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#ifndef GDB_STUB_H
 7#define GDB_STUB_H
 8
 9#include "util/common.h"
10
11#include "debugger/debugger.h"
12
13#include "util/socket.h"
14
15#define GDB_STUB_MAX_LINE 1200
16#define GDB_STUB_INTERVAL 32
17
18enum GDBStubAckState {
19	GDB_ACK_PENDING = 0,
20	GDB_ACK_RECEIVED,
21	GDB_NAK_RECEIVED,
22	GDB_ACK_OFF
23};
24
25struct GDBStub {
26	struct mDebugger d;
27
28	char line[GDB_STUB_MAX_LINE];
29	char outgoing[GDB_STUB_MAX_LINE];
30	enum GDBStubAckState lineAck;
31
32	Socket socket;
33	Socket connection;
34
35	bool shouldBlock;
36	int untilPoll;
37
38	bool supportsSwbreak;
39	bool supportsHwbreak;
40};
41
42void GDBStubCreate(struct GDBStub*);
43bool GDBStubListen(struct GDBStub*, int port, const struct Address* bindAddress);
44
45void GDBStubHangup(struct GDBStub*);
46void GDBStubShutdown(struct GDBStub*);
47
48void GDBStubUpdate(struct GDBStub*);
49
50#endif