random: Deprecate `lcg_value()` (#15211)

RFC: https://wiki.php.net/rfc/deprecations_php_8_4

Deprecate MT_RAND_PHP (#11560)

see https://wiki.php.net/rfc/deprecations_php_8_3#mt_rand_php

Fix GH-10292 make the default value of the first parame of srand() and mt_srand() nullable (#10380)

Co-authored-by: Tim Düsterhus <timwolla@googlemail.com>

Add Randomizer::nextFloat() and Randomizer::getFloat() (#9679)

* random: Add Randomizer::nextFloat()

* random: Check that doubles are IEEE-754 in Randomizer::nextFloat()

*

Add Randomizer::nextFloat() and Randomizer::getFloat() (#9679)

* random: Add Randomizer::nextFloat()

* random: Check that doubles are IEEE-754 in Randomizer::nextFloat()

* random: Add Randomizer::nextFloat() tests

* random: Add Randomizer::getFloat() implementing the y-section algorithm

The algorithm is published in:

Drawing Random Floating-Point Numbers from an Interval. Frédéric
Goualard, ACM Trans. Model. Comput. Simul., 32:3, 2022.
https://doi.org/10.1145/3503512

* random: Implement getFloat_gamma() optimization

see https://github.com/php/php-src/pull/9679/files#r994668327

* random: Add Random\IntervalBoundary

* random: Split the implementation of γ-section into its own file

* random: Add tests for Randomizer::getFloat()

* random: Fix γ-section for 32-bit systems

* random: Replace check for __STDC_IEC_559__ by compile-time check for DBL_MANT_DIG

* random: Drop nextFloat_spacing.phpt

* random: Optimize Randomizer::getFloat() implementation

* random: Reject non-finite parameters in Randomizer::getFloat()

* random: Add NEWS/UPGRADING for Randomizer’s float functionality

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Add `Randomizer::getBytesFromString()` method (#9664)

* Add `Randomizer::getBytesFromAlphabet()` method

* Rename `getBytesFromAlphabet` to `getBytesFromString`

* [ci skip]

Add `Randomizer::getBytesFromString()` method (#9664)

* Add `Randomizer::getBytesFromAlphabet()` method

* Rename `getBytesFromAlphabet` to `getBytesFromString`

* [ci skip] Add NEWS/UPGRADING for Randomizer::getBytesFromString()

Co-authored-by: Tim Düsterhus <tim@bastelstu.be>

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Add ext/random Exception hierarchy (#9220)

* Add Random\Random{Error,Exception} and Random\BrokenRandomEngineError

* Throw BrokenRandomEngineError

* Throw RandomException o

Add ext/random Exception hierarchy (#9220)

* Add Random\Random{Error,Exception} and Random\BrokenRandomEngineError

* Throw BrokenRandomEngineError

* Throw RandomException on seeding failure

* Throw RandomException when CSPRNG fails

* Remove unused include from ext/random/engine_combinedlcg.c

* Remove unused include from ext/random/engine_secure.c

* Remove unused include from ext/random/random.c

* [ci skip] Add ext/random Exception hierarchy to NEWS

* [ci skip] Add the change of Exception for random_(int|bytes) to UPGRADING

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Fix PcgOneseq128XslRr64::__construct() definition in random.stub.php (#9235)

* Fix PcgOneseq128XslRr64::__construct() definition in random.stub.php

The second parameter does not act

Fix PcgOneseq128XslRr64::__construct() definition in random.stub.php (#9235)

* Fix PcgOneseq128XslRr64::__construct() definition in random.stub.php

The second parameter does not actually exist for a Oneseq PCG. It was removed
from the RFC before it went into voting.

* [ci skip] Add PcgOneseq128XslRr64 stub fix to NEWS

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random: split Randomizer::getInt() without argument to Randomizer::nextInt()

Since argument overloading is not safe for reflection, the method needed
to be split appropriately.

random: split Randomizer::getInt() without argument to Randomizer::nextInt()

Since argument overloading is not safe for reflection, the method needed
to be split appropriately.

Co-authored-by: Tim Düsterhus <timwolla@googlemail.com>

Closes GH-9057.

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Declare ext/random constants in stubs (#9109)

Implement Random Extension

https://wiki.php.net/rfc/rng_extension
https://wiki.php.net/rfc/random_extension_improvement