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/*
* Copyright (C) Internet Systems Consortium, Inc. ("ISC")
*
* SPDX-License-Identifier: MPL-2.0 AND ISC
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, you can obtain one at https://mozilla.org/MPL/2.0/.
*
* See the COPYRIGHT file distributed with this work for additional
* information regarding copyright ownership.
*/
/*
* Copyright (C) Network Associates, Inc.
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND ISC AND NETWORK ASSOCIATES DISCLAIMS
* ALL WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE
* FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR
* IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
/*! \file */
#ifndef DST_DST_PARSE_H
#define DST_DST_PARSE_H 1
#include <isc/lang.h>
#include <dst/dst.h>
#define MAXFIELDSIZE 512
/*
* Maximum number of fields in a private file is 18 (12 algorithm-
* specific fields for RSA, plus 6 generic fields).
*/
#define MAXFIELDS 12 + 6
#define TAG_SHIFT 4
#define TAG_ALG(tag) ((unsigned int)(tag) >> TAG_SHIFT)
#define TAG(alg, off) (((alg) << TAG_SHIFT) + (off))
/* These are used by RSA-SHA1, RSASHA256 and RSASHA512 */
#define RSA_NTAGS 11
#define TAG_RSA_MODULUS ((DST_ALG_RSA << TAG_SHIFT) + 0)
#define TAG_RSA_PUBLICEXPONENT ((DST_ALG_RSA << TAG_SHIFT) + 1)
#define TAG_RSA_PRIVATEEXPONENT ((DST_ALG_RSA << TAG_SHIFT) + 2)
#define TAG_RSA_PRIME1 ((DST_ALG_RSA << TAG_SHIFT) + 3)
#define TAG_RSA_PRIME2 ((DST_ALG_RSA << TAG_SHIFT) + 4)
#define TAG_RSA_EXPONENT1 ((DST_ALG_RSA << TAG_SHIFT) + 5)
#define TAG_RSA_EXPONENT2 ((DST_ALG_RSA << TAG_SHIFT) + 6)
#define TAG_RSA_COEFFICIENT ((DST_ALG_RSA << TAG_SHIFT) + 7)
#define TAG_RSA_ENGINE ((DST_ALG_RSA << TAG_SHIFT) + 8)
#define TAG_RSA_LABEL ((DST_ALG_RSA << TAG_SHIFT) + 9)
#define DH_NTAGS 4
#define TAG_DH_PRIME ((DST_ALG_DH << TAG_SHIFT) + 0)
#define TAG_DH_GENERATOR ((DST_ALG_DH << TAG_SHIFT) + 1)
#define TAG_DH_PRIVATE ((DST_ALG_DH << TAG_SHIFT) + 2)
#define TAG_DH_PUBLIC ((DST_ALG_DH << TAG_SHIFT) + 3)
#define ECDSA_NTAGS 4
#define TAG_ECDSA_PRIVATEKEY ((DST_ALG_ECDSA256 << TAG_SHIFT) + 0)
#define TAG_ECDSA_ENGINE ((DST_ALG_ECDSA256 << TAG_SHIFT) + 1)
#define TAG_ECDSA_LABEL ((DST_ALG_ECDSA256 << TAG_SHIFT) + 2)
#define EDDSA_NTAGS 4
#define TAG_EDDSA_PRIVATEKEY ((DST_ALG_ED25519 << TAG_SHIFT) + 0)
#define TAG_EDDSA_ENGINE ((DST_ALG_ED25519 << TAG_SHIFT) + 1)
#define TAG_EDDSA_LABEL ((DST_ALG_ED25519 << TAG_SHIFT) + 2)
#define OLD_HMACMD5_NTAGS 1
#define HMACMD5_NTAGS 2
#define TAG_HMACMD5_KEY ((DST_ALG_HMACMD5 << TAG_SHIFT) + 0)
#define TAG_HMACMD5_BITS ((DST_ALG_HMACMD5 << TAG_SHIFT) + 1)
#define HMACSHA1_NTAGS 2
#define TAG_HMACSHA1_KEY ((DST_ALG_HMACSHA1 << TAG_SHIFT) + 0)
#define TAG_HMACSHA1_BITS ((DST_ALG_HMACSHA1 << TAG_SHIFT) + 1)
#define HMACSHA224_NTAGS 2
#define TAG_HMACSHA224_KEY ((DST_ALG_HMACSHA224 << TAG_SHIFT) + 0)
#define TAG_HMACSHA224_BITS ((DST_ALG_HMACSHA224 << TAG_SHIFT) + 1)
#define HMACSHA256_NTAGS 2
#define TAG_HMACSHA256_KEY ((DST_ALG_HMACSHA256 << TAG_SHIFT) + 0)
#define TAG_HMACSHA256_BITS ((DST_ALG_HMACSHA256 << TAG_SHIFT) + 1)
#define HMACSHA384_NTAGS 2
#define TAG_HMACSHA384_KEY ((DST_ALG_HMACSHA384 << TAG_SHIFT) + 0)
#define TAG_HMACSHA384_BITS ((DST_ALG_HMACSHA384 << TAG_SHIFT) + 1)
#define HMACSHA512_NTAGS 2
#define TAG_HMACSHA512_KEY ((DST_ALG_HMACSHA512 << TAG_SHIFT) + 0)
#define TAG_HMACSHA512_BITS ((DST_ALG_HMACSHA512 << TAG_SHIFT) + 1)
struct dst_private_element {
unsigned short tag;
unsigned short length;
unsigned char *data;
};
typedef struct dst_private_element dst_private_element_t;
struct dst_private {
unsigned short nelements;
dst_private_element_t elements[MAXFIELDS];
};
typedef struct dst_private dst_private_t;
ISC_LANG_BEGINDECLS
void
dst__privstruct_free(dst_private_t *priv, isc_mem_t *mctx);
isc_result_t
dst__privstruct_parse(dst_key_t *key, unsigned int alg, isc_lex_t *lex,
isc_mem_t *mctx, dst_private_t *priv);
isc_result_t
dst__privstruct_writefile(const dst_key_t *key, const dst_private_t *priv,
const char *directory);
ISC_LANG_ENDDECLS
#endif /* DST_DST_PARSE_H */
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