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Searched refs:checksum (Results 1 – 25 of 29) sorted by relevance

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/NetX-Duo-v6.3.0/common/src/
Dnx_ip_checksum_compute.c85 ULONG checksum = 0; in _nx_ip_checksum_compute() local
109 checksum = protocol; in _nx_ip_checksum_compute()
121 checksum += src_ip_short[0]; in _nx_ip_checksum_compute()
122 checksum += src_ip_short[1]; in _nx_ip_checksum_compute()
123 checksum += dest_ip_short[0]; in _nx_ip_checksum_compute()
124 checksum += dest_ip_short[1]; in _nx_ip_checksum_compute()
136 checksum += dest_ip_short[i]; in _nx_ip_checksum_compute()
137 checksum += src_ip_short[i]; in _nx_ip_checksum_compute()
143 checksum += data_length; in _nx_ip_checksum_compute()
146 checksum = (checksum >> 16) + (checksum & 0xFFFF); in _nx_ip_checksum_compute()
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Dnx_ip_packet_checksum_compute.c87 ULONG checksum; in _nx_ip_packet_checksum_compute() local
151 checksum = _nx_ip_checksum_compute(packet_ptr, NX_IP_VERSION_V4, in _nx_ip_packet_checksum_compute()
157 val = (ULONG)(~checksum); in _nx_ip_packet_checksum_compute()
197 checksum = _nx_ip_checksum_compute(packet_ptr, NX_PROTOCOL_TCP, in _nx_ip_packet_checksum_compute()
205 checksum = ~checksum & NX_LOWER_16_MASK; in _nx_ip_packet_checksum_compute()
209 tcp_header_ptr -> nx_tcp_header_word_4 |= (checksum << NX_SHIFT_BY_16); in _nx_ip_packet_checksum_compute()
229 checksum = _nx_ip_checksum_compute(packet_ptr, NX_PROTOCOL_UDP, in _nx_ip_packet_checksum_compute()
239 …tr -> nx_udp_header_word_1 = udp_header_ptr -> nx_udp_header_word_1 | (~checksum & NX_LOWER_16_MAS… in _nx_ip_packet_checksum_compute()
260 checksum = _nx_ip_checksum_compute(packet_ptr, NX_IP_ICMP, in _nx_ip_packet_checksum_compute()
271 …nx_icmp_header_word_0 = icmpv4_header_ptr -> nx_icmp_header_word_0 | (~checksum & NX_LOWER_16_MAS… in _nx_ip_packet_checksum_compute()
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Dnx_igmp_interface_report_send.c96 ULONG checksum; in _nx_igmp_interface_report_send() local
209 checksum = (temp >> NX_SHIFT_BY_16); in _nx_igmp_interface_report_send()
210 checksum += (temp & NX_LOWER_16_MASK); in _nx_igmp_interface_report_send()
212 checksum += (temp >> NX_SHIFT_BY_16); in _nx_igmp_interface_report_send()
213 checksum += (temp & NX_LOWER_16_MASK); in _nx_igmp_interface_report_send()
216 checksum = (checksum >> NX_SHIFT_BY_16) + (checksum & NX_LOWER_16_MASK); in _nx_igmp_interface_report_send()
219 checksum = (checksum >> NX_SHIFT_BY_16) + (checksum & NX_LOWER_16_MASK); in _nx_igmp_interface_report_send()
222 …header_ptr -> nx_igmp_header_word_0 = header_ptr -> nx_igmp_header_word_0 | (~checksum & NX_LOWER… in _nx_igmp_interface_report_send()
Dnx_ip_forward_packet_process.c96 ULONG checksum; in _nx_ip_forward_packet_process() local
204 checksum = ip_header_ptr -> nx_ip_header_word_2 & NX_LOWER_16_MASK; in _nx_ip_forward_packet_process()
214 checksum = ((~checksum) & 0xFFFF) + ((~old_m) & 0xFFFF) + new_m; in _nx_ip_forward_packet_process()
217 checksum = (checksum >> 16) + (checksum & 0xFFFF); in _nx_ip_forward_packet_process()
