Commit f3ffaf14 authored by Al Viro's avatar Al Viro Committed by David S. Miller
Browse files

[SCTP]: Annotate SCTP headers.


Signed-off-by: default avatarAl Viro <viro@zeniv.linux.org.uk>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 89c89458
......@@ -57,17 +57,17 @@
/* Section 3.1. SCTP Common Header Format */
typedef struct sctphdr {
__u16 source;
__u16 dest;
__u32 vtag;
__u32 checksum;
__be16 source;
__be16 dest;
__be32 vtag;
__be32 checksum;
} __attribute__((packed)) sctp_sctphdr_t;
/* Section 3.2. Chunk Field Descriptions. */
typedef struct sctp_chunkhdr {
__u8 type;
__u8 flags;
__u16 length;
__be16 length;
} __attribute__((packed)) sctp_chunkhdr_t;
......@@ -153,8 +153,8 @@ enum { SCTP_CHUNK_FLAG_T = 0x01 };
*/
typedef struct sctp_paramhdr {
__u16 type;
__u16 length;
__be16 type;
__be16 length;
} __attribute__((packed)) sctp_paramhdr_t;
typedef enum {
......@@ -203,10 +203,10 @@ enum { SCTP_PARAM_ACTION_MASK = __constant_htons(0xc000), };
/* RFC 2960 Section 3.3.1 Payload Data (DATA) (0) */
typedef struct sctp_datahdr {
__u32 tsn;
__u16 stream;
__u16 ssn;
__u32 ppid;
__be32 tsn;
__be16 stream;
__be16 ssn;
__be32 ppid;
__u8 payload[0];
} __attribute__((packed)) sctp_datahdr_t;
......@@ -232,11 +232,11 @@ enum { SCTP_DATA_FRAG_MASK = 0x03, };
* endpoints.
*/
typedef struct sctp_inithdr {
__u32 init_tag;
__u32 a_rwnd;
__u16 num_outbound_streams;
__u16 num_inbound_streams;
__u32 initial_tsn;
__be32 init_tag;
__be32 a_rwnd;
__be16 num_outbound_streams;
__be16 num_inbound_streams;
__be32 initial_tsn;
__u8 params[0];
} __attribute__((packed)) sctp_inithdr_t;
......@@ -261,7 +261,7 @@ typedef struct sctp_ipv6addr_param {
/* Section 3.3.2.1 Cookie Preservative (9) */
typedef struct sctp_cookie_preserve_param {
sctp_paramhdr_t param_hdr;
uint32_t lifespan_increment;
__be32 lifespan_increment;
} __attribute__((packed)) sctp_cookie_preserve_param_t;
/* Section 3.3.2.1 Host Name Address (11) */
......@@ -273,7 +273,7 @@ typedef struct sctp_hostname_param {
/* Section 3.3.2.1 Supported Address Types (12) */
typedef struct sctp_supported_addrs_param {
sctp_paramhdr_t param_hdr;
uint16_t types[0];
__be16 types[0];
} __attribute__((packed)) sctp_supported_addrs_param_t;
/* Appendix A. ECN Capable (32768) */
......@@ -284,7 +284,7 @@ typedef struct sctp_ecn_capable_param {
/* ADDIP Section 3.2.6 Adaption Layer Indication */
typedef struct sctp_adaption_ind_param {
struct sctp_paramhdr param_hdr;
__u32 adaption_ind;
__be32 adaption_ind;
} __attribute__((packed)) sctp_adaption_ind_param_t;
/* RFC 2960. Section 3.3.3 Initiation Acknowledgement (INIT ACK) (2):
......@@ -316,11 +316,11 @@ typedef struct sctp_unrecognized_param {
*/
typedef struct sctp_gap_ack_block {
__u16 start;
__u16 end;
__be16 start;
__be16 end;
} __attribute__((packed)) sctp_gap_ack_block_t;
typedef uint32_t sctp_dup_tsn_t;
typedef __be32 sctp_dup_tsn_t;
typedef union {
sctp_gap_ack_block_t gab;
......@@ -328,10 +328,10 @@ typedef union {
} sctp_sack_variable_t;
typedef struct sctp_sackhdr {
__u32 cum_tsn_ack;
__u32 a_rwnd;
__u16 num_gap_ack_blocks;
__u16 num_dup_tsns;
__be32 cum_tsn_ack;
__be32 a_rwnd;
__be16 num_gap_ack_blocks;
__be16 num_dup_tsns;
sctp_sack_variable_t variable[0];
} __attribute__((packed)) sctp_sackhdr_t;
......@@ -371,7 +371,7 @@ typedef struct sctp_abort_chunk {
* and the highest consecutive acking value.
*/
typedef struct sctp_shutdownhdr {
__u32 cum_tsn_ack;
__be32 cum_tsn_ack;
} __attribute__((packed)) sctp_shutdownhdr_t;
struct sctp_shutdown_chunk_t {
......@@ -382,8 +382,8 @@ struct sctp_shutdown_chunk_t {
/* RFC 2960. Section 3.3.10 Operation Error (ERROR) (9) */
typedef struct sctp_errhdr {
__u16 cause;
__u16 length;
__be16 cause;
__be16 length;
__u8 variable[0];
} __attribute__((packed)) sctp_errhdr_t;
......@@ -462,7 +462,7 @@ typedef enum {
* Explicit Congestion Notification Echo (ECNE) (12)
*/
typedef struct sctp_ecnehdr {
__u32 lowest_tsn;
__be32 lowest_tsn;
} sctp_ecnehdr_t;
typedef struct sctp_ecne_chunk {
......@@ -474,7 +474,7 @@ typedef struct sctp_ecne_chunk {
* Congestion Window Reduced (CWR) (13)
*/
typedef struct sctp_cwrhdr {
__u32 lowest_tsn;
__be32 lowest_tsn;
} sctp_cwrhdr_t;
typedef struct sctp_cwr_chunk {
......@@ -529,12 +529,12 @@ typedef struct sctp_cwr_chunk {
* chunks this field MUST be filled in.
*/
struct sctp_fwdtsn_skip {
__u16 stream;
__u16 ssn;
__be16 stream;
__be16 ssn;
} __attribute__((packed));
struct sctp_fwdtsn_hdr {
__u32 new_cum_tsn;
__be32 new_cum_tsn;
struct sctp_fwdtsn_skip skip[0];
} __attribute((packed));
......@@ -578,11 +578,11 @@ struct sctp_fwdtsn_chunk {
*/
typedef struct sctp_addip_param {
sctp_paramhdr_t param_hdr;
__u32 crr_id;
__be32 crr_id;
} __attribute__((packed)) sctp_addip_param_t;
typedef struct sctp_addiphdr {
__u32 serial;
__be32 serial;
__u8 params[0];
} __attribute__((packed)) sctp_addiphdr_t;
......
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