1 /* 2 * Copyright 1999 Internet Business Solutions Ltd., Switzerland 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 * 26 * $FreeBSD$ 27 */ 28 29 #define MPPE_POLICY_ALLOWED 1 30 #define MPPE_POLICY_REQUIRED 2 31 32 #define MPPE_TYPE_40BIT 2 33 #define MPPE_TYPE_128BIT 4 34 35 struct radius { 36 struct fdescriptor desc; /* We're a sort of (selectable) fdescriptor */ 37 struct { 38 int fd; /* We're selecting on this */ 39 struct rad_handle *rad; /* Using this to talk to our lib */ 40 struct pppTimer timer; /* for this long */ 41 struct authinfo *auth; /* Tell this about success/failure */ 42 } cx; 43 unsigned valid : 1; /* Is this structure valid ? */ 44 unsigned vj : 1; /* FRAMED Compression */ 45 struct in_addr ip; /* FRAMED IP */ 46 struct in_addr mask; /* FRAMED Netmask */ 47 unsigned long mtu; /* FRAMED MTU */ 48 unsigned long sessiontime; /* Session-Timeout */ 49 char *filterid; /* FRAMED Filter Id */ 50 struct sticky_route *routes; /* FRAMED Routes */ 51 char *msrepstr; /* MS-CHAP2-Response */ 52 char *repstr; /* Reply-Message */ 53 char *errstr; /* Error-Message */ 54 struct { 55 int policy; /* MPPE_POLICY_* */ 56 int types; /* MPPE_TYPE_*BIT bitmask */ 57 char *recvkey; 58 size_t recvkeylen; 59 char *sendkey; 60 size_t sendkeylen; 61 } mppe; 62 struct { 63 char file[PATH_MAX]; /* Radius config file */ 64 } cfg; 65 }; 66 67 struct radacct { 68 struct radius *rad_parent; /* "Parent" struct radius stored in bundle */ 69 char user_name[AUTHLEN]; /* Session User-Name */ 70 char session_id[256]; /* Unique session ID */ 71 char multi_session_id[51]; /* Unique MP session ID */ 72 int authentic; /* How the session has been authenticated */ 73 struct in_addr ip; 74 struct in_addr mask; 75 }; 76 77 #define descriptor2radius(d) \ 78 ((d)->type == RADIUS_DESCRIPTOR ? (struct radius *)(d) : NULL) 79 80 struct bundle; 81 82 extern void radius_Init(struct radius *); 83 extern void radius_Destroy(struct radius *); 84 85 extern void radius_Show(struct radius *, struct prompt *); 86 extern int radius_Authenticate(struct radius *, struct authinfo *, 87 const char *, const char *, int, 88 const char *, int); 89 extern void radius_Account(struct radius *, struct radacct *, 90 struct datalink *, int, struct in_addr *, 91 struct in_addr *, struct pppThroughput *); 92 93 /* An (int) parameter to radius_Account, from radlib.h */ 94 #if !defined(RAD_START) 95 #define RAD_START 1 96 #define RAD_STOP 2 97 #endif 98 99 /* Get address from NAS pool */ 100 #define RADIUS_INADDR_POOL htonl(0xfffffffe) /* 255.255.255.254 */ 101