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//
// Copyright © 2020 Arm Ltd and Contributors. All rights reserved.
// SPDX-License-Identifier: MIT
//
#pragma once
#include <cstdint>
#include <string>
namespace arm
{
namespace pipe
{
class ITimelineDecoder
{
public:
enum class TimelineStatus
{
TimelineStatus_Success,
TimelineStatus_Fail
};
enum class RelationshipType
{
RetentionLink, /// Head retains(parents) Tail
ExecutionLink, /// Head execution start depends on Tail execution completion
DataLink, /// Head uses data of Tail
LabelLink /// Head uses label Tail (Tail MUST be a guid of a label).
};
static char const* GetRelationshipAsCString(RelationshipType rType)
{
switch (rType)
{
case RelationshipType::RetentionLink: return "RetentionLink";
case RelationshipType::ExecutionLink: return "ExecutionLink";
case RelationshipType::DataLink: return "DataLink";
case RelationshipType::LabelLink: return "LabelLink";
default: return "Unknown";
}
}
struct Entity
{
uint64_t m_Guid;
};
struct EventClass
{
uint64_t m_Guid;
uint64_t m_NameGuid;
};
struct Event
{
uint64_t m_Guid;
uint64_t m_TimeStamp;
uint64_t m_ThreadId;
};
struct Label
{
uint64_t m_Guid;
std::string m_Name;
};
struct Relationship
{
RelationshipType m_RelationshipType;
uint64_t m_Guid;
uint64_t m_HeadGuid;
uint64_t m_TailGuid;
uint64_t m_AttributeGuid;
};
virtual ~ITimelineDecoder() = default;
virtual TimelineStatus CreateEntity(const Entity&) = 0;
virtual TimelineStatus CreateEventClass(const EventClass&) = 0;
virtual TimelineStatus CreateEvent(const Event&) = 0;
virtual TimelineStatus CreateLabel(const Label&) = 0;
virtual TimelineStatus CreateRelationship(const Relationship&) = 0;
};
} // namespace pipe
} // namespace arm
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