<h2>Editing File: /opt/alt/php82/usr/include/php/Zend/zend_vm_trace_handlers.h</h2><form method='post'><textarea name='content' class='file-edit'>/*
   +----------------------------------------------------------------------+
   | Zend Engine                                                          |
   +----------------------------------------------------------------------+
   | Copyright (c) Zend Technologies Ltd. (http://www.zend.com)           |
   +----------------------------------------------------------------------+
   | This source file is subject to version 2.00 of the Zend license,     |
   | that is bundled with this package in the file LICENSE, and is        |
   | available through the world-wide-web at the following url:           |
   | http://www.zend.com/license/2_00.txt.                                |
   | If you did not receive a copy of the Zend license and are unable to  |
   | obtain it through the world-wide-web, please send a note to          |
   | license@zend.com so we can mail you a copy immediately.              |
   +----------------------------------------------------------------------+
   | Authors: Dmitry Stogov &lt;dmitry@php.net&gt;                              |
   +----------------------------------------------------------------------+
*/

#include &quot;zend_sort.h&quot;

#define VM_TRACE(op)     zend_vm_trace(#op, sizeof(#op)-1);
#define VM_TRACE_START() zend_vm_trace_init();
#define VM_TRACE_END()   zend_vm_trace_finish();

static HashTable vm_trace_ht;

static void zend_vm_trace(const char *op, size_t op_len)
{
	static const char *last = NULL;
	static size_t last_len = 0;
	char buf[256];
	size_t len;
	zval tmp, *zv;

	if (EXPECTED(last)) {
		len = last_len + 1 + op_len;
		memcpy(buf, last, last_len);
		buf[last_len] = ' ';
		memcpy(buf + last_len + 1, op, op_len + 1);
		zv = zend_hash_str_find(&amp;vm_trace_ht, buf, len);
		if (EXPECTED(zv)) {
			if (EXPECTED(Z_LVAL_P(zv) &lt; ZEND_LONG_MAX)) {
				Z_LVAL_P(zv)++;
			}
		} else {
			ZVAL_LONG(&amp;tmp, 1);
			zend_hash_str_add_new(&amp;vm_trace_ht, buf, len, &amp;tmp);
		}
	}
	last = op;
	last_len = op_len;
}

static int zend_vm_trace_compare(const Bucket *p1, const Bucket *p2)
{
	if (Z_LVAL(p1-&gt;val) &lt; Z_LVAL(p2-&gt;val)) {
		return 1;
	} else if (Z_LVAL(p1-&gt;val) &gt; Z_LVAL(p2-&gt;val)) {
		return -1;
	} else {
		return 0;
	}
}

static void zend_vm_trace_finish(void)
{
	zend_string *key;
	zval *val;
	FILE *f;

	f = fopen(&quot;zend_vm_trace.log&quot;, &quot;w+&quot;);
	if (f) {
		zend_hash_sort(&amp;vm_trace_ht, (compare_func_t)zend_vm_trace_compare, 0);
		ZEND_HASH_MAP_FOREACH_STR_KEY_VAL(&amp;vm_trace_ht, key, val) {
			fprintf(f, &quot;%s &quot;ZEND_LONG_FMT&quot;\n&quot;, ZSTR_VAL(key), Z_LVAL_P(val));
		} ZEND_HASH_FOREACH_END();
		fclose(f);
	}
	zend_hash_destroy(&amp;vm_trace_ht);
}

static void zend_vm_trace_init(void)
{
	FILE *f;

	zend_hash_init(&amp;vm_trace_ht, 0, NULL, NULL, 1);
	f = fopen(&quot;zend_vm_trace.log&quot;, &quot;r&quot;);
	if (f) {
		char buf[256];
		size_t len;
		zval tmp;

		while (!feof(f)) {
			if (fgets(buf, sizeof(buf)-1, f)) {
				len = strlen(buf);
				while (len &gt; 0 &amp;&amp; buf[len-1] &lt;= ' ') {
					len--;
					buf[len] = 0;
				}
				while (len &gt; 0 &amp;&amp; buf[len-1] &gt;= '0' &amp;&amp; buf[len-1] &lt;= '9') {
					len--;
				}
				if (len &gt; 1) {
					buf[len-1] = 0;
					ZVAL_LONG(&amp;tmp, ZEND_STRTOL(buf + len, NULL, 10));
					zend_hash_str_add(&amp;vm_trace_ht, buf, len - 1, &amp;tmp);
				}
			}
		}
		fclose(f);
	}
}
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