unix: implement Linux AF_VSOCK sockets

Adds the required constants and new SockaddrVM type for working
with Linux VM sockets.  For more information, see:
https://vmsplice.net/~stefan/stefanha-kvm-forum-2015.pdf.

Fixes golang/go#19434

Change-Id: I9aefb35441b2c7dc412bdfb806ebe08d5c20f6b1
Reviewed-on: https://go-review.googlesource.com/37937
Run-TryBot: Matt Layher <mdlayher@gmail.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Lance Taylor <iant@golang.org>

unix/mkerrors.sh

@@ -132,6 +132,7 @@ includes_Linux='
 #include <linux/icmpv6.h>
 #include <linux/serial.h>
 #include <linux/can.h>
+#include <linux/vm_sockets.h>
 #include <net/route.h>
 #include <asm/termbits.h>
 
@@ -352,6 +353,7 @@ ccflags="$@"
 		$2 ~ /^ALG_/ ||
 		$2 ~ /^GRND_/ ||
 		$2 ~ /^SPLICE_/ ||
+		$2 ~ /^(VM|VMADDR)_/ ||
 		$2 !~ "WMESGLEN" &&
 		$2 ~ /^W[A-Z0-9]+$/ ||
 		$2 ~ /^BLK/ {printf("\t%s = C.%s\n", $2, $2)}

unix/syscall_linux.go

@@ -551,6 +551,28 @@ func (sa *SockaddrALG) sockaddr() (unsafe.Pointer, _Socklen, error) {
 	return unsafe.Pointer(&sa.raw), SizeofSockaddrALG, nil
 }
 
+// SockaddrVM implements the Sockaddr interface for AF_VSOCK type sockets.
+// SockaddrVM provides access to Linux VM sockets: a mechanism that enables
+// bidirectional communication between a hypervisor and its guest virtual
+// machines.
+type SockaddrVM struct {
+	// CID and Port specify a client ID and port address for a VM socket.
+	// Guests have a unique CID, and hosts may have a well-known CID of:
+	//  - VMADDR_CID_HYPERVISOR: refers to the hypervisor process.
+	//  - VMADDR_CID_HOST: refers to other processes on the host.
+	CID  uint32
+	Port uint32
+	raw  RawSockaddrVM
+}
+
+func (sa *SockaddrVM) sockaddr() (unsafe.Pointer, _Socklen, error) {
+	sa.raw.Family = AF_VSOCK
+	sa.raw.Port = sa.Port
+	sa.raw.Cid = sa.CID
+
+	return unsafe.Pointer(&sa.raw), SizeofSockaddrVM, nil
+}
+
 func anyToSockaddr(rsa *RawSockaddrAny) (Sockaddr, error) {
 	switch rsa.Addr.Family {
 	case AF_NETLINK:
@@ -620,6 +642,14 @@ func anyToSockaddr(rsa *RawSockaddrAny) (Sockaddr, error) {
 			sa.Addr[i] = pp.Addr[i]
 		}
 		return sa, nil
+
+	case AF_VSOCK:
+		pp := (*RawSockaddrVM)(unsafe.Pointer(rsa))
+		sa := &SockaddrVM{
+			CID:  pp.Cid,
+			Port: pp.Port,
+		}
+		return sa, nil
 	}
 	return nil, EAFNOSUPPORT
 }

unix/types_linux.go

@@ -60,6 +60,7 @@ package unix
 #include <bluetooth/hci.h>
 #include <linux/can.h>
 #include <linux/if_alg.h>
+#include <linux/vm_sockets.h>
 
 #ifdef TCSETS2
 // On systems that have "struct termios2" use this as type Termios.
@@ -224,6 +225,8 @@ type RawSockaddrCAN C.struct_sockaddr_can
 
 type RawSockaddrALG C.struct_sockaddr_alg
 
+type RawSockaddrVM C.struct_sockaddr_vm
+
 type RawSockaddr C.struct_sockaddr
 
 type RawSockaddrAny C.struct_sockaddr_any
@@ -266,6 +269,7 @@ const (
 	SizeofSockaddrHCI       = C.sizeof_struct_sockaddr_hci
 	SizeofSockaddrCAN       = C.sizeof_struct_sockaddr_can
 	SizeofSockaddrALG       = C.sizeof_struct_sockaddr_alg
+	SizeofSockaddrVM        = C.sizeof_struct_sockaddr_vm
 	SizeofLinger            = C.sizeof_struct_linger
 	SizeofIPMreq            = C.sizeof_struct_ip_mreq
 	SizeofIPMreqn           = C.sizeof_struct_ip_mreqn

