void
comm_serv::create_sec_attribute()
{
char secDesc[ SECURITY_DESCRIPTOR_MIN_LENGTH ];
secAttr.nLength = sizeof(secAttr);
secAttr.bInheritHandle = FALSE;
secAttr.lpSecurityDescriptor = &secDesc;
InitializeSecurityDescriptor(secAttr.lpSecurityDescriptor, SECURITY_DESCRIPTOR_REVISION);
SetSecurityDescriptorDacl(secAttr.lpSecurityDescriptor, TRUE, 0, FALSE);
TCHAR * szSD = TEXT("D:") // Discretionary ACL
//TEXT("(D;OICI;GA;;;BG)") // Deny access to built-in guests
//TEXT("(D;OICI;GA;;;AN)") // Deny access to anonymous logon
TEXT("(A;OICI;GRGWGX;;;AU)") // Allow read/write/execute to authenticated users
TEXT("(A;OICI;GA;;;BA)"); // Allow full control to administrators
PSECURITY_DESCRIPTOR pSD;
BOOL retcode =ConvertStringSecurityDescriptorToSecurityDescriptor("S:(ML;;NW;;;LW)",SDDL_REVISION_1,&pSD,NULL);
DWORD aa=GetLastError();
if(retcode != 0){
PACL pSacl = NULL;
BOOL fSaclPresent = FALSE;
BOOL fSaclDefaulted = FALSE;
retcode =GetSecurityDescriptorSacl(
pSD,
&fSaclPresent,
&pSacl,
&fSaclDefaulted);
if (pSacl) retcode =SetSecurityDescriptorSacl(secAttr.lpSecurityDescriptor, TRUE, pSacl, FALSE);
}
}
static int vboxTraySetupSeamless(void)
{
OSVERSIONINFO info;
gMajorVersion = 5; /* Default to Windows XP. */
info.dwOSVersionInfoSize = sizeof(info);
if (GetVersionEx(&info))
{
Log(("VBoxTray: Windows version %ld.%ld\n", info.dwMajorVersion, info.dwMinorVersion));
gMajorVersion = info.dwMajorVersion;
}
/* We need to setup a security descriptor to allow other processes modify access to the seamless notification event semaphore. */
SECURITY_ATTRIBUTES SecAttr;
DWORD dwErr = ERROR_SUCCESS;
char secDesc[SECURITY_DESCRIPTOR_MIN_LENGTH];
BOOL fRC;
SecAttr.nLength = sizeof(SecAttr);
SecAttr.bInheritHandle = FALSE;
SecAttr.lpSecurityDescriptor = &secDesc;
InitializeSecurityDescriptor(SecAttr.lpSecurityDescriptor, SECURITY_DESCRIPTOR_REVISION);
fRC = SetSecurityDescriptorDacl(SecAttr.lpSecurityDescriptor, TRUE, 0, FALSE);
if (!fRC)
{
dwErr = GetLastError();
Log(("VBoxTray: SetSecurityDescriptorDacl failed with last error = %08X\n", dwErr));
}
else
{
/* For Vista and up we need to change the integrity of the security descriptor, too. */
if (gMajorVersion >= 6)
{
BOOL (WINAPI * pfnConvertStringSecurityDescriptorToSecurityDescriptorA)(LPCSTR StringSecurityDescriptor, DWORD StringSDRevision, PSECURITY_DESCRIPTOR *SecurityDescriptor, PULONG SecurityDescriptorSize);
HMODULE hModule = LoadLibrary("ADVAPI32.DLL");
if (!hModule)
{
dwErr = GetLastError();
Log(("VBoxTray: Loading module ADVAPI32.DLL failed with last error = %08X\n", dwErr));
}
else
{
PSECURITY_DESCRIPTOR pSD;
PACL pSacl = NULL;
BOOL fSaclPresent = FALSE;
BOOL fSaclDefaulted = FALSE;
