Move Windows Sandbox, trybots version (don't commit me!)

sandbox/src/restricted_token.h

Index: sandbox/src/restricted_token.h
diff --git a/sandbox/src/restricted_token.h b/sandbox/src/restricted_token.h
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index 88bd70f8473c9918f232625a9cb0776f2bfb21e0..0000000000000000000000000000000000000000
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-// Copyright (c) 2010 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_H_
-#define SANDBOX_SRC_RESTRICTED_TOKEN_H_
-
-#include <windows.h>
-#include <vector>
-
-#include "base/basictypes.h"
-#include "sandbox/src/restricted_token_utils.h"
-#include "sandbox/src/security_level.h"
-#include "sandbox/src/sid.h"
-
-// Flags present in the Group SID list. These 2 flags are new in Windows Vista
-#ifndef SE_GROUP_INTEGRITY
-#define SE_GROUP_INTEGRITY (0x00000020L)
-#endif
-#ifndef SE_GROUP_INTEGRITY_ENABLED
-#define SE_GROUP_INTEGRITY_ENABLED (0x00000040L)
-#endif
-
-namespace sandbox {
-
-// Handles the creation of a restricted token using the effective token or
-// any token handle.
-// Sample usage:
-//    RestrictedToken restricted_token;
-//    unsigned err_code = restricted_token.Init(NULL);  // Use the current
-//                                                      // effective token
-//    if (ERROR_SUCCESS != err_code) {
-//      // handle error.
-//    }
-//
-//    restricted_token.AddRestrictingSid(ATL::Sids::Users().GetPSID());
-//    HANDLE token_handle;
-//    err_code = restricted_token.GetRestrictedTokenHandle(&token_handle);
-//    if (ERROR_SUCCESS != err_code) {
-//      // handle error.
-//    }
-//    [...]
-//    CloseHandle(token_handle);
-class RestrictedToken {
- public:
-  // Init() has to be called before calling any other method in the class.
-  RestrictedToken()
-      : init_(false), effective_token_(NULL),
-        integrity_level_(INTEGRITY_LEVEL_LAST) { }
-
-  ~RestrictedToken() {
-    if (effective_token_)
-      CloseHandle(effective_token_);
-  }
-
-  // Initializes the RestrictedToken object with effective_token.
-  // If effective_token is NULL, it initializes the RestrictedToken object with
-  // the effective token of the current process.
-  unsigned Init(HANDLE effective_token);
-
-  // Creates a restricted token and returns its handle using the token_handle
-  // output parameter. This handle has to be closed by the caller.
-  // 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.
-  unsigned GetRestrictedTokenHandle(HANDLE *token_handle) const;
-
-  // Creates a restricted token and uses this new token to create a new token
-  // for impersonation. Returns the handle of this impersonation token using
-  // the token_handle output parameter. This handle has to be closed by
-  // the caller.
-  //
-  // 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.
-  //
-  // The sample usage is the same as the GetRestrictedTokenHandle function.
-  unsigned GetRestrictedTokenHandleForImpersonation(HANDLE *token_handle) const;
-
-  // Lists all sids in the token and mark them as Deny Only except for those
-  // present in the exceptions parameter. If there is no exception needed,
-  // the caller can pass an empty list or NULL for the exceptions
-  // parameter.
-  //
-  // 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.
-  //
-  // Sample usage:
-  //    std::vector<Sid> sid_exceptions;
-  //    sid_exceptions.push_back(ATL::Sids::Users().GetPSID());
-  //    sid_exceptions.push_back(ATL::Sids::World().GetPSID());
-  //    restricted_token.AddAllSidsForDenyOnly(&sid_exceptions);
-  // Note: A Sid marked for Deny Only in a token cannot be used to grant
-  // access to any resource. It can only be used to deny access.
-  unsigned AddAllSidsForDenyOnly(std::vector<Sid> *exceptions);
-
-  // Adds a user or group SID for Deny Only in the restricted token.
-  // Parameter: sid is the SID to add in the Deny Only list.
-  // The return value is always ERROR_SUCCESS.
-  //
-  // Sample Usage:
-  //    restricted_token.AddSidForDenyOnly(ATL::Sids::Admins().GetPSID());
-  unsigned AddSidForDenyOnly(const Sid &sid);
-
-  // Adds the user sid of the token for Deny Only in the 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.
-  unsigned AddUserSidForDenyOnly();
-
-  // Lists all privileges in the token and add them to the list of privileges
-  // to remove except for those present in the exceptions parameter. If
-  // there is no exception needed, the caller can pass an empty list or NULL
-  // for the exceptions parameter.
-  //
-  // 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.
-  //
-  // Sample usage:
-  //    std::vector<std::wstring> privilege_exceptions;
-  //    privilege_exceptions.push_back(SE_CHANGE_NOTIFY_NAME);
-  //    restricted_token.DeleteAllPrivileges(&privilege_exceptions);
-  unsigned DeleteAllPrivileges(
-      const std::vector<std::wstring> *exceptions);
-
-  // Adds a privilege to the list of privileges to remove in the restricted
-  // token.
-  // Parameter: privilege is the privilege name to remove. This is the string
-  // representing the privilege. (e.g. "SeChangeNotifyPrivilege").
-  // 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.
-  //
-  // Sample usage:
-  //    restricted_token.DeletePrivilege(SE_LOAD_DRIVER_NAME);
-  unsigned DeletePrivilege(const wchar_t *privilege);
-
-  // Adds a SID to the list of restricting sids in the restricted token.
-  // Parameter: sid is the sid to add to the list restricting sids.
-  // The return value is always ERROR_SUCCESS.
-  //
-  // Sample usage:
-  //    restricted_token.AddRestrictingSid(ATL::Sids::Users().GetPSID());
-  // Note: The list of restricting is used to force Windows to perform all
-  // access checks twice. The first time using your user SID and your groups,
-  // and the second time using your list of restricting sids. The access has
-  // to be granted in both places to get access to the resource requested.
-  unsigned AddRestrictingSid(const Sid &sid);
-
-  // Adds the logon sid of the token in the list of restricting sids for the
-  // 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.
-  unsigned AddRestrictingSidLogonSession();
-
-  // Adds the owner sid of the token in the list of restricting sids for the
-  // 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.
-  unsigned AddRestrictingSidCurrentUser();
-
-  // Adds all group sids and the user sid to the restricting sids list.
-  //
-  // 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.
-  unsigned AddRestrictingSidAllSids();
-
-  // Sets the token integrity level. This is only valid on Vista. The integrity
-  // level cannot be higher than your current integrity level.
-  unsigned SetIntegrityLevel(IntegrityLevel integrity_level);
-
- private:
-  // The list of restricting sids in the restricted token.
-  std::vector<Sid> sids_to_restrict_;
-  // The list of privileges to remove in the restricted token.
-  std::vector<LUID> privileges_to_disable_;
-  // The list of sids to mark as Deny Only in the restricted token.
-  std::vector<Sid> sids_for_deny_only_;
-  // The token to restrict. Can only be set in a constructor.
-  HANDLE effective_token_;
-  // The token integrity level. Only valid on Vista.
-  IntegrityLevel integrity_level_;
-  // Tells if the object is initialized or not (if Init() has been called)
-  bool init_;
-
-  DISALLOW_COPY_AND_ASSIGN(RestrictedToken);
-};
-
-}  // namespace sandbox
-
-#endif  // SANDBOX_SRC_RESTRICTED_TOKEN_H_