+/**
+ * nfs_get_port - extract port value from a socket address
+ * @sap: pointer to socket address
+ *
+ * Returns port value in host byte order.
+ */
+uint16_t
+nfs_get_port(const struct sockaddr *sap)
+{
+ const struct sockaddr_in *sin = (const struct sockaddr_in *)sap;
+ const struct sockaddr_in6 *sin6 = (const struct sockaddr_in6 *)sap;
+
+ switch (sap->sa_family) {
+ case AF_INET:
+ return ntohs(sin->sin_port);
+ case AF_INET6:
+ return ntohs(sin6->sin6_port);
+ }
+ return 0;
+}
+
+/**
+ * nfs_set_port - set port value in a socket address
+ * @sap: pointer to socket address
+ * @port: port value to set
+ *
+ */
+void
+nfs_set_port(struct sockaddr *sap, const uint16_t port)
+{
+ struct sockaddr_in *sin = (struct sockaddr_in *)sap;
+ struct sockaddr_in6 *sin6 = (struct sockaddr_in6 *)sap;
+
+ switch (sap->sa_family) {
+ case AF_INET:
+ sin->sin_port = htons(port);
+ break;
+ case AF_INET6:
+ sin6->sin6_port = htons(port);
+ break;
+ }
+}
+