1/*
2 * Copyright (c) 2015, 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#include "fdr_compile_internal.h"
30#include "hwlm/hwlm_literal.h"
31
32#include <algorithm>
33#include <vector>
34
35using namespace std;
36
37namespace ue2 {
38
39size_t maxLen(const vector<hwlmLiteral> &lits) {
40 size_t rv = 0;
41 for (const auto &lit : lits) {
42 rv = max(rv, lit.s.size());
43 }
44 return rv;
45}
46
47size_t minLenCount(const vector<hwlmLiteral> &lits, size_t *count) {
48 size_t rv = (size_t)-1;
49 *count = 0;
50 for (const auto &lit : lits) {
51 if (lit.s.size() < rv) {
52 rv = lit.s.size();
53 *count = 1;
54 } else if (lit.s.size() == rv) {
55 (*count)++;
56 }
57 }
58 return rv;
59}
60
61u32 absdiff(u32 i, u32 j) {
62 return (i > j) ? (i - j) : (j - i);
63}
64
65} // namespace ue2
66