mirror of
https://github.com/moparisthebest/curl
synced 2024-11-04 08:35:05 -05:00
98 lines
2.9 KiB
C
98 lines
2.9 KiB
C
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/***************************************************************************
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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 - 2011, 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 http://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 "setup.h"
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#include <curl/curl.h>
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#ifdef HAVE_SYS_SOCKET_H
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# include <sys/socket.h>
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#endif
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#define ENABLE_CURLX_PRINTF
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/* use our own printf() functions */
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#include "curlx.h"
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#include "tool_cfgable.h"
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#include "tool_msgs.h"
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#include "tool_cb_skt.h"
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#include "memdebug.h" /* keep this as LAST include */
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/*
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** callback for CURLOPT_SOCKOPTFUNCTION
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*/
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int tool_sockopt_cb(void *userdata, curl_socket_t curlfd, curlsocktype purpose)
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{
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struct Configurable *config = userdata;
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int onoff = 1; /* this callback is only used if we ask for keepalives on the
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connection */
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#if defined(TCP_KEEPIDLE) || defined(TCP_KEEPINTVL)
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int keepidle = (int)config->alivetime;
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#endif
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switch(purpose) {
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case CURLSOCKTYPE_IPCXN:
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if(setsockopt(curlfd, SOL_SOCKET, SO_KEEPALIVE, (void *)&onoff,
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sizeof(onoff)) < 0) {
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/* don't abort operation, just issue a warning */
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SET_SOCKERRNO(0);
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warnf(config, "Could not set SO_KEEPALIVE!\n");
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return 0;
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}
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else {
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if(config->alivetime) {
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#ifdef TCP_KEEPIDLE
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if(setsockopt(curlfd, IPPROTO_TCP, TCP_KEEPIDLE, (void *)&keepidle,
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sizeof(keepidle)) < 0) {
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/* don't abort operation, just issue a warning */
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SET_SOCKERRNO(0);
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warnf(config, "Could not set TCP_KEEPIDLE!\n");
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return 0;
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}
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#endif
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#ifdef TCP_KEEPINTVL
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if(setsockopt(curlfd, IPPROTO_TCP, TCP_KEEPINTVL, (void *)&keepidle,
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sizeof(keepidle)) < 0) {
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/* don't abort operation, just issue a warning */
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SET_SOCKERRNO(0);
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warnf(config, "Could not set TCP_KEEPINTVL!\n");
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return 0;
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}
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#endif
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#if !defined(TCP_KEEPIDLE) || !defined(TCP_KEEPINTVL)
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warnf(config, "Keep-alive functionality somewhat crippled due to "
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"missing support in your operating system!\n");
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#endif
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}
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}
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break;
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default:
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break;
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}
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return 0;
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}
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