1 /*
2 * Copyright (C) 2021 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16 #include "hfp_ag_rfcomm_connection.h"
17
18 #include "btstack.h"
19 #include "hfp_ag_gap_client.h"
20
21 namespace OHOS {
22 namespace bluetooth {
23 std::map<uint16_t, std::string> HfpAgRfcommConnection::g_devMap;
24
Init()25 int HfpAgRfcommConnection::Init()
26 {
27 g_devMap.clear();
28 return BT_SUCCESS;
29 }
30
CleanUp()31 void HfpAgRfcommConnection::CleanUp()
32 {
33 g_devMap.clear();
34 }
35
Create()36 int HfpAgRfcommConnection::Create()
37 {
38 int ret = gap_->RegisterServiceSecurity(remoteAddr_, remoteScn_);
39 HFP_AG_RETURN_IF_FAIL(ret);
40
41 RfcommConnectReqInfo info = {
42 remoteAddr_, remoteScn_, HFP_AG_COMMAND_MTU,
43 HFP_RFCOMM_CONNECTION_EVENTS, fn_, nullptr
44 };
45 ret = RFCOMM_ConnectChannel(&info, &connHandle_);
46 HFP_AG_RETURN_IF_FAIL(ret);
47
48 return BT_SUCCESS;
49 }
50
Connect()51 int HfpAgRfcommConnection::Connect()
52 {
53 int ret = Create();
54 HFP_AG_RETURN_IF_FAIL(ret);
55
56 std::string addr = RawAddress::ConvertToString(remoteAddr_.addr).GetAddress();
57 HfpAgRfcommConnection::AddConnectionDevice(connHandle_, addr);
58
59 return BT_SUCCESS;
60 }
61
Disconnect() const62 int HfpAgRfcommConnection::Disconnect() const
63 {
64 int ret = RFCOMM_DisconnectChannel(connHandle_);
65 HFP_AG_RETURN_IF_FAIL(ret);
66
67 ret = gap_->DeregisterServiceSecurity(remoteAddr_);
68 HFP_AG_RETURN_IF_FAIL(ret);
69 return BT_SUCCESS;
70 }
71
ReadData(Packet ** pkt) const72 int HfpAgRfcommConnection::ReadData(Packet **pkt) const
73 {
74 int ret = RFCOMM_Read(connHandle_, pkt);
75 if ((ret != RFCOMM_SUCCESS) && (ret != RFCOMM_NO_DATA)) {
76 LOG_ERROR("[HFP AG]%{public}s():ret[%{public}d]", __FUNCTION__, ret);
77 }
78 return ret;
79 }
80
WriteData(Packet & pkt) const81 int HfpAgRfcommConnection::WriteData(Packet &pkt) const
82 {
83 int ret = RFCOMM_Write(connHandle_, &pkt);
84 HFP_AG_RETURN_IF_FAIL(ret);
85 return BT_SUCCESS;
86 }
87
SetConnectionHandle(uint16_t handle)88 void HfpAgRfcommConnection::SetConnectionHandle(uint16_t handle)
89 {
90 connHandle_ = handle;
91 }
92
GetConnectionHandle() const93 uint16_t HfpAgRfcommConnection::GetConnectionHandle() const
94 {
95 return connHandle_;
96 }
97
SetRemoteAddr(const std::string & addr)98 void HfpAgRfcommConnection::SetRemoteAddr(const std::string &addr)
99 {
100 RawAddress rawAddr(addr);
101 rawAddr.ConvertToUint8(remoteAddr_.addr);
102 remoteAddr_.type = BT_PUBLIC_DEVICE_ADDRESS;
103 }
104
SetRemoteScn(uint8_t scn)105 void HfpAgRfcommConnection::SetRemoteScn(uint8_t scn)
106 {
107 remoteScn_ = scn;
108 }
109
GetRemoteScn() const110 uint8_t HfpAgRfcommConnection::GetRemoteScn() const
111 {
112 return remoteScn_;
113 }
114
GetRemoteAddressByHandle(uint16_t handle)115 std::string HfpAgRfcommConnection::GetRemoteAddressByHandle(uint16_t handle)
116 {
117 auto it = g_devMap.find(handle);
118 if (it != g_devMap.end()) {
119 return g_devMap[handle];
120 } else {
121 return "";
122 }
123 }
124
AddConnectionDevice(uint16_t handle,std::string addr)125 void HfpAgRfcommConnection::AddConnectionDevice(uint16_t handle, std::string addr)
126 {
127 g_devMap.insert(std::make_pair<uint16_t, std::string>(std::move(handle), std::move(addr)));
128 }
129
RemoveConnectionDevice(uint16_t handle)130 void HfpAgRfcommConnection::RemoveConnectionDevice(uint16_t handle)
131 {
132 auto it = g_devMap.find(handle);
133 if (it != g_devMap.end()) {
134 g_devMap.erase(it);
135 }
136 }
137 } // namespace bluetooth
138 } // namespace OHOS