1---
2c: Copyright (C) Daniel Stenberg, <daniel@haxx.se>, et al.
3SPDX-License-Identifier: curl
4Title: CURLOPT_SSLENGINE_DEFAULT
5Section: 3
6Source: libcurl
7See-also:
8  - CURLOPT_SSLCERT (3)
9  - CURLOPT_SSLENGINE (3)
10Protocol:
11  - TLS
12TLS-backend:
13  - OpenSSL
14Added-in: 7.9.3
15---
16
17# NAME
18
19CURLOPT_SSLENGINE_DEFAULT - make SSL engine default
20
21# SYNOPSIS
22
23~~~c
24#include <curl/curl.h>
25
26CURLcode curl_easy_setopt(CURL *handle, CURLOPT_SSLENGINE_DEFAULT, long val);
27~~~
28
29# DESCRIPTION
30
31Pass a long set to 1 to make the already specified crypto engine the default
32for (asymmetric) crypto operations.
33
34This option has no effect unless set after CURLOPT_SSLENGINE(3).
35
36# DEFAULT
37
38None
39
40# %PROTOCOLS%
41
42# EXAMPLE
43
44~~~c
45int main(void)
46{
47  CURL *curl = curl_easy_init();
48  if(curl) {
49    CURLcode res;
50    curl_easy_setopt(curl, CURLOPT_URL, "https://example.com/");
51    curl_easy_setopt(curl, CURLOPT_SSLENGINE, "dynamic");
52    curl_easy_setopt(curl, CURLOPT_SSLENGINE_DEFAULT, 1L);
53    res = curl_easy_perform(curl);
54    curl_easy_cleanup(curl);
55  }
56}
57~~~
58
59# %AVAILABILITY%
60
61# RETURN VALUE
62
63CURLE_OK - Engine set as default.
64
65CURLE_SSL_ENGINE_SETFAILED - Engine could not be set as default.
66
67CURLE_NOT_BUILT_IN - Option not built in, OpenSSL is not the SSL backend.
68
69CURLE_UNKNOWN_OPTION - Option not recognized.
70
71CURLE_OUT_OF_MEMORY - Insufficient heap space.
72