Add BrowseIPPSOnly boolean directive and update man page

Author: abubakarsabir924-cell

man/cupsd.conf.5

@@ -68,6 +68,14 @@ The default is "dnssd" on systems that support DNS-SD and "none" otherwise.
 .br
 Specifies whether the CUPS web interface is advertised.
 The default is "No".
+.\"#BrowseIPPSOnly
+.TP 5
+\fBBrowseIPPSOnly Yes\fR
+.TP 5
+\fBBrowseIPPSOnly No\fR
+.br
+Specifies whether to only advertise IPPS services.
+The default is "No".
 .\"#Browsing
 .TP 5
 \fBBrowsing Yes\fR

scheduler/conf.c

@@ -68,6 +68,7 @@ static const cupsd_var_t	cupsd_vars[] =
 {
   { "AutoPurgeJobs", 		&JobAutoPurge,		CUPSD_VARTYPE_BOOLEAN },
   { "BrowseDNSSDSubTypes",	&DNSSDSubTypes,		CUPSD_VARTYPE_NULLSTRING },
+  { "BrowseIPPSOnly",	&BrowseIPPSOnly,	CUPSD_VARTYPE_BOOLEAN },
   { "BrowseWebIF",		&BrowseWebIF,		CUPSD_VARTYPE_BOOLEAN },
   { "Browsing",			&Browsing,		CUPSD_VARTYPE_BOOLEAN },
   { "Classification",		&Classification,	CUPSD_VARTYPE_STRING },

scheduler/conf.h

@@ -225,6 +225,8 @@ VAR int			FilterLimit		VALUE(0),
 					/* multiple-operation-time-out value */
 			WebInterface		VALUE(CUPS_DEFAULT_WEBIF);
 					/* Enable the web interface? */
+VAR int			BrowseIPPSOnly		VALUE(0);
+					/* Only browse IPPS printers? */
 VAR cups_file_t		*AccessFile		VALUE(NULL),
 					/* Access log file */
 			*ErrorFile		VALUE(NULL),

scheduler/dirsvc.c

@@ -43,7 +43,7 @@ cupsdDeregisterPrinter(
     int             removeit)		/* I - Printer being permanently removed */
 {
  /*
-  * Only deregister if browsing is enabled and it's a local printer...
+
   */
 
   cupsdLogMessage(CUPSD_LOG_DEBUG2, "cupsdDeregisterPrinter(p=%p(%s), removeit=%d)", (void *)p, p->name, removeit);
@@ -477,7 +477,9 @@ dnssdRegisterPrinter(
 
   if (!p->shared)
     return;
-
+  
+if (BrowseIPPSOnly && !(p->type & CUPS_PTYPE_REMOTE))
+    return;
  /*
   * Set the registered name as needed; the registered name takes the form of
   * "<printer-info> @ <computer name>"...