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https://github.com/deltachat/deltachat-core.git
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171 lines
5.3 KiB
C
171 lines
5.3 KiB
C
/*-
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* Copyright (c) 2009 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Alistair Crooks (agc@NetBSD.org)
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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/*
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* Copyright (c) 2005-2008 Nominet UK (www.nic.uk)
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* All rights reserved.
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* Contributors: Ben Laurie, Rachel Willmer. The Contributors have asserted
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* their moral rights under the UK Copyright Design and Patents Act 1988 to
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* be recorded as the authors of this copyright work.
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*
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* Licensed under the Apache License, Version 2.0 (the "License"); you may not
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* use this file except in compliance with the License.
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*
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* You may obtain a copy of the License at
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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*
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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/** \file
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*/
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#ifndef SIGNATURE_H_
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#define SIGNATURE_H_
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#include <sys/types.h>
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#include <inttypes.h>
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#include "packet.h"
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#include "create.h"
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#include "memory.h"
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typedef struct pgp_create_sig_t pgp_create_sig_t;
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pgp_create_sig_t *pgp_create_sig_new(void);
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void pgp_create_sig_delete(pgp_create_sig_t *);
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unsigned pgp_check_useridcert_sig(const pgp_pubkey_t *,
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const uint8_t *,
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const pgp_sig_t *,
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const pgp_pubkey_t *,
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const uint8_t *);
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unsigned pgp_check_userattrcert_sig(const pgp_pubkey_t *,
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const pgp_data_t *,
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const pgp_sig_t *,
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const pgp_pubkey_t *,
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const uint8_t *);
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unsigned pgp_check_subkey_sig(const pgp_pubkey_t *,
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const pgp_pubkey_t *,
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const pgp_sig_t *,
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const pgp_pubkey_t *,
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const uint8_t *);
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unsigned pgp_check_direct_sig(const pgp_pubkey_t *,
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const pgp_sig_t *,
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const pgp_pubkey_t *,
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const uint8_t *);
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unsigned pgp_check_hash_sig(pgp_hash_t *,
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const pgp_sig_t *,
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const pgp_pubkey_t *);
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void pgp_sig_start_key_sig(pgp_create_sig_t *,
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const pgp_pubkey_t *,
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const uint8_t *,
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pgp_sig_type_t);
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void pgp_start_sig(pgp_create_sig_t *,
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const pgp_seckey_t *,
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const pgp_hash_alg_t,
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const pgp_sig_type_t);
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void pgp_sig_add_data(pgp_create_sig_t *, const void *, size_t);
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pgp_hash_t *pgp_sig_get_hash(pgp_create_sig_t *);
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unsigned pgp_end_hashed_subpkts(pgp_create_sig_t *);
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unsigned pgp_write_sig(pgp_output_t *, pgp_create_sig_t *,
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const pgp_pubkey_t *, const pgp_seckey_t *);
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unsigned pgp_add_time(pgp_create_sig_t *, int64_t, const char *);
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unsigned pgp_add_issuer_keyid(pgp_create_sig_t *,
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const uint8_t *);
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void pgp_add_primary_userid(pgp_create_sig_t *, unsigned);
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/* Standard Interface */
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unsigned pgp_sign_file(pgp_io_t *,
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const char *,
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const char *,
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const pgp_seckey_t *,
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const char *,
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const int64_t,
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const uint64_t,
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const unsigned,
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const unsigned,
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const unsigned);
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int pgp_sign_detached(pgp_io_t *,
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const char *,
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char *,
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pgp_seckey_t *,
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const char *,
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const int64_t,
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const uint64_t,
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const unsigned,
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const unsigned);
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/* armoured stuff */
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unsigned pgp_crc24(unsigned, uint8_t);
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void pgp_reader_push_dearmour(pgp_stream_t *);
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void pgp_reader_pop_dearmour(pgp_stream_t *);
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unsigned pgp_writer_push_clearsigned(pgp_output_t *, pgp_create_sig_t *);
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void pgp_writer_push_armor_msg(pgp_output_t *);
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typedef enum {
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PGP_PGP_MESSAGE = 1,
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PGP_PGP_PUBLIC_KEY_BLOCK,
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PGP_PGP_PRIVATE_KEY_BLOCK,
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PGP_PGP_MULTIPART_MESSAGE_PART_X_OF_Y,
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PGP_PGP_MULTIPART_MESSAGE_PART_X,
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PGP_PGP_SIGNATURE
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} pgp_armor_type_t;
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#define CRC24_INIT 0xb704ceL
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unsigned pgp_writer_use_armored_sig(pgp_output_t *);
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void pgp_writer_push_armoured(pgp_output_t *, pgp_armor_type_t);
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pgp_memory_t *pgp_sign_buf(pgp_io_t *,
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const void *,
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const size_t,
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const pgp_seckey_t *,
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const int64_t,
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const uint64_t,
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const char *,
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const unsigned,
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const unsigned);
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unsigned pgp_keyring_read_from_mem(pgp_io_t *,
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pgp_keyring_t *,
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const unsigned,
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pgp_memory_t *);
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#endif /* SIGNATURE_H_ */
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