redpitaya: change base class to gr::sync_block

lib/redpitaya/redpitaya_common.cc

@@ -37,12 +37,22 @@
 
 #include "redpitaya_common.h"
 
+#if defined(__APPLE__) || defined(__MACH__)
+#ifndef MSG_NOSIGNAL
+#define MSG_NOSIGNAL SO_NOSIGPIPE
+#endif
+#endif
+
 void redpitaya_send_command( int socket, uint32_t command )
 {
   ssize_t size;
   std::stringstream message;
 
-  size = send( socket, &command, sizeof(command), MSG_NOSIGNAL );
+#if defined(_WIN32)
+  size = ::send( socket, (char *)&command, sizeof(command), 0 );
+#else
+  size = ::send( socket, &command, sizeof(command), MSG_NOSIGNAL );
+#endif
 
   if ( size != sizeof(command) )
   {

lib/redpitaya/redpitaya_sink_c.cc

@@ -24,7 +24,7 @@
 #include <sstream>
 #include <stdexcept>
 
-#ifdef _WIN32
+#if defined(_WIN32)
 #include <winsock2.h>
 #include <ws2tcpip.h>
 #include <windows.h>
@@ -54,7 +54,7 @@ redpitaya_sink_c_sptr make_redpitaya_sink_c(const std::string &args)
 }
 
 redpitaya_sink_c::redpitaya_sink_c(const std::string &args) :
-  gr::hier_block2("redpitaya_sink_c",
+  gr::sync_block("redpitaya_sink_c",
                  gr::io_signature::make(1, 1, sizeof(gr_complex)),
                  gr::io_signature::make(0, 0, 0))
 {
@@ -64,7 +64,7 @@ redpitaya_sink_c::redpitaya_sink_c(const std::string &args) :
   struct sockaddr_in addr;
   uint32_t command;
 
-#ifdef _WIN32
+#if defined(_WIN32)
   WSADATA wsaData;
   WSAStartup( MAKEWORD(2, 2), &wsaData );
 #endif
@@ -120,22 +120,42 @@ redpitaya_sink_c::redpitaya_sink_c(const std::string &args) :
 
   command = ptt ? 2<<28 : 3<<28;
   redpitaya_send_command( _sockets[0], command );
-
-  _sink = gr::blocks::file_descriptor_sink::make( sizeof(gr_complex), _sockets[1] );
-
-  connect( self(), 0, _sink, 0 );
 }
 
 redpitaya_sink_c::~redpitaya_sink_c()
 {
-  close( _sockets[1] );
-  close( _sockets[0] );
-
-#ifdef _WIN32
+#if defined(_WIN32)
+  ::closesocket( _sockets[1] );
+  ::closesocket( _sockets[0] );
   WSACleanup();
+#else
+  ::close( _sockets[1] );
+  ::close( _sockets[0] );
 #endif
 }
 
+int redpitaya_sink_c::work( int noutput_items,
+                            gr_vector_const_void_star &input_items,
+                            gr_vector_void_star &output_items )
+{
+  ssize_t size;
+  ssize_t total = sizeof(gr_complex) * noutput_items;
+  const gr_complex *in = (const gr_complex *)input_items[0];
+
+#if defined(_WIN32)
+  size = ::send( _sockets[1], (char *)in, total, 0 );
+#else
+  size = ::send( _sockets[1], in, total, MSG_NOSIGNAL );
+#endif
+
+  if ( size != total )
+    throw std::runtime_error( "Sending samples failed." );
+
+  consume(0, noutput_items);
+
+  return 0;
+}
+
 std::string redpitaya_sink_c::name()
 {
   return "Red Pitaya Sink";

lib/redpitaya/redpitaya_sink_c.h

@@ -21,8 +21,7 @@
 #ifndef REDPITAYA_SINK_C_H
 #define REDPITAYA_SINK_C_H
 
-#include <gnuradio/hier_block2.h>
-#include <gnuradio/blocks/file_descriptor_sink.h>
+#include <gnuradio/sync_block.h>
 
 #include "sink_iface.h"
 
@@ -33,7 +32,7 @@ typedef boost::shared_ptr< redpitaya_sink_c > redpitaya_sink_c_sptr;
 redpitaya_sink_c_sptr make_redpitaya_sink_c( const std::string & args = "" );
 
 class redpitaya_sink_c :
-    public gr::hier_block2,
+    public gr::sync_block,
     public sink_iface
 {
 private:
@@ -44,6 +43,10 @@ private:
 public:
   ~redpitaya_sink_c();
 
