1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License, Version 1.0 only 6 * (the "License"). You may not use this file except in compliance 7 * with the License. 8 * 9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10 * or http://www.opensolaris.org/os/licensing. 11 * See the License for the specific language governing permissions 12 * and limitations under the License. 13 * 14 * When distributing Covered Code, include this CDDL HEADER in each 15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16 * If applicable, add the following below this CDDL HEADER, with the 17 * fields enclosed by brackets "[]" replaced with your own identifying 18 * information: Portions Copyright [yyyy] [name of copyright owner] 19 * 20 * CDDL HEADER END 21 */ 22 /* 23 * Copyright (c) 1999-2001 by Sun Microsystems, Inc. 24 * All rights reserved. 25 */ 26 27 #ifndef _DHCP_INITTAB_H 28 #define _DHCP_INITTAB_H 29 30 #pragma ident "%Z%%M% %I% %E% SMI" 31 32 #include <sys/types.h> 33 #include <dhcp_symbol.h> 34 #include <limits.h> 35 36 /* 37 * dhcp_inittab.[ch] make up the interface to the inittab file, which 38 * is a table of all known DHCP options. please see `README.inittab' 39 * for more background on the inittab api, and dhcp_inittab.c for details 40 * on how to use the exported functions. 41 */ 42 43 #ifdef __cplusplus 44 extern "C" { 45 #endif 46 47 /* 48 * On-disk inittab attributes and limits. 49 */ 50 #define ITAB_INITTAB_PATH "/etc/dhcp/inittab" 51 #define ITAB_MAX_LINE_LEN 8192 /* bytes */ 52 #define ITAB_MAX_NUMBER_LEN 30 /* digits */ 53 #define ITAB_COMMENT_CHAR '#' 54 #define ITAB_CODE_MAX UCHAR_MAX /* for now */ 55 #define ITAB_GRAN_MAX UCHAR_MAX 56 #define ITAB_MAX_MAX UCHAR_MAX 57 58 /* 59 * Return values from the inittab API. 60 */ 61 #define ITAB_FAILURE 0 62 #define ITAB_SUCCESS 1 63 #define ITAB_UNKNOWN 2 64 65 /* 66 * Categories to pass to inittab functions; note that these may be 67 * bitwise-OR'd to request more than one. Note that these should 68 * not be used otherwise. 69 */ 70 #define ITAB_CAT_STANDARD 0x01 71 #define ITAB_CAT_FIELD 0x02 72 #define ITAB_CAT_INTERNAL 0x04 73 #define ITAB_CAT_VENDOR 0x08 74 #define ITAB_CAT_SITE 0x10 75 #define ITAB_CAT_COUNT 5 76 77 /* 78 * Consumer which is using the inittab functions. 79 */ 80 #define ITAB_CONS_INFO 'i' 81 #define ITAB_CONS_SERVER 'd' 82 #define ITAB_CONS_SNOOP 's' 83 #define ITAB_CONS_MANAGER 'm' 84 #define ITAB_CONS_COUNT (sizeof ("idsm") - 1) 85 86 /* 87 * Extended error codes, for use with inittab_{en,de}code_e(). 88 */ 89 #define ITAB_SYNTAX_ERROR (-1) 90 #define ITAB_BAD_IPADDR (-2) 91 #define ITAB_BAD_STRING (-3) 92 #define ITAB_BAD_OCTET (-4) 93 #define ITAB_BAD_NUMBER (-5) 94 #define ITAB_BAD_BOOLEAN (-6) 95 #define ITAB_NOT_ENOUGH_IP (-7) 96 #define ITAB_BAD_GRAN (-8) 97 #define ITAB_NOMEM (-9) 98 99 extern uint8_t inittab_type_to_size(dhcp_symbol_t *); 100 extern int inittab_verify(dhcp_symbol_t *, dhcp_symbol_t *); 101 extern dhcp_symbol_t *inittab_load(uchar_t, char, size_t *); 102 extern dhcp_symbol_t *inittab_getbyname(uchar_t, char, const char *); 103 extern dhcp_symbol_t *inittab_getbycode(uchar_t, char, uint16_t); 104 extern uchar_t *inittab_encode(dhcp_symbol_t *, const char *, 105 uint16_t *, boolean_t); 106 extern uchar_t *inittab_encode_e(dhcp_symbol_t *, const char *, 107 uint16_t *, boolean_t, int *); 108 extern char *inittab_decode(dhcp_symbol_t *, uchar_t *, 109 uint16_t, boolean_t); 110 extern char *inittab_decode_e(dhcp_symbol_t *, uchar_t *, 111 uint16_t, boolean_t, int *); 112 113 #ifdef __cplusplus 114 } 115 #endif 116 117 #endif /* _DHCP_INITTAB_H */ 118