diff options
Diffstat (limited to 'include/crypto/cast5.h')
| -rw-r--r-- | include/crypto/cast5.h | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/include/crypto/cast5.h b/include/crypto/cast5.h new file mode 100644 index 000000000..3d4ed4ea9 --- /dev/null +++ b/include/crypto/cast5.h @@ -0,0 +1,24 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef _CRYPTO_CAST5_H +#define _CRYPTO_CAST5_H + +#include <linux/types.h> +#include <linux/crypto.h> +#include <crypto/cast_common.h> + +#define CAST5_BLOCK_SIZE 8 +#define CAST5_MIN_KEY_SIZE 5 +#define CAST5_MAX_KEY_SIZE 16 + +struct cast5_ctx { + u32 Km[16]; + u8 Kr[16]; + int rr; /* rr ? rounds = 12 : rounds = 16; (rfc 2144) */ +}; + +int cast5_setkey(struct crypto_tfm *tfm, const u8 *key, unsigned int keylen); + +void __cast5_encrypt(struct cast5_ctx *ctx, u8 *dst, const u8 *src); +void __cast5_decrypt(struct cast5_ctx *ctx, u8 *dst, const u8 *src); + +#endif |