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Diffstat (limited to 'vendor/golang.org/x/sys/unix/syscall_linux.go')
-rw-r--r--vendor/golang.org/x/sys/unix/syscall_linux.go176
1 files changed, 10 insertions, 166 deletions
diff --git a/vendor/golang.org/x/sys/unix/syscall_linux.go b/vendor/golang.org/x/sys/unix/syscall_linux.go
index 44ea96e39..4263953be 100644
--- a/vendor/golang.org/x/sys/unix/syscall_linux.go
+++ b/vendor/golang.org/x/sys/unix/syscall_linux.go
@@ -70,167 +70,7 @@ func Fchmodat(dirfd int, path string, mode uint32, flags int) (err error) {
// 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
-}
-
-// IoctlGetWatchdogInfo fetches information about a watchdog device from the
-// Linux watchdog API. For more information, see:
-// https://www.kernel.org/doc/html/latest/watchdog/watchdog-api.html.
-func IoctlGetWatchdogInfo(fd int) (*WatchdogInfo, error) {
- var value WatchdogInfo
- err := ioctl(fd, WDIOC_GETSUPPORT, 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
-}
-
-// IoctlFileCloneRange 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))
-}
-
-type FileDedupeRange struct {
- Src_offset uint64
- Src_length uint64
- Reserved1 uint16
- Reserved2 uint32
- Info []FileDedupeRangeInfo
-}
-
-type FileDedupeRangeInfo struct {
- Dest_fd int64
- Dest_offset uint64
- Bytes_deduped uint64
- Status int32
- Reserved uint32
-}
-
-// IoctlFileDedupeRange performs an FIDEDUPERANGE ioctl operation to share the
-// range of data conveyed in value from the file associated with the file
-// descriptor srcFd to the value.Info destinations. See the
-// ioctl_fideduperange(2) man page for details.
-func IoctlFileDedupeRange(srcFd int, value *FileDedupeRange) error {
- buf := make([]byte, SizeofRawFileDedupeRange+
- len(value.Info)*SizeofRawFileDedupeRangeInfo)
- rawrange := (*RawFileDedupeRange)(unsafe.Pointer(&buf[0]))
- rawrange.Src_offset = value.Src_offset
- rawrange.Src_length = value.Src_length
- rawrange.Dest_count = uint16(len(value.Info))
- rawrange.Reserved1 = value.Reserved1
- rawrange.Reserved2 = value.Reserved2
-
- for i := range value.Info {
- rawinfo := (*RawFileDedupeRangeInfo)(unsafe.Pointer(
- uintptr(unsafe.Pointer(&buf[0])) + uintptr(SizeofRawFileDedupeRange) +
- uintptr(i*SizeofRawFileDedupeRangeInfo)))
- rawinfo.Dest_fd = value.Info[i].Dest_fd
- rawinfo.Dest_offset = value.Info[i].Dest_offset
- rawinfo.Bytes_deduped = value.Info[i].Bytes_deduped
- rawinfo.Status = value.Info[i].Status
- rawinfo.Reserved = value.Info[i].Reserved
- }
-
- err := ioctl(srcFd, FIDEDUPERANGE, uintptr(unsafe.Pointer(&buf[0])))
-
- // Output
- for i := range value.Info {
- rawinfo := (*RawFileDedupeRangeInfo)(unsafe.Pointer(
- uintptr(unsafe.Pointer(&buf[0])) + uintptr(SizeofRawFileDedupeRange) +
- uintptr(i*SizeofRawFileDedupeRangeInfo)))
- value.Info[i].Dest_fd = rawinfo.Dest_fd
- value.Info[i].Dest_offset = rawinfo.Dest_offset
- value.Info[i].Bytes_deduped = rawinfo.Bytes_deduped
- value.Info[i].Status = rawinfo.Status
- value.Info[i].Reserved = rawinfo.Reserved
- }
-
- return err
-}
-
-// IoctlWatchdogKeepalive issues a keepalive ioctl to a watchdog device. For
-// more information, see:
-// https://www.kernel.org/doc/html/latest/watchdog/watchdog-api.html.
-func IoctlWatchdogKeepalive(fd int) error {
- return ioctl(fd, WDIOC_KEEPALIVE, 0)
-}
-
-func IoctlHIDGetDesc(fd int, value *HIDRawReportDescriptor) error {
- err := ioctl(fd, HIDIOCGRDESC, uintptr(unsafe.Pointer(value)))
- runtime.KeepAlive(value)
- return err
-}
-
-func IoctlHIDGetRawInfo(fd int) (*HIDRawDevInfo, error) {
- var value HIDRawDevInfo
- err := ioctl(fd, HIDIOCGRAWINFO, uintptr(unsafe.Pointer(&value)))
- return &value, err
-}
-
-func IoctlHIDGetRawName(fd int) (string, error) {
- var value [_HIDIOCGRAWNAME_LEN]byte
- err := ioctl(fd, _HIDIOCGRAWNAME, uintptr(unsafe.Pointer(&value[0])))
- return ByteSliceToString(value[:]), err
-}
-
-func IoctlHIDGetRawPhys(fd int) (string, error) {
- var value [_HIDIOCGRAWPHYS_LEN]byte
- err := ioctl(fd, _HIDIOCGRAWPHYS, uintptr(unsafe.Pointer(&value[0])))
- return ByteSliceToString(value[:]), err
-}
-
-func IoctlHIDGetRawUniq(fd int) (string, error) {
- var value [_HIDIOCGRAWUNIQ_LEN]byte
- err := ioctl(fd, _HIDIOCGRAWUNIQ, uintptr(unsafe.Pointer(&value[0])))
- return ByteSliceToString(value[:]), 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)
@@ -857,16 +697,19 @@ type SockaddrVM struct {
// 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
}
@@ -1171,8 +1014,9 @@ func anyToSockaddr(fd int, rsa *RawSockaddrAny) (Sockaddr, error) {
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: