1 files changed, 18 insertions, 0 deletions
diff --git a/lib/x509/pbkdf2-sha1.h b/lib/x509/pbkdf2-sha1.h
index 3273c00344..04dd726fbf 100644
--- a/lib/x509/pbkdf2-sha1.h
+++ b/lib/x509/pbkdf2-sha1.h
@@ -1,3 +1,21 @@
+/* gc-pbkdf2-sha1.c --- Password-Based Key Derivation Function a'la PKCS#5
+   Copyright (C) 2002-2012 Free Software Foundation, Inc.
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU Lesser General Public License as published by
+   the Free Software Foundation; either version 3, or (at your option)
+   any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>
+
+*/
+
 int _gnutls_pbkdf2_sha1 (const char *P, size_t Plen,
                          const unsigned char *S, size_t Slen,
                          unsigned int c, unsigned char *DK, size_t dkLen);