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(PHP ActiveX) Hash File: SHA-1, HAVAL, MD2, MD5, SHA-256, SHA-384, SHA-512Computing the hash for a file of any size.
<?php // This example assumes the Chilkat API to have been previously unlocked. // See Global Unlock Sample for sample code. // For versions of Chilkat < 10.0.0, use new COM('Chilkat_9_5_0.Chilkat.Crypt2') $crypt = new COM("Chilkat.Crypt2"); // Any type of file may be hashed. // There is no size limitation because the file is consumed // in streaming mode internally. $filename = 'something.zip'; $crypt->HashAlgorithm = 'sha1'; $crypt->EncodingMode = 'hex'; // Other possible EncodingMode settings are: // "quoted-printable", "base64", "base32", and "url" $hash = $crypt->hashFileENC($filename); print 'SHA1:' . "\n"; print $hash . "\n"; // Hash using MD2 $crypt->HashAlgorithm = 'md2'; $hash = $crypt->hashFileENC($filename); print 'MD2:' . "\n"; print $hash . "\n"; // Hash using MD5 $crypt->HashAlgorithm = 'md5'; $hash = $crypt->hashFileENC($filename); print 'MD5:' . "\n"; print $hash . "\n"; // Hash using SHA-256 $crypt->HashAlgorithm = 'sha256'; $hash = $crypt->hashFileENC($filename); print 'SHA256:' . "\n"; print $hash . "\n"; // Hash using SHA-384 $crypt->HashAlgorithm = 'sha384'; $hash = $crypt->hashFileENC($filename); print 'SHA384:' . "\n"; print $hash . "\n"; // Hash using SHA-512 $crypt->HashAlgorithm = 'sha512'; $hash = $crypt->hashFileENC($filename); print 'SHA512:' . "\n"; print $hash . "\n"; // Hash using HAVAL // There are two additional properties relevant to HAVAL: // HavalRounds, and KeyLength. // HavalRounds can have values of 3, 4, or 5. // KeyLength can have values of 128, 160, 192, 224, or 256 $crypt->HashAlgorithm = 'haval'; $crypt->HavalRounds = 5; $crypt->KeyLength = 256; $hash = $crypt->hashFileENC($filename); print 'Haval:' . "\n"; print $hash . "\n"; ?> |
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