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 /* 24 * Copyright 2006 Sun Microsystems, Inc. All rights reserved. 25 * Use is subject to license terms. 26 */ 27 28 #pragma ident "%Z%%M% %I% %E% SMI" 29 30 #include "mt.h" 31 #include <stdlib.h> 32 #include <sys/types.h> 33 #include <nss_dbdefs.h> 34 #include <string.h> 35 #include <auth_attr.h> 36 37 38 /* externs from parse.c */ 39 extern char *_strtok_escape(char *, char *, char **); 40 41 static int authattr_stayopen = 0; 42 /* 43 * Unsynchronized, but it affects only 44 * efficiency, not correctness 45 */ 46 47 static DEFINE_NSS_DB_ROOT(db_root); 48 static DEFINE_NSS_GETENT(context); 49 50 void 51 _nss_initf_authattr(nss_db_params_t *p) 52 { 53 p->name = NSS_DBNAM_AUTHATTR; 54 p->default_config = NSS_DEFCONF_AUTHATTR; 55 } 56 57 58 /* 59 * Return values: 0 = success, 1 = parse error, 2 = erange ... 60 * The structure pointer passed in is a structure in the caller's space 61 * wherein the field pointers would be set to areas in the buffer if 62 * need be. instring and buffer should be separate areas. 63 */ 64 int 65 str2authattr(const char *instr, int lenstr, void *ent, char *buffer, int buflen) 66 { 67 char *last = NULL; 68 char *sep = KV_TOKEN_DELIMIT; 69 authstr_t *auth = (authstr_t *)ent; 70 71 if ((instr >= buffer && (buffer + buflen) > instr) || 72 (buffer >= instr && (instr + lenstr) > buffer)) 73 return (NSS_STR_PARSE_PARSE); 74 if (lenstr >= buflen) 75 return (NSS_STR_PARSE_ERANGE); 76 (void) strncpy(buffer, instr, buflen); 77 /* 78 * Remove newline that nis (yp_match) puts at the 79 * end of the entry it retrieves from the map. 80 */ 81 if (buffer[lenstr] == '\n') 82 buffer[lenstr] = '\0'; 83 84 auth->name = _strtok_escape(buffer, sep, &last); 85 auth->res1 = _strtok_escape(NULL, sep, &last); 86 auth->res2 = _strtok_escape(NULL, sep, &last); 87 auth->short_desc = _strtok_escape(NULL, sep, &last); 88 auth->long_desc = _strtok_escape(NULL, sep, &last); 89 auth->attr = _strtok_escape(NULL, sep, &last); 90 91 return (0); 92 } 93 94 95 void 96 _setauthattr(void) 97 { 98 authattr_stayopen = 0; 99 nss_setent(&db_root, _nss_initf_authattr, &context); 100 } 101 102 103 void 104 _endauthattr(void) 105 { 106 authattr_stayopen = 0; 107 nss_endent(&db_root, _nss_initf_authattr, &context); 108 nss_delete(&db_root); 109 } 110 111 112 authstr_t * 113 _getauthattr(authstr_t *result, char *buffer, int buflen, int *h_errnop) 114 { 115 nss_XbyY_args_t arg; 116 nss_status_t res; 117 118 NSS_XbyY_INIT(&arg, result, buffer, buflen, str2authattr); 119 res = nss_getent(&db_root, _nss_initf_authattr, &context, &arg); 120 arg.status = res; 121 *h_errnop = arg.h_errno; 122 return ((authstr_t *)NSS_XbyY_FINI(&arg)); 123 } 124 125 126 authstr_t * 127 _getauthnam(const char *name, authstr_t *result, char *buffer, int buflen, 128 int *errnop) 129 { 130 nss_XbyY_args_t arg; 131 nss_status_t res; 132 133 NSS_XbyY_INIT(&arg, result, buffer, buflen, str2authattr); 134 arg.key.name = name; 135 arg.stayopen = authattr_stayopen; 136 res = nss_search(&db_root, _nss_initf_authattr, 137 NSS_DBOP_AUTHATTR_BYNAME, &arg); 138 arg.status = res; 139 *errnop = arg.h_errno; 140 return ((authstr_t *)NSS_XbyY_FINI(&arg)); 141 } 142