[openssh.git] / authfd.h

/*	$OpenBSD: authfd.h,v 1.30 2002/06/19 00:27:55 deraadt Exp $	*/

/*
 * Author: Tatu Ylonen <ylo@cs.hut.fi>
 * Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
 *                    All rights reserved
 * Functions to interface with the SSH_AUTHENTICATION_FD socket.
 *
 * As far as I am concerned, the code I have written for this software
 * can be used freely for any purpose.  Any derived versions of this
 * software must be clearly marked as such, and if the derived work is
 * incompatible with the protocol description in the RFC file, it must be
 * called by a name other than "ssh" or "Secure Shell".
 */

#ifndef AUTHFD_H
#define AUTHFD_H

#include "buffer.h"

/* Messages for the authentication agent connection. */
#define SSH_AGENTC_REQUEST_RSA_IDENTITIES	1
#define SSH_AGENT_RSA_IDENTITIES_ANSWER		2
#define SSH_AGENTC_RSA_CHALLENGE		3
#define SSH_AGENT_RSA_RESPONSE			4
#define SSH_AGENT_FAILURE			5
#define SSH_AGENT_SUCCESS			6
#define SSH_AGENTC_ADD_RSA_IDENTITY		7
#define SSH_AGENTC_REMOVE_RSA_IDENTITY		8
#define SSH_AGENTC_REMOVE_ALL_RSA_IDENTITIES	9

/* private OpenSSH extensions for SSH2 */
#define SSH2_AGENTC_REQUEST_IDENTITIES		11
#define SSH2_AGENT_IDENTITIES_ANSWER		12
#define SSH2_AGENTC_SIGN_REQUEST		13
#define SSH2_AGENT_SIGN_RESPONSE		14
#define SSH2_AGENTC_ADD_IDENTITY		17
#define SSH2_AGENTC_REMOVE_IDENTITY		18
#define SSH2_AGENTC_REMOVE_ALL_IDENTITIES	19

/* smartcard */
#define SSH_AGENTC_ADD_SMARTCARD_KEY		20
#define SSH_AGENTC_REMOVE_SMARTCARD_KEY		21

/* lock/unlock the agent */
#define SSH_AGENTC_LOCK				22
#define SSH_AGENTC_UNLOCK			23

/* add key with constraints */
#define SSH_AGENTC_ADD_RSA_ID_CONSTRAINED	24
#define SSH2_AGENTC_ADD_ID_CONSTRAINED		25

#define	SSH_AGENT_CONSTRAIN_LIFETIME		1

/* extended failure messages */
#define SSH2_AGENT_FAILURE			30

/* additional error code for ssh.com's ssh-agent2 */
#define SSH_COM_AGENT2_FAILURE			102

#define	SSH_AGENT_OLD_SIGNATURE			0x01

typedef struct {
	int	fd;
	Buffer	identities;
	int	howmany;
}	AuthenticationConnection;

int	ssh_get_authentication_socket(void);
void	ssh_close_authentication_socket(int);

AuthenticationConnection *ssh_get_authentication_connection(void);
void	ssh_close_authentication_connection(AuthenticationConnection *);
int	 ssh_get_num_identities(AuthenticationConnection *, int);
Key	*ssh_get_first_identity(AuthenticationConnection *, char **, int);
Key	*ssh_get_next_identity(AuthenticationConnection *, char **, int);
int	 ssh_add_identity(AuthenticationConnection *, Key *, const char *);
int	 ssh_add_identity_constrained(AuthenticationConnection *, Key *, const char *, u_int);
int	 ssh_remove_identity(AuthenticationConnection *, Key *);
int	 ssh_remove_all_identities(AuthenticationConnection *, int);
int	 ssh_lock_agent(AuthenticationConnection *, int, const char *);
int	 ssh_update_card(AuthenticationConnection *, int, const char *, const char *);

int
ssh_decrypt_challenge(AuthenticationConnection *, Key *, BIGNUM *, u_char[16],
    u_int, u_char[16]);

int
ssh_agent_sign(AuthenticationConnection *, Key *, u_char **, u_int *, u_char *,
    u_int);

