Loops.h

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/*
 * Copyright (C) 1996-2025 The Squid Software Foundation and contributors
 *
 * Squid software is distributed under GPLv2+ license and includes
 * contributions from numerous individuals and organizations.
 * Please see the COPYING and CONTRIBUTORS files for details.
 */
 
#ifndef SQUID_SRC_COMM_LOOPS_H
#define SQUID_SRC_COMM_LOOPS_H
 
#include "comm/Flag.h"
#include "comm/forward.h"
#include "defines.h"
 
/* Comm layer select loops API.
 *
 * These API functions must be implemented by all FD IO loops used by Squid.
 * Defines are provided short-term for legacy code. These will disappear soon.
 */
 
namespace Comm
{
 
void SelectLoopInit(void);
 
inline void
ResetSelect(int fd)
{
    SetSelect(fd, COMM_SELECT_READ|COMM_SELECT_WRITE, nullptr, nullptr, 0);
}
 
Comm::Flag DoSelect(int);
 
void QuickPollRequired(void);
 
#if _SQUID_WINDOWS_
#define INCOMING_UDP_MAX 1
#else
#define INCOMING_UDP_MAX 15
#endif
 
#if _SQUID_WINDOWS_
#define INCOMING_DNS_MAX 1
#else
#define INCOMING_DNS_MAX 15
#endif
 
#if _SQUID_WINDOWS_
#define INCOMING_TCP_MAX 1
#else
#define INCOMING_TCP_MAX 10
#endif
#define INCOMING_TOTAL_MAX (INCOMING_TCP_MAX+INCOMING_UDP_MAX+INCOMING_DNS_MAX)
 
} // namespace Comm
 
#endif /* SQUID_SRC_COMM_LOOPS_H */