Mono.Debugger.Backend.Mono.MonoLanguageBackend.do_read_symbol_table C# (CSharp) Method

        void do_read_symbol_table(TargetMemoryAccess memory)
        {
            TargetAddress symtab_address = memory.ReadAddress (info.SymbolTable);
            if (symtab_address.IsNull)
                throw new SymbolTableException ("Symbol table is null.");

            TargetReader header = new TargetReader (
                memory.ReadMemory (symtab_address, info.SymbolTableSize));

            long magic = header.BinaryReader.ReadInt64 ();
            if (magic != MonoDebuggerInfo.DynamicMagic)
                throw new SymbolTableException (
                    "Debugger symbol table has unknown magic {0:x}.", magic);

            int version = header.ReadInteger ();
            if (version < MonoDebuggerInfo.MinDynamicVersion)
                throw new SymbolTableException (
                    "Debugger symbol table has version {0}, but " +
                    "expected at least {1}.", version,
                    MonoDebuggerInfo.MinDynamicVersion);
            if (version > MonoDebuggerInfo.MaxDynamicVersion)
                throw new SymbolTableException (
                    "Debugger symbol table has version {0}, but " +
                    "expected at most {1}.", version,
                    MonoDebuggerInfo.MaxDynamicVersion);

            int total_size = header.ReadInteger ();
            if (total_size != info.SymbolTableSize)
                throw new SymbolTableException (
                    "Debugger symbol table has size {0}, but " +
                    "expected {1}.", total_size, info.SymbolTableSize);

            TargetAddress corlib_address = header.ReadAddress ();
            TargetAddress global_data_table_ptr = header.ReadAddress ();
            TargetAddress data_table_list = header.ReadAddress ();

            TargetAddress symfile_by_index = header.ReadAddress ();

            if (corlib_address.IsNull)
                throw new SymbolTableException ("Corlib address is null.");
            corlib = load_symfile (memory, corlib_address);
            if (corlib == null)
                throw new SymbolTableException ("Cannot read corlib!");

            TargetAddress ptr = symfile_by_index;
            while (!ptr.IsNull) {
                TargetAddress next_ptr = memory.ReadAddress (ptr);
                TargetAddress address = memory.ReadAddress (
                    ptr + memory.TargetMemoryInfo.TargetAddressSize);

                ptr = next_ptr;
                load_symfile (memory, address);
            }

            ptr = data_table_list;
            while (!ptr.IsNull) {
                TargetAddress next_ptr = memory.ReadAddress (ptr);
                TargetAddress address = memory.ReadAddress (
                    ptr + memory.TargetMemoryInfo.TargetAddressSize);

                ptr = next_ptr;
                add_data_table (memory, address);
            }

            global_data_table = new GlobalDataTable (this, global_data_table_ptr);
        }