| // Copyright (c) 2006-2008 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef SANDBOX_SRC_RESTRICTED_TOKEN_UTILS_H__ |
| #define SANDBOX_SRC_RESTRICTED_TOKEN_UTILS_H__ |
| |
| #include <accctrl.h> |
| #include <windows.h> |
| |
| #include "base/win/scoped_handle.h" |
| #include "sandbox/win/src/restricted_token.h" |
| #include "sandbox/win/src/security_level.h" |
| |
| // Contains the utility functions to be able to create restricted tokens based |
| // on a security profiles. |
| |
| namespace sandbox { |
| |
| // The type of the token returned by the CreateNakedToken. |
| enum TokenType { |
| IMPERSONATION = 0, |
| PRIMARY |
| }; |
| |
| // Creates a restricted token based on the effective token of the current |
| // process. The parameter security_level determines how much the token is |
| // restricted. The token_type determines if the token will be used as a primary |
| // token or impersonation token. The integrity level of the token is set to |
| // |integrity level| on Vista only. |
| // |token| is the output value containing the handle of the newly created |
| // restricted token. |
| // If the function succeeds, the return value is ERROR_SUCCESS. If the |
| // function fails, the return value is the win32 error code corresponding to |
| // the error. |
| DWORD CreateRestrictedToken(TokenLevel security_level, |
| IntegrityLevel integrity_level, |
| TokenType token_type, |
| base::win::ScopedHandle* token); |
| |
| // Sets the integrity label on a object handle. |
| DWORD SetObjectIntegrityLabel(HANDLE handle, SE_OBJECT_TYPE type, |
| const wchar_t* ace_access, |
| const wchar_t* integrity_level_sid); |
| |
| // Sets the integrity level on a token. This is only valid on Vista. It returns |
| // without failing on XP. If the integrity level that you specify is greater |
| // than the current integrity level, the function will fail. |
| DWORD SetTokenIntegrityLevel(HANDLE token, IntegrityLevel integrity_level); |
| |
| // Returns the integrity level SDDL string associated with a given |
| // IntegrityLevel value. |
| const wchar_t* GetIntegrityLevelString(IntegrityLevel integrity_level); |
| |
| // Sets the integrity level on the current process on Vista. It returns without |
| // failing on XP. If the integrity level that you specify is greater than the |
| // current integrity level, the function will fail. |
| DWORD SetProcessIntegrityLevel(IntegrityLevel integrity_level); |
| |
| // Hardens the integrity level policy on a token. This is only valid on Win 7 |
| // and above. Specifically it sets the policy to block read and execute so |
| // that a lower privileged process cannot open the token for impersonate or |
| // duplicate permissions. This should limit potential security holes. |
| DWORD HardenTokenIntegrityLevelPolicy(HANDLE token); |
| |
| // Hardens the integrity level policy on the current process. This is only |
| // valid on Win 7 and above. Specifically it sets the policy to block read |
| // and execute so that a lower privileged process cannot open the token for |
| // impersonate or duplicate permissions. This should limit potential security |
| // holes. |
| DWORD HardenProcessIntegrityLevelPolicy(); |
| |
| } // namespace sandbox |
| |
| #endif // SANDBOX_SRC_RESTRICTED_TOKEN_UTILS_H__ |