Abdelkader YEDDES writes: > > Yes fopen take a handle on a file or a device. I always use these function. > But in we must send an IO control to the device to have the specific data. > And every IOCTL is dependent to driver. > So, after opening the device with fopen. I should know what IOCTL should be > sent with ioctl function.
He meant you can use fopen() to open /sys/bus/usb/devices/1-4/idProduct, and then scanf() to read it. -- Joseph J. Pfeiffer, Jr., Ph.D. Phone -- (505) 646-1605 Department of Computer Science FAX -- (505) 646-1002 New Mexico State University http://www.cs.nmsu.edu/~pfeiffer ------------------------------------------------------- Using Tomcat but need to do more? Need to support web services, security? Get stuff done quickly with pre-integrated technology to make your job easier Download IBM WebSphere Application Server v.1.0.1 based on Apache Geronimo http://sel.as-us.falkag.net/sel?cmd=lnk&kid=120709&bid=263057&dat=121642 _______________________________________________ [email protected] To unsubscribe, use the last form field at: https://lists.sourceforge.net/lists/listinfo/linux-usb-users
