[VOL-4291] Rw-core updates for gRPC migration
Change-Id: I8d5a554409115b29318089671ca4e1ab3fa98810
diff --git a/vendor/golang.org/x/sys/unix/syscall_linux.go b/vendor/golang.org/x/sys/unix/syscall_linux.go
index 94dafa4..41b91fd 100644
--- a/vendor/golang.org/x/sys/unix/syscall_linux.go
+++ b/vendor/golang.org/x/sys/unix/syscall_linux.go
@@ -70,72 +70,7 @@
// ioctl itself should not be exposed directly, but additional get/set
// functions for specific types are permissible.
-
-// IoctlRetInt performs an ioctl operation specified by req on a device
-// associated with opened file descriptor fd, and returns a non-negative
-// integer that is returned by the ioctl syscall.
-func IoctlRetInt(fd int, req uint) (int, error) {
- ret, _, err := Syscall(SYS_IOCTL, uintptr(fd), uintptr(req), 0)
- if err != 0 {
- return 0, err
- }
- return int(ret), nil
-}
-
-func IoctlSetRTCTime(fd int, value *RTCTime) error {
- err := ioctl(fd, RTC_SET_TIME, uintptr(unsafe.Pointer(value)))
- runtime.KeepAlive(value)
- return err
-}
-
-func IoctlSetRTCWkAlrm(fd int, value *RTCWkAlrm) error {
- err := ioctl(fd, RTC_WKALM_SET, uintptr(unsafe.Pointer(value)))
- runtime.KeepAlive(value)
- return err
-}
-
-func IoctlGetUint32(fd int, req uint) (uint32, error) {
- var value uint32
- err := ioctl(fd, req, uintptr(unsafe.Pointer(&value)))
- return value, err
-}
-
-func IoctlGetRTCTime(fd int) (*RTCTime, error) {
- var value RTCTime
- err := ioctl(fd, RTC_RD_TIME, uintptr(unsafe.Pointer(&value)))
- return &value, err
-}
-
-func IoctlGetRTCWkAlrm(fd int) (*RTCWkAlrm, error) {
- var value RTCWkAlrm
- err := ioctl(fd, RTC_WKALM_RD, uintptr(unsafe.Pointer(&value)))
- return &value, err
-}
-
-// IoctlFileClone performs an FICLONERANGE ioctl operation to clone the range of
-// data conveyed in value to the file associated with the file descriptor
-// destFd. See the ioctl_ficlonerange(2) man page for details.
-func IoctlFileCloneRange(destFd int, value *FileCloneRange) error {
- err := ioctl(destFd, FICLONERANGE, uintptr(unsafe.Pointer(value)))
- runtime.KeepAlive(value)
- return err
-}
-
-// IoctlFileClone performs an FICLONE ioctl operation to clone the entire file
-// associated with the file description srcFd to the file associated with the
-// file descriptor destFd. See the ioctl_ficlone(2) man page for details.
-func IoctlFileClone(destFd, srcFd int) error {
- return ioctl(destFd, FICLONE, uintptr(srcFd))
-}
-
-// IoctlFileClone performs an FIDEDUPERANGE ioctl operation to share the range of
-// data conveyed in value with the file associated with the file descriptor
-// destFd. See the ioctl_fideduperange(2) man page for details.
-func IoctlFileDedupeRange(destFd int, value *FileDedupeRange) error {
- err := ioctl(destFd, FIDEDUPERANGE, uintptr(unsafe.Pointer(value)))
- runtime.KeepAlive(value)
- return err
-}
+// These are defined in ioctl.go and ioctl_linux.go.
