tracy/common/TracyProtocol.hpp

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#ifndef __TRACYPROTOCOL_HPP__
#define __TRACYPROTOCOL_HPP__
#include <limits>
#include <stdint.h>
#include "../common/tracy_lz4.hpp"
namespace tracy
{
enum : uint32_t { ProtocolVersion = 10 };
enum : uint32_t { BroadcastVersion = 0 };
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using lz4sz_t = uint32_t;
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enum { TargetFrameSize = 256 * 1024 };
enum { LZ4Size = LZ4_COMPRESSBOUND( TargetFrameSize ) };
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static_assert( LZ4Size <= std::numeric_limits<lz4sz_t>::max(), "LZ4Size greater than lz4sz_t" );
static_assert( TargetFrameSize * 2 >= 64 * 1024, "Not enough space for LZ4 stream buffer" );
enum { HandshakeShibbolethSize = 8 };
static const char HandshakeShibboleth[HandshakeShibbolethSize] = { 'T', 'r', 'a', 'c', 'y', 'P', 'r', 'f' };
enum HandshakeStatus : uint8_t
{
HandshakePending,
HandshakeWelcome,
HandshakeProtocolMismatch,
HandshakeNotAvailable,
HandshakeDropped
};
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enum { WelcomeMessageProgramNameSize = 64 };
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enum { WelcomeMessageHostInfoSize = 1024 };
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#pragma pack( 1 )
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enum ServerQuery : uint8_t
{
ServerQueryTerminate,
ServerQueryString,
ServerQueryThreadString,
ServerQuerySourceLocation,
ServerQueryPlotName,
ServerQueryCallstackFrame,
ServerQueryFrameName,
};
struct ServerQueryPacket
{
ServerQuery type;
uint64_t ptr;
};
enum { ServerQueryPacketSize = sizeof( ServerQueryPacket ) };
struct WelcomeMessage
{
double timerMul;
int64_t initBegin;
int64_t initEnd;
uint64_t delay;
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uint64_t resolution;
uint64_t epoch;
uint8_t onDemand;
uint8_t isApple;
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char programName[WelcomeMessageProgramNameSize];
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char hostInfo[WelcomeMessageHostInfoSize];
};
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enum { WelcomeMessageSize = sizeof( WelcomeMessage ) };
struct OnDemandPayloadMessage
{
uint64_t frames;
uint64_t currentTime;
};
enum { OnDemandPayloadMessageSize = sizeof( OnDemandPayloadMessage ) };
struct BroadcastMessage
{
uint32_t broadcastVersion;
uint32_t protocolVersion;
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uint32_t activeTime; // in seconds
char programName[WelcomeMessageProgramNameSize];
};
enum { BroadcastMessageSize = sizeof( BroadcastMessage ) };
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#pragma pack()
}
#endif