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0914999744
This patch fixes missing prototype warnings in crypto/aegis128-neon.c.
Fixes: a4397635af ("crypto: aegis128 - provide a SIMD...")
Reported-by: kernel test robot <lkp@intel.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Acked-by: Ard Biesheuvel <ardb@kernel.org>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
80 lines
2.5 KiB
C
80 lines
2.5 KiB
C
/* SPDX-License-Identifier: GPL-2.0-or-later */
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/*
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* AEGIS common definitions
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*
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* Copyright (c) 2018 Ondrej Mosnacek <omosnacek@gmail.com>
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* Copyright (c) 2018 Red Hat, Inc. All rights reserved.
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*/
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#ifndef _CRYPTO_AEGIS_H
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#define _CRYPTO_AEGIS_H
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#include <crypto/aes.h>
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#include <linux/bitops.h>
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#include <linux/types.h>
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#define AEGIS_BLOCK_SIZE 16
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union aegis_block {
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__le64 words64[AEGIS_BLOCK_SIZE / sizeof(__le64)];
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__le32 words32[AEGIS_BLOCK_SIZE / sizeof(__le32)];
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u8 bytes[AEGIS_BLOCK_SIZE];
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};
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struct aegis_state;
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extern int aegis128_have_aes_insn;
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#define AEGIS_BLOCK_ALIGN (__alignof__(union aegis_block))
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#define AEGIS_ALIGNED(p) IS_ALIGNED((uintptr_t)p, AEGIS_BLOCK_ALIGN)
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bool crypto_aegis128_have_simd(void);
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void crypto_aegis128_update_simd(struct aegis_state *state, const void *msg);
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void crypto_aegis128_init_simd(struct aegis_state *state,
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const union aegis_block *key,
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const u8 *iv);
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void crypto_aegis128_encrypt_chunk_simd(struct aegis_state *state, u8 *dst,
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const u8 *src, unsigned int size);
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void crypto_aegis128_decrypt_chunk_simd(struct aegis_state *state, u8 *dst,
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const u8 *src, unsigned int size);
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int crypto_aegis128_final_simd(struct aegis_state *state,
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union aegis_block *tag_xor,
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unsigned int assoclen,
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unsigned int cryptlen,
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unsigned int authsize);
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static __always_inline void crypto_aegis_block_xor(union aegis_block *dst,
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const union aegis_block *src)
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{
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dst->words64[0] ^= src->words64[0];
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dst->words64[1] ^= src->words64[1];
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}
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static __always_inline void crypto_aegis_block_and(union aegis_block *dst,
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const union aegis_block *src)
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{
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dst->words64[0] &= src->words64[0];
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dst->words64[1] &= src->words64[1];
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}
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static __always_inline void crypto_aegis_aesenc(union aegis_block *dst,
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const union aegis_block *src,
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const union aegis_block *key)
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{
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const u8 *s = src->bytes;
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const u32 *t = crypto_ft_tab[0];
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u32 d0, d1, d2, d3;
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d0 = t[s[ 0]] ^ rol32(t[s[ 5]], 8) ^ rol32(t[s[10]], 16) ^ rol32(t[s[15]], 24);
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d1 = t[s[ 4]] ^ rol32(t[s[ 9]], 8) ^ rol32(t[s[14]], 16) ^ rol32(t[s[ 3]], 24);
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d2 = t[s[ 8]] ^ rol32(t[s[13]], 8) ^ rol32(t[s[ 2]], 16) ^ rol32(t[s[ 7]], 24);
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d3 = t[s[12]] ^ rol32(t[s[ 1]], 8) ^ rol32(t[s[ 6]], 16) ^ rol32(t[s[11]], 24);
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dst->words32[0] = cpu_to_le32(d0) ^ key->words32[0];
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dst->words32[1] = cpu_to_le32(d1) ^ key->words32[1];
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dst->words32[2] = cpu_to_le32(d2) ^ key->words32[2];
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dst->words32[3] = cpu_to_le32(d3) ^ key->words32[3];
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}
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#endif /* _CRYPTO_AEGIS_H */
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