2e701f9afa
This patch cleans up the include guards, assisted by the tool/fix_include_ifndef script.
143 lines
3.4 KiB
C++
143 lines
3.4 KiB
C++
/*
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* \brief Basic types used by the tracing infrastructure
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* \author Norman Feske
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* \date 2013-08-12
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*/
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/*
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* Copyright (C) 2013 Genode Labs GmbH
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*
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* This file is part of the Genode OS framework, which is distributed
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* under the terms of the GNU General Public License version 2.
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*/
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#ifndef _INCLUDE__BASE__TRACE__TYPES_H_
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#define _INCLUDE__BASE__TRACE__TYPES_H_
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/* Genode includes */
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#include <util/string.h>
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#include <base/affinity.h>
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namespace Genode { namespace Trace {
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/*********************
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** Exception types **
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*********************/
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struct Policy_too_large : Exception { };
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struct Out_of_metadata : Exception { };
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struct Nonexistent_subject : Exception { };
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struct Already_traced : Exception { };
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struct Source_is_dead : Exception { };
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struct Nonexistent_policy : Exception { };
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struct Traced_by_other_session : Exception { };
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struct Subject_not_traced : Exception { };
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typedef String<160> Session_label;
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typedef String<32> Thread_name;
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struct Policy_id;
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struct Subject_id;
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struct Execution_time;
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struct Subject_info;
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} }
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/**
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* Session-local policy identifier
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*/
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struct Genode::Trace::Policy_id
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{
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unsigned id;
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Policy_id() : id(0) { }
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Policy_id(unsigned id) : id(id) { }
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bool operator == (Policy_id const &other) const { return id == other.id; }
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};
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/**
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* Session-local trace-subject identifier
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*/
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struct Genode::Trace::Subject_id
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{
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unsigned id;
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Subject_id() : id(0) { }
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Subject_id(unsigned id) : id(id) { }
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bool operator == (Subject_id const &other) const { return id == other.id; }
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};
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/**
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* Execution time of trace subject
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*
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* The value is kernel specific.
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*/
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struct Genode::Trace::Execution_time
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{
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unsigned long long value;
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Execution_time() : value(0) { }
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Execution_time(unsigned long long value) : value(value) { }
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};
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/**
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* Subject information
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*/
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class Genode::Trace::Subject_info
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{
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public:
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enum State { INVALID, UNTRACED, TRACED, FOREIGN, ERROR, DEAD };
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static char const *state_name(State state)
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{
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switch (state) {
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case INVALID: return "INVALID";
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case UNTRACED: return "UNTRACED";
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case TRACED: return "TRACED";
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case FOREIGN: return "FOREIGN";
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case ERROR: return "ERROR";
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case DEAD: return "DEAD";
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}
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return "INVALID";
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}
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private:
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Session_label _session_label;
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Thread_name _thread_name;
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State _state;
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Policy_id _policy_id;
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Execution_time _execution_time;
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Affinity::Location _affinity;
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public:
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Subject_info() : _state(INVALID) { }
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Subject_info(Session_label const &session_label,
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Thread_name const &thread_name,
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State state, Policy_id policy_id,
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Execution_time execution_time,
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Affinity::Location affinity)
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:
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_session_label(session_label), _thread_name(thread_name),
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_state(state), _policy_id(policy_id),
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_execution_time(execution_time), _affinity(affinity)
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{ }
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Session_label const &session_label() const { return _session_label; }
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Thread_name const &thread_name() const { return _thread_name; }
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State state() const { return _state; }
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Policy_id policy_id() const { return _policy_id; }
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Execution_time execution_time() const { return _execution_time; }
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Affinity::Location affinity() const { return _affinity; }
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};
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#endif /* _INCLUDE__BASE__TRACE__TYPES_H_ */
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