#include <uapi/linux/sctp.h>
/* Section 3.1. SCTP Common Header Format */
-typedef struct sctphdr {
+struct sctphdr {
__be16 source;
__be16 dest;
__be32 vtag;
__le32 checksum;
-} sctp_sctphdr_t;
+};
static inline struct sctphdr *sctp_hdr(const struct sk_buff *skb)
{
}
/* Section 3.2. Chunk Field Descriptions. */
-typedef struct sctp_chunkhdr {
+struct sctp_chunkhdr {
__u8 type;
__u8 flags;
__be16 length;
-} sctp_chunkhdr_t;
+};
/* Section 3.2. Chunk Type Values.
* Value field. It takes a value from 0 to 254. The value of 255 is
* reserved for future use as an extension field.
*/
-typedef enum {
+enum sctp_cid {
SCTP_CID_DATA = 0,
SCTP_CID_INIT = 1,
SCTP_CID_INIT_ACK = 2,
SCTP_CID_ASCONF = 0xC1,
SCTP_CID_ASCONF_ACK = 0x80,
SCTP_CID_RECONF = 0x82,
-} sctp_cid_t; /* enum */
+}; /* enum */
/* Section 3.2
* the action that must be taken if the processing endpoint does not
* recognize the Chunk Type.
*/
-typedef enum {
+enum {
SCTP_CID_ACTION_DISCARD = 0x00,
SCTP_CID_ACTION_DISCARD_ERR = 0x40,
SCTP_CID_ACTION_SKIP = 0x80,
SCTP_CID_ACTION_SKIP_ERR = 0xc0,
-} sctp_cid_action_t;
+};
enum { SCTP_CID_ACTION_MASK = 0xc0, };
* Section 3.2.1 Optional/Variable-length Parmaeter Format.
*/
-typedef struct sctp_paramhdr {
+struct sctp_paramhdr {
__be16 type;
__be16 length;
-} sctp_paramhdr_t;
+};
-typedef enum {
+enum sctp_param {
/* RFC 2960 Section 3.3.5 */
SCTP_PARAM_HEARTBEAT_INFO = cpu_to_be16(1),
SCTP_PARAM_RESET_RESPONSE = cpu_to_be16(0x0010),
SCTP_PARAM_RESET_ADD_OUT_STREAMS = cpu_to_be16(0x0011),
SCTP_PARAM_RESET_ADD_IN_STREAMS = cpu_to_be16(0x0012),
-} sctp_param_t; /* enum */
+}; /* enum */
/* RFC 2960 Section 3.2.1
* not recognize the Parameter Type.
*
*/
-typedef enum {
+enum {
SCTP_PARAM_ACTION_DISCARD = cpu_to_be16(0x0000),
SCTP_PARAM_ACTION_DISCARD_ERR = cpu_to_be16(0x4000),
SCTP_PARAM_ACTION_SKIP = cpu_to_be16(0x8000),
SCTP_PARAM_ACTION_SKIP_ERR = cpu_to_be16(0xc000),
-} sctp_param_action_t;
+};
enum { SCTP_PARAM_ACTION_MASK = cpu_to_be16(0xc000), };
/* RFC 2960 Section 3.3.1 Payload Data (DATA) (0) */
-typedef struct sctp_datahdr {
+struct sctp_datahdr {
__be32 tsn;
__be16 stream;
__be16 ssn;
__be32 ppid;
__u8 payload[0];
-} sctp_datahdr_t;
+};
-typedef struct sctp_data_chunk {
- sctp_chunkhdr_t chunk_hdr;
- sctp_datahdr_t data_hdr;
-} sctp_data_chunk_t;
+struct sctp_data_chunk {
+ struct sctp_chunkhdr chunk_hdr;
+ struct sctp_datahdr data_hdr;
+};
/* DATA Chuck Specific Flags */
enum {
* This chunk is used to initiate a SCTP association between two
* endpoints.
