| /branches/network/uspace/srv/net/crc.c |
|---|
| 128,14 → 128,14 |
| return ( uint16_t ) sum; |
| } |
| uint16_t ip_checksum( uint8_t * data, size_t length ){ |
| uint16_t checksum; |
| checksum = compact_checksum(compute_checksum( 0, data, length )); |
| uint16_t flip_checksum( uint16_t checksum ){ |
| // flip, zero is returned as 0xFFFF (not flipped) |
| return ( ~ checksum ) ? ( uint16_t ) ( ~ checksum ) : IP_CHECKSUM_ZERO; |
| } |
| uint16_t ip_checksum( uint8_t * data, size_t length ){ |
| return flip_checksum( compact_checksum( compute_checksum( 0, data, length ))); |
| } |
| /** @} |
| */ |