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 1999-2003 Sun Microsystems, Inc. All rights reserved. 24 * Use is subject to license terms. 25 */ 26 27 #pragma ident "%Z%%M% %I% %E% SMI" 28 29 /* 30 * Turning DEBUG on for this library opens a potential security hole. If 31 * the library is compiled with DEBUG, it should only be done for internal 32 * testing. 33 */ 34 #include <stdlib.h> 35 #include <stdio.h> 36 #include <string.h> 37 #include <ctype.h> 38 #include <sys/types.h> 39 #include <sys/stat.h> 40 #include <fcntl.h> 41 #include <syslog.h> 42 43 44 #ifdef DEBUG 45 #define OPT_INT 1 46 #define OPT_STRING 2 47 #define OPT_FILE 3 48 49 int __ldap_debug_file = 2; 50 int __ldap_debug_api; 51 int __ldap_debug_ldap; 52 int __ldap_debug_servers; 53 54 struct option { 55 char *name; 56 int type; 57 void *address; 58 }; 59 60 static struct option options[] = { 61 { "debug_file", OPT_FILE, &__ldap_debug_file }, 62 { "debug_api", OPT_INT, &__ldap_debug_api }, 63 { "debug_ldap", OPT_INT, &__ldap_debug_servers }, 64 { 0, 0, 0 }, 65 }; 66 67 #ifdef NS_NO_STDIO 68 extern int __ns_ldap_raise_fd(int); 69 #endif 70 71 static void 72 set_option(char *name, char *val) 73 { 74 struct option *opt; 75 int n; 76 char *p; 77 int fd; 78 79 for (opt = options; opt->name; opt++) { 80 if (strcasecmp(name, opt->name) == 0) { 81 switch (opt->type) { 82 case OPT_STRING: 83 p = strdup(val); 84 *((char **)opt->address) = p; 85 break; 86 case OPT_INT: 87 if (val && *val == '\0') 88 n = 1; 89 else 90 n = atoi(val); 91 *((int *)opt->address) = n; 92 break; 93 case OPT_FILE: 94 /* this is a potential security risk */ 95 /* as setuid programs will create files */ 96 /* owned by root. This is only to be */ 97 /* used for internal debugging. */ 98 fd = open(val, O_WRONLY | O_CREAT, 0644); 99 #ifdef NS_NO_STDIO 100 fd = __ns_ldap_raise_fd(fd); 101 #endif 102 *((int *)opt->address) = fd; 103 break; 104 } 105 break; 106 } 107 } 108 } 109 #endif 110 111 void 112 get_environment() 113 { 114 #ifdef DEBUG 115 char *p; 116 char *base; 117 char optname[100]; 118 char optval[100]; 119 120 p = getenv("LDAP_OPTIONS"); 121 if (p == NULL) 122 return; 123 124 while (*p) { 125 while (isspace(*p)) 126 p++; 127 if (*p == '\0') 128 break; 129 base = p; 130 while (*p && *p != '=' && !isspace(*p)) 131 p++; 132 (void) strncpy(optname, base, p - base); 133 optname[p - base] = '\0'; 134 if (*p == '=') { 135 p++; 136 base = p; 137 while (*p && !isspace(*p)) 138 p++; 139 (void) strncpy(optval, base, p - base); 140 optval[p - base] = '\0'; 141 } else { 142 optval[0] = '\0'; 143 } 144 set_option(optname, optval); 145 } 146 147 (void) fprintf(stderr, "debug_api: %d\n", __ldap_debug_api); 148 (void) fprintf(stderr, "debug_ldap: %d\n", __ldap_debug_ldap); 149 (void) fprintf(stderr, "debug_servers: %d\n", __ldap_debug_servers); 150 #endif 151 } 152 153 /*ARGSUSED*/ 154 void 155 __s_api_debug_pause(int priority, int st, const char *mesg) 156 { 157 if (mesg) 158 syslog(priority, "libsldap: Status: %d Mesg: %s", st, mesg); 159 } 160