On 05/04/2012 02:25 AM, Guannan Ren wrote:
usbFindDevice():get usb device according to idVendor, idProduct, bus, device it is the exact match of the four parameters
usbFindDeviceByBus():get usb device according to bus, device it returns only one usb device same as usbFindDevice
usbFindDeviceByVendor():get usb device according to idVendor,idProduct it probably returns multiple usb devices.
usbDeviceSearch(): a helper function to do the actual search --- src/libvirt_private.syms | 2 + src/qemu/qemu_hostdev.c | 14 +++- src/qemu/qemu_hotplug.c | 14 +++- src/util/hostusb.c | 202 ++++++++++++++++++++++++++++++++------------- src/util/hostusb.h | 22 ++++-- 5 files changed, 181 insertions(+), 73 deletions(-)
ACK. Looks better now. -- Eric Blake eblake@redhat.com +1-919-301-3266 Libvirt virtualization library http://libvirt.org