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authorWilmer van der Gaast <wilmer@gaast.net>2010-10-02 19:45:26 -0700
committerWilmer van der Gaast <wilmer@gaast.net>2010-10-02 19:45:26 -0700
commit8e9e2b7d9e54744cee32b3724391bf0ad04e8aff (patch)
tree6cafdc57bb8143306daf8ef8288d09754f39b451 /lib/des.h
parent88de0c96136313e553113f69cfc6ae544a5f5954 (diff)
parent2af3e232ff468b288dd4e0dbdab1a17312d801c5 (diff)
Merging mainline, which includes a huge msnp13 merge.
Not 100% sure about the OpenSSL merge, should double check that but I'm currently offline.
Diffstat (limited to 'lib/des.h')
-rw-r--r--lib/des.h51
1 files changed, 51 insertions, 0 deletions
diff --git a/lib/des.h b/lib/des.h
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+++ b/lib/des.h
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+/*
+ * FIPS-46-3 compliant 3DES implementation
+ *
+ * Copyright (C) 2001-2003 Christophe Devine
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, 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 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+#ifndef _DES_H
+#define _DES_H
+
+#include <stdint.h>
+
+typedef struct
+{
+ uint32_t esk[32]; /* DES encryption subkeys */
+ uint32_t dsk[32]; /* DES decryption subkeys */
+}
+des_context;
+
+typedef struct
+{
+ uint32_t esk[96]; /* Triple-DES encryption subkeys */
+ uint32_t dsk[96]; /* Triple-DES decryption subkeys */
+}
+des3_context;
+
+int des_set_key( des_context *ctx, uint8_t key[8] );
+void des_encrypt( des_context *ctx, uint8_t input[8], uint8_t output[8] );
+void des_decrypt( des_context *ctx, uint8_t input[8], uint8_t output[8] );
+
+int des3_set_2keys( des3_context *ctx, const uint8_t key1[8], const uint8_t key2[8] );
+int des3_set_3keys( des3_context *ctx, const uint8_t key1[8], const uint8_t key2[8],
+ const uint8_t key3[8] );
+
+void des3_encrypt( des3_context *ctx, uint8_t input[8], uint8_t output[8] );
+void des3_decrypt( des3_context *ctx, uint8_t input[8], uint8_t output[8] );
+
+#endif /* des.h */