🎉Implemented networking🎉

This commit is contained in:
Alex
2022-12-24 06:24:10 +02:00
parent 0942fb4cd3
commit ba425e59ca
25 changed files with 1952 additions and 0 deletions

14
Network/Checksum.cpp Normal file
View File

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#include <net/net.hpp>
uint16_t CalculateChecksum(uint16_t *Data, uint64_t Length)
{
uint16_t *Data16 = (uint16_t *)Data;
uint64_t Checksum = 0;
for (uint64_t i = 0; i < Length / 2; i++)
Checksum += ((Data16[i] & 0xFF00) >> 8) | ((Data16[i] & 0x00FF) << 8);
if (Length % 2)
Checksum += ((uint16_t)((char *)Data16)[Length - 1]) << 8;
while (Checksum & 0xFFFF0000)
Checksum = (Checksum & 0xFFFF) + (Checksum >> 16);
return (uint16_t)(((~Checksum & 0xFF00) >> 8) | ((~Checksum & 0x00FF) << 8));
}