1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
|
/*
* Copyright (C) 2008, 2009, 2010 Simon Josefsson
* Copyright (C) 2006, 2007, The Written Word, Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms,
* with or without modification, are permitted provided
* that the following conditions are met:
*
* Redistributions of source code must retain the above
* copyright notice, this list of conditions and the
* following disclaimer.
*
* Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* Neither the name of the copyright holder nor the names
* of any other contributors may be used to endorse or
* promote products derived from this software without
* specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
* CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
* USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*/
#include <gcrypt.h>
#define LIBSSH2_MD5 1
#define LIBSSH2_HMAC_RIPEMD 1
#define LIBSSH2_AES 1
#define LIBSSH2_AES_CTR 1
#define LIBSSH2_BLOWFISH 1
#define LIBSSH2_RC4 1
#define LIBSSH2_CAST 1
#define LIBSSH2_3DES 1
#define LIBSSH2_RSA 1
#define LIBSSH2_DSA 1
#define MD5_DIGEST_LENGTH 16
#define SHA_DIGEST_LENGTH 20
#define _libssh2_random(buf, len) \
(gcry_randomize ((buf), (len), GCRY_STRONG_RANDOM), 1)
#define libssh2_sha1_ctx gcry_md_hd_t
#define libssh2_sha1_init(ctx) gcry_md_open (ctx, GCRY_MD_SHA1, 0);
#define libssh2_sha1_update(ctx, data, len) gcry_md_write (ctx, data, len)
#define libssh2_sha1_final(ctx, out) \
memcpy (out, gcry_md_read (ctx, 0), SHA_DIGEST_LENGTH), gcry_md_close (ctx)
#define libssh2_sha1(message, len, out) \
gcry_md_hash_buffer (GCRY_MD_SHA1, out, message, len)
#define libssh2_md5_ctx gcry_md_hd_t
/* returns 0 in case of failure */
#define libssh2_md5_init(ctx) \
(GPG_ERR_NO_ERROR == gcry_md_open (ctx, GCRY_MD_MD5, 0))
#define libssh2_md5_update(ctx, data, len) gcry_md_write (ctx, data, len)
#define libssh2_md5_final(ctx, out) \
memcpy (out, gcry_md_read (ctx, 0), MD5_DIGEST_LENGTH), gcry_md_close (ctx)
#define libssh2_md5(message, len, out) \
gcry_md_hash_buffer (GCRY_MD_MD5, out, message, len)
#define libssh2_hmac_ctx gcry_md_hd_t
#define libssh2_hmac_sha1_init(ctx, key, keylen) \
gcry_md_open (ctx, GCRY_MD_SHA1, GCRY_MD_FLAG_HMAC), \
gcry_md_setkey (*ctx, key, keylen)
#define libssh2_hmac_md5_init(ctx, key, keylen) \
gcry_md_open (ctx, GCRY_MD_MD5, GCRY_MD_FLAG_HMAC), \
gcry_md_setkey (*ctx, key, keylen)
#define libssh2_hmac_ripemd160_init(ctx, key, keylen) \
gcry_md_open (ctx, GCRY_MD_RMD160, GCRY_MD_FLAG_HMAC), \
gcry_md_setkey (*ctx, key, keylen)
#define libssh2_hmac_update(ctx, data, datalen) \
gcry_md_write (ctx, data, datalen)
#define libssh2_hmac_final(ctx, data) \
memcpy (data, gcry_md_read (ctx, 0), \
gcry_md_get_algo_dlen (gcry_md_get_algo (ctx)))
#define libssh2_hmac_cleanup(ctx) gcry_md_close (*ctx);
#define libssh2_crypto_init() gcry_control (GCRYCTL_DISABLE_SECMEM)
#define libssh2_crypto_exit()
#define libssh2_rsa_ctx struct gcry_sexp
#define _libssh2_rsa_free(rsactx) gcry_sexp_release (rsactx)
#define libssh2_dsa_ctx struct gcry_sexp
#define _libssh2_dsa_free(dsactx) gcry_sexp_release (dsactx)
#define _libssh2_cipher_type(name) int name
#define _libssh2_cipher_ctx gcry_cipher_hd_t
#define _libssh2_gcry_ciphermode(c,m) ((c << 8) | m)
#define _libssh2_gcry_cipher(c) (c >> 8)
#define _libssh2_gcry_mode(m) (m & 0xFF)
#define _libssh2_cipher_aes256ctr \
_libssh2_gcry_ciphermode(GCRY_CIPHER_AES256, GCRY_CIPHER_MODE_CTR)
#define _libssh2_cipher_aes192ctr \
_libssh2_gcry_ciphermode(GCRY_CIPHER_AES192, GCRY_CIPHER_MODE_CTR)
#define _libssh2_cipher_aes128ctr \
_libssh2_gcry_ciphermode(GCRY_CIPHER_AES128, GCRY_CIPHER_MODE_CTR)
#define _libssh2_cipher_aes256 \
_libssh2_gcry_ciphermode(GCRY_CIPHER_AES256, GCRY_CIPHER_MODE_CBC)
#define _libssh2_cipher_aes192 \
_libssh2_gcry_ciphermode(GCRY_CIPHER_AES192, GCRY_CIPHER_MODE_CBC)
#define _libssh2_cipher_aes128 \
_libssh2_gcry_ciphermode(GCRY_CIPHER_AES128, GCRY_CIPHER_MODE_CBC)
#define _libssh2_cipher_blowfish \
_libssh2_gcry_ciphermode(GCRY_CIPHER_BLOWFISH, GCRY_CIPHER_MODE_CBC)
#define _libssh2_cipher_arcfour \
_libssh2_gcry_ciphermode(GCRY_CIPHER_ARCFOUR, GCRY_CIPHER_MODE_STREAM)
#define _libssh2_cipher_cast5 \
_libssh2_gcry_ciphermode(GCRY_CIPHER_CAST5, GCRY_CIPHER_MODE_CBC)
#define _libssh2_cipher_3des \
_libssh2_gcry_ciphermode(GCRY_CIPHER_3DES, GCRY_CIPHER_MODE_CBC)
#define _libssh2_cipher_dtor(ctx) gcry_cipher_close(*(ctx))
#define _libssh2_bn struct gcry_mpi
#define _libssh2_bn_ctx int
#define _libssh2_bn_ctx_new() 0
#define _libssh2_bn_ctx_free(bnctx) ((void)0)
#define _libssh2_bn_init() gcry_mpi_new(0)
#define _libssh2_bn_rand(bn, bits, top, bottom) gcry_mpi_randomize (bn, bits, GCRY_WEAK_RANDOM)
#define _libssh2_bn_mod_exp(r, a, p, m, ctx) gcry_mpi_powm (r, a, p, m)
#define _libssh2_bn_set_word(bn, val) gcry_mpi_set_ui(bn, val)
#define _libssh2_bn_from_bin(bn, len, val) gcry_mpi_scan(&((bn)), GCRYMPI_FMT_USG, val, len, NULL)
#define _libssh2_bn_to_bin(bn, val) gcry_mpi_print (GCRYMPI_FMT_USG, val, _libssh2_bn_bytes(bn), NULL, bn)
#define _libssh2_bn_bytes(bn) (gcry_mpi_get_nbits (bn) / 8 + ((gcry_mpi_get_nbits (bn) % 8 == 0) ? 0 : 1))
#define _libssh2_bn_bits(bn) gcry_mpi_get_nbits (bn)
#define _libssh2_bn_free(bn) gcry_mpi_release(bn)
|
