* cbc.c, cbc.h: New files, for general CBC encryption.

Rev: src/nettle/cbc.c:1.1
Rev: src/nettle/cbc.h:1.1

1 files changed, 49 insertions, 0 deletions

diff --git a/cbc.h b/cbc.h
new file mode 100644
index 00000000..4335a518
--- /dev/null
+++ b/cbc.h
@@ -0,0 +1,49 @@
+/* cbc.h
+ *
+ * Cipher block chaining mode.
+ */
+
+/* nettle, low-level cryptographics library
+ *
+ * Copyright (C) 2001 Niels Möller
+ *  
+ * The nettle library 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 2.1 of the License, or (at your
+ * option) any later version.
+ * 
+ * The nettle library 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 the nettle library; see the file COPYING.LIB.  If not, write to
+ * the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
+ * MA 02111-1307, USA.
+ */
+
+#ifndef NETTLE_CBC_H_INCLUDED
+#define NETTLE_CBC_H_INCLUDED
+
+#include <inttypes.h>
+
+/* Uses a void * for cipher contexts. It's hard to be type safe. */
+
+void
+cbc_encrypt(void *ctx, void (*f)(void *ctx,
+				 unsigned length, uint8_t *dst,
+				 const uint8_t *src),
+	    unsigned block_size, uint8_t *iv,
+	    unsigned length, uint8_t *dst,
+	    const uint8_t *src);
+
+void
+cbc_decrypt(void *ctx, void (*f)(void *ctx,
+				 unsigned length, uint8_t *dst,
+				 const uint8_t *src),
+	    unsigned block_size, uint8_t *iv,
+	    unsigned length, uint8_t *dst,
+	    const uint8_t *src);
+
+#endif /* NETTLE_CBC_H_INCLUDED */