//sys Linkat(olddirfd int, oldpath string, newdirfd int, newpath string, flags int) (err error)
@@ -625,6 +560,36 @@
return unsafe.Pointer(&sa.raw), SizeofSockaddrCAN, nil
}
+// SockaddrCANJ1939 implements the Sockaddr interface for AF_CAN using J1939
+// protocol (https://en.wikipedia.org/wiki/SAE_J1939). For more information
+// on the purposes of the fields, check the official linux kernel documentation
+// available here: https://www.kernel.org/doc/Documentation/networking/j1939.rst
+type SockaddrCANJ1939 struct {
+ Ifindex int
+ Name uint64
+ PGN uint32
+ Addr uint8
+ raw RawSockaddrCAN
+}
+
+func (sa *SockaddrCANJ1939) sockaddr() (unsafe.Pointer, _Socklen, error) {
+ if sa.Ifindex < 0 || sa.Ifindex > 0x7fffffff {
+ return nil, 0, EINVAL
+ }
+ sa.raw.Family = AF_CAN
+ sa.raw.Ifindex = int32(sa.Ifindex)
+ n := (*[8]byte)(unsafe.Pointer(&sa.Name))
+ for i := 0; i < 8; i++ {
+ sa.raw.Addr[i] = n[i]
+ }
+ p := (*[4]byte)(unsafe.Pointer(&sa.PGN))
+ for i := 0; i < 4; i++ {
+ sa.raw.Addr[i+8] = p[i]
+ }
+ sa.raw.Addr[12] = sa.Addr
+ return unsafe.Pointer(&sa.raw), SizeofSockaddrCAN, nil
+}
+
// SockaddrALG implements the Sockaddr interface for AF_ALG type sockets.
// SockaddrALG enables userspace access to the Linux kernel's cryptography
// subsystem. The Type and Name fields specify which type of hash or cipher
@@ -732,16 +697,19 @@
// CID and Port specify a context 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_LOCAL: refers to local communication (loopback).
// - VMADDR_CID_HOST: refers to other processes on the host.
- CID uint32
- Port uint32
- raw RawSockaddrVM
+ CID uint32
+ Port uint32
+ Flags uint8
+ 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
+ sa.raw.Flags = sa.Flags
return unsafe.Pointer(&sa.raw), SizeofSockaddrVM, nil
}
@@ -936,6 +904,50 @@
return unsafe.Pointer(&sa.raw), SizeofSockaddrIUCV, nil
}
+type SockaddrNFC struct {
+ DeviceIdx uint32
+ TargetIdx uint32
+ NFCProtocol uint32
+ raw RawSockaddrNFC
+}
+
+func (sa *SockaddrNFC) sockaddr() (unsafe.Pointer, _Socklen, error) {
+ sa.raw.Sa_family = AF_NFC
+ sa.raw.Dev_idx = sa.DeviceIdx
+ sa.raw.Target_idx = sa.TargetIdx
+ sa.raw.Nfc_protocol = sa.NFCProtocol
+ return unsafe.Pointer(&sa.raw), SizeofSockaddrNFC, nil
+}
+
+type SockaddrNFCLLCP struct {
+ DeviceIdx uint32
+ TargetIdx uint32
+ NFCProtocol uint32
+ DestinationSAP uint8
+ SourceSAP uint8
+ ServiceName string
+ raw RawSockaddrNFCLLCP
+}
+
+func (sa *SockaddrNFCLLCP) sockaddr() (unsafe.Pointer, _Socklen, error) {
+ sa.raw.Sa_family = AF_NFC
+ sa.raw.Dev_idx = sa.DeviceIdx
+ sa.raw.Target_idx = sa.TargetIdx
+ sa.raw.Nfc_protocol = sa.NFCProtocol
+ sa.raw.Dsap = sa.DestinationSAP
+ sa.raw.Ssap = sa.SourceSAP
+ if len(sa.ServiceName) > len(sa.raw.Service_name) {
+ return nil, 0, EINVAL
+ }
+ copy(sa.raw.Service_name[:], sa.ServiceName)
+ sa.raw.SetServiceNameLen(len(sa.ServiceName))
+ return unsafe.Pointer(&sa.raw), SizeofSockaddrNFCLLCP, nil
+}
+
+var socketProtocol = func(fd int) (int, error) {
+ return GetsockoptInt(fd, SOL_SOCKET, SO_PROTOCOL)
+}
+
func anyToSockaddr(fd int, rsa *RawSockaddrAny) (Sockaddr, error) {
switch rsa.Addr.Family {
case AF_NETLINK:
@@ -986,7 +998,7 @@
return sa, nil
