1 files changed, 29 insertions, 0 deletions
diff --git a/libotr/libotr-4.1.1/toolkit/sha1hmac.h b/libotr/libotr-4.1.1/toolkit/sha1hmac.h
new file mode 100644
index 0000000..1f76ddc
--- /dev/null
+++ b/libotr/libotr-4.1.1/toolkit/sha1hmac.h
@@ -0,0 +1,29 @@
+/*
+ *  Off-the-Record Messaging Toolkit
+ *  Copyright (C) 2004-2012  Ian Goldberg, Chris Alexander, Nikita Borisov
+ *                           <otr@cypherpunks.ca>
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of version 2 of the GNU General Public License as
+ *  published by the Free Software Foundation.
+ *
+ *  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 General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#ifndef __SHA1HMAC_H__
+#define __SHA1HMAC_H__
+
+/* Implementation of SHA1-HMAC.  We're rolling our own just to
+ * double-check that the calls libotr makes to libgcrypt are in fact
+ * doing the right thing. */
+void sha1hmac(unsigned char digest[20], unsigned char key[20],
+	unsigned char *data, size_t datalen);
+
+#endif