1/* $OpenBSD: authfd.h,v 1.36 2006/08/03 03:34:41 deraadt Exp $ */
2
3/*
4 * Author: Tatu Ylonen <ylo@cs.hut.fi>
5 * Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
6 * All rights reserved
7 * Functions to interface with the SSH_AUTHENTICATION_FD socket.
8 *
9 * As far as I am concerned, the code I have written for this software
10 * can be used freely for any purpose. Any derived versions of this
11 * software must be clearly marked as such, and if the derived work is
12 * incompatible with the protocol description in the RFC file, it must be
13 * called by a name other than "ssh" or "Secure Shell".
14 */
15
16#ifndef AUTHFD_H
17#define AUTHFD_H
18
19/* Messages for the authentication agent connection. */
20#define SSH_AGENTC_REQUEST_RSA_IDENTITIES 1
21#define SSH_AGENT_RSA_IDENTITIES_ANSWER 2
22#define SSH_AGENTC_RSA_CHALLENGE 3
23#define SSH_AGENT_RSA_RESPONSE 4
24#define SSH_AGENT_FAILURE 5
25#define SSH_AGENT_SUCCESS 6
26#define SSH_AGENTC_ADD_RSA_IDENTITY 7
27#define SSH_AGENTC_REMOVE_RSA_IDENTITY 8
28#define SSH_AGENTC_REMOVE_ALL_RSA_IDENTITIES 9
29
30/* private OpenSSH extensions for SSH2 */
31#define SSH2_AGENTC_REQUEST_IDENTITIES 11
32#define SSH2_AGENT_IDENTITIES_ANSWER 12
33#define SSH2_AGENTC_SIGN_REQUEST 13
34#define SSH2_AGENT_SIGN_RESPONSE 14
35#define SSH2_AGENTC_ADD_IDENTITY 17
36#define SSH2_AGENTC_REMOVE_IDENTITY 18
37#define SSH2_AGENTC_REMOVE_ALL_IDENTITIES 19
38
39/* smartcard */
40#define SSH_AGENTC_ADD_SMARTCARD_KEY 20
41#define SSH_AGENTC_REMOVE_SMARTCARD_KEY 21
42
43/* lock/unlock the agent */
44#define SSH_AGENTC_LOCK 22
45#define SSH_AGENTC_UNLOCK 23
46
47/* add key with constraints */
48#define SSH_AGENTC_ADD_RSA_ID_CONSTRAINED 24
49#define SSH2_AGENTC_ADD_ID_CONSTRAINED 25
50#define SSH_AGENTC_ADD_SMARTCARD_KEY_CONSTRAINED 26
51
52#define SSH_AGENT_CONSTRAIN_LIFETIME 1
53#define SSH_AGENT_CONSTRAIN_CONFIRM 2
54
55/* extended failure messages */
56#define SSH2_AGENT_FAILURE 30
57
58/* additional error code for ssh.com's ssh-agent2 */
59#define SSH_COM_AGENT2_FAILURE 102
60
61#define SSH_AGENT_OLD_SIGNATURE 0x01
62
63typedef struct {
64 int fd;
65 Buffer identities;
66 int howmany;
67} AuthenticationConnection;
68
69int ssh_agent_present(void);
70int ssh_get_authentication_socket(void);
71void ssh_close_authentication_socket(int);
72
73AuthenticationConnection *ssh_get_authentication_connection(void);
74void ssh_close_authentication_connection(AuthenticationConnection *);
75int ssh_get_num_identities(AuthenticationConnection *, int);
76Key *ssh_get_first_identity(AuthenticationConnection *, char **, int);
77Key *ssh_get_next_identity(AuthenticationConnection *, char **, int);
78int ssh_add_identity(AuthenticationConnection *, Key *, const char *);
79int ssh_add_identity_constrained(AuthenticationConnection *, Key *,
80 const char *, u_int, u_int);
81int ssh_remove_identity(AuthenticationConnection *, Key *);
82int ssh_remove_all_identities(AuthenticationConnection *, int);
83int ssh_lock_agent(AuthenticationConnection *, int, const char *);
84int ssh_update_card(AuthenticationConnection *, int, const char *,
85 const char *, u_int, u_int);
86
87int
88ssh_decrypt_challenge(AuthenticationConnection *, Key *, BIGNUM *, u_char[16],
89 u_int, u_char[16]);
90
91int
92ssh_agent_sign(AuthenticationConnection *, Key *, u_char **, u_int *, u_char *,
93 u_int);
94
95#endif /* AUTHFD_H */
2
3/*
4 * Author: Tatu Ylonen <ylo@cs.hut.fi>
5 * Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
6 * All rights reserved
7 * Functions to interface with the SSH_AUTHENTICATION_FD socket.
