1 files changed, 366 insertions, 0 deletions
diff --git a/clients/tools/ldapcompare.c b/clients/tools/ldapcompare.c
new file mode 100644
index 0000000..63c3040
--- /dev/null
+++ b/clients/tools/ldapcompare.c
@@ -0,0 +1,366 @@
+/* ldapcompare.c -- LDAP compare tool */
+/* $OpenLDAP$ */
+/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
+ *
+ * Copyright 1998-2022 The OpenLDAP Foundation.
+ * Portions Copyright 1998-2003 Kurt D. Zeilenga.
+ * Portions Copyright 1998-2001 Net Boolean Incorporated.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted only as authorized by the OpenLDAP
+ * Public License.
+ *
+ * A copy of this license is available in the file LICENSE in the
+ * top-level directory of the distribution or, alternatively, at
+ * <http://www.OpenLDAP.org/license.html>.
+ */
+/* Portions Copyright (c) 1992-1996 Regents of the University of Michigan.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms are permitted
+ * provided that this notice is preserved and that due credit is given
+ * to the University of Michigan at Ann Arbor.  The name of the
+ * University may not be used to endorse or promote products derived
+ * from this software without specific prior written permission.  This
+ * software is provided ``as is'' without express or implied warranty.
+ */
+/* Portions Copyright 2002, F5 Networks, Inc, All rights reserved.
+ * This software is not subject to any license of F5 Networks.
+ * This is free software; you can redistribute and use it
+ * under the same terms as OpenLDAP itself.
+ */
+/* ACKNOWLEDGEMENTS:
+ * This work was originally developed by Jeff Costlow (F5 Networks)
+ * based, in part, on existing LDAP tools and adapted for inclusion
+ * into OpenLDAP Software by Kurt D. Zeilenga.
+ */
+
+#include "portable.h"
+
+#include <stdio.h>
+
+#include <ac/stdlib.h>
+
+#include <ac/ctype.h>
+#include <ac/string.h>
+#include <ac/unistd.h>
+#include <ac/errno.h>
+#include <ac/socket.h>
+#include <ac/time.h>
+#include <sys/stat.h>
+
+#ifdef HAVE_FCNTL_H
+#include <fcntl.h>
+#endif
+#ifdef HAVE_SYS_TYPES_H
+#include <sys/types.h>
+#endif
+#ifdef HAVE_IO_H
+#include <io.h>
+#endif
+
+#include <ldap.h>
+
+#include "lutil.h"
+#include "lutil_ldap.h"
+#include "ldap_defaults.h"
+
+#include "common.h"
+
+
+static int quiet = 0;
+
+
+void
+usage( void )
+{
+	fprintf( stderr, _("usage: %s [options] DN <attr:value|attr::b64value>\n"), prog);
+	fprintf( stderr, _("where:\n"));
+	fprintf( stderr, _("  DN\tDistinguished Name\n"));
+	fprintf( stderr, _("  attr\tassertion attribute\n"));
+	fprintf( stderr, _("  value\tassertion value\n"));
+	fprintf( stderr, _("  b64value\tbase64 encoding of assertion value\n"));
+
+	fprintf( stderr, _("Compare options:\n"));
+	fprintf( stderr, _("  -E [!]<ext>[=<extparam>] compare extensions (! indicates criticality)\n"));