220 checksum = (checksum >> 16) + (checksum & 0xFFFF); in _nx_ip_forward_packet_process()
223 …der_word_2 = ((ip_header_ptr -> nx_ip_header_word_2 & 0xFFFF0000) | ((~checksum) & NX_LOWER_16_MA… in _nx_ip_forward_packet_process()
Dnx_icmpv4_process_echo_request.c87 ULONG checksum; in _nx_icmpv4_process_echo_request() local
214 checksum = header_ptr -> nx_icmpv4_header_checksum; in _nx_icmpv4_process_echo_request()
221 checksum = ((~checksum) & 0xFFFF) + ((~old_m) & 0xFFFF); in _nx_icmpv4_process_echo_request()
224 checksum = (checksum >> 16) + (checksum & 0xFFFF); in _nx_icmpv4_process_echo_request()
227 checksum = (checksum >> 16) + (checksum & 0xFFFF); in _nx_icmpv4_process_echo_request()
230 header_ptr -> nx_icmpv4_header_checksum = (~checksum & NX_LOWER_16_MASK); in _nx_icmpv4_process_echo_request()
Dnx_ip_fragment_forward_packet.c88 ULONG checksum; in _nx_ip_fragment_forward_packet() local
323 checksum = (temp >> NX_SHIFT_BY_16) + (temp & NX_LOWER_16_MASK); in _nx_ip_fragment_forward_packet()
325 checksum += (temp >> NX_SHIFT_BY_16) + (temp & NX_LOWER_16_MASK); in _nx_ip_fragment_forward_packet()
327 checksum += (temp >> NX_SHIFT_BY_16); in _nx_ip_fragment_forward_packet()
329 checksum += (temp >> NX_SHIFT_BY_16) + (temp & NX_LOWER_16_MASK); in _nx_ip_fragment_forward_packet()
331 checksum += (temp >> NX_SHIFT_BY_16) + (temp & NX_LOWER_16_MASK); in _nx_ip_fragment_forward_packet()
334 checksum = (checksum >> NX_SHIFT_BY_16) + (checksum & NX_LOWER_16_MASK); in _nx_ip_fragment_forward_packet()
337 checksum = (checksum >> NX_SHIFT_BY_16) + (checksum & NX_LOWER_16_MASK); in _nx_ip_fragment_forward_packet()
340 …_ip_header_word_2 = fragment_header_ptr -> nx_ip_header_word_2 | (NX_LOWER_16_MASK & (~checksum)); in _nx_ip_fragment_forward_packet()
Dnx_ip_fragment_packet.c85 ULONG checksum; in _nx_ip_fragment_packet() local
332 checksum = (temp >> NX_SHIFT_BY_16) + (temp & NX_LOWER_16_MASK); in _nx_ip_fragment_packet()
334 checksum += (temp >> NX_SHIFT_BY_16) + (temp & NX_LOWER_16_MASK); in _nx_ip_fragment_packet()
336 checksum += (temp >> NX_SHIFT_BY_16); in _nx_ip_fragment_packet()
338 checksum += (temp >> NX_SHIFT_BY_16) + (temp & NX_LOWER_16_MASK); in _nx_ip_fragment_packet()
340 checksum += (temp >> NX_SHIFT_BY_16) + (temp & NX_LOWER_16_MASK); in _nx_ip_fragment_packet()
343 checksum = (checksum >> NX_SHIFT_BY_16) + (checksum & NX_LOWER_16_MASK); in _nx_ip_fragment_packet()
346 checksum = (checksum >> NX_SHIFT_BY_16) + (checksum & NX_LOWER_16_MASK); in _nx_ip_fragment_packet()
349 …_ip_header_word_2 = fragment_header_ptr -> nx_ip_header_word_2 | (NX_LOWER_16_MASK & (~checksum)); in _nx_ip_fragment_packet()
Dnx_icmpv4_packet_process.c87 USHORT checksum; in _nx_icmpv4_packet_process() local
125 checksum = _nx_ip_checksum_compute(packet_ptr, NX_IP_ICMP, in _nx_icmpv4_packet_process()
131 checksum = ((USHORT) ~checksum) & NX_LOWER_16_MASK; in _nx_icmpv4_packet_process()
134 if (checksum) in _nx_icmpv4_packet_process()
Dnx_icmpv6_send_rs.c86 USHORT checksum; in _nx_icmpv6_send_rs() local
193 checksum = _nx_ip_checksum_compute(pkt_ptr, NX_PROTOCOL_ICMPV6, in _nx_icmpv6_send_rs()