unix/zerrors_linux_386.go

@@ -51,6 +51,7 @@ const (
 	AF_TIPC                          = 0x1e
 	AF_UNIX                          = 0x1
 	AF_UNSPEC                        = 0x0
+	AF_VSOCK                         = 0x28
 	AF_WANPIPE                       = 0x19
 	AF_X25                           = 0x9
 	ALG_OP_DECRYPT                   = 0x0
@@ -1324,6 +1325,13 @@ const (
 	SO_TIMESTAMPING                  = 0x25
 	SO_TIMESTAMPNS                   = 0x23
 	SO_TYPE                          = 0x3
+	SO_VM_SOCKETS_BUFFER_MAX_SIZE    = 0x2
+	SO_VM_SOCKETS_BUFFER_MIN_SIZE    = 0x1
+	SO_VM_SOCKETS_BUFFER_SIZE        = 0x0
+	SO_VM_SOCKETS_CONNECT_TIMEOUT    = 0x6
+	SO_VM_SOCKETS_NONBLOCK_TXRX      = 0x7
+	SO_VM_SOCKETS_PEER_HOST_VM_ID    = 0x3
+	SO_VM_SOCKETS_TRUSTED            = 0x5
 	SPLICE_F_GIFT                    = 0x8
 	SPLICE_F_MORE                    = 0x4
 	SPLICE_F_MOVE                    = 0x1
@@ -1500,6 +1508,11 @@ const (
 	VINTR                            = 0x0
 	VKILL                            = 0x3
 	VLNEXT                           = 0xf
+	VMADDR_CID_ANY                   = 0xffffffff
+	VMADDR_CID_HOST                  = 0x2
+	VMADDR_CID_HYPERVISOR            = 0x0
+	VMADDR_CID_RESERVED              = 0x1
+	VMADDR_PORT_ANY                  = 0xffffffff
 	VMIN                             = 0x6
 	VQUIT                            = 0x1
 	VREPRINT                         = 0xc

unix/zerrors_linux_amd64.go

@@ -51,6 +51,7 @@ const (
 	AF_TIPC                          = 0x1e
 	AF_UNIX                          = 0x1
 	AF_UNSPEC                        = 0x0
+	AF_VSOCK                         = 0x28
 	AF_WANPIPE                       = 0x19
 	AF_X25                           = 0x9
 	ALG_OP_DECRYPT                   = 0x0
@@ -1331,6 +1332,13 @@ const (
 	SO_TIMESTAMPING                  = 0x25
 	SO_TIMESTAMPNS                   = 0x23
 	SO_TYPE                          = 0x3
+	SO_VM_SOCKETS_BUFFER_MAX_SIZE    = 0x2
+	SO_VM_SOCKETS_BUFFER_MIN_SIZE    = 0x1
+	SO_VM_SOCKETS_BUFFER_SIZE        = 0x0
+	SO_VM_SOCKETS_CONNECT_TIMEOUT    = 0x6
+	SO_VM_SOCKETS_NONBLOCK_TXRX      = 0x7
+	SO_VM_SOCKETS_PEER_HOST_VM_ID    = 0x3
+	SO_VM_SOCKETS_TRUSTED            = 0x5
 	SPLICE_F_GIFT                    = 0x8
 	SPLICE_F_MORE                    = 0x4
 	SPLICE_F_MOVE                    = 0x1
@@ -1507,7 +1515,13 @@ const (
 	VINTR                            = 0x0
 	VKILL                            = 0x3
 	VLNEXT                           = 0xf
+	VMADDR_CID_ANY                   = 0xffffffff
+	VMADDR_CID_HOST                  = 0x2
+	VMADDR_CID_HYPERVISOR            = 0x0
+	VMADDR_CID_RESERVED              = 0x1
+	VMADDR_PORT_ANY                  = 0xffffffff
 	VMIN                             = 0x6
+	VM_SOCKETS_INVALID_VERSION       = 0xffffffff
 	VQUIT                            = 0x1
 	VREPRINT                         = 0xc
 	VSTART                           = 0x8

