mirror of
https://git.libssh.org/projects/libssh.git
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5c407d2f16
with all crypto backends Signed-off-by: Jakub Jelen <jjelen@redhat.com> Reviewed-by: Andreas Schneider <asn@cryptomilk.org>
139 lines
4.1 KiB
C
139 lines
4.1 KiB
C
/*
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* This file is part of the SSH Library
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*
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* Copyright (c) 2009 by Aris Adamantiadis
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library 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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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef WRAPPER_H_
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#define WRAPPER_H_
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#include <stdbool.h>
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#include "config.h"
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#include "libssh/libssh.h"
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#include "libssh/libcrypto.h"
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#include "libssh/libgcrypt.h"
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#include "libssh/libmbedcrypto.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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enum ssh_kdf_digest {
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SSH_KDF_SHA1=1,
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SSH_KDF_SHA256,
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SSH_KDF_SHA384,
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SSH_KDF_SHA512
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};
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enum ssh_hmac_e {
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SSH_HMAC_SHA1 = 1,
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SSH_HMAC_SHA256,
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SSH_HMAC_SHA512,
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SSH_HMAC_MD5,
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SSH_HMAC_AEAD_POLY1305,
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SSH_HMAC_AEAD_GCM,
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SSH_HMAC_NONE,
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};
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enum ssh_des_e {
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SSH_3DES,
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SSH_DES
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};
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struct ssh_hmac_struct {
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const char* name;
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enum ssh_hmac_e hmac_type;
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bool etm;
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};
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enum ssh_crypto_direction_e {
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SSH_DIRECTION_IN = 1,
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SSH_DIRECTION_OUT = 2,
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SSH_DIRECTION_BOTH = 3,
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};
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struct ssh_cipher_struct;
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struct ssh_crypto_struct;
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typedef struct ssh_mac_ctx_struct *ssh_mac_ctx;
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MD5CTX md5_init(void);
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void md5_ctx_free(MD5CTX);
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int md5_update(MD5CTX c, const void *data, size_t len);
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int md5_final(unsigned char *md, MD5CTX c);
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SHACTX sha1_init(void);
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void sha1_ctx_free(SHACTX);
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int sha1_update(SHACTX c, const void *data, size_t len);
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int sha1_final(unsigned char *md,SHACTX c);
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int sha1(const unsigned char *digest,size_t len, unsigned char *hash);
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SHA256CTX sha256_init(void);
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void sha256_ctx_free(SHA256CTX);
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int sha256_update(SHA256CTX c, const void *data, size_t len);
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int sha256_final(unsigned char *md,SHA256CTX c);
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int sha256(const unsigned char *digest, size_t len, unsigned char *hash);
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SHA384CTX sha384_init(void);
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void sha384_ctx_free(SHA384CTX);
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int sha384_update(SHA384CTX c, const void *data, size_t len);
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int sha384_final(unsigned char *md,SHA384CTX c);
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int sha384(const unsigned char *digest, size_t len, unsigned char *hash);
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SHA512CTX sha512_init(void);
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void sha512_ctx_free(SHA512CTX);
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int sha512_update(SHA512CTX c, const void *data, size_t len);
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int sha512_final(unsigned char *md,SHA512CTX c);
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int sha512(const unsigned char *digest, size_t len, unsigned char *hash);
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HMACCTX hmac_init(const void *key,size_t len, enum ssh_hmac_e type);
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int hmac_update(HMACCTX c, const void *data, size_t len);
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int hmac_final(HMACCTX ctx, unsigned char *hashmacbuf, size_t *len);
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size_t hmac_digest_len(enum ssh_hmac_e type);
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int ssh_kdf(struct ssh_crypto_struct *crypto,
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unsigned char *key, size_t key_len,
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uint8_t key_type, unsigned char *output,
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size_t requested_len);
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int crypt_set_algorithms_client(ssh_session session);
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int crypt_set_algorithms_server(ssh_session session);
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struct ssh_crypto_struct *crypto_new(void);
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void crypto_free(struct ssh_crypto_struct *crypto);
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void ssh_reseed(void);
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int ssh_crypto_init(void);
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void ssh_crypto_finalize(void);
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void ssh_cipher_clear(struct ssh_cipher_struct *cipher);
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struct ssh_hmac_struct *ssh_get_hmactab(void);
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struct ssh_cipher_struct *ssh_get_ciphertab(void);
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const char *ssh_hmac_type_to_string(enum ssh_hmac_e hmac_type, bool etm);
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#if defined(HAVE_LIBCRYPTO) && OPENSSL_VERSION_NUMBER >= 0x30000000L
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int evp_build_pkey(const char* name, OSSL_PARAM_BLD *param_bld, EVP_PKEY **pkey, int selection);
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int evp_dup_dsa_pkey(const ssh_key key, ssh_key new_key, int demote);
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int evp_dup_rsa_pkey(const ssh_key key, ssh_key new_key, int demote);
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int evp_dup_ecdsa_pkey(const ssh_key key, ssh_key new_key, int demote);
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#endif /* HAVE_LIBCRYPTO && OPENSSL_VERSION_NUMBER */
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#ifdef __cplusplus
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}
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#endif
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#endif /* WRAPPER_H_ */
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