Webcam Server.
Dependencies: uvchost FatFileSystem mbed HTTPServer NetServicesMin
usb/UsbHostMgr2.cpp
- Committer:
- va009039
- Date:
- 2012-06-06
- Revision:
- 0:2b4ea8a138e5
File content as of revision 0:2b4ea8a138e5:
#include "UsbHostMgr.h" //#define __DEBUG #include "mydbg.h" UsbDevice* UsbHostMgr::getDeviceByClass(uint8_t IfClass, int count) { DBG("IfClass=%02X count=%d\n", IfClass, count); for(int i = 0; i < USB_HOSTMGR_MAX_DEVS; i++) { UsbDevice* dev = m_lpDevices[i]; if (dev) { if(dev->m_connected && dev->m_enumerated) { if (dev->m_InterfaceClass == IfClass) { // found if (count-- <= 0) { return dev; } } } } } return NULL; } void UsbHostMgr::onUsbDeviceConnected(int hub, int port) { DBG("%p hub=%d port=%d\n", this, hub, port); for(int i = 0; i < USB_HOSTMGR_MAX_DEVS; i++) { UsbDevice* dev = m_lpDevices[i]; if (dev) { if (dev->m_hub == hub && dev->m_port == port) { // skip return; } } } int item = devicesCount(); DBG_ASSERT(item < USB_HOSTMGR_MAX_DEVS); if( item == USB_HOSTMGR_MAX_DEVS ) return; //List full... //Find a free address (not optimized, but not really important) int addr = 1; for(int i = 0; i < item; i++) { DBG_ASSERT(m_lpDevices[i]); addr = MAX( addr, m_lpDevices[i]->m_addr + 1 ); } DBG("item=%d addr=%d\n", item, addr); UsbDevice* dev = new UsbDevice( this, hub, port, addr ); DBG_ASSERT(dev); dev->m_connected = true; m_lpDevices[item] = dev; }