[openssh.git] / monitor_wrap.h

/* $OpenBSD: monitor_wrap.h,v 1.22 2009/03/05 07:18:19 djm Exp $ */

/*
 * Copyright 2002 Niels Provos <provos@citi.umich.edu>
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#ifndef _MM_WRAP_H_
#define _MM_WRAP_H_

extern int use_privsep;
#define PRIVSEP(x)	(use_privsep ? mm_##x : x)

enum mm_keytype {MM_NOKEY, MM_HOSTKEY, MM_USERKEY, MM_RSAHOSTKEY, MM_RSAUSERKEY};

struct monitor;
struct mm_master;
struct Authctxt;

int mm_is_monitor(void);
DH *mm_choose_dh(int, int, int);
int mm_key_sign(Key *, u_char **, u_int *, u_char *, u_int);
void mm_inform_authserv(char *, char *);
struct passwd *mm_getpwnamallow(const char *);
char *mm_auth2_read_banner(void);
int mm_auth_password(struct Authctxt *, char *);
int mm_key_allowed(enum mm_keytype, char *, char *, Key *);
int mm_user_key_allowed(struct passwd *, Key *);
int mm_hostbased_key_allowed(struct passwd *, char *, char *, Key *);
int mm_auth_rhosts_rsa_key_allowed(struct passwd *, char *, char *, Key *);
int mm_key_verify(Key *, u_char *, u_int, u_char *, u_int);
int mm_auth_rsa_key_allowed(struct passwd *, BIGNUM *, Key **);
int mm_auth_rsa_verify_response(Key *, BIGNUM *, u_char *);
BIGNUM *mm_auth_rsa_generate_challenge(Key *);

#ifdef GSSAPI
OM_uint32 mm_ssh_gssapi_server_ctx(Gssctxt **, gss_OID);
OM_uint32 mm_ssh_gssapi_accept_ctx(Gssctxt *,
   gss_buffer_desc *, gss_buffer_desc *, OM_uint32 *);
int mm_ssh_gssapi_userok(char *user);
OM_uint32 mm_ssh_gssapi_checkmic(Gssctxt *, gss_buffer_t, gss_buffer_t);
#endif

#ifdef USE_PAM
void mm_start_pam(struct Authctxt *);
u_int mm_do_pam_account(void);
void *mm_sshpam_init_ctx(struct Authctxt *);
int mm_sshpam_query(void *, char **, char **, u_int *, char ***, u_int **);
int mm_sshpam_respond(void *, u_int, char **);
void mm_sshpam_free_ctx(void *);
#endif

#ifdef SSH_AUDIT_EVENTS
#include "audit.h"
void mm_audit_event(ssh_audit_event_t);
void mm_audit_run_command(const char *);
#endif

struct Session;
void mm_terminate(void);
int mm_pty_allocate(int *, int *, char *, size_t);
void mm_session_pty_cleanup2(struct Session *);

/* SSHv1 interfaces */
void mm_ssh1_session_id(u_char *);
int mm_ssh1_session_key(BIGNUM *);

/* Key export functions */
struct Newkeys *mm_newkeys_from_blob(u_char *, int);
int mm_newkeys_to_blob(int, u_char **, u_int *);

void monitor_apply_keystate(struct monitor *);
void mm_get_keystate(struct monitor *);
void mm_send_keystate(struct monitor*);

/* bsdauth */
int mm_bsdauth_query(void *, char **, char **, u_int *, char ***, u_int **);
int mm_bsdauth_respond(void *, u_int, char **);

/* skey */
int mm_skey_query(void *, char **, char **, u_int *, char ***, u_int **);
int mm_skey_respond(void *, u_int, char **);

