//// Dis VM - exec program// File: exec.h// Author: arr// #ifndef _DISVM_SRC_EXEC_EXEC_H_#define _DISVM_SRC_EXEC_EXEC_H_ #include <cstdint>#include <unordered_set>#include <vector>#include <string>#include <memory>#include <disvm.h>#include <vm_asm.h>#include <vm_tools.h>#include <utils.h> enum class debugger_options{    none = 0,    break_on_enter = (1 << 0),    break_on_module_load = (1 << 1),    break_on_exception = (1 << 2),    disable_symbol_loading = (1 << 3),}; DEFINE_ENUM_FLAG_OPERATORS(debugger_options); std::ostream& operator<<(std::ostream &ss, const debugger_options o); class debugger final : public disvm::runtime::vm_tool_t{public:    debugger(const debugger_options);     // Resolve all PCs in the range from begin and end (inclusive)    std::vector<std::string> resolve_to_function_source_line(        disvm::runtime::module_id_t vm_id,        disvm::runtime::vm_pc_t begin_pc,        disvm::runtime::vm_pc_t end_pc,        disvm::symbol::function_name_format_t fmt) const;     // Return all functions for the supplied module ID.    // Optionally match a function against the supplied string.    std::vector<std::string> get_module_functions(disvm::runtime::module_id_t vm_id, const char *match) const;     // Check if the supplied module ID has symbols loaded    bool symbols_exist(disvm::runtime::module_id_t vm_id) const;     // Get/set debugger option    std::string get_option(const std::string &option) const;    void set_option(const std::string &option, std::string value); public: // vm_tool_t    void on_load(disvm::runtime::vm_tool_controller_t &, std::size_t tool_id) override;     void on_unload() override; public:    disvm::runtime::vm_tool_controller_t *controller;    std::unordered_set<disvm::runtime::cookie_t> breakpoint_cookies;    bool first_break; private:    void load_symbols(const disvm::loaded_vm_module_t &);     debugger_options _options;    std::size_t _tool_id;    std::unordered_set<disvm::runtime::cookie_t> _event_cookies;     struct symbol_info_t    {        std::unique_ptr<disvm::symbol::symbol_data_t> data;        std::unique_ptr<disvm::symbol::symbol_pc_iter_t> iter;    };     std::unordered_map<std::size_t, symbol_info_t> _vm_id_to_symbol_info;    std::unordered_map<std::string, std::string> _debugger_options;}; #endif // _DISVM_SRC_EXEC_EXEC_H_