Add ostream output for expanded_header.

4 files changed, 63 insertions, 6 deletions

diff --git a/vrt/include/vrt/expanded_header.h b/vrt/include/vrt/expanded_header.h
index 299faa01e..8ff750859 100644
--- a/vrt/include/vrt/expanded_header.h
+++ b/vrt/include/vrt/expanded_header.h
@@ -24,6 +24,7 @@
 #include <stdint.h>
 #include <stddef.h>
 #include <vrt/bits.h>
+#include <iosfwd>
 
 namespace vrt {
 
@@ -101,6 +102,12 @@ namespace vrt {
 		       const uint32_t **payload,	// out
 		       size_t *n32_bit_words_payload);	// out
 		      
+    /*!
+     * Write a written representation to the given \p port.
+     */
+    void write(std::ostream &port) const;
+
+
   private:
     static unsigned char s_if_data[16];
     static unsigned char s_ext_data[16];
@@ -110,6 +117,8 @@ namespace vrt {
 
   };
 
+  std::ostream& operator<<(std::ostream &os, const expanded_header &obj);
+
 }; // vrt
 
 
diff --git a/vrt/include/vrt/expanded_if_context_section.h b/vrt/include/vrt/expanded_if_context_section.h
index 57adb581e..ada88e3b9 100644
--- a/vrt/include/vrt/expanded_if_context_section.h
+++ b/vrt/include/vrt/expanded_if_context_section.h
@@ -21,9 +21,6 @@
 #ifndef INCLUDED_VRT_EXPANDED_IF_CONTEXT_SECTION_H
 #define INCLUDED_VRT_EXPANDED_IF_CONTEXT_SECTION_H
 
-#include <string>
-#include <vector>
-
 /*!
  * Expanded (unpacked) version of Context Section, defined in VRT section 7.1.5
  */
@@ -31,7 +28,10 @@
 #include <stdint.h>
 #include <stddef.h>
 #include <vrt/bits.h>
-#include <vrt/types.h>
+#include <string>
+#include <vector>
+#include <iosfwd>
+
 
 namespace vrt {
   
@@ -103,8 +103,16 @@ namespace vrt {
     static bool unpack(const uint32_t *context_section,		// in
 		       size_t n32_bit_words,			// in
 		       expanded_if_context_section *cntx);	// out
+
+    /*!
+     * Write a written representation to the given \p port.
+     */
+    void write(std::ostream &port);
+
   };
 
+  std::ostream& operator<<(std::ostream &os, const expanded_if_context_section &obj);
+
 }; // namespace vrt
 
 #endif /* INCLUDED_VRT_EXPANDED_IF_CONTEXT_SECTION_H */
diff --git a/vrt/include/vrt/types.h b/vrt/include/vrt/types.h
index 2b2920266..606d7c9fe 100644
--- a/vrt/include/vrt/types.h
+++ b/vrt/include/vrt/types.h
@@ -25,7 +25,7 @@ extern "C" {
 #include <stdint.h>
 
 /* macros for dealing with fixed point numbers */
-#define _FXPT_C(_type, _x, _rp) ((_type)((_x)*(1ll << _rp)))
+#define _FXPT_C(_type, _x, _rp) ((_type)((_x)*(1LL << _rp)))
 #define _FXPT_TO_INT(_x, _one) (((_x) + ((_one)/2))/(_one))
 #define _FXPT_TO_DOUBLE(_x, _one) ((double)(_x) * (1.0/(_one)))
 
diff --git a/vrt/lib/expanded_header.cc b/vrt/lib/expanded_header.cc
index fc4bfc1c2..1fddac8cb 100644
--- a/vrt/lib/expanded_header.cc
+++ b/vrt/lib/expanded_header.cc
@@ -24,7 +24,11 @@
 #endif
 #include <vrt/expanded_header.h>
 #include <gruel/inet.h>
-//#include <stdio.h>
+#include <boost/format.hpp>
+
+using boost::format;
+using boost::io::group;
+
 
 namespace vrt {
 
@@ -132,5 +136,41 @@ namespace vrt {
     return true;
   }
 
+  std::string
+  pkt_type_name(const vrt::expanded_header *hdr)
+  {
+    if (hdr->if_data_p())
+      return "IF-Data";
+    if (hdr->ext_data_p())
+      return "Ext-Data";
+    if (hdr->if_context_p())
+      return "IF-Context";
+    if (hdr->ext_context_p())
+      return "Ext-Context";
+    else
+      return "<unknown pkt type>";
+  }
+
+  void
+  expanded_header::write(std::ostream &port) const
+  {
+    port << format("%s:\n") % pkt_type_name(this);
+    if (1)
+      port << format("  header:     0x%08x\n") % header;
+    if (stream_id_p())
+      port << format("  stream_id:  %#10x\n") % stream_id;
+    if (class_id_p())
+      port << format("  class_id:   0x%016llx\n") % class_id;
+    if (integer_secs_p())
+      port << format("  int secs:   %10d\n") % integer_secs;
+    if (fractional_secs_p())
+      port << format("  frac secs:  %10d\n") % fractional_secs;
+  }
+
+  std::ostream& operator<<(std::ostream &os, const expanded_header &obj)
+  {
+    obj.write(os);
+    return os;
+  }
 
 }; // vrt