libssh  0.8.3
The SSH library
wrapper.h
1 /*
2  * This file is part of the SSH Library
3  *
4  * Copyright (c) 2009 by Aris Adamantiadis
5  *
6  * This library is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU Lesser General Public
8  * License as published by the Free Software Foundation; either
9  * version 2.1 of the License, or (at your option) any later version.
10  *
11  * This library is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14  * Lesser General Public License for more details.
15  *
16  * You should have received a copy of the GNU Lesser General Public
17  * License along with this library; if not, write to the Free Software
18  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
19  */
20 
21 #ifndef WRAPPER_H_
22 #define WRAPPER_H_
23 
24 #include "config.h"
25 #include "libssh/libssh.h"
26 #include "libssh/libcrypto.h"
27 #include "libssh/libgcrypt.h"
28 #include "libssh/libmbedcrypto.h"
29 
30 enum ssh_digest_e {
31  SSH_DIGEST_AUTO=0,
32  SSH_DIGEST_SHA1=1,
33  SSH_DIGEST_SHA256,
34  SSH_DIGEST_SHA512
35 };
36 
37 enum ssh_mac_e {
38  SSH_MAC_SHA1=1,
39  SSH_MAC_SHA256,
40  SSH_MAC_SHA384,
41  SSH_MAC_SHA512
42 };
43 
44 enum ssh_hmac_e {
45  SSH_HMAC_SHA1 = 1,
46  SSH_HMAC_SHA256,
47  SSH_HMAC_SHA384,
48  SSH_HMAC_SHA512,
49  SSH_HMAC_MD5,
50  SSH_HMAC_AEAD_POLY1305
51 };
52 
53 enum ssh_des_e {
54  SSH_3DES,
55  SSH_DES
56 };
57 
59  const char* name;
60  enum ssh_hmac_e hmac_type;
61 };
62 
63 struct ssh_cipher_struct;
64 
65 typedef struct ssh_mac_ctx_struct *ssh_mac_ctx;
66 MD5CTX md5_init(void);
67 void md5_update(MD5CTX c, const void *data, unsigned long len);
68 void md5_final(unsigned char *md,MD5CTX c);
69 
70 SHACTX sha1_init(void);
71 void sha1_update(SHACTX c, const void *data, unsigned long len);
72 void sha1_final(unsigned char *md,SHACTX c);
73 void sha1(unsigned char *digest,int len,unsigned char *hash);
74 
75 SHA256CTX sha256_init(void);
76 void sha256_update(SHA256CTX c, const void *data, unsigned long len);
77 void sha256_final(unsigned char *md,SHA256CTX c);
78 void sha256(unsigned char *digest, int len, unsigned char *hash);
79 
80 SHA384CTX sha384_init(void);
81 void sha384_update(SHA384CTX c, const void *data, unsigned long len);
82 void sha384_final(unsigned char *md,SHA384CTX c);
83 void sha384(unsigned char *digest, int len, unsigned char *hash);
84 
85 SHA512CTX sha512_init(void);
86 void sha512_update(SHA512CTX c, const void *data, unsigned long len);
87 void sha512_final(unsigned char *md,SHA512CTX c);
88 void sha512(unsigned char *digest, int len, unsigned char *hash);
89 
90 void evp(int nid, unsigned char *digest, int len, unsigned char *hash, unsigned int *hlen);
91 EVPCTX evp_init(int nid);
92 void evp_update(EVPCTX ctx, const void *data, unsigned long len);
93 void evp_final(EVPCTX ctx, unsigned char *md, unsigned int *mdlen);
94 
95 ssh_mac_ctx ssh_mac_ctx_init(enum ssh_mac_e type);
96 void ssh_mac_update(ssh_mac_ctx ctx, const void *data, unsigned long len);
97 void ssh_mac_final(unsigned char *md, ssh_mac_ctx ctx);
98 
99 HMACCTX hmac_init(const void *key,int len, enum ssh_hmac_e type);
100 void hmac_update(HMACCTX c, const void *data, unsigned long len);
101 void hmac_final(HMACCTX ctx,unsigned char *hashmacbuf,unsigned int *len);
102 size_t hmac_digest_len(enum ssh_hmac_e type);
103 
104 int crypt_set_algorithms_client(ssh_session session);
105 int crypt_set_algorithms_server(ssh_session session);
106 struct ssh_crypto_struct *crypto_new(void);
107 void crypto_free(struct ssh_crypto_struct *crypto);
108 
109 void ssh_reseed(void);
110 int ssh_crypto_init(void);
111 void ssh_crypto_finalize(void);
112 
113 void ssh_cipher_clear(struct ssh_cipher_struct *cipher);
114 struct ssh_hmac_struct *ssh_get_hmactab(void);
115 struct ssh_cipher_struct *ssh_get_ciphertab(void);
116 const char *ssh_hmac_type_to_string(enum ssh_hmac_e hmac_type);
117 
118 #endif /* WRAPPER_H_ */
Definition: crypto.h:84
Definition: session.h:102
Definition: wrapper.h:58
Definition: crypto.h:131