1/* Copyright (c) 2013-2014 Jeffrey Pfau
 2 *
 3 * This Source Code Form is subject to the terms of the Mozilla Public
 4 * License, v. 2.0. If a copy of the MPL was not distributed with this
 5 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 6#include "GDBController.h"
 7
 8#include "GameController.h"
 9
10using namespace QGBA;
11
12GDBController::GDBController(GameController* controller, QObject* parent)
13	: QObject(parent)
14	, m_gameController(controller)
15	, m_port(2345)
16	, m_bindAddress({ IPV4, 0 })
17{
18	GDBStubCreate(&m_gdbStub);
19}
20
21ushort GDBController::port() {
22	return m_port;
23}
24
25bool GDBController::isAttached() {
26	return m_gameController->debugger() == &m_gdbStub.d;
27}
28
29void GDBController::setPort(ushort port) {
30	m_port = port;
31}
32
33void GDBController::setBindAddress(uint32_t bindAddress) {
34	m_bindAddress.version = IPV4;
35	m_bindAddress.ipv4 = htonl(bindAddress);
36}
37
38void GDBController::attach() {
39	if (isAttached()) {
40		return;
41	}
42	m_gameController->setDebugger(&m_gdbStub.d);
43	if (m_gameController->isLoaded()) {
44		DebuggerEnter(&m_gdbStub.d, DEBUGGER_ENTER_ATTACHED, 0);
45	} else {
46		QObject::disconnect(m_autoattach);
47		m_autoattach = connect(m_gameController, &GameController::gameStarted, [this]() {
48			QObject::disconnect(m_autoattach);
49			DebuggerEnter(&m_gdbStub.d, DEBUGGER_ENTER_ATTACHED, 0);
50		});
51	}
52}
53
54void GDBController::detach() {
55	QObject::disconnect(m_autoattach);
56	if (!isAttached()) {
57		return;
58	}
59	m_gameController->threadInterrupt();
60	GDBStubShutdown(&m_gdbStub);
61	m_gameController->setDebugger(nullptr);
62	m_gameController->threadContinue();
63}
64
65void GDBController::listen() {
66	m_gameController->threadInterrupt();
67	if (!isAttached()) {
68		attach();
69	}
70	if (GDBStubListen(&m_gdbStub, m_port, &m_bindAddress)) {
71		emit listening();
72	} else {
73		detach();
74		emit listenFailed();
75	}
76	m_gameController->threadContinue();
77}
78
79void GDBController::breakInto() {
80	if (!isAttached()) {
81		return;
82	}
83	m_gameController->threadInterrupt();
84	DebuggerEnter(&m_gdbStub.d, DEBUGGER_ENTER_MANUAL, 0);
85	m_gameController->threadContinue();
86}