from windows_winusb.h:660
struct winusb_interface
{
HMODULE hDll;
WinUsb_AbortPipe_t AbortPipe;
WinUsb_ControlTransfer_t ControlTransfer;
WinUsb_FlushPipe_t FlushPipe;
WinUsb_Free_t Free;
WinUsb_GetAssociatedInterface_t GetAssociatedInterface;
WinUsb_Initialize_t Initialize;
WinUsb_ReadPipe_t ReadPipe;
WinUsb_ResetPipe_t ResetPipe;
WinUsb_SetCurrentAlternateSetting_t SetCurrentAlternateSetting;
WinUsb_SetPipePolicy_t SetPipePolicy;
WinUsb_GetPipePolicy_t GetPipePolicy;
WinUsb_WritePipe_t WritePipe;
union {
struct {
LibK_IsoReadPipe_t IsoReadPipe;
LibK_IsoWritePipe_t IsoWritePipe;
LibK_ResetDevice_t ResetDevice;
};
struct {
WinUsb_QueryPipeEx_t QueryPipeEx;
WinUsb_ReadIsochPipeAsap_t ReadIsochPipeAsap;
WinUsb_RegisterIsochBuffer_t RegisterIsochBuffer;
WinUsb_UnregisterIsochBuffer_t UnregisterIsochBuffer;
WinUsb_WriteIsochPipeAsap_t WriteIsochPipeAsap;
};
};
};