Symbol address decoding (win32 implementation).

client/TracyCallstack.cpp

@@ -231,6 +231,39 @@ static void GetModuleName( uint64_t addr, char* buf, ULONG& len )
     len = 9;
 }
 
+SymbolData DecodeSymbolAddress( uint64_t ptr )
+{
+    SymbolData sym;
+    const auto proc = GetCurrentProcess();
+
+    char buf[sizeof( SYMBOL_INFO ) + MaxNameSize];
+    auto si = (SYMBOL_INFO*)buf;
+    si->SizeOfStruct = sizeof( SYMBOL_INFO );
+    si->MaxNameLen = MaxNameSize;
+    const auto symValid = SymFromAddr( proc, ptr, nullptr, si ) != 0;
+
+    IMAGEHLP_LINE64 line;
+    DWORD displacement = 0;
+    line.SizeOfStruct = sizeof(IMAGEHLP_LINE64);
+
+    const char* filename;
+    if (SymGetLineFromAddr64(proc, ptr, &displacement, &line) == 0)
+    {
+        filename = "[unknown]";
+        sym.line = 0;
+    }
+    else
+    {
+        filename = line.FileName;
+        sym.line = line.LineNumber;
+    }
+
+    sym.name = symValid ? CopyString( si->Name, si->NameLen ) : CopyString( "[unknown]", 9 );
+    sym.file = CopyString( filename );
+
+    return sym;
+}
+
 CallstackEntryData DecodeCallstackPtr( uint64_t ptr )
 {
     int write;