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Data packets can't cross data buffer boundary.

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This commit is contained in:
Bartosz Taudul 2017-11-11 15:08:03 +01:00
parent 49bce256bc
commit c2797a4cc7
2 changed files with 20 additions and 3 deletions
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22
client/TracyProfiler.cpp
View File

@ -276,7 +276,7 @@ Profiler::DequeueStatus Profiler::Dequeue( moodycamel::ConsumerToken& token )
bool Profiler::AppendData( const void* data, size_t len )
{
auto ret = true;
if( m_bufferOffset - m_bufferStart + len > TargetFrameSize ) ret = CommitData();
ret = NeedDataSize( len );
memcpy( m_buffer + m_bufferOffset, data, len );
m_bufferOffset += int( len );
return ret;
@ -290,6 +290,16 @@ bool Profiler::CommitData()
return ret;
}
bool Profiler::NeedDataSize( size_t len )
{
bool ret = true;
if( m_bufferOffset - m_bufferStart + len > TargetFrameSize )
{
ret = CommitData();
}
return ret;
}
bool Profiler::SendData( const char* data, size_t len )
{
const lz4sz_t lz4sz = LZ4_compress_fast_continue( m_stream, data, m_lz4Buf + sizeof( lz4sz_t ), (int)len, LZ4Size, 1 );
@ -304,11 +314,14 @@ bool Profiler::SendString( uint64_t str, const char* ptr, QueueType type )
QueueItem item;
item.hdr.type = type;
item.stringTransfer.ptr = str;
AppendData( &item, QueueDataSize[item.hdr.idx] );
auto len = strlen( ptr );
assert( len <= std::numeric_limits<uint16_t>::max() );
auto l16 = uint16_t( len );
NeedDataSize( QueueDataSize[item.hdr.idx] + sizeof( l16 ) + l16 );
AppendData( &item, QueueDataSize[item.hdr.idx] );
AppendData( &l16, sizeof( l16 ) );
AppendData( ptr, l16 );
@ -337,12 +350,15 @@ bool Profiler::SendSourceLocationPayload( uint64_t _ptr )
QueueItem item;
item.hdr.type = QueueType::SourceLocationPayload;
item.stringTransfer.ptr = _ptr;
AppendData( &item, QueueDataSize[item.hdr.idx] );
const auto len = *((uint32_t*)ptr);
assert( len <= std::numeric_limits<uint16_t>::max() );
assert( len > 4 );
const auto l16 = uint16_t( len - 4 );
NeedDataSize( QueueDataSize[item.hdr.idx] + sizeof( l16 ) + l16 );
AppendData( &item, QueueDataSize[item.hdr.idx] );
AppendData( &l16, sizeof( l16 ) );
AppendData( ptr + 4, l16 );

1
client/TracyProfiler.hpp
View File

@ -188,6 +188,7 @@ private:
DequeueStatus Dequeue( moodycamel::ConsumerToken& token );
bool AppendData( const void* data, size_t len );
bool CommitData();
bool NeedDataSize( size_t len );
bool SendData( const char* data, size_t len );
bool SendString( uint64_t ptr, const char* str, QueueType type );