unix/zerrors_linux_arm.go

@@ -50,6 +50,7 @@ const (
 	AF_TIPC                          = 0x1e
 	AF_UNIX                          = 0x1
 	AF_UNSPEC                        = 0x0
+	AF_VSOCK                         = 0x28
 	AF_WANPIPE                       = 0x19
 	AF_X25                           = 0x9
 	ALG_OP_DECRYPT                   = 0x0
@@ -1252,6 +1253,13 @@ const (
 	SO_TIMESTAMPING                  = 0x25
 	SO_TIMESTAMPNS                   = 0x23
 	SO_TYPE                          = 0x3
+	SO_VM_SOCKETS_BUFFER_MAX_SIZE    = 0x2
+	SO_VM_SOCKETS_BUFFER_MIN_SIZE    = 0x1
+	SO_VM_SOCKETS_BUFFER_SIZE        = 0x0
+	SO_VM_SOCKETS_CONNECT_TIMEOUT    = 0x6
+	SO_VM_SOCKETS_NONBLOCK_TXRX      = 0x7
+	SO_VM_SOCKETS_PEER_HOST_VM_ID    = 0x3
+	SO_VM_SOCKETS_TRUSTED            = 0x5
 	SPLICE_F_GIFT                    = 0x8
 	SPLICE_F_MORE                    = 0x4
 	SPLICE_F_MOVE                    = 0x1
@@ -1428,6 +1436,11 @@ const (
 	VINTR                            = 0x0
 	VKILL                            = 0x3
 	VLNEXT                           = 0xf
+	VMADDR_CID_ANY                   = 0xffffffff
+	VMADDR_CID_HOST                  = 0x2
+	VMADDR_CID_HYPERVISOR            = 0x0
+	VMADDR_CID_RESERVED              = 0x1
+	VMADDR_PORT_ANY                  = 0xffffffff
 	VMIN                             = 0x6
 	VQUIT                            = 0x1
 	VREPRINT                         = 0xc

unix/zerrors_linux_arm64.go

@@ -1382,6 +1382,13 @@ const (
 	SO_TIMESTAMPING                  = 0x25
 	SO_TIMESTAMPNS                   = 0x23
 	SO_TYPE                          = 0x3
+	SO_VM_SOCKETS_BUFFER_MAX_SIZE    = 0x2
+	SO_VM_SOCKETS_BUFFER_MIN_SIZE    = 0x1
+	SO_VM_SOCKETS_BUFFER_SIZE        = 0x0
+	SO_VM_SOCKETS_CONNECT_TIMEOUT    = 0x6
+	SO_VM_SOCKETS_NONBLOCK_TXRX      = 0x7
+	SO_VM_SOCKETS_PEER_HOST_VM_ID    = 0x3
+	SO_VM_SOCKETS_TRUSTED            = 0x5
 	SO_WIFI_STATUS                   = 0x29
 	SPLICE_F_GIFT                    = 0x8
 	SPLICE_F_MORE                    = 0x4
@@ -1581,6 +1588,11 @@ const (
 	VINTR                            = 0x0
 	VKILL                            = 0x3
 	VLNEXT                           = 0xf
+	VMADDR_CID_ANY                   = 0xffffffff
+	VMADDR_CID_HOST                  = 0x2
+	VMADDR_CID_HYPERVISOR            = 0x0
+	VMADDR_CID_RESERVED              = 0x1
+	VMADDR_PORT_ANY                  = 0xffffffff
 	VMIN                             = 0x6
 	VQUIT                            = 0x1
 	VREPRINT                         = 0xc

