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-rw-r--r--pkg/tcpip/tcpip.go19
1 files changed, 8 insertions, 11 deletions
diff --git a/pkg/tcpip/tcpip.go b/pkg/tcpip/tcpip.go
index fa73cfa47..0d4a803ff 100644
--- a/pkg/tcpip/tcpip.go
+++ b/pkg/tcpip/tcpip.go
@@ -237,6 +237,14 @@ type Timer interface {
// network node. Or, in the case of unix endpoints, it may represent a path.
type Address string
+// WithPrefix returns the address with a prefix that represents a point subnet.
+func (a Address) WithPrefix() AddressWithPrefix {
+ return AddressWithPrefix{
+ Address: a,
+ PrefixLen: len(a) * 8,
+ }
+}
+
// AddressMask is a bitmask for an address.
type AddressMask string
@@ -1987,14 +1995,3 @@ func DeleteDanglingEndpoint(e Endpoint) {
// AsyncLoading is the global barrier for asynchronous endpoint loading
// activities.
var AsyncLoading sync.WaitGroup
-
-// ICMPReason is a marker interface for network protocol agnostic ICMP errors.
-type ICMPReason interface {
- isICMP()
-}
-
-// ICMPReasonPortUnreachable is an error where the transport protocol has no
-// listener and no alternative means to inform the sender.
-type ICMPReasonPortUnreachable struct{}
-
-func (*ICMPReasonPortUnreachable) isICMP() {}