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Function RTUGetDescriptor

RTUGetDescriptor retrieves a specific descriptor within a configuration:

const void * RTUGetDescriptor(const RTUConfigurationDescriptor * Config, 
                              int DescriptorType, 
                              int Index);

Parameters

Config

Configuration within which to search.

DescriptorType

Descriptor type to return.

Index

Zero-based index of matching descriptor to return.

return value

If the descriptor is found, a pointer to it is returned, NULL otherwise.

This function can be used to locate class- or device-specific descriptors. To search descriptor types, use RTUEnumDescriptors.

Device Query

Function RTUEnumDescriptors

Function RTUEnumDevices