Loops.h
Go to the documentation of this file.
1/*
2 * Copyright (C) 1996-2022 The Squid Software Foundation and contributors
3 *
4 * Squid software is distributed under GPLv2+ license and includes
5 * contributions from numerous individuals and organizations.
6 * Please see the COPYING and CONTRIBUTORS files for details.
7 */
8
9#ifndef _SQUID_SRC_COMM_LOOPS_H
10#define _SQUID_SRC_COMM_LOOPS_H
11
12#include "comm/Flag.h"
13#include "comm/forward.h"
14#include "defines.h"
15
16/* Comm layer select loops API.
17 *
18 * These API functions must be implemented by all FD IO loops used by Squid.
19 * Defines are provided short-term for legacy code. These will disappear soon.
20 */
21
22namespace Comm
23{
24
26void SelectLoopInit(void);
27
29inline void
31{
32 SetSelect(fd, COMM_SELECT_READ|COMM_SELECT_WRITE, nullptr, nullptr, 0);
33}
34
39
40void QuickPollRequired(void);
41
47#if _SQUID_WINDOWS_
48#define INCOMING_UDP_MAX 1
49#else
50#define INCOMING_UDP_MAX 15
51#endif
52
56#if _SQUID_WINDOWS_
57#define INCOMING_DNS_MAX 1
58#else
59#define INCOMING_DNS_MAX 15
60#endif
61
66#if _SQUID_WINDOWS_
67#define INCOMING_TCP_MAX 1
68#else
69#define INCOMING_TCP_MAX 10
70#endif
71#define INCOMING_TOTAL_MAX (INCOMING_TCP_MAX+INCOMING_UDP_MAX+INCOMING_DNS_MAX)
72
73} // namespace Comm
74
75#endif /* _SQUID_SRC_COMM_LOOPS_H */
76
#define COMM_SELECT_READ
Definition: defines.h:24
#define COMM_SELECT_WRITE
Definition: defines.h:25
Abstraction layer for TCP, UDP, TLS, UDS and filedescriptor sockets.
Definition: AcceptLimiter.h:17
void ResetSelect(int fd)
reset/undo/unregister the watch for an FD which was set by Comm::SetSelect()
Definition: Loops.h:30
void QuickPollRequired(void)
Definition: ModDevPoll.cc:417
Flag
Definition: Flag.h:15
Comm::Flag DoSelect(int)
Do poll and trigger callback functions as appropriate.
Definition: ModDevPoll.cc:311
void SelectLoopInit(void)
Initialize the module on Squid startup.
Definition: ModDevPoll.cc:176
void SetSelect(int, unsigned int, PF *, void *, time_t)
Mark an FD to be watched for its IO status.
Definition: ModDevPoll.cc:223

 

Introduction

Documentation

Support

Miscellaneous

Web Site Translations

Mirrors