1 /*
2 * Copyright (c) 2021-2022 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 "trans_server_proxy.h"
17 #include "trans_server_proxy_standard.h"
18
19 #include <malloc.h>
20
21 #include "ipc_skeleton.h"
22 #include "softbus_adapter_timer.h"
23 #include "softbus_error_code.h"
24 #include "softbus_server_ipc_interface_code.h"
25 #include "trans_log.h"
26
27 using namespace OHOS;
28
29 namespace {
30 sptr<TransServerProxy> g_serverProxy = nullptr;
31 sptr<IRemoteObject> g_oldObject = nullptr;
32 const std::u16string SAMANAGER_INTERFACE_TOKEN = u"ohos.samgr.accessToken";
33 constexpr int32_t MIN_CHANNEL_ID = 0; // UDP channelId minmum value
34 constexpr int32_t MAX_CHANNEL_ID = 19; // UDP channelId maxmum value
35 uint32_t g_getSystemAbilityId = 2;
36 std::mutex g_mutex;
37 constexpr uint32_t RETRY_COUNT = 10; // retry count of getting proxy object
38 constexpr uint32_t RETRY_INTERVAL = 50; // retry interval(ms)
39 }
40
GetSystemAbility()41 static sptr<IRemoteObject> GetSystemAbility()
42 {
43 MessageParcel data;
44
45 TRANS_CHECK_AND_RETURN_RET_LOGE(
46 data.WriteInterfaceToken(SAMANAGER_INTERFACE_TOKEN), nullptr, TRANS_SDK, "write samgr interface token failed");
47
48 data.WriteInt32(SOFTBUS_SERVER_SA_ID_INNER);
49 MessageParcel reply;
50 MessageOption option;
51 sptr<IRemoteObject> samgr = IPCSkeleton::GetContextObject();
52 TRANS_CHECK_AND_RETURN_RET_LOGE(samgr != nullptr, nullptr, TRANS_SDK, "Get samgr failed");
53
54 int32_t err = samgr->SendRequest(g_getSystemAbilityId, data, reply, option);
55 TRANS_CHECK_AND_RETURN_RET_LOGE(err == 0, nullptr, TRANS_SDK, "Get samgr failed");
56
57 return reply.ReadRemoteObject();
58 }
59
GetProxy()60 static sptr<TransServerProxy> GetProxy()
61 {
62 std::lock_guard<std::mutex> lock(g_mutex);
63 if (g_serverProxy != nullptr) {
64 return g_serverProxy;
65 }
66
67 sptr<IRemoteObject> object = GetSystemAbility();
68 TRANS_CHECK_AND_RETURN_RET_LOGE(object != nullptr, nullptr, TRANS_SDK, "Get remote softbus object failed");
69 if (object == g_oldObject) {
70 TRANS_LOGE(TRANS_SDK, "Failed to get latest remote object.");
71 return nullptr;
72 }
73
74 g_serverProxy = new (std::nothrow) TransServerProxy(object);
75 TRANS_CHECK_AND_RETURN_RET_LOGE(g_serverProxy != nullptr, nullptr, TRANS_SDK, "Create trans server proxy failed");
76
77 return g_serverProxy;
78 }
79
RetryGetProxy()80 static sptr<TransServerProxy> RetryGetProxy()
81 {
82 // retry 'RETRY_COUNT' times with an interval of 'RETRY_INTERVAL' ms
83 sptr<TransServerProxy> proxy = nullptr;
84 for (uint32_t count = 0; count < RETRY_COUNT; ++count) {
85 proxy = GetProxy();
86 if (proxy != nullptr) {
87 return proxy;
88 }
89 TRANS_LOGD(TRANS_SDK, "softbus server g_serverProxy is nullptr, retry %{public}" PRIu32 "th time", count);
90 SoftBusSleepMs(RETRY_INTERVAL);
91 }
92 TRANS_LOGE(TRANS_SDK, "Failed to get softbus server g_serverProxy");
93 return nullptr;
94 }
95
TransServerProxyInit(void)96 int32_t TransServerProxyInit(void)
97 {
98 mallopt(M_DELAYED_FREE, M_DELAYED_FREE_ENABLE);
99 TRANS_CHECK_AND_RETURN_RET_LOGE(
100 RetryGetProxy() != nullptr, SOFTBUS_NO_INIT, TRANS_SDK, "Failed to initialize the server proxy");
101 TRANS_LOGI(TRANS_SDK, "Init success");
102 return SOFTBUS_OK;
103 }
104
TransServerProxyClear(void)105 void TransServerProxyClear(void)
106 {
107 TRANS_LOGI(TRANS_SDK, "enter");
108 std::lock_guard<std::mutex> lock(g_mutex);
