forked from mirrors/gecko-dev
0e041b91bd
This commit does: - Sync files under security/sandbox/chromium/ with Chromium 81.0.4044.138 - Update files under security/sandbox/chromium-shim/ - Apply patches under security/sandbox/chromium-shim/patches/with_update/ - Add mozilla::AddWin32kLockdownPolicy to apply MITIGATION_WIN32K_DISABLE before SUBSYS_WIN32K_LOCKDOWN Differential Revision: https://phabricator.services.mozilla.com/D79560
61 lines
1.7 KiB
C++
61 lines
1.7 KiB
C++
// Copyright (c) 2011 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef BASE_ENVIRONMENT_H_
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#define BASE_ENVIRONMENT_H_
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#include <map>
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#include <memory>
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#include <string>
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#include "base/base_export.h"
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#include "base/strings/string16.h"
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#include "base/strings/string_piece.h"
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#include "build/build_config.h"
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namespace base {
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namespace env_vars {
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#if defined(OS_POSIX) || defined(OS_FUCHSIA)
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BASE_EXPORT extern const char kHome[];
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#endif
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} // namespace env_vars
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class BASE_EXPORT Environment {
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public:
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virtual ~Environment();
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// Returns the appropriate platform-specific instance.
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static std::unique_ptr<Environment> Create();
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// Gets an environment variable's value and stores it in |result|.
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// Returns false if the key is unset.
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virtual bool GetVar(StringPiece variable_name, std::string* result) = 0;
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// Syntactic sugar for GetVar(variable_name, nullptr);
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virtual bool HasVar(StringPiece variable_name);
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// Returns true on success, otherwise returns false. This method should not
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// be called in a multi-threaded process.
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virtual bool SetVar(StringPiece variable_name,
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const std::string& new_value) = 0;
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// Returns true on success, otherwise returns false. This method should not
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// be called in a multi-threaded process.
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virtual bool UnSetVar(StringPiece variable_name) = 0;
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};
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#if defined(OS_WIN)
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using NativeEnvironmentString = std::wstring;
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#elif defined(OS_POSIX) || defined(OS_FUCHSIA)
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using NativeEnvironmentString = std::string;
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#endif
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using EnvironmentMap =
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std::map<NativeEnvironmentString, NativeEnvironmentString>;
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} // namespace base
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#endif // BASE_ENVIRONMENT_H_
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