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GCC Code Coverage Report

Directory:	./		Exec	Total	Coverage
File:	usr.sbin/smtpd/smtpd/../scheduler_proc.c	Lines:	0	191	0.0 %
Date:	2017-11-13	Branches:	0	56	0.0 %


/*	$OpenBSD: scheduler_proc.c,v 1.8 2015/12/05 13:14:21 claudio Exp $	*/

/*
 * Copyright (c) 2013 Eric Faurot <eric@openbsd.org>
 *
 * Permission to use, copy, modify, and distribute this software for any
 * purpose with or without fee is hereby granted, provided that the above
 * copyright notice and this permission notice appear in all copies.
 *
 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 */

#include <sys/types.h>
#include <sys/queue.h>
#include <sys/tree.h>
#include <sys/socket.h>

#include <ctype.h>
#include <errno.h>
#include <event.h>
#include <fcntl.h>
#include <imsg.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <limits.h>

#include "smtpd.h"
#include "log.h"

static struct imsgbuf	 ibuf;
static struct imsg	 imsg;
static size_t		 rlen;
static char		*rdata;

static void
scheduler_proc_call(void)
{
	ssize_t	n;

	if (imsg_flush(&ibuf) == -1) {
		log_warn("warn: scheduler-proc: imsg_flush");
		fatalx("scheduler-proc: exiting");
	}

	while (1) {
		if ((n = imsg_get(&ibuf, &imsg)) == -1) {
			log_warn("warn: scheduler-proc: imsg_get");
			break;
		}
		if (n) {
			rlen = imsg.hdr.len - IMSG_HEADER_SIZE;
			rdata = imsg.data;

			if (imsg.hdr.type != PROC_SCHEDULER_OK) {
				log_warnx("warn: scheduler-proc: bad response");
				break;
			}
			return;
		}

		if ((n = imsg_read(&ibuf)) == -1 && errno != EAGAIN) {
			log_warn("warn: scheduler-proc: imsg_read");
			break;
		}

		if (n == 0) {
			log_warnx("warn: scheduler-proc: pipe closed");
			break;
		}
	}

	fatalx("scheduler-proc: exiting");
}

static void
scheduler_proc_read(void *dst, size_t len)
{
	if (len > rlen) {
		log_warnx("warn: scheduler-proc: bad msg len");
		fatalx("scheduler-proc: exiting");
	}

	memmove(dst, rdata, len);
	rlen -= len;
	rdata += len;
}

static void
scheduler_proc_end(void)
{
	if (rlen) {
		log_warnx("warn: scheduler-proc: bogus data");
		fatalx("scheduler-proc: exiting");
	}
	imsg_free(&imsg);
}

/*
 * API
 */

static int
scheduler_proc_init(const char *conf)
{
	int		fd, r;
	uint32_t	version;

	fd = fork_proc_backend("scheduler", conf, "scheduler-proc");
	if (fd == -1)
		fatalx("scheduler-proc: exiting");

	imsg_init(&ibuf, fd);

	version = PROC_SCHEDULER_API_VERSION;
	imsg_compose(&ibuf, PROC_SCHEDULER_INIT, 0, 0, -1,
	    &version, sizeof(version));
	scheduler_proc_call();
	scheduler_proc_read(&r, sizeof(r));
	scheduler_proc_end();

	return (1);
}

static int
scheduler_proc_insert(struct scheduler_info *si)
{
	int	r;

	log_debug("debug: scheduler-proc: PROC_SCHEDULER_INSERT");

	imsg_compose(&ibuf, PROC_SCHEDULER_INSERT, 0, 0, -1, si, sizeof(*si));

	scheduler_proc_call();
	scheduler_proc_read(&r, sizeof(r));
	scheduler_proc_end();

	return (r);
}

static size_t
scheduler_proc_commit(uint32_t msgid)
{
	size_t	s;

	log_debug("debug: scheduler-proc: PROC_SCHEDULER_COMMIT");

	imsg_compose(&ibuf, PROC_SCHEDULER_COMMIT, 0, 0, -1,
	    &msgid, sizeof(msgid));

	scheduler_proc_call();
	scheduler_proc_read(&s, sizeof(s));
	scheduler_proc_end();

	return (s);
}

static size_t
scheduler_proc_rollback(uint32_t msgid)
{
	size_t	s;

	log_debug("debug: scheduler-proc: PROC_SCHEDULER_ROLLBACK");

