118 lines
3.7 KiB
C
118 lines
3.7 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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| Authors: Jim Winstead <jimw@php.net> |
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| Stig Sæther Bakken <ssb@php.net> |
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+----------------------------------------------------------------------+
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*/
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#ifndef PHP_MATH_H
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#define PHP_MATH_H
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PHPAPI double _php_math_round(double value, int places, int mode);
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PHPAPI zend_string *_php_math_number_format(double d, int dec, char dec_point, char thousand_sep);
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PHPAPI zend_string *_php_math_number_format_ex(double d, int dec, const char *dec_point, size_t dec_point_len, const char *thousand_sep, size_t thousand_sep_len);
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PHPAPI zend_string *_php_math_number_format_long(zend_long num, zend_long dec, const char *dec_point, size_t dec_point_len, const char *thousand_sep, size_t thousand_sep_len);
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PHPAPI zend_string * _php_math_longtobase(zend_long arg, int base);
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PHPAPI zend_long _php_math_basetolong(zval *arg, int base);
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PHPAPI void _php_math_basetozval(zend_string *str, int base, zval *ret);
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PHPAPI zend_string * _php_math_zvaltobase(zval *arg, int base);
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#include <math.h>
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#ifndef M_E
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#define M_E 2.7182818284590452354 /* e */
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#endif
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#ifndef M_LOG2E
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#define M_LOG2E 1.4426950408889634074 /* log_2 e */
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#endif
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#ifndef M_LOG10E
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#define M_LOG10E 0.43429448190325182765 /* log_10 e */
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#endif
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#ifndef M_LN2
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#define M_LN2 0.69314718055994530942 /* log_e 2 */
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#endif
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#ifndef M_LN10
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#define M_LN10 2.30258509299404568402 /* log_e 10 */
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#endif
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#ifndef M_PI
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#define M_PI 3.14159265358979323846 /* pi */
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#endif
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#ifndef M_PI_2
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#define M_PI_2 1.57079632679489661923 /* pi/2 */
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#endif
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#ifndef M_PI_4
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#define M_PI_4 0.78539816339744830962 /* pi/4 */
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#endif
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#ifndef M_1_PI
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#define M_1_PI 0.31830988618379067154 /* 1/pi */
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#endif
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#ifndef M_2_PI
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#define M_2_PI 0.63661977236758134308 /* 2/pi */
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#endif
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#ifndef M_SQRTPI
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#define M_SQRTPI 1.77245385090551602729 /* sqrt(pi) */
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#endif
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#ifndef M_2_SQRTPI
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#define M_2_SQRTPI 1.12837916709551257390 /* 2/sqrt(pi) */
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#endif
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#ifndef M_LNPI
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#define M_LNPI 1.14472988584940017414 /* ln(pi) */
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#endif
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#ifndef M_EULER
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#define M_EULER 0.57721566490153286061 /* Euler constant */
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#endif
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#ifndef M_SQRT2
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#define M_SQRT2 1.41421356237309504880 /* sqrt(2) */
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#endif
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#ifndef M_SQRT1_2
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#define M_SQRT1_2 0.70710678118654752440 /* 1/sqrt(2) */
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#endif
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#ifndef M_SQRT3
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#define M_SQRT3 1.73205080756887729352 /* sqrt(3) */
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#endif
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/* Define rounding modes (all are round-to-nearest) */
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#ifndef PHP_ROUND_HALF_UP
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#define PHP_ROUND_HALF_UP 0x01 /* Arithmetic rounding, up == away from zero */
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#endif
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#ifndef PHP_ROUND_HALF_DOWN
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#define PHP_ROUND_HALF_DOWN 0x02 /* Down == towards zero */
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#endif
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#ifndef PHP_ROUND_HALF_EVEN
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#define PHP_ROUND_HALF_EVEN 0x03 /* Banker's rounding */
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#endif
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#ifndef PHP_ROUND_HALF_ODD
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#define PHP_ROUND_HALF_ODD 0x04
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#endif
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#endif /* PHP_MATH_H */
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