OpenSolaris Launch

1 files changed, 68 insertions, 0 deletions

diff --git a/usr/src/lib/libldap5/sources/ldap/common/unescape.c b/usr/src/lib/libldap5/sources/ldap/common/unescape.c
new file mode 100644
index 0000000000..65de7c03b4
--- /dev/null
+++ b/usr/src/lib/libldap5/sources/ldap/common/unescape.c
@@ -0,0 +1,68 @@
+#pragma ident	"%Z%%M%	%I%	%E% SMI"
+
+/*
+ * The contents of this file are subject to the Netscape Public
+ * License Version 1.1 (the "License"); you may not use this file
+ * except in compliance with the License. You may obtain a copy of
+ * the License at http://www.mozilla.org/NPL/
+ *
+ * Software distributed under the License is distributed on an "AS
+ * IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
+ * implied. See the License for the specific language governing
+ * rights and limitations under the License.
+ *
+ * The Original Code is Mozilla Communicator client code, released
+ * March 31, 1998.
+ *
+ * The Initial Developer of the Original Code is Netscape
+ * Communications Corporation. Portions created by Netscape are
+ * Copyright (C) 1998-1999 Netscape Communications Corporation. All
+ * Rights Reserved.
+ *
+ * Contributor(s):
+ */
+
+/*
+ *  LIBLDAP unescape.c -- LDAP URL un-escape routines
+ *  We also tolerate URLs that look like: <ldapurl> and <URL:ldapurl>
+ */
+
+#include "ldap-int.h"
+
+
+static int unhex( char c );
+
+
+void
+nsldapi_hex_unescape( char *s )
+{
+/*
+ * Remove URL hex escapes from s... done in place.  The basic concept for
+ * this routine is borrowed from the WWW library HTUnEscape() routine.
+ */
+	char	*p;
+
+	for ( p = s; *s != '\0'; ++s ) {
+		if ( *s == '%' ) {
+			if ( *++s != '\0' ) {
+				*p = unhex( *s ) << 4;
+			}
+			if ( *++s != '\0' ) {
+				*p++ += unhex( *s );
+			}
+		} else {
+			*p++ = *s;
+		}
+	}
+
+	*p = '\0';
+}
+
+
+static int
+unhex( char c )
+{
+	return( c >= '0' && c <= '9' ? c - '0'
+	    : c >= 'A' && c <= 'F' ? c - 'A' + 10
+	    : c - 'a' + 10 );
+}