368 lines
9.5 KiB
C
368 lines
9.5 KiB
C
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//+---------------------------------------------------------------------------
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//
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// Microsoft Windows
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// Copyright (C) Microsoft Corporation, 1996 - 1996.
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//
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// File: INIT.C
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//
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// Contents: DLL Initialization routine
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//
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// History: 22-Aug-96 MacM Created
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//
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//----------------------------------------------------------------------------
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#include <nt.h>
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#include <ntrtl.h>
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#include <nturtl.h>
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#include <windows.h>
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#include <accdbg.h>
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#include <lucache.h>
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#include <seopaque.h>
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HINSTANCE ghDll;
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RTL_RESOURCE gWrkrLock;
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BOOL bWrkrLockInitialized = FALSE;
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RTL_RESOURCE gCacheLock;
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BOOL bCacheLockInitialized = FALSE;
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RTL_RESOURCE gLocalSidCacheLock;
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BOOL bLocalSidCacheLockInitialized = FALSE;
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#if DBG
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#include <seopaque.h>
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#include <sertlp.h>
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#define IsObjectAceType(Ace) ( \
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(((PACE_HEADER)(Ace))->AceType >= ACCESS_MIN_MS_OBJECT_ACE_TYPE) && \
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(((PACE_HEADER)(Ace))->AceType <= ACCESS_MAX_MS_OBJECT_ACE_TYPE) \
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)
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DEFINE_DEBUG2(ac);
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DEBUG_KEY acDebugKeys[] = {{DEB_ERROR, "Error"},
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{DEB_WARN, "Warn"},
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{DEB_TRACE, "Trace"},
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{DEB_TRACE_API, "AccAPI"},
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{DEB_TRACE_ACC, "AccList"},
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{DEB_TRACE_CACHE, "AccCache"},
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{DEB_TRACE_PROP, "AccProp"},
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{DEB_TRACE_SD, "AccSD"},
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{DEB_TRACE_LOOKUP, "AccLU"},
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{DEB_TRACE_MEM, "AccMem"},
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{DEB_TRACE_HANDLE, "AccHandle"},
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{0, NULL}};
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VOID
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DebugInitialize()
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{
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acInitDebug(acDebugKeys);
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}
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VOID
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DebugUninit()
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{
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acUnloadDebug();
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}
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PVOID DebugAlloc(ULONG cSize)
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{
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PVOID pv = LocalAlloc(LMEM_FIXED | LMEM_ZEROINIT, cSize);
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acDebugOut((DEB_TRACE_MEM, "Allocated %lu at 0x%lx\n", cSize, pv ));
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return(pv);
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}
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VOID DebugFree(PVOID pv)
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{
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if(pv == NULL)
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{
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return;
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}
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acDebugOut((DEB_TRACE_MEM, "Freeing 0x%lx\n", pv ));
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ASSERT(RtlValidateHeap(RtlProcessHeap(),0,NULL));
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LocalFree(pv);
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}
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#endif // DBG
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//+----------------------------------------------------------------------------
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//
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// Function: DllMain
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//
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// Synopsis: Initialize state for NTMARTA.DLL
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//
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// Arguments: [hInstance] -- Module handle
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// [dwReason] -- Reason this function is being called
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// [lpReserved] -- Reserved
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//
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// Returns: TRUE -- Success
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// FALSE -- Failure
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//
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//-----------------------------------------------------------------------------
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BOOL
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WINAPI
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DllMain(HINSTANCE hInstance,
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DWORD dwReason,
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LPVOID lpReserved)
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{
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BOOL fRet = TRUE;
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switch(dwReason)
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{
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case DLL_PROCESS_ATTACH:
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DisableThreadLibraryCalls(hInstance);
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ghDll = hInstance;
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__try
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{
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RtlInitializeResource(&gWrkrLock);
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bWrkrLockInitialized = TRUE;
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RtlInitializeResource(&gCacheLock);
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bCacheLockInitialized = TRUE;
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RtlInitializeResource(&gLocalSidCacheLock);
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bLocalSidCacheLockInitialized = TRUE;
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}
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__except (EXCEPTION_EXECUTE_HANDLER)
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{
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fRet = FALSE;
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}
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if (FALSE == fRet)
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{
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goto ProcessAttachCleanup;
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}
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#if DBG
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DebugInitialize();
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#endif
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if(AccctrlInitializeSidNameCache() != ERROR_SUCCESS)
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{
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fRet = FALSE;
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goto ProcessAttachCleanup;
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}
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if(AccctrlInitializeIdNameCache() != ERROR_SUCCESS)
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{
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fRet = FALSE;
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goto ProcessAttachCleanup;
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}
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if (AccctrlInitializeRightsCache() != ERROR_SUCCESS)
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{
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fRet = FALSE;
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goto ProcessAttachCleanup;
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}
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return TRUE;
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ProcessAttachCleanup:
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if (TRUE == bWrkrLockInitialized)
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{
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RtlDeleteResource(&gWrkrLock);
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}
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if (TRUE == bCacheLockInitialized)
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{
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RtlDeleteResource(&gCacheLock);
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}
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if (TRUE == bLocalSidCacheLockInitialized)
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{
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RtlDeleteResource(&gLocalSidCacheLock);
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}
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AccctrlFreeSidNameCache();
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AccctrlFreeIdNameCache();
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break;
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case DLL_PROCESS_DETACH:
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#if DBG
