1 /* $NetBSD: radlib_private.h,v 1.4 2009/01/19 07:21:59 lukem Exp $ */ 2 3 /*- 4 * Copyright 1998 Juniper Networks, Inc. 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 AND CONTRIBUTORS ``AS IS'' AND 17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 * SUCH DAMAGE. 27 * 28 * $FreeBSD: /repoman/r/ncvs/src/lib/libradius/radlib_private.h,v 1.6 2004/04/27 15:00:29 ru Exp $ 29 */ 30 31 #ifndef RADLIB_PRIVATE_H 32 #define RADLIB_PRIVATE_H 33 34 #include <sys/types.h> 35 #include <netinet/in.h> 36 37 #include "radlib.h" 38 #include "radlib_vs.h" 39 40 /* Handle types */ 41 #define RADIUS_AUTH 0 /* RADIUS authentication, default */ 42 #define RADIUS_ACCT 1 /* RADIUS accounting */ 43 44 /* Defaults */ 45 #define MAXTRIES 3 46 #define PATH_RADIUS_CONF "/etc/radius.conf" 47 #define RADIUS_PORT 1812 48 #define RADACCT_PORT 1813 49 #define TIMEOUT 3 /* In seconds */ 50 51 /* Limits */ 52 #define ERRSIZE 128 /* Maximum error message length */ 53 #define MAXCONFLINE 1024 /* Maximum config file line length */ 54 #define MAXSERVERS 10 /* Maximum number of servers to try */ 55 #define MSGSIZE 4096 /* Maximum RADIUS message */ 56 #define PASSSIZE 128 /* Maximum significant password chars */ 57 58 /* Positions of fields in RADIUS messages */ 59 #define POS_CODE 0 /* Message code */ 60 #define POS_IDENT 1 /* Identifier */ 61 #define POS_LENGTH 2 /* Message length */ 62 #define POS_AUTH 4 /* Authenticator */ 63 #define LEN_AUTH 16 /* Length of authenticator */ 64 #define POS_ATTRS 20 /* Start of attributes */ 65 66 struct rad_server { 67 struct sockaddr_in addr; /* Address of server */ 68 char *secret; /* Shared secret */ 69 int timeout; /* Timeout in seconds */ 70 int max_tries; /* Number of tries before giving up */ 71 int num_tries; /* Number of tries so far */ 72 }; 73 74 struct rad_handle { 75 int fd; /* Socket file descriptor */ 76 struct rad_server servers[MAXSERVERS]; /* Servers to contact */ 77 size_t num_servers; /* Number of valid server entries */ 78 int ident; /* Current identifier value */ 79 char errmsg[ERRSIZE]; /* Most recent error message */ 80 unsigned char request[MSGSIZE]; /* Request to send */ 81 char request_created; /* rad_create_request() called? */ 82 size_t req_len; /* Length of request */ 83 char pass[PASSSIZE]; /* Cleartext password */ 84 size_t pass_len; /* Length of cleartext password */ 85 size_t pass_pos; /* Position of scrambled password */ 86 char chap_pass; /* Have we got a CHAP_PASSWORD ? */ 87 size_t authentic_pos; /* Position of message authenticator */ 88 char eap_msg; /* Are we an EAP Proxy? */ 89 unsigned char response[MSGSIZE]; /* Response received */ 90 size_t resp_len; /* Length of response */ 91 size_t resp_pos; /* Current position scanning attrs */ 92 size_t total_tries; /* How many requests we'll send */ 93 size_t try; /* How many requests we've sent */ 94 size_t srv; /* Server number we did last */ 95 int type; /* Handle type */ 96 }; 97 98 struct vendor_attribute { 99 u_int32_t vendor_value; 100 u_char attrib_type; 101 u_char attrib_len; 102 u_char attrib_data[1]; 103 }; 104 105 #endif 106