+  int work( int noutput_items,
+            gr_vector_const_void_star &input_items,
+            gr_vector_void_star &output_items );
+
   std::string name();
 
   static std::vector< std::string > get_devices( bool fake = false );
@@ -73,7 +76,6 @@ public:
   std::string get_antenna( size_t chan = 0 );
 
 private:
-  gr::blocks::file_descriptor_sink::sptr _sink;
   double _freq, _rate, _corr;
   int _sockets[2];
 };

lib/redpitaya/redpitaya_source_c.cc

@@ -24,7 +24,7 @@
 #include <sstream>
 #include <stdexcept>
 
-#ifdef _WIN32
+#if defined(_WIN32)
 #include <winsock2.h>
 #include <ws2tcpip.h>
 #include <windows.h>
@@ -54,7 +54,7 @@ redpitaya_source_c_sptr make_redpitaya_source_c(const std::string &args)
 }
 
 redpitaya_source_c::redpitaya_source_c(const std::string &args) :
-  gr::hier_block2("redpitaya_source_c",
+  gr::sync_block("redpitaya_source_c",
                  gr::io_signature::make(0, 0, 0),
                  gr::io_signature::make(1, 1, sizeof(gr_complex)))
 {
@@ -64,7 +64,7 @@ redpitaya_source_c::redpitaya_source_c(const std::string &args) :
   struct sockaddr_in addr;
   uint32_t command;
 
-#ifdef _WIN32
+#if defined(_WIN32)
   WSADATA wsaData;
   WSAStartup( MAKEWORD(2, 2), &wsaData );
 #endif
@@ -96,9 +96,7 @@ redpitaya_source_c::redpitaya_source_c(const std::string &args) :
   for ( size_t i = 0; i < 2; ++i )
   {
     if ( ( _sockets[i] = socket( AF_INET, SOCK_STREAM, 0 ) ) < 0 )
-    {
       throw std::runtime_error( "Could not create TCP socket." );
-    }
 
     memset( &addr, 0, sizeof(addr) );
     addr.sin_family = AF_INET;
@@ -114,22 +112,40 @@ redpitaya_source_c::redpitaya_source_c(const std::string &args) :
     command = i;
     redpitaya_send_command( _sockets[i], command );
   }
-
-  _source = gr::blocks::file_descriptor_source::make( sizeof(gr_complex), _sockets[1] );
-
-  connect( _source, 0, self(), 0 );
 }
 
 redpitaya_source_c::~redpitaya_source_c()
 {
-  close( _sockets[1] );
-  close( _sockets[0] );
-
-#ifdef _WIN32
+#if defined(_WIN32)
+  ::closesocket( _sockets[1] );
+  ::closesocket( _sockets[0] );
   WSACleanup();
+#else
+  ::close( _sockets[1] );
+  ::close( _sockets[0] );
 #endif
 }
 
+int redpitaya_source_c::work( int noutput_items,
+                              gr_vector_const_void_star &input_items,
+                              gr_vector_void_star &output_items )
+{
+  ssize_t size;
+  ssize_t total = sizeof(gr_complex) * noutput_items;
+  gr_complex *out = (gr_complex *)output_items[0];
+
+#if defined(_WIN32)
+  size = ::recv( _sockets[1], (char *)out, total, MSG_WAITALL );
+#else
+  size = ::recv( _sockets[1], out, total, MSG_WAITALL );
+#endif
+
+  if ( size != total )
+    throw std::runtime_error( "Receiving samples failed." );
+
+  return noutput_items;
+}
+
 std::string redpitaya_source_c::name()
 {
   return "Red Pitaya Source";

lib/redpitaya/redpitaya_source_c.h

@@ -21,8 +21,7 @@
 #ifndef REDPITAYA_SOURCE_C_H
 #define REDPITAYA_SOURCE_C_H
 
-#include <gnuradio/hier_block2.h>
-#include <gnuradio/blocks/file_descriptor_source.h>
+#include <gnuradio/sync_block.h>
 
 #include "source_iface.h"
 
@@ -33,7 +32,7 @@ typedef boost::shared_ptr< redpitaya_source_c > redpitaya_source_c_sptr;
 redpitaya_source_c_sptr make_redpitaya_source_c( const std::string & args = "" );
 
 class redpitaya_source_c :
-    public gr::hier_block2,
+    public gr::sync_block,
     public source_iface
 {
 private:
@@ -44,6 +43,10 @@ private:
 public:
   ~redpitaya_source_c();
 
+  int work( int noutput_items,
+            gr_vector_const_void_star &input_items,
+            gr_vector_void_star &output_items );
+
   std::string name();
 
   static std::vector< std::string > get_devices( bool fake = false );
@@ -73,7 +76,6 @@ public:
   std::string get_antenna( size_t chan = 0 );
 
 private:
-  gr::blocks::file_descriptor_source::sptr _source;
   double _freq, _rate, _corr;
   int _sockets[2];
 };