php man page for blenc_encrypt

BLENC_ENCRYPT(3)							 1							  BLENC_ENCRYPT(3)

blenc_encrypt - Encrypt a PHP script with BLENC.

SYNOPSIS
       string blenc_encrypt (string  $plaintext, string  $encodedfile, [string	$encryption_key])

DESCRIPTION
	Encrypt the plaintext content and write it into encodedfile

PARAMETERS
	      o $plaintext
		- A source code to encrypt. Does not need to contain opening/closing PHP tags

	      o $encodedfile
		- The filename where BLENC will save the encoded source.

	      o $encryption_key
		- The key that BLENC will use to encrypt plaintext content. If not given BLENC will create a valid key.

RETURN VALUES
	BLENC  will  return the redistributable key that must be saved into key_file: the path of key_file is specified at runtime with the option
       blenc.key_file

EXAMPLES
       Example #1

	      blenc_encrypt(3) example

	      <?php

	      /* read the PHP source code */
	      $source_code = file_get_contents("my_source_to_protect.php");

	      /* create the encrypted version */
	      $redistributable_key = blenc_encrypt($source_code, "my_source_encoded.php");

	      /* read which is the key_file */
	      $key_file = ini_get('blenc.key_file');

	      /* save the redistributable key */
	      file_put_contents($key_file, $redistributable_key, FILE_APPEND);
	      ?>

PHP Documentation Group 													  BLENC_ENCRYPT(3)