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/**************************************************************************/
/* debug_adapter_protocol.h */
/**************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/**************************************************************************/
/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/**************************************************************************/
#ifndef DEBUG_ADAPTER_PROTOCOL_H
#define DEBUG_ADAPTER_PROTOCOL_H
#include "core/io/stream_peer.h"
#include "core/io/stream_peer_tcp.h"
#include "core/io/tcp_server.h"
#include "debug_adapter_parser.h"
#include "debug_adapter_types.h"
#define DAP_MAX_BUFFER_SIZE 4194304 // 4MB
#define DAP_MAX_CLIENTS 8
class DebugAdapterParser;
struct DAPeer : RefCounted {
Ref<StreamPeerTCP> connection;
uint8_t req_buf[DAP_MAX_BUFFER_SIZE];
int req_pos = 0;
bool has_header = false;
int content_length = 0;
List<Dictionary> res_queue;
int seq = 0;
uint64_t timestamp = 0;
// Client specific info
bool linesStartAt1 = false;
bool columnsStartAt1 = false;
bool supportsVariableType = false;
bool supportsInvalidatedEvent = false;
bool supportsCustomData = false;
// Internal client info
bool attached = false;
Error handle_data();
Error send_data();
String format_output(const Dictionary &p_params) const;
};
class DebugAdapterProtocol : public Object {
GDCLASS(DebugAdapterProtocol, Object)
friend class DebugAdapterParser;
private:
static DebugAdapterProtocol *singleton;
DebugAdapterParser *parser = nullptr;
List<Ref<DAPeer>> clients;
Ref<TCPServer> server;
Error on_client_connected();
void on_client_disconnected(const Ref<DAPeer> &p_peer);
void on_debug_paused();
void on_debug_stopped();
void on_debug_output(const String &p_message);
void on_debug_breaked(const bool &p_reallydid, const bool &p_can_debug, const String &p_reason, const bool &p_has_stackdump);
void on_debug_breakpoint_toggled(const String &p_path, const int &p_line, const bool &p_enabled);
void on_debug_stack_dump(const Array &p_stack_dump);
void on_debug_stack_frame_vars(const int &p_size);
void on_debug_stack_frame_var(const Array &p_data);
void on_debug_data(const String &p_msg, const Array &p_data);
void reset_current_info();
void reset_ids();
void reset_stack_info();
int parse_variant(const Variant &p_var);
bool _initialized = false;
bool _processing_breakpoint = false;
bool _stepping = false;
bool _processing_stackdump = false;
int _remaining_vars = 0;
int _current_frame = 0;
uint64_t _request_timeout = 1000;
bool _sync_breakpoints = false;
String _current_request;
Ref<DAPeer> _current_peer;
int breakpoint_id = 0;
int stackframe_id = 0;
int variable_id = 0;
List<DAP::Breakpoint> breakpoint_list;
HashMap<DAP::StackFrame, List<int>, DAP::StackFrame> stackframe_list;
HashMap<int, Array> variable_list;
public:
friend class DebugAdapterServer;
_FORCE_INLINE_ static DebugAdapterProtocol *get_singleton() { return singleton; }
_FORCE_INLINE_ bool is_active() const { return _initialized && clients.size() > 0; }
bool process_message(const String &p_text);
String get_current_request() const { return _current_request; }
Ref<DAPeer> get_current_peer() const { return _current_peer; }
void notify_initialized();
void notify_process();
void notify_terminated();
void notify_exited(const int &p_exitcode = 0);
void notify_stopped_paused();
void notify_stopped_exception(const String &p_error);
void notify_stopped_breakpoint(const int &p_id);
void notify_stopped_step();
void notify_continued();
void notify_output(const String &p_message);
void notify_custom_data(const String &p_msg, const Array &p_data);
void notify_breakpoint(const DAP::Breakpoint &p_breakpoint, const bool &p_enabled);
Array update_breakpoints(const String &p_path, const Array &p_lines);
void poll();
Error start(int p_port, const IPAddress &p_bind_ip);
void stop();
DebugAdapterProtocol();
~DebugAdapterProtocol();
};
#endif // DEBUG_ADAPTER_PROTOCOL_H
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