	imsg_compose(&ibuf, PROC_SCHEDULER_ROLLBACK, 0, 0, -1,
	    &msgid, sizeof(msgid));

	scheduler_proc_call();
	scheduler_proc_read(&s, sizeof(s));
	scheduler_proc_end();

	return (s);
}

static int
scheduler_proc_update(struct scheduler_info *si)
{
	int	r;

	log_debug("debug: scheduler-proc: PROC_SCHEDULER_UPDATE");

	imsg_compose(&ibuf, PROC_SCHEDULER_UPDATE, 0, 0, -1, si, sizeof(*si));

	scheduler_proc_call();
	scheduler_proc_read(&r, sizeof(r));
	if (r == 1)
		scheduler_proc_read(si, sizeof(*si));
	scheduler_proc_end();

	return (r);
}

static int
scheduler_proc_delete(uint64_t evpid)
{
	int	r;

	log_debug("debug: scheduler-proc: PROC_SCHEDULER_DELETE");

	imsg_compose(&ibuf, PROC_SCHEDULER_DELETE, 0, 0, -1,
	    &evpid, sizeof(evpid));

	scheduler_proc_call();
	scheduler_proc_read(&r, sizeof(r));
	scheduler_proc_end();

	return (r);
}

static int
scheduler_proc_hold(uint64_t evpid, uint64_t holdq)
{
	struct ibuf	*buf;
	int		 r;

	log_debug("debug: scheduler-proc: PROC_SCHEDULER_HOLD");

	buf = imsg_create(&ibuf, PROC_SCHEDULER_HOLD, 0, 0,
	    sizeof(evpid) + sizeof(holdq));
	if (buf == NULL)
		return (-1);
	if (imsg_add(buf, &evpid, sizeof(evpid)) == -1)
		return (-1);
	if (imsg_add(buf, &holdq, sizeof(holdq)) == -1)
		return (-1);
	imsg_close(&ibuf, buf);

	scheduler_proc_call();

	scheduler_proc_read(&r, sizeof(r));
	scheduler_proc_end();

	return (r);
}

static int
scheduler_proc_release(int type, uint64_t holdq, int n)
{
	struct ibuf	*buf;
	int		 r;

	log_debug("debug: scheduler-proc: PROC_SCHEDULER_RELEASE");

	buf = imsg_create(&ibuf, PROC_SCHEDULER_RELEASE, 0, 0,
	    sizeof(holdq) + sizeof(n));
	if (buf == NULL)
		return (-1);
	if (imsg_add(buf, &type, sizeof(type)) == -1)
		return (-1);
	if (imsg_add(buf, &holdq, sizeof(holdq)) == -1)
		return (-1);
	if (imsg_add(buf, &n, sizeof(n)) == -1)
		return (-1);
	imsg_close(&ibuf, buf);

	scheduler_proc_call();

	scheduler_proc_read(&r, sizeof(r));
	scheduler_proc_end();

	return (r);
}

static int
scheduler_proc_batch(int typemask, int *delay, size_t *count, uint64_t *evpids, int *types)
{
	struct ibuf	*buf;
	int		 r;

	log_debug("debug: scheduler-proc: PROC_SCHEDULER_BATCH");

	buf = imsg_create(&ibuf, PROC_SCHEDULER_BATCH, 0, 0,
	    sizeof(typemask) + sizeof(*count));
	if (buf == NULL)
		return (-1);
	if (imsg_add(buf, &typemask, sizeof(typemask)) == -1)
		return (-1);
	if (imsg_add(buf, count, sizeof(*count)) == -1)
		return (-1);
	imsg_close(&ibuf, buf);

	scheduler_proc_call();
	scheduler_proc_read(&r, sizeof(r));
	scheduler_proc_read(delay, sizeof(*delay));
	scheduler_proc_read(count, sizeof(*count));
	if (r > 0) {
		scheduler_proc_read(evpids, sizeof(*evpids) * (*count));
		scheduler_proc_read(types, sizeof(*types) * (*count));
	}
	scheduler_proc_end();

	return (r);
}

static size_t
scheduler_proc_messages(uint32_t from, uint32_t *dst, size_t size)
{
	struct ibuf	*buf;
	size_t		 s;

	log_debug("debug: scheduler-proc: PROC_SCHEDULER_MESSAGES");

