2G ems initial
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include/nettle/pgp.h
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248
include/nettle/pgp.h
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/* pgp.h
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PGP related functions.
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Copyright (C) 2001, 2002 Niels Möller
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This file is part of GNU Nettle.
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GNU Nettle is free software: you can redistribute it and/or
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modify it under the terms of either:
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* the GNU Lesser General Public License as published by the Free
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Software Foundation; either version 3 of the License, or (at your
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option) any later version.
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or
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* the GNU General Public License as published by the Free
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Software Foundation; either version 2 of the License, or (at your
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option) any later version.
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or both in parallel, as here.
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GNU Nettle is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received copies of the GNU General Public License and
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the GNU Lesser General Public License along with this program. If
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not, see http://www.gnu.org/licenses/.
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*/
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#ifndef NETTLE_PGP_H_INCLUDED
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#define NETTLE_PGP_H_INCLUDED
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#include <time.h>
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#include "nettle-types.h"
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#include "bignum.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* Name mangling */
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#define pgp_put_uint32 nettle_pgp_put_uint32
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#define pgp_put_uint16 nettle_pgp_put_uint16
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#define pgp_put_mpi nettle_pgp_put_mpi
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#define pgp_put_string nettle_pgp_put_string
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#define pgp_put_length nettle_pgp_put_length
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#define pgp_put_header nettle_pgp_put_header
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#define pgp_put_header_length nettle_pgp_put_header_length
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#define pgp_sub_packet_start nettle_pgp_sub_packet_start
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#define pgp_put_sub_packet nettle_pgp_put_sub_packet
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#define pgp_sub_packet_end nettle_pgp_sub_packet_end
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#define pgp_put_public_rsa_key nettle_pgp_put_public_rsa_key
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#define pgp_put_rsa_sha1_signature nettle_pgp_put_rsa_sha1_signature
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#define pgp_put_userid nettle_pgp_put_userid
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#define pgp_crc24 nettle_pgp_crc24
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#define pgp_armor nettle_pgp_armor
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struct nettle_buffer;
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struct rsa_public_key;
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struct rsa_private_key;
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struct sha1_ctx;
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int
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pgp_put_uint32(struct nettle_buffer *buffer, uint32_t i);
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int
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pgp_put_uint16(struct nettle_buffer *buffer, unsigned i);
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int
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pgp_put_mpi(struct nettle_buffer *buffer, const mpz_t x);
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int
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pgp_put_string(struct nettle_buffer *buffer,
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unsigned length,
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const uint8_t *s);
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int
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pgp_put_length(struct nettle_buffer *buffer,
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unsigned length);
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int
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pgp_put_header(struct nettle_buffer *buffer,
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unsigned tag, unsigned length);
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void
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pgp_put_header_length(struct nettle_buffer *buffer,
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/* start of the header */
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unsigned start,
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unsigned field_size);
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unsigned
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pgp_sub_packet_start(struct nettle_buffer *buffer);
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int
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pgp_put_sub_packet(struct nettle_buffer *buffer,
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unsigned type,
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unsigned length,
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const uint8_t *data);
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void
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pgp_sub_packet_end(struct nettle_buffer *buffer, unsigned start);
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int
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pgp_put_public_rsa_key(struct nettle_buffer *,
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const struct rsa_public_key *key,
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time_t timestamp);
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int
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pgp_put_rsa_sha1_signature(struct nettle_buffer *buffer,
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const struct rsa_private_key *key,
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const uint8_t *keyid,
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unsigned type,
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struct sha1_ctx *hash);
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int
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pgp_put_userid(struct nettle_buffer *buffer,
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unsigned length,
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const uint8_t *name);
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uint32_t
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pgp_crc24(unsigned length, const uint8_t *data);
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int
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pgp_armor(struct nettle_buffer *buffer,
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const char *tag,
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unsigned length,
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const uint8_t *data);
