107 lines
1.9 KiB
C
107 lines
1.9 KiB
C
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/*++
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Copyright (c) 1996 Microsoft Corporation
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Module Name:
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handle.c
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Abstract:
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This module contains the handle table mgmt routines.
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Author:
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Wesley Witt (wesw) 12-Nov-1996
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Revision History:
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--*/
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#include "faxapi.h"
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#pragma hdrstop
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PHANDLE_ENTRY
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CreateNewHandle(
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PFAX_HANDLE_DATA FaxData,
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DWORD Type,
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DWORD Flags,
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HANDLE FaxPortHandle
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)
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{
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PHANDLE_ENTRY HandleEntry;
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HandleEntry = (PHANDLE_ENTRY) MemAlloc( sizeof(HANDLE_ENTRY) );
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if (!HandleEntry) {
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return NULL;
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}
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EnterCriticalSection( &FaxData->CsHandleTable );
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InsertTailList( &FaxData->HandleTableListHead, &HandleEntry->ListEntry );
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HandleEntry->Type = Type;
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HandleEntry->Flags = Flags;
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HandleEntry->FaxData = FaxData;
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HandleEntry->FaxPortHandle = FaxPortHandle;
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HandleEntry->DeviceId = 0;
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HandleEntry->FaxContextHandle = NULL;
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LeaveCriticalSection( &FaxData->CsHandleTable );
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return HandleEntry;
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}
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PHANDLE_ENTRY
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CreateNewServiceHandle(
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PFAX_HANDLE_DATA FaxData
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)
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{
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return CreateNewHandle(
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FaxData,
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FHT_SERVICE,
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0,
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NULL
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);
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}
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PHANDLE_ENTRY
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CreateNewPortHandle(
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PFAX_HANDLE_DATA FaxData,
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DWORD Flags,
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HANDLE FaxPortHandle
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)
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{
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return CreateNewHandle(
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FaxData,
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FHT_PORT,
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Flags,
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FaxPortHandle
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);
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}
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VOID
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CloseFaxHandle(
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PFAX_HANDLE_DATA FaxData,
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PHANDLE_ENTRY HandleEntry
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)
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{
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EnterCriticalSection( &FaxData->CsHandleTable );
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RemoveEntryList( &HandleEntry->ListEntry );
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HandleEntry->Type = 0;
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//
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// zero out this memory so we can't use it anymore
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//
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ZeroMemory(HandleEntry,sizeof(HANDLE_ENTRY));
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MemFree( HandleEntry );
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LeaveCriticalSection( &FaxData->CsHandleTable );
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}
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