Add support for creating bluetooth RFCOMM sockets.

chrome/browser/chromeos/bluetooth/bluetooth_socket.cc

+// Copyright (c) 2012 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "chrome/browser/chromeos/bluetooth/bluetooth_socket.h"
+
+#include <vector>
+
+#include <bluetooth/bluetooth.h>
+#include <bluetooth/rfcomm.h>
+#include <errno.h>
+#include <sys/socket.h>
+#include <sys/types.h>
+
+#include "chrome/browser/chromeos/bluetooth/bluetooth_service_record.h"
+#include "chrome/browser/chromeos/bluetooth/bluetooth_utils.h"
+
+namespace chromeos {
+
+BluetoothSocket::BluetoothSocket(const std::string& address, int fd)
+  : address_(address),
+    fd_(fd) {
+}
+
+BluetoothSocket::~BluetoothSocket() {
+  close(fd_);
+}
+
+// static
+scoped_refptr<BluetoothSocket> BluetoothSocket::CreateBluetoothSocket(
+    const BluetoothServiceRecord& service_record) {
+  BluetoothSocket* bluetooth_socket = NULL;
+  if (service_record.SupportsRfcomm()) {
+    int socket_fd = socket(
+        AF_BLUETOOTH, SOCK_STREAM | SOCK_NONBLOCK, BTPROTO_RFCOMM);
+    struct sockaddr_rc socket_address = { 0 };
+    socket_address.rc_family = AF_BLUETOOTH;
+    socket_address.rc_channel = service_record.rfcomm_channel();
+    bdaddr_t bluetooth_address;
+    bluetooth_utils::str2ba(service_record.address(), &bluetooth_address);
+
+    int status = connect(socket_fd, (struct sockaddr *)&socket_address,
+        sizeof(socket_address));
+    if (status == 0 || errno == EINPROGRESS)
+      bluetooth_socket = new BluetoothSocket(service_record.address(),
+          socket_fd);
+    else
+      close(socket_fd);
+  } else {
+    // TODO(bryeung): add support for L2CAP sockets as well.
+    return NULL;
+  }
+
+  return scoped_refptr<BluetoothSocket>(bluetooth_socket);
+}
+
+}  // namespace chromeos