Official Go implementation of the Ethereum protocol
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go-ethereum/vendor/github.com/go-ole/go-ole/ienumvariant_windows.go

63 lines
1.0 KiB

// +build windows
package ole
import (
"syscall"
"unsafe"
)
func (enum *IEnumVARIANT) Clone() (cloned *IEnumVARIANT, err error) {
hr, _, _ := syscall.Syscall(
enum.VTable().Clone,
2,
uintptr(unsafe.Pointer(enum)),
uintptr(unsafe.Pointer(&cloned)),
0)
if hr != 0 {
err = NewError(hr)
}
return
}
func (enum *IEnumVARIANT) Reset() (err error) {
hr, _, _ := syscall.Syscall(
enum.VTable().Reset,
1,
uintptr(unsafe.Pointer(enum)),
0,
0)
if hr != 0 {
err = NewError(hr)
}
return
}
func (enum *IEnumVARIANT) Skip(celt uint) (err error) {
hr, _, _ := syscall.Syscall(
enum.VTable().Skip,
2,
uintptr(unsafe.Pointer(enum)),
uintptr(celt),
0)
if hr != 0 {
err = NewError(hr)
}
return
}
func (enum *IEnumVARIANT) Next(celt uint) (array VARIANT, length uint, err error) {
hr, _, _ := syscall.Syscall6(
enum.VTable().Next,
4,
uintptr(unsafe.Pointer(enum)),
uintptr(celt),
uintptr(unsafe.Pointer(&array)),
uintptr(unsafe.Pointer(&length)),
0,
0)
if hr != 0 {
err = NewError(hr)
}
return
}