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usr / src / contrib / ntp / lib / isc / unix /

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📄 app.c(23.27 KB)
📄 dir.c(5.15 KB)
📄 entropy.c(13.9 KB)
📄 errno2result.c(3.03 KB)
📄 errno2result.h(1.32 KB)
📄 file.c(13.29 KB)
📄 fsaccess.c(2.36 KB)
📄 ifiter_getifaddrs.c(7.21 KB)
📄 ifiter_ioctl.c(27.1 KB)
📄 ifiter_sysctl.c(8.28 KB)
📁 include
📄 interfaceiter.c(8.24 KB)
📄 ipv6.c(1.06 KB)
📄 keyboard.c(2.99 KB)
📄 net.c(12.11 KB)
📄 os.c(2.13 KB)
📄 resource.c(6.01 KB)
📄 socket.c(155.23 KB)
📄 socket_p.h(1.28 KB)
📄 stdio.c(2.74 KB)
📄 stdtime.c(2.09 KB)
📄 strerror.c(2.07 KB)
📄 syslog.c(2.13 KB)
📄 time.c(10.52 KB)

Editing: stdtime.c

/*
 * Copyright (C) 2004, 2005, 2007  Internet Systems Consortium, Inc. ("ISC")
 * Copyright (C) 1999-2001  Internet Software Consortium.
 *
 * Permission to use, copy, modify, and/or 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 ISC DISCLAIMS ALL WARRANTIES WITH
 * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
 * AND FITNESS.  IN NO EVENT SHALL ISC 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.
 */

/* $Id: stdtime.c,v 1.19 2007/06/19 23:47:18 tbox Exp $ */

/*! \file */

#include <config.h>

#include <stddef.h>	/* NULL */
#include <stdlib.h>	/* NULL */
#include <syslog.h>

#include <sys/time.h>

#include <isc/stdtime.h>
#include <isc/util.h>

#ifndef ISC_FIX_TV_USEC
#define ISC_FIX_TV_USEC 1
#endif

#define US_PER_S 1000000

#if ISC_FIX_TV_USEC
static inline void
fix_tv_usec(struct timeval *tv) {
	isc_boolean_t fixed = ISC_FALSE;

if (tv->tv_usec < 0) {
		fixed = ISC_TRUE;
		do {
			tv->tv_sec -= 1;
			tv->tv_usec += US_PER_S;
		} while (tv->tv_usec < 0);
	} else if (tv->tv_usec >= US_PER_S) {
		fixed = ISC_TRUE;
		do {
			tv->tv_sec += 1;
			tv->tv_usec -= US_PER_S;
		} while (tv->tv_usec >=US_PER_S);
	}
	/*
	 * Call syslog directly as we are called from the logging functions.
	 */
	if (fixed)
		(void)syslog(LOG_ERR, "gettimeofday returned bad tv_usec: corrected");
}
#endif

void
isc_stdtime_get(isc_stdtime_t *t) {
	struct timeval tv;

/*
	 * Set 't' to the number of seconds since 00:00:00 UTC, January 1,
	 * 1970.
	 */

REQUIRE(t != NULL);

RUNTIME_CHECK(gettimeofday(&tv, NULL) != -1);

#if ISC_FIX_TV_USEC
	fix_tv_usec(&tv);
	INSIST(tv.tv_usec >= 0);
#else
	INSIST(tv.tv_usec >= 0 && tv.tv_usec < US_PER_S);
#endif

*t = (unsigned int)tv.tv_sec;
}

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Editing: stdtime.c

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