case AF_INET:
- proto, err := GetsockoptInt(fd, SOL_SOCKET, SO_PROTOCOL)
+ proto, err := socketProtocol(fd)
if err != nil {
return nil, err
}
@@ -1012,7 +1024,7 @@
}
case AF_INET6:
- proto, err := GetsockoptInt(fd, SOL_SOCKET, SO_PROTOCOL)
+ proto, err := socketProtocol(fd)
if err != nil {
return nil, err
}
@@ -1042,12 +1054,13 @@
case AF_VSOCK:
pp := (*RawSockaddrVM)(unsafe.Pointer(rsa))
sa := &SockaddrVM{
- CID: pp.Cid,
- Port: pp.Port,
+ CID: pp.Cid,
+ Port: pp.Port,
+ Flags: pp.Flags,
}
return sa, nil
case AF_BLUETOOTH:
- proto, err := GetsockoptInt(fd, SOL_SOCKET, SO_PROTOCOL)
+ proto, err := socketProtocol(fd)
if err != nil {
return nil, err
}
@@ -1134,20 +1147,74 @@
return sa, nil
case AF_CAN:
- pp := (*RawSockaddrCAN)(unsafe.Pointer(rsa))
- sa := &SockaddrCAN{
- Ifindex: int(pp.Ifindex),
+ proto, err := socketProtocol(fd)
+ if err != nil {
+ return nil, err
}
- rx := (*[4]byte)(unsafe.Pointer(&sa.RxID))
- for i := 0; i < 4; i++ {
- rx[i] = pp.Addr[i]
- }
- tx := (*[4]byte)(unsafe.Pointer(&sa.TxID))
- for i := 0; i < 4; i++ {
- tx[i] = pp.Addr[i+4]
- }
- return sa, nil
+ pp := (*RawSockaddrCAN)(unsafe.Pointer(rsa))
+
+ switch proto {
+ case CAN_J1939:
+ sa := &SockaddrCANJ1939{
+ Ifindex: int(pp.Ifindex),
+ }
+ name := (*[8]byte)(unsafe.Pointer(&sa.Name))
+ for i := 0; i < 8; i++ {
+ name[i] = pp.Addr[i]
+ }
+ pgn := (*[4]byte)(unsafe.Pointer(&sa.PGN))
+ for i := 0; i < 4; i++ {
+ pgn[i] = pp.Addr[i+8]
+ }
+ addr := (*[1]byte)(unsafe.Pointer(&sa.Addr))
+ addr[0] = pp.Addr[12]
+ return sa, nil
+ default:
+ sa := &SockaddrCAN{
+ Ifindex: int(pp.Ifindex),
+ }
+ rx := (*[4]byte)(unsafe.Pointer(&sa.RxID))
+ for i := 0; i < 4; i++ {
+ rx[i] = pp.Addr[i]
+ }
+ tx := (*[4]byte)(unsafe.Pointer(&sa.TxID))
+ for i := 0; i < 4; i++ {
+ tx[i] = pp.Addr[i+4]
+ }
+ return sa, nil
+ }
+ case AF_NFC:
+ proto, err := socketProtocol(fd)
+ if err != nil {
+ return nil, err
+ }
+ switch proto {
+ case NFC_SOCKPROTO_RAW:
+ pp := (*RawSockaddrNFC)(unsafe.Pointer(rsa))
+ sa := &SockaddrNFC{
+ DeviceIdx: pp.Dev_idx,
+ TargetIdx: pp.Target_idx,
+ NFCProtocol: pp.Nfc_protocol,
+ }
+ return sa, nil
+ case NFC_SOCKPROTO_LLCP:
+ pp := (*RawSockaddrNFCLLCP)(unsafe.Pointer(rsa))
+ if uint64(pp.Service_name_len) > uint64(len(pp.Service_name)) {
+ return nil, EINVAL
+ }
+ sa := &SockaddrNFCLLCP{
+ DeviceIdx: pp.Dev_idx,
+ TargetIdx: pp.Target_idx,
+ NFCProtocol: pp.Nfc_protocol,
+ DestinationSAP: pp.Dsap,
+ SourceSAP: pp.Ssap,
+ ServiceName: string(pp.Service_name[:pp.Service_name_len]),
+ }
+ return sa, nil
+ default:
+ return nil, EINVAL
+ }
}
return nil, EAFNOSUPPORT
}
@@ -1155,7 +1222,11 @@
func Accept(fd int) (nfd int, sa Sockaddr, err error) {
var rsa RawSockaddrAny
var len _Socklen = SizeofSockaddrAny
- nfd, err = accept(fd, &rsa, &len)
+ // Try accept4 first for Android, then try accept for kernel older than 2.6.28
+ nfd, err = accept4(fd, &rsa, &len, 0)
+ if err == ENOSYS {
+ nfd, err = accept(fd, &rsa, &len)
+ }
if err != nil {
return
}
@@ -1409,8 +1480,8 @@
return keyctlRestrictKeyringByType(KEYCTL_RESTRICT_KEYRING, ringid, keyType, restriction)
}
-//sys keyctlRestrictKeyringByType(cmd int, arg2 int, keyType string, restriction string) (err error) = SYS_KEYCTL