/* jpake */
struct modp_group;
void mm_auth2_jpake_get_pwdata(struct Authctxt *, BIGNUM **, char **, char **);
void mm_jpake_step1(struct modp_group *, u_char **, u_int *,
    BIGNUM **, BIGNUM **, BIGNUM **, BIGNUM **,
    u_char **, u_int *, u_char **, u_int *);
void mm_jpake_step2(struct modp_group *, BIGNUM *,
    BIGNUM *, BIGNUM *, BIGNUM *, BIGNUM *,
    const u_char *, u_int, const u_char *, u_int,
    const u_char *, u_int, const u_char *, u_int,
    BIGNUM **, u_char **, u_int *);
void mm_jpake_key_confirm(struct modp_group *, BIGNUM *, BIGNUM *,
    BIGNUM *, BIGNUM *, BIGNUM *, BIGNUM *, BIGNUM *,
    const u_char *, u_int, const u_char *, u_int,
    const u_char *, u_int, const u_char *, u_int,
    BIGNUM **, u_char **, u_int *);
int mm_jpake_check_confirm(const BIGNUM *,
    const u_char *, u_int, const u_char *, u_int, const u_char *, u_int);


/* zlib allocation hooks */

void *mm_zalloc(struct mm_master *, u_int, u_int);
void mm_zfree(struct mm_master *, void *);
void mm_init_compression(struct mm_master *);

