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 * Copyright 2006 Sun Microsystems, Inc. All rights reserved. 23 * Use is subject to license terms. 24 */ 25 26 #include <secdb.h> 27 #include <auth_attr.h> 28 #include "ldap_common.h" 29 30 31 /* auth_attr attributes filters */ 32 #define _AUTH_NAME "cn" 33 #define _AUTH_RES1 "SolarisAttrReserved1" 34 #define _AUTH_RES2 "SolarisAttrReserved2" 35 #define _AUTH_SHORTDES "SolarisAttrShortDesc" 36 #define _AUTH_LONGDES "SolarisAttrLongDesc" 37 #define _AUTH_ATTRS "SolarisAttrKeyValue" 38 #define _AUTH_GETAUTHNAME "(&(objectClass=SolarisAuthAttr)(cn=%s))" 39 #define _AUTH_GETAUTHNAME_SSD "(&(%%s)(cn=%s))" 40 41 42 static const char *auth_attrs[] = { 43 _AUTH_NAME, 44 _AUTH_RES1, 45 _AUTH_RES2, 46 _AUTH_SHORTDES, 47 _AUTH_LONGDES, 48 _AUTH_ATTRS, 49 (char *)NULL 50 }; 51 /* 52 * _nss_ldap_auth2str is the data marshaling method for the auth_attr 53 * system call getauthattr and getauthnam. 54 * This method is called after a successful search has been performed. 55 * This method will parse the search results into the file format. 56 * e.g. 57 * 58 * solaris.:::All Solaris Authorizations::help=AllSolAuthsHeader.html 59 * 60 */ 61 static int 62 _nss_ldap_auth2str(ldap_backend_ptr be, nss_XbyY_args_t *argp) 63 { 64 int nss_result; 65 int buflen = 0; 66 unsigned long len = 0L; 67 char *buffer = NULL; 68 ns_ldap_result_t *result = be->result; 69 char **name, **res1, **res2, **sdes, **ldes, **attr; 70 char *res1_str, *res2_str, *sdes_str, *ldes_str; 71 char *attr_str; 72 73 if (result == NULL) 74 return (NSS_STR_PARSE_PARSE); 75 76 buflen = argp->buf.buflen; 77 nss_result = NSS_STR_PARSE_SUCCESS; 78 (void) memset(argp->buf.buffer, 0, buflen); 79 80 name = __ns_ldap_getAttr(result->entry, _AUTH_NAME); 81 if (name == NULL || name[0] == NULL || 82 (strlen(name[0]) < 1)) { 83 nss_result = NSS_STR_PARSE_PARSE; 84 goto result_auth2str; 85 } 86 res1 = __ns_ldap_getAttr(result->entry, _AUTH_RES1); 87 if (res1 == NULL || res1[0] == NULL || (strlen(res1[0]) < 1)) 88 res1_str = _NO_VALUE; 89 else 90 res1_str = res1[0]; 91 92 res2 = __ns_ldap_getAttr(result->entry, _AUTH_RES2); 93 if (res2 == NULL || res2[0] == NULL || (strlen(res2[0]) < 1)) 94 res2_str = _NO_VALUE; 95 else 96 res2_str = res2[0]; 97 98 sdes = __ns_ldap_getAttr(result->entry, _AUTH_SHORTDES); 99 if (sdes == NULL || sdes[0] == NULL || (strlen(sdes[0]) < 1)) 100 sdes_str = _NO_VALUE; 101 else 102 sdes_str = sdes[0]; 103 104 ldes = __ns_ldap_getAttr(result->entry, _AUTH_LONGDES); 105 if (ldes == NULL || ldes[0] == NULL || (strlen(ldes[0]) < 1)) 106 ldes_str = _NO_VALUE; 107 else 108 ldes_str = ldes[0]; 109 110 attr = __ns_ldap_getAttr(result->entry, _AUTH_ATTRS); 111 if (attr == NULL || attr[0] == NULL || (strlen(attr[0]) < 1)) 112 attr_str = _NO_VALUE; 113 else 114 attr_str = attr[0]; 115 /* 6 = 5 ':' + 1 '\0' */ 116 len = strlen(name[0]) + strlen(res1_str) + strlen(res2_str) + 117 strlen(sdes_str) + strlen(ldes_str) + strlen(attr_str) + 6; 118 if (len > buflen) { 119 nss_result = NSS_STR_PARSE_ERANGE; 120 goto result_auth2str; 121 } 122 123 if (argp->buf.result != NULL) { 124 if ((be->buffer = calloc(1, len)) == NULL) { 125 nss_result = NSS_STR_PARSE_PARSE; 126 goto result_auth2str; 127 } 128 buffer = be->buffer; 129 } else 130 buffer = argp->buf.buffer; 131 (void) snprintf(buffer, len, "%s:%s:%s:%s:%s:%s", 132 name[0], res1_str, res2_str, sdes_str, 133 ldes_str, attr_str); 134 /* The front end marshaller doesn't need the trailing null */ 135 if (argp->buf.result != NULL) 136 be->buflen = strlen(be->buffer); 137 138 result_auth2str: 139 (void) __ns_ldap_freeResult(&be->result); 140 return ((int)nss_result); 141 } 142 143 144 static nss_status_t 145 getbyname(ldap_backend_ptr be, void *a) 146 { 147 nss_XbyY_args_t *argp = (nss_XbyY_args_t *)a; 148 char searchfilter[SEARCHFILTERLEN]; 149 char userdata[SEARCHFILTERLEN]; 150 char name[SEARCHFILTERLEN]; 151 int ret; 152 153 if (_ldap_filter_name(name, argp->key.name, sizeof (name)) != 0) 154 return ((nss_status_t)NSS_NOTFOUND); 155 156 ret = snprintf(searchfilter, SEARCHFILTERLEN, 157 _AUTH_GETAUTHNAME, name); 158 if (ret >= sizeof (searchfilter) || ret < 0) 159 return ((nss_status_t)NSS_NOTFOUND); 160 161 ret = snprintf(userdata, sizeof (userdata), 162 _AUTH_GETAUTHNAME_SSD, name); 163 if (ret >= sizeof (userdata) || ret < 0) 164 return ((nss_status_t)NSS_NOTFOUND); 165 166 return ((nss_status_t)_nss_ldap_lookup(be, argp, 167 _AUTHATTR, searchfilter, NULL, _merge_SSD_filter, userdata)); 168 } 169 170 171 static ldap_backend_op_t authattr_ops[] = { 172 _nss_ldap_destr, 173 _nss_ldap_endent, 174 _nss_ldap_setent, 175 _nss_ldap_getent, 176 getbyname 177 }; 178 179 180 /*ARGSUSED0*/ 181 nss_backend_t * 182 _nss_ldap_auth_attr_constr(const char *dummy1, 183 const char *dummy2, 184 const char *dummy3, 185 const char *dummy4, 186 const char *dummy5) 187 { 188 return ((nss_backend_t *)_nss_ldap_constr(authattr_ops, 189 sizeof (authattr_ops)/sizeof (authattr_ops[0]), _AUTHATTR, 190 auth_attrs, _nss_ldap_auth2str)); 191 } 192