*(uintptr_t *)&pfnConvertStringSecurityDescriptorToSecurityDescriptorA = (uintptr_t)GetProcAddress(hModule, "ConvertStringSecurityDescriptorToSecurityDescriptorA");
Log(("VBoxTray: pfnConvertStringSecurityDescriptorToSecurityDescriptorA = %x\n", pfnConvertStringSecurityDescriptorToSecurityDescriptorA));
if (pfnConvertStringSecurityDescriptorToSecurityDescriptorA)
{
fRC = pfnConvertStringSecurityDescriptorToSecurityDescriptorA("S:(ML;;NW;;;LW)", /* this means "low integrity" */
SDDL_REVISION_1, &pSD, NULL);
if (!fRC)
{
dwErr = GetLastError();
Log(("VBoxTray: ConvertStringSecurityDescriptorToSecurityDescriptorA failed with last error = %08X\n", dwErr));
}
else
{
fRC = GetSecurityDescriptorSacl(pSD, &fSaclPresent, &pSacl, &fSaclDefaulted);
if (!fRC)
{
dwErr = GetLastError();
Log(("VBoxTray: GetSecurityDescriptorSacl failed with last error = %08X\n", dwErr));
}
else
{
fRC = SetSecurityDescriptorSacl(SecAttr.lpSecurityDescriptor, TRUE, pSacl, FALSE);
if (!fRC)
{
dwErr = GetLastError();
Log(("VBoxTray: SetSecurityDescriptorSacl failed with last error = %08X\n", dwErr));
}
}
}
}
}
}
if ( dwErr == ERROR_SUCCESS
&& gMajorVersion >= 5) /* Only for W2K and up ... */
{
ghSeamlessNotifyEvent = CreateEvent(&SecAttr, FALSE, FALSE, VBOXHOOK_GLOBAL_EVENT_NAME);
if (ghSeamlessNotifyEvent == NULL)
{
dwErr = GetLastError();
Log(("VBoxTray: CreateEvent for Seamless failed, last error = %08X\n", dwErr));
}
}
}
return RTErrConvertFromWin32(dwErr);
}
HRESULT COpcSecurity::Attach(PSECURITY_DESCRIPTOR pSelfRelativeSD)
{
PACL pDACL = NULL;
PACL pSACL = NULL;
BOOL bDACLPresent, bSACLPresent;
BOOL bDefaulted;
PACL m_pDACL = NULL;
ACCESS_ALLOWED_ACE* pACE;
HRESULT hr;
PSID pUserSid;
PSID pGroupSid;
hr = Initialize();
if(FAILED(hr))
return hr;
// get the existing DACL.
if (!GetSecurityDescriptorDacl(pSelfRelativeSD, &bDACLPresent, &pDACL, &bDefaulted))
goto failed;
if (bDACLPresent)
{
if (pDACL)
{
// allocate new DACL.
m_pDACL = (PACL) malloc(pDACL->AclSize);
if (m_pDACL == NULL)
{
hr = E_OUTOFMEMORY;
goto failedMemory;
}
// initialize the DACL
if (!InitializeAcl(m_pDACL, pDACL->AclSize, ACL_REVISION))
goto failed;
// copy the ACES
for (int i = 0; i < pDACL->AceCount; i++)
{
if (!GetAce(pDACL, i, (void **)&pACE))
goto failed;
if (!AddAccessAllowedAce(m_pDACL, ACL_REVISION, pACE->Mask, (PSID)&(pACE->SidStart)))
goto failed;
}
if (!IsValidAcl(m_pDACL))
goto failed;
}
// set the DACL
if (!SetSecurityDescriptorDacl(m_pSD, m_pDACL ? TRUE : FALSE, m_pDACL, bDefaulted))
goto failed;
}
// get the existing SACL.
if (!GetSecurityDescriptorSacl(pSelfRelativeSD, &bSACLPresent, &pSACL, &bDefaulted))
goto failed;
if (bSACLPresent)
{
if (pSACL)
{
// allocate new SACL.
