SYSRQ target

extensions/libxt_SYSRQ.c

@@ -0,0 +1,50 @@
+/*
+ *	"SYSRQ" target extension to iptables
+ *	this file is in the Public Domain
+ */
+#include <stdio.h>
+#include <getopt.h>
+#include <xtables.h>
+
+static void sysrq_tg_help(void)
+{
+	printf("SYSRQ takes no options\n\n");
+}
+
+static int sysrq_tg_parse(int c, char **argv, int invert, unsigned int *flags,
+                          const void *entry, struct xt_entry_target **target)
+{
+	return 0;
+}
+
+static void sysrq_tg_check(unsigned int flags)
+{
+}
+
+static struct xtables_target sysrq_tg4_reg = {
+	.version       = XTABLES_VERSION,
+	.name          = "SYSRQ",
+	.family        = PF_INET,
+	.size          = XT_ALIGN(0),
+	.userspacesize = XT_ALIGN(0),
+	.help          = sysrq_tg_help,
+	.parse         = sysrq_tg_parse,
+	.final_check   = sysrq_tg_check,
+};
+
+static struct xtables_target sysrq_tg6_reg = {
+	.version       = XTABLES_VERSION,
+	.name          = "SYSRQ",
+	.family        = PF_INET6,
+	.size          = XT_ALIGN(0),
+	.userspacesize = XT_ALIGN(0),
+	.help          = sysrq_tg_help,
+	.parse         = sysrq_tg_parse,
+	.final_check   = sysrq_tg_check,
+};
+
+static void _init(void)
+{
+	xtables_register_target(&sysrq_tg4_reg);
+	xtables_register_target(&sysrq_tg6_reg);
+}