	buf = imsg_create(&ibuf, PROC_SCHEDULER_MESSAGES, 0, 0,
	    sizeof(from) + sizeof(size));
	if (buf == NULL)
		return (-1);
	if (imsg_add(buf, &from, sizeof(from)) == -1)
		return (-1);
	if (imsg_add(buf, &size, sizeof(size)) == -1)
		return (-1);
	imsg_close(&ibuf, buf);

	scheduler_proc_call();

	s = rlen / sizeof(*dst);
	scheduler_proc_read(dst, s * sizeof(*dst));
	scheduler_proc_end();

	return (s);
}

static size_t
scheduler_proc_envelopes(uint64_t from, struct evpstate *dst, size_t size)
{
	struct ibuf	*buf;
	size_t		 s;

	log_debug("debug: scheduler-proc: PROC_SCHEDULER_ENVELOPES");

	buf = imsg_create(&ibuf, PROC_SCHEDULER_ENVELOPES, 0, 0,
	    sizeof(from) + sizeof(size));
	if (buf == NULL)
		return (-1);
	if (imsg_add(buf, &from, sizeof(from)) == -1)
		return (-1);
	if (imsg_add(buf, &size, sizeof(size)) == -1)
		return (-1);
	imsg_close(&ibuf, buf);

	scheduler_proc_call();

	s = rlen / sizeof(*dst);
	scheduler_proc_read(dst, s * sizeof(*dst));
	scheduler_proc_end();

	return (s);
}

static int
scheduler_proc_schedule(uint64_t evpid)
{
	int	r;

	log_debug("debug: scheduler-proc: PROC_SCHEDULER_SCHEDULE");

	imsg_compose(&ibuf, PROC_SCHEDULER_SCHEDULE, 0, 0, -1,
	    &evpid, sizeof(evpid));

	scheduler_proc_call();

	scheduler_proc_read(&r, sizeof(r));
	scheduler_proc_end();

	return (r);
}

static int
scheduler_proc_remove(uint64_t evpid)
{
	int	r;

	log_debug("debug: scheduler-proc: PROC_SCHEDULER_REMOVE");

	imsg_compose(&ibuf, PROC_SCHEDULER_REMOVE, 0, 0, -1,
	    &evpid, sizeof(evpid));

	scheduler_proc_call();

	scheduler_proc_read(&r, sizeof(r));
	scheduler_proc_end();

	return (r);
}

static int
scheduler_proc_suspend(uint64_t evpid)
{
	int	r;

	log_debug("debug: scheduler-proc: PROC_SCHEDULER_SUSPEND");

	imsg_compose(&ibuf, PROC_SCHEDULER_SUSPEND, 0, 0, -1,
	    &evpid, sizeof(evpid));

	scheduler_proc_call();

	scheduler_proc_read(&r, sizeof(r));
	scheduler_proc_end();

	return (r);
}

static int
scheduler_proc_resume(uint64_t evpid)
{
	int	r;

	log_debug("debug: scheduler-proc: PROC_SCHEDULER_RESUME");

	imsg_compose(&ibuf, PROC_SCHEDULER_RESUME, 0, 0, -1,
	    &evpid, sizeof(evpid));

	scheduler_proc_call();

	scheduler_proc_read(&r, sizeof(r));
	scheduler_proc_end();

	return (r);
}

struct scheduler_backend scheduler_backend_proc = {
	scheduler_proc_init,
	scheduler_proc_insert,
	scheduler_proc_commit,
	scheduler_proc_rollback,
	scheduler_proc_update,
	scheduler_proc_delete,
	scheduler_proc_hold,
	scheduler_proc_release,
	scheduler_proc_batch,
	scheduler_proc_messages,
	scheduler_proc_envelopes,
	scheduler_proc_schedule,
	scheduler_proc_remove,
	scheduler_proc_suspend,
	scheduler_proc_resume,
};


Generated by: GCOVR (Version 3.3)

