syscall: add type for struct tcp_info

R=mikioh.mikioh, rsc
CC=golang-dev
https://golang.org/cl/6900050

diff --git a/src/pkg/syscall/types_linux.go b/src/pkg/syscall/types_linux.go
index 89e043f9e69e94ac6b8ce2bc270061053f7dab5e..d222baa48696d1242e7374d1e55b5c4514958dd0 100644 (file)
--- a/src/pkg/syscall/types_linux.go
+++ b/src/pkg/syscall/types_linux.go
@@ -195,6 +195,8 @@ type Inet6Pktinfo C.struct_in6_pktinfo
 
 type Ucred C.struct_ucred
 
+type TCPInfo C.struct_tcp_info
+
 const (
        SizeofSockaddrInet4     = C.sizeof_struct_sockaddr_in
        SizeofSockaddrInet6     = C.sizeof_struct_sockaddr_in6
@@ -211,6 +213,7 @@ const (
        SizeofInet4Pktinfo      = C.sizeof_struct_in_pktinfo
        SizeofInet6Pktinfo      = C.sizeof_struct_in6_pktinfo
        SizeofUcred             = C.sizeof_struct_ucred
+       SizeofTCPInfo           = C.sizeof_struct_tcp_info
 )
 
 // Netlink routing and interface messages

diff --git a/src/pkg/syscall/ztypes_linux_amd64.go b/src/pkg/syscall/ztypes_linux_amd64.go
index d5583a7c2e94e766d0c8ae0f6bccd102041454a0..4077f038a578e4499315630747a235baece233cb 100644 (file)
--- a/src/pkg/syscall/ztypes_linux_amd64.go
+++ b/src/pkg/syscall/ztypes_linux_amd64.go
@@ -253,6 +253,40 @@ type Ucred struct {
        Gid uint32
 }
 
+type TCPInfo struct {
+       State          uint8
+       Ca_state       uint8
+       Retransmits    uint8
+       Probes         uint8
+       Backoff        uint8
+       Options        uint8
+       Pad_cgo_0      [2]byte
+       Rto            uint32
+       Ato            uint32
+       Snd_mss        uint32
+       Rcv_mss        uint32
+       Unacked        uint32
+       Sacked         uint32
+       Lost           uint32
+       Retrans        uint32
+       Fackets        uint32
+       Last_data_sent uint32
+       Last_ack_sent  uint32
+       Last_data_recv uint32
+       Last_ack_recv  uint32
+       Pmtu           uint32
+       Rcv_ssthresh   uint32
+       Rtt            uint32
+       Rttvar         uint32
+       Snd_ssthresh   uint32
+       Snd_cwnd       uint32
+       Advmss         uint32
+       Reordering     uint32
+       Rcv_rtt        uint32
+       Rcv_space      uint32
+       Total_retrans  uint32
+}
+
 const (
        SizeofSockaddrInet4     = 0x10
        SizeofSockaddrInet6     = 0x1c
@@ -269,6 +303,7 @@ const (
        SizeofInet4Pktinfo      = 0xc
        SizeofInet6Pktinfo      = 0x14
        SizeofUcred             = 0xc
+       SizeofTCPInfo           = 0x68
 )
 
 const (