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| author | Eyal Soha <eyalsoha@google.com> | 2020-04-24 15:55:11 -0700 |
|---|---|---|
| committer | gVisor bot <gvisor-bot@google.com> | 2020-04-24 15:56:27 -0700 |
| commit | dfff265fe422499af3bbe7d58e8db35ba32304f5 (patch) | |
| tree | 4ea81063b2f322166d1d6919d33c8a75e99e0f2a /pkg/tcpip/header | |
| parent | 3d860530a904004aea5bc95e6331b3b11cec1877 (diff) | |
Add ICMP6 param problem test
Tested:
When run on Linux, a correct ICMPv6 response is received. On netstack, no
ICMPv6 response is received.
PiperOrigin-RevId: 308343113
Diffstat (limited to 'pkg/tcpip/header')
| -rw-r--r-- | pkg/tcpip/header/ipv6.go | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/pkg/tcpip/header/ipv6.go b/pkg/tcpip/header/ipv6.go index 76e88e9b3..ba80b64a8 100644 --- a/pkg/tcpip/header/ipv6.go +++ b/pkg/tcpip/header/ipv6.go @@ -27,7 +27,9 @@ const ( // IPv6PayloadLenOffset is the offset of the PayloadLength field in // IPv6 header. IPv6PayloadLenOffset = 4 - nextHdr = 6 + // IPv6NextHeaderOffset is the offset of the NextHeader field in + // IPv6 header. + IPv6NextHeaderOffset = 6 hopLimit = 7 v6SrcAddr = 8 v6DstAddr = v6SrcAddr + IPv6AddressSize @@ -163,7 +165,7 @@ func (b IPv6) HopLimit() uint8 { // NextHeader returns the value of the "next header" field of the ipv6 header. func (b IPv6) NextHeader() uint8 { - return b[nextHdr] + return b[IPv6NextHeaderOffset] } // TransportProtocol implements Network.TransportProtocol. @@ -223,7 +225,7 @@ func (b IPv6) SetDestinationAddress(addr tcpip.Address) { // SetNextHeader sets the value of the "next header" field of the ipv6 header. func (b IPv6) SetNextHeader(v uint8) { - b[nextHdr] = v + b[IPv6NextHeaderOffset] = v } // SetChecksum implements Network.SetChecksum. Given that IPv6 doesn't have a @@ -235,7 +237,7 @@ func (IPv6) SetChecksum(uint16) { func (b IPv6) Encode(i *IPv6Fields) { b.SetTOS(i.TrafficClass, i.FlowLabel) b.SetPayloadLength(i.PayloadLength) - b[nextHdr] = i.NextHeader + b[IPv6NextHeaderOffset] = i.NextHeader b[hopLimit] = i.HopLimit b.SetSourceAddress(i.SrcAddr) b.SetDestinationAddress(i.DstAddr) |