Wiesner András
8676a392e5
- TCPWindow added - Checksum bug fixed (again) - CBD introduced - ConnBlock modified - PackSieve report funtionality modified to decrease memory consumption
14 lines
440 B
C
14 lines
440 B
C
#include <stdbool.h>
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#include "tcp_udp_common.h"
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#include "../../utils.h"
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uint16_t tcp_udp_checksum(const IPv4PseudoHeader *pseudoHeader, const uint8_t * hdr, uint32_t size) {
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uint32_t sum = chksum((const uint8_t *) pseudoHeader, sizeof(IPv4PseudoHeader), true) + chksum(hdr, size, true);
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while (sum >> 16) {
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sum = (sum & 0xFFFF) + (sum >> 16);
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}
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uint16_t sum16 = sum;
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sum16 = htons(sum16);
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return sum16;
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} |