1 : /*
2 : +----------------------------------------------------------------------+
3 : | PHP Version 5 |
4 : +----------------------------------------------------------------------+
5 : | Copyright (c) 1997-2007 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,v 1.53.2.2.2.3 2007/01/01 09:36:08 sebastian Exp $ */
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 2 : {
55 2 : zend_bool get_as_float = 0;
56 2 : struct timeval tp = {0};
57 2 : struct timezone tz = {0};
58 :
59 2 : if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "|b", &get_as_float) == FAILURE) {
60 0 : return;
61 : }
62 :
63 2 : if (gettimeofday(&tp, &tz)) {
64 0 : RETURN_FALSE;
65 : }
66 :
67 2 : if (get_as_float) {
68 2 : RETURN_DOUBLE((double)(tp.tv_sec + tp.tv_usec / MICRO_IN_SEC));
69 : }
70 :
71 0 : if (mode) {
72 : timelib_time_offset *offset;
73 :
74 0 : offset = timelib_get_time_zone_info(tp.tv_sec, get_timezone_info(TSRMLS_C));
75 :
76 0 : array_init(return_value);
77 0 : add_assoc_long(return_value, "sec", tp.tv_sec);
78 0 : add_assoc_long(return_value, "usec", tp.tv_usec);
79 :
80 0 : add_assoc_long(return_value, "minuteswest", -offset->offset / SEC_IN_MIN);
81 0 : add_assoc_long(return_value, "dsttime", offset->is_dst);
82 :
83 0 : timelib_time_offset_dtor(offset);
84 : } else {
85 : char ret[100];
86 :
87 0 : snprintf(ret, 100, "%.8F %ld", tp.tv_usec / MICRO_IN_SEC, tp.tv_sec);
88 0 : RETURN_STRING(ret, 1);
89 : }
90 : }
91 :
92 : /* {{{ proto mixed microtime([bool get_as_float])
93 : Returns either a string or a float containing the current time in seconds and microseconds */
94 : PHP_FUNCTION(microtime)
95 2 : {
96 2 : _php_gettimeofday(INTERNAL_FUNCTION_PARAM_PASSTHRU, 0);
97 2 : }
98 : /* }}} */
99 :
100 : /* {{{ proto array gettimeofday([bool get_as_float])
101 : Returns the current time as array */
102 : PHP_FUNCTION(gettimeofday)
103 0 : {
104 0 : _php_gettimeofday(INTERNAL_FUNCTION_PARAM_PASSTHRU, 1);
105 0 : }
106 : #endif
107 : /* }}} */
108 :
109 : #ifdef HAVE_GETRUSAGE
110 : /* {{{ proto array getrusage([int who])
111 : Returns an array of usage statistics */
112 : PHP_FUNCTION(getrusage)
113 0 : {
114 : struct rusage usg;
115 0 : long pwho = 0;
116 0 : int who = RUSAGE_SELF;
117 :
118 0 : if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "|l", &pwho) == FAILURE) {
119 0 : return;
120 : }
121 :
122 0 : if (pwho == 1) {
123 0 : who = RUSAGE_CHILDREN;
124 : }
125 :
126 0 : memset(&usg, 0, sizeof(struct rusage));
127 :
128 0 : if (getrusage(who, &usg) == -1) {
129 0 : RETURN_FALSE;
130 : }
131 :
132 0 : array_init(return_value);
133 : #define PHP_RUSAGE_PARA(a) \
134 : add_assoc_long(return_value, #a, usg.a)
135 : #if !defined( _OSD_POSIX) && !defined(__BEOS__) /* BS2000 has only a few fields in the rusage struct */
136 0 : PHP_RUSAGE_PARA(ru_oublock);
137 0 : PHP_RUSAGE_PARA(ru_inblock);
138 0 : PHP_RUSAGE_PARA(ru_msgsnd);
139 0 : PHP_RUSAGE_PARA(ru_msgrcv);
140 0 : PHP_RUSAGE_PARA(ru_maxrss);
141 0 : PHP_RUSAGE_PARA(ru_ixrss);
142 0 : PHP_RUSAGE_PARA(ru_idrss);
143 0 : PHP_RUSAGE_PARA(ru_minflt);
144 0 : PHP_RUSAGE_PARA(ru_majflt);
145 0 : PHP_RUSAGE_PARA(ru_nsignals);
146 0 : PHP_RUSAGE_PARA(ru_nvcsw);
147 0 : PHP_RUSAGE_PARA(ru_nivcsw);
148 0 : PHP_RUSAGE_PARA(ru_nswap);
149 : #endif /*_OSD_POSIX*/
150 0 : PHP_RUSAGE_PARA(ru_utime.tv_usec);
151 0 : PHP_RUSAGE_PARA(ru_utime.tv_sec);
152 0 : PHP_RUSAGE_PARA(ru_stime.tv_usec);
153 0 : PHP_RUSAGE_PARA(ru_stime.tv_sec);
154 : #undef PHP_RUSAGE_PARA
155 : }
156 : #endif /* HAVE_GETRUSAGE */
157 :
158 : /* }}} */
159 :
160 : /*
161 : * Local variables:
162 : * tab-width: 4
163 : * c-basic-offset: 4
164 : * End:
165 : * vim600: sw=4 ts=4 fdm=marker
166 : * vim<600: sw=4 ts=4
167 : */
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