109 if (g_serverProxy->GetRemoteObject(g_oldObject) != SOFTBUS_OK) {
110 g_oldObject = nullptr;
111 TRANS_LOGW(TRANS_SDK, "Failed to get old remote object.");
112 }
113 g_serverProxy.clear();
114 g_serverProxy = nullptr;
115 }
116
TransServerProxyDeInit(void)117 void TransServerProxyDeInit(void)
118 {
119 TRANS_LOGI(TRANS_SDK, "enter");
120 std::lock_guard<std::mutex> lock(g_mutex);
121 g_serverProxy.clear();
122 g_serverProxy = nullptr;
123 }
124
ServerIpcCreateSessionServer(const char * pkgName,const char * sessionName)125 int32_t ServerIpcCreateSessionServer(const char *pkgName, const char *sessionName)
126 {
127 sptr<TransServerProxy> proxy = RetryGetProxy();
128 TRANS_CHECK_AND_RETURN_RET_LOGE(
129 proxy != nullptr, SOFTBUS_NO_INIT, TRANS_SDK, "softbus server g_serverProxy is nullptr");
130
131 if ((pkgName == nullptr) || (sessionName == nullptr)) {
132 TRANS_LOGE(TRANS_SDK, "pkgName or sessionName is nullptr!");
133 return SOFTBUS_INVALID_PARAM;
134 }
135
136 return proxy->CreateSessionServer(pkgName, sessionName);
137 }
138
ServerIpcRemoveSessionServer(const char * pkgName,const char * sessionName)139 int32_t ServerIpcRemoveSessionServer(const char *pkgName, const char *sessionName)
140 {
141 sptr<TransServerProxy> proxy = GetProxy();
142 TRANS_CHECK_AND_RETURN_RET_LOGE(
143 proxy != nullptr, SOFTBUS_NO_INIT, TRANS_SDK, "softbus server g_serverProxy is nullptr");
144
145 if ((pkgName == nullptr) || (sessionName == nullptr)) {
146 TRANS_LOGE(TRANS_SDK, "pkgName or sessionName is nullptr!");
147 return SOFTBUS_INVALID_PARAM;
148 }
149 return proxy->RemoveSessionServer(pkgName, sessionName);
150 }
151
ServerIpcOpenSession(const SessionParam * param,TransInfo * info)152 int32_t ServerIpcOpenSession(const SessionParam *param, TransInfo *info)
153 {
154 sptr<TransServerProxy> proxy = RetryGetProxy();
155 TRANS_CHECK_AND_RETURN_RET_LOGE(
156 proxy != nullptr, SOFTBUS_NO_INIT, TRANS_SDK, "softbus server g_serverProxy is nullptr");
157
158 if ((param->sessionName == nullptr) || (param->peerSessionName == nullptr) ||
159 (param->peerDeviceId == nullptr) || (param->groupId == nullptr) || (param->attr == nullptr)) {
160 TRANS_LOGE(TRANS_SDK, "parameter is nullptr!");
161 return SOFTBUS_INVALID_PARAM;
162 }
163
164 int ret = proxy->OpenSession(param, info);
165 if (ret < SOFTBUS_OK) {
166 TRANS_LOGE(TRANS_SDK, "OpenSession failed! ret=%{public}d.", ret);
167 }
168
169 return ret;
170 }
171
ServerIpcOpenAuthSession(const char * sessionName,const ConnectionAddr * addrInfo)172 int32_t ServerIpcOpenAuthSession(const char *sessionName, const ConnectionAddr *addrInfo)
173 {
174 sptr<TransServerProxy> proxy = RetryGetProxy();
175 TRANS_CHECK_AND_RETURN_RET_LOGE(
176 proxy != nullptr, SOFTBUS_NO_INIT, TRANS_SDK, "softbus server g_serverProxy is nullptr");
177
178 if ((sessionName == nullptr) || (addrInfo == nullptr)) {
179 TRANS_LOGE(TRANS_SDK, "parameter is nullptr!");
180 return SOFTBUS_INVALID_PARAM;
181 }
182
183 int channelId = proxy->OpenAuthSession(sessionName, addrInfo);
184 if (channelId < SOFTBUS_OK) {
185 TRANS_LOGE(TRANS_SDK, "OpenAuthSession failed!");
186 return SOFTBUS_NO_INIT;
187 }
188 return channelId;
189 }
190
ServerIpcNotifyAuthSuccess(int32_t channelId,int32_t channelType)191 int32_t ServerIpcNotifyAuthSuccess(int32_t channelId, int32_t channelType)
192 {
193 sptr<TransServerProxy> proxy = GetProxy();
194 TRANS_CHECK_AND_RETURN_RET_LOGE(
