(((s1[I >> 24] + s2[(I>>16)&0xff]) ^ s3[(I>>8)&0xff]) - s4[I&0xff]) )
-static void cast5_encrypt(void *ctx, u8 * outbuf, const u8 * inbuf)
+static void cast5_encrypt(struct crypto_tfm *tfm, u8 *outbuf, const u8 *inbuf)
{
- struct cast5_ctx *c = (struct cast5_ctx *) ctx;
+ struct cast5_ctx *c = crypto_tfm_ctx(tfm);
const __be32 *src = (const __be32 *)inbuf;
__be32 *dst = (__be32 *)outbuf;
u32 l, r, t;
dst[1] = cpu_to_be32(l);
}
-static void cast5_decrypt(void *ctx, u8 * outbuf, const u8 * inbuf)
+static void cast5_decrypt(struct crypto_tfm *tfm, u8 *outbuf, const u8 *inbuf)
{
- struct cast5_ctx *c = (struct cast5_ctx *) ctx;
+ struct cast5_ctx *c = crypto_tfm_ctx(tfm);
const __be32 *src = (const __be32 *)inbuf;
__be32 *dst = (__be32 *)outbuf;
u32 l, r, t;
}
-static int
-cast5_setkey(void *ctx, const u8 * key, unsigned key_len, u32 * flags)
+static int cast5_setkey(struct crypto_tfm *tfm, const u8 *key, unsigned key_len)
{
+ struct cast5_ctx *c = crypto_tfm_ctx(tfm);
int i;
u32 x[4];
u32 z[4];
u32 k[16];
__be32 p_key[4];
- struct cast5_ctx *c = (struct cast5_ctx *) ctx;
-
- if (key_len < 5 || key_len > 16) {
- *flags |= CRYPTO_TFM_RES_BAD_KEY_LEN;
- return -EINVAL;
- }
c->rr = key_len <= 10 ? 1 : 0;
}
};
-static int __init init(void)
+static int __init cast5_mod_init(void)
{
return crypto_register_alg(&alg);
}
-static void __exit fini(void)
+static void __exit cast5_mod_fini(void)
{
crypto_unregister_alg(&alg);
}
-module_init(init);
-module_exit(fini);
+module_init(cast5_mod_init);
+module_exit(cast5_mod_fini);
MODULE_LICENSE("GPL");
MODULE_DESCRIPTION("Cast5 Cipher Algorithm");