Annotation of embedaddon/php/ext/standard/php_math.h, revision 1.1
1.1 ! misho 1: /*
! 2: +----------------------------------------------------------------------+
! 3: | PHP Version 5 |
! 4: +----------------------------------------------------------------------+
! 5: | Copyright (c) 1997-2012 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: | Authors: Jim Winstead <jimw@php.net> |
! 16: | Stig Sæther Bakken <ssb@php.net> |
! 17: +----------------------------------------------------------------------+
! 18: */
! 19:
! 20: /* $Id: php_math.h 321634 2012-01-01 13:15:04Z felipe $ */
! 21:
! 22: #ifndef PHP_MATH_H
! 23: #define PHP_MATH_H
! 24:
! 25: PHPAPI char *_php_math_number_format(double, int, char , char);
! 26: PHPAPI char * _php_math_longtobase(zval *arg, int base);
! 27: PHPAPI long _php_math_basetolong(zval *arg, int base);
! 28: PHPAPI int _php_math_basetozval(zval *arg, int base, zval *ret);
! 29: PHPAPI char * _php_math_zvaltobase(zval *arg, int base TSRMLS_DC);
! 30:
! 31: PHP_FUNCTION(sin);
! 32: PHP_FUNCTION(cos);
! 33: PHP_FUNCTION(tan);
! 34: PHP_FUNCTION(asin);
! 35: PHP_FUNCTION(acos);
! 36: PHP_FUNCTION(atan);
! 37: PHP_FUNCTION(atan2);
! 38: PHP_FUNCTION(pi);
! 39: PHP_FUNCTION(exp);
! 40: PHP_FUNCTION(log);
! 41: PHP_FUNCTION(log10);
! 42: PHP_FUNCTION(is_finite);
! 43: PHP_FUNCTION(is_infinite);
! 44: PHP_FUNCTION(is_nan);
! 45: PHP_FUNCTION(pow);
! 46: PHP_FUNCTION(sqrt);
! 47: PHP_FUNCTION(srand);
! 48: PHP_FUNCTION(rand);
! 49: PHP_FUNCTION(getrandmax);
! 50: PHP_FUNCTION(mt_srand);
! 51: PHP_FUNCTION(mt_rand);
! 52: PHP_FUNCTION(mt_getrandmax);
! 53: PHP_FUNCTION(abs);
! 54: PHP_FUNCTION(ceil);
! 55: PHP_FUNCTION(floor);
! 56: PHP_FUNCTION(round);
! 57: PHP_FUNCTION(decbin);
! 58: PHP_FUNCTION(dechex);
! 59: PHP_FUNCTION(decoct);
! 60: PHP_FUNCTION(bindec);
! 61: PHP_FUNCTION(hexdec);
! 62: PHP_FUNCTION(octdec);
! 63: PHP_FUNCTION(base_convert);
! 64: PHP_FUNCTION(number_format);
! 65: PHP_FUNCTION(fmod);
! 66: PHP_FUNCTION(deg2rad);
! 67: PHP_FUNCTION(rad2deg);
! 68:
! 69: /*
! 70: WARNING: these functions are expermental: they could change their names or
! 71: disappear in the next version of PHP!
! 72: */
! 73: PHP_FUNCTION(hypot);
! 74: PHP_FUNCTION(expm1);
! 75: PHP_FUNCTION(log1p);
! 76:
! 77: PHP_FUNCTION(sinh);
! 78: PHP_FUNCTION(cosh);
! 79: PHP_FUNCTION(tanh);
! 80:
! 81: PHP_FUNCTION(asinh);
! 82: PHP_FUNCTION(acosh);
! 83: PHP_FUNCTION(atanh);
! 84:
! 85: #include <math.h>
! 86:
! 87: #ifndef M_E
! 88: #define M_E 2.7182818284590452354 /* e */
! 89: #endif
! 90:
! 91: #ifndef M_LOG2E
! 92: #define M_LOG2E 1.4426950408889634074 /* log_2 e */
! 93: #endif
! 94:
! 95: #ifndef M_LOG10E
! 96: #define M_LOG10E 0.43429448190325182765 /* log_10 e */
! 97: #endif
! 98:
! 99: #ifndef M_LN2
! 100: #define M_LN2 0.69314718055994530942 /* log_e 2 */
! 101: #endif
! 102:
! 103: #ifndef M_LN10
! 104: #define M_LN10 2.30258509299404568402 /* log_e 10 */
! 105: #endif
! 106:
! 107: #ifndef M_PI
! 108: #define M_PI 3.14159265358979323846 /* pi */
! 109: #endif
! 110:
! 111: #ifndef M_PI_2
! 112: #define M_PI_2 1.57079632679489661923 /* pi/2 */
! 113: #endif
! 114:
! 115: #ifndef M_PI_4
! 116: #define M_PI_4 0.78539816339744830962 /* pi/4 */
! 117: #endif
! 118:
! 119: #ifndef M_1_PI
! 120: #define M_1_PI 0.31830988618379067154 /* 1/pi */
! 121: #endif
! 122:
! 123: #ifndef M_2_PI
! 124: #define M_2_PI 0.63661977236758134308 /* 2/pi */
! 125: #endif
! 126:
! 127: #ifndef M_SQRTPI
! 128: #define M_SQRTPI 1.77245385090551602729 /* sqrt(pi) */
! 129: #endif
! 130:
! 131: #ifndef M_2_SQRTPI
! 132: #define M_2_SQRTPI 1.12837916709551257390 /* 2/sqrt(pi) */
! 133: #endif
! 134:
! 135: #ifndef M_LNPI
! 136: #define M_LNPI 1.14472988584940017414 /* ln(pi) */
! 137: #endif
! 138:
! 139: #ifndef M_EULER
! 140: #define M_EULER 0.57721566490153286061 /* Euler constant */
! 141: #endif
! 142:
! 143: #ifndef M_SQRT2
! 144: #define M_SQRT2 1.41421356237309504880 /* sqrt(2) */
! 145: #endif
! 146:
! 147: #ifndef M_SQRT1_2
! 148: #define M_SQRT1_2 0.70710678118654752440 /* 1/sqrt(2) */
! 149: #endif
! 150:
! 151: #ifndef M_SQRT3
! 152: #define M_SQRT3 1.73205080756887729352 /* sqrt(3) */
! 153: #endif
! 154:
! 155: /* Define rounding modes (all are round-to-nearest) */
! 156: #ifndef PHP_ROUND_HALF_UP
! 157: #define PHP_ROUND_HALF_UP 0x01 /* Arithmetic rounding, up == away from zero */
! 158: #endif
! 159:
! 160: #ifndef PHP_ROUND_HALF_DOWN
! 161: #define PHP_ROUND_HALF_DOWN 0x02 /* Down == towards zero */
! 162: #endif
! 163:
! 164: #ifndef PHP_ROUND_HALF_EVEN
! 165: #define PHP_ROUND_HALF_EVEN 0x03 /* Banker's rounding */
! 166: #endif
! 167:
! 168: #ifndef PHP_ROUND_HALF_ODD
! 169: #define PHP_ROUND_HALF_ODD 0x04
! 170: #endif
! 171:
! 172: #endif /* PHP_MATH_H */
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