Initial commit

source/emulator/src/SymbolDatabase.cpp

@@ -0,0 +1,77 @@
+#include "Emulator/SymbolDatabase.h"
+
+#include "Kyty/Core/File.h"
+#include "Kyty/Core/MagicEnum.h"
+#include "Kyty/Core/Vector.h"
+
+#ifdef KYTY_EMU_ENABLED
+
+namespace Kyty::Loader {
+
+constexpr char32_t LIB_PREFIX[] = {0x0000006c, 0x00000069, 0x00000062, 0x00000053, 0x00000063, 0x00000065, 0};
+constexpr char32_t LIB_OLD[]    = {0x00000047, 0x0000006e, 0x0000006d, 0};
+constexpr char32_t LIB_NEW[]    = {0x00000047, 0x00000072, 0x00000061, 0x00000070, 0x00000068, 0x00000069, 0x00000063, 0x00000073, 0};
+
+static String update_name(const String& str)
+{
+	auto ret = (str.StartsWith(LIB_PREFIX) ? str.RemoveFirst(6) : str);
+	return ret.ReplaceStr(LIB_OLD, LIB_NEW);
+}
+
+String SymbolDatabase::GenerateName(const SymbolResolve& s)
+{
+	auto library = update_name(s.library);
+	auto module  = update_name(s.module);
+	return String::FromPrintf("%s[%s_v%d][%s_v%d.%d][%s]", s.name.C_Str(), library.C_Str(), s.library_version, module.C_Str(),
+	                          s.module_version_major, s.module_version_minor, Core::EnumName(s.type).C_Str());
+}
+
+void SymbolDatabase::Add(const SymbolResolve& s, uint64_t vaddr)
+{
+	SymbolRecord r {};
+	r.name  = GenerateName(s);
+	r.vaddr = vaddr;
+	m_map.Put(r.name, m_symbols.Size());
+	m_symbols.Add(r);
+}
+
+void SymbolDatabase::Add(const SymbolResolve& s, uint64_t vaddr, const String& dbg_name)
+{
+	SymbolRecord r {};
+	r.name     = GenerateName(s);
+	r.vaddr    = vaddr;
+	r.dbg_name = dbg_name;
+	m_map.Put(r.name, m_symbols.Size());
+	m_symbols.Add(r);
+}
+
+void SymbolDatabase::DbgDump(const String& folder, const String& file_name)
+{
+	auto folder_str = folder.FixDirectorySlash();
+
+	Core::File::CreateDirectories(folder_str);
+
+	Core::File f;
+	f.Create(folder_str + file_name);
+
+	for (const auto& sym: m_symbols)
+	{
+		f.Printf("%" PRIx64 " %s\n", sym.vaddr, sym.name.C_Str());
+	}
+
+	f.Close();
+}
+
+const SymbolRecord* SymbolDatabase::Find(const SymbolResolve& s) const
+{
+	auto index = m_map.Get(GenerateName(s), uint32_t(-1));
+	if (!m_symbols.IndexValid(index))
+	{
+		return nullptr;
+	}
+	return &m_symbols.At(index);
+}
+
+} // namespace Kyty::Loader
+
+#endif // KYTY_EMU_ENABLED