diff options
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/nfa_api_util.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/nfa_api_util.h')
-rw-r--r-- | contrib/libs/hyperscan/src/nfa/nfa_api_util.h | 164 |
1 files changed, 82 insertions, 82 deletions
diff --git a/contrib/libs/hyperscan/src/nfa/nfa_api_util.h b/contrib/libs/hyperscan/src/nfa/nfa_api_util.h index affc5f38f3..7e797e74b1 100644 --- a/contrib/libs/hyperscan/src/nfa/nfa_api_util.h +++ b/contrib/libs/hyperscan/src/nfa/nfa_api_util.h @@ -1,82 +1,82 @@ -/* - * Copyright (c) 2015, 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. - */ - -#ifndef NFA_API_UTIL_H -#define NFA_API_UTIL_H - -#include "nfa_api_queue.h" -#include "ue2common.h" - -/* returns the byte prior to the given location, NUL if not available */ -static really_inline -u8 queue_prev_byte(const struct mq *q, s64a loc) { - if (loc <= 0) { - if (1LL - loc > (s64a)q->hlength) { - return 0; /* assume NUL for start of stream write */ - } - // In the history buffer. - assert(q->history); - assert(q->hlength >= (u64a)(loc * -1)); - return q->history[q->hlength - 1 + loc]; - } else { - // In the stream write buffer. - assert(q->buffer); - assert(q->length >= (u64a)loc); - return q->buffer[loc - 1]; - } -} - -/* this is a modified version of pushQueue where we statically know the state of - * the queue. Does not attempt to merge and inserts at the given queue - * position. */ -static really_inline -void pushQueueAt(struct mq * restrict q, u32 pos, u32 e, s64a loc) { - assert(pos == q->end); - DEBUG_PRINTF("pushing %u@%lld -> %u\n", e, loc, q->end); - assert(q->end < MAX_MQE_LEN); - assert(e < MQE_INVALID); -/* stop gcc getting too smart for its own good */ -/* assert(!q->end || q->items[q->end - 1].location <= loc); */ - assert(q->end || e == MQE_START); - -#ifndef NDEBUG - // We assert that the event is different from its predecessor. If it's a - // dupe, you should have used the ordinary pushQueue call. - if (q->end) { - UNUSED struct mq_item *prev = &q->items[q->end - 1]; - assert(prev->type != e || prev->location != loc); - } -#endif - - struct mq_item *item = &q->items[pos]; - item->type = e; - item->location = loc; - item->som = 0; - q->end = pos + 1; -} -#endif +/* + * Copyright (c) 2015, 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. + */ + +#ifndef NFA_API_UTIL_H +#define NFA_API_UTIL_H + +#include "nfa_api_queue.h" +#include "ue2common.h" + +/* returns the byte prior to the given location, NUL if not available */ +static really_inline +u8 queue_prev_byte(const struct mq *q, s64a loc) { + if (loc <= 0) { + if (1LL - loc > (s64a)q->hlength) { + return 0; /* assume NUL for start of stream write */ + } + // In the history buffer. + assert(q->history); + assert(q->hlength >= (u64a)(loc * -1)); + return q->history[q->hlength - 1 + loc]; + } else { + // In the stream write buffer. + assert(q->buffer); + assert(q->length >= (u64a)loc); + return q->buffer[loc - 1]; + } +} + +/* this is a modified version of pushQueue where we statically know the state of + * the queue. Does not attempt to merge and inserts at the given queue + * position. */ +static really_inline +void pushQueueAt(struct mq * restrict q, u32 pos, u32 e, s64a loc) { + assert(pos == q->end); + DEBUG_PRINTF("pushing %u@%lld -> %u\n", e, loc, q->end); + assert(q->end < MAX_MQE_LEN); + assert(e < MQE_INVALID); +/* stop gcc getting too smart for its own good */ +/* assert(!q->end || q->items[q->end - 1].location <= loc); */ + assert(q->end || e == MQE_START); + +#ifndef NDEBUG + // We assert that the event is different from its predecessor. If it's a + // dupe, you should have used the ordinary pushQueue call. + if (q->end) { + UNUSED struct mq_item *prev = &q->items[q->end - 1]; + assert(prev->type != e || prev->location != loc); + } +#endif + + struct mq_item *item = &q->items[pos]; + item->type = e; + item->location = loc; + item->som = 0; + q->end = pos + 1; +} +#endif |