m_pSACL = (PACL) malloc(pSACL->AclSize);
if (m_pSACL == NULL)
{
hr = E_OUTOFMEMORY;
goto failedMemory;
}
// initialize the SACL
if (!InitializeAcl(m_pSACL, pSACL->AclSize, ACL_REVISION))
goto failed;
// copy the ACES
for (int i = 0; i < pSACL->AceCount; i++)
{
if (!GetAce(pSACL, i, (void **)&pACE))
goto failed;
if (!AddAccessAllowedAce(m_pSACL, ACL_REVISION, pACE->Mask, (PSID)&(pACE->SidStart)))
goto failed;
}
if (!IsValidAcl(m_pSACL))
goto failed;
}
// set the SACL
if (!SetSecurityDescriptorSacl(m_pSD, m_pSACL ? TRUE : FALSE, m_pSACL, bDefaulted))
goto failed;
}
if (!GetSecurityDescriptorOwner(m_pSD, &pUserSid, &bDefaulted))
goto failed;
if (FAILED(SetOwner(pUserSid, bDefaulted)))
goto failed;
if (!GetSecurityDescriptorGroup(m_pSD, &pGroupSid, &bDefaulted))
goto failed;
if (FAILED(SetGroup(pGroupSid, bDefaulted)))
goto failed;
if (!IsValidSecurityDescriptor(m_pSD))
goto failed;
return hr;
failed:
hr = HRESULT_FROM_WIN32(hr);
failedMemory:
if (m_pDACL)
{
free(m_pDACL);
m_pDACL = NULL;
}
if (m_pSD)
{
free(m_pSD);
m_pSD = NULL;
}
return hr;
}
int Event_Create(
PVOID pVoid,
BOOL bManualReset,
BOOL bInitialState,
const char *szName
)
{
PEVENT pEvent;
#if FIX_NAMED_OBJECT_NAMESPACE
char szFixedUpNameBuffer[255] = {0};
#endif
const char* lpszFixedObjectName = szName;
LPSECURITY_ATTRIBUTES pSecurityAttributes = 0;
SECURITY_DESCRIPTOR secDesc = {0};
SECURITY_ATTRIBUTES attr = {0};
PSECURITY_DESCRIPTOR pSD = NULL;
if(!pVoid)
return ERROR_INVALID_ARGUMENT;
pEvent = (PEVENT) pVoid;
if(pEvent->hEvent != NULL)
return SUCCESS;
//if this is a named object then we are going to open up the permissions on it
//so people in other accounts / sessions can also use the same shared named object.
//Starting w/ vista services and the logged in users are no longer in the same session anymore aswell.
if(szName)
{
#if FIX_SECURITY_DACL
if(InitializeSecurityDescriptor(&secDesc,SECURITY_DESCRIPTOR_REVISION))
{
//all access to this object for everyone
if(SetSecurityDescriptorDacl(&secDesc, TRUE, NULL, FALSE))
{
attr.nLength = sizeof(attr);
attr.lpSecurityDescriptor = &secDesc;
pSecurityAttributes = &attr;
//Vista introduces "integrity" check levels. We are going to set this to "low"
//to prevent us from locking out a low-integrity process if someone in
//a service uses the api to open the mutex first.
