diff options
Diffstat (limited to 'libusb/os/driver/vendor_request.c')
| -rw-r--r-- | libusb/os/driver/vendor_request.c | 138 |
1 files changed, 138 insertions, 0 deletions
diff --git a/libusb/os/driver/vendor_request.c b/libusb/os/driver/vendor_request.c new file mode 100644 index 0000000..74b7913 --- /dev/null +++ b/libusb/os/driver/vendor_request.c @@ -0,0 +1,138 @@ +/* LIBUSB-WIN32, Generic Windows USB Library + * Copyright (c) 2002-2005 Stephan Meyer <ste_meyer@web.de> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + + +#include "libusb_driver.h" + + +NTSTATUS vendor_class_request(libusb_device_t *dev, + int type, int recipient, + int request, int value, int index, + void *buffer, int size, int direction, + int *ret, int timeout) +{ + NTSTATUS status = STATUS_SUCCESS; + URB urb; + + *ret = 0; + + DEBUG_PRINT_NL(); + + memset(&urb, 0, sizeof(struct _URB_CONTROL_VENDOR_OR_CLASS_REQUEST)); + + switch(type) + { + case USB_TYPE_CLASS: + DEBUG_MESSAGE("vendor_class_request(): type: class"); + switch(recipient) + { + case USB_RECIP_DEVICE: + DEBUG_MESSAGE("vendor_class_request(): recipient: device"); + urb.UrbHeader.Function = URB_FUNCTION_CLASS_DEVICE; + break; + case USB_RECIP_INTERFACE: + DEBUG_MESSAGE("vendor_class_request(): recipient: interface"); + urb.UrbHeader.Function = URB_FUNCTION_CLASS_INTERFACE; + break; + case USB_RECIP_ENDPOINT: + DEBUG_MESSAGE("vendor_class_request(): recipient: endpoint"); + urb.UrbHeader.Function = URB_FUNCTION_CLASS_ENDPOINT; + break; + case USB_RECIP_OTHER: + DEBUG_MESSAGE("vendor_class_request(): recipient: other"); + urb.UrbHeader.Function = URB_FUNCTION_CLASS_OTHER; + break; + default: + DEBUG_ERROR("vendor_class_request(): invalid recipient"); + return STATUS_INVALID_PARAMETER; + } + break; + case USB_TYPE_VENDOR: + DEBUG_MESSAGE("vendor_class_request(): type: vendor"); + switch(recipient) + { + case USB_RECIP_DEVICE: + DEBUG_MESSAGE("vendor_class_request(): recipient: device"); + urb.UrbHeader.Function = URB_FUNCTION_VENDOR_DEVICE; + break; + case USB_RECIP_INTERFACE: + DEBUG_MESSAGE("vendor_class_request(): recipient: interface"); + urb.UrbHeader.Function = URB_FUNCTION_VENDOR_INTERFACE; + break; + case USB_RECIP_ENDPOINT: + DEBUG_MESSAGE("vendor_class_request(): recipient: endpoint"); + urb.UrbHeader.Function = URB_FUNCTION_VENDOR_ENDPOINT; + break; + case USB_RECIP_OTHER: + DEBUG_MESSAGE("vendor_class_request(): recipient: other"); + urb.UrbHeader.Function = URB_FUNCTION_VENDOR_OTHER; + break; + default: + DEBUG_ERROR("vendor_class_request(): invalid recipient"); + return STATUS_INVALID_PARAMETER; + } + break; + default: + DEBUG_ERROR("vendor_class_request(): invalid type"); + return STATUS_INVALID_PARAMETER; + } + + DEBUG_MESSAGE("vendor_class_request(): request: 0x%02x", request); + DEBUG_MESSAGE("vendor_class_request(): value: 0x%04x", value); + DEBUG_MESSAGE("vendor_class_request(): index: 0x%04x", index); + DEBUG_MESSAGE("vendor_class_request(): size: %d", size); + + if(direction == USBD_TRANSFER_DIRECTION_IN) + { + DEBUG_MESSAGE("vendor_class_request(): direction: in"); + } + else + { + DEBUG_MESSAGE("vendor_class_request(): direction: out"); + } + + DEBUG_MESSAGE("vendor_class_request(): timeout: %d", timeout); + + urb.UrbHeader.Length = sizeof(struct _URB_CONTROL_VENDOR_OR_CLASS_REQUEST); + urb.UrbControlVendorClassRequest.TransferFlags + = direction | USBD_SHORT_TRANSFER_OK ; + urb.UrbControlVendorClassRequest.TransferBufferLength = size; + urb.UrbControlVendorClassRequest.TransferBufferMDL = NULL; + urb.UrbControlVendorClassRequest.TransferBuffer = buffer; + urb.UrbControlVendorClassRequest.Request = (UCHAR)request; + urb.UrbControlVendorClassRequest.Value = (USHORT)value; + urb.UrbControlVendorClassRequest.Index = (USHORT)index; + + status = call_usbd(dev, &urb, IOCTL_INTERNAL_USB_SUBMIT_URB, timeout); + + if(!NT_SUCCESS(status) || !USBD_SUCCESS(urb.UrbHeader.Status)) + { + DEBUG_ERROR("vendor_class_request(): request failed: status: 0x%x, " + "urb-status: 0x%x", status, urb.UrbHeader.Status); + } + else + { + if(direction == USBD_TRANSFER_DIRECTION_IN) + *ret = urb.UrbControlVendorClassRequest.TransferBufferLength; + DEBUG_MESSAGE("vendor_class_request(): %d bytes transmitted", + urb.UrbControlVendorClassRequest.TransferBufferLength); + } + + return status; +} + |