usrp1: Modifiy USB transport implementations to use new interface

Common libusb1 code is consolidated in the libusb base file.

1 files changed, 114 insertions, 0 deletions

diff --git a/host/lib/transport/libusb1_device_handle.cpp b/host/lib/transport/libusb1_device_handle.cpp
new file mode 100644
index 000000000..f80090f15
--- /dev/null
+++ b/host/lib/transport/libusb1_device_handle.cpp
@@ -0,0 +1,114 @@
+//
+// Copyright 2010 Ettus Research LLC
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+//
+
+#include "libusb1_base.hpp"
+#include <uhd/utils/assert.hpp>
+
+using namespace uhd::transport;
+
+const int libusb_debug_level = 3;
+
+class libusb1_device_handle_impl : public usb_device_handle {
+public:
+    libusb1_device_handle_impl(std::string serial,
+                               boost::uint32_t product_id,
+                               boost::uint32_t vendor_id,
+                               boost::uint32_t device_addr)
+      : _serial(serial), _product_id(product_id), 
+        _vendor_id(vendor_id), _device_addr(device_addr)
+    {
+        /* NOP */
+    }
+
+    ~libusb1_device_handle_impl()
+    {
+        /* NOP */
+    }
+
+    std::string get_serial() const
+    {
+        return _serial;
+    }
+
+    boost::uint16_t get_vendor_id() const
+    {
+        return _vendor_id;
+    }
+
+
+    boost::uint16_t get_product_id() const
+    {
+        return _product_id;
+    }
+
+    boost::uint16_t get_device_addr() const
+    {
+        return _device_addr;
+    }
+
+private:
+    std::string     _serial;
+    boost::uint32_t _product_id;
+    boost::uint32_t _vendor_id;
+    boost::uint32_t _device_addr;
+};
+
+
+usb_device_handle::sptr make_usb_device_handle(libusb_device *dev)
+{
+    libusb_device_descriptor desc;
+
+    if (libusb_get_device_descriptor(dev, &desc) < 0) {
+        UHD_ASSERT_THROW("USB: failed to get device descriptor");
+    }
+
+    std::string     serial      = libusb::get_serial(dev);
+    boost::uint32_t product_id  = desc.idProduct;
+    boost::uint32_t vendor_id   = desc.idVendor;
+    boost::uint32_t device_addr = libusb_get_device_address(dev);
+
+    return usb_device_handle::sptr(new libusb1_device_handle_impl(
+        serial,
+        product_id,
+        vendor_id,
+        device_addr));
+}
+
+
+std::vector<usb_device_handle::sptr> usb_device_handle::get_device_list()
+{
+    libusb_context *ctx = NULL;
+    libusb_device **list;
+    std::vector<usb_device_handle::sptr> device_list;
+
+    libusb::init(&ctx, libusb_debug_level);
+
+    ssize_t cnt = libusb_get_device_list(ctx, &list);
+
+    if (cnt < 0)
+        throw std::runtime_error("USB: enumeration failed");
+
+    ssize_t i = 0;
+    for (i = 0; i < cnt; i++) {
+        libusb_device *dev = list[i];
+        device_list.push_back(make_usb_device_handle(dev));
+    }
+
+    libusb_free_device_list(list, 0);
+    libusb_exit(ctx);
+    return device_list; 
+}