unix/zerrors_linux_mips.go

@@ -50,6 +50,7 @@ const (
 	AF_TIPC                          = 0x1e
 	AF_UNIX                          = 0x1
 	AF_UNSPEC                        = 0x0
+	AF_VSOCK                         = 0x28
 	AF_WANPIPE                       = 0x19
 	AF_X25                           = 0x9
 	ALG_OP_DECRYPT                   = 0x0
@@ -1305,6 +1306,13 @@ const (
 	SO_TIMESTAMPING                  = 0x25
 	SO_TIMESTAMPNS                   = 0x23
 	SO_TYPE                          = 0x1008
+	SO_VM_SOCKETS_BUFFER_MAX_SIZE    = 0x2
+	SO_VM_SOCKETS_BUFFER_MIN_SIZE    = 0x1
+	SO_VM_SOCKETS_BUFFER_SIZE        = 0x0
+	SO_VM_SOCKETS_CONNECT_TIMEOUT    = 0x6
+	SO_VM_SOCKETS_NONBLOCK_TXRX      = 0x7
+	SO_VM_SOCKETS_PEER_HOST_VM_ID    = 0x3
+	SO_VM_SOCKETS_TRUSTED            = 0x5
 	SPLICE_F_GIFT                    = 0x8
 	SPLICE_F_MORE                    = 0x4
 	SPLICE_F_MOVE                    = 0x1
@@ -1477,6 +1485,11 @@ const (
 	VINTR                            = 0x0
 	VKILL                            = 0x3
 	VLNEXT                           = 0xf
+	VMADDR_CID_ANY                   = 0xffffffff
+	VMADDR_CID_HOST                  = 0x2
+	VMADDR_CID_HYPERVISOR            = 0x0
+	VMADDR_CID_RESERVED              = 0x1
+	VMADDR_PORT_ANY                  = 0xffffffff
 	VMIN                             = 0x4
 	VQUIT                            = 0x1
 	VREPRINT                         = 0xc

unix/zerrors_linux_mips64.go

@@ -1394,6 +1394,13 @@ const (
 	SO_TIMESTAMPING                  = 0x25
 	SO_TIMESTAMPNS                   = 0x23
 	SO_TYPE                          = 0x1008
+	SO_VM_SOCKETS_BUFFER_MAX_SIZE    = 0x2
+	SO_VM_SOCKETS_BUFFER_MIN_SIZE    = 0x1
+	SO_VM_SOCKETS_BUFFER_SIZE        = 0x0
+	SO_VM_SOCKETS_CONNECT_TIMEOUT    = 0x6
+	SO_VM_SOCKETS_NONBLOCK_TXRX      = 0x7
+	SO_VM_SOCKETS_PEER_HOST_VM_ID    = 0x3
+	SO_VM_SOCKETS_TRUSTED            = 0x5
 	SO_WIFI_STATUS                   = 0x29
 	SPLICE_F_GIFT                    = 0x8
 	SPLICE_F_MORE                    = 0x4
@@ -1576,6 +1583,11 @@ const (
 	VINTR                            = 0x0
 	VKILL                            = 0x3
 	VLNEXT                           = 0xf
+	VMADDR_CID_ANY                   = 0xffffffff
+	VMADDR_CID_HOST                  = 0x2
+	VMADDR_CID_HYPERVISOR            = 0x0
+	VMADDR_CID_RESERVED              = 0x1
+	VMADDR_PORT_ANY                  = 0xffffffff
 	VMIN                             = 0x4
 	VQUIT                            = 0x1
 	VREPRINT                         = 0xc

unix/zerrors_linux_mips64le.go

@@ -1394,6 +1394,13 @@ const (
 	SO_TIMESTAMPING                  = 0x25
 	SO_TIMESTAMPNS                   = 0x23
 	SO_TYPE                          = 0x1008
+	SO_VM_SOCKETS_BUFFER_MAX_SIZE    = 0x2
+	SO_VM_SOCKETS_BUFFER_MIN_SIZE    = 0x1
+	SO_VM_SOCKETS_BUFFER_SIZE        = 0x0
+	SO_VM_SOCKETS_CONNECT_TIMEOUT    = 0x6
+	SO_VM_SOCKETS_NONBLOCK_TXRX      = 0x7
+	SO_VM_SOCKETS_PEER_HOST_VM_ID    = 0x3
+	SO_VM_SOCKETS_TRUSTED            = 0x5
 	SO_WIFI_STATUS                   = 0x29
 	SPLICE_F_GIFT                    = 0x8
 	SPLICE_F_MORE                    = 0x4
@@ -1576,6 +1583,11 @@ const (
 	VINTR                            = 0x0
 	VKILL                            = 0x3
 	VLNEXT                           = 0xf
+	VMADDR_CID_ANY                   = 0xffffffff
+	VMADDR_CID_HOST                  = 0x2
+	VMADDR_CID_HYPERVISOR            = 0x0
+	VMADDR_CID_RESERVED              = 0x1
+	VMADDR_PORT_ANY                  = 0xffffffff
 	VMIN                             = 0x4
 	VQUIT                            = 0x1
 	VREPRINT                         = 0xc