198 checksum = (USHORT)(~checksum); in _nx_icmpv6_send_rs()
201 NX_CHANGE_USHORT_ENDIAN(checksum); in _nx_icmpv6_send_rs()
203 rs_ptr -> nx_icmpv6_rs_icmpv6_header.nx_icmpv6_header_checksum = checksum; in _nx_icmpv6_send_rs()
Dnx_icmpv6_packet_process.c108 USHORT checksum; in _nx_icmpv6_packet_process() local
160 checksum = _nx_ip_checksum_compute(packet_ptr, NX_PROTOCOL_ICMPV6, in _nx_icmpv6_packet_process()
165 checksum = (USHORT)(~checksum) & NX_LOWER_16_MASK; in _nx_icmpv6_packet_process()
168 if (checksum) in _nx_icmpv6_packet_process()
Dnx_igmp_packet_process.c92 ULONG checksum; in _nx_igmp_packet_process() local
109 checksum = _nx_ip_checksum_compute(packet_ptr, NX_IP_IGMP, in _nx_igmp_packet_process()
113 checksum = ~checksum & NX_LOWER_16_MASK; in _nx_igmp_packet_process()
116 if (checksum) in _nx_igmp_packet_process()
Dnx_icmpv6_send_ns.c101 USHORT checksum; in _nx_icmpv6_send_ns() local
253 …checksum = _nx_ip_checksum_compute(pkt_ptr, NX_PROTOCOL_ICMPV6, (UINT)pkt_ptr -> nx_packet_length,… in _nx_icmpv6_send_ns()
255 checksum = (USHORT)(~checksum); in _nx_icmpv6_send_ns()
258 NX_CHANGE_USHORT_ENDIAN(checksum); in _nx_icmpv6_send_ns()
260 nd_ptr -> nx_icmpv6_nd_header.nx_icmpv6_header_checksum = checksum; in _nx_icmpv6_send_ns()
Dnx_udp_socket_receive.c286 ULONG checksum; in _nx_udp_socket_receive() local
328 checksum = _nx_ip_checksum_compute(current_ptr, NX_PROTOCOL_UDP, in _nx_udp_socket_receive()
341 checksum = NX_LOWER_16_MASK & ~checksum; in _nx_udp_socket_receive()
344 if (checksum == 0) in _nx_udp_socket_receive()
Dnx_tcp_packet_send_control.c97 ULONG checksum; in _nx_tcp_packet_send_control() local
306 checksum = _nx_ip_checksum_compute(packet_ptr, NX_PROTOCOL_TCP, in _nx_tcp_packet_send_control()
309 checksum = ~checksum & NX_LOWER_16_MASK; in _nx_tcp_packet_send_control()
313 tcp_header_ptr -> nx_tcp_header_word_4 = (checksum << NX_SHIFT_BY_16); in _nx_tcp_packet_send_control()
Dnxd_udp_socket_send.c565 ULONG checksum; in _nxd_udp_socket_send() local
568 checksum = _nx_ip_checksum_compute(packet_ptr, in _nxd_udp_socket_send()
573 checksum = ~checksum & NX_LOWER_16_MASK; in _nxd_udp_socket_send()
577 if (checksum == 0) in _nxd_udp_socket_send()
579 checksum = 0xFFFF; in _nxd_udp_socket_send()
584 … udp_header_ptr -> nx_udp_header_word_1 = udp_header_ptr -> nx_udp_header_word_1 | checksum; in _nxd_udp_socket_send()
Dnx_tcp_socket_retransmit.c212 ULONG checksum; in _nx_tcp_socket_retransmit() local
330 checksum = _nx_ip_checksum_compute(packet_ptr, NX_PROTOCOL_TCP, in _nx_tcp_socket_retransmit()
333 checksum = ~checksum & NX_LOWER_16_MASK; in _nx_tcp_socket_retransmit()
339 …header_ptr -> nx_tcp_header_word_4 = header_ptr -> nx_tcp_header_word_4 | (checksum << NX_SHIFT_B… in _nx_tcp_socket_retransmit()
Dnx_icmpv6_process_echo_request.c94 USHORT checksum; in _nx_icmpv6_process_echo_request() local
280 checksum = header_ptr -> nx_icmpv6_header_checksum; in _nx_icmpv6_process_echo_request()
283 NX_CHANGE_USHORT_ENDIAN(checksum); in _nx_icmpv6_process_echo_request()
285 tmp = ((USHORT)(~checksum) & 0xFFFF); in _nx_icmpv6_process_echo_request()
Dnx_ip_header_add.c96 ULONG checksum; in _nx_ip_header_add() local
