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71 lines
2.5 KiB
C
71 lines
2.5 KiB
C
/*
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+----------------------------------------------------------------------+
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| Copyright (c) The PHP Group |
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+----------------------------------------------------------------------+
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| This source file is subject to version 3.01 of the PHP license, |
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| that is bundled with this package in the file LICENSE, and is |
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| available through the world-wide-web at the following url: |
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| https://www.php.net/license/3_01.txt |
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| If you did not receive a copy of the PHP license and are unable to |
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| obtain it through the world-wide-web, please send a note to |
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| license@php.net so we can mail you a copy immediately. |
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+----------------------------------------------------------------------+
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| Author: Niklas Keller <kelunik@php.net> |
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| Author: Anatol Belski <ab@php.net> |
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+----------------------------------------------------------------------+
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*/
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#include "php.h"
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#include "zend_hrtime.h"
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#ifdef ZEND_ENABLE_ZVAL_LONG64
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#define PHP_RETURN_HRTIME(t) RETURN_LONG((zend_long)t)
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#else
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#ifdef _WIN32
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# define HRTIME_U64A(i, s, len) _ui64toa_s(i, s, len, 10)
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#else
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# define HRTIME_U64A(i, s, len) \
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do { \
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int st = snprintf(s, len, "%llu", i); \
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s[st] = '\0'; \
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} while (0)
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#endif
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#define PHP_RETURN_HRTIME(t) do { \
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char _a[ZEND_LTOA_BUF_LEN]; \
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double _d; \
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HRTIME_U64A(t, _a, ZEND_LTOA_BUF_LEN); \
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_d = zend_strtod(_a, NULL); \
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RETURN_DOUBLE(_d); \
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} while (0)
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#endif
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/* {{{ Returns an array of integers in form [seconds, nanoseconds] counted
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from an arbitrary point in time. If an optional boolean argument is
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passed, returns an integer on 64-bit platforms or float on 32-bit
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containing the current high-resolution time in nanoseconds. The
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delivered timestamp is monotonic and cannot be adjusted. */
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PHP_FUNCTION(hrtime)
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{
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#if ZEND_HRTIME_AVAILABLE
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bool get_as_num = 0;
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zend_hrtime_t t = zend_hrtime();
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ZEND_PARSE_PARAMETERS_START(0, 1)
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Z_PARAM_OPTIONAL
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Z_PARAM_BOOL(get_as_num)
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ZEND_PARSE_PARAMETERS_END();
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if (UNEXPECTED(get_as_num)) {
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PHP_RETURN_HRTIME(t);
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} else {
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array_init_size(return_value, 2);
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zend_hash_real_init_packed(Z_ARRVAL_P(return_value));
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add_next_index_long(return_value, (zend_long)(t / (zend_hrtime_t)ZEND_NANO_IN_SEC));
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add_next_index_long(return_value, (zend_long)(t % (zend_hrtime_t)ZEND_NANO_IN_SEC));
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}
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#else
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RETURN_FALSE;
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#endif
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}
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/* }}} */
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