KasmVNC/win/rfb_win32/CurrentUser.h
2020-09-20 12:16:44 +00:00

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2.5 KiB
C++

/* Copyright (C) 2002-2005 RealVNC Ltd. All Rights Reserved.
*
* This is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this software; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
* USA.
*/
// CurrentUser.h
// Helper class providing the session's logged on username, if
// a user is logged on. Also allows processes running under
// XP/2K3 etc to masquerade as the logged on user for security
// purposes
#ifndef __RFB_WIN32_CURRENT_USER_H__
#define __RFB_WIN32_CURRENT_USER_H__
#include <rfb_win32/Handle.h>
#include <rfb_win32/Security.h>
namespace rfb {
namespace win32 {
// CurrentUserToken
// CurrentUserToken is a Handle containing the security token
// for the currently logged-on user, or null if no user is
// logged on.
//
// canImpersonate() tests whether there is a user token that is safe
// to impersonate.
//
// noUserLoggedOn() tests whether there is *definitely* no user logged on.
struct CurrentUserToken : public Handle {
CurrentUserToken();
bool canImpersonate() const { return h; }
bool noUserLoggedOn() const { return !h; }
};
// ImpersonateCurrentUser
// Throws an exception on failure.
// Succeeds (trivially) if process is not running as service.
// Fails if CurrentUserToken is not valid.
// Fails if cannot impersonate token.
// Succeeds otherwise.
struct ImpersonateCurrentUser {
ImpersonateCurrentUser();
~ImpersonateCurrentUser();
CurrentUserToken token;
};
// UserName
// Returns the name of the user the thread is currently running as.
// Raises a SystemException in case of error.
struct UserName : public TCharArray {
UserName();
};
// UserSID
// Returns the SID of the currently logged-on user (i.e. the session user)
struct UserSID : public Sid {
UserSID();
};
}
}
#endif