diff options
Diffstat (limited to 'include/uapi/linux/netfilter/xt_u32.h')
-rw-r--r-- | include/uapi/linux/netfilter/xt_u32.h | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/include/uapi/linux/netfilter/xt_u32.h b/include/uapi/linux/netfilter/xt_u32.h new file mode 100644 index 000000000000..04d1bfea03c2 --- /dev/null +++ b/include/uapi/linux/netfilter/xt_u32.h @@ -0,0 +1,42 @@ +#ifndef _XT_U32_H +#define _XT_U32_H 1 + +#include <linux/types.h> + +enum xt_u32_ops { + XT_U32_AND, + XT_U32_LEFTSH, + XT_U32_RIGHTSH, + XT_U32_AT, +}; + +struct xt_u32_location_element { + __u32 number; + __u8 nextop; +}; + +struct xt_u32_value_element { + __u32 min; + __u32 max; +}; + +/* + * Any way to allow for an arbitrary number of elements? + * For now, I settle with a limit of 10 each. + */ +#define XT_U32_MAXSIZE 10 + +struct xt_u32_test { + struct xt_u32_location_element location[XT_U32_MAXSIZE+1]; + struct xt_u32_value_element value[XT_U32_MAXSIZE+1]; + __u8 nnums; + __u8 nvalues; +}; + +struct xt_u32 { + struct xt_u32_test tests[XT_U32_MAXSIZE+1]; + __u8 ntests; + __u8 invert; +}; + +#endif /* _XT_U32_H */ |