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https://github.com/servalproject/serval-dna.git
synced 2024-12-19 13:17:56 +00:00
291a631095
So that "http_server.h" does not have to include "serval.h" which creates a circular dependency. Remove the __SERVALDNA__HTTP_SERVER_IMPLEMENTATION hack from "http_server.h"
93 lines
2.7 KiB
C
93 lines
2.7 KiB
C
/*
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Serval DNA file descriptor queue
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Copyright (C) 2012-2013 Serval Project, Inc.
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#ifndef __SERVALDNA__FDQUEUE_H
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#define __SERVALDNA__FDQUEUE_H
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#ifdef HAVE_POLL_H
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#include <poll.h>
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#endif
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#include "os.h"
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#include "log.h"
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struct profile_total {
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struct profile_total *_next;
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int _initialised;
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const char *name;
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time_ms_t max_time;
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time_ms_t total_time;
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time_ms_t child_time;
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int calls;
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};
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struct call_stats{
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time_ms_t enter_time;
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time_ms_t child_time;
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struct profile_total *totals;
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struct call_stats *prev;
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};
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struct sched_ent;
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typedef void (*ALARM_FUNCP) (struct sched_ent *alarm);
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struct sched_ent{
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struct sched_ent *_next;
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struct sched_ent *_prev;
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ALARM_FUNCP function;
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void *context;
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struct pollfd poll;
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// when we should first consider the alarm
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time_ms_t alarm;
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// the order we will prioritise the alarm
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time_ms_t deadline;
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struct profile_total *stats;
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int _poll_index;
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};
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int is_scheduled(const struct sched_ent *alarm);
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int _schedule(struct __sourceloc, struct sched_ent *alarm);
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int _unschedule(struct __sourceloc, struct sched_ent *alarm);
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int _watch(struct __sourceloc, struct sched_ent *alarm);
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int _unwatch(struct __sourceloc, struct sched_ent *alarm);
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#define schedule(alarm) _schedule(__WHENCE__, alarm)
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#define unschedule(alarm) _unschedule(__WHENCE__, alarm)
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#define watch(alarm) _watch(__WHENCE__, alarm)
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#define unwatch(alarm) _unwatch(__WHENCE__, alarm)
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int fd_poll();
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/* function timing routines */
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int fd_clearstats();
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int fd_showstats();
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int fd_checkalarms();
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int fd_func_enter(struct __sourceloc, struct call_stats *this_call);
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int fd_func_exit(struct __sourceloc, struct call_stats *this_call);
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void dump_stack(int log_level);
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#define IN() static struct profile_total _aggregate_stats={NULL,0,__FUNCTION__,0,0,0}; \
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struct call_stats _this_call={.totals=&_aggregate_stats}; \
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fd_func_enter(__HERE__, &_this_call);
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#define OUT() fd_func_exit(__HERE__, &_this_call)
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#define RETURN(X) do { OUT(); return (X); } while (0);
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#define RETURNNULL do { OUT(); return (NULL); } while (0);
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#endif // __SERVALDNA__FDQUEUE_H
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