Révision be58a50c
Ajouté par Assos Assos il y a environ 7 ans
| drupal7/sites/all/modules/ldap/ldap_servers/ldap_servers.encryption.inc | ||
|---|---|---|
| 173 | 173 |
$key = substr($key, 0, $key_length); |
| 174 | 174 |
// Determine the algorithm IV. |
| 175 | 175 |
$ivsize = mcrypt_enc_get_iv_size($td); |
| 176 |
// Split apart IV and text. |
|
| 177 |
$iv = substr($cipher_txt, 0, $ivsize); |
|
| 178 |
$cipher_txt = substr($cipher_txt, $ivsize); |
|
| 179 |
// If the IV exists, decrypt the text. |
|
| 180 |
if ($iv) {
|
|
| 181 |
mcrypt_generic_init($td, $key, $iv); |
|
| 182 |
$clear_txt = mdecrypt_generic($td, $cipher_txt); |
|
| 183 |
mcrypt_generic_deinit($td); |
|
| 176 |
// Process if the decoded cipher text is sufficient. |
|
| 177 |
if (strlen($cipher_txt) > $ivsize) {
|
|
| 178 |
// Split apart IV and text. |
|
| 179 |
$iv = substr($cipher_txt, 0, $ivsize); |
|
| 180 |
$cipher_txt = substr($cipher_txt, $ivsize); |
|
| 181 |
// If the IV exists, decrypt the text. |
|
| 182 |
if ($iv) {
|
|
| 183 |
mcrypt_generic_init($td, $key, $iv); |
|
| 184 |
$clear_txt = mdecrypt_generic($td, $cipher_txt); |
|
| 185 |
mcrypt_generic_deinit($td); |
|
| 186 |
} |
|
| 184 | 187 |
} |
| 185 | 188 |
// Close the module. |
| 186 | 189 |
mcrypt_module_close($td); |
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