if(IsVistaOrBetter())
{
if(ConvertStringSecurityDescriptorToSecurityDescriptor( "S:(ML;;NW;;;LW)", // "low integrity"
SDDL_REVISION_1,
&pSD,
NULL))
{
PACL pSacl = NULL; // not allocated
BOOL fSaclPresent = FALSE;
BOOL fSaclDefaulted = FALSE;
GetSecurityDescriptorSacl(
pSD,
&fSaclPresent,
&pSacl,
&fSaclDefaulted);
SetSecurityDescriptorSacl(attr.lpSecurityDescriptor, TRUE, pSacl, FALSE);
}
}
}
}
#endif
#if FIX_NAMED_OBJECT_NAMESPACE
//For creating the event in the global namespace
strcat(szFixedUpNameBuffer,"Global\\");
strcat(szFixedUpNameBuffer,szName);
lpszFixedObjectName = szFixedUpNameBuffer;
#endif
}
pEvent->hEvent = CreateEvent(
pSecurityAttributes, /* no security attributes */
bManualReset, /* manual-reset event flag */
bInitialState, /* initial state flag */
lpszFixedObjectName /* object name */
);
//local free if needed
if(pSD)
{
//preserve last error
DWORD dwLastError = GetLastError();
LocalFree((HLOCAL)pSD);
SetLastError(dwLastError);
}
if(pEvent->hEvent == NULL)
return ERROR_CREATE_EVENT_FAILED;
return SUCCESS;
}
int Mutex_Create(PVOID pVoid, const char *szName)
{
PMUTEX pMutex;
#if FIX_NAMED_OBJECT_NAMESPACE
char szFixedUpNameBuffer[255] = {0};
#endif
const char* lpszFixedObjectName = szName;
LPSECURITY_ATTRIBUTES pSecurityAttributes = 0;
SECURITY_DESCRIPTOR secDesc = {0};
SECURITY_ATTRIBUTES attr = {0};
PSECURITY_DESCRIPTOR pSD = NULL;
if(!pVoid)
return ERROR_INVALID_ARGUMENT;
pMutex = (PMUTEX)pVoid;
if(pMutex->hMutex != NULL)
return SUCCESS;
//if this is a named object then we are going to open up the permissions on it
//so people in other accounts / sessions can also use the same shared named object.
//Starting w/ vista services and the logged in users are no longer in the same session anymore aswell.
if(szName)
{
#if FIX_SECURITY_DACL
if(InitializeSecurityDescriptor(&secDesc,SECURITY_DESCRIPTOR_REVISION))
{
//Give a NULL DACL for all access to everyone
if(SetSecurityDescriptorDacl(&secDesc, TRUE, NULL, FALSE))
{
attr.nLength = sizeof(attr);
attr.lpSecurityDescriptor = &secDesc;
pSecurityAttributes = &attr;
//Vista introduces "integrity" check levels. We are going to set this to "low"
//to prevent us from locking out a low-integrity process if someone in
//a service uses the api to open the mutex first.
if(IsVistaOrBetter())
{
if(ConvertStringSecurityDescriptorToSecurityDescriptor( "S:(ML;;NW;;;LW)", // "low integrity"
SDDL_REVISION_1,
&pSD,
NULL))
{
PACL pSacl = NULL; // not allocated
BOOL fSaclPresent = FALSE;
BOOL fSaclDefaulted = FALSE;
GetSecurityDescriptorSacl(
pSD,
&fSaclPresent,
&pSacl,
&fSaclDefaulted);
//Set the SACL w/ low-integrity checks
SetSecurityDescriptorSacl(attr.lpSecurityDescriptor, TRUE, pSacl, FALSE);
}
}
}
}
#endif
#if FIX_NAMED_OBJECT_NAMESPACE
//now fix up the namespace on the object...
