = data->info.wouldredirect;
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break;
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case CURLINFO_PRIMARY_IP:
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/* Return the ip address of the most recent (primary) connection */
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*param_charp = data->info.conn_primary_ip;
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break;
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case CURLINFO_LOCAL_IP:
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/* Return the source/local ip address of the most recent (primary)
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connection */
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*param_charp = data->info.conn_local_ip;
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break;
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case CURLINFO_RTSP_SESSION_ID:
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*param_charp = data->set.str[STRING_RTSP_SESSION_ID];
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break;
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case CURLINFO_SCHEME:
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*param_charp = data->info.conn_scheme;
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break;
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default:
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return CURLE_UNKNOWN_OPTION;
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}
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return CURLE_OK;
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}
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static CURLcode getinfo_long(struct Curl_easy *data, CURLINFO info,
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long *param_longp)
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{
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curl_socket_t sockfd;
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union {
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unsigned long *to_ulong;
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long *to_long;
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} lptr;
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switch(info) {
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case CURLINFO_RESPONSE_CODE:
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*param_longp = data->info.httpcode;
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break;
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case CURLINFO_HTTP_CONNECTCODE:
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*param_longp = data->info.httpproxycode;
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break;
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case CURLINFO_FILETIME:
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if(data->info.filetime > LONG_MAX)
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*param_longp = LONG_MAX;
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else if(data->info.filetime < LONG_MIN)
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*param_longp = LONG_MIN;
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else
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*param_longp = (long)data->info.filetime;
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break;
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case CURLINFO_HEADER_SIZE:
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*param_longp = data->info.header_size;
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break;
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case CURLINFO_REQUEST_SIZE:
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*param_longp = data->info.request_size;
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break;
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case CURLINFO_SSL_VERIFYRESULT:
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*param_longp = data->set.ssl.certverifyresult;
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break;
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case CURLINFO_PROXY_SSL_VERIFYRESULT:
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*param_longp = data->set.proxy_ssl.certverifyresult;
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break;
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case CURLINFO_REDIRECT_COUNT:
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*param_longp = data->set.followlocation;
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break;
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case CURLINFO_HTTPAUTH_AVAIL:
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lptr.to_long = param_longp;
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*lptr.to_ulong = data->info.httpauthavail;
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break;
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case CURLINFO_PROXYAUTH_AVAIL:
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lptr.to_long = param_longp;
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*lptr.to_ulong = data->info.proxyauthavail;
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break;
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case CURLINFO_OS_ERRNO:
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*param_longp = data->state.os_errno;
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break;
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case CURLINFO_NUM_CONNECTS:
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*param_longp = data->info.numconnects;
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break;
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case CURLINFO_LASTSOCKET:
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sockfd = Curl_getconnectinfo(data, NULL);
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/* note: this is not a good conversion for systems with 64 bit sockets and
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32 bit longs */
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if(sockfd != CURL_SOCKET_BAD)
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*param_longp = (long)sockfd;
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else
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/* this interface is documented to return -1 in case of badness, which
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may not be the same as the CURL_SOCKET_BAD value */
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*param_longp = -1;
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break;
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case CURLINFO_PRIMARY_PORT:
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/* Return the (remote) port of the most recent (primary) connection */
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*param_longp = data->info.conn_primary_port;
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break;
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case CURLINFO_LOCAL_PORT:
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/* Return the local port of the most recent (primary) connection */
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*param_longp = data->info.conn_local_port;
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break;
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case CURLINFO_CONDITION_UNMET:
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/* return if the condition prevented the document to get transferred */
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*param_longp = data->info.timecond ? 1L : 0L;
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break;
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case CURLINFO_RTSP_CLIENT_CSEQ:
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*param_longp = data->state.rtsp_next_client_CSeq;
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break;
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case CURLINFO_RTSP_SERVER_CSEQ:
