2 * Copyright 2002-2016 The OpenSSL Project Authors. All Rights Reserved.
4 * Licensed under the Apache License 2.0 (the "License"). You may not use
5 * this file except in compliance with the License. You can obtain a copy
6 * in the file LICENSE in the source distribution or at
7 * https://www.openssl.org/source/license.html
11 #include <openssl/crypto.h>
12 #include "internal/cryptlib.h"
13 #include "internal/conf.h"
14 #include <openssl/x509.h>
15 #include <openssl/asn1.h>
16 #include <openssl/engine.h>
19 # define strdup _strdup
23 * This is the automatic configuration loader: it is called automatically by
24 * OpenSSL when any of a number of standard initialisation functions are
25 * called, unless this is overridden by calling OPENSSL_no_config()
28 static int openssl_configured
= 0;
30 #if !OPENSSL_API_1_1_0
31 void OPENSSL_config(const char *appname
)
33 OPENSSL_INIT_SETTINGS settings
;
35 memset(&settings
, 0, sizeof(settings
));
37 settings
.appname
= strdup(appname
);
38 settings
.flags
= DEFAULT_CONF_MFLAGS
;
39 OPENSSL_init_crypto(OPENSSL_INIT_LOAD_CONFIG
, &settings
);
43 int openssl_config_int(const OPENSSL_INIT_SETTINGS
*settings
)
50 if (openssl_configured
)
53 filename
= settings
? settings
->filename
: NULL
;
54 appname
= settings
? settings
->appname
: NULL
;
55 flags
= settings
? settings
->flags
: DEFAULT_CONF_MFLAGS
;
57 #ifdef OPENSSL_INIT_DEBUG
58 fprintf(stderr
, "OPENSSL_INIT: openssl_config_int(%s, %s, %lu)\n",
59 filename
, appname
, flags
);
62 OPENSSL_load_builtin_modules();
63 #ifndef OPENSSL_NO_ENGINE
64 /* Need to load ENGINEs */
65 ENGINE_load_builtin_engines();
68 #ifndef OPENSSL_SYS_UEFI
69 ret
= CONF_modules_load_file(filename
, appname
, flags
);
71 openssl_configured
= 1;
75 void openssl_no_config_int(void)
77 openssl_configured
= 1;