1/* $OpenBSD: monitor_wrap.h,v 1.38 2018/07/11 18:53:29 markus Exp $ */ 2 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_ 30 31extern int use_privsep; 32#define PRIVSEP(x) (use_privsep ? mm_##x : x) 33 34enum mm_keytype { MM_NOKEY, MM_HOSTKEY, MM_USERKEY }; 35 36struct monitor; 37struct Authctxt; 38struct sshkey; 39struct sshauthopt; 40 41void mm_log_handler(LogLevel, const char *, void *); 42int mm_is_monitor(void); 43DH *mm_choose_dh(int, int, int); 44int mm_sshkey_sign(struct sshkey *, u_char **, size_t *, const u_char *, size_t, 45 const char *, u_int compat); 46void mm_inform_authserv(char *, char *); 47#ifdef HAVE_LOGIN_CAP 48struct login_cap *mm_login_getpwclass(const struct passwd *pwd); 49void mm_login_close(struct login_cap *lc); 50#endif 51struct passwd *mm_getpwnamallow(const char *); 52char *mm_auth2_read_banner(void); 53int mm_auth_password(struct ssh *, char *); 54int mm_key_allowed(enum mm_keytype, const char *, const char *, struct sshkey *, 55 int, struct sshauthopt **); 56int mm_user_key_allowed(struct ssh *, struct passwd *, struct sshkey *, int, 57 struct sshauthopt **); 58int mm_hostbased_key_allowed(struct passwd *, const char *, 59 const char *, struct sshkey *); 60int mm_sshkey_verify(const struct sshkey *, const u_char *, size_t, 61 const u_char *, size_t, const char *, u_int); 62 63#ifdef GSSAPI 64OM_uint32 mm_ssh_gssapi_server_ctx(Gssctxt **, gss_OID); 65OM_uint32 mm_ssh_gssapi_accept_ctx(Gssctxt *, 66 gss_buffer_desc *, gss_buffer_desc *, OM_uint32 *); 67int mm_ssh_gssapi_userok(char *user); 68OM_uint32 mm_ssh_gssapi_checkmic(Gssctxt *, gss_buffer_t, gss_buffer_t); 69#endif 70 71#ifdef USE_PAM 72void mm_start_pam(struct Authctxt *); 73u_int mm_do_pam_account(void); 74void *mm_sshpam_init_ctx(struct Authctxt *); 75int mm_sshpam_query(void *, char **, char **, u_int *, char ***, u_int **); 76int mm_sshpam_respond(void *, u_int, char **); 77void mm_sshpam_free_ctx(void *); 78#endif 79 80#ifdef SSH_AUDIT_EVENTS 81#include "audit.h" 82void mm_audit_event(ssh_audit_event_t); 83void mm_audit_run_command(const char *); 84#endif 85 86struct Session; 87void mm_terminate(void); 88int mm_pty_allocate(int *, int *, char *, size_t); 89void mm_session_pty_cleanup2(struct Session *); 90 91/* Key export functions */ 92struct newkeys *mm_newkeys_from_blob(u_char *, int); 93int mm_newkeys_to_blob(int, u_char **, u_int *); 94 95void monitor_clear_keystate(struct monitor *); 96void monitor_apply_keystate(struct monitor *); 97void mm_get_keystate(struct monitor *); 98void mm_send_keystate(struct monitor*); 99 100/* bsdauth */ 101int mm_bsdauth_query(void *, char **, char **, u_int *, char ***, u_int **); 102int mm_bsdauth_respond(void *, u_int, char **); 103 104#endif /* _MM_WRAP_H_ */ 105