unix/zerrors_linux_mipsle.go

@@ -1467,6 +1467,13 @@ const (
 	SO_TIMESTAMPING                  = 0x25
 	SO_TIMESTAMPNS                   = 0x23
 	SO_TYPE                          = 0x1008
+	SO_VM_SOCKETS_BUFFER_MAX_SIZE    = 0x2
+	SO_VM_SOCKETS_BUFFER_MIN_SIZE    = 0x1
+	SO_VM_SOCKETS_BUFFER_SIZE        = 0x0
+	SO_VM_SOCKETS_CONNECT_TIMEOUT    = 0x6
+	SO_VM_SOCKETS_NONBLOCK_TXRX      = 0x7
+	SO_VM_SOCKETS_PEER_HOST_VM_ID    = 0x3
+	SO_VM_SOCKETS_TRUSTED            = 0x5
 	SO_WIFI_STATUS                   = 0x29
 	SPLICE_F_GIFT                    = 0x8
 	SPLICE_F_MORE                    = 0x4
@@ -1675,6 +1682,11 @@ const (
 	VINTR                            = 0x0
 	VKILL                            = 0x3
 	VLNEXT                           = 0xf
+	VMADDR_CID_ANY                   = 0xffffffff
+	VMADDR_CID_HOST                  = 0x2
+	VMADDR_CID_HYPERVISOR            = 0x0
+	VMADDR_CID_RESERVED              = 0x1
+	VMADDR_PORT_ANY                  = 0xffffffff
 	VMIN                             = 0x4
 	VQUIT                            = 0x1
 	VREPRINT                         = 0xc

unix/zerrors_linux_ppc64.go

@@ -1450,6 +1450,13 @@ const (
 	SO_TIMESTAMPING                  = 0x25
 	SO_TIMESTAMPNS                   = 0x23
 	SO_TYPE                          = 0x3
+	SO_VM_SOCKETS_BUFFER_MAX_SIZE    = 0x2
+	SO_VM_SOCKETS_BUFFER_MIN_SIZE    = 0x1
+	SO_VM_SOCKETS_BUFFER_SIZE        = 0x0
+	SO_VM_SOCKETS_CONNECT_TIMEOUT    = 0x6
+	SO_VM_SOCKETS_NONBLOCK_TXRX      = 0x7
+	SO_VM_SOCKETS_PEER_HOST_VM_ID    = 0x3
+	SO_VM_SOCKETS_TRUSTED            = 0x5
 	SO_WIFI_STATUS                   = 0x29
 	SPLICE_F_GIFT                    = 0x8
 	SPLICE_F_MORE                    = 0x4
@@ -1653,6 +1660,11 @@ const (
 	VINTR                            = 0x0
 	VKILL                            = 0x3
 	VLNEXT                           = 0xf
+	VMADDR_CID_ANY                   = 0xffffffff
+	VMADDR_CID_HOST                  = 0x2
+	VMADDR_CID_HYPERVISOR            = 0x0
+	VMADDR_CID_RESERVED              = 0x1
+	VMADDR_PORT_ANY                  = 0xffffffff
 	VMIN                             = 0x5
 	VQUIT                            = 0x1
 	VREPRINT                         = 0xb

unix/zerrors_linux_ppc64le.go

@@ -1446,6 +1446,13 @@ const (
 	SO_TIMESTAMPING                  = 0x25
 	SO_TIMESTAMPNS                   = 0x23
 	SO_TYPE                          = 0x3
+	SO_VM_SOCKETS_BUFFER_MAX_SIZE    = 0x2
+	SO_VM_SOCKETS_BUFFER_MIN_SIZE    = 0x1
+	SO_VM_SOCKETS_BUFFER_SIZE        = 0x0
+	SO_VM_SOCKETS_CONNECT_TIMEOUT    = 0x6
+	SO_VM_SOCKETS_NONBLOCK_TXRX      = 0x7
+	SO_VM_SOCKETS_PEER_HOST_VM_ID    = 0x3
+	SO_VM_SOCKETS_TRUSTED            = 0x5
 	SO_WIFI_STATUS                   = 0x29
 	SPLICE_F_GIFT                    = 0x8
 	SPLICE_F_MORE                    = 0x4
@@ -1649,6 +1656,11 @@ const (
 	VINTR                            = 0x0
 	VKILL                            = 0x3
 	VLNEXT                           = 0xf
+	VMADDR_CID_ANY                   = 0xffffffff
+	VMADDR_CID_HOST                  = 0x2
+	VMADDR_CID_HYPERVISOR            = 0x0
+	VMADDR_CID_RESERVED              = 0x1
+	VMADDR_PORT_ANY                  = 0xffffffff
 	VMIN                             = 0x5
 	VQUIT                            = 0x1
 	VREPRINT                         = 0xb

