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 (c) 1999-2001 by Sun Microsystems, Inc. 24 * All rights reserved. 25 */ 26 27 #pragma ident "%Z%%M% %I% %E% SMI" 28 29 #include <stdlib.h> 30 #include <sys/types.h> 31 #include <nss_dbdefs.h> 32 #include <rpc/trace.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 trace1(TR__nss_initf_authattr, 0); 53 p->name = NSS_DBNAM_AUTHATTR; 54 p->default_config = NSS_DEFCONF_AUTHATTR; 55 trace1(TR__nss_initf_authattr, 1); 56 } 57 58 59 /* 60 * Return values: 0 = success, 1 = parse error, 2 = erange ... 61 * The structure pointer passed in is a structure in the caller's space 62 * wherein the field pointers would be set to areas in the buffer if 63 * need be. instring and buffer should be separate areas. 64 */ 65 int 66 str2authattr(const char *instr, int lenstr, void *ent, char *buffer, int buflen) 67 { 68 char *str = (char *)NULL; 69 char *last = (char *)NULL; 70 char *sep = KV_TOKEN_DELIMIT; 71 authstr_t *auth = (authstr_t *)ent; 72 73 trace3(TR_str2authattr, 0, lenstr, buflen); 74 if ((instr >= buffer && (buffer + buflen) > instr) || 75 (buffer >= instr && (instr + lenstr) > buffer)) { 76 trace3(TR_str2authattr, 1, lenstr, buflen); 77 return (NSS_STR_PARSE_PARSE); 78 } 79 if (lenstr >= buflen) { 80 trace3(TR_str2authattr, 1, lenstr, buflen); 81 return (NSS_STR_PARSE_ERANGE); 82 } 83 strncpy(buffer, instr, buflen); 84 /* 85 * Remove newline that nis (yp_match) puts at the 86 * end of the entry it retrieves from the map. 87 */ 88 if (buffer[lenstr] == '\n') { 89 buffer[lenstr] = '\0'; 90 } 91 92 auth->name = _strtok_escape(buffer, sep, &last); 93 auth->res1 = _strtok_escape(NULL, sep, &last); 94 auth->res2 = _strtok_escape(NULL, sep, &last); 95 auth->short_desc = _strtok_escape(NULL, sep, &last); 96 auth->long_desc = _strtok_escape(NULL, sep, &last); 97 auth->attr = _strtok_escape(NULL, sep, &last); 98 99 return (0); 100 } 101 102 103 void 104 _setauthattr(void) 105 { 106 trace1(TR_setauthattr, 0); 107 authattr_stayopen = 0; 108 nss_setent(&db_root, _nss_initf_authattr, &context); 109 trace1(TR_setauthattr, 0); 110 } 111 112 113 void 114 _endauthattr(void) 115 { 116 trace1(TR_endauthattr, 0); 117 authattr_stayopen = 0; 118 nss_endent(&db_root, _nss_initf_authattr, &context); 119 nss_delete(&db_root); 120 trace1(TR_endauthattr, 0); 121 } 122 123 124 authstr_t * 125 _getauthattr(authstr_t *result, char *buffer, int buflen, int *h_errnop) 126 { 127 nss_XbyY_args_t arg; 128 nss_status_t res; 129 130 trace2(TR_getauthattr, 0, buflen); 131 NSS_XbyY_INIT(&arg, result, buffer, buflen, str2authattr); 132 res = nss_getent(&db_root, _nss_initf_authattr, &context, &arg); 133 arg.status = res; 134 *h_errnop = arg.h_errno; 135 trace2(TR_getauthattr, 1, buflen); 136 return ((authstr_t *)NSS_XbyY_FINI(&arg)); 137 } 138 139 140 authstr_t * 141 _getauthnam(const char *name, authstr_t *result, char *buffer, int buflen, 142 int *errnop) 143 { 144 nss_XbyY_args_t arg; 145 nss_status_t res; 146 147 trace2(TR_getauthnam, 0, buflen); 148 NSS_XbyY_INIT(&arg, result, buffer, buflen, str2authattr); 149 arg.key.name = name; 150 arg.stayopen = authattr_stayopen; 151 res = nss_search(&db_root, _nss_initf_authattr, 152 NSS_DBOP_AUTHATTR_BYNAME, &arg); 153 arg.status = res; 154 *errnop = arg.h_errno; 155 trace2(TR_getauthnam, 1, buflen); 156 return ((authstr_t *)NSS_XbyY_FINI(&arg)); 157 } 158