+++ /dev/null
-#ifndef _XT_SCTP_H_
-#define _XT_SCTP_H_
-
-#define XT_SCTP_SRC_PORTS 0x01
-#define XT_SCTP_DEST_PORTS 0x02
-#define XT_SCTP_CHUNK_TYPES 0x04
-
-#define XT_SCTP_VALID_FLAGS 0x07
-
-/* temporary */
-#define SCTP_ARRAY_SIZE(x) (sizeof(x) / sizeof(*(x)))
-
-
-struct xt_sctp_flag_info {
- u_int8_t chunktype;
- u_int8_t flag;
- u_int8_t flag_mask;
-};
-
-#define XT_NUM_SCTP_FLAGS 4
-
-struct xt_sctp_info {
- u_int16_t dpts[2]; /* Min, Max */
- u_int16_t spts[2]; /* Min, Max */
-
- u_int32_t chunkmap[256 / sizeof (u_int32_t)]; /* Bit mask of chunks to be matched according to RFC 2960 */
-
-#define SCTP_CHUNK_MATCH_ANY 0x01 /* Match if any of the chunk types are present */
-#define SCTP_CHUNK_MATCH_ALL 0x02 /* Match if all of the chunk types are present */
-#define SCTP_CHUNK_MATCH_ONLY 0x04 /* Match if these are the only chunk types present */
-
- u_int32_t chunk_match_type;
- struct xt_sctp_flag_info flag_info[XT_NUM_SCTP_FLAGS];
- int flag_count;
-
- u_int32_t flags;
- u_int32_t invflags;
-};
-
-#define bytes(type) (sizeof(type) * 8)
-
-#define SCTP_CHUNKMAP_SET(chunkmap, type) \
- do { \
- (chunkmap)[type / bytes(u_int32_t)] |= \
- 1 << (type % bytes(u_int32_t)); \
- } while (0)
-
-#define SCTP_CHUNKMAP_CLEAR(chunkmap, type) \
- do { \
- (chunkmap)[type / bytes(u_int32_t)] &= \
- ~(1 << (type % bytes(u_int32_t))); \
- } while (0)
-
-#define SCTP_CHUNKMAP_IS_SET(chunkmap, type) \
-({ \
- ((chunkmap)[type / bytes (u_int32_t)] & \
- (1 << (type % bytes (u_int32_t)))) ? 1: 0; \
-})
-
-#define SCTP_CHUNKMAP_RESET(chunkmap) \
- memset((chunkmap), 0, sizeof(chunkmap))
-
-#define SCTP_CHUNKMAP_SET_ALL(chunkmap) \
- memset((chunkmap), ~0U, sizeof(chunkmap))
-
-#define SCTP_CHUNKMAP_COPY(destmap, srcmap) \
- memcpy((destmap), (srcmap), sizeof(srcmap))
-
-#define SCTP_CHUNKMAP_IS_CLEAR(chunkmap) \
- __sctp_chunkmap_is_clear((chunkmap), SCTP_ARRAY_SIZE(chunkmap))
-static inline bool
-__sctp_chunkmap_is_clear(const u_int32_t *chunkmap, unsigned int n)
-{
- unsigned int i;
- for (i = 0; i < n; ++i)
- if (chunkmap[i])
- return false;
- return true;
-}
-
-#define SCTP_CHUNKMAP_IS_ALL_SET(chunkmap) \
- __sctp_chunkmap_is_all_set((chunkmap), ARRAY_SIZE(chunkmap))
-static inline bool
-__sctp_chunkmap_is_all_set(const u_int32_t *chunkmap, unsigned int n)
-{
- unsigned int i;
- for (i = 0; i < n; ++i)
- if (chunkmap[i] != ~0U)
- return false;
- return true;
-}
-
-#endif /* _XT_SCTP_H_ */
-