From 971e619d8602fa52b1bfcb3ea65b7ab96be85318 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Tue, 9 Apr 2024 15:08:37 +0200
Subject: Adding upstream version 1.0.9.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 src/utils.c | 107 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 107 insertions(+)
 create mode 100644 src/utils.c

(limited to 'src/utils.c')

diff --git a/src/utils.c b/src/utils.c
new file mode 100644
index 0000000..e6ad8b8
--- /dev/null
+++ b/src/utils.c
@@ -0,0 +1,107 @@
+/*
+ * Copyright (c) 2008 Patrick McHardy <kaber@trash.net>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * Development of this code funded by Astaro AG (http://www.astaro.com/)
+ */
+
+#include <nft.h>
+
+#include <stddef.h>
+#include <stdarg.h>
+#include <stdio.h>
+#include <unistd.h>
+
+#include <nftables.h>
+#include <utils.h>
+
+void __noreturn __memory_allocation_error(const char *filename, uint32_t line)
+{
+	fprintf(stderr, "%s:%u: Memory allocation failure\n", filename, line);
+	exit(NFT_EXIT_NOMEM);
+}
+
+void xfree(const void *ptr)
+{
+	free((void *)ptr);
+}
+
+void *xmalloc(size_t size)
+{
+	void *ptr;
+
+	ptr = malloc(size);
+	if (ptr == NULL)
+		memory_allocation_error();
+	return ptr;
+}
+
+void *xmalloc_array(size_t nmemb, size_t size)
+{
+	assert(size != 0);
+	assert(nmemb != 0);
+
+	if (nmemb > SIZE_MAX / size)
+		memory_allocation_error();
+
+	return xmalloc(nmemb * size);
+}
+
+void *xzalloc_array(size_t nmemb, size_t size)
+{
+	void *ptr;
+
+	ptr = xmalloc_array(nmemb, size);
+	memset(ptr, 0, nmemb * size);
+
+	return ptr;
+}
+
+void *xrealloc(void *ptr, size_t size)
+{
+	ptr = realloc(ptr, size);
+	if (ptr == NULL && size != 0)
+		memory_allocation_error();
+	return ptr;
+}
+
+void *xzalloc(size_t size)
+{
+	void *ptr;
+
+	ptr = xmalloc(size);
+	memset(ptr, 0, size);
+	return ptr;
+}
+
+char *xstrdup(const char *s)
+{
+	char *res;
+
+	assert(s != NULL);
+	res = strdup(s);
+	if (res == NULL)
+		memory_allocation_error();
+	return res;
+}
+
+void xstrunescape(const char *in, char *out)
+{
+	unsigned int i, k = 0;
+
+	for (i = 0; i < strlen(in); i++) {
+		if (in[i] == '\\')
+			continue;
+
+		out[k++] = in[i];
+	}
+	out[k++] = '\0';
+}
+
+int round_pow_2(unsigned int n)
+{
+	return 1UL << fls(n - 1);
+}
-- 
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