1*0Sstevel@tonic-gate /* 2*0Sstevel@tonic-gate * CDDL HEADER START 3*0Sstevel@tonic-gate * 4*0Sstevel@tonic-gate * The contents of this file are subject to the terms of the 5*0Sstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only 6*0Sstevel@tonic-gate * (the "License"). You may not use this file except in compliance 7*0Sstevel@tonic-gate * with the License. 8*0Sstevel@tonic-gate * 9*0Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10*0Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 11*0Sstevel@tonic-gate * See the License for the specific language governing permissions 12*0Sstevel@tonic-gate * and limitations under the License. 13*0Sstevel@tonic-gate * 14*0Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 15*0Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16*0Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 17*0Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 18*0Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 19*0Sstevel@tonic-gate * 20*0Sstevel@tonic-gate * CDDL HEADER END 21*0Sstevel@tonic-gate */ 22*0Sstevel@tonic-gate /* 23*0Sstevel@tonic-gate * Copyright 2004 Sun Microsystems, Inc. All rights reserved. 24*0Sstevel@tonic-gate * Use is subject to license terms. 25*0Sstevel@tonic-gate */ 26*0Sstevel@tonic-gate 27*0Sstevel@tonic-gate #ifndef _SYS_KOBJ_LEX_H 28*0Sstevel@tonic-gate #define _SYS_KOBJ_LEX_H 29*0Sstevel@tonic-gate 30*0Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" 31*0Sstevel@tonic-gate 32*0Sstevel@tonic-gate #ifdef __cplusplus 33*0Sstevel@tonic-gate extern "C" { 34*0Sstevel@tonic-gate #endif 35*0Sstevel@tonic-gate 36*0Sstevel@tonic-gate /* 37*0Sstevel@tonic-gate * This file contains declarations for lex and its associated functions that 38*0Sstevel@tonic-gate * are used by the kernel to parse the contents of system files. 39*0Sstevel@tonic-gate * 40*0Sstevel@tonic-gate * These lex functions are for a few selected kernel modules that are required 41*0Sstevel@tonic-gate * to parse contents of file(s) on disk. This file is not for general kernel 42*0Sstevel@tonic-gate * usage. 43*0Sstevel@tonic-gate */ 44*0Sstevel@tonic-gate 45*0Sstevel@tonic-gate #define isunary(ch) ((ch) == '~' || (ch) == '-') 46*0Sstevel@tonic-gate 47*0Sstevel@tonic-gate #define iswhite(ch) ((ch) == ' ' || (ch) == '\t') 48*0Sstevel@tonic-gate 49*0Sstevel@tonic-gate #define isnewline(ch) ((ch) == '\n' || (ch) == '\r' || (ch) == '\f') 50*0Sstevel@tonic-gate 51*0Sstevel@tonic-gate #define isdigit(ch) ((ch) >= '0' && (ch) <= '9') 52*0Sstevel@tonic-gate 53*0Sstevel@tonic-gate #define isxdigit(ch) (isdigit(ch) || ((ch) >= 'a' && (ch) <= 'f') || \ 54*0Sstevel@tonic-gate ((ch) >= 'A' && (ch) <= 'F')) 55*0Sstevel@tonic-gate 56*0Sstevel@tonic-gate #define isalpha(ch) (((ch) >= 'a' && (ch) <= 'z') || \ 57*0Sstevel@tonic-gate ((ch) >= 'A' && (ch) <= 'Z')) 58*0Sstevel@tonic-gate 59*0Sstevel@tonic-gate #define isalphanum(ch) (isalpha(ch) || isdigit(ch)) 60*0Sstevel@tonic-gate 61*0Sstevel@tonic-gate #define isnamechar(ch) (isalphanum(ch) || (ch) == '_' || (ch) == '-') 62*0Sstevel@tonic-gate 63*0Sstevel@tonic-gate typedef enum { 64*0Sstevel@tonic-gate EQUALS, 65*0Sstevel@tonic-gate AMPERSAND, 66*0Sstevel@tonic-gate BIT_OR, 67*0Sstevel@tonic-gate STAR, 68*0Sstevel@tonic-gate POUND, 69*0Sstevel@tonic-gate COLON, 70*0Sstevel@tonic-gate SEMICOLON, 71*0Sstevel@tonic-gate COMMA, 72*0Sstevel@tonic-gate SLASH, 73*0Sstevel@tonic-gate WHITE_SPACE, 74*0Sstevel@tonic-gate NEWLINE, 75*0Sstevel@tonic-gate EOF, 76*0Sstevel@tonic-gate STRING, 77*0Sstevel@tonic-gate HEXVAL, 78*0Sstevel@tonic-gate DECVAL, 79*0Sstevel@tonic-gate NAME 80*0Sstevel@tonic-gate } token_t; 81*0Sstevel@tonic-gate 82*0Sstevel@tonic-gate #ifdef DEBUG 83*0Sstevel@tonic-gate /* string values for token_t */ 84*0Sstevel@tonic-gate extern char *tokennames[]; 85*0Sstevel@tonic-gate #endif /* DEBUG */ 86*0Sstevel@tonic-gate 87*0Sstevel@tonic-gate /* 88*0Sstevel@tonic-gate * return 1 with sptr pointing to the string represented by token 89*0Sstevel@tonic-gate * On error returns NULL. The memory pointed to by sptr should be 90*0Sstevel@tonic-gate * freed using free_string function. 91*0Sstevel@tonic-gate */ 92*0Sstevel@tonic-gate int kobj_get_string(u_longlong_t *sptr, char *token); 93*0Sstevel@tonic-gate void kobj_free_string(void *ptr, int len); 94*0Sstevel@tonic-gate 95*0Sstevel@tonic-gate /* 96*0Sstevel@tonic-gate * returns decimal/octal/hex number in valuep 97*0Sstevel@tonic-gate * return 0 on success, -1 on failure 98*0Sstevel@tonic-gate */ 99*0Sstevel@tonic-gate int kobj_getvalue(const char *token, u_longlong_t *valuep); 100*0Sstevel@tonic-gate 101*0Sstevel@tonic-gate /* prints a formated message via cmn_err */ 102*0Sstevel@tonic-gate /*PRINTFLIKE3*/ 103*0Sstevel@tonic-gate extern void kobj_file_err(int type, struct _buf *file, char *fmt, ...) 104*0Sstevel@tonic-gate __KPRINTFLIKE(3); 105*0Sstevel@tonic-gate 106*0Sstevel@tonic-gate /* 107*0Sstevel@tonic-gate * returns the next token in the file on success, 108*0Sstevel@tonic-gate * return -1 on failure 109*0Sstevel@tonic-gate */ 110*0Sstevel@tonic-gate token_t kobj_lex(struct _buf *file, char *val, size_t size); 111*0Sstevel@tonic-gate 112*0Sstevel@tonic-gate void kobj_find_eol(struct _buf *file); 113*0Sstevel@tonic-gate 114*0Sstevel@tonic-gate #ifdef __cplusplus 115*0Sstevel@tonic-gate } 116*0Sstevel@tonic-gate #endif 117*0Sstevel@tonic-gate 118*0Sstevel@tonic-gate #endif /* !_SYS_KOBJ_LEX_H */ 119