Initial commit of Hyperscan

2025-09-30 03:34:25 +03:00 · 2015-10-20 09:13:35 +11:00
commit 904e436f11
610 changed files with 213627 additions and 0 deletions
--- a/unit/hyperscan/test_util.h
+++ b/unit/hyperscan/test_util.h
@@ -0,0 +1,120 @@
+/*
+ * 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 TEST_UTIL_H
+#define TEST_UTIL_H
+
+#include <iosfwd>
+#include <vector>
+
+#include "hs.h"
+
+#ifndef UNUSED
+#if defined(_WIN32) || defined(_WIN64)
+#define UNUSED
+#else
+#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 {
+    CallBackContext() : halt(false) {}
+    bool halt;
+    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;
+    unsigned int id;
+    hs_expr_ext ext;
+
+    pattern(const std::string &expression_in, unsigned int flags_in = 0,
+            unsigned int id_in = 0) : expression(expression_in),
+                                      flags(flags_in), id(id_in) {
+        memset(&ext, 0, sizeof(ext));
+    }
+
+    pattern(const std::string &expression_in, unsigned int flags_in,
+            unsigned int id_in, const hs_expr_ext &ext_in) :
+                expression(expression_in), flags(flags_in), id(id_in),
+                ext(ext_in) { }
+};
+
+hs_database_t *buildDB(const std::vector<pattern> &patterns, unsigned int mode,
+                       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,
+                       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);
+
+#endif