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