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Diffstat (limited to 'libotr/libgcrypt-1.8.7/src/cipher.h')
| -rw-r--r-- | libotr/libgcrypt-1.8.7/src/cipher.h | 338 |
1 files changed, 338 insertions, 0 deletions
diff --git a/libotr/libgcrypt-1.8.7/src/cipher.h b/libotr/libgcrypt-1.8.7/src/cipher.h new file mode 100644 index 0000000..f2acb55 --- /dev/null +++ b/libotr/libgcrypt-1.8.7/src/cipher.h @@ -0,0 +1,338 @@ +/* cipher.h + * Copyright (C) 1998, 2002, 2003, 2009 Free Software Foundation, Inc. + * + * This file is part of Libgcrypt. + * + * Libgcrypt is free software; you can redistribute it and/or modify + * it under the terms of the GNU Lesser general Public License as + * published by the Free Software Foundation; either version 2.1 of + * the License, or (at your option) any later version. + * + * Libgcrypt 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 Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA + */ +#ifndef G10_CIPHER_H +#define G10_CIPHER_H + +#include "gcrypt-int.h" + +#define DBG_CIPHER _gcry_get_debug_flag( 1 ) + +#include "../random/random.h" + +#define PUBKEY_FLAG_NO_BLINDING (1 << 0) +#define PUBKEY_FLAG_RFC6979 (1 << 1) +#define PUBKEY_FLAG_FIXEDLEN (1 << 2) +#define PUBKEY_FLAG_LEGACYRESULT (1 << 3) +#define PUBKEY_FLAG_RAW_FLAG (1 << 4) +#define PUBKEY_FLAG_TRANSIENT_KEY (1 << 5) +#define PUBKEY_FLAG_USE_X931 (1 << 6) +#define PUBKEY_FLAG_USE_FIPS186 (1 << 7) +#define PUBKEY_FLAG_USE_FIPS186_2 (1 << 8) +#define PUBKEY_FLAG_PARAM (1 << 9) +#define PUBKEY_FLAG_COMP (1 << 10) +#define PUBKEY_FLAG_NOCOMP (1 << 11) +#define PUBKEY_FLAG_EDDSA (1 << 12) +#define PUBKEY_FLAG_GOST (1 << 13) +#define PUBKEY_FLAG_NO_KEYTEST (1 << 14) +#define PUBKEY_FLAG_DJB_TWEAK (1 << 15) + + +enum pk_operation + { + PUBKEY_OP_ENCRYPT, + PUBKEY_OP_DECRYPT, + PUBKEY_OP_SIGN, + PUBKEY_OP_VERIFY + }; + +enum pk_encoding + { + PUBKEY_ENC_RAW, + PUBKEY_ENC_PKCS1, + PUBKEY_ENC_PKCS1_RAW, + PUBKEY_ENC_OAEP, + PUBKEY_ENC_PSS, + PUBKEY_ENC_UNKNOWN + }; + +struct pk_encoding_ctx +{ + enum pk_operation op; + unsigned int nbits; + + enum pk_encoding encoding; + int flags; + + int hash_algo; + + /* for OAEP */ + unsigned char *label; + size_t labellen; + + /* for PSS */ + size_t saltlen; + + int (* verify_cmp) (void *opaque, gcry_mpi_t tmp); + void *verify_arg; +}; + +#define CIPHER_INFO_NO_WEAK_KEY 1 + +#include "cipher-proto.h" + +/* The internal encryption modes. */ +enum gcry_cipher_internal_modes + { + GCRY_CIPHER_MODE_INTERNAL = 0x10000, + GCRY_CIPHER_MODE_CMAC = 0x10000 + 1 /* Cipher-based MAC. */ + }; + + +/*-- cipher.c --*/ +gcry_err_code_t _gcry_cipher_open_internal (gcry_cipher_hd_t *handle, + int algo, int mode, + unsigned int flags); + +/*-- cipher-cmac.c --*/ +gcry_err_code_t _gcry_cipher_cmac_authenticate +/* */ (gcry_cipher_hd_t c, const unsigned char *abuf, size_t abuflen); +gcry_err_code_t _gcry_cipher_cmac_get_tag +/* */ (gcry_cipher_hd_t c, + unsigned char *outtag, size_t