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*param_longp = data->state.rtsp_next_server_CSeq;
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break;
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case CURLINFO_RTSP_CSEQ_RECV:
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*param_longp = data->state.rtsp_CSeq_recv;
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break;
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case CURLINFO_HTTP_VERSION:
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switch(data->info.httpversion) {
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case 10:
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*param_longp = CURL_HTTP_VERSION_1_0;
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break;
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case 11:
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*param_longp = CURL_HTTP_VERSION_1_1;
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break;
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case 20:
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*param_longp = CURL_HTTP_VERSION_2_0;
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break;
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default:
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*param_longp = CURL_HTTP_VERSION_NONE;
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break;
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}
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break;
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case CURLINFO_PROTOCOL:
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*param_longp = data->info.conn_protocol;
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break;
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default:
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return CURLE_UNKNOWN_OPTION;
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}
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return CURLE_OK;
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}
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#define DOUBLE_SECS(x) (double)(x)/1000000
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static CURLcode getinfo_offt(struct Curl_easy *data, CURLINFO info,
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curl_off_t *param_offt)
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{
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switch(info) {
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case CURLINFO_FILETIME_T:
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*param_offt = (curl_off_t)data->info.filetime;
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break;
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case CURLINFO_SIZE_UPLOAD_T:
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*param_offt = data->progress.uploaded;
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break;
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case CURLINFO_SIZE_DOWNLOAD_T:
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*param_offt = data->progress.downloaded;
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break;
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case CURLINFO_SPEED_DOWNLOAD_T:
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*param_offt = data->progress.dlspeed;
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break;
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case CURLINFO_SPEED_UPLOAD_T:
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*param_offt = data->progress.ulspeed;
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break;
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case CURLINFO_CONTENT_LENGTH_DOWNLOAD_T:
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*param_offt = (data->progress.flags & PGRS_DL_SIZE_KNOWN)?
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data->progress.size_dl:-1;
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break;
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case CURLINFO_CONTENT_LENGTH_UPLOAD_T:
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*param_offt = (data->progress.flags & PGRS_UL_SIZE_KNOWN)?
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data->progress.size_ul:-1;
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break;
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default:
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return CURLE_UNKNOWN_OPTION;
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}
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return CURLE_OK;
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}
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static CURLcode getinfo_double(struct Curl_easy *data, CURLINFO info,
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double *param_doublep)
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{
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switch(info) {
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case CURLINFO_TOTAL_TIME:
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*param_doublep = DOUBLE_SECS(data->progress.timespent);
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break;
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case CURLINFO_NAMELOOKUP_TIME:
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*param_doublep = DOUBLE_SECS(data->progress.t_nslookup);
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break;
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case CURLINFO_CONNECT_TIME:
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*param_doublep = DOUBLE_SECS(data->progress.t_connect);
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break;
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case CURLINFO_APPCONNECT_TIME:
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*param_doublep = DOUBLE_SECS(data->progress.t_appconnect);
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break;
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case CURLINFO_PRETRANSFER_TIME:
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*param_doublep = DOUBLE_SECS(data->progress.t_pretransfer);
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break;
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case CURLINFO_STARTTRANSFER_TIME:
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*param_doublep = DOUBLE_SECS(data->progress.t_starttransfer);
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break;
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case CURLINFO_SIZE_UPLOAD:
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*param_doublep = (double)data->progress.uploaded;
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break;
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case CURLINFO_SIZE_DOWNLOAD:
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*param_doublep = (double)data->progress.downloaded;
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break;
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case CURLINFO_SPEED_DOWNLOAD:
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*param_doublep = (double)data->progress.dlspeed;
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break;
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case CURLINFO_SPEED_UPLOAD:
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*param_doublep = (double)data->progress.ulspeed;
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break;
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case CURLINFO_CONTENT_LENGTH_DOWNLOAD:
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*param_doublep = (data->progress.flags & PGRS_DL_SIZE_KNOWN)?
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(double)data->progress.size_dl:-1;
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break;
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case CURLINFO_CONTENT_LENGTH_UPLOAD:
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*param_doublep = (data->progress.flags & PGRS_UL_SIZE_KNOWN)?
