summaryrefslogtreecommitdiff
path: root/usb/driver/set_descriptor.c
diff options
context:
space:
mode:
Diffstat (limited to 'usb/driver/set_descriptor.c')
-rw-r--r--usb/driver/set_descriptor.c71
1 files changed, 71 insertions, 0 deletions
diff --git a/usb/driver/set_descriptor.c b/usb/driver/set_descriptor.c
new file mode 100644
index 0000000..46bbad7
--- /dev/null
+++ b/usb/driver/set_descriptor.c
@@ -0,0 +1,71 @@
+/* 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 set_descriptor(libusb_device_t *dev,
+ void *buffer, int size, int type, int recipient,
+ int index, int language_id, int *sent, int timeout)
+{
+ NTSTATUS status = STATUS_SUCCESS;
+ URB urb;
+
+ USBMSG("buffer size: %d type: %04d recipient: %04d index: %04d language id: %04d timeout: %d\n",
+ size,type,recipient,index,language_id,timeout);
+
+ memset(&urb, 0, sizeof(struct _URB_CONTROL_DESCRIPTOR_REQUEST));
+
+
+ switch (recipient)
+ {
+ case USB_RECIP_DEVICE:
+ urb.UrbHeader.Function = URB_FUNCTION_SET_DESCRIPTOR_TO_DEVICE;
+ break;
+ case USB_RECIP_INTERFACE:
+ urb.UrbHeader.Function = URB_FUNCTION_SET_DESCRIPTOR_TO_INTERFACE;
+ break;
+ case USB_RECIP_ENDPOINT:
+ urb.UrbHeader.Function = URB_FUNCTION_SET_DESCRIPTOR_TO_ENDPOINT;
+ break;
+ default:
+ USBERR0("invalid recipient\n");
+ return STATUS_INVALID_PARAMETER;
+ }
+
+ urb.UrbHeader.Length = sizeof(struct _URB_CONTROL_DESCRIPTOR_REQUEST);
+ urb.UrbControlDescriptorRequest.TransferBufferLength = size;
+ urb.UrbControlDescriptorRequest.TransferBuffer = buffer;
+ urb.UrbControlDescriptorRequest.DescriptorType = (UCHAR)type;
+ urb.UrbControlDescriptorRequest.Index = (UCHAR)index;
+ urb.UrbControlDescriptorRequest.LanguageId = (USHORT)language_id;
+
+ status = call_usbd(dev, &urb, IOCTL_INTERNAL_USB_SUBMIT_URB, timeout);
+
+ if (!NT_SUCCESS(status) || !USBD_SUCCESS(urb.UrbHeader.Status))
+ {
+ USBERR("setting descriptor failed: status: 0x%x, urb-status: 0x%x\n", status, urb.UrbHeader.Status);
+ }
+ else
+ {
+ *sent = urb.UrbControlDescriptorRequest.TransferBufferLength;
+ }
+ return status;
+}