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///////////////////////////////////////////////////////////////////////////////
///
/// Written by Oliver Schneider (assarbad.net) - PUBLIC DOMAIN/CC0
///
/// Purpose : Functions to deal with NT privileges.
///
///////////////////////////////////////////////////////////////////////////////
#ifndef __PRIV_H_VER__
#define __PRIV_H_VER__ 2018070910
#if (defined(_MSC_VER) && (_MSC_VER >= 1020)) || defined(__MCPP)
#pragma once
#endif /* Check for "#pragma once" support */
#include <Windows.h>
#include <winnt.h>
#include <tchar.h>
EXTERN_C HANDLE PrivGetProcessToken(DWORD dwAdditionalAccess);
EXTERN_C HANDLE PrivGetThreadToken(DWORD dwAdditionalAccess);
EXTERN_C BOOL PrivSetTokenPrivilege(HANDLE hToken, LPCTSTR lpszPrivilege, BOOL bEnablePrivilege);
EXTERN_C BOOL PrivSetContextPrivilege(LPCTSTR lpszPrivilege, BOOL bEnablePrivilege);
EXTERN_C BOOL PrivSetProcessPrivilege(LPCTSTR lpszPrivilege, BOOL bEnablePrivilege);
EXTERN_C BOOL PrivSetThreadPrivilege(LPCTSTR lpszPrivilege, BOOL bEnablePrivilege);
EXTERN_C BOOL PrivHasTokenPrivilege(HANDLE hToken, LPCTSTR lpszPrivilege, LPDWORD lpdwAttributes);
EXTERN_C BOOL PrivHasContextTokenPrivilege(LPCTSTR lpszPrivilege, LPDWORD lpdwAttributes);
EXTERN_C BOOL PrivHasProcessTokenPrivilege(LPCTSTR lpszPrivilege, LPDWORD lpdwAttributes);
EXTERN_C BOOL PrivHasThreadTokenPrivilege(LPCTSTR lpszPrivilege, LPDWORD lpdwAttributes);
EXTERN_C BOOL PrivIsContextTokenPrivilegeEnabled(LPCTSTR lpszPrivilege);
EXTERN_C BOOL PrivIsProcessTokenPrivilegeEnabled(LPCTSTR lpszPrivilege);
EXTERN_C BOOL PrivIsThreadTokenPrivilegeEnabled(LPCTSTR lpszPrivilege);
#ifdef __cplusplus
class CSnapEnableAssignedPrivilege
{
BOOL m_bEnabled, m_bNoErrors;
LPTSTR m_lpszPrivilege;
public:
CSnapEnableAssignedPrivilege(LPCTSTR lpszPrivilege, BOOL bNoErrors = TRUE)
: m_bEnabled(FALSE)
, m_bNoErrors(bNoErrors)
, m_lpszPrivilege((lpszPrivilege) ? _tcsdup(lpszPrivilege) : NULL)
{
if (PrivHasContextTokenPrivilege(m_lpszPrivilege, NULL))
{
m_bEnabled = PrivSetContextPrivilege(m_lpszPrivilege, TRUE);
if (!m_bEnabled)
{
if (!m_bNoErrors)
{
_ftprintf(stderr, _T("Could not enable %s\n"), lpszPrivilege);
}
}
}
}
virtual ~CSnapEnableAssignedPrivilege()
{
if (m_bEnabled)
{
(void)PrivSetContextPrivilege(m_lpszPrivilege, FALSE);
}
free(m_lpszPrivilege);
}
private:
CSnapEnableAssignedPrivilege(CSnapEnableAssignedPrivilege&);
CSnapEnableAssignedPrivilege& operator=(CSnapEnableAssignedPrivilege&);
};
#endif
#endif /* __PRIV_H_VER__ */
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