+	fprintf( stderr, _("             !dontUseCopy                (Don't Use Copy)\n"));
+	fprintf( stderr, _("  -M         enable Manage DSA IT control (-MM to make critical)\n"));
+	fprintf( stderr, _("  -P version protocol version (default: 3)\n"));
+	fprintf( stderr, _("  -z         Quiet mode,"
+		" don't print anything, use return values\n"));
+	tool_common_usage();
+	exit( EXIT_FAILURE );
+}
+
+static int docompare LDAP_P((
+	LDAP *ld,
+	char *dn,
+	char *attr,
+	struct berval *bvalue,
+	int quiet,
+	LDAPControl **sctrls,
+	LDAPControl **cctrls));
+
+
+const char options[] = "z"
+	"Cd:D:e:H:IMnNO:o:P:QR:U:vVw:WxX:y:Y:Z";
+
+#ifdef LDAP_CONTROL_DONTUSECOPY
+int dontUseCopy = 0;
+#endif
+
+int
+handle_private_option( int i )
+{
+	char	*control, *cvalue;
+	int		crit;
+
+	switch ( i ) {
+	case 'E': /* compare extensions */
+		if( protocol == LDAP_VERSION2 ) {
+			fprintf( stderr, _("%s: -E incompatible with LDAPv%d\n"),
+				prog, protocol );
+			exit( EXIT_FAILURE );
+		}
+
+		/* should be extended to support comma separated list of
+		 *	[!]key[=value] parameters, e.g.  -E !foo,bar=567
+		 */
+
+		crit = 0;
+		cvalue = NULL;
+		if( optarg[0] == '!' ) {
+			crit = 1;
+			optarg++;
+		}
+
+		control = optarg;
+		if ( (cvalue = strchr( control, '=' )) != NULL ) {
+			*cvalue++ = '\0';
+		}
+
+#ifdef LDAP_CONTROL_DONTUSECOPY
+		if ( strcasecmp( control, "dontUseCopy" ) == 0 ) {
+			if( dontUseCopy ) {
+				fprintf( stderr,
+					_("dontUseCopy control previously specified\n"));
+				exit( EXIT_FAILURE );
+			}
+			if( cvalue != NULL ) {
+				fprintf( stderr,
+					_("dontUseCopy: no control value expected\n") );
+				usage();
+			}
+			if( !crit ) {
+				fprintf( stderr,
+					_("dontUseCopy: critical flag required\n") );
+				usage();
+			}
+
+			dontUseCopy = 1 + crit;
+		} else
+#endif
+		{
+			fprintf( stderr,
+				_("Invalid compare extension name: %s\n"), control );
+			usage();
+		}
+		break;
+
+	case 'z':
+		quiet = 1;
+		break;
+
+	default:
+		return 0;
+	}
+	return 1;
+}
+
+
+int
+main( int argc, char **argv )
+{
+	char		*compdn = NULL, *attrs = NULL;
+	char		*sep;
+	int		rc;
+	LDAP		*ld = NULL;
+	struct berval	bvalue = { 0, NULL };
+	int		i = 0; 
+	LDAPControl	c[1];
+
+
+	tool_init( TOOL_COMPARE );
+	prog = lutil_progname( "ldapcompare", argc, argv );
+
+	tool_args( argc, argv );
+
+	if ( argc - optind != 2 ) {
+		usage();
+	}
+
+	compdn = argv[optind++];
+	attrs = argv[optind++];
+
+	/* user passed in only 2 args, the last one better be in
+	 * the form attr:value or attr::b64value
+	 */
+	sep = strchr(attrs, ':');
+	if (!sep) {
+		usage();
+	}
+
+	*sep++='\0';
+	if ( *sep != ':' ) {
+		bvalue.bv_val = strdup( sep );
+		bvalue.bv_len = strlen( bvalue.bv_val );
+
+	} else {
+		/* it's base64 encoded. */
+		bvalue.bv_val = malloc( strlen( &sep[1] ));
+		bvalue.bv_len = lutil_b64_pton( &sep[1],
+			(unsigned char *) bvalue.bv_val, strlen( &sep[1] ));
