diff options
Diffstat (limited to 'Semestr 4/sieci/pracownia1/icmp_checksum.c')
| -rw-r--r-- | Semestr 4/sieci/pracownia1/icmp_checksum.c | 10 |
1 files changed, 0 insertions, 10 deletions
diff --git a/Semestr 4/sieci/pracownia1/icmp_checksum.c b/Semestr 4/sieci/pracownia1/icmp_checksum.c deleted file mode 100644 index c9dc96b..0000000 --- a/Semestr 4/sieci/pracownia1/icmp_checksum.c +++ /dev/null @@ -1,10 +0,0 @@ -u_int16_t compute_icmp_checksum (const void *buff, int length) -{ - u_int32_t sum; - const u_int16_t* ptr = buff; - assert (length % 2 == 0); - for (sum = 0; length > 0; length -= 2) - sum += *ptr++; - sum = (sum >> 16) + (sum & 0xffff); - return (u_int16_t)(~(sum + (sum >> 16))); -} |