3fc0b61c51
API, keeping backward compatibility. First consumer for this functionality is going to become forthcoming MPD-5.4, supporting CoA and DR of RFC 3576: Dynamic Authorization Extensions to RADIUS. MFC after: 1 month
105 lines
3.9 KiB
C
105 lines
3.9 KiB
C
/*-
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* Copyright 1998 Juniper Networks, Inc.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#ifndef RADLIB_PRIVATE_H
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#define RADLIB_PRIVATE_H
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#include <sys/types.h>
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#include <netinet/in.h>
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#include "radlib.h"
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#include "radlib_vs.h"
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/* Handle types */
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#define RADIUS_AUTH 0 /* RADIUS authentication, default */
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#define RADIUS_ACCT 1 /* RADIUS accounting */
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#define RADIUS_SERVER 2 /* RADIUS server */
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/* Defaults */
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#define MAXTRIES 3
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#define PATH_RADIUS_CONF "/etc/radius.conf"
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#define RADIUS_PORT 1812
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#define RADACCT_PORT 1813
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#define TIMEOUT 3 /* In seconds */
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/* Limits */
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#define ERRSIZE 128 /* Maximum error message length */
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#define MAXCONFLINE 1024 /* Maximum config file line length */
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#define MAXSERVERS 10 /* Maximum number of servers to try */
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#define MSGSIZE 4096 /* Maximum RADIUS message */
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#define PASSSIZE 128 /* Maximum significant password chars */
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/* Positions of fields in RADIUS messages */
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#define POS_CODE 0 /* Message code */
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#define POS_IDENT 1 /* Identifier */
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#define POS_LENGTH 2 /* Message length */
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#define POS_AUTH 4 /* Authenticator */
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#define LEN_AUTH 16 /* Length of authenticator */
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#define POS_ATTRS 20 /* Start of attributes */
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struct rad_server {
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struct sockaddr_in addr; /* Address of server */
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char *secret; /* Shared secret */
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int timeout; /* Timeout in seconds */
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int max_tries; /* Number of tries before giving up */
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int num_tries; /* Number of tries so far */
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};
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struct rad_handle {
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int fd; /* Socket file descriptor */
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struct rad_server servers[MAXSERVERS]; /* Servers to contact */
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int num_servers; /* Number of valid server entries */
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int ident; /* Current identifier value */
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char errmsg[ERRSIZE]; /* Most recent error message */
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unsigned char out[MSGSIZE]; /* Request to send */
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char out_created; /* rad_create_request() called? */
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int out_len; /* Length of request */
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char pass[PASSSIZE]; /* Cleartext password */
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int pass_len; /* Length of cleartext password */
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int pass_pos; /* Position of scrambled password */
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char chap_pass; /* Have we got a CHAP_PASSWORD ? */
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int authentic_pos; /* Position of message authenticator */
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char eap_msg; /* Are we an EAP Proxy? */
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unsigned char in[MSGSIZE]; /* Response received */
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int in_len; /* Length of response */
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int in_pos; /* Current position scanning attrs */
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int total_tries; /* How many requests we'll send */
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int try; /* How many requests we've sent */
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int srv; /* Server number we did last */
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int type; /* Handle type */
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};
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struct vendor_attribute {
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u_int32_t vendor_value;
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u_char attrib_type;
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u_char attrib_len;
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u_char attrib_data[1];
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};
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#endif
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