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Add dump file header.

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This commit is contained in:
Bartosz Taudul 2018-04-21 13:45:48 +02:00
parent 6bb3b846f4
commit d9fd1ce74a
1 changed files with 26 additions and 2 deletions
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28
server/TracyWorker.cpp
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@ -19,6 +19,14 @@
namespace tracy
{
static const uint8_t FileHeader[8] { 't', 'r', 'a', 'c', 'y', 0, 3, 0 };
enum { FileHeaderMagic = 5 };
static constexpr int FileVersion( uint8_t h5, uint8_t h6, uint8_t h7 )
{
return ( h5 << 16 ) | ( h6 << 8 ) | h7;
}
Worker::Worker( const char* addr )
: m_addr( addr )
, m_connected( false )
@ -46,7 +54,21 @@ Worker::Worker( FileRead& f, EventType::Type eventMask )
, m_stream( nullptr )
, m_buffer( nullptr )
{
f.Read( &m_delay, sizeof( m_delay ) );
int fileVer = 0;
uint8_t hdr[8];
f.Read( hdr, sizeof( hdr ) );
if( memcmp( FileHeader, hdr, FileHeaderMagic ) == 0 )
{
fileVer = FileVersion( hdr[FileHeaderMagic], hdr[FileHeaderMagic+1], hdr[FileHeaderMagic+2] );
f.Read( &m_delay, sizeof( m_delay ) );
}
else
{
assert( sizeof( m_delay ) == sizeof( hdr ) );
memcpy( &m_delay, hdr, sizeof( m_delay ) );
}
f.Read( &m_resolution, sizeof( m_resolution ) );
f.Read( &m_timerMul, sizeof( m_timerMul ) );
f.Read( &m_data.lastTime, sizeof( m_data.lastTime ) );
@ -290,7 +312,7 @@ Worker::Worker( FileRead& f, EventType::Type eventMask )
}
// Support pre-0.3 traces
if( f.IsEOF() ) return;
if( fileVer == 0 && f.IsEOF() ) return;
f.Read( &sz, sizeof( sz ) );
if( eventMask & EventType::Memory )
@ -1833,6 +1855,8 @@ void Worker::ReadTimeline( FileRead& f, Vector<GpuEvent*>& vec, uint64_t size )
void Worker::Write( FileWrite& f )
{
f.Write( FileHeader, sizeof( FileHeader ) );
f.Write( &m_delay, sizeof( m_delay ) );
f.Write( &m_resolution, sizeof( m_resolution ) );
f.Write( &m_timerMul, sizeof( m_timerMul ) );