1/*
2 * Copyright (c) 2015-2017, 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
22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
26 * POSSIBILITY OF SUCH DAMAGE.
27 */
28
29#ifndef ROSE_COMMON_H
30#define ROSE_COMMON_H
31
32// Common defs available to build-time clients as well as runtime.
33
34#define ROSE_BOUND_INF (~0U)
35#define MAX_MASK2_WIDTH 32
36
37// Max block width to use the combined small-block matcher on, instead of
38// running the floating and anchored tables.
39#define ROSE_SMALL_BLOCK_LEN 32
40
41/** \brief Length in bytes of a reach bitvector, used by the lookaround code. */
42#define REACH_BITVECTOR_LEN 32
43
44/** \brief Length in bytes of a reach bitvector for multi-path lookaround. */
45#define MULTI_REACH_BITVECTOR_LEN 256
46
47/**
48 * \brief The max offset from the leftmost byte to the rightmost byte in
49 * multi-path lookaround.
50 */
51#define MULTIPATH_MAX_LEN 16
52
53/** \brief Value used to represent an invalid Rose program offset. */
54#define ROSE_INVALID_PROG_OFFSET 0
55
56#endif // ROSE_COMMON_H
57