taglen); +gcry_err_code_t _gcry_cipher_cmac_check_tag +/* */ (gcry_cipher_hd_t c, + const unsigned char *intag, size_t taglen); +gcry_err_code_t _gcry_cipher_cmac_set_subkeys +/* */ (gcry_cipher_hd_t c); + +/*-- rmd160.c --*/ +void _gcry_rmd160_hash_buffer (void *outbuf, + const void *buffer, size_t length); +/*-- sha1.c --*/ +void _gcry_sha1_hash_buffer (void *outbuf, + const void *buffer, size_t length); +void _gcry_sha1_hash_buffers (void *outbuf, + const gcry_buffer_t *iov, int iovcnt); + +/*-- sha256.c --*/ +void _gcry_sha256_hash_buffer (void *outbuf, + const void *buffer, size_t length); +void _gcry_sha256_hash_buffers (void *outbuf, + const gcry_buffer_t *iov, int iovcnt); + +/*-- sha512.c --*/ +void _gcry_sha512_hash_buffer (void *outbuf, + const void *buffer, size_t length); +void _gcry_sha512_hash_buffers (void *outbuf, + const gcry_buffer_t *iov, int iovcnt); + +/*-- blake2.c --*/ +gcry_err_code_t _gcry_blake2_init_with_key(void *ctx, unsigned int flags, + const unsigned char *key, + size_t keylen, int algo); + +/*-- rijndael.c --*/ +void _gcry_aes_cfb_enc (void *context, unsigned char *iv, + void *outbuf, const void *inbuf, + size_t nblocks); +void _gcry_aes_cfb_dec (void *context, unsigned char *iv, + void *outbuf_arg, const void *inbuf_arg, + size_t nblocks); +void _gcry_aes_cbc_enc (void *context, unsigned char *iv, + void *outbuf_arg, const void *inbuf_arg, + size_t nblocks, int cbc_mac); +void _gcry_aes_cbc_dec (void *context, unsigned char *iv, + void *outbuf_arg, const void *inbuf_arg, + size_t nblocks); +void _gcry_aes_ctr_enc (void *context, unsigned char *ctr, + void *outbuf_arg, const void *inbuf_arg, + size_t nblocks); +size_t _gcry_aes_ocb_crypt (gcry_cipher_hd_t c, void *outbuf_arg, + const void *inbuf_arg, size_t nblocks, int encrypt); +size_t _gcry_aes_ocb_auth (gcry_cipher_hd_t c, const void *abuf_arg, + size_t nblocks); + +/*-- blowfish.c --*/ +void _gcry_blowfish_cfb_dec (void *context, unsigned char *iv, + void *outbuf_arg, const void *inbuf_arg, + size_t nblocks); + +void _gcry_blowfish_cbc_dec (void *context, unsigned char *iv, + void *outbuf_arg, const void *inbuf_arg, + size_t nblocks); + +void _gcry_blowfish_ctr_enc (void *context, unsigned char *ctr, + void *outbuf_arg, const void *inbuf_arg, + size_t nblocks); + +/*-- cast5.c --*/ +void _gcry_cast5_cfb_dec (void *context, unsigned char *iv, + void *outbuf_arg, const void *inbuf_arg, + size_t nblocks); + +void _gcry_cast5_cbc_dec (void *context, unsigned char *iv, + void *outbuf_arg, const void *inbuf_arg, + size_t nblocks); + +void _gcry_cast5_ctr_enc (void *context, unsigned char *ctr, + void *outbuf_arg, const void *inbuf_arg, + size_t nblocks); + +/*-- camellia-glue.c --*/ +void _gcry_camellia_ctr_enc (void *context, unsigned char *ctr, + void *outbuf_arg, const void *inbuf_arg, + size_t nblocks); +void _gcry_camellia_cbc_dec (void *context, unsigned char *iv, + void *outbuf_arg, const void *inbuf_arg, + size_t nblocks); +void _gcry_camellia_cfb_dec (void *context, unsigned char *iv, + void *outbuf_arg, const void *inbuf_arg, + size_t nblocks); +size_t _gcry_camellia_ocb_crypt (gcry_cipher_hd_t c, void *outbuf_arg, + const void *inbuf_arg, size_t nblocks, + int encrypt); +size_t _gcry_camellia_ocb_auth (gcry_cipher_hd_t c, const void *abuf_arg, + size_t nblocks); + +/*-- des.c --*/ +void _gcry_3des_ctr_enc (void *context, unsigned char *ctr, + void *outbuf_arg, const void *inbuf_arg, + size_t nblocks); + +void _gcry_3des_cbc_dec (void *context, unsigned char *iv, + void *outbuf_arg, const void *inbuf_arg, + size_t nblocks); + +void _gcry_3des_cfb_dec (void *context, unsigned char *iv, + void *outbuf_arg, const void *inbuf_arg, + size_t nblocks); + +/*-- serpent.c --*/ +void _gcry_serpent_ctr_enc (void *context, unsigned char *ctr, + void *outbuf_arg, const void *inbuf_arg, + size_t nblocks); +void _gcry_serpent_cbc_dec (void *context, unsigned char *iv, + void *outbuf_arg, const void *inbuf_arg, + size_t nblocks); +void _gcry_serpent_cfb_dec (void *context, unsigned char *iv, + void *outbuf_arg, const void *inbuf_arg, + size_t nblocks); +size_t _gcry_serpent_ocb_crypt (gcry_cipher_hd_t c, void *outbuf_arg, + const void *inbuf_arg, size_t nblocks, + int encrypt); +size_t _gcry_serpent_ocb_auth (gcry_cipher_hd_t c, const void *abuf_arg, + size_t nblocks); + +/*-- twofish.c --*/ +void _gcry_twofish_ctr_enc (void *context, unsigned char *ctr, + void *outbuf_arg, const void *inbuf_arg, + size_t nblocks); +void _gcry_twofish_cbc_dec (void *context, unsigned char *iv, + void *outbuf_arg, const void *inbuf_arg, + size_t nblocks); +void _gcry_twofish_cfb_dec (void *context, unsigned char *iv, + void *outbuf_arg, const void *inbuf_arg, + size_t nblocks); +size_t _gcry_twofish_ocb_crypt (gcry_cipher_hd_t c, void *outbuf_arg, + const void *inbuf_arg, size_t nblocks, + int encrypt); +size_t _gcry_twofish_ocb_auth (gcry_cipher_hd_t c, const void *abuf_arg, + size_t nblocks); + +/*-- dsa.c --*/ +void _gcry_register_pk_dsa_progress (gcry_handler_progress_t cbc, void *cb_data); + +/*-- elgamal.c --*/ +void _gcry_register_pk_elg_progress (gcry_handler_progress_t cb, + void *cb_data); + + +/*-- ecc.c --*/ +void _gcry_register_pk_ecc_progress (gcry_handler_progress_t cbc, + void *cb_data); + + +/*-- primegen.c --*/ +void _gcry_register_primegen_progress (gcry_handler_progress_t cb, + void *cb_data); + +/*-- pubkey.c --*/ + +/* Declarations for the cipher specifications. */ +extern gcry_cipher_spec_t _gcry_cipher_spec_blowfish; +extern gcry_cipher_spec_t _gcry_cipher_spec_des; +extern gcry_cipher_spec_t _gcry_cipher_spec_tripledes; +extern gcry_cipher_spec_t _gcry_cipher_spec_arcfour; +extern gcry_cipher_spec_t _gcry_cipher_spec_cast5; +extern gcry_cipher_spec_t _gcry_cipher_spec_aes; +extern gcry_cipher_spec_t _gcry_cipher_spec_aes192; +extern gcry_cipher_spec_t _gcry_cipher_spec_aes256; +extern gcry_cipher_spec_t _gcry_cipher_spec_twofish; +extern