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DebugUninit();
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#endif
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if (TRUE == bWrkrLockInitialized)
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{
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RtlDeleteResource(&gWrkrLock);
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}
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if (TRUE == bCacheLockInitialized)
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{
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RtlDeleteResource(&gCacheLock);
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}
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if (TRUE == bLocalSidCacheLockInitialized)
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{
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RtlDeleteResource(&gLocalSidCacheLock);
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}
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AccctrlFreeSidNameCache();
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AccctrlFreeIdNameCache();
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AccctrlFreeRightsCache();
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if(WmiGuidHandle)
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{
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CloseHandle(WmiGuidHandle);
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}
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break;
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default:
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break;
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}
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return(fRet);
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}
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#if DBG
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VOID
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DebugDumpSid(PSTR pszTag,
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PSID pSid)
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{
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if(pSid == NULL)
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{
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acDebugOut((DEB_TRACE_SD, "%s NULL\n", pszTag));
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}
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else
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{
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UNICODE_STRING SidString;
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NTSTATUS Status;
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Status = RtlConvertSidToUnicodeString(&SidString,
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pSid,
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TRUE);
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if(!NT_SUCCESS(Status))
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{
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acDebugOut((DEB_ERROR, "%s Can't convert sid to string: 0x%lx\n",
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pszTag, Status));
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}
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else
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{
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acDebugOut((DEB_TRACE_SD, "%s %wZ\n", pszTag, &SidString));
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RtlFreeUnicodeString(&SidString);
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}
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}
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}
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VOID
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DebugDumpSD(PSTR pszTag,
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PSECURITY_DESCRIPTOR pSD)
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{
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if(pSD == NULL)
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{
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acDebugOut((DEB_TRACE_SD,"%s NULL\n", pszTag));
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}
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else
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{
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PISECURITY_DESCRIPTOR pISD = (PISECURITY_DESCRIPTOR)pSD;
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acDebugOut((DEB_TRACE_SD,"%s: 0x%lx\n", pszTag, pSD));
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acDebugOut((DEB_TRACE_SD,"\tRevision: 0x%lx\n",pISD->Revision));
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acDebugOut((DEB_TRACE_SD,"\tSbz1: 0x%lx\n", pISD->Sbz1));
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acDebugOut((DEB_TRACE_SD,"\tControl: 0x%lx\n",pISD->Control));
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DebugDumpSid("\tOwner", RtlpOwnerAddrSecurityDescriptor(pISD));
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DebugDumpSid("\tGroup", RtlpGroupAddrSecurityDescriptor(pISD));
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DebugDumpAcl("\tDAcl", RtlpDaclAddrSecurityDescriptor(pISD));
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DebugDumpAcl("\tSAcl", RtlpSaclAddrSecurityDescriptor(pISD));
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}
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}
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VOID
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DebugDumpAcl(PSTR pszTag,
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PACL pAcl)
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{
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ACL_SIZE_INFORMATION AclSize;
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ACL_REVISION_INFORMATION AclRev;
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PKNOWN_ACE pAce;
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PSID pSid;
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DWORD iIndex;
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if(pAcl == NULL)
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{
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acDebugOut((DEB_TRACE_SD,"%s NULL\n", pszTag));
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}
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else
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{
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acDebugOut((DEB_TRACE_SD, "%s: 0x%lx\n", pszTag, pAcl));
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if(GetAclInformation(pAcl,
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&AclRev,
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sizeof(ACL_REVISION_INFORMATION),
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AclRevisionInformation) == FALSE)
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{
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acDebugOut((DEB_TRACE_SD,
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"GetAclInformation [Revision] failed: %lu\n",
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GetLastError()));
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return;
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}
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if(GetAclInformation(pAcl,
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&AclSize,
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sizeof(ACL_SIZE_INFORMATION),
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AclSizeInformation) == FALSE)
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{
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acDebugOut((DEB_TRACE_SD,
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"GetAclInformation [Size] failed: %lu\n",
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GetLastError()));
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return;
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}
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acDebugOut((DEB_TRACE_SD, "\t\tRevision: %lu\n", AclRev.AclRevision));
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acDebugOut((DEB_TRACE_SD, "\t\tAceCount: %lu\n", AclSize.AceCount));
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acDebugOut((DEB_TRACE_SD, "\t\tInUse: %lu\n", AclSize.AclBytesInUse));
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acDebugOut((DEB_TRACE_SD, "\t\tFree: %lu\n", AclSize.AclBytesFree));
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acDebugOut((DEB_TRACE_SD, "\t\tFlags: %lu\n", pAcl->Sbz1));
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//
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// Now, dump all of the aces
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//
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pAce = FirstAce(pAcl);
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for(iIndex = 0; iIndex < pAcl->AceCount; iIndex++)
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{
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acDebugOut((DEB_TRACE_SD,"\t\tAce %lu\n", iIndex));
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acDebugOut((DEB_TRACE_SD,"\t\t\tType: %lu\n",
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pAce->Header.AceType));
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acDebugOut((DEB_TRACE_SD,"\t\t\tFlags: 0x%lx\n",
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pAce->Header.AceFlags));
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acDebugOut((DEB_TRACE_SD,"\t\t\tSize: 0x%lx\n",
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pAce->Header.AceSize));
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acDebugOut((DEB_TRACE_SD,"\t\t\tMask: 0x%lx\n",
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pAce->Mask));
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//
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// If it's an object ace, dump the guids
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//
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if(IsObjectAceType(pAce))
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{
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DebugDumpGuid("\t\t\tObjectId", RtlObjectAceObjectType(pAce));
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DebugDumpGuid("\t\t\tInheritId",
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RtlObjectAceInheritedObjectType(pAce));
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DebugDumpSid("\t\t\tSid", RtlObjectAceSid(pAce));
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}
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else
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{
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DebugDumpSid("\t\t\tSid", ((PSID)&(pAce->SidStart)));
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}
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pAce = NextAce(pAce);
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}
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}
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}
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#endif
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