use poppler for xerox printers

cups-filters-timeouts.patch

@@ -0,0 +1,137 @@
+diff -up cups-filters-1.13.4/utils/cups-browsed.c.httptimeouts cups-filters-1.13.4/utils/cups-browsed.c
+--- cups-filters-1.13.4/utils/cups-browsed.c.httptimeouts	2018-03-05 20:09:53.596815387 +0100
++++ cups-filters-1.13.4/utils/cups-browsed.c	2018-03-05 20:27:17.625885188 +0100
+@@ -351,6 +351,8 @@ static size_t NumBrowsePoll = 0;
+ static guint update_netifs_sourceid = 0;
+ static char local_server_str[1024];
+ static char *DomainSocket = NULL;
++static unsigned int HttpLocalTimeout = 5;
++static unsigned int HttpRemoteTimeout = 10;
+ static ip_based_uris_t IPBasedDeviceURIs = IP_BASED_URIS_NO;
+ static unsigned int CreateRemoteRawPrinterQueues = 0;
+ static unsigned int CreateRemoteCUPSPrinterQueues = 1;
+@@ -587,6 +589,7 @@ httpConnectEncryptShortTimeout(const cha
+ int
+ http_timeout_cb(http_t *http, void *user_data)
+ {
++  debug_printf("HTTP timeout! (consider increasing HttpLocalTimeout/HttpRemoteTimeout value)\n");
+   return 0;
+ }
+ 
+@@ -599,7 +602,7 @@ http_connect_local (void)
+ 						cupsEncryption());
+   }
+   if (local_conn)
+-    httpSetTimeout(local_conn, 3, http_timeout_cb, NULL);
++    httpSetTimeout(local_conn, HttpLocalTimeout, http_timeout_cb, NULL);
+   else
+     debug_printf("cups-browsed: Failed creating http connection to local CUPS daemon: %s:%d\n", cupsServer(), ippPort());
+ 
+@@ -2631,7 +2634,7 @@ on_printer_state_changed (CupsNotifier *
+ 		       p->port);
+ 	  if (http) {
+ 	    /* Check whether the printer is idle, processing, or disabled */
+-	    httpSetTimeout(http, 2, http_timeout_cb, NULL);
++	    httpSetTimeout(http, HttpRemoteTimeout, http_timeout_cb, NULL);
+ 	    request = ippNewRequest(CUPS_GET_PRINTERS);
+ 	    ippAddStrings(request, IPP_TAG_OPERATION, IPP_TAG_KEYWORD,
+ 			  "requested-attributes",
+@@ -3690,7 +3693,7 @@ gboolean handle_cups_queues(gpointer unu
+ 	p->timeout = current_time + TIMEOUT_RETRY;
+ 	break;
+       }
+-      httpSetTimeout(http, 3, http_timeout_cb, NULL);
++      httpSetTimeout(http, HttpLocalTimeout, http_timeout_cb, NULL);
+ 
+       /* Do not auto-save option settings due to the print queue creation
+ 	 process */
+@@ -3743,7 +3746,7 @@ gboolean handle_cups_queues(gpointer unu
+ 	    p->no_autosave = 0;
+ 	    break;
+ 	  }
+-	  httpSetTimeout(remote_http, 3, http_timeout_cb, NULL);
++	  httpSetTimeout(remote_http, HttpRemoteTimeout, http_timeout_cb, NULL);
+ 	  if ((loadedppd = cupsGetPPD2(remote_http, p->name)) == NULL &&
+ 	      CreateRemoteRawPrinterQueues == 0) {
+ 	    debug_printf("Unable to load PPD file for %s from the server %s:%d!\n",
+@@ -5772,7 +5775,7 @@ browse_poll_cancel_subscription (browsep
+     return;
+   }
+ 
+-  httpSetTimeout(conn, 3, http_timeout_cb, NULL);
++  httpSetTimeout(conn, HttpRemoteTimeout, http_timeout_cb, NULL);
+ 
+   debug_printf ("cups-browsed [BrowsePoll %s:%d]: IPP-Cancel-Subscription\n",
+ 		context->server, context->port);
+@@ -5914,7 +5917,7 @@ browse_poll (gpointer data)
+     goto fail;
+   }
+ 
+-  httpSetTimeout(conn, 3, http_timeout_cb, NULL);
++  httpSetTimeout(conn, HttpRemoteTimeout, http_timeout_cb, NULL);
+ 
+   if (context->can_subscribe) {
+     if (context->subscription_id == -1) {
+@@ -6430,6 +6433,19 @@ read_configuration (const char *filename
+     } else if (!strcasecmp(line, "DomainSocket") && value) {
+       if (value[0] != '\0')
+ 	DomainSocket = strdup(value);
++    } else if ((!strcasecmp(line, "HttpLocalTimeout") || !strcasecmp(line, "HttpRemoteTimeout")) && value) {
++      int t = atoi(value);
++      if (t >= 0) {
++	if (!strcasecmp(line, "HttpLocalTimeout"))
++	  HttpLocalTimeout = t;
++	else if (!strcasecmp(line, "HttpRemoteTimeout"))
++	  HttpRemoteTimeout = t;
++
++	debug_printf("Set %s to %d sec.\n",
++		     line, t);
++      } else
++	debug_printf("Invalid %s value: %d\n",
++		     line, t);
+     } else if (!strcasecmp(line, "IPBasedDeviceURIs") && value) {
+       if (!strcasecmp(value, "IPv4") || !strcasecmp(value, "IPv4Only"))
+ 	IPBasedDeviceURIs = IP_BASED_URIS_IPV4_ONLY;
+diff -up cups-filters-1.13.4/utils/cups-browsed.conf.5.httptimeouts cups-filters-1.13.4/utils/cups-browsed.conf.5
+--- cups-filters-1.13.4/utils/cups-browsed.conf.5.httptimeouts	2018-03-05 20:10:00.042761769 +0100
++++ cups-filters-1.13.4/utils/cups-browsed.conf.5	2018-03-05 20:13:23.417070065 +0100
+@@ -416,6 +416,19 @@ or "Off" lets cups-browsed not use CUPS'
+ 
+ .fam T
+ .fi
++Set HTTP timeout (in seconds) for requests sent to local/remote
++resources Note that too short timeouts can make services getting
++missed when they are present and operations be unneccesarily
++repeated and too long timeouts can make operations take too long
++when the server does not respond.
++.PP
++.nf
++.fam C
++        HttpLocalTimeout 5
++        HttpRemoteTimeout 10
++
++.fam T
++.fi
+ The interval between browsing/broadcasting cycles, local and/or
+ remote, can be adjusted with the BrowseInterval directive.
+ .PP
+diff -up cups-filters-1.13.4/utils/cups-browsed.conf.in.httptimeouts cups-filters-1.13.4/utils/cups-browsed.conf.in
+--- cups-filters-1.13.4/utils/cups-browsed.conf.in.httptimeouts	2018-03-05 20:10:05.452716768 +0100
++++ cups-filters-1.13.4/utils/cups-browsed.conf.in	2018-03-05 20:11:51.917831172 +0100
+@@ -301,6 +301,16 @@ BrowseRemoteProtocols @BROWSEREMOTEPROTO
+ # DomainSocket Off
+ 
+ 
++# Set HTTP timeout (in seconds) for requests sent to local/remote
++# resources Note that too short timeouts can make services getting
++# missed when they are present and operations be unneccesarily
++# repeated and too long timeouts can make operations take too long
++# when the server does not respond.
++
++# HttpLocalTimeout 5
++# HttpRemoteTimeout 10
++
++
+ # Set IPBasedDeviceURIs to "Yes" if cups-browsed should create its
+ # local queues with device URIs with the IP addresses instead of the
+ # host names of the remote servers. This mode is there for any

