1 files changed, 35 insertions, 0 deletions
diff --git a/include/uapi/linux/netfilter/xt_string.h b/include/uapi/linux/netfilter/xt_string.h
new file mode 100644
index 000000000..bedb015d5
--- /dev/null
+++ b/include/uapi/linux/netfilter/xt_string.h
@@ -0,0 +1,35 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
+#ifndef _XT_STRING_H
+#define _XT_STRING_H
+
+#include <linux/types.h>
+
+#define XT_STRING_MAX_PATTERN_SIZE 128
+#define XT_STRING_MAX_ALGO_NAME_SIZE 16
+
+enum {
+	XT_STRING_FLAG_INVERT		= 0x01,
+	XT_STRING_FLAG_IGNORECASE	= 0x02
+};
+
+struct xt_string_info {
+	__u16 from_offset;
+	__u16 to_offset;
+	char	  algo[XT_STRING_MAX_ALGO_NAME_SIZE];
+	char 	  pattern[XT_STRING_MAX_PATTERN_SIZE];
+	__u8  patlen;
+	union {
+		struct {
+			__u8  invert;
+		} v0;
+
+		struct {
+			__u8  flags;
+		} v1;
+	} u;
+
+	/* Used internally by the kernel */
+	struct ts_config __attribute__((aligned(8))) *config;
+};
+
+#endif /*_XT_STRING_H*/