diff options
Diffstat (limited to 'vendor/github.com/karalabe/hid/hid_enabled.go')
-rw-r--r-- | vendor/github.com/karalabe/hid/hid_enabled.go | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/vendor/github.com/karalabe/hid/hid_enabled.go b/vendor/github.com/karalabe/hid/hid_enabled.go index 419273be6..e95e5792d 100644 --- a/vendor/github.com/karalabe/hid/hid_enabled.go +++ b/vendor/github.com/karalabe/hid/hid_enabled.go @@ -41,6 +41,7 @@ package hid #endif */ import "C" + import ( "errors" "runtime" @@ -57,11 +58,6 @@ import ( // > "subsequent calls will cause the hid manager to release previously enumerated devices" var enumerateLock sync.Mutex -func init() { - // Initialize the HIDAPI library - C.hid_init() -} - // Supported returns whether this platform is supported by the HID library or not. // The goal of this method is to allow programatically handling platforms that do // not support USB HID and not having to fall back to build constraints. @@ -113,6 +109,9 @@ func Enumerate(vendorID uint16, productID uint16) []DeviceInfo { // Open connects to an HID device by its path name. func (info DeviceInfo) Open() (*Device, error) { + enumerateLock.Lock() + defer enumerateLock.Unlock() + path := C.CString(info.Path) defer C.free(unsafe.Pointer(path)) @@ -135,7 +134,7 @@ type Device struct { } // Close releases the HID USB device handle. -func (dev *Device) Close() { +func (dev *Device) Close() error { dev.lock.Lock() defer dev.lock.Unlock() @@ -143,6 +142,7 @@ func (dev *Device) Close() { C.hid_close(dev.device) dev.device = nil } + return nil } // Write sends an output report to a HID device. |