diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/netinet/tcp.h')
| -rw-r--r-- | sysdeps/unix/sysv/linux/netinet/tcp.h | 99 |
1 files changed, 51 insertions, 48 deletions
diff --git a/sysdeps/unix/sysv/linux/netinet/tcp.h b/sysdeps/unix/sysv/linux/netinet/tcp.h index 60e67c5149..49fa180a00 100644 --- a/sysdeps/unix/sysv/linux/netinet/tcp.h +++ b/sysdeps/unix/sysv/linux/netinet/tcp.h @@ -36,78 +36,81 @@ #ifndef _NETINET_TCP_H #define _NETINET_TCP_H 1 -#include <sys/cdefs.h> +#include <features.h> #include <sys/types.h> __BEGIN_DECLS #ifdef __FAVOR_BSD -typedef u_int32_t tcp_seq; +typedef u_int32_t tcp_seq; /* * TCP header. * Per RFC 793, September, 1981. */ -struct tcphdr { - u_int16_t th_sport; /* source port */ - u_int16_t th_dport; /* destination port */ - tcp_seq th_seq; /* sequence number */ - tcp_seq th_ack; /* acknowledgement number */ +struct tcphdr + { + u_int16_t th_sport; /* source port */ + u_int16_t th_dport; /* destination port */ + tcp_seq th_seq; /* sequence number */ + tcp_seq th_ack; /* acknowledgement number */ #if __BYTE_ORDER == __LITTLE_ENDIAN - u_int8_t th_x2:4, /* (unused) */ - th_off:4; /* data offset */ + u_int8_t th_x2:4; /* (unused) */ + u_int8_t th_off:4; /* data offset */ #endif #if __BYTE_ORDER == __BIG_ENDIAN - u_int8_t th_off:4, /* data offset */ - th_x2:4; /* (unused) */ + u_int8_t th_off:4; /* data offset */ + u_int8_t th_x2:4; /* (unused) */ #endif - u_int8_t th_flags; + u_int8_t th_flags; #define TH_FIN 0x01 #define TH_SYN 0x02 #define TH_RST 0x04 #define TH_PUSH 0x08 #define TH_ACK 0x10 #define TH_URG 0x20 - u_int16_t th_win; /* window */ - u_int16_t th_sum; /* checksum */ - u_int16_t th_urp; /* urgent pointer */ + u_int16_t th_win; /* window */ + u_int16_t th_sum; /* checksum */ + u_int16_t th_urp; /* urgent pointer */ }; #else /* !__FAVOR_BSD */ -struct tcphdr { - u_int16_t source; - u_int16_t dest; - u_int32_t seq; - u_int32_t ack_seq; +struct tcphdr + { + u_int16_t source; + u_int16_t dest; + u_int32_t seq; + u_int32_t ack_seq; #if __BYTE_ORDER == __LITTLE_ENDIAN - u_int16_t res1:4, - doff:4, - fin:1, - syn:1, - rst:1, - psh:1, - ack:1, - urg:1, - res2:2; + u_int16_t res1:4; + u_int16_t doff:4; + u_int16_t fin:1; + u_int16_t syn:1; + u_int16_t rst:1; + u_int16_t psh:1; + u_int16_t ack:1; + u_int16_t urg:1; + u_int16_t res2:2; #elif __BYTE_ORDER == __BIG_ENDIAN - u_int16_t doff:4, - res1:4, - res2:2, - urg:1, - ack:1, - psh:1, - rst:1, - syn:1, - fin:1; + u_int16_t doff:4; + u_int16_t res1:4; + u_int16_t res2:2; + u_int16_t urg:1; + u_int16_t ack:1; + u_int16_t psh:1; + u_int16_t rst:1; + u_int16_t syn:1; + u_int16_t fin:1; #else #error "Adjust your <bits/endian.h> defines" -#endif - u_int16_t window; - u_int16_t check; - u_int16_t urg_ptr; +#endif + u_int16_t window; + u_int16_t check; + u_int16_t urg_ptr; }; #endif /* __FAVOR_BSD */ -enum { +enum +{ TCP_ESTABLISHED = 1, TCP_SYN_SENT, TCP_SYN_RECV, @@ -124,15 +127,15 @@ enum { #define TCPOPT_EOL 0 #define TCPOPT_NOP 1 #define TCPOPT_MAXSEG 2 -#define TCPOLEN_MAXSEG 4 +#define TCPOLEN_MAXSEG 4 #define TCPOPT_WINDOW 3 -#define TCPOLEN_WINDOW 3 +#define TCPOLEN_WINDOW 3 #define TCPOPT_SACK_PERMITTED 4 /* Experimental */ -#define TCPOLEN_SACK_PERMITTED 2 +#define TCPOLEN_SACK_PERMITTED 2 #define TCPOPT_SACK 5 /* Experimental */ #define TCPOPT_TIMESTAMP 8 -#define TCPOLEN_TIMESTAMP 10 -#define TCPOLEN_TSTAMP_APPA (TCPOLEN_TIMESTAMP+2) /* appendix A */ +#define TCPOLEN_TIMESTAMP 10 +#define TCPOLEN_TSTAMP_APPA (TCPOLEN_TIMESTAMP+2) /* appendix A */ #define TCPOPT_TSTAMP_HDR \ (TCPOPT_NOP<<24|TCPOPT_NOP<<16|TCPOPT_TIMESTAMP<<8|TCPOLEN_TIMESTAMP) |