unix/zerrors_linux_s390x.go

@@ -1500,6 +1500,13 @@ const (
 	SO_TIMESTAMPING                  = 0x25
 	SO_TIMESTAMPNS                   = 0x23
 	SO_TYPE                          = 0x3
+	SO_VM_SOCKETS_BUFFER_MAX_SIZE    = 0x2
+	SO_VM_SOCKETS_BUFFER_MIN_SIZE    = 0x1
+	SO_VM_SOCKETS_BUFFER_SIZE        = 0x0
+	SO_VM_SOCKETS_CONNECT_TIMEOUT    = 0x6
+	SO_VM_SOCKETS_NONBLOCK_TXRX      = 0x7
+	SO_VM_SOCKETS_PEER_HOST_VM_ID    = 0x3
+	SO_VM_SOCKETS_TRUSTED            = 0x5
 	SO_WIFI_STATUS                   = 0x29
 	SPLICE_F_GIFT                    = 0x8
 	SPLICE_F_MORE                    = 0x4
@@ -1707,6 +1714,11 @@ const (
 	VINTR                            = 0x0
 	VKILL                            = 0x3
 	VLNEXT                           = 0xf
+	VMADDR_CID_ANY                   = 0xffffffff
+	VMADDR_CID_HOST                  = 0x2
+	VMADDR_CID_HYPERVISOR            = 0x0
+	VMADDR_CID_RESERVED              = 0x1
+	VMADDR_PORT_ANY                  = 0xffffffff
 	VMIN                             = 0x6
 	VQUIT                            = 0x1
 	VREPRINT                         = 0xc

unix/zerrors_linux_sparc64.go

@@ -1540,6 +1540,13 @@ const (
 	SO_TIMESTAMPING                  = 0x23
 	SO_TIMESTAMPNS                   = 0x21
 	SO_TYPE                          = 0x1008
+	SO_VM_SOCKETS_BUFFER_MAX_SIZE    = 0x2
+	SO_VM_SOCKETS_BUFFER_MIN_SIZE    = 0x1
+	SO_VM_SOCKETS_BUFFER_SIZE        = 0x0
+	SO_VM_SOCKETS_CONNECT_TIMEOUT    = 0x6
+	SO_VM_SOCKETS_NONBLOCK_TXRX      = 0x7
+	SO_VM_SOCKETS_PEER_HOST_VM_ID    = 0x3
+	SO_VM_SOCKETS_TRUSTED            = 0x5
 	SO_WIFI_STATUS                   = 0x25
 	SPLICE_F_GIFT                    = 0x8
 	SPLICE_F_MORE                    = 0x4
@@ -1749,6 +1756,11 @@ const (
 	VINTR                            = 0x0
 	VKILL                            = 0x3
 	VLNEXT                           = 0xf
+	VMADDR_CID_ANY                   = 0xffffffff
+	VMADDR_CID_HOST                  = 0x2
+	VMADDR_CID_HYPERVISOR            = 0x0
+	VMADDR_CID_RESERVED              = 0x1
+	VMADDR_PORT_ANY                  = 0xffffffff
 	VMIN                             = 0x4
 	VQUIT                            = 0x1
 	VREPRINT                         = 0xc

unix/ztypes_linux_386.go

@@ -218,6 +218,14 @@ type RawSockaddrALG struct {
 	Name   [64]uint8
 }
 
+type RawSockaddrVM struct {
+	Family    uint16
+	Reserved1 uint16
+	Port      uint32
+	Cid       uint32
+	Zero      [4]uint8
+}
+
 type RawSockaddr struct {
 	Family uint16
 	Data   [14]int8
@@ -343,6 +351,7 @@ const (
 	SizeofSockaddrHCI       = 0x6
 	SizeofSockaddrCAN       = 0x10
 	SizeofSockaddrALG       = 0x58
+	SizeofSockaddrVM        = 0x10
 	SizeofLinger            = 0x8
 	SizeofIPMreq            = 0x8
 	SizeofIPMreqn           = 0xc

