• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
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 "ipc_adapt.h"
17 #include "common_defs.h"
18 #include "device_auth_defines.h"
19 #include "hc_log.h"
20 #include "hc_types.h"
21 #include "hc_mutex.h"
22 #include "ipc_callback_stub.h"
23 #include "ipc_dev_auth_proxy.h"
24 #include "ipc_dev_auth_stub.h"
25 #include "ipc_sdk.h"
26 #include "ipc_service.h"
27 #include "ipc_skeleton.h"
28 #include "securec.h"
29 
30 #ifdef __cplusplus
31 extern "C" {
32 #endif
33 
34 #define BUFF_MAX_SZ 128
35 #define IPC_CALL_BACK_MAX_NODES 64
36 
37 typedef void (*CallbackStub)(uintptr_t, const IpcDataInfo *, int32_t, IpcIo *);
38 typedef struct {
39     union {
40         DeviceAuthCallback devAuth;
41         DataChangeListener listener;
42     } cbCtx;
43     int64_t requestId;
44     char appId[BUFF_MAX_SZ];
45     int32_t cbType;
46     int32_t delOnFni;
47     int32_t methodId;
48     int32_t proxyId;
49     int32_t nodeIdx;
50 } IpcCallBackNode;
51 
52 static struct {
53     IpcCallBackNode *ctx;
54     int32_t nodeCnt;
55 } g_ipcCallBackList = {NULL, 0};
56 static HcMutex g_cbListLock;
57 
58 static StubDevAuthCb g_sdkCbStub;
59 static IClientProxy *g_proxyInstance = NULL;
60 static IpcObjectStub g_objectStub;
61 
SetIpcCallBackNodeDefault(IpcCallBackNode * node)62 static void SetIpcCallBackNodeDefault(IpcCallBackNode *node)
63 {
64     (void)memset_s(node, sizeof(IpcCallBackNode), 0, sizeof(IpcCallBackNode));
65     node->proxyId = -1;
66     node->nodeIdx = -1;
67     return;
68 }
69 
InitIpcCallBackList(void)70 int32_t InitIpcCallBackList(void)
71 {
72     int32_t i;
73 
74     LOGI("initializing ...");
75     if (g_ipcCallBackList.ctx != NULL) {
76         LOGI("has initialized");
77         return HC_SUCCESS;
78     }
79 
80     g_ipcCallBackList.ctx = HcMalloc(sizeof(IpcCallBackNode) * IPC_CALL_BACK_MAX_NODES, 0);
81     if (g_ipcCallBackList.ctx == NULL) {
82         LOGE("initialized failed");
83         return HC_ERROR;
84     }
85     for (i = 0; i < IPC_CALL_BACK_MAX_NODES; i++) {
86         SetIpcCallBackNodeDefault(g_ipcCallBackList.ctx + i);
87     }
88     (void)InitHcMutex(&g_cbListLock);
89     g_ipcCallBackList.nodeCnt = 0;
90     LOGI("initialized successful");
91     return HC_SUCCESS;
92 }
93 
ResetIpcCallBackNode(IpcCallBackNode * node)94 static void ResetIpcCallBackNode(IpcCallBackNode *node)
95 {
96     ResetRemoteObject(node->proxyId);
97     SetIpcCallBackNodeDefault(node);
98     return;
99 }
100 
LockCallbackList(void)101 static void LockCallbackList(void)
102 {
103     (void)g_cbListLock.lock(&g_cbListLock);
104     return;
105 }
106 
UnLockCallbackList(void)107 static void UnLockCallbackList(void)
108 {
109     g_cbListLock.unlock(&g_cbListLock);
110     return;
111 }
112 
DeInitIpcCallBackList(void)113 void DeInitIpcCallBackList(void)
114 {
115     int32_t i;
116 
117     if (g_ipcCallBackList.ctx == NULL) {
118         return;
119     }
120     for (i = 0; i < IPC_CALL_BACK_MAX_NODES; i++) {
121         ResetIpcCallBackNode(g_ipcCallBackList.ctx + i);
122     }
123     HcFree((void *)g_ipcCallBackList.ctx);
124     g_ipcCallBackList.ctx = NULL;
125     DestroyHcMutex(&g_cbListLock);
126     return;
127 }
128 
ResetIpcCallBackNodeByNodeId(int32_t nodeIdx)129 void ResetIpcCallBackNodeByNodeId(int32_t nodeIdx)
130 {
131     LOGI("starting..., index %d", nodeIdx);
132     if ((nodeIdx < 0) || (nodeIdx >= IPC_CALL_BACK_MAX_NODES)) {
133         return;
134     }
