129 lines
2.8 KiB
Text
129 lines
2.8 KiB
Text
#include <core.p4>
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#include <sume_switch.p4>
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#include "headers.p4"
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#define Parsed_packet headers
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#define user_metadata_t metadata
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// 1500 mtu * 8 = 12000
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#define MAX_NETPFGA_PACKET_SIZE_BITS 16384
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// digest_data, MUST be 256 bits -- not using it
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struct digest_data_t {
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bit<256> unused;
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}
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/********************************************************************************
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* Parser
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*/
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parser RealParser(
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packet_in packet,
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out Parsed_packet hdr,
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out user_metadata_t meta,
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out digest_data_t digest_data,
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inout sume_metadata_t standard_metadata) {
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#include "parsers.p4"
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}
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@Xilinx_MaxPacketRegion(MAX_NETPFGA_PACKET_SIZE_BITS)
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parser TopParser(
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packet_in b,
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out Parsed_packet p,
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out user_metadata_t user_metadata,
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out digest_data_t digest_data,
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inout sume_metadata_t sume_metadata) {
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RealParser() realparser;
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state start {
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realparser.apply(b, p, user_metadata, digest_data, sume_metadata);
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transition accept;
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}
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}
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/********************************************************************************
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* Main
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*/
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control RealMain(
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inout Parsed_packet hdr,
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inout user_metadata_t meta,
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inout digest_data_t digest_data,
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inout sume_metadata_t sume_metadata) {
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#include "actions_nat64_generic.p4"
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#include "actions_egress.p4"
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#include "actions_delta_checksum.p4"
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//#include "netpfga_dummy.p4"
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apply {
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bit<17> tmp17 = 0;
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/* does not compile without a table - give it a table */
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//dummy_table_for_netpfga.apply();
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/* continue without tables */
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//#include "netpfga_nat64_stupid_hardcoded.p4"
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#include "netpfga_nat64.p4"
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}
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}
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control TopPipe(
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inout Parsed_packet p,
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inout user_metadata_t user_metadata,
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inout digest_data_t digest_data,
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inout sume_metadata_t sume_metadata) {
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RealMain() realmain;
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apply {
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realmain.apply(p, user_metadata, digest_data, sume_metadata);
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}
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}
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/********************************************************************************
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* Deparser
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*/
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control RealDeParser(
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packet_out packet,
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in Parsed_packet hdr,
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in user_metadata_t meta,
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inout digest_data_t digest_data,
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inout sume_metadata_t sume_metadata) {
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#include "deparser.p4"
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}
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@Xilinx_MaxPacketRegion(MAX_NETPFGA_PACKET_SIZE_BITS)
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control TopDeparser(
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packet_out b,
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in Parsed_packet p,
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in user_metadata_t user_metadata,
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inout digest_data_t digest_data,
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inout sume_metadata_t sume_metadata) {
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RealDeParser() realdeparser;
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apply {
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realdeparser.apply(b, p, user_metadata, digest_data, sume_metadata);
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}
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}
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/********************************************************************************
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* Switch
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*/
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SimpleSumeSwitch(
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TopParser(),
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TopPipe(),
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TopDeparser()
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) main;
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