diff options
Diffstat (limited to 'vendor/github.com/Microsoft/hcsshim/internal/interop/interop.go')
-rw-r--r-- | vendor/github.com/Microsoft/hcsshim/internal/interop/interop.go | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/vendor/github.com/Microsoft/hcsshim/internal/interop/interop.go b/vendor/github.com/Microsoft/hcsshim/internal/interop/interop.go new file mode 100644 index 000000000..f10c88d08 --- /dev/null +++ b/vendor/github.com/Microsoft/hcsshim/internal/interop/interop.go @@ -0,0 +1,27 @@ +package interop + +import ( + "syscall" + "unsafe" +) + +//go:generate go run $GOROOT/src/syscall/mksyscall_windows.go -output zsyscall_windows.go interop.go + +//sys coTaskMemFree(buffer unsafe.Pointer) = ole32.CoTaskMemFree + +func ConvertAndFreeCoTaskMemString(buffer *uint16) string { + str := syscall.UTF16ToString((*[1 << 29]uint16)(unsafe.Pointer(buffer))[:]) + coTaskMemFree(unsafe.Pointer(buffer)) + return str +} + +func ConvertAndFreeCoTaskMemBytes(buffer *uint16) []byte { + return []byte(ConvertAndFreeCoTaskMemString(buffer)) +} + +func Win32FromHresult(hr uintptr) syscall.Errno { + if hr&0x1fff0000 == 0x00070000 { + return syscall.Errno(hr & 0xffff) + } + return syscall.Errno(hr) +} |