1 : /*
2 : +----------------------------------------------------------------------+
3 : | PHP Version 5 |
4 : +----------------------------------------------------------------------+
5 : | Copyright (c) 1997-2009 The PHP Group |
6 : +----------------------------------------------------------------------+
7 : | This source file is subject to version 3.01 of the PHP license, |
8 : | that is bundled with this package in the file LICENSE, and is |
9 : | available through the world-wide-web at the following url: |
10 : | http://www.php.net/license/3_01.txt |
11 : | If you did not receive a copy of the PHP license and are unable to |
12 : | obtain it through the world-wide-web, please send a note to |
13 : | license@php.net so we can mail you a copy immediately. |
14 : +----------------------------------------------------------------------+
15 : | Author: Paul Panotzki - Bunyip Information Systems |
16 : +----------------------------------------------------------------------+
17 : */
18 :
19 : /* $Id: microtime.c 280907 2009-05-21 14:21:53Z lbarnaud $ */
20 :
21 : #include "php.h"
22 :
23 : #ifdef HAVE_SYS_TYPES_H
24 : #include <sys/types.h>
25 : #endif
26 : #ifdef PHP_WIN32
27 : #include "win32/time.h"
28 : #elif defined(NETWARE)
29 : #include <sys/timeval.h>
30 : #include <sys/time.h>
31 : #else
32 : #include <sys/time.h>
33 : #endif
34 : #ifdef HAVE_SYS_RESOURCE_H
35 : #include <sys/resource.h>
36 : #endif
37 : #ifdef HAVE_UNISTD_H
38 : #include <unistd.h>
39 : #endif
40 : #include <stdlib.h>
41 : #include <string.h>
42 : #include <stdio.h>
43 : #include <errno.h>
44 :
45 : #include "microtime.h"
46 : #include "ext/date/php_date.h"
47 :
48 : #define NUL '\0'
49 : #define MICRO_IN_SEC 1000000.00
50 : #define SEC_IN_MIN 60
51 :
52 : #ifdef HAVE_GETTIMEOFDAY
53 : static void _php_gettimeofday(INTERNAL_FUNCTION_PARAMETERS, int mode)
54 100052 : {
55 100052 : zend_bool get_as_float = 0;
56 100052 : struct timeval tp = {0};
57 :
58 100052 : if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "|b", &get_as_float) == FAILURE) {
59 10 : return;
60 : }
61 :
62 100042 : if (gettimeofday(&tp, NULL)) {
63 0 : RETURN_FALSE;
64 : }
65 :
66 100042 : if (get_as_float) {
67 25 : RETURN_DOUBLE((double)(tp.tv_sec + tp.tv_usec / MICRO_IN_SEC));
68 : }
69 :
70 100017 : if (mode) {
71 : timelib_time_offset *offset;
72 :
73 12 : offset = timelib_get_time_zone_info(tp.tv_sec, get_timezone_info(TSRMLS_C));
74 :
75 12 : array_init(return_value);
76 12 : add_assoc_long(return_value, "sec", tp.tv_sec);
77 12 : add_assoc_long(return_value, "usec", tp.tv_usec);
78 :
79 12 : add_assoc_long(return_value, "minuteswest", -offset->offset / SEC_IN_MIN);
80 12 : add_assoc_long(return_value, "dsttime", offset->is_dst);
81 :
82 12 : timelib_time_offset_dtor(offset);
83 : } else {
84 : char ret[100];
85 :
86 100005 : snprintf(ret, 100, "%.8F %ld", tp.tv_usec / MICRO_IN_SEC, tp.tv_sec);
87 100005 : RETURN_STRING(ret, 1);
88 : }
89 : }
90 :
91 : /* {{{ proto mixed microtime([bool get_as_float])
92 : Returns either a string or a float containing the current time in seconds and microseconds */
93 : PHP_FUNCTION(microtime)
94 100018 : {
95 100018 : _php_gettimeofday(INTERNAL_FUNCTION_PARAM_PASSTHRU, 0);
96 100018 : }
97 : /* }}} */
98 :
99 : /* {{{ proto array gettimeofday([bool get_as_float])
100 : Returns the current time as array */
101 : PHP_FUNCTION(gettimeofday)
102 34 : {
103 34 : _php_gettimeofday(INTERNAL_FUNCTION_PARAM_PASSTHRU, 1);
104 34 : }
105 : #endif
106 : /* }}} */
107 :
108 : #ifdef HAVE_GETRUSAGE
109 : /* {{{ proto array getrusage([int who])
110 : Returns an array of usage statistics */
111 : PHP_FUNCTION(getrusage)
112 31 : {
113 : struct rusage usg;
114 31 : long pwho = 0;
115 31 : int who = RUSAGE_SELF;
116 :
117 31 : if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "|l", &pwho) == FAILURE) {
118 6 : return;
119 : }
120 :
121 25 : if (pwho == 1) {
122 5 : who = RUSAGE_CHILDREN;
123 : }
124 :
125 25 : memset(&usg, 0, sizeof(struct rusage));
126 :
127 25 : if (getrusage(who, &usg) == -1) {
128 0 : RETURN_FALSE;
129 : }
130 :
131 25 : array_init(return_value);
132 : #define PHP_RUSAGE_PARA(a) \
133 : add_assoc_long(return_value, #a, usg.a)
134 : #if !defined( _OSD_POSIX) && !defined(__BEOS__) /* BS2000 has only a few fields in the rusage struct */
135 25 : PHP_RUSAGE_PARA(ru_oublock);
136 25 : PHP_RUSAGE_PARA(ru_inblock);
137 25 : PHP_RUSAGE_PARA(ru_msgsnd);
138 25 : PHP_RUSAGE_PARA(ru_msgrcv);
139 25 : PHP_RUSAGE_PARA(ru_maxrss);
140 25 : PHP_RUSAGE_PARA(ru_ixrss);
141 25 : PHP_RUSAGE_PARA(ru_idrss);
142 25 : PHP_RUSAGE_PARA(ru_minflt);
143 25 : PHP_RUSAGE_PARA(ru_majflt);
144 25 : PHP_RUSAGE_PARA(ru_nsignals);
145 25 : PHP_RUSAGE_PARA(ru_nvcsw);
146 25 : PHP_RUSAGE_PARA(ru_nivcsw);
147 25 : PHP_RUSAGE_PARA(ru_nswap);
148 : #endif /*_OSD_POSIX*/
149 25 : PHP_RUSAGE_PARA(ru_utime.tv_usec);
150 25 : PHP_RUSAGE_PARA(ru_utime.tv_sec);
151 25 : PHP_RUSAGE_PARA(ru_stime.tv_usec);
152 25 : PHP_RUSAGE_PARA(ru_stime.tv_sec);
153 : #undef PHP_RUSAGE_PARA
154 : }
155 : #endif /* HAVE_GETRUSAGE */
156 :
157 : /* }}} */
158 :
159 : /*
160 : * Local variables:
161 : * tab-width: 4
162 : * c-basic-offset: 4
163 : * End:
164 : * vim600: sw=4 ts=4 fdm=marker
165 : * vim<600: sw=4 ts=4
166 : */
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