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/* Values that can be passed to pgp_put_header when the size of the
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* length field, but not the length itself, is known. Also the minimum length
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* for the given field size. */
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enum pgp_lengths
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{
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PGP_LENGTH_ONE_OCTET = 0,
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PGP_LENGTH_TWO_OCTETS = 192,
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PGP_LENGTH_FOUR_OCTETS = 8384,
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};
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enum pgp_public_key_algorithm
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{
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PGP_RSA = 1,
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PGP_RSA_ENCRYPT = 2,
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PGP_RSA_SIGN = 3,
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PGP_EL_GAMAL_ENCRYPT = 16,
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PGP_DSA = 17,
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PGP_EL_GAMAL = 20,
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};
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enum pgp_symmetric_algorithm
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{
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PGP_PLAINTEXT = 0,
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PGP_IDEA = 1,
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PGP_3DES = 2,
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PGP_CAST5 = 3,
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PGP_BLOWFISH = 4,
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PGP_SAFER_SK = 5,
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PGP_AES128 = 7,
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PGP_AES192 = 8,
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PGP_AES256 = 9,
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};
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enum pgp_compression_algorithm
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{
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PGP_UNCOMPRESSED = 0,
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PGP_ZIP = 1,
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PGP_ZLIB = 2,
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};
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enum pgp_hash_algorithm
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{
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PGP_MD5 = 1,
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PGP_SHA1 = 2,
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PGP_RIPEMD = 3,
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PGP_MD2 = 5,
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PGP_TIGER192 = 6,
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PGP_HAVAL = 7,
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};
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enum pgp_tag
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{
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PGP_TAG_PUBLIC_SESSION_KEY = 1,
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PGP_TAG_SIGNATURE = 2,
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PGP_TAG_SYMMETRIC_SESSION_KEY = 3,
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PGP_TAG_ONE_PASS_SIGNATURE = 4,
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PGP_TAG_SECRET_KEY = 5,
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PGP_TAG_PUBLIC_KEY = 6,
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PGP_TAG_SECRET_SUBKEY = 7,
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PGP_TAG_COMPRESSED = 8,
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PGP_TAG_ENCRYPTED = 9,
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PGP_TAG_MARKER = 10,
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PGP_TAG_LITERAL = 11,
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PGP_TAG_TRUST = 12,
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PGP_TAG_USERID = 13,
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PGP_TAG_PUBLIC_SUBKEY = 14,
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};
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enum pgp_signature_type
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{
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PGP_SIGN_BINARY = 0,
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PGP_SIGN_TEXT = 1,
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PGP_SIGN_STANDALONE = 2,
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PGP_SIGN_CERTIFICATION = 0x10,
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PGP_SIGN_CERTIFICATION_PERSONA = 0x11,
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PGP_SIGN_CERTIFICATION_CASUAL = 0x12,
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PGP_SIGN_CERTIFICATION_POSITIVE = 0x13,
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PGP_SIGN_SUBKEY = 0x18,
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PGP_SIGN_KEY = 0x1f,
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PGP_SIGN_REVOCATION = 0x20,
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PGP_SIGN_REVOCATION_SUBKEY = 0x28,
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PGP_SIGN_REVOCATION_CERTIFICATE = 0x30,
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PGP_SIGN_TIMESTAMP = 0x40,
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};
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enum pgp_subpacket_tag
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{
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PGP_SUBPACKET_CREATION_TIME = 2,
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PGP_SUBPACKET_SIGNATURE_EXPIRATION_TIME = 3,
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PGP_SUBPACKET_EXPORTABLE_CERTIFICATION = 4,
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PGP_SUBPACKET_TRUST_SIGNATURE = 5,
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PGP_SUBPACKET_REGULAR_EXPRESSION = 6,
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PGP_SUBPACKET_REVOCABLE = 7,
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PGP_SUBPACKET_KEY_EXPIRATION_TIME = 9,
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PGP_SUBPACKET_PLACEHOLDER = 10 ,
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PGP_SUBPACKET_PREFERRED_SYMMETRIC_ALGORITHMS = 11,
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PGP_SUBPACKET_REVOCATION_KEY = 12,
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PGP_SUBPACKET_ISSUER_KEY_ID = 16,
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PGP_SUBPACKET_NOTATION_DATA = 20,
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PGP_SUBPACKET_PREFERRED_HASH_ALGORITHMS = 21,
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PGP_SUBPACKET_PREFERRED_COMPRESSION_ALGORITHMS = 22,
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PGP_SUBPACKET_KEY_SERVER_PREFERENCES = 23,
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PGP_SUBPACKET_PREFERRED_KEY_SERVER = 24,
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PGP_SUBPACKET_PRIMARY_USER_ID = 25,
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PGP_SUBPACKET_POLICY_URL = 26,
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PGP_SUBPACKET_KEY_FLAGS = 27,
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PGP_SUBPACKET_SIGNERS_USER_ID = 28,
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PGP_SUBPACKET_REASON_FOR_REVOCATION = 29,
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};
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#ifdef __cplusplus
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}
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#endif
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#endif /* NETTLE_PGP_H_INCLUDED */
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