strcat(szFixedUpNameBuffer,"Global\\");
strcat(szFixedUpNameBuffer,szName);
lpszFixedObjectName = szFixedUpNameBuffer;
#endif
}
/* Create a mutex with specified params */
pMutex->hMutex = CreateMutex(
pSecurityAttributes,
FALSE,
lpszFixedObjectName
);
//local free if needed
if(pSD)
{
//preserve last error
DWORD dwLastError = GetLastError();
LocalFree((HLOCAL)pSD);
SetLastError(dwLastError);
}
if(pMutex->hMutex == NULL)
return ERROR_CREATE_MUTEX_FAILED;
return SUCCESS;
}
bool InitializeProfAPISharedObj()
{
gCAProfAPISharedMapFile = OpenFileMappingW(FILE_MAP_ALL_ACCESS, // read/write access
FALSE, // do not inherit the name
CPU_PROF_SHARED_OBJ); // name of mapping object
if (!gCAProfAPISharedMapFile)
{
SECURITY_ATTRIBUTES secAttr;
char secDesc[ SECURITY_DESCRIPTOR_MIN_LENGTH ];
secAttr.nLength = sizeof(secAttr);
secAttr.bInheritHandle = FALSE;
secAttr.lpSecurityDescriptor = &secDesc;
bool bHasSD = false;
OSVERSIONINFO osVersionInfo;
osVersionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
if (GetVersionEx(&osVersionInfo))
{
if (osVersionInfo.dwMajorVersion >= 6)
{
// Vista, Longhorn or later;
bHasSD = true;
}
}
if (bHasSD)
{
PSECURITY_DESCRIPTOR pSD;
PACL pSacl = nullptr; // not allocated
BOOL fSaclPresent = FALSE;
BOOL fSaclDefaulted = FALSE;
ConvertStringSecurityDescriptorToSecurityDescriptorW(L"S:(ML;;NW;;;LW)", // this means "low integrity"
SDDL_REVISION_1,
&pSD,
nullptr);
GetSecurityDescriptorSacl(pSD, &fSaclPresent, &pSacl,
&fSaclDefaulted);
SetSecurityDescriptorSacl(secAttr.lpSecurityDescriptor, TRUE,
pSacl, FALSE);
}
InitializeSecurityDescriptor(secAttr.lpSecurityDescriptor,
SECURITY_DESCRIPTOR_REVISION);
SetSecurityDescriptorDacl(secAttr.lpSecurityDescriptor, TRUE, 0,
FALSE);
gCAProfAPISharedMapFile =
CreateFileMappingW(INVALID_HANDLE_VALUE,
&secAttr, // default security
PAGE_READWRITE, // read/write access
0, // max. object size
CPU_PROF_SHARED_MEM_SIZE, // buffer size
CPU_PROF_SHARED_OBJ); // name of mapping object
}
if (gCAProfAPISharedMapFile)
{
return true;
}
else
{
return false;
}
}
bool comm_serv::Init(char *name,int IN_datasize_IN,int IN_datasize_OUT,bool app,bool master)
{
datasize_IN=IN_datasize_IN;
datasize_OUT=IN_datasize_OUT;
char secDesc[ SECURITY_DESCRIPTOR_MIN_LENGTH ];
secAttr.nLength = sizeof(secAttr);
secAttr.bInheritHandle = FALSE;
secAttr.lpSecurityDescriptor = &secDesc;
InitializeSecurityDescriptor(secAttr.lpSecurityDescriptor, SECURITY_DESCRIPTOR_REVISION);
SetSecurityDescriptorDacl(secAttr.lpSecurityDescriptor, TRUE, 0, FALSE);
TCHAR * szSD = TEXT("D:") // Discretionary ACL
//TEXT("(D;OICI;GA;;;BG)") // Deny access to built-in guests
//TEXT("(D;OICI;GA;;;AN)") // Deny access to anonymous logon
TEXT("(A;OICI;GRGWGX;;;AU)") // Allow read/write/execute to authenticated users
TEXT("(A;OICI;GA;;;BA)"); // Allow full control to administrators
PSECURITY_DESCRIPTOR pSD;