unix/ztypes_linux_amd64.go

@@ -220,6 +220,14 @@ type RawSockaddrALG struct {
 	Name   [64]uint8
 }
 
+type RawSockaddrVM struct {
+	Family    uint16
+	Reserved1 uint16
+	Port      uint32
+	Cid       uint32
+	Zero      [4]uint8
+}
+
 type RawSockaddr struct {
 	Family uint16
 	Data   [14]int8
@@ -347,6 +355,7 @@ const (
 	SizeofSockaddrHCI       = 0x6
 	SizeofSockaddrCAN       = 0x10
 	SizeofSockaddrALG       = 0x58
+	SizeofSockaddrVM        = 0x10
 	SizeofLinger            = 0x8
 	SizeofIPMreq            = 0x8
 	SizeofIPMreqn           = 0xc

unix/ztypes_linux_arm.go

@@ -222,6 +222,14 @@ type RawSockaddrALG struct {
 	Name   [64]uint8
 }
 
+type RawSockaddrVM struct {
+	Family    uint16
+	Reserved1 uint16
+	Port      uint32
+	Cid       uint32
+	Zero      [4]uint8
+}
+
 type RawSockaddr struct {
 	Family uint16
 	Data   [14]uint8
@@ -347,6 +355,7 @@ const (
 	SizeofSockaddrHCI       = 0x6
 	SizeofSockaddrCAN       = 0x10
 	SizeofSockaddrALG       = 0x58
+	SizeofSockaddrVM        = 0x10
 	SizeofLinger            = 0x8
 	SizeofIPMreq            = 0x8
 	SizeofIPMreqn           = 0xc

unix/ztypes_linux_arm64.go

@@ -221,6 +221,14 @@ type RawSockaddrALG struct {
 	Name   [64]uint8
 }
 
+type RawSockaddrVM struct {
+	Family    uint16
+	Reserved1 uint16
+	Port      uint32
+	Cid       uint32
+	Zero      [4]uint8
+}
+
 type RawSockaddr struct {
 	Family uint16
 	Data   [14]int8
@@ -348,6 +356,7 @@ const (
 	SizeofSockaddrHCI       = 0x6
 	SizeofSockaddrCAN       = 0x10
 	SizeofSockaddrALG       = 0x58
+	SizeofSockaddrVM        = 0x10
 	SizeofLinger            = 0x8
 	SizeofIPMreq            = 0x8
 	SizeofIPMreqn           = 0xc

unix/ztypes_linux_mips.go

@@ -221,6 +221,14 @@ type RawSockaddrALG struct {
 	Name   [64]uint8
 }
 
+type RawSockaddrVM struct {
+	Family    uint16
+	Reserved1 uint16
+	Port      uint32
+	Cid       uint32
+	Zero      [4]uint8
+}
+
 type RawSockaddr struct {
 	Family uint16
 	Data   [14]int8
@@ -345,6 +353,7 @@ const (
 	SizeofSockaddrHCI       = 0x6
 	SizeofSockaddrCAN       = 0x10
 	SizeofSockaddrALG       = 0x58
+	SizeofSockaddrVM        = 0x10
 	SizeofLinger            = 0x8
 	SizeofIPMreq            = 0x8
 	SizeofIPMreqn           = 0xc

unix/ztypes_linux_mips64.go

@@ -221,6 +221,14 @@ type RawSockaddrALG struct {
 	Name   [64]uint8
 }
 
+type RawSockaddrVM struct {
+	Family    uint16
+	Reserved1 uint16
+	Port      uint32
+	Cid       uint32
+	Zero      [4]uint8
+}
+
 type RawSockaddr struct {
 	Family uint16
 	Data   [14]int8
@@ -347,6 +355,7 @@ const (
 	SizeofSockaddrHCI       = 0x6
 	SizeofSockaddrCAN       = 0x10
 	SizeofSockaddrALG       = 0x58
+	SizeofSockaddrVM        = 0x10
 	SizeofLinger            = 0x8
 	SizeofIPMreq            = 0x8
 	SizeofIPMreqn           = 0xc

unix/ztypes_linux_mips64le.go

@@ -221,6 +221,14 @@ type RawSockaddrALG struct {
 	Name   [64]uint8
 }
 
+type RawSockaddrVM struct {
+	Family    uint16
+	Reserved1 uint16
+	Port      uint32
+	Cid       uint32
+	Zero      [4]uint8
+}
+
 type RawSockaddr struct {
 	Family uint16
 	Data   [14]int8
@@ -347,6 +355,7 @@ const (
 	SizeofSockaddrHCI       = 0x6
 	SizeofSockaddrCAN       = 0x10
 	SizeofSockaddrALG       = 0x58
+	SizeofSockaddrVM        = 0x10
 	SizeofLinger            = 0x8
 	SizeofIPMreq            = 0x8
 	SizeofIPMreqn           = 0xc