Line	Branch	Exec	Source
1			/* $OpenBSD: scheduler_proc.c,v 1.8 2015/12/05 13:14:21 claudio Exp $ */
2
3			/*
4			* Copyright (c) 2013 Eric Faurot <eric@openbsd.org>
5			*
6			* Permission to use, copy, modify, and distribute this software for any
7			* purpose with or without fee is hereby granted, provided that the above
8			* copyright notice and this permission notice appear in all copies.
9			*
10			* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11			* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12			* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13			* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14			* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
15			* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
16			* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17			*/
18
19			#include <sys/types.h>
20			#include <sys/queue.h>
21			#include <sys/tree.h>
22			#include <sys/socket.h>
23
24			#include <ctype.h>
25			#include <errno.h>
26			#include <event.h>
27			#include <fcntl.h>
28			#include <imsg.h>
29			#include <stdio.h>
30			#include <stdlib.h>
31			#include <string.h>
32			#include <unistd.h>
33			#include <limits.h>
34
35			#include "smtpd.h"
36			#include "log.h"
37
38			static struct imsgbuf ibuf;
39			static struct imsg imsg;
40			static size_t rlen;
41			static char *rdata;
42
43			static void
44			scheduler_proc_call(void)
45			{
46			ssize_t n;
47
48			if (imsg_flush(&ibuf) == -1) {
49			log_warn("warn: scheduler-proc: imsg_flush");
50			fatalx("scheduler-proc: exiting");
51			}
52
53			while (1) {
54			if ((n = imsg_get(&ibuf, &imsg)) == -1) {
55			log_warn("warn: scheduler-proc: imsg_get");
56			break;
57			}
58			if (n) {
59			rlen = imsg.hdr.len - IMSG_HEADER_SIZE;
60			rdata = imsg.data;
61
62			if (imsg.hdr.type != PROC_SCHEDULER_OK) {
63			log_warnx("warn: scheduler-proc: bad response");
64			break;
65			}
66			return;
67			}
68
69			if ((n = imsg_read(&ibuf)) == -1 && errno != EAGAIN) {
70			log_warn("warn: scheduler-proc: imsg_read");
71			break;
72			}
73
74			if (n == 0) {
75			log_warnx("warn: scheduler-proc: pipe closed");
76			break;
77			}
78			}
79
80			fatalx("scheduler-proc: exiting");
81			}
82
83			static void
84			scheduler_proc_read(void *dst, size_t len)
85			{
86			if (len > rlen) {
87			log_warnx("warn: scheduler-proc: bad msg len");
88			fatalx("scheduler-proc: exiting");
89			}
90
91			memmove(dst, rdata, len);
92			rlen -= len;
93			rdata += len;
94			}
95
96			static void
97			scheduler_proc_end(void)
98			{
99			if (rlen) {
100			log_warnx("warn: scheduler-proc: bogus data");
101			fatalx("scheduler-proc: exiting");
102			}
103			imsg_free(&imsg);
104			}
105
106			/*
107			* API
108			*/
109
110			static int
111			scheduler_proc_init(const char *conf)
112			{
113			int fd, r;
114			uint32_t version;
115
116			fd = fork_proc_backend("scheduler", conf, "scheduler-proc");
117			if (fd == -1)
118			fatalx("scheduler-proc: exiting");
119
120			imsg_init(&ibuf, fd);
121
122			version = PROC_SCHEDULER_API_VERSION;
123			imsg_compose(&ibuf, PROC_SCHEDULER_INIT, 0, 0, -1,
124			&version, sizeof(version));
125			scheduler_proc_call();
126			scheduler_proc_read(&r, sizeof(r));
127			scheduler_proc_end();
128
129			return (1);
130			}
131
132			static int
133			scheduler_proc_insert(struct scheduler_info *si)
134			{
135			int r;
136
137			log_debug("debug: scheduler-proc: PROC_SCHEDULER_INSERT");
138
139			imsg_compose(&ibuf, PROC_SCHEDULER_INSERT, 0, 0, -1, si, sizeof(*si));
140
141			scheduler_proc_call();
142			scheduler_proc_read(&r, sizeof(r));
143			scheduler_proc_end();
144
145			return (r);
146			}
147
148			static size_t