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(double)data->progress.size_ul:-1;
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break;
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case CURLINFO_REDIRECT_TIME:
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*param_doublep = DOUBLE_SECS(data->progress.t_redirect);
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break;
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default:
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return CURLE_UNKNOWN_OPTION;
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}
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return CURLE_OK;
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}
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static CURLcode getinfo_slist(struct Curl_easy *data, CURLINFO info,
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struct curl_slist **param_slistp)
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{
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union {
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struct curl_certinfo *to_certinfo;
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struct curl_slist *to_slist;
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} ptr;
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switch(info) {
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case CURLINFO_SSL_ENGINES:
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*param_slistp = Curl_ssl_engines_list(data);
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break;
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case CURLINFO_COOKIELIST:
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*param_slistp = Curl_cookie_list(data);
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break;
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case CURLINFO_CERTINFO:
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/* Return the a pointer to the certinfo struct. Not really an slist
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pointer but we can pretend it is here */
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ptr.to_certinfo = &data->info.certs;
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*param_slistp = ptr.to_slist;
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break;
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case CURLINFO_TLS_SESSION:
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case CURLINFO_TLS_SSL_PTR:
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{
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struct curl_tlssessioninfo **tsip = (struct curl_tlssessioninfo **)
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param_slistp;
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struct curl_tlssessioninfo *tsi = &data->tsi;
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#ifdef USE_SSL
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struct connectdata *conn = data->easy_conn;
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#endif
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*tsip = tsi;
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tsi->backend = Curl_ssl_backend();
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tsi->internals = NULL;
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#ifdef USE_SSL
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if(conn && tsi->backend != CURLSSLBACKEND_NONE) {
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unsigned int i;
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for(i = 0; i < (sizeof(conn->ssl) / sizeof(conn->ssl[0])); ++i) {
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if(conn->ssl[i].use) {
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tsi->internals = Curl_ssl->get_internals(&conn->ssl[i], info);
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break;
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}
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}
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}
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#endif
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}
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break;
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default:
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return CURLE_UNKNOWN_OPTION;
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}
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return CURLE_OK;
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}
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static CURLcode getinfo_socket(struct Curl_easy *data, CURLINFO info,
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curl_socket_t *param_socketp)
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{
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switch(info) {
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case CURLINFO_ACTIVESOCKET:
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*param_socketp = Curl_getconnectinfo(data, NULL);
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break;
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default:
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return CURLE_UNKNOWN_OPTION;
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}
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return CURLE_OK;
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}
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CURLcode Curl_getinfo(struct Curl_easy *data, CURLINFO info, ...)
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{
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va_list arg;
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long *param_longp = NULL;
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double *param_doublep = NULL;
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curl_off_t *param_offt = NULL;
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const char **param_charp = NULL;
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struct curl_slist **param_slistp = NULL;
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curl_socket_t *param_socketp = NULL;
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int type;
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CURLcode result = CURLE_UNKNOWN_OPTION;
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if(!data)
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return result;
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va_start(arg, info);
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type = CURLINFO_TYPEMASK & (int)info;
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switch(type) {
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case CURLINFO_STRING:
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param_charp = va_arg(arg, const char **);
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if(param_charp)
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result = getinfo_char(data, info, param_charp);
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break;
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case CURLINFO_LONG:
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param_longp = va_arg(arg, long *);
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if(param_longp)
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result = getinfo_long(data, info, param_longp);
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break;
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case CURLINFO_DOUBLE:
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param_doublep = va_arg(arg, double *);
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if(param_doublep)
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result = getinfo_double(data, info, param_doublep);
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break;
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case CURLINFO_OFF_T:
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param_offt = va_arg(arg, curl_off_t *);
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if(param_offt)
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result = getinfo_offt(data, info, param_offt);
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break;
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case CURLINFO_SLIST:
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param_slistp = va_arg(arg, struct curl_slist **);
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if(param_slistp)
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result = getinfo_slist(data, info, param_slistp);
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break;
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case CURLINFO_SOCKET:
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param_socketp = va_arg(arg, curl_socket_t *);
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if(param_socketp)
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result = getinfo_socket(data, info, param_socketp);
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break;
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default:
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break;
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}
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va_end(arg);
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return result;
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}
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