1/*
2 * Copyright (c) 2015-2016, Intel Corporation
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions are met:
6 *
7 * * Redistributions of source code must retain the above copyright notice,
8 * this list of conditions and the following disclaimer.
9 * * Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 * * Neither the name of Intel Corporation nor the names of its contributors
13 * may be used to endorse or promote products derived from this software
14 * without specific prior written permission.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
17 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
20 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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27 */
28
29/** \file
30 * \brief Limex NFA: acceleration runtime.
31 *
32 * For the SIMD types (128 bits and above), we pass a pointer to the
33 * implementation NFA structure instead of three masks: otherwise we spend all
34 * our time building stack frames.
35 */
36
37#ifndef LIMEX_ACCEL_H
38#define LIMEX_ACCEL_H
39
40#include "util/simd_utils.h" // for m128 etc
41
42union AccelAux;
43struct LimExNFA64;
44struct LimExNFA128;
45struct LimExNFA256;
46struct LimExNFA384;
47struct LimExNFA512;
48
49size_t doAccel32(u32 s, u32 accel, const u8 *accelTable,
50 const union AccelAux *aux, const u8 *input, size_t i,
51 size_t end);
52
53#ifdef ARCH_64_BIT
54size_t doAccel64(u64a s, u64a accel, const u8 *accelTable,
55 const union AccelAux *aux, const u8 *input, size_t i,
56 size_t end);
57#else
58size_t doAccel64(m128 s, m128 accel, const u8 *accelTable,
59 const union AccelAux *aux, const u8 *input, size_t i,
60 size_t end);
61#endif
62
63size_t doAccel128(const m128 *s, const struct LimExNFA128 *limex,
64 const u8 *accelTable, const union AccelAux *aux,
65 const u8 *input, size_t i, size_t end);
66
67size_t doAccel256(const m256 *s, const struct LimExNFA256 *limex,
68 const u8 *accelTable, const union AccelAux *aux,
69 const u8 *input, size_t i, size_t end);
70
71size_t doAccel384(const m384 *s, const struct LimExNFA384 *limex,
72 const u8 *accelTable, const union AccelAux *aux,
73 const u8 *input, size_t i, size_t end);
74
75size_t doAccel512(const m512 *s, const struct LimExNFA512 *limex,
76 const u8 *accelTable, const union AccelAux *aux,
77 const u8 *input, size_t i, size_t end);
78
79#endif
80