gcry_cipher_spec_t _gcry_cipher_spec_twofish128; +extern gcry_cipher_spec_t _gcry_cipher_spec_serpent128; +extern gcry_cipher_spec_t _gcry_cipher_spec_serpent192; +extern gcry_cipher_spec_t _gcry_cipher_spec_serpent256; +extern gcry_cipher_spec_t _gcry_cipher_spec_rfc2268_40; +extern gcry_cipher_spec_t _gcry_cipher_spec_rfc2268_128; +extern gcry_cipher_spec_t _gcry_cipher_spec_seed; +extern gcry_cipher_spec_t _gcry_cipher_spec_camellia128; +extern gcry_cipher_spec_t _gcry_cipher_spec_camellia192; +extern gcry_cipher_spec_t _gcry_cipher_spec_camellia256; +extern gcry_cipher_spec_t _gcry_cipher_spec_idea; +extern gcry_cipher_spec_t _gcry_cipher_spec_salsa20; +extern gcry_cipher_spec_t _gcry_cipher_spec_salsa20r12; +extern gcry_cipher_spec_t _gcry_cipher_spec_gost28147; +extern gcry_cipher_spec_t _gcry_cipher_spec_chacha20; + +/* Declarations for the digest specifications. */ +extern gcry_md_spec_t _gcry_digest_spec_crc32; +extern gcry_md_spec_t _gcry_digest_spec_crc32_rfc1510; +extern gcry_md_spec_t _gcry_digest_spec_crc24_rfc2440; +extern gcry_md_spec_t _gcry_digest_spec_gost3411_94; +extern gcry_md_spec_t _gcry_digest_spec_gost3411_cp; +extern gcry_md_spec_t _gcry_digest_spec_stribog_256; +extern gcry_md_spec_t _gcry_digest_spec_stribog_512; +extern gcry_md_spec_t _gcry_digest_spec_md2; +extern gcry_md_spec_t _gcry_digest_spec_md4; +extern gcry_md_spec_t _gcry_digest_spec_md5; +extern gcry_md_spec_t _gcry_digest_spec_rmd160; +extern gcry_md_spec_t _gcry_digest_spec_sha1; +extern gcry_md_spec_t _gcry_digest_spec_sha224; +extern gcry_md_spec_t _gcry_digest_spec_sha256; +extern gcry_md_spec_t _gcry_digest_spec_sha384; +extern gcry_md_spec_t _gcry_digest_spec_sha512; +extern gcry_md_spec_t _gcry_digest_spec_sha3_224; +extern gcry_md_spec_t _gcry_digest_spec_sha3_256; +extern gcry_md_spec_t _gcry_digest_spec_sha3_512; +extern gcry_md_spec_t _gcry_digest_spec_sha3_384; +extern gcry_md_spec_t _gcry_digest_spec_shake128; +extern gcry_md_spec_t _gcry_digest_spec_shake256; +extern gcry_md_spec_t _gcry_digest_spec_tiger; +extern gcry_md_spec_t _gcry_digest_spec_tiger1; +extern gcry_md_spec_t _gcry_digest_spec_tiger2; +extern gcry_md_spec_t _gcry_digest_spec_whirlpool; +extern gcry_md_spec_t _gcry_digest_spec_blake2b_512; +extern gcry_md_spec_t _gcry_digest_spec_blake2b_384; +extern gcry_md_spec_t _gcry_digest_spec_blake2b_256; +extern gcry_md_spec_t _gcry_digest_spec_blake2b_160; +extern gcry_md_spec_t _gcry_digest_spec_blake2s_256; +extern gcry_md_spec_t _gcry_digest_spec_blake2s_224; +extern gcry_md_spec_t _gcry_digest_spec_blake2s_160; +extern gcry_md_spec_t _gcry_digest_spec_blake2s_128; + +/* Declarations for the pubkey cipher specifications. */ +extern gcry_pk_spec_t _gcry_pubkey_spec_rsa; +extern gcry_pk_spec_t _gcry_pubkey_spec_elg; +extern gcry_pk_spec_t _gcry_pubkey_spec_elg_e; +extern gcry_pk_spec_t _gcry_pubkey_spec_dsa; +extern gcry_pk_spec_t _gcry_pubkey_spec_ecc; + + +#endif /*G10_CIPHER_H*/ |