lib.protocol.ethernet: add ptoi used by connectx driver

snabbco · Aug 30, 2021 · 909dca7 · 909dca7
1 parent 87128d9
commit 909dca7
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/src/lib/protocol/ethernet.lua b/src/lib/protocol/ethernet.lua
@@ -66,6 +66,11 @@ function ethernet:ntop (n)
    return table.concat(p, ":")
 end
 
+-- Convert printable address to integer
+function ethernet:ptoi (p)
+   return tonumber(ffi.cast("uint64_t *", ethernet:pton(p))[0])
+end
+
 -- Mapping of an IPv6 multicast address to a MAC address per RFC2464,
 -- section 7
 function ethernet:ipv6_mcast(ip)