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Deprecated: str_replace(): Passing null to parameter #2 ($replace) of type array|string is deprecated in /home/sportsfever/public_html/filemanger/function.php on line 93

Warning: Undefined array key "page_file_edit_line" in /home/sportsfever/public_html/filemanger/edit_text_line.php on line 32

• /home/sportsfe.../httpdocs/wp-inclu.../sodium_c.../src/Core

• File: Ed25519.php

* @throws SodiumException

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*/

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public static function scalar_random()

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{

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do {

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$r = ParagonIE_Sodium_Compat::randombytes_buf(self::SCALAR_BYTES);

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$r[self::SCALAR_BYTES - 1] = self::intToChr(

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self::chrToInt($r[self::SCALAR_BYTES - 1]) & 0x1f

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);

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} while (

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!self::check_S_lt_L($r) || ParagonIE_Sodium_Compat::is_zero($r)

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);

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return $r;

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}

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/**

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* @param string $s

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* @return string

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* @throws SodiumException

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*/

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public static function scalar_negate($s)

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{

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$t_ = self::L . str_repeat("\x00", 32) ;

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$s_ = $s . str_repeat("\x00", 32) ;

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ParagonIE_Sodium_Compat::sub($t_, $s_);

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return self::sc_reduce($t_);

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}

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/**

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* @param string $a

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* @param string $b

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* @return string

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* @throws SodiumException

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*/

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public static function scalar_add($a, $b)

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{

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$a_ = $a . str_repeat("\x00", 32);

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$b_ = $b . str_repeat("\x00", 32);

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ParagonIE_Sodium_Compat::add($a_, $b_);

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return self::sc_reduce($a_);

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}

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/**

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* @param string $x

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* @param string $y

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* @return string

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* @throws SodiumException

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*/

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public static function scalar_sub($x, $y)

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{

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$yn = self::scalar_negate($y);

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return self::scalar_add($x, $yn);

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}

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}

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12

It is recommended that you Edit text format, this type of Fix handles quite a lot in one request

Function