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/*
* Copyright (C) 2007 Martin Willi
* Hochschule fuer Technik Rapperswil
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* for more details.
*/
#include <asn1/oid.h>
#include "public_key.h"
ENUM(key_type_names, KEY_RSA, KEY_DSA,
"RSA",
"ECDSA",
"DSA"
);
ENUM(signature_scheme_names, SIGN_UNKNOWN, SIGN_ECDSA_521,
"UNKNOWN",
"RSA_EMSA_PKCS1_NULL",
"RSA_EMSA_PKCS1_MD5",
"RSA_EMSA_PKCS1_SHA1",
"RSA_EMSA_PKCS1_SHA224",
"RSA_EMSA_PKCS1_SHA256",
"RSA_EMSA_PKCS1_SHA384",
"RSA_EMSA_PKCS1_SHA512",
"ECDSA_WITH_SHA1_DER",
"ECDSA_WITH_SHA256_DER",
"ECDSA_WITH_SHA384_DER",
"ECDSA_WITH_SHA512_DER",
"ECDSA_WITH_NULL",
"ECDSA-256",
"ECDSA-384",
"ECDSA-521",
);
/**
* See header.
*/
bool public_key_equals(public_key_t *this, public_key_t *other)
{
key_encoding_type_t type;
chunk_t a, b;
if (this == other)
{
return TRUE;
}
for (type = 0; type < KEY_ENCODING_MAX; type++)
{
if (this->get_fingerprint(this, type, &a) &&
other->get_fingerprint(other, type, &b))
{
return chunk_equals(a, b);
}
}
return FALSE;
}
/**
* See header.
*/
bool public_key_has_fingerprint(public_key_t *public, chunk_t fingerprint)
{
key_encoding_type_t type;
chunk_t current;
for (type = 0; type < KEY_ID_MAX; type++)
{
if (public->get_fingerprint(public, type, ¤t) &&
chunk_equals(current, fingerprint))
{
return TRUE;
}
}
return FALSE;
}
/*
* Defined in header.
*/
signature_scheme_t signature_scheme_from_oid(int oid)
{
switch (oid)
{
case OID_MD5_WITH_RSA:
case OID_MD5:
return SIGN_RSA_EMSA_PKCS1_MD5;
case OID_SHA1_WITH_RSA:
case OID_SHA1:
return SIGN_RSA_EMSA_PKCS1_SHA1;
case OID_SHA224_WITH_RSA:
case OID_SHA224:
return SIGN_RSA_EMSA_PKCS1_SHA224;
case OID_SHA256_WITH_RSA:
case OID_SHA256:
return SIGN_RSA_EMSA_PKCS1_SHA256;
case OID_SHA384_WITH_RSA:
case OID_SHA384:
return SIGN_RSA_EMSA_PKCS1_SHA384;
case OID_SHA512_WITH_RSA:
case OID_SHA512:
return SIGN_RSA_EMSA_PKCS1_SHA512;
case OID_ECDSA_WITH_SHA1:
case OID_EC_PUBLICKEY:
return SIGN_ECDSA_WITH_SHA1_DER;
case OID_ECDSA_WITH_SHA256:
return SIGN_ECDSA_WITH_SHA256_DER;
case OID_ECDSA_WITH_SHA384:
return SIGN_ECDSA_WITH_SHA384_DER;
case OID_ECDSA_WITH_SHA512:
return SIGN_ECDSA_WITH_SHA512_DER;
default:
return SIGN_UNKNOWN;
}
}
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