232 checksum = _nx_ip_checksum_compute(packet_ptr, NX_IP_VERSION_V4, in _nx_ip_header_add()
238 val = (ULONG)(~checksum); in _nx_ip_header_add()
Dnx_ipv4_packet_receive.c103 ULONG checksum; in _nx_ipv4_packet_receive() local
301 checksum = _nx_ip_checksum_compute(packet_ptr, NX_IP_VERSION_V4, in _nx_ipv4_packet_receive()
306 checksum = ~checksum & NX_LOWER_16_MASK; in _nx_ipv4_packet_receive()
309 if (checksum) in _nx_ipv4_packet_receive()
Dnx_icmpv4_send_error_message.c94 USHORT checksum; in _nx_icmpv4_send_error_message() local
312 checksum = _nx_ip_checksum_compute(pkt_ptr, NX_IP_ICMP, in _nx_icmpv4_send_error_message()
318 icmpv4_error -> nx_icmpv4_error_header.nx_icmpv4_header_checksum = (USHORT)(~checksum); in _nx_icmpv4_send_error_message()
Dnx_ip_packet_send.c103 ULONG checksum; in _nx_ip_packet_send() local
283 checksum = _nx_ip_checksum_compute(packet_ptr, NX_IP_VERSION_V4, in _nx_ip_packet_send()
289 val = (ULONG)(~checksum); in _nx_ip_packet_send()
Dnx_icmpv6_send_error_message.c104 USHORT checksum; in _nx_icmpv6_send_error_message() local
353 checksum = _nx_ip_checksum_compute(pkt_ptr, NX_PROTOCOL_ICMPV6, in _nx_icmpv6_send_error_message()
358 icmpv6_error -> nx_icmpv6_error_header.nx_icmpv6_header_checksum = (USHORT)(~checksum); in _nx_icmpv6_send_error_message()
Dnx_icmp_interface_ping.c108 ULONG checksum; in _nx_icmp_interface_ping() local
261 checksum = _nx_ip_checksum_compute(request_ptr, NX_IP_ICMP, in _nx_icmp_interface_ping()
272 …header_ptr -> nx_icmp_header_word_0 = header_ptr -> nx_icmp_header_word_0 | (~checksum & NX_LOWER… in _nx_icmp_interface_ping()
Dnx_icmp_interface_ping6.c115 ULONG checksum; in _nx_icmp_interface_ping6() local
284 checksum = _nx_ip_checksum_compute(request_ptr, NX_PROTOCOL_ICMPV6, in _nx_icmp_interface_ping6()
289 echo_header_ptr -> nx_icmpv6_echo_header.nx_icmpv6_header_checksum = (USHORT) ~checksum; in _nx_icmp_interface_ping6()
/NetX-Duo-v6.3.0/addons/nat/
Dnx_nat.c78 static VOID _nx_nat_checksum_adjust(UCHAR *checksum, UCHAR *old_data, INT old_data_length, UCHAR…
1511 USHORT checksum; in _nx_nat_process_inbound_TCP_packet() local
1587 checksum = (USHORT)(tcp_header_ptr -> nx_tcp_header_word_4 >> NX_SHIFT_BY_16); in _nx_nat_process_inbound_TCP_packet()
1598 …_nx_nat_checksum_adjust((UCHAR *)&checksum, (UCHAR *)&old_port, sizeof(USHORT), (UCHAR *)&new_port… in _nx_nat_process_inbound_TCP_packet()
1606 …_nx_nat_checksum_adjust((UCHAR *)&checksum, (UCHAR *)&old_address, sizeof(LONG), (UCHAR *)&new_add… in _nx_nat_process_inbound_TCP_packet()
1612 …nx_tcp_header_word_4 = tcp_header_ptr -> nx_tcp_header_word_4 | (ULONG)(checksum << NX_SHIFT_BY_16… in _nx_nat_process_inbound_TCP_packet()
1714 USHORT checksum; in _nx_nat_process_inbound_UDP_packet() local
1785 checksum = udp_header_ptr -> nx_udp_header_word_1 & NX_LOWER_16_MASK; in _nx_nat_process_inbound_UDP_packet()
1788 if (checksum == 0) in _nx_nat_process_inbound_UDP_packet()
1804 …_nx_nat_checksum_adjust((UCHAR *)&checksum, (UCHAR *)&old_port, sizeof(USHORT), (UCHAR *)&new_port… in _nx_nat_process_inbound_UDP_packet()
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