135     if (g_ipcCallBackList.ctx == NULL) {
136         return;
137     }
138     LockCallbackList();
139     ResetIpcCallBackNode(g_ipcCallBackList.ctx + nodeIdx);
140     UnLockCallbackList();
141     LOGI("done, index %d", nodeIdx);
142     return;
143 }
144 
GetIpcCallBackByAppId(const char * appId,int32_t type)145 static IpcCallBackNode *GetIpcCallBackByAppId(const char *appId, int32_t type)
146 {
147     int32_t i;
148     int32_t ret;
149 
150     LOGI("appid: %s", appId);
151     for (i = 0; i < IPC_CALL_BACK_MAX_NODES; i++) {
152         if (g_ipcCallBackList.ctx[i].appId[0] == 0) {
153             continue;
154         }
155         ret = strcmp(g_ipcCallBackList.ctx[i].appId, appId);
156         if ((ret == 0) && (g_ipcCallBackList.ctx[i].cbType == type)) {
157             return &g_ipcCallBackList.ctx[i];
158         }
159     }
160     return NULL;
161 }
162 
GetFreeIpcCallBackNode(void)163 static IpcCallBackNode *GetFreeIpcCallBackNode(void)
164 {
165     int32_t i;
166 
167     for (i = 0; i < IPC_CALL_BACK_MAX_NODES; i++) {
168         if ((g_ipcCallBackList.ctx[i].appId[0] == 0) && (g_ipcCallBackList.ctx[i].cbType == 0)) {
169             g_ipcCallBackList.ctx[i].nodeIdx = i;
170             return &g_ipcCallBackList.ctx[i];
171         }
172     }
173     return NULL;
174 }
175 
SetCbDeathRecipient(int32_t type,int32_t objIdx,int32_t cbDataIdx)176 static void SetCbDeathRecipient(int32_t type, int32_t objIdx, int32_t cbDataIdx)
177 {
178     if ((type == CB_TYPE_DEV_AUTH) || (type == CB_TYPE_LISTENER)) {
179         AddCbDeathRecipient(objIdx, cbDataIdx);
180     }
181     return;
182 }
183 
AddIpcCbObjByAppId(const char * appId,int32_t objIdx,int32_t type)184 void AddIpcCbObjByAppId(const char *appId, int32_t objIdx, int32_t type)
185 {
186     IpcCallBackNode *node = NULL;
187 
188     if (g_ipcCallBackList.ctx == NULL) {
189         LOGE("list not inited");
190         return;
191     }
192 
193     LockCallbackList();
194     if (g_ipcCallBackList.nodeCnt >= IPC_CALL_BACK_MAX_NODES) {
195         UnLockCallbackList();
196         LOGE("list is full");
197         return;
198     }
199 
200     node = GetIpcCallBackByAppId(appId, type);
201     if (node != NULL) {
202         node->proxyId = objIdx;
203         SetCbDeathRecipient(type, objIdx, node->nodeIdx);
204         LOGI("ipc object add success, appid: %s, proxyId %d", appId, node->proxyId);
205     }
206     UnLockCallbackList();
207     return;
208 }
209 
AddIpcCallBackByAppId(const char * appId,const uint8_t * cbPtr,int32_t cbSz,int32_t type)210 int32_t AddIpcCallBackByAppId(const char *appId, const uint8_t *cbPtr, int32_t cbSz, int32_t type)
211 {
212     IpcCallBackNode *node = NULL;
213     errno_t eno;
214 
215     if (g_ipcCallBackList.ctx == NULL) {
216         LOGE("list not inited");
217         return HC_ERROR;
218     }
219 
220     LockCallbackList();
221     if (g_ipcCallBackList.nodeCnt >= IPC_CALL_BACK_MAX_NODES) {
222         UnLockCallbackList();
223         LOGE("list is full");
224         return HC_ERROR;
225     }
226 
227     node = GetIpcCallBackByAppId(appId, type);
228     if (node != NULL) {
229         eno = memcpy_s(&(node->cbCtx), sizeof(node->cbCtx), cbPtr, cbSz);
230         if (eno != EOK) {
231             UnLockCallbackList();
232             LOGE("callback context memory copy failed");
233             return HC_ERROR;
234         }
235         if (node->proxyId >= 0) {
236             ResetRemoteObject(node->proxyId);
