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Commit	Line	Data
	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
	65	typedef struct {
	66	int fd;
	67	Buffer identities;
	68	int howmany;
	69	} AuthenticationConnection;
	70
	71	int ssh_agent_present(void);
	72	int ssh_get_authentication_socket(void);
	73	void ssh_close_authentication_socket(int);
	74
	75	AuthenticationConnection *ssh_get_authentication_connection(void);
	76	void ssh_close_authentication_connection(AuthenticationConnection *);
	77	int ssh_get_num_identities(AuthenticationConnection *, int);
	78	Key ssh_get_first_identity(AuthenticationConnection , char **, int);
	79	Key ssh_get_next_identity(AuthenticationConnection , char **, int);
	80	int ssh_add_identity(AuthenticationConnection , Key , const char *);
	81	int ssh_add_identity_constrained(AuthenticationConnection , Key ,
	82	const char *, u_int, u_int);
	83	int ssh_remove_identity(AuthenticationConnection , Key );
	84	int ssh_remove_all_identities(AuthenticationConnection *, int);
	85	int ssh_lock_agent(AuthenticationConnection , int, const char );
	86	int ssh_update_card(AuthenticationConnection , int, const char ,
	87	const char *, u_int, u_int);
	88
	89	int
	90	ssh_decrypt_challenge(AuthenticationConnection , Key , BIGNUM *, u_char[16],
	91	u_int, u_char[16]);
	92
	93	int
	94	ssh_agent_sign(AuthenticationConnection , Key , u_char *, u_int , u_char *,
	95	u_int);
	96
	97	#endif /* AUTHFD_H */