1 /******************************************************************************
2  *
3  *  Copyright (C) 2014 Google, Inc.
4  *
5  *  Licensed under the Apache License, Version 2.0 (the "License");
6  *  you may not use this file except in compliance with the License.
7  *  You may obtain a copy of the License at:
8  *
9  *  http://www.apache.org/licenses/LICENSE-2.0
10  *
11  *  Unless required by applicable law or agreed to in writing, software
12  *  distributed under the License is distributed on an "AS IS" BASIS,
13  *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14  *  See the License for the specific language governing permissions and
15  *  limitations under the License.
16  *
17  ******************************************************************************/
18 
19 #include "base.h"
20 #include "support/callbacks.h"
21 #include "support/pan.h"
22 
23 static const int local_role = BTPAN_ROLE_PANU;
24 static const int remote_role = BTPAN_ROLE_PANNAP;
25 
pan_enable()26 bool pan_enable() {
27   int error;
28 
29   // PAN is enabled by default, wait for the first control state change
30   // with default parameters set. We don't want to verify the result since
31   // the implementation could have set any parameters.
32   WAIT(pan_control_state_changed);
33 
34   // Call enable explicitly and verify that the parameters match what we just set.
35   CALL_AND_WAIT(error = pan_interface->enable(local_role), pan_control_state_changed);
36   TASSERT(error == BT_STATUS_SUCCESS, "Error enabling PAN: %d", error);
37   TASSERT(pan_get_control_state() == BTPAN_STATE_ENABLED, "Control state is disabled.");
38   TASSERT(pan_get_local_role() == local_role, "Unexpected local role: %d", pan_get_local_role());
39   TASSERT(pan_get_error() == BT_STATUS_SUCCESS, "Error in control callback: %d", pan_get_error());
40 
41   return true;
42 }
43 
pan_connect()44 bool pan_connect() {
45   int error;
46 
47   if (!pan_enable()) {
48     return false;
49   }
50 
51   CALL_AND_WAIT(error = pan_interface->connect(&bt_remote_bdaddr, local_role, remote_role), pan_connection_state_changed);
52   TASSERT(error == BT_STATUS_SUCCESS, "Error connecting to remote host: %d", error);
53   TASSERT(pan_get_error() == BT_STATUS_SUCCESS, "Error connecting to BT device: %d", pan_get_error());
54   TASSERT(pan_get_connection_state() == BTPAN_STATE_CONNECTING, "Invalid PAN state after connect: %d", pan_get_connection_state());
55   TASSERT(pan_get_local_role() == local_role, "Incorrect local role: %d", pan_get_local_role());
56   TASSERT(pan_get_remote_role() == remote_role, "Incorrect remote role: %d", pan_get_remote_role());
57 
58   WAIT(pan_connection_state_changed);
59   TASSERT(pan_get_error() == BT_STATUS_SUCCESS, "Error connecting to BT device: %d", pan_get_error());
60   TASSERT(pan_get_connection_state() == BTPAN_STATE_CONNECTED, "Invalid PAN state after connect: %d", pan_get_connection_state());
61   TASSERT(pan_get_local_role() == local_role, "Incorrect local role: %d", pan_get_local_role());
62   TASSERT(pan_get_remote_role() == remote_role, "Incorrect remote role: %d", pan_get_remote_role());
63 
64   return true;
65 }
66 
pan_disconnect()67 bool pan_disconnect() {
68   int error;
69 
70   if (!pan_connect()) {
71     return false;
72   }
73 
74   CALL_AND_WAIT(error = pan_interface->disconnect(&bt_remote_bdaddr), pan_connection_state_changed);
75   TASSERT(error == BT_STATUS_SUCCESS, "Error disconnecting from remote host: %d", error);
76   TASSERT(pan_get_error() == BT_STATUS_SUCCESS, "Error disconnecting from BT device: %d", pan_get_error());
77   TASSERT(pan_get_connection_state() == BTPAN_STATE_DISCONNECTING, "Invalid PAN state after disconnect: %d", pan_get_connection_state());
78 
79   WAIT(pan_connection_state_changed);
80   TASSERT(pan_get_error() == BT_STATUS_SUCCESS, "Error disconnecting from BT device: %d", pan_get_error());
81   TASSERT(pan_get_connection_state() == BTPAN_STATE_DISCONNECTED, "Invalid PAN state after disconnect: %d", pan_get_connection_state());
82 
83   return true;
84 }
85