149			scheduler_proc_commit(uint32_t msgid)
150			{
151			size_t s;
152
153			log_debug("debug: scheduler-proc: PROC_SCHEDULER_COMMIT");
154
155			imsg_compose(&ibuf, PROC_SCHEDULER_COMMIT, 0, 0, -1,
156			&msgid, sizeof(msgid));
157
158			scheduler_proc_call();
159			scheduler_proc_read(&s, sizeof(s));
160			scheduler_proc_end();
161
162			return (s);
163			}
164
165			static size_t
166			scheduler_proc_rollback(uint32_t msgid)
167			{
168			size_t s;
169
170			log_debug("debug: scheduler-proc: PROC_SCHEDULER_ROLLBACK");
171
172			imsg_compose(&ibuf, PROC_SCHEDULER_ROLLBACK, 0, 0, -1,
173			&msgid, sizeof(msgid));
174
175			scheduler_proc_call();
176			scheduler_proc_read(&s, sizeof(s));
177			scheduler_proc_end();
178
179			return (s);
180			}
181
182			static int
183			scheduler_proc_update(struct scheduler_info *si)
184			{
185			int r;
186
187			log_debug("debug: scheduler-proc: PROC_SCHEDULER_UPDATE");
188
189			imsg_compose(&ibuf, PROC_SCHEDULER_UPDATE, 0, 0, -1, si, sizeof(*si));
190
191			scheduler_proc_call();
192			scheduler_proc_read(&r, sizeof(r));
193			if (r == 1)
194			scheduler_proc_read(si, sizeof(*si));
195			scheduler_proc_end();
196
197			return (r);
198			}
199
200			static int
201			scheduler_proc_delete(uint64_t evpid)
202			{
203			int r;
204
205			log_debug("debug: scheduler-proc: PROC_SCHEDULER_DELETE");
206
207			imsg_compose(&ibuf, PROC_SCHEDULER_DELETE, 0, 0, -1,
208			&evpid, sizeof(evpid));
209
210			scheduler_proc_call();
211			scheduler_proc_read(&r, sizeof(r));
212			scheduler_proc_end();
213
214			return (r);
215			}
216
217			static int
218			scheduler_proc_hold(uint64_t evpid, uint64_t holdq)
219			{
220			struct ibuf *buf;
221			int r;
222
223			log_debug("debug: scheduler-proc: PROC_SCHEDULER_HOLD");
224
225			buf = imsg_create(&ibuf, PROC_SCHEDULER_HOLD, 0, 0,
226			sizeof(evpid) + sizeof(holdq));
227			if (buf == NULL)
228			return (-1);
229			if (imsg_add(buf, &evpid, sizeof(evpid)) == -1)
230			return (-1);
231			if (imsg_add(buf, &holdq, sizeof(holdq)) == -1)
232			return (-1);
233			imsg_close(&ibuf, buf);
234
235			scheduler_proc_call();
236
237			scheduler_proc_read(&r, sizeof(r));
238			scheduler_proc_end();
239
240			return (r);
241			}
242
243			static int
244			scheduler_proc_release(int type, uint64_t holdq, int n)
245			{
246			struct ibuf *buf;
247			int r;
248
249			log_debug("debug: scheduler-proc: PROC_SCHEDULER_RELEASE");
250
251			buf = imsg_create(&ibuf, PROC_SCHEDULER_RELEASE, 0, 0,
252			sizeof(holdq) + sizeof(n));
253			if (buf == NULL)
254			return (-1);
255			if (imsg_add(buf, &type, sizeof(type)) == -1)
256			return (-1);
257			if (imsg_add(buf, &holdq, sizeof(holdq)) == -1)
258			return (-1);
259			if (imsg_add(buf, &n, sizeof(n)) == -1)
260			return (-1);
261			imsg_close(&ibuf, buf);
262
263			scheduler_proc_call();
264
265			scheduler_proc_read(&r, sizeof(r));
266			scheduler_proc_end();
267
268			return (r);
269			}
270
271			static int
272			scheduler_proc_batch(int typemask, int delay, size_t count, uint64_t evpids, int types)
273			{
274			struct ibuf *buf;
275			int r;
276
277			log_debug("debug: scheduler-proc: PROC_SCHEDULER_BATCH");
278
279			buf = imsg_create(&ibuf, PROC_SCHEDULER_BATCH, 0, 0,
280			sizeof(typemask) + sizeof(*count));
281			if (buf == NULL)
282			return (-1);
283			if (imsg_add(buf, &typemask, sizeof(typemask)) == -1)
284			return (-1);
285			if (imsg_add(buf, count, sizeof(*count)) == -1)
286			return (-1);
287			imsg_close(&ibuf, buf);
288
289			scheduler_proc_call();
290			scheduler_proc_read(&r, sizeof(r));
291			scheduler_proc_read(delay, sizeof(*delay));
292			scheduler_proc_read(count, sizeof(*count));
293			if (r > 0) {