BOOL retcode =ConvertStringSecurityDescriptorToSecurityDescriptor("S:(ML;;NW;;;LW)",SDDL_REVISION_1,&pSD,NULL);
DWORD aa=GetLastError();
if(retcode != 0){
PACL pSacl = NULL;
BOOL fSaclPresent = FALSE;
BOOL fSaclDefaulted = FALSE;
retcode =GetSecurityDescriptorSacl(
pSD,
&fSaclPresent,
&pSacl,
&fSaclDefaulted);
if (pSacl) retcode =SetSecurityDescriptorSacl(secAttr.lpSecurityDescriptor, TRUE, pSacl, FALSE);
}
char savename[42];
strcpy_s(savename,42,name);
if (app)
{
strcpy_s(filemapping_IN,64,"");
strcpy_s(filemapping_OUT,64,"");
strcpy_s(event_IN,64,"");
strcpy_s(event_IN_DONE,64,"");
strcpy_s(event_OUT,64,"");
strcpy_s(event_OUT_DONE,64,"");
strcat_s(filemapping_IN,64,name);
strcat_s(filemapping_IN,64,"fm_IN");
strcat_s(filemapping_OUT,64,name);
strcat_s(filemapping_OUT,64,"fm_OUT");
strcat_s(event_IN,64,name);
strcat_s(event_IN,64,"event_IN");
strcat_s(event_IN_DONE,64,name);
strcat_s(event_IN_DONE,64,"event_IN_DONE");
strcat_s(event_OUT,64,name);
strcat_s(event_OUT,64,"event_OUT");
strcat_s(event_OUT_DONE,64,name);
strcat_s(event_OUT_DONE,64,"event_OUT_DONE");
}
else
{
strcpy_s(filemapping_IN,64,"Global\\");
strcpy_s(filemapping_OUT,64,"Global\\");
strcpy_s(event_IN,64,"Global\\");
strcpy_s(event_IN_DONE,64,"Global\\");
strcpy_s(event_OUT,64,"Global\\");
strcpy_s(event_OUT_DONE,64,"Global\\");
strcat_s(filemapping_IN,64,name);
strcat_s(filemapping_IN,64,"fm_IN");
strcat_s(filemapping_OUT,64,name);
strcat_s(filemapping_OUT,64,"fm_OUT");
strcat_s(event_IN,64,name);
strcat_s(event_IN,64,"event_IN");
strcat_s(event_IN_DONE,64,name);
strcat_s(event_IN_DONE,64,"event_IN_DONE");
strcat_s(event_OUT,64,name);
strcat_s(event_OUT,64,"event_OUT");
strcat_s(event_OUT_DONE,64,name);
strcat_s(event_OUT_DONE,64,"event_OUT_DONE");
}
if (master)
{
if (!app)
{
if (datasize_IN!=0)
{
hMapFile_IN = CreateFileMapping(INVALID_HANDLE_VALUE,&secAttr,PAGE_READWRITE,0,datasize_IN,filemapping_IN);
if (hMapFile_IN == NULL) return false;
data_IN=(char*)MapViewOfFile(hMapFile_IN,FILE_MAP_ALL_ACCESS,0,0,datasize_IN);
if(data_IN==NULL) return false;
}
event_E_IN=CreateEvent(&secAttr, FALSE, FALSE, event_IN);
if(event_E_IN==NULL) return false;
event_E_IN_DONE=CreateEvent(&secAttr, FALSE, FALSE, event_IN_DONE);
if(event_IN_DONE==NULL) return false;
if (datasize_OUT!=0)
{
hMapFile_OUT = CreateFileMapping(INVALID_HANDLE_VALUE,&secAttr,PAGE_READWRITE,0,datasize_OUT,filemapping_OUT);
if (hMapFile_OUT == NULL) return false;
data_OUT=(char*)MapViewOfFile(hMapFile_OUT,FILE_MAP_ALL_ACCESS,0,0,datasize_OUT);
if(data_OUT==NULL) return false;
}
event_E_OUT=CreateEvent(&secAttr, FALSE, FALSE, event_OUT);
if(event_E_OUT==NULL) return false;
event_E_OUT_DONE=CreateEvent(&secAttr, FALSE, FALSE, event_OUT_DONE);
if(event_OUT_DONE==NULL) return false;
}
else
{
if (datasize_IN!=0)
{
hMapFile_IN = CreateFileMapping(INVALID_HANDLE_VALUE,NULL,PAGE_READWRITE,0,datasize_IN,filemapping_IN);
if (hMapFile_IN == NULL) return false;
