openssl/crypto/x509/x509type.c
Todd Short 387e5ac856 Add support for RSA-PSS to X509_certificate_type()
Reviewed-by: Paul Dale <paul.dale@oracle.com>
Reviewed-by: Matt Caswell <matt@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/6430)
2018-06-11 11:03:23 +01:00

84 lines
2 KiB
C

/*
* Copyright 1995-2018 The OpenSSL Project Authors. All Rights Reserved.
*
* Licensed under the OpenSSL license (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
*/
#include <stdio.h>
#include "internal/cryptlib.h"
#include <openssl/evp.h>
#include <openssl/objects.h>
#include <openssl/x509.h>
int X509_certificate_type(const X509 *x, const EVP_PKEY *pkey)
{
const EVP_PKEY *pk;
int ret = 0, i;
if (x == NULL)
return 0;
if (pkey == NULL)
pk = X509_get0_pubkey(x);
else
pk = pkey;
if (pk == NULL)
return 0;
switch (EVP_PKEY_id(pk)) {
case EVP_PKEY_RSA:
ret = EVP_PK_RSA | EVP_PKT_SIGN;
/* if (!sign only extension) */
ret |= EVP_PKT_ENC;
break;
case EVP_PKEY_RSA_PSS:
ret = EVP_PK_RSA | EVP_PKT_SIGN;
break;
case EVP_PKEY_DSA:
ret = EVP_PK_DSA | EVP_PKT_SIGN;
break;
case EVP_PKEY_EC:
ret = EVP_PK_EC | EVP_PKT_SIGN | EVP_PKT_EXCH;
break;
case EVP_PKEY_ED448:
case EVP_PKEY_ED25519:
ret = EVP_PKT_SIGN;
break;
case EVP_PKEY_DH:
ret = EVP_PK_DH | EVP_PKT_EXCH;
break;
case NID_id_GostR3410_2001:
case NID_id_GostR3410_2012_256:
case NID_id_GostR3410_2012_512:
ret = EVP_PKT_EXCH | EVP_PKT_SIGN;
break;
default:
break;
}
i = X509_get_signature_nid(x);
if (i && OBJ_find_sigid_algs(i, NULL, &i)) {
switch (i) {
case NID_rsaEncryption:
case NID_rsa:
ret |= EVP_PKS_RSA;
break;
case NID_dsa:
case NID_dsa_2:
ret |= EVP_PKS_DSA;
break;
case NID_X9_62_id_ecPublicKey:
ret |= EVP_PKS_EC;
break;
default:
break;
}
}
return ret;
}