summaryrefslogtreecommitdiff
path: root/src/client/Read.cxx
blob: 9b683b6f986ece144b36620f56f25fa66593d81b (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
/*
 * Copyright 2003-2021 The Music Player Daemon Project
 * http://www.musicpd.org
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License along
 * with this program; if not, write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */

#include "Client.hxx"
#include "Config.hxx"
#include "Partition.hxx"
#include "Instance.hxx"
#include "util/StringStrip.hxx"

#include <cstring>

BufferedSocket::InputResult
Client::OnSocketInput(void *data, size_t length) noexcept
{
	if (background_command)
		return InputResult::PAUSE;

	char *p = (char *)data;
	char *newline = (char *)std::memchr(p, '\n', length);
	if (newline == nullptr)
		return InputResult::MORE;

	timeout_event.Schedule(client_timeout);

	BufferedSocket::ConsumeInput(newline + 1 - p);

	/* skip whitespace at the end of the line */
	char *end = StripRight(p, newline);

	/* terminate the string at the end of the line */
	*end = 0;

	CommandResult result = ProcessLine(p);
	switch (result) {
	case CommandResult::OK:
	case CommandResult::IDLE:
	case CommandResult::BACKGROUND:
	case CommandResult::ERROR:
		break;

	case CommandResult::KILL:
		partition->instance.Break();
		Close();
		return InputResult::CLOSED;

	case CommandResult::FINISH:
		if (Flush())
			Close();
		return InputResult::CLOSED;

	case CommandResult::CLOSE:
		Close();
		return InputResult::CLOSED;
	}

	if (IsExpired()) {
		Close();
		return InputResult::CLOSED;
	}

	return InputResult::AGAIN;
}