@@ -64,14 +64,14 @@ |
||
| 64 | 64 | } |
| 65 | 65 | |
| 66 | 66 | private function crc16($data) { |
| 67 | - $crc = 0xFFFF; |
|
| 68 | - for ($i = 0; $i < strlen($data); $i++) { |
|
| 69 | - $x = (($crc >> 8) ^ ord($data[$i])) & 0xFF; |
|
| 70 | - $x ^= $x >> 4; |
|
| 71 | - $crc = (($crc << 8) ^ ($x << 12) ^ ($x << 5) ^ $x) & 0xFFFF; |
|
| 72 | - } |
|
| 73 | - return $crc; |
|
| 74 | - } |
|
| 67 | + $crc = 0xFFFF; |
|
| 68 | + for ($i = 0; $i < strlen($data); $i++) { |
|
| 69 | + $x = (($crc >> 8) ^ ord($data[$i])) & 0xFF; |
|
| 70 | + $x ^= $x >> 4; |
|
| 71 | + $crc = (($crc << 8) ^ ($x << 12) ^ ($x << 5) ^ $x) & 0xFFFF; |
|
| 72 | + } |
|
| 73 | + return $crc; |
|
| 74 | + } |
|
| 75 | 75 | |
| 76 | 76 | /* |
| 77 | 77 | * Returns CRC16 of a string as hexadecimal string |
@@ -87,13 +87,13 @@ |
||
| 87 | 87 | } |
| 88 | 88 | |
| 89 | 89 | private function crc16($data) { |
| 90 | - $crc = 0xFFFF; |
|
| 91 | - for ($i = 0; $i < strlen($data); $i++) { |
|
| 92 | - $x = (($crc >> 8) ^ ord($data[$i])) & 0xFF; |
|
| 93 | - $x ^= $x >> 4; |
|
| 94 | - $crc = (($crc << 8) ^ ($x << 12) ^ ($x << 5) ^ $x) & 0xFFFF; |
|
| 95 | - } |
|
| 96 | - return $crc; |
|
| 90 | + $crc = 0xFFFF; |
|
| 91 | + for ($i = 0; $i < strlen($data); $i++) { |
|
| 92 | + $x = (($crc >> 8) ^ ord($data[$i])) & 0xFF; |
|
| 93 | + $x ^= $x >> 4; |
|
| 94 | + $crc = (($crc << 8) ^ ($x << 12) ^ ($x << 5) ^ $x) & 0xFFFF; |
|
| 95 | + } |
|
| 96 | + return $crc; |
|
| 97 | 97 | } |
| 98 | 98 | |
| 99 | 99 | /* |