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 (the "License"). 6 * You may not use this file except in compliance with the License. 7 * 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9 * or http://www.opensolaris.org/os/licensing. 10 * See the License for the specific language governing permissions 11 * and limitations under the License. 12 * 13 * When distributing Covered Code, include this CDDL HEADER in each 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15 * If applicable, add the following below this CDDL HEADER, with the 16 * fields enclosed by brackets "[]" replaced with your own identifying 17 * information: Portions Copyright [yyyy] [name of copyright owner] 18 * 19 * CDDL HEADER END 20 */ 21 /* 22 * Copyright 2007 Sun Microsystems, Inc. All rights reserved. 23 * Use is subject to license terms. 24 */ 25 26 #ifndef _DHCP_INITTAB_H 27 #define _DHCP_INITTAB_H 28 29 #include <sys/types.h> 30 #include <dhcp_symbol.h> 31 #include <limits.h> 32 33 /* 34 * dhcp_inittab.[ch] make up the interface to the inittab file, which 35 * is a table of all known DHCP options. please see `README.inittab' 36 * for more background on the inittab api, and dhcp_inittab.c for details 37 * on how to use the exported functions. 38 */ 39 40 #ifdef __cplusplus 41 extern "C" { 42 #endif 43 44 /* 45 * On-disk inittab attributes and limits. 46 */ 47 #define ITAB_INITTAB_PATH "/etc/dhcp/inittab" 48 #define ITAB_INITTAB6_PATH "/etc/dhcp/inittab6" 49 #define ITAB_MAX_LINE_LEN 8192 /* bytes */ 50 #define ITAB_MAX_NUMBER_LEN 30 /* digits */ 51 #define ITAB_COMMENT_CHAR '#' 52 #define ITAB_CODE_MAX UCHAR_MAX /* for now */ 53 #define ITAB_GRAN_MAX UCHAR_MAX 54 #define ITAB_MAX_MAX UCHAR_MAX 55 56 /* 57 * Return values from the inittab API. 58 */ 59 #define ITAB_FAILURE 0 60 #define ITAB_SUCCESS 1 61 #define ITAB_UNKNOWN 2 62 63 /* 64 * Categories to pass to inittab functions; note that these may be 65 * bitwise-OR'd to request more than one. Note that these should 66 * not be used otherwise. 67 */ 68 #define ITAB_CAT_STANDARD 0x01 69 #define ITAB_CAT_FIELD 0x02 70 #define ITAB_CAT_INTERNAL 0x04 71 #define ITAB_CAT_VENDOR 0x08 72 #define ITAB_CAT_SITE 0x10 73 #define ITAB_CAT_V6 0x20 74 #define ITAB_CAT_COUNT 6 75 76 /* 77 * Consumer which is using the inittab functions. 78 */ 79 #define ITAB_CONS_INFO 'i' 80 #define ITAB_CONS_SERVER 'd' 81 #define ITAB_CONS_SNOOP 's' 82 #define ITAB_CONS_MANAGER 'm' 83 #define ITAB_CONS_COUNT (sizeof ("idsm") - 1) 84 85 /* 86 * Extended error codes, for use with inittab_{en,de}code_e(). 87 */ 88 #define ITAB_SYNTAX_ERROR (-1) 89 #define ITAB_BAD_IPADDR (-2) 90 #define ITAB_BAD_STRING (-3) 91 #define ITAB_BAD_OCTET (-4) 92 #define ITAB_BAD_NUMBER (-5) 93 #define ITAB_BAD_BOOLEAN (-6) 94 #define ITAB_NOT_ENOUGH_IP (-7) 95 #define ITAB_BAD_GRAN (-8) 96 #define ITAB_NOMEM (-9) 97 98 extern uint8_t inittab_type_to_size(const dhcp_symbol_t *); 99 extern int inittab_verify(const dhcp_symbol_t *, dhcp_symbol_t *); 100 extern dhcp_symbol_t *inittab_load(uchar_t, char, size_t *); 101 extern dhcp_symbol_t *inittab_getbyname(uchar_t, char, const char *); 102 extern dhcp_symbol_t *inittab_getbycode(uchar_t, char, uint16_t); 103 extern uchar_t *inittab_encode(const dhcp_symbol_t *, const char *, 104 uint16_t *, boolean_t); 105 extern uchar_t *inittab_encode_e(const dhcp_symbol_t *, const char *, 106 uint16_t *, boolean_t, int *); 107 extern char *inittab_decode(const dhcp_symbol_t *, const uchar_t *, 108 uint16_t, boolean_t); 109 extern char *inittab_decode_e(const dhcp_symbol_t *, 110 const uchar_t *, uint16_t, boolean_t, int *); 111 112 #ifdef __cplusplus 113 } 114 #endif 115 116 #endif /* _DHCP_INITTAB_H */ 117