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dll: FspSxsIdent

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This commit is contained in:
Bill Zissimopoulos
2022-08-03 16:33:13 +01:00
parent ec832b45ff
commit 40ba537dc2
5 changed files with 129 additions and 5 deletions
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18
src/dll/fsctl.c
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@ -301,13 +301,15 @@ FSP_API NTSTATUS FspFsctlPreflight(PWSTR DevicePath)
static BOOL WINAPI FspFsctlServiceVersionInitialize(
PINIT_ONCE InitOnce, PVOID Parameter, PVOID *Context)
{
PWSTR DriverName = L"" FSP_FSCTL_DRIVER_NAME;
WCHAR DriverName[256];
PWSTR ModuleFileName;
SC_HANDLE ScmHandle = 0;
SC_HANDLE SvcHandle = 0;
QUERY_SERVICE_CONFIGW *ServiceConfig = 0;
DWORD Size;
wsprintfW(DriverName, L"" FSP_FSCTL_DRIVER_NAME "%s", FspSxsIdent());
ScmHandle = OpenSCManagerW(0, 0, 0);
if (0 == ScmHandle)
goto exit;
@ -374,13 +376,15 @@ static VOID FspFsctlServiceVersion(PUINT32 PVersion)
static NTSTATUS FspFsctlStartService(VOID)
{
static SRWLOCK Lock = SRWLOCK_INIT;
PWSTR DriverName = L"" FSP_FSCTL_DRIVER_NAME;
WCHAR DriverName[256];
SC_HANDLE ScmHandle = 0;
SC_HANDLE SvcHandle = 0;
SERVICE_STATUS ServiceStatus;
DWORD LastError;
NTSTATUS Result;
wsprintfW(DriverName, L"" FSP_FSCTL_DRIVER_NAME "%s", FspSxsIdent());
AcquireSRWLockExclusive(&Lock);
/* Determine if we are running inside container.
@ -575,7 +579,7 @@ exit:
NTSTATUS FspFsctlRegister(VOID)
{
extern HINSTANCE DllInstance;
PWSTR DriverName = L"" FSP_FSCTL_DRIVER_NAME;
WCHAR DriverName[256];
WCHAR DriverPath[MAX_PATH];
DWORD Size;
SC_HANDLE ScmHandle = 0;
@ -584,6 +588,8 @@ NTSTATUS FspFsctlRegister(VOID)
SERVICE_DESCRIPTION ServiceDescription;
NTSTATUS Result;
wsprintfW(DriverName, L"" FSP_FSCTL_DRIVER_NAME "%s", FspSxsIdent());
if (0 == GetModuleFileNameW(DllInstance, DriverPath, MAX_PATH))
return FspNtStatusFromWin32(GetLastError());
@ -623,7 +629,7 @@ NTSTATUS FspFsctlRegister(VOID)
}
else
{
SvcHandle = CreateServiceW(ScmHandle, DriverName, DriverName,
SvcHandle = CreateServiceW(ScmHandle, DriverName, L"" FSP_FSCTL_DRIVER_NAME,
SERVICE_CHANGE_CONFIG | READ_CONTROL | WRITE_DAC,
SERVICE_FILE_SYSTEM_DRIVER, SERVICE_DEMAND_START, SERVICE_ERROR_NORMAL, DriverPath,
0, 0, 0, 0, 0);
@ -665,12 +671,14 @@ exit:
NTSTATUS FspFsctlUnregister(VOID)
{
PWSTR DriverName = L"" FSP_FSCTL_DRIVER_NAME;
WCHAR DriverName[256];
SC_HANDLE ScmHandle = 0;
SC_HANDLE SvcHandle = 0;
DWORD LastError;
NTSTATUS Result;
wsprintfW(DriverName, L"" FSP_FSCTL_DRIVER_NAME "%s", FspSxsIdent());
ScmHandle = OpenSCManagerW(0, 0, SC_MANAGER_CREATE_SERVICE);
/*
* The SC_MANAGER_CREATE_SERVICE access right is not strictly needed here,