294			scheduler_proc_read(evpids, sizeof(evpids) (*count));
295			scheduler_proc_read(types, sizeof(types) (*count));
296			}
297			scheduler_proc_end();
298
299			return (r);
300			}
301
302			static size_t
303			scheduler_proc_messages(uint32_t from, uint32_t *dst, size_t size)
304			{
305			struct ibuf *buf;
306			size_t s;
307
308			log_debug("debug: scheduler-proc: PROC_SCHEDULER_MESSAGES");
309
310			buf = imsg_create(&ibuf, PROC_SCHEDULER_MESSAGES, 0, 0,
311			sizeof(from) + sizeof(size));
312			if (buf == NULL)
313			return (-1);
314			if (imsg_add(buf, &from, sizeof(from)) == -1)
315			return (-1);
316			if (imsg_add(buf, &size, sizeof(size)) == -1)
317			return (-1);
318			imsg_close(&ibuf, buf);
319
320			scheduler_proc_call();
321
322			s = rlen / sizeof(*dst);
323			scheduler_proc_read(dst, s * sizeof(*dst));
324			scheduler_proc_end();
325
326			return (s);
327			}
328
329			static size_t
330			scheduler_proc_envelopes(uint64_t from, struct evpstate *dst, size_t size)
331			{
332			struct ibuf *buf;
333			size_t s;
334
335			log_debug("debug: scheduler-proc: PROC_SCHEDULER_ENVELOPES");
336
337			buf = imsg_create(&ibuf, PROC_SCHEDULER_ENVELOPES, 0, 0,
338			sizeof(from) + sizeof(size));
339			if (buf == NULL)
340			return (-1);
341			if (imsg_add(buf, &from, sizeof(from)) == -1)
342			return (-1);
343			if (imsg_add(buf, &size, sizeof(size)) == -1)
344			return (-1);
345			imsg_close(&ibuf, buf);
346
347			scheduler_proc_call();
348
349			s = rlen / sizeof(*dst);
350			scheduler_proc_read(dst, s * sizeof(*dst));
351			scheduler_proc_end();
352
353			return (s);
354			}
355
356			static int
357			scheduler_proc_schedule(uint64_t evpid)
358			{
359			int r;
360
361			log_debug("debug: scheduler-proc: PROC_SCHEDULER_SCHEDULE");
362
363			imsg_compose(&ibuf, PROC_SCHEDULER_SCHEDULE, 0, 0, -1,
364			&evpid, sizeof(evpid));
365
366			scheduler_proc_call();
367
368			scheduler_proc_read(&r, sizeof(r));
369			scheduler_proc_end();
370
371			return (r);
372			}
373
374			static int
375			scheduler_proc_remove(uint64_t evpid)
376			{
377			int r;
378
379			log_debug("debug: scheduler-proc: PROC_SCHEDULER_REMOVE");
380
381			imsg_compose(&ibuf, PROC_SCHEDULER_REMOVE, 0, 0, -1,
382			&evpid, sizeof(evpid));
383
384			scheduler_proc_call();
385
386			scheduler_proc_read(&r, sizeof(r));
387			scheduler_proc_end();
388
389			return (r);
390			}
391
392			static int
393			scheduler_proc_suspend(uint64_t evpid)
394			{
395			int r;
396
397			log_debug("debug: scheduler-proc: PROC_SCHEDULER_SUSPEND");
398
399			imsg_compose(&ibuf, PROC_SCHEDULER_SUSPEND, 0, 0, -1,
400			&evpid, sizeof(evpid));
401
402			scheduler_proc_call();
403
404			scheduler_proc_read(&r, sizeof(r));
405			scheduler_proc_end();
406
407			return (r);
408			}
409
410			static int
411			scheduler_proc_resume(uint64_t evpid)
412			{
413			int r;
414
415			log_debug("debug: scheduler-proc: PROC_SCHEDULER_RESUME");
416
417			imsg_compose(&ibuf, PROC_SCHEDULER_RESUME, 0, 0, -1,
418			&evpid, sizeof(evpid));
419
420			scheduler_proc_call();
421
422			scheduler_proc_read(&r, sizeof(r));
423			scheduler_proc_end();
424
425			return (r);
426			}
427
428			struct scheduler_backend scheduler_backend_proc = {
429			scheduler_proc_init,
430			scheduler_proc_insert,
431			scheduler_proc_commit,
432			scheduler_proc_rollback,
433			scheduler_proc_update,
434			scheduler_proc_delete,
435			scheduler_proc_hold,
436			scheduler_proc_release,
437			scheduler_proc_batch,
438			scheduler_proc_messages,
439			scheduler_proc_envelopes,
440			scheduler_proc_schedule,
441			scheduler_proc_remove,
442			scheduler_proc_suspend,
443			scheduler_proc_resume,
444			};