From 64ac6626d89ff6a8c06b4b2355e8a059f17ff3bd Mon Sep 17 00:00:00 2001
From: Zdenek Dohnal <zdohnal@redhat.com>
Date: Mon, 19 Oct 2020 07:59:49 +0200
Subject: [PATCH] cups/ipp-vars.c: support mdns URI in _ippVarsSet()

---
 cups/ipp-vars.c | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/cups/ipp-vars.c b/cups/ipp-vars.c
index f7538a4eac..ada3d3a171 100644
--- a/cups/ipp-vars.c
+++ b/cups/ipp-vars.c
@@ -13,6 +13,7 @@
  */
 
 #include <cups/cups.h>
+#include <cups/cups-private.h>
 #include "ipp-private.h"
 #include "string-private.h"
 #include "debug-internal.h"
@@ -221,6 +222,21 @@ _ippVarsSet(_ipp_vars_t *v,		/* I - IPP variables */
   if (!strcmp(name, "uri"))
   {
     char		uri[1024];	/* New printer URI */
+    char		resolved[1024];	/* Resolved mDNS URI */
+
+    if (strstr(value, "._tcp"))
+    {
+     /*
+      * Resolve URI...
+      */
+
+      if (!_httpResolveURI(value, resolved, sizeof(resolved), _HTTP_RESOLVE_DEFAULT, NULL, NULL))
+      {
+        return (0);
+      }
+
+      value = resolved;
+    }
 
     if (httpSeparateURI(HTTP_URI_CODING_ALL, value, v->scheme, sizeof(v->scheme), v->username, sizeof(v->username), v->host, sizeof(v->host), &(v->port), v->resource, sizeof(v->resource)) < HTTP_URI_STATUS_OK)
       return (0);
-- 
2.47.2