1/****************************************************************************
2 ****************************************************************************
3 ***
4 ***   This header was automatically generated from a Linux kernel header
5 ***   of the same name, to make information necessary for userspace to
6 ***   call into the kernel available to libc.  It contains only constants,
7 ***   structures, and macros generated from the original header, and thus,
8 ***   contains no copyrightable information.
9 ***
10 ****************************************************************************
11 ****************************************************************************/
12#ifndef _IPT_SCTP_H_
13#define _IPT_SCTP_H_
14
15#define IPT_SCTP_SRC_PORTS 0x01
16#define IPT_SCTP_DEST_PORTS 0x02
17#define IPT_SCTP_CHUNK_TYPES 0x04
18
19#define IPT_SCTP_VALID_FLAGS 0x07
20
21struct ipt_sctp_flag_info {
22 u_int8_t chunktype;
23 u_int8_t flag;
24 u_int8_t flag_mask;
25};
26
27#define IPT_NUM_SCTP_FLAGS 4
28
29struct ipt_sctp_info {
30 u_int16_t dpts[2];
31 u_int16_t spts[2];
32
33 u_int32_t chunkmap[256 / sizeof (u_int32_t)];
34
35#define SCTP_CHUNK_MATCH_ANY 0x01
36#define SCTP_CHUNK_MATCH_ALL 0x02
37#define SCTP_CHUNK_MATCH_ONLY 0x04
38
39 u_int32_t chunk_match_type;
40 struct ipt_sctp_flag_info flag_info[IPT_NUM_SCTP_FLAGS];
41 int flag_count;
42
43 u_int32_t flags;
44 u_int32_t invflags;
45};
46
47#define bytes(type) (sizeof(type) * 8)
48
49#define SCTP_CHUNKMAP_SET(chunkmap, type)   do {   chunkmap[type / bytes(u_int32_t)] |=   1 << (type % bytes(u_int32_t));   } while (0)
50
51#define SCTP_CHUNKMAP_CLEAR(chunkmap, type)   do {   chunkmap[type / bytes(u_int32_t)] &=   ~(1 << (type % bytes(u_int32_t)));   } while (0)
52
53#define SCTP_CHUNKMAP_IS_SET(chunkmap, type)  ({   (chunkmap[type / bytes (u_int32_t)] &   (1 << (type % bytes (u_int32_t)))) ? 1: 0;  })
54
55#define SCTP_CHUNKMAP_RESET(chunkmap)   do {   int i;   for (i = 0; i < ARRAY_SIZE(chunkmap); i++)   chunkmap[i] = 0;   } while (0)
56
57#define SCTP_CHUNKMAP_SET_ALL(chunkmap)   do {   int i;   for (i = 0; i < ARRAY_SIZE(chunkmap); i++)   chunkmap[i] = ~0;   } while (0)
58
59#define SCTP_CHUNKMAP_COPY(destmap, srcmap)   do {   int i;   for (i = 0; i < ARRAY_SIZE(chunkmap); i++)   destmap[i] = srcmap[i];   } while (0)
60
61#define SCTP_CHUNKMAP_IS_CLEAR(chunkmap)  ({   int i;   int flag = 1;   for (i = 0; i < ARRAY_SIZE(chunkmap); i++) {   if (chunkmap[i]) {   flag = 0;   break;   }   }   flag;  })
62
63#define SCTP_CHUNKMAP_IS_ALL_SET(chunkmap)  ({   int i;   int flag = 1;   for (i = 0; i < ARRAY_SIZE(chunkmap); i++) {   if (chunkmap[i] != ~0) {   flag = 0;   break;   }   }   flag;  })
64
65#endif
66
67