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/*
* Copyright (C) 2017 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef INCLUDE_PERFETTO_EXT_IPC_CLIENT_INFO_H_
#define INCLUDE_PERFETTO_EXT_IPC_CLIENT_INFO_H_
#include <unistd.h>
#include "perfetto/base/logging.h"
#include "perfetto/ext/ipc/basic_types.h"
namespace perfetto {
namespace ipc {
// Passed to Service(s) to identify remote clients.
class ClientInfo {
public:
ClientInfo() = default;
ClientInfo(ClientID client_id, uid_t uid)
: client_id_(client_id), uid_(uid) {}
bool operator==(const ClientInfo& other) const {
return (client_id_ == other.client_id_ && uid_ == other.uid_);
}
bool operator!=(const ClientInfo& other) const { return !(*this == other); }
// For map<> and other sorted containers.
bool operator<(const ClientInfo& other) const {
PERFETTO_DCHECK(client_id_ != other.client_id_ || *this == other);
return client_id_ < other.client_id_;
}
bool is_valid() const { return client_id_ != 0; }
// A monotonic counter.
ClientID client_id() const { return client_id_; }
// Posix User ID. Comes from the kernel, can be trusted.
uid_t uid() const { return uid_; }
private:
ClientID client_id_ = 0;
uid_t uid_ = kInvalidUid;
};
} // namespace ipc
} // namespace perfetto
#endif // INCLUDE_PERFETTO_EXT_IPC_CLIENT_INFO_H_
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