openssl/crypto/engine/tb_rsa.c

76 lines
1.9 KiB
C

/*
* Copyright 2001-2020 The OpenSSL Project Authors. All Rights Reserved.
*
* Licensed under the Apache License 2.0 (the "License"). You may not use
* this file except in compliance with the License. You can obtain a copy
* in the file LICENSE in the source distribution or at
* https://www.openssl.org/source/license.html
*/
/* We need to use some engine deprecated APIs */
#define OPENSSL_SUPPRESS_DEPRECATED
#include "eng_local.h"
static ENGINE_TABLE *rsa_table = NULL;
static const int dummy_nid = 1;
void ENGINE_unregister_RSA(ENGINE *e)
{
engine_table_unregister(&rsa_table, e);
}
static void engine_unregister_all_RSA(void)
{
engine_table_cleanup(&rsa_table);
}
int ENGINE_register_RSA(ENGINE *e)
{
if (e->rsa_meth)
return engine_table_register(&rsa_table,
engine_unregister_all_RSA, e, &dummy_nid,
1, 0);
return 1;
}
void ENGINE_register_all_RSA(void)
{
ENGINE *e;
for (e = ENGINE_get_first(); e; e = ENGINE_get_next(e))
ENGINE_register_RSA(e);
}
int ENGINE_set_default_RSA(ENGINE *e)
{
if (e->rsa_meth)
return engine_table_register(&rsa_table,
engine_unregister_all_RSA, e, &dummy_nid,
1, 1);
return 1;
}
/*
* Exposed API function to get a functional reference from the implementation
* table (ie. try to get a functional reference from the tabled structural
* references).
*/
ENGINE *ENGINE_get_default_RSA(void)
{
return engine_table_select(&rsa_table, dummy_nid);
}
/* Obtains an RSA implementation from an ENGINE functional reference */
const RSA_METHOD *ENGINE_get_RSA(const ENGINE *e)
{
return e->rsa_meth;
}
/* Sets an RSA implementation in an ENGINE structure */
int ENGINE_set_RSA(ENGINE *e, const RSA_METHOD *rsa_meth)
{
e->rsa_meth = rsa_meth;
return 1;
}