*/
-typedef struct sctp_inithdr {
+struct sctp_inithdr {
__be32 init_tag;
__be32 a_rwnd;
__be16 num_outbound_streams;
__be16 num_inbound_streams;
__be32 initial_tsn;
__u8 params[0];
-} sctp_inithdr_t;
+};
-typedef struct sctp_init_chunk {
- sctp_chunkhdr_t chunk_hdr;
- sctp_inithdr_t init_hdr;
-} sctp_init_chunk_t;
+struct sctp_init_chunk {
+ struct sctp_chunkhdr chunk_hdr;
+ struct sctp_inithdr init_hdr;
+};
/* Section 3.3.2.1. IPv4 Address Parameter (5) */
typedef struct sctp_ipv4addr_param {
- sctp_paramhdr_t param_hdr;
+ struct sctp_paramhdr param_hdr;
struct in_addr addr;
} sctp_ipv4addr_param_t;
/* Section 3.3.2.1. IPv6 Address Parameter (6) */
typedef struct sctp_ipv6addr_param {
- sctp_paramhdr_t param_hdr;
+ struct sctp_paramhdr param_hdr;
struct in6_addr addr;
} sctp_ipv6addr_param_t;
/* Section 3.3.2.1 Cookie Preservative (9) */
typedef struct sctp_cookie_preserve_param {
- sctp_paramhdr_t param_hdr;
+ struct sctp_paramhdr param_hdr;
__be32 lifespan_increment;
} sctp_cookie_preserve_param_t;
/* Section 3.3.2.1 Host Name Address (11) */
typedef struct sctp_hostname_param {
- sctp_paramhdr_t param_hdr;
+ struct sctp_paramhdr param_hdr;
uint8_t hostname[0];
} sctp_hostname_param_t;
/* Section 3.3.2.1 Supported Address Types (12) */
typedef struct sctp_supported_addrs_param {
- sctp_paramhdr_t param_hdr;
+ struct sctp_paramhdr param_hdr;
__be16 types[0];
} sctp_supported_addrs_param_t;
/* Appendix A. ECN Capable (32768) */
typedef struct sctp_ecn_capable_param {
- sctp_paramhdr_t param_hdr;
+ struct sctp_paramhdr param_hdr;
} sctp_ecn_capable_param_t;
/* ADDIP Section 3.2.6 Adaptation Layer Indication */
/* AUTH Section 3.1 Random */
typedef struct sctp_random_param {
- sctp_paramhdr_t param_hdr;
+ struct sctp_paramhdr param_hdr;
__u8 random_val[0];
} sctp_random_param_t;
/* AUTH Section 3.2 Chunk List */
typedef struct sctp_chunks_param {
- sctp_paramhdr_t param_hdr;
+ struct sctp_paramhdr param_hdr;
__u8 chunks[0];
} sctp_chunks_param_t;
/* AUTH Section 3.3 HMAC Algorithm */
typedef struct sctp_hmac_algo_param {
- sctp_paramhdr_t param_hdr;
+ struct sctp_paramhdr param_hdr;
__be16 hmac_ids[0];
} sctp_hmac_algo_param_t;
* The INIT ACK chunk is used to acknowledge the initiation of an SCTP
* association.
*/
-typedef sctp_init_chunk_t sctp_initack_chunk_t;
+typedef struct sctp_init_chunk sctp_initack_chunk_t;
/* Section 3.3.3.1 State Cookie (7) */
typedef struct sctp_cookie_param {
- sctp_paramhdr_t p;
+ struct sctp_paramhdr p;
__u8 body[0];
} sctp_cookie_param_t;
/* Section 3.3.3.1 Unrecognized Parameters (8) */
typedef struct sctp_unrecognized_param {
- sctp_paramhdr_t param_hdr;
- sctp_paramhdr_t unrecognized;
+ struct sctp_paramhdr param_hdr;
+ struct sctp_paramhdr unrecognized;
} sctp_unrecognized_param_t;
} sctp_sackhdr_t;
typedef struct sctp_sack_chunk {
- sctp_chunkhdr_t chunk_hdr;
+ struct sctp_chunkhdr chunk_hdr;
sctp_sackhdr_t sack_hdr;
} sctp_sack_chunk_t;
*/
typedef struct sctp_heartbeathdr {
- sctp_paramhdr_t info;
+ struct sctp_paramhdr info;
} sctp_heartbeathdr_t;
typedef struct sctp_heartbeat_chunk {
- sctp_chunkhdr_t chunk_hdr;
+ struct sctp_chunkhdr chunk_hdr;
sctp_heartbeathdr_t hb_hdr;
} sctp_heartbeat_chunk_t;
* chunk descriptor.
