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_hf_rfcomm_connection.h"
17
18 #include "btstack.h"
19 #include "hfp_hf_gap_client.h"
20
21 namespace OHOS {
22 namespace bluetooth {
23 std::map<uint16_t, std::string> HfpHfRfcommConnection::g_devMap;
24
Init()25 int HfpHfRfcommConnection::Init()
26 {
27 g_devMap.clear();
28 return BT_SUCCESS;
29 }
30
CleanUp()31 void HfpHfRfcommConnection::CleanUp()
32 {
33 g_devMap.clear();
34 }
35
Create()36 int HfpHfRfcommConnection::Create()
37 {
38 int ret = gap_->RegisterServiceSecurity(remoteAddr_, remoteScn_);
39 HFP_HF_RETURN_IF_FAIL(ret);
40
41 RfcommConnectReqInfo info = {
42 remoteAddr_, remoteScn_, HFP_HF_COMMAND_MTU,
43 HFP_RFCOMM_CONNECTION_EVENTS, fn_, nullptr
44 };
45 ret = RFCOMM_ConnectChannel(&info, &connHandle_);
46
47 HFP_HF_RETURN_IF_FAIL(ret);
48 return BT_SUCCESS;
49 }
50
Connect()51 int HfpHfRfcommConnection::Connect()
52 {
53 int ret = Create();
54 HFP_HF_RETURN_IF_FAIL(ret);
55
56 std::string addr = RawAddress::ConvertToString(remoteAddr_.addr).GetAddress();
57 HfpHfRfcommConnection::AddConnectionDevice(connHandle_, addr);
58
59 return BT_SUCCESS;
60 }
61
Disconnect() const62 int HfpHfRfcommConnection::Disconnect() const
63 {
64 int ret = RFCOMM_DisconnectChannel(connHandle_);
65 HFP_HF_RETURN_IF_FAIL(ret);
66
67 ret = gap_->DeregisterServiceSecurity(remoteAddr_);
68 HFP_HF_RETURN_IF_FAIL(ret);
69
70 return BT_SUCCESS;
71 }
72
ReadData(Packet ** pkt) const73 int HfpHfRfcommConnection::ReadData(Packet **pkt) const
74 {
75 int ret = RFCOMM_Read(connHandle_, pkt);
76 if ((ret != RFCOMM_SUCCESS) && (ret != RFCOMM_NO_DATA)) {
77 LOG_ERROR("[HFP HF]%{public}s():ret[%{public}d]", __FUNCTION__, ret);
78 }
79 return ret;
80 }
81
WriteData(Packet & pkt) const82 int HfpHfRfcommConnection::WriteData(Packet &pkt) const
83 {
84 int ret = RFCOMM_Write(connHandle_, &pkt);
85 HFP_HF_RETURN_IF_FAIL(ret);
86 return BT_SUCCESS;
87 }
88
SetConnectionHandle(uint16_t handle)89 void HfpHfRfcommConnection::SetConnectionHandle(uint16_t handle)
90 {
91 connHandle_ = handle;
92 }
93
GetConnectionHandle() const94 uint16_t HfpHfRfcommConnection::GetConnectionHandle() const
95 {
96 return connHandle_;
97 }
98
SetRemoteAddr(const std::string & addr)99 void HfpHfRfcommConnection::SetRemoteAddr(const std::string &addr)
100 {
101 RawAddress rawAddr(addr);
102 rawAddr.ConvertToUint8(remoteAddr_.addr);
103 remoteAddr_.type = BT_PUBLIC_DEVICE_ADDRESS;
104 }
105
SetRemoteScn(uint8_t scn)106 void HfpHfRfcommConnection::SetRemoteScn(uint8_t scn)
107 {
108 remoteScn_ = scn;
109 }
110
GetRemoteScn() const111 uint8_t HfpHfRfcommConnection::GetRemoteScn() const
112 {
113 return remoteScn_;
114 }
115
GetRemoteAddressByHandle(uint16_t handle)116 std::string HfpHfRfcommConnection::GetRemoteAddressByHandle(uint16_t handle)
117 {
118 auto it = g_devMap.find(handle);
119 if (it != g_devMap.end()) {
120 return g_devMap[handle];
121 } else {
122 return "";
123 }
124 }
125
AddConnectionDevice(uint16_t handle,std::string addr)126 void HfpHfRfcommConnection::AddConnectionDevice(uint16_t handle, std::string addr)
127 {
128 g_devMap.insert(std::make_pair<uint16_t, std::string>(std::move(handle), std::move(addr)));
129 }
130
RemoveConnectionDevice(uint16_t handle)131 void HfpHfRfcommConnection::RemoveConnectionDevice(uint16_t handle)
132 {
133 auto it = g_devMap.find(handle);
134 if (it != g_devMap.end()) {
135 g_devMap.erase(it);
136 }
137 }
138 } // namespace bluetooth
139 } // namespace OHOS