#endif				/* AUTHFD_H */
Commit	Line	Data
7203d6bb	1	/* $OpenBSD: authfd.h,v 1.30 2002/06/19 00:27:55 deraadt Exp $ */
93c3b6de	2
8efc0c15	3	/*
5260325f	4	* Author: Tatu Ylonen <ylo@cs.hut.fi>
5260325f	5	* Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
5260325f	6	* All rights reserved
5260325f	7	* Functions to interface with the SSH_AUTHENTICATION_FD socket.
6ae2364d	8	*
bcbf86ec	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".
5260325f	14	*/
8efc0c15	15
8efc0c15	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
94ec8c6b	32	/* private OpenSSH extensions for SSH2 */
4c8722d9	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
4c8722d9	37	#define SSH2_AGENTC_ADD_IDENTITY 17
	38	#define SSH2_AGENTC_REMOVE_IDENTITY 18
	39	#define SSH2_AGENTC_REMOVE_ALL_IDENTITIES 19
	40
983def13	41	/* smartcard */
983def13	42	#define SSH_AGENTC_ADD_SMARTCARD_KEY 20
7203d6bb	43	#define SSH_AGENTC_REMOVE_SMARTCARD_KEY 21
983def13	44
3db7f994	45	/* lock/unlock the agent */
3db7f994	46	#define SSH_AGENTC_LOCK 22
7203d6bb	47	#define SSH_AGENTC_UNLOCK 23
3db7f994	48
ee900f87	49	/* add key with constraints */
	50	#define SSH_AGENTC_ADD_RSA_ID_CONSTRAINED 24
	51	#define SSH2_AGENTC_ADD_ID_CONSTRAINED 25
37500e74	52
405e0c5e	53	#define SSH_AGENT_CONSTRAIN_LIFETIME 1
264572cc	54
65e683bd	55	/* extended failure messages */
	56	#define SSH2_AGENT_FAILURE 30
	57
94ec8c6b	58	/* additional error code for ssh.com's ssh-agent2 */
7203d6bb	59	#define SSH_COM_AGENT2_FAILURE 102
94ec8c6b	60
188adeb2	61	#define SSH_AGENT_OLD_SIGNATURE 0x01
188adeb2	62
5260325f	63	typedef struct {
7203d6bb	64	int fd;
	65	Buffer identities;
	66	int howmany;
	67	} AuthenticationConnection;
2e73a022	68
7203d6bb	69	int ssh_get_authentication_socket(void);
7203d6bb	70	void ssh_close_authentication_socket(int);
8efc0c15	71
1e3b8b07	72	AuthenticationConnection *ssh_get_authentication_connection(void);
7203d6bb	73	void ssh_close_authentication_connection(AuthenticationConnection *);
255cabd9	74	int ssh_get_num_identities(AuthenticationConnection *, int);
2a1e4639	75	Key ssh_get_first_identity(AuthenticationConnection , char **, int);
2a1e4639	76	Key ssh_get_next_identity(AuthenticationConnection , char **, int);
255cabd9	77	int ssh_add_identity(AuthenticationConnection , Key , const char *);
ee900f87	78	int ssh_add_identity_constrained(AuthenticationConnection , Key , const char *, u_int);
9ff6f66f	79	int ssh_remove_identity(AuthenticationConnection , Key );
255cabd9	80	int ssh_remove_all_identities(AuthenticationConnection *, int);
3db7f994	81	int ssh_lock_agent(AuthenticationConnection , int, const char );
76139bd8	82	int ssh_update_card(AuthenticationConnection , int, const char , const char *);
8efc0c15	83
6ae2364d	84	int
2a1e4639	85	ssh_decrypt_challenge(AuthenticationConnection , Key , BIGNUM *, u_char[16],
2a1e4639	86	u_int, u_char[16]);
8efc0c15	87
6ae2364d	88	int
c66f9d0e	89	ssh_agent_sign(AuthenticationConnection , Key , u_char *, u_int , u_char *,
c66f9d0e	90	u_int);
8efc0c15	91
5260325f	92	#endif /* AUTHFD_H */