[tor-commits] [snowflake/master] Note that isRestrictedFiltering is no longer used

[cohosh@xxxxxxxxxxxxxx]

commit ece43cbfcfc328bf0d45ee1ce5998ea295035af4
Author: Cecylia Bocovich <cohosh@xxxxxxxxxxxxxx>
Date:   Fri Nov 20 01:15:16 2020 -0500

    Note that isRestrictedFiltering is no longer used
---
 common/nat/nat.go | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/common/nat/nat.go b/common/nat/nat.go
index 4f2780c..552ed45 100644
--- a/common/nat/nat.go
+++ b/common/nat/nat.go
@@ -110,6 +110,9 @@ func isRestrictedMapping(addrStr string) (bool, error) {
 // Performs two tests from RFC 5780 to determine whether the filtering type
 // of the client's NAT is port-dependent.
 // Returns true if the filtering is port-dependent and false otherwise
+// Note: This function is no longer used because a client's NAT type is
+// determined only by their mapping type, but the functionality might
+// be useful in the future and remains here.
 func isRestrictedFiltering(addrStr string) (bool, error) {
 	var xorAddr stun.XORMappedAddress
 

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