1 /*****************************************************************************
2 * auth.h - PPP Authentication and phase control header file.
4 * Copyright (c) 2003 by Marc Boucher, Services Informatiques (MBSI) inc.
5 * portions Copyright (c) 1998 Global Election Systems Inc.
7 * The authors hereby grant permission to use, copy, modify, distribute,
8 * and license this software and its documentation for any purpose, provided
9 * that existing copyright notices are retained in all copies and that this
10 * notice and the following disclaimer are included verbatim in any
11 * distributions. No written agreement, license, or royalty fee is required
12 * for any of the authorized uses.
14 * THIS SOFTWARE IS PROVIDED BY THE CONTRIBUTORS *AS IS* AND ANY EXPRESS OR
15 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
16 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
17 * IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
18 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
19 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
20 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
21 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
23 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25 ******************************************************************************
28 * 03-01-01 Marc Boucher <marc@mbsi.ca>
30 * 97-12-04 Guy Lancaster <lancasterg@acm.org>, Global Election Systems Inc.
31 * Original derived from BSD pppd.h.
32 *****************************************************************************/
34 * pppd.h - PPP daemon global declarations.
36 * Copyright (c) 1989 Carnegie Mellon University.
37 * All rights reserved.
39 * Redistribution and use in source and binary forms are permitted
40 * provided that the above copyright notice and this paragraph are
41 * duplicated in all such forms and that any documentation,
42 * advertising materials, and other materials related to such
43 * distribution and use acknowledge that the software was developed
44 * by Carnegie Mellon University. The name of the
45 * University may not be used to endorse or promote products derived
46 * from this software without specific prior written permission.
47 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
48 * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
49 * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
56 /***********************
57 *** PUBLIC FUNCTIONS ***
58 ***********************/
60 /* we are starting to use the link */
61 void link_required (int);
63 /* we are finished with the link */
64 void link_terminated (int);
66 /* the LCP layer has left the Opened state */
69 /* the link is up; authenticate now */
70 void link_established (int);
72 /* a network protocol has come up */
73 void np_up (int, u16_t);
75 /* a network protocol has gone down */
76 void np_down (int, u16_t);
78 /* a network protocol no longer needs link */
79 void np_finished (int, u16_t);
81 /* peer failed to authenticate itself */
82 void auth_peer_fail (int, u16_t);
84 /* peer successfully authenticated itself */
85 void auth_peer_success (int, u16_t, char *, int);
87 /* we failed to authenticate ourselves */
88 void auth_withpeer_fail (int, u16_t);
90 /* we successfully authenticated ourselves */
91 void auth_withpeer_success (int, u16_t);
93 /* check authentication options supplied */
94 void auth_check_options (void);
96 /* check what secrets we have */
97 void auth_reset (int);
99 /* Check peer-supplied username/password */
100 int check_passwd (int, char *, int, char *, int, char **, int *);
102 /* get "secret" for chap */
103 int get_secret (int, char *, char *, char *, int *, int);
105 /* check if IP address is authorized */
106 int auth_ip_addr (int, u32_t);
108 /* check if IP address is unreasonable */
109 int bad_ip_adrs (u32_t);