#ifndef FLUTTER_FML_TRACE_EVENT_H_

#define FLUTTER_FML_TRACE_EVENT_H_

#include "flutter/fml/build_config.h"

#if defined(OS_FUCHSIA)

#include <trace/event.h>

#define FML_TRACE_COUNTER(category_group, name, count) \

TRACE_COUNTER(category_group, name, 0u, name, count)

#define TRACE_EVENT0(a, b) TRACE_DURATION(a, b)

#define TRACE_EVENT1(a, b, c, d) TRACE_DURATION(a, b, c, d)

#define TRACE_EVENT2(a, b, c, d, e, f) TRACE_DURATION(a, b, c, d, e, f)

#define TRACE_EVENT_ASYNC_BEGIN0(a, b, c) TRACE_ASYNC_BEGIN(a, b, c)

#define TRACE_EVENT_ASYNC_END0(a, b, c) TRACE_ASYNC_END(a, b, c)

#define TRACE_EVENT_ASYNC_BEGIN1(a, b, c, d, e) TRACE_ASYNC_BEGIN(a, b, c, d, e)

#define TRACE_EVENT_ASYNC_END1(a, b, c, d, e) TRACE_ASYNC_END(a, b, c, d, e)

#endif // defined(OS_FUCHSIA)

#include <cstddef>

#include <cstdint>

#include <string>

#include "flutter/fml/macros.h"

#if !defined(OS_FUCHSIA)

#ifndef TRACE_EVENT_HIDE_MACROS

#define __FML__TOKEN_CAT__(x, y) x##y

#define __FML__TOKEN_CAT__2(x, y) __FML__TOKEN_CAT__(x, y)

#define __FML__AUTO_TRACE_END(name) \

::fml::tracing::ScopedInstantEnd __FML__TOKEN_CAT__2(__trace_end_, \

__LINE__)(name);

#define FML_TRACE_COUNTER(category_group, name, count) \

::fml::tracing::TraceCounter(category_group, name, count);

#define TRACE_EVENT0(category_group, name) \

::fml::tracing::TraceEvent0(category_group, name); \

__FML__AUTO_TRACE_END(name)

#define TRACE_EVENT1(category_group, name, arg1_name, arg1_val) \

::fml::tracing::TraceEvent1(category_group, name, arg1_name, arg1_val); \

__FML__AUTO_TRACE_END(name)

#define TRACE_EVENT2(category_group, name, arg1_name, arg1_val, arg2_name, \

arg2_val) \

::fml::tracing::TraceEvent2(category_group, name, arg1_name, arg1_val, \

arg2_name, arg2_val); \

__FML__AUTO_TRACE_END(name)

#define TRACE_EVENT_ASYNC_BEGIN0(category_group, name, id) \

::fml::tracing::TraceEventAsyncBegin0(category_group, name, id);

#define TRACE_EVENT_ASYNC_END0(category_group, name, id) \

::fml::tracing::TraceEventAsyncEnd0(category_group, name, id);

#define TRACE_EVENT_ASYNC_BEGIN1(category_group, name, id, arg1_name, \

arg1_val) \

::fml::tracing::TraceEventAsyncBegin1(category_group, name, id, arg1_name, \

arg1_val);

#define TRACE_EVENT_ASYNC_END1(category_group, name, id, arg1_name, arg1_val) \

::fml::tracing::TraceEventAsyncEnd1(category_group, name, id, arg1_name, \

arg1_val);

#define TRACE_EVENT_INSTANT0(category_group, name) \

::fml::tracing::TraceEventInstant0(category_group, name);

#define TRACE_FLOW_BEGIN(category, name, id) \

::fml::tracing::TraceEventFlowBegin0(category, name, id);

#define TRACE_FLOW_STEP(category, name, id) \

::fml::tracing::TraceEventFlowStep0(category, name, id);

#define TRACE_FLOW_END(category, name, id) \

::fml::tracing::TraceEventFlowEnd0(category, name, id);

#endif // TRACE_EVENT_HIDE_MACROS

#endif // !defined(OS_FUCHSIA)

namespace fml {

namespace tracing {

using TraceArg = const char*;

using TraceIDArg = int64_t;

void TraceCounter(TraceArg category_group, TraceArg name, TraceIDArg count);

void TraceEvent0(TraceArg category_group, TraceArg name);

void TraceEvent1(TraceArg category_group,

TraceArg name,

TraceArg arg1_name,

TraceArg arg1_val);

void TraceEvent2(TraceArg category_group,

TraceArg name,

TraceArg arg1_name,

TraceArg arg1_val,

TraceArg arg2_name,

TraceArg arg2_val);

void TraceEventEnd(TraceArg name);

void TraceEventAsyncBegin0(TraceArg category_group,

TraceArg name,

TraceIDArg id);

void TraceEventAsyncEnd0(TraceArg category_group, TraceArg name, TraceIDArg id);

void TraceEventAsyncBegin1(TraceArg category_group,

TraceArg name,

TraceIDArg id,

TraceArg arg1_name,

TraceArg arg1_val);

void TraceEventAsyncEnd1(TraceArg category_group,

TraceArg name,

TraceIDArg id,

TraceArg arg1_name,

TraceArg arg1_val);

void TraceEventInstant0(TraceArg category_group, TraceArg name);

void TraceEventFlowBegin0(TraceArg category_group,

TraceArg name,

TraceIDArg id);

void TraceEventFlowStep0(TraceArg category_group, TraceArg name, TraceIDArg id);

void TraceEventFlowEnd0(TraceArg category_group, TraceArg name, TraceIDArg id);

class ScopedInstantEnd {

};

} // namespace tracing

} // namespace fml

#endif // FLUTTER_FML_TRACE_EVENT_H_