ReadFile

There are 1 entries for the tag ReadFile
Windows CE: Why is reading from the driver so slow?
I was working with a customer today and discovered that their application was calling into one of my drivers repeatedly to read 4 bytes at a time, each time reading the next 4 bytes of data. The driver reads a minimum of 4 bytes, or they probably would have read less, but the driver is capable of reading large quantities of data on each call from the application. This really isn’t all that uncommon though and it actually will read the data correctly. The problem is that each call to the driver has ......

Posted On Tuesday, August 5, 2008 8:41 PM | Comments (6)