http://www.ousob.com --- Legacy Redefined OuSob - File: /wwwroot/clipx/usr/include/linux/netfilter/xt_sctp.h

#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 #define ELEMCOUNT(x) (sizeof(x)/sizeof(x[0])) 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) \ do { \ int i; \ for (i = 0; i < ELEMCOUNT(chunkmap); i++) \ chunkmap[i] = 0; \ } while (0) #define SCTP_CHUNKMAP_SET_ALL(chunkmap) \ do { \ int i; \ for (i = 0; i < ELEMCOUNT(chunkmap); i++) \ chunkmap[i] = ~0; \ } while (0) #define SCTP_CHUNKMAP_COPY(destmap, srcmap) \ do { \ int i; \ for (i = 0; i < ELEMCOUNT(chunkmap); i++) \ destmap[i] = srcmap[i]; \ } while (0) #define SCTP_CHUNKMAP_IS_CLEAR(chunkmap) \ ({ \ int i; \ int flag = 1; \ for (i = 0; i < ELEMCOUNT(chunkmap); i++) { \ if (chunkmap[i]) { \ flag = 0; \ break; \ } \ } \ flag; \ }) #define SCTP_CHUNKMAP_IS_ALL_SET(chunkmap) \ ({ \ int i; \ int flag = 1; \ for (i = 0; i < ELEMCOUNT(chunkmap); i++) { \ if (chunkmap[i] != ~0) { \ flag = 0; \ break; \ } \ } \ flag; \ }) #endif /* _XT_SCTP_H_ */