Drop iptables-restore and create rules through libiptc and libxtables

[project/firewall3.git] / utils.c

diff --git a/utils.c b/utils.c
index fc8c201..19c0eda 100644 (file)
--- a/utils.c
+++ b/utils.c
@@ -132,6 +132,32 @@ info(const char* format, ...)
        fprintf(stderr, "\n");
 }
 
+void *
+fw3_alloc(size_t size)
+{
+       void *mem;
+
+       mem = calloc(1, size);
+
+       if (!mem)
+               error("Out of memory while allocating %d bytes", size);
+
+       return mem;
+}
+
+char *
+fw3_strdup(const char *s)
+{
+       char *ns;
+
+       ns = strdup(s);
+
+       if (!ns)
+               error("Out of memory while duplicating string '%s'", s);
+
+       return ns;
+}
+
 const char *
 fw3_find_command(const char *cmd)
 {