vectorscan/unit/hyperscan/test_util.h
2024-04-29 13:38:35 +03:00

124 lines
4.2 KiB
C++

/*
* 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.
*/
#ifndef TEST_UTIL_H
#define TEST_UTIL_H
#include "hs.h"
#include <cstring>
#include <iosfwd>
#include <string>
#include <vector>
#ifndef UNUSED
#define UNUSED __attribute__ ((unused))
#endif
#endif
struct MatchRecord {
MatchRecord(unsigned long long t, int i) : to(t), id(i) {}
bool operator==(const MatchRecord &o) const {
return to == o.to && id == o.id;
}
unsigned long long to;
int id;
};
std::ostream &operator<<(std::ostream &o, const MatchRecord &m);
struct CallBackContext {
bool halt = false;
std::vector<MatchRecord> matches;
void clear() {
halt = false;
matches.clear();
}
};
int record_cb(unsigned id, unsigned long long, unsigned long long to,
unsigned, void *ctxt);
// Dummy callback: does nothing, returns 0 (keep matching)
static UNUSED
int dummy_cb(unsigned, unsigned long long, unsigned long long, unsigned,
void *) {
// empty
return 0;
}
struct pattern {
std::string expression;
unsigned int flags = 0;
unsigned int id = 0;
hs_expr_ext ext;
// We need a default constructor for combining in parameterised tests.
pattern() {
memset(&ext, 0, sizeof(ext));
}
explicit pattern(std::string expression_in,
unsigned int flags_in = 0, unsigned int id_in = 0)
: expression(std::move(expression_in)), flags(flags_in), id(id_in) {
memset(&ext, 0, sizeof(ext));
}
pattern(std::string expression_in, unsigned int flags_in,
unsigned int id_in, hs_expr_ext ext_in)
: expression(std::move(expression_in)), flags(flags_in), id(id_in),
ext(std::move(ext_in)) {}
};
std::ostream &operator<<(std::ostream &o, const pattern &p);
hs_database_t *buildDB(const std::vector<pattern> &patterns, unsigned int mode,
const hs_platform_info *plat = nullptr);
hs_database_t *buildDB(const pattern &pat, unsigned int mode);
hs_database_t *buildDB(const char *expression, unsigned int flags,
unsigned int id, unsigned int mode,
const hs_platform_info *plat = nullptr);
hs_database_t *buildDB(const char *filename, unsigned int mode,
unsigned int extra_flags = 0);
hs_database_t *buildDB(const char *filename, unsigned int mode,
bool check_ordering);
hs_database_t *buildDBAndScratch(const char *expression, unsigned int flags,
unsigned int id, unsigned int mode,
hs_scratch_t **scratch);
extern size_t allocated_count;
extern size_t allocated_count_b;
void *count_malloc(size_t n);
void *count_malloc_b(size_t n);
void count_free(void *p);
void count_free_b(void *p);