[unix-history] / usr / src / usr.lib / sendmail / src / stats.c

/*
 * Copyright (c) 1983 Eric P. Allman
 * Copyright (c) 1988 Regents of the University of California.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms are permitted
 * provided that the above copyright notice and this paragraph are
 * duplicated in all such forms and that any documentation,
 * advertising materials, and other materials related to such
 * distribution and use acknowledge that the software was developed
 * by the University of California, Berkeley.  The name of the
 * University may not be used to endorse or promote products derived
 * from this software without specific prior written permission.
 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
 * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
 */

#ifndef lint
static char sccsid[] = "@(#)stats.c	5.10 (Berkeley) 6/30/88";
#endif /* not lint */

# include "sendmail.h"
# include "mailstats.h"

struct statistics	Stat;

#define ONE_K		1000		/* one thousand (twenty-four?) */
#define KBYTES(x)	(((x) + (ONE_K - 1)) / ONE_K)
\f/*
**  MARKSTATS -- mark statistics
*/

markstats(e, to)
	register ENVELOPE *e;
	register ADDRESS *to;
{
	if (to == NULL)
	{
		if (e->e_from.q_mailer != NULL)
		{
			Stat.stat_nf[e->e_from.q_mailer->m_mno]++;
			Stat.stat_bf[e->e_from.q_mailer->m_mno] +=
				KBYTES(CurEnv->e_msgsize);
		}
	}
	else
	{
		Stat.stat_nt[to->q_mailer->m_mno]++;
		Stat.stat_bt[to->q_mailer->m_mno] += KBYTES(CurEnv->e_msgsize);
	}
}
\f/*
**  POSTSTATS -- post statistics in the statistics file
**
**	Parameters:
**		sfile -- the name of the statistics file.
**
**	Returns:
**		none.
**
**	Side Effects:
**		merges the Stat structure with the sfile file.
*/

poststats(sfile)
	char *sfile;
{
	register int fd;
	struct statistics stat;
	extern off_t lseek();

	if (sfile == NULL)
		return;

	(void) time(&Stat.stat_itime);
	Stat.stat_size = sizeof Stat;

	fd = open(sfile, 2);
	if (fd < 0)
	{
		errno = 0;
		return;
	}
	if (read(fd, (char *) &stat, sizeof stat) == sizeof stat &&
	    stat.stat_size == sizeof stat)
	{
		/* merge current statistics into statfile */
		register int i;

		for (i = 0; i < MAXMAILERS; i++)
		{
			stat.stat_nf[i] += Stat.stat_nf[i];
			stat.stat_bf[i] += Stat.stat_bf[i];
			stat.stat_nt[i] += Stat.stat_nt[i];
			stat.stat_bt[i] += Stat.stat_bt[i];
		}
	}
	else
		bcopy((char *) &Stat, (char *) &stat, sizeof stat);

	/* write out results */
	(void) lseek(fd, (off_t) 0, 0);
	(void) write(fd, (char *) &stat, sizeof stat);
	(void) close(fd);
}
Commit	Line	Data
b2a81223	1	/*
dc45ba8c	2	* Copyright (c) 1983 Eric P. Allman
bee79b64 KB	3	* Copyright (c) 1988 Regents of the University of California.
	4	* All rights reserved.
	5	*
	6	* Redistribution and use in source and binary forms are permitted
dc45ba8c KB	7	* provided that the above copyright notice and this paragraph are
	8	* duplicated in all such forms and that any documentation,
	9	* advertising materials, and other materials related to such
	10	* distribution and use acknowledge that the software was developed
	11	* by the University of California, Berkeley. The name of the
	12	* University may not be used to endorse or promote products derived
	13	* from this software without specific prior written permission.
	14	* THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
	15	* IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
	16	* WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
bee79b64	17	*/
b2a81223 DF	18
b2a81223 DF	19	#ifndef lint
ca67e7b4	20	static char sccsid[] = "@(#)stats.c 5.10 (Berkeley) 6/30/88";
bee79b64	21	#endif /* not lint */
b2a81223	22
334bcb35	23	# include "sendmail.h"
13083572	24	# include "mailstats.h"
7338e3d4 EA	25
7338e3d4 EA	26	struct statistics Stat;
2e3062fe EA	27
	28	#define ONE_K 1000 /* one thousand (twenty-four?) */
	29	#define KBYTES(x) (((x) + (ONE_K - 1)) / ONE_K)
7338e3d4 EA	30	\f/*
	31	** MARKSTATS -- mark statistics
	32	*/
	33
	34	markstats(e, to)
	35	register ENVELOPE *e;
	36	register ADDRESS *to;
	37	{
	38	if (to == NULL)
	39	{
a1a07282	40	if (e->e_from.q_mailer != NULL)
189a3471 MAN	41	{
	42	Stat.stat_nf[e->e_from.q_mailer->m_mno]++;
	43	Stat.stat_bf[e->e_from.q_mailer->m_mno] +=
650a0daf	44	KBYTES(CurEnv->e_msgsize);
189a3471	45	}
7338e3d4 EA	46	}
	47	else
	48	{
	49	Stat.stat_nt[to->q_mailer->m_mno]++;
2e3062fe	50	Stat.stat_bt[to->q_mailer->m_mno] += KBYTES(CurEnv->e_msgsize);
7338e3d4 EA	51	}
	52	}
	53	\f/*
334bcb35 EA	54	** POSTSTATS -- post statistics in the statistics file
	55	**
	56	** Parameters:
	57	** sfile -- the name of the statistics file.
	58	**
	59	** Returns:
	60	** none.
	61	**
	62	** Side Effects:
	63	** merges the Stat structure with the sfile file.
	64	*/
	65
334bcb35 EA	66	poststats(sfile)
	67	char *sfile;
	68	{
	69	register int fd;
	70	struct statistics stat;
17a67c62	71	extern off_t lseek();
334bcb35	72
666b39ad EA	73	if (sfile == NULL)
	74	return;
	75
74c5fe7c	76	(void) time(&Stat.stat_itime);
334bcb35 EA	77	Stat.stat_size = sizeof Stat;
	78
	79	fd = open(sfile, 2);
	80	if (fd < 0)
70faa7c8 EA	81	{
70faa7c8 EA	82	errno = 0;
334bcb35	83	return;
70faa7c8	84	}
74c5fe7c	85	if (read(fd, (char *) &stat, sizeof stat) == sizeof stat &&
334bcb35 EA	86	stat.stat_size == sizeof stat)
	87	{
	88	/* merge current statistics into statfile */
	89	register int i;
	90
	91	for (i = 0; i < MAXMAILERS; i++)
	92	{
	93	stat.stat_nf[i] += Stat.stat_nf[i];
	94	stat.stat_bf[i] += Stat.stat_bf[i];
	95	stat.stat_nt[i] += Stat.stat_nt[i];
	96	stat.stat_bt[i] += Stat.stat_bt[i];
	97	}
	98	}
	99	else
83f674d8	100	bcopy((char ) &Stat, (char ) &stat, sizeof stat);
334bcb35 EA	101
334bcb35 EA	102	/* write out results */
17a67c62	103	(void) lseek(fd, (off_t) 0, 0);
74c5fe7c EA	104	(void) write(fd, (char *) &stat, sizeof stat);
74c5fe7c EA	105	(void) close(fd);
334bcb35	106	}