diff options
Diffstat (limited to 'include/crypto/cast6.h')
| -rw-r--r-- | include/crypto/cast6.h | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/include/crypto/cast6.h b/include/crypto/cast6.h new file mode 100644 index 000000000000..157af6f342c8 --- /dev/null +++ b/include/crypto/cast6.h @@ -0,0 +1,28 @@ +#ifndef _CRYPTO_CAST6_H +#define _CRYPTO_CAST6_H + +#include <linux/types.h> +#include <linux/crypto.h> + +#define CAST6_BLOCK_SIZE 16 +#define CAST6_MIN_KEY_SIZE 16 +#define CAST6_MAX_KEY_SIZE 32 + +struct cast6_ctx { + u32 Km[12][4]; + u8 Kr[12][4]; +}; + +int __cast6_setkey(struct cast6_ctx *ctx, const u8 *key, + unsigned int keylen, u32 *flags); +int cast6_setkey(struct crypto_tfm *tfm, const u8 *key, unsigned int keylen); + +void __cast6_encrypt(struct cast6_ctx *ctx, u8 *dst, const u8 *src); +void __cast6_decrypt(struct cast6_ctx *ctx, u8 *dst, const u8 *src); + +extern const u32 cast6_s1[256]; +extern const u32 cast6_s2[256]; +extern const u32 cast6_s3[256]; +extern const u32 cast6_s4[256]; + +#endif |