cups-filters-xerox.patch

@@ -0,0 +1,11 @@
+diff -up cups-filters-1.13.4/filter/pdftops.c.xerox cups-filters-1.13.4/filter/pdftops.c
+--- cups-filters-1.13.4/filter/pdftops.c.xerox	2018-05-03 12:10:32.961381421 +0200
++++ cups-filters-1.13.4/filter/pdftops.c	2018-05-03 12:20:22.096532993 +0200
+@@ -469,6 +469,7 @@ main(int  argc,				/* I - Number of comm
+     if (make_model[0] &&
+ 	(!strncasecmp(make_model, "Brother", 7) ||
+ 	 !strncasecmp(make_model, "Dell", 4) ||
++	 !strncasecmp(make_model, "Xerox", 5) ||
+ 	 strcasestr(make_model, "Minolta") ||
+ 	 (!strncasecmp(make_model, "Apple", 5) &&
+ 	  (ptr = strcasestr(make_model, "LaserWriter")) &&

cups-filters.spec

@@ -4,7 +4,7 @@
 Summary: OpenPrinting CUPS filters and backends
 Name:    cups-filters
 Version: 1.13.4
-Release: 3%{?dist}
+Release: 6%{?dist}
 
 # For a breakdown of the licensing, see COPYING file
 # GPLv2:   filters: commandto*, imagetoraster, pdftops, rasterto*,
@@ -21,6 +21,8 @@ Url:     http://www.linuxfoundation.org/collaborate/workgroups/openprinting/cups
 Source0: http://www.openprinting.org/download/cups-filters/cups-filters-%{version}.tar.xz
 
 Patch01: cups-filters-apremotequeueid.patch
+Patch02: cups-filters-timeouts.patch
+Patch03: cups-filters-xerox.patch
 
 Requires: cups-filters-libs%{?_isa} = %{version}-%{release}
 
@@ -116,6 +118,8 @@ This is the development package for OpenPrinting CUPS filters and backends.
 %prep
 %setup -q
 %patch01 -p1 -b .apremotequeueid
+%patch02 -p1 -b .timeouts
+%patch03 -p1 -b .xerox
 
 %build
 # work-around Rpath
@@ -279,6 +283,15 @@ fi
 %{_libdir}/libfontembed.so
 
 %changelog
+* Thu May 03 2018 Zdenek Dohnal <zdohnal@redhat.com> - 1.13.4-6
+- use poppler for xerox printers
+
+* Wed Apr 18 2018 Zdenek Dohnal <zdohnal@redhat.com> - 1.13.4-5
+- rebuilt for qpdf-7.1.1
+
+* Mon Mar 05 2018 Zdenek Dohnal <zdohnal@redhat.com> - 1.13.4-4
+- 1487873 - cups-browsed and cups in endless updating loop
+
 * Thu Aug 10 2017 Zdenek Dohnal <zdohnal@redhat.com> - 1.13.4-3
 - rebuilt for qpdf-libs