tracy/server/TracyView.cpp
2017-09-14 01:06:40 +02:00

108 lines
2.5 KiB
C++
Executable File

#ifdef _MSC_VER
# include <winsock2.h>
#else
# include <sys/time.h>
#endif
#include <assert.h>
#include "../common/tracy_lz4.hpp"
#include "../common/TracyProtocol.hpp"
#include "../common/TracySocket.hpp"
#include "../common/TracySystem.hpp"
#include "../common/TracyQueue.hpp"
#include "TracyView.hpp"
namespace tracy
{
static View* s_instance = nullptr;
View::View( const char* addr )
: m_addr( addr )
, m_shutdown( false )
{
assert( s_instance == nullptr );
s_instance = this;
m_thread = std::thread( [this] { Worker(); } );
SetThreadName( m_thread, "Tracy View" );
}
View::~View()
{
m_shutdown.store( true, std::memory_order_relaxed );
m_thread.join();
assert( s_instance != nullptr );
s_instance = nullptr;
}
bool View::ShouldExit()
{
return s_instance->m_shutdown.load( std::memory_order_relaxed );
}
void View::Worker()
{
Socket sock;
timeval tv;
tv.tv_sec = 0;
tv.tv_usec = 10000;
for(;;)
{
if( m_shutdown.load( std::memory_order_relaxed ) ) return;
if( !sock.Connect( m_addr.c_str(), "8086" ) ) continue;
uint8_t lz4;
if( !sock.Read( &m_timeBegin, sizeof( m_timeBegin ), &tv, ShouldExit ) ) goto close;
if( !sock.Read( &lz4, sizeof( lz4 ), &tv, ShouldExit ) ) goto close;
for(;;)
{
if( m_shutdown.load( std::memory_order_relaxed ) ) return;
if( lz4 )
{
char buf[TargetFrameSize];
char lz4buf[LZ4Size];
lz4sz_t lz4sz;
if( !sock.Read( &lz4sz, sizeof( lz4sz ), &tv, ShouldExit ) ) goto close;
if( !sock.Read( lz4buf, lz4sz, &tv, ShouldExit ) ) goto close;
auto sz = LZ4_decompress_safe( lz4buf, buf, lz4sz, TargetFrameSize );
assert( sz >= 0 );
const char* ptr = buf;
const char* end = buf + sz;
while( ptr < end )
{
auto ev = (QueueItem*)ptr;
Process( *ev );
ptr += QueueDataSize[ev->hdr.idx];
}
}
else
{
QueueItem ev;
if( !sock.Read( &ev.hdr, sizeof( QueueHeader ), &tv, ShouldExit ) ) goto close;
if( !sock.Read( ((char*)&ev) + sizeof( QueueHeader ), QueueDataSize[ev.hdr.idx] - sizeof( QueueHeader ), &tv, ShouldExit ) ) goto close;
Process( ev );
}
}
close:
sock.Close();
}
}
void View::Process( const QueueItem& ev )
{
}
}