-//sys keyctlRestrictKeyring(cmd int, arg2 int) (err error) = SYS_KEYCTL
+//sys keyctlRestrictKeyringByType(cmd int, arg2 int, keyType string, restriction string) (err error) = SYS_KEYCTL
+//sys keyctlRestrictKeyring(cmd int, arg2 int) (err error) = SYS_KEYCTL
func Recvmsg(fd int, p, oob []byte, flags int) (n, oobn int, recvflags int, from Sockaddr, err error) {
var msg Msghdr
@@ -1725,6 +1796,7 @@
//sys ClockGettime(clockid int32, time *Timespec) (err error)
//sys ClockNanosleep(clockid int32, flags int, request *Timespec, remain *Timespec) (err error)
//sys Close(fd int) (err error)
+//sys CloseRange(first uint, last uint, flags uint) (err error)
//sys CopyFileRange(rfd int, roff *int64, wfd int, woff *int64, len int, flags int) (n int, err error)
//sys DeleteModule(name string, flags int) (err error)
//sys Dup(oldfd int) (fd int, err error)
@@ -1787,8 +1859,8 @@
//sys Nanosleep(time *Timespec, leftover *Timespec) (err error)
//sys PerfEventOpen(attr *PerfEventAttr, pid int, cpu int, groupFd int, flags int) (fd int, err error)
//sys PivotRoot(newroot string, putold string) (err error) = SYS_PIVOT_ROOT
-//sysnb prlimit(pid int, resource int, newlimit *Rlimit, old *Rlimit) (err error) = SYS_PRLIMIT64
-//sys Prctl(option int, arg2 uintptr, arg3 uintptr, arg4 uintptr, arg5 uintptr) (err error)
+//sysnb prlimit(pid int, resource int, newlimit *Rlimit, old *Rlimit) (err error) = SYS_PRLIMIT64
+//sys Prctl(option int, arg2 uintptr, arg3 uintptr, arg4 uintptr, arg5 uintptr) (err error)
//sys Pselect(nfd int, r *FdSet, w *FdSet, e *FdSet, timeout *Timespec, sigmask *Sigset_t) (n int, err error) = SYS_PSELECT6
//sys read(fd int, p []byte) (n int, err error)
//sys Removexattr(path string, attr string) (err error)
@@ -1861,9 +1933,9 @@
//sys Syncfs(fd int) (err error)
//sysnb Sysinfo(info *Sysinfo_t) (err error)
//sys Tee(rfd int, wfd int, len int, flags int) (n int64, err error)
-//sysnb TimerfdCreate(clockid int, flags int) (fd int, err error)
-//sysnb TimerfdGettime(fd int, currValue *ItimerSpec) (err error)
-//sysnb TimerfdSettime(fd int, flags int, newValue *ItimerSpec, oldValue *ItimerSpec) (err error)
+//sysnb TimerfdCreate(clockid int, flags int) (fd int, err error)
+//sysnb TimerfdGettime(fd int, currValue *ItimerSpec) (err error)
+//sysnb TimerfdSettime(fd int, flags int, newValue *ItimerSpec, oldValue *ItimerSpec) (err error)
//sysnb Tgkill(tgid int, tid int, sig syscall.Signal) (err error)
//sysnb Times(tms *Tms) (ticks uintptr, err error)
//sysnb Umask(mask int) (oldmask int)
@@ -2123,8 +2195,8 @@
return EACCES
}
-//sys nameToHandleAt(dirFD int, pathname string, fh *fileHandle, mountID *_C_int, flags int) (err error) = SYS_NAME_TO_HANDLE_AT
-//sys openByHandleAt(mountFD int, fh *fileHandle, flags int) (fd int, err error) = SYS_OPEN_BY_HANDLE_AT
+//sys nameToHandleAt(dirFD int, pathname string, fh *fileHandle, mountID *_C_int, flags int) (err error) = SYS_NAME_TO_HANDLE_AT
+//sys openByHandleAt(mountFD int, fh *fileHandle, flags int) (fd int, err error) = SYS_OPEN_BY_HANDLE_AT
// fileHandle is the argument to nameToHandleAt and openByHandleAt. We
// originally tried to generate it via unix/linux/types.go with "type