Imported Upstream version 3.2.2

[debian/gnuradio] / gnuradio-core / src / lib / runtime / gr_io_signature.cc

diff --git a/gnuradio-core/src/lib/runtime/gr_io_signature.cc b/gnuradio-core/src/lib/runtime/gr_io_signature.cc
index 8351202d85b9c1778b1d323b08e6efb100b0b59f..1c1b06f027676ff4d33e286c5fc7bbfcace8d7bb 100644 (file)
--- a/gnuradio-core/src/lib/runtime/gr_io_signature.cc
+++ b/gnuradio-core/src/lib/runtime/gr_io_signature.cc
@@ -1,6 +1,6 @@
 /* -*- c++ -*- */
 /*
- * Copyright 2004 Free Software Foundation, Inc.
+ * Copyright 2004,2007 Free Software Foundation, Inc.
  * 
  * This file is part of GNU Radio
  * 
@@ -27,28 +27,86 @@
 #include <stdexcept>
 #include <iostream>
 
-gr_io_signature::gr_io_signature (int min_streams, int max_streams, size_t sizeof_stream_item)
+gr_io_signature_sptr
+gr_make_io_signaturev(int min_streams, int max_streams,
+                     const std::vector<int> &sizeof_stream_items)
+{
+  return gr_io_signature_sptr (new gr_io_signature (min_streams, max_streams,
+                                                   sizeof_stream_items));
+}
+
+gr_io_signature_sptr
+gr_make_io_signature(int min_streams, int max_streams,
+                    int sizeof_stream_item)
+{
+  std::vector<int> sizeof_items(1);
+  sizeof_items[0] = sizeof_stream_item;
+  return gr_make_io_signaturev(min_streams, max_streams, sizeof_items);
+}
+
+gr_io_signature_sptr
+gr_make_io_signature2(int min_streams, int max_streams,
+                     int sizeof_stream_item1,
+                     int sizeof_stream_item2)
+{
+  std::vector<int> sizeof_items(2);
+  sizeof_items[0] = sizeof_stream_item1;
+  sizeof_items[1] = sizeof_stream_item2;
+  return gr_make_io_signaturev(min_streams, max_streams, sizeof_items);
+}
+
+gr_io_signature_sptr
+gr_make_io_signature3(int min_streams, int max_streams, 
+                     int sizeof_stream_item1,
+                     int sizeof_stream_item2,
+                     int sizeof_stream_item3)
+{
+  std::vector<int> sizeof_items(3);
+  sizeof_items[0] = sizeof_stream_item1;
+  sizeof_items[1] = sizeof_stream_item2;
+  sizeof_items[2] = sizeof_stream_item3;
+  return gr_make_io_signaturev(min_streams, max_streams, sizeof_items);
+}
+
+// ------------------------------------------------------------------------
+
+
+gr_io_signature::gr_io_signature (int min_streams, int max_streams,
+                                 const std::vector<int> &sizeof_stream_items)
 {
   if (min_streams < 0
       || (max_streams != IO_INFINITE && max_streams < min_streams))
-    throw std::invalid_argument ("gr_io_signature");
+    throw std::invalid_argument ("gr_io_signature(1)");
 
+  if (sizeof_stream_items.size() < 1)
+    throw std::invalid_argument("gr_io_signature(2)");
+
+  for (size_t i = 0; i < sizeof_stream_items.size(); i++){
+    if (max_streams != 0 && sizeof_stream_items[i] < 1)
+      throw std::invalid_argument("gr_io_signature(3)");
+  }
+      
   d_min_streams = min_streams;
   d_max_streams = max_streams;
-  d_sizeof_stream_item = sizeof_stream_item;
+  d_sizeof_stream_item = sizeof_stream_items;
 }
 
 gr_io_signature::~gr_io_signature ()
 {
-  // NOP for now
-  // std::cout << "destroying gr_io_signature: " << this << '\n';
 }
 
-gr_io_signature_sptr
-gr_make_io_signature (int min_streams, int max_streams, size_t sizeof_stream_item)
+int 
+gr_io_signature::sizeof_stream_item (int _index) const
 {
-  return gr_io_signature_sptr (new gr_io_signature (min_streams, max_streams,
-                                                  sizeof_stream_item));
+  if (_index < 0)
+      throw std::invalid_argument ("gr_io_signature::sizeof_stream_item");
+    
+  size_t index = _index;
+  return d_sizeof_stream_item[std::min(index, d_sizeof_stream_item.size() - 1)];
 }
 
-
+std::vector<int>
+gr_io_signature::sizeof_stream_items() const
+{
+  return d_sizeof_stream_item;
+}