mirror of
https://github.com/curl/curl.git
synced 2024-12-21 06:50:10 +08:00
c1ab33ed79
[ssl] use CURLSSLBACKEND_NONE instead of (curl_sslbackend)-1 in documentation and examples. Signed-off-by: Ted Lyngmo <ted@lyncon.se> Closes #11909
80 lines
2.3 KiB
C
80 lines
2.3 KiB
C
/***************************************************************************
|
|
* _ _ ____ _
|
|
* Project ___| | | | _ \| |
|
|
* / __| | | | |_) | |
|
|
* | (__| |_| | _ <| |___
|
|
* \___|\___/|_| \_\_____|
|
|
*
|
|
* Copyright (C) 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 https://curl.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.
|
|
*
|
|
* SPDX-License-Identifier: curl
|
|
*
|
|
***************************************************************************/
|
|
/* <DESC>
|
|
* Shows HTTPS usage with client certs and optional ssl engine use.
|
|
* </DESC>
|
|
*/
|
|
#include <assert.h>
|
|
#include <ctype.h>
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
|
|
#include <curl/curl.h>
|
|
|
|
/*
|
|
* An SSL-enabled libcurl is required for this sample to work (at least one
|
|
* SSL backend has to be configured).
|
|
*
|
|
* **** This example only works with libcurl 7.56.0 and later! ****
|
|
*/
|
|
|
|
int main(int argc, char **argv)
|
|
{
|
|
const char *name = argc > 1 ? argv[1] : "openssl";
|
|
CURLsslset result;
|
|
|
|
if(!strcmp("list", name)) {
|
|
const curl_ssl_backend **list;
|
|
int i;
|
|
|
|
result = curl_global_sslset(CURLSSLBACKEND_NONE, NULL, &list);
|
|
assert(result == CURLSSLSET_UNKNOWN_BACKEND);
|
|
|
|
for(i = 0; list[i]; i++)
|
|
printf("SSL backend #%d: '%s' (ID: %d)\n",
|
|
i, list[i]->name, list[i]->id);
|
|
|
|
return 0;
|
|
}
|
|
else if(isdigit((int)(unsigned char)*name)) {
|
|
int id = atoi(name);
|
|
|
|
result = curl_global_sslset((curl_sslbackend)id, NULL, NULL);
|
|
}
|
|
else
|
|
result = curl_global_sslset(CURLSSLBACKEND_NONE, name, NULL);
|
|
|
|
if(result == CURLSSLSET_UNKNOWN_BACKEND) {
|
|
fprintf(stderr, "Unknown SSL backend id: %s\n", name);
|
|
return 1;
|
|
}
|
|
|
|
assert(result == CURLSSLSET_OK);
|
|
|
|
printf("Version with SSL backend '%s':\n\n\t%s\n", name, curl_version());
|
|
|
|
return 0;
|
|
}
|