#endif /* _MM_WRAP_H_ */
Commit	Line	Data
5b01421b	1	/* $OpenBSD: monitor_wrap.h,v 1.22 2009/03/05 07:18:19 djm Exp $ */
8e4fd4a1	2
1853d1ef	3	/*
	4	* Copyright 2002 Niels Provos <provos@citi.umich.edu>
	5	* All rights reserved.
	6	*
	7	* Redistribution and use in source and binary forms, with or without
	8	* modification, are permitted provided that the following conditions
	9	* are met:
	10	* 1. Redistributions of source code must retain the above copyright
	11	* notice, this list of conditions and the following disclaimer.
	12	* 2. Redistributions in binary form must reproduce the above copyright
	13	* notice, this list of conditions and the following disclaimer in the
	14	* documentation and/or other materials provided with the distribution.
	15	*
	16	* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
	17	* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
	18	* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
	19	* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
	20	* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
	21	* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
	22	* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
	23	* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
	24	* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
	25	* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
	26	*/
	27
	28	#ifndef _MM_WRAP_H_
	29	#define _MM_WRAP_H_
b1842393	30
1853d1ef	31	extern int use_privsep;
	32	#define PRIVSEP(x) (use_privsep ? mm_##x : x)
	33
	34	enum mm_keytype {MM_NOKEY, MM_HOSTKEY, MM_USERKEY, MM_RSAHOSTKEY, MM_RSAUSERKEY};
	35
	36	struct monitor;
	37	struct mm_master;
1853d1ef	38	struct Authctxt;
1853d1ef	39
2362db19	40	int mm_is_monitor(void);
1853d1ef	41	DH *mm_choose_dh(int, int, int);
	42	int mm_key_sign(Key , u_char , u_int , u_char *, u_int);
	43	void mm_inform_authserv(char , char );
	44	struct passwd mm_getpwnamallow(const char );
343288b8	45	char *mm_auth2_read_banner(void);
1853d1ef	46	int mm_auth_password(struct Authctxt , char );
	47	int mm_key_allowed(enum mm_keytype, char , char , Key *);
	48	int mm_user_key_allowed(struct passwd , Key );
	49	int mm_hostbased_key_allowed(struct passwd , char , char , Key );
	50	int mm_auth_rhosts_rsa_key_allowed(struct passwd , char , char , Key );
	51	int mm_key_verify(Key , u_char , u_int, u_char *, u_int);
	52	int mm_auth_rsa_key_allowed(struct passwd , BIGNUM , Key **);
	53	int mm_auth_rsa_verify_response(Key , BIGNUM , u_char *);
	54	BIGNUM mm_auth_rsa_generate_challenge(Key );
	55
7364bd04	56	#ifdef GSSAPI
ca75d7de	57	OM_uint32 mm_ssh_gssapi_server_ctx(Gssctxt **, gss_OID);
	58	OM_uint32 mm_ssh_gssapi_accept_ctx(Gssctxt *,
	59	gss_buffer_desc , gss_buffer_desc , OM_uint32 *);
7364bd04	60	int mm_ssh_gssapi_userok(char *user);
0789992b	61	OM_uint32 mm_ssh_gssapi_checkmic(Gssctxt *, gss_buffer_t, gss_buffer_t);
7364bd04	62	#endif
7364bd04	63
ad200abb	64	#ifdef USE_PAM
529d73ab	65	void mm_start_pam(struct Authctxt *);
5b9e2464	66	u_int mm_do_pam_account(void);
05114c74	67	void mm_sshpam_init_ctx(struct Authctxt );
	68	int mm_sshpam_query(void , char , char , u_int , char *, u_int );
	69	int mm_sshpam_respond(void , u_int, char *);
	70	void mm_sshpam_free_ctx(void *);
ad200abb	71	#endif
ad200abb	72
6039eeef	73	#ifdef SSH_AUDIT_EVENTS
c00e4d75	74	#include "audit.h"
	75	void mm_audit_event(ssh_audit_event_t);
	76	void mm_audit_run_command(const char *);
	77	#endif
	78
2362db19	79	struct Session;
1853d1ef	80	void mm_terminate(void);
97f67e9a	81	int mm_pty_allocate(int , int , char *, size_t);
2362db19	82	void mm_session_pty_cleanup2(struct Session *);
1853d1ef	83
	84	/* SSHv1 interfaces */
	85	void mm_ssh1_session_id(u_char *);
	86	int mm_ssh1_session_key(BIGNUM *);
	87
	88	/* Key export functions */
	89	struct Newkeys mm_newkeys_from_blob(u_char , int);
	90	int mm_newkeys_to_blob(int, u_char *, u_int );
	91
	92	void monitor_apply_keystate(struct monitor *);
	93	void mm_get_keystate(struct monitor *);
	94	void mm_send_keystate(struct monitor*);
	95
	96	/* bsdauth */
	97	int mm_bsdauth_query(void , char , char , u_int , char *, u_int );
	98	int mm_bsdauth_respond(void , u_int, char *);
	99
	100	/* skey */
	101	int mm_skey_query(void , char , char , u_int , char *, u_int );
	102	int mm_skey_respond(void , u_int, char *);
	103
5adf6b9a	104	/* jpake */
5b01421b	105	struct modp_group;
5adf6b9a	106	void mm_auth2_jpake_get_pwdata(struct Authctxt , BIGNUM , char , char *);
5b01421b	107	void mm_jpake_step1(struct modp_group , u_char , u_int ,
5adf6b9a	108	BIGNUM , BIGNUM , BIGNUM , BIGNUM ,
5adf6b9a	109	u_char *, u_int , u_char *, u_int );
5b01421b	110	void mm_jpake_step2(struct modp_group , BIGNUM ,
5adf6b9a	111	BIGNUM , BIGNUM , BIGNUM , BIGNUM ,
	112	const u_char , u_int, const u_char , u_int,
	113	const u_char , u_int, const u_char , u_int,
	114	BIGNUM , u_char , u_int *);
5b01421b	115	void mm_jpake_key_confirm(struct modp_group , BIGNUM , BIGNUM *,
5adf6b9a	116	BIGNUM , BIGNUM , BIGNUM , BIGNUM , BIGNUM *,
	117	const u_char , u_int, const u_char , u_int,
	118	const u_char , u_int, const u_char , u_int,
	119	BIGNUM , u_char , u_int *);
	120	int mm_jpake_check_confirm(const BIGNUM *,
	121	const u_char , u_int, const u_char , u_int, const u_char *, u_int);
	122
	123
1853d1ef	124	/* zlib allocation hooks */
	125
	126	void mm_zalloc(struct mm_master , u_int, u_int);
	127	void mm_zfree(struct mm_master , void );
	128	void mm_init_compression(struct mm_master *);
	129
76275092	130	#endif /* _MM_WRAP_H_ */