UsbRegisterChangeNotification: Difference between revisions
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==Description== | ==Description== | ||
Registers semaphores for | Registers semaphores for generic attach/detach notification of USB devices. | ||
==Syntax== | ==Syntax== | ||
<pre> | <pre> | ||
ulrc=UsbRegisterChangeNotification(pNotifyID,hDeviceAdded,hDeviceRemoved) | ulrc = UsbRegisterChangeNotification(pNotifyID,hDeviceAdded,hDeviceRemoved) | ||
</pre> | </pre> | ||
==Parameters== | ==Parameters== | ||
; pNotifyID : | ; pNotifyID : the address of the variable to receive the Notification Identifier. | ||
; hDeviceAdded : | ; hDeviceAdded : the handle of the event semaphore to be posted on device attach. | ||
; hDeviceRemoved : | ; hDeviceRemoved : the handle of the event semaphore to be posted on device detach. | ||
==Return Code== | ==Return Code== | ||
<pre> | |||
0x0000 - NO_ERROR | |||
</pre> | |||
===Errors=== | ===Errors=== | ||
<pre> | |||
0x0006 - ERROR_INVALID_HANDLE | |||
0x0057 - ERROR_INVALID_PARAMETER | |||
0x005F - ERROR_INTERRUPT | |||
0x0067 - ERROR_TOO_MANY_SEM_REQUESTS | |||
0x0069 - ERROR_SEM_OWNER_DIED | |||
0x1B58 - USB_NOT_INIT | |||
0x1B59 - USB_ERROR_NO_MORE_NOTIFICATTIONS | |||
0xFF06 - ERROR_INVALID_HANDLE | |||
0xFF1F - ERROR_GEN_FAILURE | |||
0xFF57 - ERROR_INVALID_PARAMETER | |||
0xFF64 - ERROR_TOO_MANY_SEMAPHORES | |||
</pre> | |||
==Remarks== | ==Remarks== | ||
Revision as of 11:50, 27 January 2017
Description
Registers semaphores for generic attach/detach notification of USB devices.
Syntax
ulrc = UsbRegisterChangeNotification(pNotifyID,hDeviceAdded,hDeviceRemoved)
Parameters
- pNotifyID
- the address of the variable to receive the Notification Identifier.
- hDeviceAdded
- the handle of the event semaphore to be posted on device attach.
- hDeviceRemoved
- the handle of the event semaphore to be posted on device detach.
Return Code
0x0000 - NO_ERROR
Errors
0x0006 - ERROR_INVALID_HANDLE 0x0057 - ERROR_INVALID_PARAMETER 0x005F - ERROR_INTERRUPT 0x0067 - ERROR_TOO_MANY_SEM_REQUESTS 0x0069 - ERROR_SEM_OWNER_DIED 0x1B58 - USB_NOT_INIT 0x1B59 - USB_ERROR_NO_MORE_NOTIFICATTIONS 0xFF06 - ERROR_INVALID_HANDLE 0xFF1F - ERROR_GEN_FAILURE 0xFF57 - ERROR_INVALID_PARAMETER 0xFF64 - ERROR_TOO_MANY_SEMAPHORES