195 proxy != nullptr, SOFTBUS_NO_INIT, TRANS_SDK, "softbus server g_serverProxy is nullptr");
196
197 return proxy->NotifyAuthSuccess(channelId, channelType);
198 }
199
ServerIpcCloseChannel(const char * sessionName,int32_t channelId,int32_t channelType)200 int32_t ServerIpcCloseChannel(const char *sessionName, int32_t channelId, int32_t channelType)
201 {
202 sptr<TransServerProxy> proxy = GetProxy();
203 TRANS_CHECK_AND_RETURN_RET_LOGE(
204 proxy != nullptr, SOFTBUS_NO_INIT, TRANS_SDK, "softbus server g_serverProxy is nullptr");
205
206 if (channelId < SOFTBUS_OK) {
207 TRANS_LOGE(TRANS_SDK, "invalid channel Id!");
208 return SOFTBUS_INVALID_PARAM;
209 }
210
211 return proxy->CloseChannel(sessionName, channelId, channelType);
212 }
213
ServerIpcCloseChannelWithStatistics(int32_t channelId,int32_t channelType,uint64_t laneId,const void * dataInfo,uint32_t len)214 int32_t ServerIpcCloseChannelWithStatistics(int32_t channelId, int32_t channelType, uint64_t laneId,
215 const void *dataInfo, uint32_t len)
216 {
217 if (dataInfo == nullptr) {
218 TRANS_LOGE(TRANS_SDK, "invalid param");
219 return SOFTBUS_INVALID_PARAM;
220 }
221 sptr<TransServerProxy> proxy = GetProxy();
222 TRANS_CHECK_AND_RETURN_RET_LOGE(
223 proxy != nullptr, SOFTBUS_NO_INIT, TRANS_SDK, "softbus server g_serverProxy is nullptr");
224
225 if (channelId < MIN_CHANNEL_ID) {
226 TRANS_LOGE(TRANS_SDK, "invalid channelId=%{public}d", channelId);
227 return SOFTBUS_INVALID_PARAM;
228 }
229
230 return proxy->CloseChannelWithStatistics(channelId, channelType, laneId, dataInfo, len);
231 }
232
ServerIpcReleaseResources(int32_t channelId)233 int32_t ServerIpcReleaseResources(int32_t channelId)
234 {
235 sptr<TransServerProxy> proxy = GetProxy();
236 TRANS_CHECK_AND_RETURN_RET_LOGE(
237 proxy != nullptr, SOFTBUS_NO_INIT, TRANS_SDK, "softbus server g_serverProxy is nullptr");
238
239 if ((channelId < MIN_CHANNEL_ID) || (channelId > MAX_CHANNEL_ID)) {
240 TRANS_LOGE(TRANS_SDK, "channelId=%{public}d is invalid.", channelId);
241 return SOFTBUS_TRANS_INVALID_CHANNEL_ID;
242 }
243 return proxy->ReleaseResources(channelId);
244 }
245
ServerIpcSendMessage(int32_t channelId,int32_t channelType,const void * data,uint32_t len,int32_t msgType)246 int32_t ServerIpcSendMessage(int32_t channelId, int32_t channelType, const void *data, uint32_t len, int32_t msgType)
247 {
248 TRANS_CHECK_AND_RETURN_RET_LOGE(
249 g_serverProxy != nullptr, SOFTBUS_NO_INIT, TRANS_SDK, "softbus server g_serverProxy is nullptr");
250
251 return g_serverProxy->SendMessage(channelId, channelType, data, len, msgType);
252 }
253
ServerIpcQosReport(int32_t channelId,int32_t chanType,int32_t appType,int32_t quality)254 int32_t ServerIpcQosReport(int32_t channelId, int32_t chanType, int32_t appType, int32_t quality)
255 {
256 sptr<TransServerProxy> proxy = GetProxy();
257 TRANS_CHECK_AND_RETURN_RET_LOGE(
258 proxy != nullptr, SOFTBUS_NO_INIT, TRANS_SDK, "softbus server g_serverProxy is nullptr");
259
260 return proxy->QosReport(channelId, chanType, appType, quality);
261 }
262
ServerIpcStreamStats(int32_t channelId,int32_t channelType,const StreamSendStats * data)263 int32_t ServerIpcStreamStats(int32_t channelId, int32_t channelType, const StreamSendStats *data)
264 {
265 sptr<TransServerProxy> proxy = GetProxy();
266 TRANS_CHECK_AND_RETURN_RET_LOGE(
267 proxy != nullptr, SOFTBUS_NO_INIT, TRANS_SDK, "softbus server g_serverProxy is nullptr");
