From 2782a74fa535f43a72daaadeb99c594b49d8e3d1 Mon Sep 17 00:00:00 2001
From: Bastian Bloessl <bastian.bloessl@uibk.ac.at>
Date: Wed, 5 Jun 2013 07:40:34 +0200
Subject: [PATCH] burst tagger: add multiplier parameter

---
 grc/foo_burst_tagger.xml   | 11 ++++++++++-
 include/foo/burst_tagger.h |  2 +-
 lib/burst_tagger_impl.cc   | 12 +++++++-----
 lib/burst_tagger_impl.h    |  4 +++-
 4 files changed, 21 insertions(+), 8 deletions(-)

diff --git a/grc/foo_burst_tagger.xml b/grc/foo_burst_tagger.xml
index 4390f04..2401599 100644
--- a/grc/foo_burst_tagger.xml
+++ b/grc/foo_burst_tagger.xml
@@ -5,7 +5,7 @@
   <category>Foo</category>
   <import>import pmt</import>
   <import>import foo</import>
-  <make>foo.burst_tagger($tag_name)</make>
+  <make>foo.burst_tagger($tag_name, $mult)</make>
 
   <param>
     <name>Tag Name</name>
@@ -14,6 +14,15 @@
     <type>raw</type>
   </param>
 
+  <param>
+    <name>Multiplier</name>
+    <key>mult</key>
+    <value>1</value>
+    <type>int</type>
+  </param>
+
+  <check>$mult > 0</check>
+
   <sink>
     <name>in</name>
     <type>complex</type>
diff --git a/include/foo/burst_tagger.h b/include/foo/burst_tagger.h
index f42a95b..b48e118 100644
--- a/include/foo/burst_tagger.h
+++ b/include/foo/burst_tagger.h
@@ -31,7 +31,7 @@ namespace foo {
 		public:
 			typedef boost::shared_ptr<burst_tagger> sptr;
 
-			static sptr make(pmt::pmt_t tag_name);
+			static sptr make(pmt::pmt_t tag_name, unsigned int mult);
 	};
 
 } // namespace foo
diff --git a/lib/burst_tagger_impl.cc b/lib/burst_tagger_impl.cc
index 35f218c..eb9ccbf 100644
--- a/lib/burst_tagger_impl.cc
+++ b/lib/burst_tagger_impl.cc
@@ -25,12 +25,14 @@
 namespace gr {
 namespace foo {
 
-burst_tagger_impl::burst_tagger_impl(pmt::pmt_t tag_name)
+burst_tagger_impl::burst_tagger_impl(pmt::pmt_t tag_name,
+		unsigned int mult)
 		: gr::sync_block("burst_tagger",
 			gr::io_signature::make(1, 1, sizeof(gr_complex)),
 			gr::io_signature::make(1, 1, sizeof(gr_complex))),
 		d_tag_name(tag_name),
-		d_copy(0) {
+		d_copy(0),
+		d_mult(mult) {
 }
 
 burst_tagger_impl::~burst_tagger_impl() {
@@ -81,7 +83,7 @@ burst_tagger_impl::work(int noutput_items,
 			GR_LOG_DEBUG(d_debug_log, "tags found");
 			tag_t tag = tags.front();
 			if(tag.offset == nitems_read(0)) {
-				d_copy = pmt::to_uint64(tag.value) * 128;
+				d_copy = pmt::to_uint64(tag.value) * d_mult;
 				GR_LOG_DEBUG(d_debug_log, boost::format("tag is at current offset, packet len %1%") % d_copy);
 				add_sob(nitems_written(0));
 			} else {
@@ -109,8 +111,8 @@ burst_tagger_impl::work(int noutput_items,
 	}
 }
 
-burst_tagger::sptr burst_tagger::make(pmt::pmt_t tag_name) {
-	return gnuradio::get_initial_sptr(new burst_tagger_impl(tag_name));
+burst_tagger::sptr burst_tagger::make(pmt::pmt_t tag_name, unsigned int mult) {
+	return gnuradio::get_initial_sptr(new burst_tagger_impl(tag_name, mult));
 }
 
 
diff --git a/lib/burst_tagger_impl.h b/lib/burst_tagger_impl.h
index 38b4bd2..d2dcb6b 100644
--- a/lib/burst_tagger_impl.h
+++ b/lib/burst_tagger_impl.h
@@ -33,9 +33,11 @@ namespace foo {
 
 			pmt::pmt_t d_tag_name;
 			int d_copy;
+			unsigned int d_mult;
 
 		public:
-			burst_tagger_impl(pmt::pmt_t tag_name);
+			burst_tagger_impl(pmt::pmt_t tag_name,
+					unsigned int mult);
 			~burst_tagger_impl();
 
 			int work(int noutput_items,