| | |
|---|
| | | * @return boolean - true if $POST contains a real key-file |
|---|
| | | */ |
|---|
| | | function validate_post($key, $value, $dkim_strength) { |
|---|
| | | $value=str_replace("\n", "", $value); |
|---|
| | | $value=str_replace(array("\n", "-----BEGIN RSA PRIVATE KEY-----", "-----END RSA PRIVATE KEY-----", " "), "", $value); |
|---|
| | | switch ($key) { |
|---|
| | | case 'public': |
|---|
| | | if (preg_match("/(^-----BEGIN PUBLIC KEY-----)[a-zA-Z0-9\r\n\/\+=]{1,221}(-----END PUBLIC KEY-----(\n|\r)?$)/", $value) === 1) { return true; } else { return false; } |
|---|
| | |
|---|
| | | if ( $dkim_strength == 1024 ) $range = "{812,816}"; |
|---|
| | | if ( $dkim_strength == 2048 ) $range = "{1588,1592}"; |
|---|
| | | if ( $dkim_strength == 4096 ) $range = "{3132,3136}"; |
|---|
| | | if (preg_match("/^-----BEGIN RSA PRIVATE KEY-----[a-zA-Z0-9\/\+=]".$range."-----END RSA PRIVATE KEY-----$/", $value) === 1) return true; else return false; |
|---|
| | | if ( preg_match("/^[a-zA-Z0-9\/\+=]".$range."$/", $value ) === 1) return true; else return false; |
|---|
| | | break; |
|---|
| | | } |
|---|
| | | } |
|---|