*/
typedef struct sctp_abort_chunk {
- sctp_chunkhdr_t uh;
+ struct sctp_chunkhdr uh;
} sctp_abort_chunk_t;
} sctp_shutdownhdr_t;
struct sctp_shutdown_chunk_t {
- sctp_chunkhdr_t chunk_hdr;
- sctp_shutdownhdr_t shutdown_hdr;
+ struct sctp_chunkhdr chunk_hdr;
+ sctp_shutdownhdr_t shutdown_hdr;
};
/* RFC 2960. Section 3.3.10 Operation Error (ERROR) (9) */
} sctp_errhdr_t;
typedef struct sctp_operr_chunk {
- sctp_chunkhdr_t chunk_hdr;
- sctp_errhdr_t err_hdr;
+ struct sctp_chunkhdr chunk_hdr;
+ sctp_errhdr_t err_hdr;
} sctp_operr_chunk_t;
/* RFC 2960 3.3.10 - Operation Error
} sctp_ecnehdr_t;
typedef struct sctp_ecne_chunk {
- sctp_chunkhdr_t chunk_hdr;
+ struct sctp_chunkhdr chunk_hdr;
sctp_ecnehdr_t ence_hdr;
} sctp_ecne_chunk_t;
} sctp_cwrhdr_t;
typedef struct sctp_cwr_chunk {
- sctp_chunkhdr_t chunk_hdr;
+ struct sctp_chunkhdr chunk_hdr;
sctp_cwrhdr_t cwr_hdr;
} sctp_cwr_chunk_t;
* report status of ASCONF processing.
*/
typedef struct sctp_addip_param {
- sctp_paramhdr_t param_hdr;
+ struct sctp_paramhdr param_hdr;
__be32 crr_id;
} sctp_addip_param_t;
} sctp_addiphdr_t;
typedef struct sctp_addip_chunk {
- sctp_chunkhdr_t chunk_hdr;
+ struct sctp_chunkhdr chunk_hdr;
sctp_addiphdr_t addip_hdr;
} sctp_addip_chunk_t;
} sctp_authhdr_t;
typedef struct sctp_auth_chunk {
- sctp_chunkhdr_t chunk_hdr;
+ struct sctp_chunkhdr chunk_hdr;
sctp_authhdr_t auth_hdr;
} sctp_auth_chunk_t;
};
struct sctp_reconf_chunk {
- sctp_chunkhdr_t chunk_hdr;
+ struct sctp_chunkhdr chunk_hdr;
__u8 params[0];
};
struct sctp_strreset_outreq {
- sctp_paramhdr_t param_hdr;
+ struct sctp_paramhdr param_hdr;
__u32 request_seq;
__u32 response_seq;
__u32 send_reset_at_tsn;
};
struct sctp_strreset_inreq {
- sctp_paramhdr_t param_hdr;
+ struct sctp_paramhdr param_hdr;
__u32 request_seq;
__u16 list_of_streams[0];
};
struct sctp_strreset_tsnreq {
- sctp_paramhdr_t param_hdr;
+ struct sctp_paramhdr param_hdr;
__u32 request_seq;
};
struct sctp_strreset_addstrm {
- sctp_paramhdr_t param_hdr;
+ struct sctp_paramhdr param_hdr;
__u32 request_seq;
__u16 number_of_streams;
__u16 reserved;
};
struct sctp_strreset_resp {
- sctp_paramhdr_t param_hdr;
+ struct sctp_paramhdr param_hdr;
__u32 response_seq;
__u32 result;
};
struct sctp_strreset_resptsn {
- sctp_paramhdr_t param_hdr;
+ struct sctp_paramhdr param_hdr;
__u32 response_seq;
__u32 result;
__u32 senders_next_tsn;
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