data_IN=(char*)MapViewOfFile(hMapFile_IN,FILE_MAP_ALL_ACCESS,0,0,datasize_IN);
if(data_IN==NULL) return false;
}
event_E_IN=CreateEvent(NULL, FALSE, FALSE, event_IN);
if(event_E_IN==NULL) return false;
event_E_IN_DONE=CreateEvent(NULL, FALSE, FALSE, event_IN_DONE);
if(event_IN_DONE==NULL) return false;
if (datasize_OUT!=0)
{
hMapFile_OUT = CreateFileMapping(INVALID_HANDLE_VALUE,NULL,PAGE_READWRITE,0,datasize_OUT,filemapping_OUT);
if (hMapFile_OUT == NULL) return false;
data_OUT=(char*)MapViewOfFile(hMapFile_OUT,FILE_MAP_ALL_ACCESS,0,0,datasize_OUT);
if(data_OUT==NULL) return false;
}
event_E_OUT=CreateEvent(NULL, FALSE, FALSE, event_OUT);
if(event_E_OUT==NULL) return false;
event_E_OUT_DONE=CreateEvent(NULL, FALSE, FALSE, event_OUT_DONE);
if(event_OUT_DONE==NULL) return false;
}
}
else
{
if (!app)
{
if (datasize_IN!=0)
{
hMapFile_IN = OpenFileMapping(FILE_MAP_ALL_ACCESS,FALSE,filemapping_IN);
DWORD aa=GetLastError();
if (hMapFile_IN == NULL) return false;
data_IN=(char*)MapViewOfFile(hMapFile_IN,FILE_MAP_ALL_ACCESS,0,0,datasize_IN);
if(data_IN==NULL) return false;
}
event_E_IN=OpenEvent(EVENT_ALL_ACCESS, FALSE, event_IN);
if(event_E_IN==NULL) return false;
ResetEvent(event_E_IN);
event_E_IN_DONE=OpenEvent(EVENT_ALL_ACCESS, FALSE, event_IN_DONE);
if(event_IN_DONE==NULL) return false;
ResetEvent(event_IN_DONE);
if (datasize_OUT!=0)
{
hMapFile_OUT = OpenFileMapping(FILE_MAP_ALL_ACCESS,FALSE,filemapping_OUT);
if (hMapFile_OUT == NULL) return false;
data_OUT=(char*)MapViewOfFile(hMapFile_OUT,FILE_MAP_ALL_ACCESS,0,0,datasize_OUT);
if(data_OUT==NULL) return false;
}
event_E_OUT=OpenEvent(EVENT_ALL_ACCESS, FALSE, event_OUT);
if(event_E_OUT==NULL) return false;
ResetEvent(event_E_OUT);
event_E_OUT_DONE=OpenEvent(EVENT_ALL_ACCESS, FALSE, event_OUT_DONE);
if(event_OUT_DONE==NULL) return false;
ResetEvent(event_OUT_DONE);
}
else
{
if (datasize_IN!=0)
{
hMapFile_IN = OpenFileMapping(FILE_MAP_ALL_ACCESS,FALSE,filemapping_IN);
if (hMapFile_IN == NULL) return false;
data_IN=(char*)MapViewOfFile(hMapFile_IN,FILE_MAP_ALL_ACCESS,0,0,datasize_IN);
if(data_IN==NULL) return false;
}
event_E_IN=OpenEvent(EVENT_ALL_ACCESS, FALSE, event_IN);
if(event_E_IN==NULL) return false;
ResetEvent(event_E_IN);
event_E_IN_DONE=OpenEvent(EVENT_ALL_ACCESS, FALSE, event_IN_DONE);
if(event_IN_DONE==NULL) return false;
ResetEvent(event_IN_DONE);
if (datasize_OUT!=0)
{
hMapFile_OUT =OpenFileMapping(FILE_MAP_ALL_ACCESS,FALSE,filemapping_OUT);
if (hMapFile_OUT == NULL) return false;
data_OUT=(char*)MapViewOfFile(hMapFile_OUT,FILE_MAP_ALL_ACCESS,0,0,datasize_OUT);
if(data_OUT==NULL) return false;
}
event_E_OUT=OpenEvent(EVENT_ALL_ACCESS, FALSE, event_OUT);
if(event_E_OUT==NULL) return false;
ResetEvent(event_E_OUT);
event_E_OUT_DONE=OpenEvent(EVENT_ALL_ACCESS, FALSE, event_OUT_DONE);
if(event_OUT_DONE==NULL) return false;
ResetEvent(event_OUT_DONE);
}
}
return true;
}
