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/* openpgpdefs.h - Constants from the OpenPGP standard (rfc2440)
* Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005,
* 2006 Free Software Foundation, Inc.
* Copyright (C) 2014 Werner Koch
*
* This file is free software; you can redistribute it and/or modify
* it under the terms of either
*
* - the GNU Lesser General Public License as published by the Free
* Software Foundation; either version 3 of the License, or (at
* your option) any later version.
*
* or
*
* - 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.
*
* or both in parallel, as here.
*
* This file 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.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, see <https://www.gnu.org/licenses/>.
*/
#ifndef GNUPG_COMMON_OPENPGPDEFS_H
#define GNUPG_COMMON_OPENPGPDEFS_H
typedef enum
{
PKT_NONE = 0,
PKT_PUBKEY_ENC = 1, /* Public key encrypted packet. */
PKT_SIGNATURE = 2, /* Secret key encrypted packet. */
PKT_SYMKEY_ENC = 3, /* Session key packet. */
PKT_ONEPASS_SIG = 4, /* One pass sig packet. */
PKT_SECRET_KEY = 5, /* Secret key. */
PKT_PUBLIC_KEY = 6, /* Public key. */
PKT_SECRET_SUBKEY = 7, /* Secret subkey. */
PKT_COMPRESSED = 8, /* Compressed data packet. */
PKT_ENCRYPTED = 9, /* Conventional encrypted data. */
PKT_MARKER = 10, /* Marker packet. */
PKT_PLAINTEXT = 11, /* Literal data packet. */
PKT_RING_TRUST = 12, /* Keyring trust packet. */
PKT_USER_ID = 13, /* User id packet. */
PKT_PUBLIC_SUBKEY = 14, /* Public subkey. */
PKT_OLD_COMMENT = 16, /* Comment packet from an OpenPGP draft. */
PKT_ATTRIBUTE = 17, /* PGP's attribute packet. */
PKT_ENCRYPTED_MDC = 18, /* Integrity protected encrypted data. */
PKT_MDC = 19, /* Manipulation detection code packet. */
PKT_ENCRYPTED_AEAD= 20, /* AEAD encrypted data packet. */
PKT_COMMENT = 61, /* new comment packet (GnuPG specific). */
PKT_GPG_CONTROL = 63 /* internal control packet (GnuPG specific). */
}
pkttype_t;
static inline const char *
pkttype_str (pkttype_t type)
{
switch (type)
{
case PKT_PUBKEY_ENC: return "PUBKEY_ENC";
case PKT_SIGNATURE: return "SIGNATURE";
case PKT_SYMKEY_ENC: return "SYMKEY_ENC";
case PKT_ONEPASS_SIG: return "ONEPASS_SIG";
case PKT_SECRET_KEY: return "SECRET_KEY";
case PKT_PUBLIC_KEY: return "PUBLIC_KEY";
case PKT_SECRET_SUBKEY: return "SECRET_SUBKEY";
case PKT_COMPRESSED: return "COMPRESSED";
case PKT_ENCRYPTED: return "ENCRYPTED";
case PKT_MARKER: return "MARKER";
case PKT_PLAINTEXT: return "PLAINTEXT";
case PKT_RING_TRUST: return "RING_TRUST";
case PKT_USER_ID: return "USER_ID";
case PKT_PUBLIC_SUBKEY: return "PUBLIC_SUBKEY";
case PKT_OLD_COMMENT: return "OLD_COMMENT";
case PKT_ATTRIBUTE: return "ATTRIBUTE";
case PKT_ENCRYPTED_MDC: return "ENCRYPTED_MDC";
case PKT_MDC: return "MDC";
case PKT_COMMENT: return "COMMENT";
case PKT_GPG_CONTROL: return "GPG_CONTROL";
default: return "unknown packet type";
}
}
typedef enum
{
SIGSUBPKT_TEST_CRITICAL = -3,
SIGSUBPKT_LIST_UNHASHED = -2,
SIGSUBPKT_LIST_HASHED = -1,
SIGSUBPKT_NONE = 0,
SIGSUBPKT_SIG_CREATED = 2, /* Signature creation time. */
SIGSUBPKT_SIG_EXPIRE = 3, /* Signature expiration time. */
SIGSUBPKT_EXPORTABLE = 4, /* Exportable. */
SIGSUBPKT_TRUST = 5, /* Trust signature. */
SIGSUBPKT_REGEXP = 6, /* Regular expression. */
SIGSUBPKT_REVOCABLE = 7, /* Revocable. */