8 *
9 * As far as I am concerned, the code I have written for this software
10 * can be used freely for any purpose. Any derived versions of this
11 * software must be clearly marked as such, and if the derived work is
12 * incompatible with the protocol description in the RFC file, it must be
13 * called by a name other than "ssh" or "Secure Shell".
14 */
15
16#ifndef AUTHFD_H
17#define AUTHFD_H
18
19/* Messages for the authentication agent connection. */
20#define SSH_AGENTC_REQUEST_RSA_IDENTITIES 1
21#define SSH_AGENT_RSA_IDENTITIES_ANSWER 2
22#define SSH_AGENTC_RSA_CHALLENGE 3
23#define SSH_AGENT_RSA_RESPONSE 4
24#define SSH_AGENT_FAILURE 5
25#define SSH_AGENT_SUCCESS 6
26#define SSH_AGENTC_ADD_RSA_IDENTITY 7
27#define SSH_AGENTC_REMOVE_RSA_IDENTITY 8
28#define SSH_AGENTC_REMOVE_ALL_RSA_IDENTITIES 9
29
30/* private OpenSSH extensions for SSH2 */
31#define SSH2_AGENTC_REQUEST_IDENTITIES 11
32#define SSH2_AGENT_IDENTITIES_ANSWER 12
33#define SSH2_AGENTC_SIGN_REQUEST 13
34#define SSH2_AGENT_SIGN_RESPONSE 14
35#define SSH2_AGENTC_ADD_IDENTITY 17
36#define SSH2_AGENTC_REMOVE_IDENTITY 18
37#define SSH2_AGENTC_REMOVE_ALL_IDENTITIES 19
38
39/* smartcard */
40#define SSH_AGENTC_ADD_SMARTCARD_KEY 20
41#define SSH_AGENTC_REMOVE_SMARTCARD_KEY 21
42
43/* lock/unlock the agent */
44#define SSH_AGENTC_LOCK 22
45#define SSH_AGENTC_UNLOCK 23
46
47/* add key with constraints */
48#define SSH_AGENTC_ADD_RSA_ID_CONSTRAINED 24
49#define SSH2_AGENTC_ADD_ID_CONSTRAINED 25
50#define SSH_AGENTC_ADD_SMARTCARD_KEY_CONSTRAINED 26
51
52#define SSH_AGENT_CONSTRAIN_LIFETIME 1
53#define SSH_AGENT_CONSTRAIN_CONFIRM 2
54
55/* extended failure messages */
56#define SSH2_AGENT_FAILURE 30
57
58/* additional error code for ssh.com's ssh-agent2 */
59#define SSH_COM_AGENT2_FAILURE 102
60
61#define SSH_AGENT_OLD_SIGNATURE 0x01
62
63typedef struct {
64 int fd;
65 Buffer identities;
66 int howmany;
67} AuthenticationConnection;
68
69int ssh_agent_present(void);
70int ssh_get_authentication_socket(void);
71void ssh_close_authentication_socket(int);
72
73AuthenticationConnection *ssh_get_authentication_connection(void);
74void ssh_close_authentication_connection(AuthenticationConnection *);
75int ssh_get_num_identities(AuthenticationConnection *, int);
76Key *ssh_get_first_identity(AuthenticationConnection *, char **, int);
77Key *ssh_get_next_identity(AuthenticationConnection *, char **, int);
78int ssh_add_identity(AuthenticationConnection *, Key *, const char *);
79int ssh_add_identity_constrained(AuthenticationConnection *, Key *,
80 const char *, u_int, u_int);
81int ssh_remove_identity(AuthenticationConnection *, Key *);
82int ssh_remove_all_identities(AuthenticationConnection *, int);
83int ssh_lock_agent(AuthenticationConnection *, int, const char *);
84int ssh_update_card(AuthenticationConnection *, int, const char *,
85 const char *, u_int, u_int);
86
87int
88ssh_decrypt_challenge(AuthenticationConnection *, Key *, BIGNUM *, u_char[16],
89 u_int, u_char[16]);
90
91int
92ssh_agent_sign(AuthenticationConnection *, Key *, u_char **, u_int *, u_char *,
93 u_int);
94
95#endif /* AUTHFD_H */