forked from Qortal/Brooklyn
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
34 lines
1.1 KiB
34 lines
1.1 KiB
/* SPDX-License-Identifier: GPL-2.0 */ |
|
/* |
|
* Common values for the Poly1305 algorithm |
|
*/ |
|
|
|
#ifndef _CRYPTO_INTERNAL_POLY1305_H |
|
#define _CRYPTO_INTERNAL_POLY1305_H |
|
|
|
#include <asm/unaligned.h> |
|
#include <linux/types.h> |
|
#include <crypto/poly1305.h> |
|
|
|
/* |
|
* Poly1305 core functions. These only accept whole blocks; the caller must |
|
* handle any needed block buffering and padding. 'hibit' must be 1 for any |
|
* full blocks, or 0 for the final block if it had to be padded. If 'nonce' is |
|
* non-NULL, then it's added at the end to compute the Poly1305 MAC. Otherwise, |
|
* only the ε-almost-∆-universal hash function (not the full MAC) is computed. |
|
*/ |
|
|
|
void poly1305_core_setkey(struct poly1305_core_key *key, |
|
const u8 raw_key[POLY1305_BLOCK_SIZE]); |
|
static inline void poly1305_core_init(struct poly1305_state *state) |
|
{ |
|
*state = (struct poly1305_state){}; |
|
} |
|
|
|
void poly1305_core_blocks(struct poly1305_state *state, |
|
const struct poly1305_core_key *key, const void *src, |
|
unsigned int nblocks, u32 hibit); |
|
void poly1305_core_emit(const struct poly1305_state *state, const u32 nonce[4], |
|
void *dst); |
|
|
|
#endif
|
|
|