root/ext/standard/microtime.c

DEFINITIONS

1. _php_gettimeofday
2. PHP_FUNCTION
3. PHP_FUNCTION
4. PHP_FUNCTION

/*
   +----------------------------------------------------------------------+
   | PHP Version 5                                                        |
   +----------------------------------------------------------------------+
   | Copyright (c) 1997-2008 The PHP Group                                |
   +----------------------------------------------------------------------+
   | This source file is subject to version 3.01 of the PHP license,      |
   | that is bundled with this package in the file LICENSE, and is        |
   | available through the world-wide-web at the following url:           |
   | http://www.php.net/license/3_01.txt                                  |
   | If you did not receive a copy of the PHP license and are unable to   |
   | obtain it through the world-wide-web, please send a note to          |
   | license@php.net so we can mail you a copy immediately.               |
   +----------------------------------------------------------------------+
   | Author: Paul Panotzki - Bunyip Information Systems                   |
   +----------------------------------------------------------------------+
 */

/* $Id: microtime.c,v 1.53.2.2.2.4 2007/12/31 07:20:13 sebastian Exp $ */

#include "php.h"

#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#ifdef PHP_WIN32
#include "win32/time.h"
#elif defined(NETWARE)
#include <sys/timeval.h>
#include <sys/time.h>
#else
#include <sys/time.h>
#endif
#ifdef HAVE_SYS_RESOURCE_H
#include <sys/resource.h>
#endif
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
#include <stdlib.h>
#include <string.h>
#include <stdio.h>
#include <errno.h>

#include "microtime.h"
#include "ext/date/php_date.h"

#define NUL  '\0'
#define MICRO_IN_SEC 1000000.00
#define SEC_IN_MIN 60

#ifdef HAVE_GETTIMEOFDAY
static void _php_gettimeofday(INTERNAL_FUNCTION_PARAMETERS, int mode)
{
        zend_bool get_as_float = 0;
        struct timeval tp = {0};
        struct timezone tz = {0};

        if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "|b", &get_as_float) == FAILURE) {
                return;
        }

        if (gettimeofday(&tp, &tz)) {
                RETURN_FALSE;
        }

        if (get_as_float) {
                RETURN_DOUBLE((double)(tp.tv_sec + tp.tv_usec / MICRO_IN_SEC));
        }

        if (mode) {
                timelib_time_offset *offset;

                offset = timelib_get_time_zone_info(tp.tv_sec, get_timezone_info(TSRMLS_C));
                                
                array_init(return_value);
                add_assoc_long(return_value, "sec", tp.tv_sec);
                add_assoc_long(return_value, "usec", tp.tv_usec);

                add_assoc_long(return_value, "minuteswest", -offset->offset / SEC_IN_MIN);
                add_assoc_long(return_value, "dsttime", offset->is_dst);

                timelib_time_offset_dtor(offset);
        } else {
                char ret[100];

                snprintf(ret, 100, "%.8F %ld", tp.tv_usec / MICRO_IN_SEC, tp.tv_sec);
                RETURN_STRING(ret, 1);
        }
}

/* {{{ proto mixed microtime([bool get_as_float])
   Returns either a string or a float containing the current time in seconds and microseconds */
PHP_FUNCTION(microtime)
{
        _php_gettimeofday(INTERNAL_FUNCTION_PARAM_PASSTHRU, 0);
}
/* }}} */

/* {{{ proto array gettimeofday([bool get_as_float])
   Returns the current time as array */
PHP_FUNCTION(gettimeofday)
{
        _php_gettimeofday(INTERNAL_FUNCTION_PARAM_PASSTHRU, 1);
}
#endif
/* }}} */

#ifdef HAVE_GETRUSAGE
/* {{{ proto array getrusage([int who])
   Returns an array of usage statistics */
PHP_FUNCTION(getrusage)
{
        struct rusage usg;
        long pwho = 0;
        int who = RUSAGE_SELF;

        if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "|l", &pwho) == FAILURE) {
                return;
        }
        
        if (pwho == 1) {
                who = RUSAGE_CHILDREN;
        }

        memset(&usg, 0, sizeof(struct rusage));

        if (getrusage(who, &usg) == -1) {
                RETURN_FALSE;
        }

        array_init(return_value);
#define PHP_RUSAGE_PARA(a) \
                add_assoc_long(return_value, #a, usg.a)
#if !defined( _OSD_POSIX) && !defined(__BEOS__) /* BS2000 has only a few fields in the rusage struct */
        PHP_RUSAGE_PARA(ru_oublock);
        PHP_RUSAGE_PARA(ru_inblock);
        PHP_RUSAGE_PARA(ru_msgsnd);
        PHP_RUSAGE_PARA(ru_msgrcv);
        PHP_RUSAGE_PARA(ru_maxrss);
        PHP_RUSAGE_PARA(ru_ixrss);
        PHP_RUSAGE_PARA(ru_idrss);
        PHP_RUSAGE_PARA(ru_minflt);
        PHP_RUSAGE_PARA(ru_majflt);
        PHP_RUSAGE_PARA(ru_nsignals);
        PHP_RUSAGE_PARA(ru_nvcsw);
        PHP_RUSAGE_PARA(ru_nivcsw);
        PHP_RUSAGE_PARA(ru_nswap);
#endif /*_OSD_POSIX*/
        PHP_RUSAGE_PARA(ru_utime.tv_usec);
        PHP_RUSAGE_PARA(ru_utime.tv_sec);
        PHP_RUSAGE_PARA(ru_stime.tv_usec);
        PHP_RUSAGE_PARA(ru_stime.tv_sec);
#undef PHP_RUSAGE_PARA
}
#endif /* HAVE_GETRUSAGE */

/* }}} */

/*
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