From 5b42b774d9ac1e74fb2916bf58085fe19ecb6720 Mon Sep 17 00:00:00 2001
From: Josh Blum <josh@joshknows.com>
Date: Sat, 16 Jan 2010 16:29:31 -0800
Subject: Created device interface for discovery, access, configuration...

---
 lib/Makefile.am  |  1 +
 lib/device.cpp   | 43 +++++++++++++++++++++++++++++++++++++++++++
 lib/usrp_uhd.cpp |  3 +--
 3 files changed, 45 insertions(+), 2 deletions(-)
 create mode 100644 lib/device.cpp

(limited to 'lib')

diff --git a/lib/Makefile.am b/lib/Makefile.am
index 6146f4025..a4b053b0a 100644
--- a/lib/Makefile.am
+++ b/lib/Makefile.am
@@ -11,6 +11,7 @@ AM_CPPFLAGS = $(GENERAL_CPPFLAGS)
 lib_LTLIBRARIES = libusrp_uhd.la
 
 libusrp_uhd_la_SOURCES = \
+	device.cpp \
 	device_addr.cpp \
 	usrp_uhd.cpp \
 	wax.cpp
diff --git a/lib/device.cpp b/lib/device.cpp
new file mode 100644
index 000000000..fe655ec7a
--- /dev/null
+++ b/lib/device.cpp
@@ -0,0 +1,43 @@
+//
+// Copyright 2010 Ettus Research LLC
+//
+
+#include <usrp_uhd/device.hpp>
+#include <boost/format.hpp>
+
+using namespace usrp_uhd;
+
+std::vector<device_addr_t> device::discover(const device_addr_t& hint){
+    std::vector<device_addr_t> device_addrs;
+    if (hint.type == DEVICE_ADDR_TYPE_VIRTUAL){
+        //TODO device_addrs.push_back(...);
+    }
+    return device_addrs;
+}
+
+device::sptr device::make(const device_addr_t& hint, size_t which){
+    std::vector<device_addr_t> device_addrs = discover(hint);
+    //check that we found any devices
+    if (device_addrs.size() == 0){
+        throw std::runtime_error(str(
+            boost::format("No devices found for %s") % hint.to_string()
+        ));
+    }
+    //check that the which index is valid
+    if (device_addrs.size() <= which){
+        throw std::runtime_error(str(
+            boost::format("No device at index %d for %s")
+            % which % hint.to_string()
+        ));
+    }
+    //create the new device with the discovered address
+    return sptr(new device(device_addrs.at(which)));
+}
+
+device::device(const device_addr_t&){
+    /* NOP */
+}
+
+device::~device(void){
+    /* NOP */
+}
diff --git a/lib/usrp_uhd.cpp b/lib/usrp_uhd.cpp
index 7d1e62a13..7591d3bea 100644
--- a/lib/usrp_uhd.cpp
+++ b/lib/usrp_uhd.cpp
@@ -4,5 +4,4 @@
 
 #include <usrp_uhd.hpp>
 
-usrp_uhd::usrp_uhd::usrp_uhd(device_addr_t){}
-usrp_uhd::usrp_uhd::~usrp_uhd(void){}
+//nothing here, just includes the header so the compiler can check
-- 
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