summaryrefslogtreecommitdiffstats
path: root/sandbox/src/handle_policy.cc
diff options
context:
space:
mode:
Diffstat (limited to 'sandbox/src/handle_policy.cc')
-rw-r--r--sandbox/src/handle_policy.cc94
1 files changed, 0 insertions, 94 deletions
diff --git a/sandbox/src/handle_policy.cc b/sandbox/src/handle_policy.cc
deleted file mode 100644
index 355dda8..0000000
--- a/sandbox/src/handle_policy.cc
+++ /dev/null
@@ -1,94 +0,0 @@
-// Copyright (c) 2012 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.
-
-#include "sandbox/src/handle_policy.h"
-
-#include <string>
-
-#include "base/win/scoped_handle.h"
-#include "sandbox/src/broker_services.h"
-#include "sandbox/src/ipc_tags.h"
-#include "sandbox/src/policy_engine_opcodes.h"
-#include "sandbox/src/policy_params.h"
-#include "sandbox/src/sandbox_types.h"
-#include "sandbox/src/sandbox_utils.h"
-
-namespace sandbox {
-
-bool HandlePolicy::GenerateRules(const wchar_t* type_name,
- TargetPolicy::Semantics semantics,
- LowLevelPolicy* policy) {
- PolicyRule duplicate_rule(ASK_BROKER);
-
- switch (semantics) {
- case TargetPolicy::HANDLES_DUP_ANY: {
- if (!duplicate_rule.AddNumberMatch(IF_NOT, HandleTarget::TARGET,
- ::GetCurrentProcessId(), EQUAL)) {
- return false;
- }
- break;
- }
-
- case TargetPolicy::HANDLES_DUP_BROKER: {
- if (!duplicate_rule.AddNumberMatch(IF, HandleTarget::TARGET,
- ::GetCurrentProcessId(), EQUAL)) {
- return false;
- }
- break;
- }
-
- default:
- return false;
- }
- if (!duplicate_rule.AddStringMatch(IF, HandleTarget::NAME, type_name,
- CASE_INSENSITIVE)) {
- return false;
- }
- if (!policy->AddRule(IPC_DUPLICATEHANDLEPROXY_TAG, &duplicate_rule)) {
- return false;
- }
- return true;
-}
-
-DWORD HandlePolicy::DuplicateHandleProxyAction(EvalResult eval_result,
- const ClientInfo& client_info,
- HANDLE source_handle,
- DWORD target_process_id,
- HANDLE* target_handle,
- DWORD desired_access,
- DWORD options) {
- // The only action supported is ASK_BROKER which means duplicate the handle.
- if (ASK_BROKER != eval_result) {
- return ERROR_ACCESS_DENIED;
- }
-
- base::win::ScopedHandle remote_target_process;
- if (target_process_id != ::GetCurrentProcessId()) {
- // Sandboxed children are dynamic, so we check that manually.
- if (!BrokerServicesBase::GetInstance()->IsActiveTarget(target_process_id)) {
- return ERROR_ACCESS_DENIED;
- }
-
- remote_target_process.Set(::OpenProcess(PROCESS_DUP_HANDLE, FALSE,
- target_process_id));
- if (!remote_target_process.IsValid())
- return ::GetLastError();
- }
-
- // If the policy didn't block us and we have no valid target, then the broker
- // (this process) is the valid target.
- HANDLE target_process = remote_target_process.IsValid() ?
- remote_target_process : ::GetCurrentProcess();
- DWORD result = ERROR_SUCCESS;
- if (!::DuplicateHandle(client_info.process, source_handle, target_process,
- target_handle, desired_access, FALSE,
- options)) {
- return ::GetLastError();
- }
-
- return ERROR_SUCCESS;
-}
-
-} // namespace sandbox
-