SIGSUBPKT_KEY_EXPIRE = 9, /* Key expiration time. */
SIGSUBPKT_ARR = 10, /* Additional recipient request. */
SIGSUBPKT_PREF_SYM = 11, /* Preferred symmetric algorithms. */
SIGSUBPKT_REV_KEY = 12, /* Revocation key. */
SIGSUBPKT_ISSUER = 16, /* Issuer key ID. */
SIGSUBPKT_NOTATION = 20, /* Notation data. */
SIGSUBPKT_PREF_HASH = 21, /* Preferred hash algorithms. */
SIGSUBPKT_PREF_COMPR = 22, /* Preferred compression algorithms. */
SIGSUBPKT_KS_FLAGS = 23, /* Key server preferences. */
SIGSUBPKT_PREF_KS = 24, /* Preferred keyserver. */
SIGSUBPKT_PRIMARY_UID = 25, /* Primary user id. */
SIGSUBPKT_POLICY = 26, /* Policy URL. */
SIGSUBPKT_KEY_FLAGS = 27, /* Key flags. */
SIGSUBPKT_SIGNERS_UID = 28, /* Signer's user id. */
SIGSUBPKT_REVOC_REASON = 29, /* Reason for revocation. */
SIGSUBPKT_FEATURES = 30, /* Feature flags. */
SIGSUBPKT_SIGNATURE = 32, /* Embedded signature. */
SIGSUBPKT_ISSUER_FPR = 33, /* Issuer fingerprint. */
SIGSUBPKT_PREF_AEAD = 34, /* Preferred AEAD algorithms. */
SIGSUBPKT_ATTST_SIGS = 37, /* Attested Certifications. */
SIGSUBPKT_FLAG_CRITICAL = 128
}
sigsubpkttype_t;
typedef enum
{
CIPHER_ALGO_NONE = 0,
CIPHER_ALGO_IDEA = 1,
CIPHER_ALGO_3DES = 2,
CIPHER_ALGO_CAST5 = 3,
CIPHER_ALGO_BLOWFISH = 4, /* 128 bit */
/* 5 & 6 are reserved */
CIPHER_ALGO_AES = 7,
CIPHER_ALGO_AES192 = 8,
CIPHER_ALGO_AES256 = 9,
CIPHER_ALGO_TWOFISH = 10, /* 256 bit */
CIPHER_ALGO_CAMELLIA128 = 11,
CIPHER_ALGO_CAMELLIA192 = 12,
CIPHER_ALGO_CAMELLIA256 = 13,
CIPHER_ALGO_PRIVATE10 = 110
}
cipher_algo_t;
/* Note that we encode the AEAD algo in a 3 bit field at some places. */
typedef enum
{
AEAD_ALGO_NONE = 0,
AEAD_ALGO_EAX = 1,
AEAD_ALGO_OCB = 2
}
aead_algo_t;
typedef enum
{
PUBKEY_ALGO_RSA = 1,
PUBKEY_ALGO_RSA_E = 2, /* RSA encrypt only (legacy). */
PUBKEY_ALGO_RSA_S = 3, /* RSA sign only (legacy). */
PUBKEY_ALGO_ELGAMAL_E = 16, /* Elgamal encrypt only. */
PUBKEY_ALGO_DSA = 17,
PUBKEY_ALGO_ECDH = 18, /* RFC-6637 */
PUBKEY_ALGO_ECDSA = 19, /* RFC-6637 */
PUBKEY_ALGO_ELGAMAL = 20, /* Elgamal encrypt+sign (legacy). */
/* 21 reserved by OpenPGP. */
PUBKEY_ALGO_EDDSA = 22, /* EdDSA (not yet assigned). */
PUBKEY_ALGO_PRIVATE10 = 110
}
pubkey_algo_t;
typedef enum
{
DIGEST_ALGO_MD5 = 1,
DIGEST_ALGO_SHA1 = 2,
DIGEST_ALGO_RMD160 = 3,
/* 4, 5, 6, and 7 are reserved. */
DIGEST_ALGO_SHA256 = 8,
DIGEST_ALGO_SHA384 = 9,
DIGEST_ALGO_SHA512 = 10,
DIGEST_ALGO_SHA224 = 11,
DIGEST_ALGO_PRIVATE10 = 110
}
digest_algo_t;
typedef enum
{
COMPRESS_ALGO_NONE = 0,
COMPRESS_ALGO_ZIP = 1,
COMPRESS_ALGO_ZLIB = 2,
COMPRESS_ALGO_BZIP2 = 3,
COMPRESS_ALGO_PRIVATE10 = 110
}
compress_algo_t;
/* Limits to be used for static arrays. */
#define OPENPGP_MAX_NPKEY 5 /* Maximum number of public key parameters. */
#define OPENPGP_MAX_NSKEY 7 /* Maximum number of secret key parameters. */
#define OPENPGP_MAX_NSIG 2 /* Maximum number of signature parameters. */
#define OPENPGP_MAX_NENC 2 /* Maximum number of encryption parameters. */
/* Decode an rfc4880 encoded S2K count. */
#define S2K_DECODE_COUNT(_val) ((16ul + ((_val) & 15)) << (((_val) >> 4) + 6))
/*-- openpgp-s2k.c --*/
unsigned char encode_s2k_iterations (int iterations);
/*-- openpgp-oid.c --*/
pubkey_algo_t map_gcry_pk_to_openpgp (enum gcry_pk_algos algo);
enum gcry_pk_algos map_openpgp_pk_to_gcry (pubkey_algo_t algo);
#endif /*GNUPG_COMMON_OPENPGPDEFS_H*/
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