diff options
Diffstat (limited to 'vendor/github.com/rs/xid/hostid_windows.go')
| -rw-r--r-- | vendor/github.com/rs/xid/hostid_windows.go | 20 |
1 files changed, 16 insertions, 4 deletions
diff --git a/vendor/github.com/rs/xid/hostid_windows.go b/vendor/github.com/rs/xid/hostid_windows.go index ec2593ee3..a4d98ab0e 100644 --- a/vendor/github.com/rs/xid/hostid_windows.go +++ b/vendor/github.com/rs/xid/hostid_windows.go @@ -11,11 +11,17 @@ import ( func readPlatformMachineID() (string, error) { // source: https://github.com/shirou/gopsutil/blob/master/host/host_syscall.go var h syscall.Handle - err := syscall.RegOpenKeyEx(syscall.HKEY_LOCAL_MACHINE, syscall.StringToUTF16Ptr(`SOFTWARE\Microsoft\Cryptography`), 0, syscall.KEY_READ|syscall.KEY_WOW64_64KEY, &h) + + regKeyCryptoPtr, err := syscall.UTF16PtrFromString(`SOFTWARE\Microsoft\Cryptography`) + if err != nil { + return "", fmt.Errorf(`error reading registry key "SOFTWARE\Microsoft\Cryptography": %w`, err) + } + + err = syscall.RegOpenKeyEx(syscall.HKEY_LOCAL_MACHINE, regKeyCryptoPtr, 0, syscall.KEY_READ|syscall.KEY_WOW64_64KEY, &h) if err != nil { return "", err } - defer syscall.RegCloseKey(h) + defer func() { _ = syscall.RegCloseKey(h) }() const syscallRegBufLen = 74 // len(`{`) + len(`abcdefgh-1234-456789012-123345456671` * 2) + len(`}`) // 2 == bytes/UTF16 const uuidLen = 36 @@ -23,9 +29,15 @@ func readPlatformMachineID() (string, error) { var regBuf [syscallRegBufLen]uint16 bufLen := uint32(syscallRegBufLen) var valType uint32 - err = syscall.RegQueryValueEx(h, syscall.StringToUTF16Ptr(`MachineGuid`), nil, &valType, (*byte)(unsafe.Pointer(®Buf[0])), &bufLen) + + mGuidPtr, err := syscall.UTF16PtrFromString(`MachineGuid`) if err != nil { - return "", err + return "", fmt.Errorf("error reading machine GUID: %w", err) + } + + err = syscall.RegQueryValueEx(h, mGuidPtr, nil, &valType, (*byte)(unsafe.Pointer(®Buf[0])), &bufLen) + if err != nil { + return "", fmt.Errorf("error parsing ") } hostID := syscall.UTF16ToString(regBuf[:]) |