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 2005 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 <stdlib.h> 31 #include <sys/types.h> 32 #include <nss_dbdefs.h> 33 #include <string.h> 34 #include <auth_attr.h> 35 36 37 /* externs from parse.c */ 38 extern char *_strtok_escape(char *, char *, char **); 39 40 static int authattr_stayopen = 0; 41 /* 42 * Unsynchronized, but it affects only 43 * efficiency, not correctness 44 */ 45 46 static DEFINE_NSS_DB_ROOT(db_root); 47 static DEFINE_NSS_GETENT(context); 48 49 void 50 _nss_initf_authattr(nss_db_params_t *p) 51 { 52 p->name = NSS_DBNAM_AUTHATTR; 53 p->default_config = NSS_DEFCONF_AUTHATTR; 54 } 55 56 57 /* 58 * Return values: 0 = success, 1 = parse error, 2 = erange ... 59 * The structure pointer passed in is a structure in the caller's space 60 * wherein the field pointers would be set to areas in the buffer if 61 * need be. instring and buffer should be separate areas. 62 */ 63 int 64 str2authattr(const char *instr, int lenstr, void *ent, char *buffer, int buflen) 65 { 66 char *last = NULL; 67 char *sep = KV_TOKEN_DELIMIT; 68 authstr_t *auth = (authstr_t *)ent; 69 70 if ((instr >= buffer && (buffer + buflen) > instr) || 71 (buffer >= instr && (instr + lenstr) > buffer)) 72 return (NSS_STR_PARSE_PARSE); 73 if (lenstr >= buflen) 74 return (NSS_STR_PARSE_ERANGE); 75 (void) strncpy(buffer, instr, buflen); 76 /* 77 * Remove newline that nis (yp_match) puts at the 78 * end of the entry it retrieves from the map. 79 */ 80 if (buffer[lenstr] == '\n') 81 buffer[lenstr] = '\0'; 82 83 auth->name = _strtok_escape(buffer, sep, &last); 84 auth->res1 = _strtok_escape(NULL, sep, &last); 85 auth->res2 = _strtok_escape(NULL, sep, &last); 86 auth->short_desc = _strtok_escape(NULL, sep, &last); 87 auth->long_desc = _strtok_escape(NULL, sep, &last); 88 auth->attr = _strtok_escape(NULL, sep, &last); 89 90 return (0); 91 } 92 93 94 void 95 _setauthattr(void) 96 { 97 authattr_stayopen = 0; 98 nss_setent(&db_root, _nss_initf_authattr, &context); 99 } 100 101 102 void 103 _endauthattr(void) 104 { 105 authattr_stayopen = 0; 106 nss_endent(&db_root, _nss_initf_authattr, &context); 107 nss_delete(&db_root); 108 } 109 110 111 authstr_t * 112 _getauthattr(authstr_t *result, char *buffer, int buflen, int *h_errnop) 113 { 114 nss_XbyY_args_t arg; 115 nss_status_t res; 116 117 NSS_XbyY_INIT(&arg, result, buffer, buflen, str2authattr); 118 res = nss_getent(&db_root, _nss_initf_authattr, &context, &arg); 119 arg.status = res; 120 *h_errnop = arg.h_errno; 121 return ((authstr_t *)NSS_XbyY_FINI(&arg)); 122 } 123 124 125 authstr_t * 126 _getauthnam(const char *name, authstr_t *result, char *buffer, int buflen, 127 int *errnop) 128 { 129 nss_XbyY_args_t arg; 130 nss_status_t res; 131 132 NSS_XbyY_INIT(&arg, result, buffer, buflen, str2authattr); 133 arg.key.name = name; 134 arg.stayopen = authattr_stayopen; 135 res = nss_search(&db_root, _nss_initf_authattr, 136 NSS_DBOP_AUTHATTR_BYNAME, &arg); 137 arg.status = res; 138 *errnop = arg.h_errno; 139 return ((authstr_t *)NSS_XbyY_FINI(&arg)); 140 } 141