Persistent Handlers Registered for a File Extension
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The following is an example of the registry entry for a persistent handler registered for a file name extension.
\HKEY_CLASSES_ROOT\
.sam
= REG_SZ SampleFile
SampleFile
= REG_SZ Class for Sample Files
CLSID
= REG_SZ {40A45370-0386-11D0-AE19-00AA004B9986}
CLSID
{40A45370-0386-11D0-AE19-00AA004B9986}
= REG_SZ Sample Files
InprocServer32
= REG_SZ sample.dll
PersistentHandler
= REG_SZ {A6317C60-0386-11D0-AE19-00AA004B9986}
...
The remaining content is as in the Persistent Handlers Registered for a Class example.