From 5c647868e2f8968e2a490bc02da304020405fcce Mon Sep 17 00:00:00 2001 From: Wei Mao Date: Wed, 11 Jan 2023 17:49:06 -0800 Subject: [UMDF v1] Remove serial/VirtualSerial/ComPort/virtualserial, fakemodem --- serial/VirtualSerial/comsup.cpp | 344 ---------------------------------------- 1 file changed, 344 deletions(-) delete mode 100644 serial/VirtualSerial/comsup.cpp (limited to 'serial/VirtualSerial/comsup.cpp') diff --git a/serial/VirtualSerial/comsup.cpp b/serial/VirtualSerial/comsup.cpp deleted file mode 100644 index fd298470..00000000 --- a/serial/VirtualSerial/comsup.cpp +++ /dev/null @@ -1,344 +0,0 @@ -/*++ - -Copyright (C) Microsoft Corporation, All Rights Reserved - -Module Name: - - ComSup.cpp - -Abstract: - - This module contains implementations for the functions and methods - used for providing COM support. - -Environment: - - Windows User-Mode Driver Framework (WUDF) - ---*/ - -#include "internal.h" - -#include "comsup.tmh" - -// -// Implementation of CUnknown methods. -// - -CUnknown::CUnknown( - VOID - ) : m_ReferenceCount(1) -/*++ - - Routine Description: - - Constructor for an instance of the CUnknown class. This simply initializes - the reference count of the object to 1. The caller is expected to - call Release() if it wants to delete the object once it has been allocated. - - Arguments: - - None - - Return Value: - - None - ---*/ -{ - // do nothing. -} - -HRESULT -STDMETHODCALLTYPE -CUnknown::QueryInterface( - _In_ REFIID InterfaceId, - _Out_ PVOID *Object - ) -/*++ - - Routine Description: - - This method provides the basic support for query interface on CUnknown. - If the interface requested is IUnknown it references the object and - returns an interface pointer. Otherwise it returns an error. - - Arguments: - - InterfaceId - the IID being requested - - Object - a location to store the interface pointer to return. - - Return Value: - - S_OK or E_NOINTERFACE - ---*/ -{ - if (IsEqualIID(InterfaceId, __uuidof(IUnknown))) - { - *Object = QueryIUnknown(); - return S_OK; - } - else - { - *Object = NULL; - return E_NOINTERFACE; - } -} - -IUnknown * -CUnknown::QueryIUnknown( - VOID - ) -/*++ - - Routine Description: - - This helper method references the object and returns a pointer to the - object's IUnknown interface. - - This allows other methods to convert a CUnknown pointer into an IUnknown - pointer without a typecast and without calling QueryInterface and dealing - with the return value. - - Arguments: - - None - - Return Value: - - A pointer to the object's IUnknown interface. - ---*/ -{ - AddRef(); - return static_cast(this); -} - -ULONG -STDMETHODCALLTYPE -CUnknown::AddRef( - VOID - ) -/*++ - - Routine Description: - - This method adds one to the object's reference count. - - Arguments: - - None - - Return Value: - - The new reference count. The caller should only use this for debugging - as the object's actual reference count can change while the caller - examines the return value. - ---*/ -{ - return InterlockedIncrement(&m_ReferenceCount); -} - -ULONG -STDMETHODCALLTYPE -CUnknown::Release( - VOID - ) -/*++ - - Routine Description: - - This method subtracts one to the object's reference count. If the count - goes to zero, this method deletes the object. - - Arguments: - - None - - Return Value: - - The new reference count. If the caller uses this value it should only be - to check for zero (i.e. this call caused or will cause deletion) or - non-zero (i.e. some other call may have caused deletion, but this one - didn't). - ---*/ -{ - ULONG count = InterlockedDecrement(&m_ReferenceCount); - - if (count == 0) - { - delete this; - } - return count; -} - -// -// Implementation of CClassFactory methods. -// - -// -// Define storage for the factory's static lock count variable. -// - -LONG CClassFactory::s_LockCount = 0; - -IClassFactory * -CClassFactory::QueryIClassFactory( - VOID - ) -/*++ - - Routine Description: - - This helper method references the object and returns a pointer to the - object's IClassFactory interface. - - This allows other methods to convert a CClassFactory pointer into an - IClassFactory pointer without a typecast and without dealing with the - return value QueryInterface. - - Arguments: - - None - - Return Value: - - A referenced pointer to the object's IClassFactory interface. - ---*/ -{ - AddRef(); - return static_cast(this); -} - -HRESULT -CClassFactory::QueryInterface( - _In_ REFIID InterfaceId, - _Out_ PVOID *Object - ) -/*++ - - Routine Description: - - This method attempts to retrieve the requested interface from the object. - - If the interface is found then the reference count on that interface (and - thus the object itself) is incremented. - - Arguments: - - InterfaceId - the interface the caller is requesting. - - Object - a location to store the interface pointer. - - Return Value: - - S_OK or E_NOINTERFACE - ---*/ -{ - // - // This class only supports IClassFactory so check for that. - // - - if (IsEqualIID(InterfaceId, __uuidof(IClassFactory))) - { - *Object = QueryIClassFactory(); - return S_OK; - } - else - { - // - // See if the base class supports the interface. - // - - return CUnknown::QueryInterface(InterfaceId, Object); - } -} - -HRESULT -STDMETHODCALLTYPE -CClassFactory::CreateInstance( - _In_opt_ IUnknown * /* OuterObject */, - _In_ REFIID InterfaceId, - _Out_ PVOID *Object - ) -/*++ - - Routine Description: - - This COM method is the factory routine - it creates instances of the driver - callback class and returns the specified interface on them. - - Arguments: - - OuterObject - only used for aggregation, which our driver callback class - does not support. - - InterfaceId - the interface ID the caller would like to get from our - new object. - - Object - a location to store the referenced interface pointer to the new - object. - - Return Value: - - Status. - ---*/ -{ - HRESULT hr; - - PCMyDriver driver; - - *Object = NULL; - - hr = CMyDriver::CreateInstance(&driver); - - if (SUCCEEDED(hr)) - { - hr = driver->QueryInterface(InterfaceId, Object); - driver->Release(); - } - - return hr; -} - -HRESULT -STDMETHODCALLTYPE -CClassFactory::LockServer( - _In_ BOOL Lock - ) -/*++ - - Routine Description: - - This COM method can be used to keep the DLL in memory. However since the - driver's DllCanUnloadNow function always returns false, this has little - effect. Still it tracks the number of lock and unlock operations. - - Arguments: - - Lock - Whether the caller wants to lock or unlock the "server" - - Return Value: - - S_OK - ---*/ -{ - if (Lock) - { - InterlockedIncrement(&s_LockCount); - } - else - { - InterlockedDecrement(&s_LockCount); - } - return S_OK; -} - -- cgit v1.3.1