TInt CMessageDigest::GetExtension(TUint aExtensionId, TAny*& a0, TAny* a1) { return Extension_(aExtensionId, a0, a1); }
TInt CPadding::GetExtension(TUint aExtensionId, TAny*& a0, TAny* a1) { return Extension_(aExtensionId, a0, a1); }
/** @internalComponent Gets a pointer to the extension specified by an identifier. The extension can be either an interface or function. If the extension is not supported NULL value is given and returns KErrExtensionNotSupported. @param aExtensionId Extension identifier. @param aExtPtr Pointer to get the extension. @return If successful returns KErrNone otherwise KErrExtensionNotSupported. */ TInt CMMFCodec::ExtensionInterface(TUint aExtensionId, TAny*& aExtPtr) { return Extension_(aExtensionId, aExtPtr, NULL); }