Annotation of src/external/mpl/dhcp/dist/server/ldap_casa.c, Revision 1.2.2.2
1.2.2.2 ! pgoyette 1: /* $NetBSD: ldap_casa.c,v 1.2 2018/04/07 22:37:30 christos Exp $ */
! 2:
! 3: /* ldap_casa.c
! 4:
! 5: CASA routines for DHCPD... */
! 6:
! 7: /* Copyright (c) 2006 Novell, Inc.
! 8:
! 9: * All rights reserved.
! 10: * Redistribution and use in source and binary forms, with or without
! 11: * modification, are permitted provided that the following conditions are met:
! 12: * 1.Redistributions of source code must retain the above copyright notice,
! 13: * this list of conditions and the following disclaimer.
! 14: * 2.Redistributions in binary form must reproduce the above copyright notice,
! 15: * this list of conditions and the following disclaimer in the documentation
! 16: * and/or other materials provided with the distribution.
! 17: * 3.Neither the name of ISC, ISC DHCP, nor the names of its contributors
! 18: * may be used to endorse or promote products derived from this software
! 19: * without specific prior written permission.
! 20:
! 21: * THIS SOFTWARE IS PROVIDED BY INTERNET SYSTEMS CONSORTIUM AND CONTRIBUTORS
! 22: * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
! 23: * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
! 24: * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL ISC OR CONTRIBUTORS BE LIABLE
! 25: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
! 26: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
! 27: * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
! 28: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
! 29: * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
! 30: * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
! 31: * POSSIBILITY OF SUCH DAMAGE.
! 32:
! 33: * This file was written by S Kalyanasundaram <skalyanasundaram@novell.com>
! 34: */
! 35:
! 36: /*
! 37: * Copyright (c) 2004-2010 by Internet Systems Consortium, Inc. ("ISC")
! 38: * Copyright (c) 1995-2003 by Internet Software Consortium
! 39: *
! 40: * Permission to use, copy, modify, and distribute this software for any
! 41: * purpose with or without fee is hereby granted, provided that the above
! 42: * copyright notice and this permission notice appear in all copies.
! 43: *
! 44: * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES
! 45: * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
! 46: * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR
! 47: * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
! 48: * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
! 49: * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT
! 50: * OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
! 51: *
! 52: * Internet Systems Consortium, Inc.
! 53: * 950 Charter Street
! 54: * Redwood City, CA 94063
! 55: * <info@isc.org>
! 56: * https://www.isc.org/
! 57: */
! 58:
! 59: #include <sys/cdefs.h>
! 60: __RCSID("$NetBSD: ldap_casa.c,v 1.2 2018/04/07 22:37:30 christos Exp $");
! 61:
! 62: #if defined(LDAP_CASA_AUTH)
! 63: #include "dhcpd.h"
! 64: #include "ldap_casa.h"
! 65: #include <dlfcn.h>
! 66: #include <string.h>
! 67:
! 68: int
! 69: load_casa (void)
! 70: {
! 71: if( !(casaIDK = dlopen(MICASA_LIB,RTLD_LAZY)))
! 72: return 0;
! 73: p_miCASAGetCredential = (CASA_GetCredential_T) dlsym(casaIDK, "miCASAGetCredential");
! 74: p_miCASASetCredential = (CASA_SetCredential_T) dlsym(casaIDK, "miCASASetCredential");
! 75: p_miCASARemoveCredential = (CASA_RemoveCredential_T) dlsym(casaIDK, "miCASARemoveCredential");
! 76:
! 77: if((p_miCASAGetCredential == NULL) ||
! 78: (p_miCASASetCredential == NULL) ||
! 79: (p_miCASARemoveCredential == NULL))
! 80: {
! 81: if(casaIDK)
! 82: dlclose(casaIDK);
! 83: casaIDK = NULL;
! 84: p_miCASAGetCredential = NULL;
! 85: p_miCASASetCredential = NULL;
! 86: p_miCASARemoveCredential = NULL;
! 87: return 0;
! 88: }
! 89: else
! 90: return 1;
! 91: }
! 92:
! 93: static void
! 94: release_casa(void)
! 95: {
! 96: if(casaIDK)
! 97: {
! 98: dlclose(casaIDK);
! 99: casaIDK = NULL;
! 100: }
! 101:
! 102: p_miCASAGetCredential = NULL;
! 103: p_miCASASetCredential = NULL;
! 104: p_miCASARemoveCredential = NULL;
! 105:
! 106: }
! 107:
! 108: int
! 109: load_uname_pwd_from_miCASA (char **ldap_username, char **ldap_password)
! 110: {
! 111: int result = 0;
! 112: uint32_t credentialtype = SSCS_CRED_TYPE_SERVER_F;
! 113: SSCS_BASIC_CREDENTIAL credential;
! 114: SSCS_SECRET_ID_T applicationSecretId;
! 115: char *tempVar = NULL;
! 116:
! 117: const char applicationName[10] = "dhcp-ldap";
! 118:
! 119: if ( load_casa() )
! 120: {
! 121: memset(&credential, 0, sizeof(SSCS_BASIC_CREDENTIAL));
! 122: memset(&applicationSecretId, 0, sizeof(SSCS_SECRET_ID_T));
! 123:
! 124: applicationSecretId.len = strlen(applicationName) + 1;
! 125: memcpy (applicationSecretId.id, applicationName, applicationSecretId.len);
! 126:
! 127: credential.unFlags = USERNAME_TYPE_CN_F;
! 128:
! 129: result = p_miCASAGetCredential (0,
! 130: &applicationSecretId,NULL,&credentialtype,
! 131: &credential,NULL);
! 132:
! 133: if(credential.unLen)
! 134: {
! 135: tempVar = dmalloc (credential.unLen + 1, MDL);
! 136: if (!tempVar)
! 137: log_fatal ("no memory for ldap_username");
! 138: memcpy(tempVar , credential.username, credential.unLen);
! 139: *ldap_username = tempVar;
! 140:
! 141: tempVar = dmalloc (credential.pwordLen + 1, MDL);
! 142: if (!tempVar)
! 143: log_fatal ("no memory for ldap_password");
! 144: memcpy(tempVar, credential.password, credential.pwordLen);
! 145: *ldap_password = tempVar;
! 146:
! 147: #if defined (DEBUG_LDAP)
! 148: log_info ("Authentication credential taken from CASA");
! 149: #endif
! 150:
! 151: release_casa();
! 152: return 1;
! 153:
! 154: }
! 155: else
! 156: {
! 157: release_casa();
! 158: return 0;
! 159: }
! 160: }
! 161: else
! 162: return 0; //casa libraries not loaded
! 163: }
! 164:
! 165: #endif /* LDAP_CASA_AUTH */
! 166:
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