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(PHP Extension) Hash File: SHA-1, HAVAL, MD2, MD5, SHA-256, SHA-384, SHA-512Computing the hash for a file of any size.
<?php // The version number (9_5_0) should match version of the Chilkat extension used, omitting the micro-version number. // For example, if using Chilkat v9.5.0.48, then include as shown here: include("chilkat_9_5_0.php"); // This example assumes the Chilkat API to have been previously unlocked. // See Global Unlock Sample for sample code. $crypt = new CkCrypt2(); // 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->put_HashAlgorithm('sha1'); $crypt->put_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->put_HashAlgorithm('md2'); $hash = $crypt->hashFileENC($filename); print 'MD2:' . "\n"; print $hash . "\n"; // Hash using MD5 $crypt->put_HashAlgorithm('md5'); $hash = $crypt->hashFileENC($filename); print 'MD5:' . "\n"; print $hash . "\n"; // Hash using SHA-256 $crypt->put_HashAlgorithm('sha256'); $hash = $crypt->hashFileENC($filename); print 'SHA256:' . "\n"; print $hash . "\n"; // Hash using SHA-384 $crypt->put_HashAlgorithm('sha384'); $hash = $crypt->hashFileENC($filename); print 'SHA384:' . "\n"; print $hash . "\n"; // Hash using SHA-512 $crypt->put_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->put_HashAlgorithm('haval'); $crypt->put_HavalRounds(5); $crypt->put_KeyLength(256); $hash = $crypt->hashFileENC($filename); print 'Haval:' . "\n"; print $hash . "\n"; ?> |
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