1 /*- 2 * Copyright (c) 1998, 2001, Juniper Networks, Inc. 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 #ifndef _TACLIB_H_ 30 #define _TACLIB_H_ 31 32 #include <sys/types.h> 33 34 struct tac_handle; 35 36 /* Flags for tac_add_server(). */ 37 #define TAC_SRVR_SINGLE_CONNECT 0x04 /* Keep connection open for multiple 38 sessions. */ 39 40 /* Disassembly of tac_send_authen() return value. */ 41 #define TAC_AUTHEN_STATUS(s) ((s) & 0xff) 42 #define TAC_AUTHEN_NOECHO(s) ((s) & (1<<8)) 43 44 /* Disassembly of tac_send_author() return value. */ 45 #define TAC_AUTHOR_STATUS(s) ((s) & 0xff) 46 #define TAC_AUTHEN_AV_COUNT(s) (((s)>>8) & 0xff) 47 48 /* Privilege levels */ 49 #define TAC_PRIV_LVL_MIN 0x00 50 #define TAC_PRIV_LVL_USER 0x01 51 #define TAC_PRIV_LVL_ROOT 0x0f 52 #define TAC_PRIV_LVL_MAX 0x0f 53 54 /* Authentication actions */ 55 #define TAC_AUTHEN_LOGIN 0x01 56 #define TAC_AUTHEN_CHPASS 0x02 57 #define TAC_AUTHEN_SENDPASS 0x03 58 #define TAC_AUTHEN_SENDAUTH 0x04 59 60 /* Authentication types */ 61 #define TAC_AUTHEN_TYPE_ASCII 0x01 62 #define TAC_AUTHEN_TYPE_PAP 0x02 63 #define TAC_AUTHEN_TYPE_CHAP 0x03 64 #define TAC_AUTHEN_TYPE_ARAP 0x04 65 #define TAC_AUTHEN_TYPE_MSCHAP 0x05 66 67 /* Authentication services */ 68 #define TAC_AUTHEN_SVC_NONE 0x00 69 #define TAC_AUTHEN_SVC_LOGIN 0x01 70 #define TAC_AUTHEN_SVC_ENABLE 0x02 71 #define TAC_AUTHEN_SVC_PPP 0x03 72 #define TAC_AUTHEN_SVC_ARAP 0x04 73 #define TAC_AUTHEN_SVC_PT 0x05 74 #define TAC_AUTHEN_SVC_RCMD 0x06 75 #define TAC_AUTHEN_SVC_X25 0x07 76 #define TAC_AUTHEN_SVC_NASI 0x08 77 #define TAC_AUTHEN_SVC_FWPROXY 0x09 78 79 /* Authentication reply status codes */ 80 #define TAC_AUTHEN_STATUS_PASS 0x01 81 #define TAC_AUTHEN_STATUS_FAIL 0x02 82 #define TAC_AUTHEN_STATUS_GETDATA 0x03 83 #define TAC_AUTHEN_STATUS_GETUSER 0x04 84 #define TAC_AUTHEN_STATUS_GETPASS 0x05 85 #define TAC_AUTHEN_STATUS_RESTART 0x06 86 #define TAC_AUTHEN_STATUS_ERROR 0x07 87 #define TAC_AUTHEN_STATUS_FOLLOW 0x21 88 89 /* Authorization authenticatication methods */ 90 #define TAC_AUTHEN_METH_NOT_SET 0x00 91 #define TAC_AUTHEN_METH_NONE 0x01 92 #define TAC_AUTHEN_METH_KRB5 0x02 93 #define TAC_AUTHEN_METH_LINE 0x03 94 #define TAC_AUTHEN_METH_ENABLE 0x04 95 #define TAC_AUTHEN_METH_LOCAL 0x05 96 #define TAC_AUTHEN_METH_TACACSPLUS 0x06 97 #define TAC_AUTHEN_METH_RCMD 0x20 98 /* If adding more, see comments in protocol_version() in taclib.c */ 99 100 /* Authorization status */ 101 #define TAC_AUTHOR_STATUS_PASS_ADD 0x01 102 #define TAC_AUTHOR_STATUS_PASS_REPL 0x02 103 #define TAC_AUTHOR_STATUS_FAIL 0x10 104 #define TAC_AUTHOR_STATUS_ERROR 0x11 105 106 __BEGIN_DECLS 107 int tac_add_server(struct tac_handle *, 108 const char *, int, const char *, int, int); 109 void tac_close(struct tac_handle *); 110 int tac_config(struct tac_handle *, const char *); 111 int tac_create_authen(struct tac_handle *, int, int, int); 112 void *tac_get_data(struct tac_handle *, size_t *); 113 char *tac_get_msg(struct tac_handle *); 114 struct tac_handle *tac_open(void); 115 int tac_send_authen(struct tac_handle *); 116 int tac_set_data(struct tac_handle *, 117 const void *, size_t); 118 int tac_set_msg(struct tac_handle *, const char *); 119 int tac_set_port(struct tac_handle *, const char *); 120 int tac_set_priv(struct tac_handle *, int); 121 int tac_set_rem_addr(struct tac_handle *, const char *); 122 int tac_set_user(struct tac_handle *, const char *); 123 const char *tac_strerror(struct tac_handle *); 124 int tac_send_author(struct tac_handle *); 125 int tac_create_author(struct tac_handle *, int, int, int); 126 int tac_set_av(struct tac_handle *, u_int, const char *); 127 char *tac_get_av(struct tac_handle *, u_int); 128 char *tac_get_av_value(struct tac_handle *, const char *); 129 void tac_clear_avs(struct tac_handle *); 130 __END_DECLS 131 132 #endif /* _TACLIB_H_ */ 133