diff options
author | Wilmer van der Gaast <wilmer@gaast.net> | 2010-10-02 19:45:26 -0700 |
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committer | Wilmer van der Gaast <wilmer@gaast.net> | 2010-10-02 19:45:26 -0700 |
commit | 8e9e2b7d9e54744cee32b3724391bf0ad04e8aff (patch) | |
tree | 6cafdc57bb8143306daf8ef8288d09754f39b451 /lib/des.h | |
parent | 88de0c96136313e553113f69cfc6ae544a5f5954 (diff) | |
parent | 2af3e232ff468b288dd4e0dbdab1a17312d801c5 (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.h | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/lib/des.h b/lib/des.h new file mode 100644 index 00000000..92fbfd22 --- /dev/null +++ b/lib/des.h @@ -0,0 +1,51 @@ +/* + * 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 */ |