+
+		if (bvalue.bv_len == (ber_len_t)-1) {
+			fprintf(stderr, _("base64 decode error\n"));
+			exit(-1);
+		}
+	}
+
+	ld = tool_conn_setup( 0, 0 );
+
+	tool_bind( ld );
+
+	if ( 0
+#ifdef LDAP_CONTROL_DONTUSECOPY
+		|| dontUseCopy
+#endif
+		)
+	{
+#ifdef LDAP_CONTROL_DONTUSECOPY
+		if ( dontUseCopy ) {  
+			c[i].ldctl_oid = LDAP_CONTROL_DONTUSECOPY;
+			c[i].ldctl_value.bv_val = NULL;
+			c[i].ldctl_value.bv_len = 0;
+			c[i].ldctl_iscritical = dontUseCopy > 1;
+			i++;    
+		}
+#endif
+	}
+
+	tool_server_controls( ld, c, i );
+
+	if ( verbose ) {
+		fprintf( stderr, _("DN:%s, attr:%s, value:%s\n"),
+			compdn, attrs, sep );
+	}
+
+	rc = docompare( ld, compdn, attrs, &bvalue, quiet, NULL, NULL );
+
+	free( bvalue.bv_val );
+
+	tool_exit( ld, rc );
+}
+
+
+static int docompare(
+	LDAP *ld,
+	char *dn,
+	char *attr,
+	struct berval *bvalue,
+	int quiet,
+	LDAPControl **sctrls,
+	LDAPControl **cctrls )
+{
+	int		rc, msgid, code;
+	LDAPMessage	*res;
+	char		*matcheddn;
+	char		*text;
+	char		**refs;
+	LDAPControl **ctrls = NULL;
+
+	if ( dont ) {
+		return LDAP_SUCCESS;
+	}
+
+	rc = ldap_compare_ext( ld, dn, attr, bvalue,
+		sctrls, cctrls, &msgid );
+	if ( rc == -1 ) {
+		return( rc );
+	}
+
+	for ( ; ; ) {
+		struct timeval	tv;
+
+		tv.tv_sec = 0;
+		tv.tv_usec = 100000;
+
+		if ( tool_check_abandon( ld, msgid ) ) {
+			return LDAP_CANCELLED;
+		}
+
+		rc = ldap_result( ld, LDAP_RES_ANY, LDAP_MSG_ALL, &tv, &res );
+		if ( rc < 0 ) {
+			tool_perror( "ldap_result", rc, NULL, NULL, NULL, NULL );
+			return rc;
+		}
+
+		if ( rc != 0 ) {
+			break;
+		}
+	}
+
+	rc = ldap_parse_result( ld, res, &code, &matcheddn, &text, &refs, &ctrls, 1 );
+
+	if( rc != LDAP_SUCCESS ) {
+		fprintf( stderr, "%s: ldap_parse_result: %s (%d)\n",
+			prog, ldap_err2string( rc ), rc );
+		return rc;
+	}
+
+	if ( !quiet && ( verbose || ( code != LDAP_SUCCESS && code != LDAP_COMPARE_TRUE && code != LDAP_COMPARE_FALSE )||
+		(matcheddn && *matcheddn) || (text && *text) || (refs && *refs) ) )
+	{
+		printf( _("Compare Result: %s (%d)\n"),
+			ldap_err2string( code ), code );
+
+		if( text && *text ) {
+			printf( _("Additional info: %s\n"), text );
+		}
+
+		if( matcheddn && *matcheddn ) {
+			printf( _("Matched DN: %s\n"), matcheddn );
+		}
+
+		if( refs ) {
+			int i;
+			for( i=0; refs[i]; i++ ) {
+				printf(_("Referral: %s\n"), refs[i] );
+			}
+		}
+	}
+
+	/* if we were told to be quiet, use the return value. */
+	if ( !quiet ) {
+		if ( code == LDAP_COMPARE_TRUE ) {
+			printf(_("TRUE\n"));
+		} else if ( code == LDAP_COMPARE_FALSE ) {
+			printf(_("FALSE\n"));
+		} else {
+			printf(_("UNDEFINED\n"));
+		}
+	}
+
+	if ( ctrls ) {
+		tool_print_ctrls( ld, ctrls );
+		ldap_controls_free( ctrls );
+	}
+
+	ber_memfree( text );
+	ber_memfree( matcheddn );
+	ber_memvfree( (void **) refs );
+
+	return( code );
+}
+