From 7731832751ab9f3c6ddeb66f186d3d7fa1934a6d Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sat, 27 Apr 2024 13:11:40 +0200
Subject: Adding upstream version 2.4.57+dfsg.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 libraries/libldap/whoami.c | 102 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 102 insertions(+)
 create mode 100644 libraries/libldap/whoami.c

(limited to 'libraries/libldap/whoami.c')

diff --git a/libraries/libldap/whoami.c b/libraries/libldap/whoami.c
new file mode 100644
index 0000000..a14cadb
--- /dev/null
+++ b/libraries/libldap/whoami.c
@@ -0,0 +1,102 @@
+/* $OpenLDAP$ */
+/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
+ *
+ * Copyright 1998-2021 The OpenLDAP Foundation.
+ * 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>.
+ */
+/* ACKNOWLEDGEMENTS:
+ * This program was orignally developed by Kurt D. Zeilenga for inclusion in
+ * OpenLDAP Software.
+ */
+
+#include "portable.h"
+
+#include <stdio.h>
+#include <ac/stdlib.h>
+#include <ac/string.h>
+#include <ac/time.h>
+
+#include "ldap-int.h"
+
+/*
+ * LDAP Who Am I? (Extended) Operation <draft-zeilenga-ldap-authzid-xx.txt>
+ */
+
+int ldap_parse_whoami(
+	LDAP *ld,
+	LDAPMessage *res,
+	struct berval **authzid )
+{
+	int rc;
+	char *retoid = NULL;
+
+	assert( ld != NULL );
+	assert( LDAP_VALID( ld ) );
+	assert( res != NULL );
+	assert( authzid != NULL );
+
+	*authzid = NULL;
+
+	rc = ldap_parse_extended_result( ld, res, &retoid, authzid, 0 );
+
+	if( rc != LDAP_SUCCESS ) {
+		ldap_perror( ld, "ldap_parse_whoami" );
+		return rc;
+	}
+
+	ber_memfree( retoid );
+	return rc;
+}
+
+int
+ldap_whoami( LDAP *ld,
+	LDAPControl		**sctrls,
+	LDAPControl		**cctrls,
+	int				*msgidp )
+{
+	int rc;
+
+	assert( ld != NULL );
+	assert( LDAP_VALID( ld ) );
+	assert( msgidp != NULL );
+
+	rc = ldap_extended_operation( ld, LDAP_EXOP_WHO_AM_I,
+		NULL, sctrls, cctrls, msgidp );
+
+	return rc;
+}
+
+int
+ldap_whoami_s(
+	LDAP *ld,
+	struct berval **authzid,
+	LDAPControl **sctrls,
+	LDAPControl **cctrls )
+{
+	int		rc;
+	int		msgid;
+	LDAPMessage	*res;
+
+	rc = ldap_whoami( ld, sctrls, cctrls, &msgid );
+	if ( rc != LDAP_SUCCESS ) return rc;
+
+	if ( ldap_result( ld, msgid, LDAP_MSG_ALL, (struct timeval *) NULL, &res ) == -1 || !res ) {
+		return ld->ld_errno;
+	}
+
+	rc = ldap_parse_whoami( ld, res, authzid );
+	if( rc != LDAP_SUCCESS ) {
+		ldap_msgfree( res );
+		return rc;
+	}
+
+	return( ldap_result2error( ld, res, 1 ) );
+}
-- 
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