60c195c729
Netfilter traditionally uses BSD integer types in its interface headers. This changes it to use the Linux strict integer types, like everyone else. Cc: netfilter-devel@vger.kernel.org Signed-off-by: Arnd Bergmann <arnd@arndb.de> Acked-by: David S. Miller <davem@davemloft.net> Signed-off-by: H. Peter Anvin <hpa@linux.intel.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
93 lines
2.2 KiB
C
93 lines
2.2 KiB
C
#ifndef _XT_SCTP_H_
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#define _XT_SCTP_H_
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#include <linux/types.h>
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#define XT_SCTP_SRC_PORTS 0x01
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#define XT_SCTP_DEST_PORTS 0x02
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#define XT_SCTP_CHUNK_TYPES 0x04
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#define XT_SCTP_VALID_FLAGS 0x07
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struct xt_sctp_flag_info {
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__u8 chunktype;
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__u8 flag;
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__u8 flag_mask;
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};
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#define XT_NUM_SCTP_FLAGS 4
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struct xt_sctp_info {
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__u16 dpts[2]; /* Min, Max */
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__u16 spts[2]; /* Min, Max */
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__u32 chunkmap[256 / sizeof (__u32)]; /* Bit mask of chunks to be matched according to RFC 2960 */
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#define SCTP_CHUNK_MATCH_ANY 0x01 /* Match if any of the chunk types are present */
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#define SCTP_CHUNK_MATCH_ALL 0x02 /* Match if all of the chunk types are present */
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#define SCTP_CHUNK_MATCH_ONLY 0x04 /* Match if these are the only chunk types present */
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__u32 chunk_match_type;
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struct xt_sctp_flag_info flag_info[XT_NUM_SCTP_FLAGS];
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int flag_count;
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__u32 flags;
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__u32 invflags;
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};
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#define bytes(type) (sizeof(type) * 8)
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#define SCTP_CHUNKMAP_SET(chunkmap, type) \
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do { \
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(chunkmap)[type / bytes(__u32)] |= \
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1 << (type % bytes(__u32)); \
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} while (0)
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#define SCTP_CHUNKMAP_CLEAR(chunkmap, type) \
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do { \
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(chunkmap)[type / bytes(__u32)] &= \
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~(1 << (type % bytes(__u32))); \
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} while (0)
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#define SCTP_CHUNKMAP_IS_SET(chunkmap, type) \
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({ \
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((chunkmap)[type / bytes (__u32)] & \
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(1 << (type % bytes (__u32)))) ? 1: 0; \
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})
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#define SCTP_CHUNKMAP_RESET(chunkmap) \
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memset((chunkmap), 0, sizeof(chunkmap))
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#define SCTP_CHUNKMAP_SET_ALL(chunkmap) \
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memset((chunkmap), ~0U, sizeof(chunkmap))
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#define SCTP_CHUNKMAP_COPY(destmap, srcmap) \
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memcpy((destmap), (srcmap), sizeof(srcmap))
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#define SCTP_CHUNKMAP_IS_CLEAR(chunkmap) \
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__sctp_chunkmap_is_clear((chunkmap), ARRAY_SIZE(chunkmap))
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static inline bool
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__sctp_chunkmap_is_clear(const __u32 *chunkmap, unsigned int n)
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{
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unsigned int i;
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for (i = 0; i < n; ++i)
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if (chunkmap[i])
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return false;
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return true;
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}
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#define SCTP_CHUNKMAP_IS_ALL_SET(chunkmap) \
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__sctp_chunkmap_is_all_set((chunkmap), ARRAY_SIZE(chunkmap))
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static inline bool
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__sctp_chunkmap_is_all_set(const __u32 *chunkmap, unsigned int n)
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{
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unsigned int i;
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for (i = 0; i < n; ++i)
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if (chunkmap[i] != ~0U)
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return false;
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return true;
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}
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#endif /* _XT_SCTP_H_ */
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