public static function ParagonIE_Sodium_Core32_BLAKE2b::finish in Automatic Updates 7

Same name and namespace in other branches

1. 8 vendor/paragonie/sodium_compat/src/Core32/BLAKE2b.php \ParagonIE_Sodium_Core32_BLAKE2b::finish()

@internal You should not use this directly from another application

@psalm-suppress MixedArgument @psalm-suppress MixedAssignment @psalm-suppress MixedArrayAccess @psalm-suppress MixedArrayAssignment @psalm-suppress MixedArrayOffset @psalm-suppress MixedMethodCall @psalm-suppress MixedOperand

Parameters

SplFixedArray $ctx:

SplFixedArray $out:

Return value

SplFixedArray

Throws

SodiumException

TypeError

2 calls to ParagonIE_Sodium_Core32_BLAKE2b::finish()

ParagonIE_Sodium_Crypto32::generichash in vendor/paragonie/sodium_compat/src/Crypto32.php

Calculate a BLAKE2b hash.

ParagonIE_Sodium_Crypto32::generichash_final in vendor/paragonie/sodium_compat/src/Crypto32.php

Finalize a BLAKE2b hashing context, returning the hash.

File

vendor/paragonie/sodium_compat/src/Core32/BLAKE2b.php, line 449

Class

ParagonIE_Sodium_Core32_BLAKE2b

Class ParagonIE_Sodium_Core_BLAKE2b

Code

public static function finish(SplFixedArray $ctx, SplFixedArray $out) {
  self::pseudoConstructor();
  if ($ctx[4] > 128) {
    self::increment_counter($ctx, 128);
    self::compress($ctx, $ctx[3]);
    $ctx[4] -= 128;
    if ($ctx[4] > 128) {
      throw new SodiumException('Failed to assert that buflen <= 128 bytes');
    }
    for ($i = $ctx[4]; $i--;) {
      $ctx[3][$i] = $ctx[3][$i + 128];
    }
  }
  self::increment_counter($ctx, $ctx[4]);
  $ctx[2][0] = self::new64(0xffffffff, 0xffffffff);
  for ($i = 256 - $ctx[4]; $i--;) {

    /** @var int $i */
    $ctx[3][$i + $ctx[4]] = 0;
  }
  self::compress($ctx, $ctx[3]);
  $i = (int) (($out
    ->getSize() - 1) / 8);
  for (; $i >= 0; --$i) {
    self::store64($out, $i << 3, $ctx[0][$i]);
  }
  return $out;
}