1/* $OpenBSD: authfd.h,v 1.34 2003/11/21 11:57:03 djm 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#include "buffer.h"
20
21/* Messages for the authentication agent connection. */
22#define SSH_AGENTC_REQUEST_RSA_IDENTITIES 1
23#define SSH_AGENT_RSA_IDENTITIES_ANSWER 2
24#define SSH_AGENTC_RSA_CHALLENGE 3
25#define SSH_AGENT_RSA_RESPONSE 4
26#define SSH_AGENT_FAILURE 5
27#define SSH_AGENT_SUCCESS 6
28#define SSH_AGENTC_ADD_RSA_IDENTITY 7
29#define SSH_AGENTC_REMOVE_RSA_IDENTITY 8
30#define SSH_AGENTC_REMOVE_ALL_RSA_IDENTITIES 9
31
32/* private OpenSSH extensions for SSH2 */
33#define SSH2_AGENTC_REQUEST_IDENTITIES 11
34#define SSH2_AGENT_IDENTITIES_ANSWER 12
35#define SSH2_AGENTC_SIGN_REQUEST 13
36#define SSH2_AGENT_SIGN_RESPONSE 14
37#define SSH2_AGENTC_ADD_IDENTITY 17
38#define SSH2_AGENTC_REMOVE_IDENTITY 18
39#define SSH2_AGENTC_REMOVE_ALL_IDENTITIES 19
40
41/* smartcard */
42#define SSH_AGENTC_ADD_SMARTCARD_KEY 20
43#define SSH_AGENTC_REMOVE_SMARTCARD_KEY 21
44
45/* lock/unlock the agent */
46#define SSH_AGENTC_LOCK 22
47#define SSH_AGENTC_UNLOCK 23
48
49/* add key with constraints */
50#define SSH_AGENTC_ADD_RSA_ID_CONSTRAINED 24
51#define SSH2_AGENTC_ADD_ID_CONSTRAINED 25
52#define SSH_AGENTC_ADD_SMARTCARD_KEY_CONSTRAINED 26
53
54#define SSH_AGENT_CONSTRAIN_LIFETIME 1
55#define SSH_AGENT_CONSTRAIN_CONFIRM 2
56
57/* extended failure messages */
58#define SSH2_AGENT_FAILURE 30
59
60/* additional error code for ssh.com's ssh-agent2 */
61#define SSH_COM_AGENT2_FAILURE 102
62
63#define SSH_AGENT_OLD_SIGNATURE 0x01
64
65typedef struct {
66 int fd;
67 Buffer identities;
68 int howmany;
69} AuthenticationConnection;
70
71int ssh_agent_present(void);
72int ssh_get_authentication_socket(void);
73void ssh_close_authentication_socket(int);
74
75AuthenticationConnection *ssh_get_authentication_connection(void);
76void ssh_close_authentication_connection(AuthenticationConnection *);
77int ssh_get_num_identities(AuthenticationConnection *, int);
78Key *ssh_get_first_identity(AuthenticationConnection *, char **, int);
79Key *ssh_get_next_identity(AuthenticationConnection *, char **, int);
80int ssh_add_identity(AuthenticationConnection *, Key *, const char *);
81int ssh_add_identity_constrained(AuthenticationConnection *, Key *,
82 const char *, u_int, u_int);
83int ssh_remove_identity(AuthenticationConnection *, Key *);
84int ssh_remove_all_identities(AuthenticationConnection *, int);
85int ssh_lock_agent(AuthenticationConnection *, int, const char *);
86int ssh_update_card(AuthenticationConnection *, int, const char *,
87 const char *, u_int, u_int);
88
89int
90ssh_decrypt_challenge(AuthenticationConnection *, Key *, BIGNUM *, u_char[16],
91 u_int, u_char[16]);
92
93int
94ssh_agent_sign(AuthenticationConnection *, Key *, u_char **, u_int *, u_char *,
