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(PHP Extension) Extract a File from a .p7m (PKCS7 Signed-Data)PHP Extension example to extract the original file from a .p7m (Signed-Data PKCS7 Format) The .p7m contains the signed contents of the original file. It can be verified and restored by calling VerifyP7M.
<?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 requires the Chilkat API to have been previously unlocked. // See Global Unlock Sample for sample code. $crypt = new CkCrypt2(); $outputFile = '/Users/chilkat/testData/pdf/sample.pdf'; $inFile = '/Users/chilkat/testData/p7m/sample.pdf.p7m'; // Verify and restore the original file: $success = $crypt->VerifyP7M($inFile,$outputFile); if ($success == false) { print $crypt->lastErrorText() . "\n"; exit; } print 'Success!' . "\n"; ?> |
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