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 /* 23 * Copyright 2010 Sun Microsystems, Inc. All rights reserved. 24 * Use is subject to license terms. 25 * 26 * Copyright 2015 PALO, Richard 27 * 28 * Copyright (c) 2018, Joyent, Inc. 29 */ 30 31 #include <stdio.h> 32 #include <stdlib.h> 33 #include <string.h> 34 35 #include "list.h" 36 #include "exception_list.h" 37 #include "arch.h" 38 39 /* 40 * This is global so that the protodir reading functions can rely on the 41 * exception list to weed out innocuous problems in the IHV gate. 42 */ 43 elem_list exception_list; 44 45 #define FS " \t\n" 46 47 static int 48 parse_exception_line(char *line, elem_list *list) 49 { 50 char *name, *arch; 51 elem *e; 52 53 if ((name = strtok(line, FS)) == NULL) { 54 /* don't complain; this is only a blank line */ 55 return (0); 56 } 57 58 if ((arch = strtok(NULL, FS)) == NULL) { 59 arch = "all"; 60 } 61 62 e = (elem *) malloc(sizeof (elem)); 63 if (e == NULL) { 64 perror("malloc"); 65 exit(1); 66 } 67 68 e->inode = 0; 69 e->perm = 0; 70 e->ref_cnt = 0; 71 e->flag = 0; 72 e->major = 0; 73 e->minor = 0; 74 e->link_parent = NULL; 75 e->link_sib = NULL; 76 e->symsrc = NULL; 77 e->file_type = DIR_T; 78 79 while ((e->arch = assign_arch(arch)) == 0) { 80 if ((arch = strtok(NULL, FS)) == NULL) { 81 free(e); 82 return (0); 83 } 84 } 85 86 (void) strcpy(e->name, name); 87 add_elem(list, e); 88 89 return (1); 90 } 91 92 int 93 read_in_exceptions(const char *exception_file, int verbose) 94 { 95 FILE *except_fp; 96 char buf[BUFSIZ]; 97 int count = 0; 98 99 exception_file = exception_file ? exception_file : EXCEPTION_FILE; 100 101 if (verbose) { 102 (void) printf("reading in exceptions from %s...\n", 103 exception_file); 104 } 105 106 if ((except_fp = fopen(exception_file, "r")) == NULL) { 107 perror(exception_file); 108 return (0); 109 } 110 while (fgets(buf, BUFSIZ, except_fp)) { 111 if (buf[0] != '#') /* allow for comments */ 112 count += parse_exception_line(buf, &exception_list); 113 } 114 if (verbose) 115 (void) printf("read in %d exceptions...\n", count); 116 117 return (count); 118 } 119