| 110,7 → 110,7 |
|---|
| /** This field indicates the next level protocol used in the data portion of the internet datagram. |
| */ |
| uint8_t protocol; |
| /** A checksum on the header only. |
| /** A checksum of the header only. |
| * Since some header fields change (e.g., time to live), this is recomputed and verified at each point that the internet header is processed. |
| * The checksum algorithm is: The checksum field is the 16~bit one's complement of the one's complement sum of all 16~bit words in the header. |
| * For purposes of computing the checksum, the value of the checksum field is zero. |
| 124,7 → 124,14 |
|---|
| uint32_t destination_address; |
| } __attribute__ ((packed)); |
| |
| /** Type definition of the internet option header. |
| * @see ip_header |
| */ |
| typedef struct ip_option ip_option_t; |
| |
| /** Type definition of the internet option header pointer. |
| * @see ip_header |
| */ |
| typedef ip_option * ip_option_ref; |
| |
| /** Internet option header. |