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// 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.
#ifndef CHROME_COMMON_EXTENSIONS_PERMISSIONS_SOCKET_PERMISSION_DATA_H_
#define CHROME_COMMON_EXTENSIONS_PERMISSIONS_SOCKET_PERMISSION_DATA_H_
#include <string>
#include "chrome/common/extensions/permissions/api_permission.h"
#include "chrome/common/extensions/permissions/socket_permission_entry.h"
#include "ipc/ipc_param_traits.h"
template <class T> struct FuzzTraits;
namespace extensions {
// A pattern that can be used to match socket permission.
// <socket-permission-pattern>
// := <op> |
// <op> ':' <host> |
// <op> ':' ':' <port> |
// <op> ':' <host> ':' <port> |
// 'udp-multicast-membership'
// <op> := 'tcp-connect' |
// 'tcp-listen' |
// 'udp-bind' |
// 'udp-send-to' |
// 'udp-multicast-membership' |
// 'resolve-host' |
// 'resolve-proxy' |
// 'network-state'
// <host> := '*' |
// '*.' <anychar except '/' and '*'>+ |
// <anychar except '/' and '*'>+
// <port> := '*' |
// <port number between 0 and 65535>)
// The multicast membership permission implies a permission to any address.
class SocketPermissionData {
public:
SocketPermissionData();
~SocketPermissionData();
// operators <, == are needed by container std::set and algorithms
// std::set_includes and std::set_differences.
bool operator<(const SocketPermissionData& rhs) const;
bool operator==(const SocketPermissionData& rhs) const;
// Check if |param| (which must be a SocketPermissionData::CheckParam)
// matches the spec of |this|.
bool Check(const APIPermission::CheckParam* param) const;
// Convert |this| into a base::Value.
scoped_ptr<base::Value> ToValue() const;
// Populate |this| from a base::Value.
bool FromValue(const base::Value* value);
// TODO(bryeung): SocketPermissionData should be encoded as a base::Value
// instead of a string. Until that is done, expose these methods for
// testing.
bool ParseForTest(const std::string& permission) { return Parse(permission); }
const std::string& GetAsStringForTest() const { return GetAsString(); }
const SocketPermissionEntry& entry() const { return entry_; }
private:
// Friend so ParamTraits can serialize us.
friend struct IPC::ParamTraits<SocketPermissionData>;
friend struct FuzzTraits<SocketPermissionData>;
SocketPermissionEntry& entry();
bool Parse(const std::string& permission);
const std::string& GetAsString() const;
void Reset();
SocketPermissionEntry entry_;
mutable std::string spec_;
};
} // namespace extensions
#endif // CHROME_COMMON_EXTENSIONS_PERMISSIONS_SOCKET_PERMISSION_DATA_H_
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