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Setup the cast_length in icmp->icmp6 translations

This commit is contained in:
Nico Schottelius 2019-04-03 12:44:00 +02:00
parent c465e5719b
commit 71d1e86d3f
2 changed files with 4 additions and 0 deletions
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1
doc/plan.org
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@ -738,6 +738,7 @@ Entry has been added with handle 0
******* DONE Make switch respond to ARP ******* DONE Make switch respond to ARP
******* DONE Make switch respond to icmp echo request w/ correct checksum (2019-04-03) ******* DONE Make switch respond to icmp echo request w/ correct checksum (2019-04-03)
******* TODO Correct icmp6 checksum ******* TODO Correct icmp6 checksum
******** DONE Checksum is SET, but not correct!
**** TODO Add / check default route for v4 hosts **** TODO Add / check default route for v4 hosts
**** TODO Update p4c to avoid compiler bug **** TODO Update p4c to avoid compiler bug
***** TODO Updating p4c ***** TODO Updating p4c

3
p4src/static-mapping.p4
View File

@ -167,6 +167,7 @@ Echo or Echo Reply Message
hdr.ipv6.next_header = PROTO_ICMP6; hdr.ipv6.next_header = PROTO_ICMP6;
meta.chk_icmp6 = 1; meta.chk_icmp6 = 1;
meta.cast_length = (bit<32>) hdr.ipv6.payload_length;
hdr.icmp.setInvalid(); hdr.icmp.setInvalid();
} }
@ -437,9 +438,11 @@ Echo or Echo Reply Message
if(hdr.icmp6.type == ICMP6_ECHO_REPLY) { if(hdr.icmp6.type == ICMP6_ECHO_REPLY) {
hdr.icmp.type = ICMP_ECHO_REPLY; hdr.icmp.type = ICMP_ECHO_REPLY;
hdr.icmp.code = 0;
} }
if(hdr.icmp6.type == ICMP6_ECHO_REQUEST) { if(hdr.icmp6.type == ICMP6_ECHO_REQUEST) {
hdr.icmp.type = ICMP_ECHO_REQUEST; hdr.icmp.type = ICMP_ECHO_REQUEST;
hdr.icmp.code = 0;
} }
} }