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