95 u_int);
96
97#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#include "buffer.h"
20
21/* Messages for the authentication agent connection. */
22#define SSH_AGENTC_REQUEST_RSA_IDENTITIES 1
23#define SSH_AGENT_RSA_IDENTITIES_ANSWER 2
24#define SSH_AGENTC_RSA_CHALLENGE 3
25#define SSH_AGENT_RSA_RESPONSE 4
26#define SSH_AGENT_FAILURE 5
27#define SSH_AGENT_SUCCESS 6
28#define SSH_AGENTC_ADD_RSA_IDENTITY 7
29#define SSH_AGENTC_REMOVE_RSA_IDENTITY 8
30#define SSH_AGENTC_REMOVE_ALL_RSA_IDENTITIES 9
31
32/* private OpenSSH extensions for SSH2 */
33#define SSH2_AGENTC_REQUEST_IDENTITIES 11
34#define SSH2_AGENT_IDENTITIES_ANSWER 12
35#define SSH2_AGENTC_SIGN_REQUEST 13
36#define SSH2_AGENT_SIGN_RESPONSE 14
37#define SSH2_AGENTC_ADD_IDENTITY 17
38#define SSH2_AGENTC_REMOVE_IDENTITY 18
39#define SSH2_AGENTC_REMOVE_ALL_IDENTITIES 19
40
41/* smartcard */
42#define SSH_AGENTC_ADD_SMARTCARD_KEY 20
43#define SSH_AGENTC_REMOVE_SMARTCARD_KEY 21
44
45/* lock/unlock the agent */
46#define SSH_AGENTC_LOCK 22
47#define SSH_AGENTC_UNLOCK 23
48
49/* add key with constraints */
50#define SSH_AGENTC_ADD_RSA_ID_CONSTRAINED 24
51#define SSH2_AGENTC_ADD_ID_CONSTRAINED 25
52#define SSH_AGENTC_ADD_SMARTCARD_KEY_CONSTRAINED 26
53
54#define SSH_AGENT_CONSTRAIN_LIFETIME 1
55#define SSH_AGENT_CONSTRAIN_CONFIRM 2
56
57/* extended failure messages */
58#define SSH2_AGENT_FAILURE 30
59
60/* additional error code for ssh.com's ssh-agent2 */
61#define SSH_COM_AGENT2_FAILURE 102
62
63#define SSH_AGENT_OLD_SIGNATURE 0x01
64
65typedef struct {
66 int fd;
67 Buffer identities;
68 int howmany;
69} AuthenticationConnection;
70
71int ssh_agent_present(void);
72int ssh_get_authentication_socket(void);
73void ssh_close_authentication_socket(int);
74
75AuthenticationConnection *ssh_get_authentication_connection(void);
76void ssh_close_authentication_connection(AuthenticationConnection *);
77int ssh_get_num_identities(AuthenticationConnection *, int);
78Key *ssh_get_first_identity(AuthenticationConnection *, char **, int);
79Key *ssh_get_next_identity(AuthenticationConnection *, char **, int);
80int ssh_add_identity(AuthenticationConnection *, Key *, const char *);
81int ssh_add_identity_constrained(AuthenticationConnection *, Key *,
82 const char *, u_int, u_int);
83int ssh_remove_identity(AuthenticationConnection *, Key *);
84int ssh_remove_all_identities(AuthenticationConnection *, int);
85int ssh_lock_agent(AuthenticationConnection *, int, const char *);
86int ssh_update_card(AuthenticationConnection *, int, const char *,
87 const char *, u_int, u_int);
88
89int
90ssh_decrypt_challenge(AuthenticationConnection *, Key *, BIGNUM *, u_char[16],
91 u_int, u_char[16]);
92
93int
94ssh_agent_sign(AuthenticationConnection *, Key *, u_char **, u_int *, u_char *,
95 u_int);
96
97#endif /* AUTHFD_H */