268
269 return proxy->StreamStats(channelId, channelType, data);
270 }
271
ServerIpcRippleStats(int32_t channelId,int32_t channelType,const TrafficStats * data)272 int32_t ServerIpcRippleStats(int32_t channelId, int32_t channelType, const TrafficStats *data)
273 {
274 sptr<TransServerProxy> proxy = GetProxy();
275 TRANS_CHECK_AND_RETURN_RET_LOGE(
276 proxy != nullptr, SOFTBUS_NO_INIT, TRANS_SDK, "softbus server g_serverProxy is nullptr");
277
278 return proxy->RippleStats(channelId, channelType, data);
279 }
280
ServerIpcGrantPermission(int uid,int pid,const char * sessionName)281 int32_t ServerIpcGrantPermission(int uid, int pid, const char *sessionName)
282 {
283 sptr<TransServerProxy> proxy = GetProxy();
284 TRANS_CHECK_AND_RETURN_RET_LOGE(
285 proxy != nullptr, SOFTBUS_NO_INIT, TRANS_SDK, "softbus server g_serverProxy is nullptr");
286
287 if (sessionName == nullptr) {
288 TRANS_LOGE(TRANS_SDK, "sessionName is nullptr");
289 return SOFTBUS_INVALID_PARAM;
290 }
291
292 return proxy->GrantPermission(uid, pid, sessionName);
293 }
294
ServerIpcRemovePermission(const char * sessionName)295 int32_t ServerIpcRemovePermission(const char *sessionName)
296 {
297 sptr<TransServerProxy> proxy = GetProxy();
298 TRANS_CHECK_AND_RETURN_RET_LOGE(
299 proxy != nullptr, SOFTBUS_NO_INIT, TRANS_SDK, "softbus server g_serverProxy is nullptr");
300
301 if (sessionName == nullptr) {
302 TRANS_LOGE(TRANS_SDK, "sessionName is nullptr");
303 return SOFTBUS_INVALID_PARAM;
304 }
305
306 return proxy->RemovePermission(sessionName);
307 }
308
ServerIpcEvaluateQos(const char * peerNetworkId,TransDataType dataType,const QosTV * qos,uint32_t qosCount)309 int32_t ServerIpcEvaluateQos(const char *peerNetworkId, TransDataType dataType, const QosTV *qos, uint32_t qosCount)
310 {
311 sptr<TransServerProxy> proxy = GetProxy();
312 TRANS_CHECK_AND_RETURN_RET_LOGE(
313 proxy != nullptr, SOFTBUS_NO_INIT, TRANS_SDK, "softbus server g_serverProxy is nullptr");
314
315 if (peerNetworkId == NULL || dataType >= DATA_TYPE_BUTT || qosCount > QOS_TYPE_BUTT) {
316 TRANS_LOGE(TRANS_SDK, "invalid param");
317 return SOFTBUS_INVALID_PARAM;
318 }
319
320 return proxy->EvaluateQos(peerNetworkId, dataType, qos, qosCount);
321 }
322
ServerIpcProcessInnerEvent(int32_t eventType,uint8_t * buf,uint32_t len)323 int32_t ServerIpcProcessInnerEvent(int32_t eventType, uint8_t *buf, uint32_t len)
324 {
325 sptr<TransServerProxy> proxy = GetProxy();
326 TRANS_CHECK_AND_RETURN_RET_LOGE(
327 proxy != nullptr, SOFTBUS_NO_INIT, TRANS_SDK, "softbus server g_serverProxy is nullptr");
328 if (eventType >= EVENT_TYPE_BUTT || eventType < EVENT_TYPE_CHANNEL_OPENED || buf == NULL) {
329 TRANS_LOGE(TRANS_SDK, "invalid param");
330 return SOFTBUS_INVALID_PARAM;
331 }
332
333 return proxy->ProcessInnerEvent(eventType, buf, len);
334 }
335
ServerIpcPrivilegeCloseChannel(uint64_t tokenId,int32_t pid,const char * peerNetworkId)336 int32_t ServerIpcPrivilegeCloseChannel(uint64_t tokenId, int32_t pid, const char *peerNetworkId)
337 {
338 if (peerNetworkId == nullptr) {
339 TRANS_LOGE(TRANS_SDK, "invalid param");
340 return SOFTBUS_INVALID_PARAM;
341 }
342 sptr<TransServerProxy> proxy = GetProxy();
343 TRANS_CHECK_AND_RETURN_RET_LOGE(
344 proxy != nullptr, SOFTBUS_NO_INIT, TRANS_SDK, "softbus server g_serverProxy is nullptr");
345 return proxy->PrivilegeCloseChannel(tokenId, pid, peerNetworkId);
346 }