mirror of https://gitee.com/openkylin/linux.git
[SCTP]: Annotate SCTP headers.
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Al Viro
David S. Miller
parent
89c8945815
commit
f3ffaf1468
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@ -57,17 +57,17 @@
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/* Section 3.1. SCTP Common Header Format */
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typedef struct sctphdr {
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__u16 source;
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__u16 dest;
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__u32 vtag;
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__u32 checksum;
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__be16 source;
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__be16 dest;
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__be32 vtag;
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__be32 checksum;
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} __attribute__((packed)) sctp_sctphdr_t;
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/* Section 3.2. Chunk Field Descriptions. */
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typedef struct sctp_chunkhdr {
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__u8 type;
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__u8 flags;
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__u16 length;
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__be16 length;
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} __attribute__((packed)) sctp_chunkhdr_t;
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@ -153,8 +153,8 @@ enum { SCTP_CHUNK_FLAG_T = 0x01 };
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*/
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typedef struct sctp_paramhdr {
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__u16 type;
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__u16 length;
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__be16 type;
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__be16 length;
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} __attribute__((packed)) sctp_paramhdr_t;
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typedef enum {
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@ -203,10 +203,10 @@ enum { SCTP_PARAM_ACTION_MASK = __constant_htons(0xc000), };
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/* RFC 2960 Section 3.3.1 Payload Data (DATA) (0) */
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typedef struct sctp_datahdr {
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__u32 tsn;
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__u16 stream;
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__u16 ssn;
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__u32 ppid;
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__be32 tsn;
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__be16 stream;
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__be16 ssn;
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__be32 ppid;
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__u8 payload[0];
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} __attribute__((packed)) sctp_datahdr_t;
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@ -232,11 +232,11 @@ enum { SCTP_DATA_FRAG_MASK = 0x03, };
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* endpoints.
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*/
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typedef struct sctp_inithdr {
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__u32 init_tag;
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__u32 a_rwnd;
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__u16 num_outbound_streams;
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__u16 num_inbound_streams;
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__u32 initial_tsn;
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__be32 init_tag;
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__be32 a_rwnd;
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__be16 num_outbound_streams;
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__be16 num_inbound_streams;
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__be32 initial_tsn;
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__u8 params[0];
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} __attribute__((packed)) sctp_inithdr_t;
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@ -261,7 +261,7 @@ typedef struct sctp_ipv6addr_param {
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/* Section 3.3.2.1 Cookie Preservative (9) */
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typedef struct sctp_cookie_preserve_param {
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sctp_paramhdr_t param_hdr;
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uint32_t lifespan_increment;
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__be32 lifespan_increment;
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} __attribute__((packed)) sctp_cookie_preserve_param_t;
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/* Section 3.3.2.1 Host Name Address (11) */
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@ -273,7 +273,7 @@ typedef struct sctp_hostname_param {
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/* Section 3.3.2.1 Supported Address Types (12) */
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typedef struct sctp_supported_addrs_param {
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sctp_paramhdr_t param_hdr;
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uint16_t types[0];
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__be16 types[0];
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} __attribute__((packed)) sctp_supported_addrs_param_t;
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/* Appendix A. ECN Capable (32768) */
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@ -284,7 +284,7 @@ typedef struct sctp_ecn_capable_param {
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/* ADDIP Section 3.2.6 Adaption Layer Indication */
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typedef struct sctp_adaption_ind_param {
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struct sctp_paramhdr param_hdr;
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__u32 adaption_ind;
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__be32 adaption_ind;
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} __attribute__((packed)) sctp_adaption_ind_param_t;
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/* RFC 2960. Section 3.3.3 Initiation Acknowledgement (INIT ACK) (2):
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@ -316,11 +316,11 @@ typedef struct sctp_unrecognized_param {
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*/
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typedef struct sctp_gap_ack_block {
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__u16 start;
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__u16 end;
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__be16 start;
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__be16 end;
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} __attribute__((packed)) sctp_gap_ack_block_t;
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typedef uint32_t sctp_dup_tsn_t;
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typedef __be32 sctp_dup_tsn_t;
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typedef union {
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sctp_gap_ack_block_t gab;
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@ -328,10 +328,10 @@ typedef union {
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} sctp_sack_variable_t;
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typedef struct sctp_sackhdr {
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__u32 cum_tsn_ack;
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__u32 a_rwnd;
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__u16 num_gap_ack_blocks;
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__u16 num_dup_tsns;
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__be32 cum_tsn_ack;
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__be32 a_rwnd;
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__be16 num_gap_ack_blocks;
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__be16 num_dup_tsns;
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sctp_sack_variable_t variable[0];
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} __attribute__((packed)) sctp_sackhdr_t;
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@ -371,7 +371,7 @@ typedef struct sctp_abort_chunk {
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* and the highest consecutive acking value.
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*/
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typedef struct sctp_shutdownhdr {
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__u32 cum_tsn_ack;
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__be32 cum_tsn_ack;
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} __attribute__((packed)) sctp_shutdownhdr_t;
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struct sctp_shutdown_chunk_t {
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@ -382,8 +382,8 @@ struct sctp_shutdown_chunk_t {
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/* RFC 2960. Section 3.3.10 Operation Error (ERROR) (9) */
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typedef struct sctp_errhdr {
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__u16 cause;
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__u16 length;
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__be16 cause;
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__be16 length;
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__u8 variable[0];
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} __attribute__((packed)) sctp_errhdr_t;
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@ -462,7 +462,7 @@ typedef enum {
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* Explicit Congestion Notification Echo (ECNE) (12)
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*/
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typedef struct sctp_ecnehdr {
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__u32 lowest_tsn;
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__be32 lowest_tsn;
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} sctp_ecnehdr_t;
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typedef struct sctp_ecne_chunk {
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@ -474,7 +474,7 @@ typedef struct sctp_ecne_chunk {
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* Congestion Window Reduced (CWR) (13)
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*/
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typedef struct sctp_cwrhdr {
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__u32 lowest_tsn;
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__be32 lowest_tsn;
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} sctp_cwrhdr_t;
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typedef struct sctp_cwr_chunk {
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@ -529,12 +529,12 @@ typedef struct sctp_cwr_chunk {
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* chunks this field MUST be filled in.
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*/
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struct sctp_fwdtsn_skip {
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__u16 stream;
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__u16 ssn;
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__be16 stream;
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__be16 ssn;
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} __attribute__((packed));
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struct sctp_fwdtsn_hdr {
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__u32 new_cum_tsn;
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__be32 new_cum_tsn;
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struct sctp_fwdtsn_skip skip[0];
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} __attribute((packed));
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@ -578,11 +578,11 @@ struct sctp_fwdtsn_chunk {
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*/
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typedef struct sctp_addip_param {
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sctp_paramhdr_t param_hdr;
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__u32 crr_id;
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__be32 crr_id;
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} __attribute__((packed)) sctp_addip_param_t;
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typedef struct sctp_addiphdr {
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__u32 serial;
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__be32 serial;
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__u8 params[0];
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} __attribute__((packed)) sctp_addiphdr_t;
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