Github user jpeach commented on a diff in the pull request:
https://github.com/apache/trafficserver/pull/564#discussion_r59742958
--- Diff: lib/ts/ink_inet.cc ---
@@ -307,6 +307,26 @@ ats_ip_hash(sockaddr const *addr)
return zret.i;
}
+uint64_t
+ats_ip_port_hash(sockaddr const *addr)
+{
+ union md5sum {
+ uint64_t i;
+ uint16_t b[4];
+ unsigned char c[16];
+ } zret;
+
+ zret.i = 0;
+ if (ats_is_ip4(addr)) {
+ zret.i = (static_cast<uint64_t>(ats_ip4_addr_cast(addr)) << 16) |
(ats_ip_port_cast(addr));
+ } else if (ats_is_ip6(addr)) {
+ ink_code_md5(const_cast<uint8_t *>(ats_ip_addr8_cast(addr)),
TS_IP6_SIZE, zret.c);
+ // now replace the bottom 16bits so we can account for the port.
+ zret.b[3] = ats_ip_port_cast(addr);
--- End diff --
``zret`` is a union; it's the same data.
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