p910nd: add mdns support

Signed-off-by: Philipp Kerling <pkerling@casix.org>

net/p910nd/Makefile

@@ -9,7 +9,7 @@ include $(TOPDIR)/rules.mk
 
 PKG_NAME:=p910nd
 PKG_VERSION:=0.97
-PKG_RELEASE:=6
+PKG_RELEASE:=7
 
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.bz2
 PKG_SOURCE_URL:=@SF/p910nd

net/p910nd/files/p910nd.config

@@ -1,5 +1,24 @@
 config p910nd
 	option device        /dev/usb/lp0
+	# Actual TCP port is 9100 plus this value
+	# Valid values are 0,1,2
 	option port          0
 	option bidirectional 1
 	option enabled       0
+
+	# mDNS support - see Bonjour Printing Specification for details concerning the values
+	# Be aware that you can only advertise one printer on this host via mDNS
+	# Set to 1 to enable
+	option mdns          0
+	# Human-readable printer make and model
+	option mdns_ty       'My Printer Manufacturer/Model'
+	# Human-readable location
+	option mdns_note     'Basement'
+	# Post-Script product string, including parenthesis
+	option mdns_product  ''
+	# IEEE-1284 Device ID MANUFACTURER/MFG string
+	option mdns_mfg      ''
+	# IEEE-1284 Device ID MODEL/MDL string
+	option mdns_mdl      ''
+	# IEEE-1284 Device ID COMMAND SET/CMD string
+	option mdns_cmd      ''

net/p910nd/files/p910nd.init

@@ -41,6 +41,16 @@ start_p910nd() {
 		procd_open_instance $name
 		procd_set_param command /usr/sbin/p910nd $args
 		procd_set_param respawn
+
+		config_get_bool "mdns" "$section" "mdns" '0'
+		config_get mdns_note "$section" mdns_note
+		config_get mdns_ty "$section" mdns_ty
+		config_get mdns_product "$section" mdns_product
+		config_get mdns_mfg "$section" mdns_mfg
+		config_get mdns_mdl "$section" mdns_mdl
+		config_get mdns_cmd "$section" mdns_cmd
+		[ "$mdns" -gt 0 ] && procd_add_mdns "pdl-datastream" "tcp" "$((port+9100))" "note=$mdns_note" "ty=$mdns_ty" "product=$mdns_product" "usb_MFG=$mdns_mfg" "usb_MDL=$mdns_mdl" "usb_CMD=$mdns_cmd"
+
 		procd_close_instance
 	fi
 }