LXR linux/arch/x86/include/asm/crypto/serpent-sse2.h

   1/* SPDX-License-Identifier: GPL-2.0 */
   2#ifndef ASM_X86_SERPENT_SSE2_H
   3#define ASM_X86_SERPENT_SSE2_H
   4
   5#include <linux/crypto.h>
   6#include <crypto/serpent.h>
   7
   8#ifdef CONFIG_X86_32
   9
  10#define SERPENT_PARALLEL_BLOCKS 4
  11
  12asmlinkage void __serpent_enc_blk_4way(struct serpent_ctx *ctx, u8 *dst,
  13                                       const u8 *src, bool xor);
  14asmlinkage void serpent_dec_blk_4way(struct serpent_ctx *ctx, u8 *dst,
  15                                     const u8 *src);
  16
  17static inline void serpent_enc_blk_xway(struct serpent_ctx *ctx, u8 *dst,
  18                                        const u8 *src)
  19{
  20        __serpent_enc_blk_4way(ctx, dst, src, false);
  21}
  22
  23static inline void serpent_enc_blk_xway_xor(struct serpent_ctx *ctx, u8 *dst,
  24                                            const u8 *src)
  25{
  26        __serpent_enc_blk_4way(ctx, dst, src, true);
  27}
  28
  29static inline void serpent_dec_blk_xway(struct serpent_ctx *ctx, u8 *dst,
  30                                        const u8 *src)
  31{
  32        serpent_dec_blk_4way(ctx, dst, src);
  33}
  34
  35#else
  36
  37#define SERPENT_PARALLEL_BLOCKS 8
  38
  39asmlinkage void __serpent_enc_blk_8way(struct serpent_ctx *ctx, u8 *dst,
  40                                       const u8 *src, bool xor);
  41asmlinkage void serpent_dec_blk_8way(struct serpent_ctx *ctx, u8 *dst,
  42                                     const u8 *src);
  43
  44static inline void serpent_enc_blk_xway(struct serpent_ctx *ctx, u8 *dst,
  45                                   const u8 *src)
  46{
  47        __serpent_enc_blk_8way(ctx, dst, src, false);
  48}
  49
  50static inline void serpent_enc_blk_xway_xor(struct serpent_ctx *ctx, u8 *dst,
  51                                       const u8 *src)
  52{
  53        __serpent_enc_blk_8way(ctx, dst, src, true);
  54}
  55
  56static inline void serpent_dec_blk_xway(struct serpent_ctx *ctx, u8 *dst,
  57                                   const u8 *src)
  58{
  59        serpent_dec_blk_8way(ctx, dst, src);
  60}
  61
  62#endif
  63
  64#endif
  65