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author | bnagaev <bnagaev@yandex-team.ru> | 2022-02-10 16:47:04 +0300 |
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committer | Daniil Cherednik <dcherednik@yandex-team.ru> | 2022-02-10 16:47:04 +0300 |
commit | d6449ba66291ff0c0d352c82e6eb3efb4c8a7e8d (patch) | |
tree | d5dca6d44593f5e52556a1cc7b1ab0386e096ebe /contrib/libs/hyperscan/src/nfa/accel.h | |
parent | 1861d4c1402bb2c67a3e6b43b51706081b74508a (diff) | |
download | ydb-d6449ba66291ff0c0d352c82e6eb3efb4c8a7e8d.tar.gz |
Restoring authorship annotation for <bnagaev@yandex-team.ru>. Commit 1 of 2.
Diffstat (limited to 'contrib/libs/hyperscan/src/nfa/accel.h')
-rw-r--r-- | contrib/libs/hyperscan/src/nfa/accel.h | 220 |
1 files changed, 110 insertions, 110 deletions
diff --git a/contrib/libs/hyperscan/src/nfa/accel.h b/contrib/libs/hyperscan/src/nfa/accel.h index 3a03d05967..71b93f126c 100644 --- a/contrib/libs/hyperscan/src/nfa/accel.h +++ b/contrib/libs/hyperscan/src/nfa/accel.h @@ -1,92 +1,92 @@ -/* +/* * Copyright (c) 2015-2017, Intel Corporation - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions are met: - * - * * Redistributions of source code must retain the above copyright notice, - * this list of conditions and the following disclaimer. - * * Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * * Neither the name of Intel Corporation nor the names of its contributors - * may be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" - * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE - * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR - * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF - * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS - * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN - * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) - * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - * POSSIBILITY OF SUCH DAMAGE. - */ - -/** \file - * \brief Acceleration: data structures and common definitions. - */ - -#ifndef ACCEL_H -#define ACCEL_H - -#include "ue2common.h" - -/* run time defs */ -#define BAD_ACCEL_DIST 4 -#define SMALL_ACCEL_PENALTY 8 -#define BIG_ACCEL_PENALTY 32 - -/// Minimum length of the scan buffer for us to attempt acceleration. -#define ACCEL_MIN_LEN 16 - -enum AccelType { - ACCEL_NONE, - ACCEL_VERM, - ACCEL_VERM_NOCASE, - ACCEL_DVERM, - ACCEL_DVERM_NOCASE, - ACCEL_RVERM, - ACCEL_RVERM_NOCASE, - ACCEL_RDVERM, - ACCEL_RDVERM_NOCASE, - ACCEL_REOD, - ACCEL_REOD_NOCASE, - ACCEL_RDEOD, - ACCEL_RDEOD_NOCASE, - ACCEL_SHUFTI, - ACCEL_DSHUFTI, - ACCEL_TRUFFLE, + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * * Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * * Neither the name of Intel Corporation nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +/** \file + * \brief Acceleration: data structures and common definitions. + */ + +#ifndef ACCEL_H +#define ACCEL_H + +#include "ue2common.h" + +/* run time defs */ +#define BAD_ACCEL_DIST 4 +#define SMALL_ACCEL_PENALTY 8 +#define BIG_ACCEL_PENALTY 32 + +/// Minimum length of the scan buffer for us to attempt acceleration. +#define ACCEL_MIN_LEN 16 + +enum AccelType { + ACCEL_NONE, + ACCEL_VERM, + ACCEL_VERM_NOCASE, + ACCEL_DVERM, + ACCEL_DVERM_NOCASE, + ACCEL_RVERM, + ACCEL_RVERM_NOCASE, + ACCEL_RDVERM, + ACCEL_RDVERM_NOCASE, + ACCEL_REOD, + ACCEL_REOD_NOCASE, + ACCEL_RDEOD, + ACCEL_RDEOD_NOCASE, + ACCEL_SHUFTI, + ACCEL_DSHUFTI, + ACCEL_TRUFFLE, ACCEL_RED_TAPE, ACCEL_DVERM_MASKED, -}; - -/** \brief Structure for accel framework. */ -union AccelAux { - u8 accel_type; - struct { - u8 accel_type; - u8 offset; - } generic; - struct { - u8 accel_type; - u8 offset; - u8 c; // uppercase if nocase - } verm; - struct { - u8 accel_type; - u8 offset; - u8 c1; // uppercase if nocase - u8 c2; // uppercase if nocase +}; + +/** \brief Structure for accel framework. */ +union AccelAux { + u8 accel_type; + struct { + u8 accel_type; + u8 offset; + } generic; + struct { + u8 accel_type; + u8 offset; + u8 c; // uppercase if nocase + } verm; + struct { + u8 accel_type; + u8 offset; + u8 c1; // uppercase if nocase + u8 c2; // uppercase if nocase u8 m1; // masked variant u8 m2; // masked variant - } dverm; - struct { - u8 accel_type; - u8 offset; + } dverm; + struct { + u8 accel_type; + u8 offset; u8 c; // uppercase if nocase u8 len; } mverm; @@ -100,29 +100,29 @@ union AccelAux { struct { u8 accel_type; u8 offset; - m128 lo; - m128 hi; - } shufti; - struct { - u8 accel_type; - u8 offset; - m128 lo1; - m128 hi1; - m128 lo2; - m128 hi2; - } dshufti; - struct { - u8 accel_type; - u8 offset; - m128 mask1; - m128 mask2; - } truffle; -}; - -/** - * Runs the specified acceleration scheme between c and c_end, returns a point - * such that the acceleration scheme does not match before. - */ -const u8 *run_accel(const union AccelAux *accel, const u8 *c, const u8 *c_end); - -#endif + m128 lo; + m128 hi; + } shufti; + struct { + u8 accel_type; + u8 offset; + m128 lo1; + m128 hi1; + m128 lo2; + m128 hi2; + } dshufti; + struct { + u8 accel_type; + u8 offset; + m128 mask1; + m128 mask2; + } truffle; +}; + +/** + * Runs the specified acceleration scheme between c and c_end, returns a point + * such that the acceleration scheme does not match before. + */ +const u8 *run_accel(const union AccelAux *accel, const u8 *c, const u8 *c_end); + +#endif |