signature.h revision 1.18
1/*- 2 * Copyright (c) 2009 The NetBSD Foundation, Inc. 3 * All rights reserved. 4 * 5 * This code is derived from software contributed to The NetBSD Foundation 6 * by Alistair Crooks (agc@NetBSD.org) 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 18 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 19 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 20 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 21 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 22 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 23 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 24 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 25 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 26 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 27 * POSSIBILITY OF SUCH DAMAGE. 28 */ 29/* 30 * Copyright (c) 2005-2008 Nominet UK (www.nic.uk) 31 * All rights reserved. 32 * Contributors: Ben Laurie, Rachel Willmer. The Contributors have asserted 33 * their moral rights under the UK Copyright Design and Patents Act 1988 to 34 * be recorded as the authors of this copyright work. 35 * 36 * Licensed under the Apache License, Version 2.0 (the "License"); you may not 37 * use this file except in compliance with the License. 38 * 39 * You may obtain a copy of the License at 40 * http://www.apache.org/licenses/LICENSE-2.0 41 * 42 * Unless required by applicable law or agreed to in writing, software 43 * distributed under the License is distributed on an "AS IS" BASIS, 44 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 45 * 46 * See the License for the specific language governing permissions and 47 * limitations under the License. 48 */ 49 50/** \file 51 */ 52 53#ifndef SIGNATURE_H_ 54#define SIGNATURE_H_ 55 56#include <sys/types.h> 57 58#include <inttypes.h> 59 60#include "packet.h" 61#include "create.h" 62#include "memory.h" 63 64typedef struct __ops_create_sig_t __ops_create_sig_t; 65 66__ops_create_sig_t *__ops_create_sig_new(void); 67void __ops_create_sig_delete(__ops_create_sig_t *); 68 69unsigned __ops_check_useridcert_sig(const __ops_pubkey_t *, 70 const __ops_userid_t *, 71 const __ops_sig_t *, 72 const __ops_pubkey_t *, 73 const uint8_t *); 74unsigned __ops_check_userattrcert_sig(const __ops_pubkey_t *, 75 const __ops_userattr_t *, 76 const __ops_sig_t *, 77 const __ops_pubkey_t *, 78 const uint8_t *); 79unsigned __ops_check_subkey_sig(const __ops_pubkey_t *, 80 const __ops_pubkey_t *, 81 const __ops_sig_t *, 82 const __ops_pubkey_t *, 83 const uint8_t *); 84unsigned __ops_check_direct_sig(const __ops_pubkey_t *, 85 const __ops_sig_t *, 86 const __ops_pubkey_t *, 87 const uint8_t *); 88unsigned __ops_check_hash_sig(__ops_hash_t *, 89 const __ops_sig_t *, 90 const __ops_pubkey_t *); 91void __ops_sig_start_key_sig(__ops_create_sig_t *, 92 const __ops_pubkey_t *, 93 const __ops_userid_t *, 94 __ops_sig_type_t); 95void __ops_start_sig(__ops_create_sig_t *, 96 const __ops_seckey_t *, 97 const __ops_hash_alg_t, 98 const __ops_sig_type_t); 99 100void __ops_sig_add_data(__ops_create_sig_t *, const void *, size_t); 101__ops_hash_t *__ops_sig_get_hash(__ops_create_sig_t *); 102unsigned __ops_end_hashed_subpkts(__ops_create_sig_t *); 103unsigned __ops_write_sig(__ops_output_t *, __ops_create_sig_t *, 104 const __ops_pubkey_t *, const __ops_seckey_t *); 105unsigned __ops_add_birthtime(__ops_create_sig_t *, time_t); 106unsigned __ops_add_expiration(__ops_create_sig_t *, time_t); 107unsigned __ops_add_issuer_keyid(__ops_create_sig_t *, 108 const uint8_t *); 109void __ops_add_primary_userid(__ops_create_sig_t *, unsigned); 110 111/* Standard Interface */ 112unsigned __ops_sign_file(__ops_io_t *, 113 const char *, 114 const char *, 115 const __ops_seckey_t *, 116 const char *, 117 const int64_t, 118 const uint64_t, 119 const unsigned, 120 const unsigned, 121 const unsigned); 122 123int __ops_sign_detached(__ops_io_t *, 124 const char *, 125 char *, 126 __ops_seckey_t *, 127 const char *, 128 const int64_t, 129 const uint64_t, 130 const unsigned, 131 const unsigned); 132 133/* armoured stuff */ 134unsigned __ops_crc24(unsigned, uint8_t); 135 136void __ops_reader_push_dearmour(__ops_stream_t *); 137 138void __ops_reader_pop_dearmour(__ops_stream_t *); 139unsigned __ops_writer_push_clearsigned(__ops_output_t *, __ops_create_sig_t *); 140void __ops_writer_push_armor_msg(__ops_output_t *); 141 142typedef enum { 143 OPS_PGP_MESSAGE = 1, 144 OPS_PGP_PUBLIC_KEY_BLOCK, 145 OPS_PGP_PRIVATE_KEY_BLOCK, 146 OPS_PGP_MULTIPART_MESSAGE_PART_X_OF_Y, 147 OPS_PGP_MULTIPART_MESSAGE_PART_X, 148 OPS_PGP_SIGNATURE 149} __ops_armor_type_t; 150 151#define CRC24_INIT 0xb704ceL 152 153unsigned __ops_writer_use_armored_sig(__ops_output_t *); 154 155void __ops_writer_push_armoured(__ops_output_t *, __ops_armor_type_t); 156 157__ops_memory_t *__ops_sign_buf(__ops_io_t *, 158 const void *, 159 const size_t, 160 const __ops_seckey_t *, 161 const int64_t, 162 const uint64_t, 163 const char *, 164 const unsigned, 165 const unsigned); 166 167unsigned __ops_keyring_read_from_mem(__ops_io_t *, 168 __ops_keyring_t *, 169 const unsigned, 170 __ops_memory_t *); 171 172#endif /* SIGNATURE_H_ */ 173