unix/ztypes_linux_mipsle.go

@@ -221,6 +221,14 @@ type RawSockaddrALG struct {
 	Name   [64]uint8
 }
 
+type RawSockaddrVM struct {
+	Family    uint16
+	Reserved1 uint16
+	Port      uint32
+	Cid       uint32
+	Zero      [4]uint8
+}
+
 type RawSockaddr struct {
 	Family uint16
 	Data   [14]int8
@@ -345,6 +353,7 @@ const (
 	SizeofSockaddrHCI       = 0x6
 	SizeofSockaddrCAN       = 0x10
 	SizeofSockaddrALG       = 0x58
+	SizeofSockaddrVM        = 0x10
 	SizeofLinger            = 0x8
 	SizeofIPMreq            = 0x8
 	SizeofIPMreqn           = 0xc

unix/ztypes_linux_ppc64.go

@@ -222,6 +222,14 @@ type RawSockaddrALG struct {
 	Name   [64]uint8
 }
 
+type RawSockaddrVM struct {
+	Family    uint16
+	Reserved1 uint16
+	Port      uint32
+	Cid       uint32
+	Zero      [4]uint8
+}
+
 type RawSockaddr struct {
 	Family uint16
 	Data   [14]uint8
@@ -349,6 +357,7 @@ const (
 	SizeofSockaddrHCI       = 0x6
 	SizeofSockaddrCAN       = 0x10
 	SizeofSockaddrALG       = 0x58
+	SizeofSockaddrVM        = 0x10
 	SizeofLinger            = 0x8
 	SizeofIPMreq            = 0x8
 	SizeofIPMreqn           = 0xc

unix/ztypes_linux_ppc64le.go

@@ -222,6 +222,14 @@ type RawSockaddrALG struct {
 	Name   [64]uint8
 }
 
+type RawSockaddrVM struct {
+	Family    uint16
+	Reserved1 uint16
+	Port      uint32
+	Cid       uint32
+	Zero      [4]uint8
+}
+
 type RawSockaddr struct {
 	Family uint16
 	Data   [14]uint8
@@ -349,6 +357,7 @@ const (
 	SizeofSockaddrHCI       = 0x6
 	SizeofSockaddrCAN       = 0x10
 	SizeofSockaddrALG       = 0x58
+	SizeofSockaddrVM        = 0x10
 	SizeofLinger            = 0x8
 	SizeofIPMreq            = 0x8
 	SizeofIPMreqn           = 0xc

unix/ztypes_linux_s390x.go

@@ -221,6 +221,14 @@ type RawSockaddrALG struct {
 	Name   [64]uint8
 }
 
+type RawSockaddrVM struct {
+	Family    uint16
+	Reserved1 uint16
+	Port      uint32
+	Cid       uint32
+	Zero      [4]uint8
+}
+
 type RawSockaddr struct {
 	Family uint16
 	Data   [14]int8
@@ -347,6 +355,7 @@ const (
 	SizeofSockaddrHCI       = 0x6
 	SizeofSockaddrCAN       = 0x10
 	SizeofSockaddrALG       = 0x58
+	SizeofSockaddrVM        = 0x10
 	SizeofLinger            = 0x8
 	SizeofIPMreq            = 0x8
 	SizeofIPMreqn           = 0xc

unix/ztypes_linux_sparc64.go

@@ -226,6 +226,14 @@ type RawSockaddrALG struct {
 	Name   [64]uint8
 }
 
+type RawSockaddrVM struct {
+	Family    uint16
+	Reserved1 uint16
+	Port      uint32
+	Cid       uint32
+	Zero      [4]uint8
+}
+
 type RawSockaddr struct {
 	Family uint16
 	Data   [14]int8
@@ -352,6 +360,7 @@ const (
 	SizeofSockaddrHCI       = 0x6
 	SizeofSockaddrCAN       = 0x10
 	SizeofSockaddrALG       = 0x58
+	SizeofSockaddrVM        = 0x10
 	SizeofLinger            = 0x8
 	SizeofIPMreq            = 0x8
 	SizeofIPMreqn           = 0xc