237             node->proxyId = -1;
238         }
239         UnLockCallbackList();
240         LOGI("callback add success, appid: %s", appId);
241         return HC_SUCCESS;
242     }
243 
244     LOGI("new callback to add, appid: %s", appId);
245     node = GetFreeIpcCallBackNode();
246     if (node == NULL) {
247         UnLockCallbackList();
248         LOGE("get free node failed");
249         return HC_ERROR;
250     }
251     node->cbType = type;
252     eno = memcpy_s(&(node->appId), sizeof(node->appId), appId, strlen(appId) + 1);
253     if (eno != EOK) {
254         ResetIpcCallBackNode(node);
255         UnLockCallbackList();
256         LOGE("appid memory copy failed");
257         return HC_ERROR;
258     }
259     eno = memcpy_s(&(node->cbCtx), sizeof(node->cbCtx), cbPtr, cbSz);
260     if (eno != EOK) {
261         ResetIpcCallBackNode(node);
262         UnLockCallbackList();
263         LOGE("callback context memory copy failed");
264         return HC_ERROR;
265     }
266     node->proxyId = -1;
267     g_ipcCallBackList.nodeCnt++;
268     UnLockCallbackList();
269     LOGI("callback add success, appid: %s, type %d", node->appId, node->cbType);
270     return HC_SUCCESS;
271 }
272 
DelIpcCallBackByAppId(const char * appId,int32_t type)273 void DelIpcCallBackByAppId(const char *appId, int32_t type)
274 {
275     IpcCallBackNode *node = NULL;
276 
277     if ((g_ipcCallBackList.nodeCnt <= 0) || (g_ipcCallBackList.ctx == NULL)) {
278         return;
279     }
280 
281     LockCallbackList();
282     node = GetIpcCallBackByAppId(appId, type);
283     if (node != NULL) {
284         ResetIpcCallBackNode(node);
285         g_ipcCallBackList.nodeCnt--;
286     }
287     UnLockCallbackList();
288     return;
289 }
290 
GetIpcCallBackByReqId(int64_t reqId,int32_t type)291 static IpcCallBackNode *GetIpcCallBackByReqId(int64_t reqId, int32_t type)
292 {
293     int32_t i;
294 
295     for (i = 0; i < IPC_CALL_BACK_MAX_NODES; i++) {
296         if ((reqId == g_ipcCallBackList.ctx[i].requestId) &&
297             (g_ipcCallBackList.ctx[i].cbType == type)) {
298             return &g_ipcCallBackList.ctx[i];
299         }
300     }
301     return NULL;
302 }
303 
AddReqIdByAppId(const char * appId,int64_t reqId)304 int32_t AddReqIdByAppId(const char *appId, int64_t reqId)
305 {
306     IpcCallBackNode *node = NULL;
307 
308     if (g_ipcCallBackList.ctx == NULL) {
309         LOGE("ipc callback list not inited");
310         return HC_ERROR;
311     }
312 
313     LockCallbackList();
314     node = GetIpcCallBackByAppId(appId, CB_TYPE_DEV_AUTH);
315     if (node == NULL) {
316         UnLockCallbackList();
317         LOGE("ipc callback node not found, appid: %s", appId);
318         return HC_ERROR;
319     }
320     node->requestId = reqId;
321     node->delOnFni = 0;
322     UnLockCallbackList();
323     LOGI("success, appid: %s, requestId: %lld", appId, reqId);
324     return HC_SUCCESS;
325 }
326 
AddIpcCbObjByReqId(int64_t reqId,int32_t objIdx,int32_t type)327 void AddIpcCbObjByReqId(int64_t reqId, int32_t objIdx, int32_t type)
328 {
329     IpcCallBackNode *node = NULL;
330 
331     if (g_ipcCallBackList.ctx == NULL) {
332         LOGE("list not inited");
333         return;
334     }
335 
336     LockCallbackList();
337     if (g_ipcCallBackList.nodeCnt >= IPC_CALL_BACK_MAX_NODES) {
338         UnLockCallbackList();
339         LOGE("list is full");
340         return;
341     }
342 
343     node = GetIpcCallBackByReqId(reqId, type);
344     if (node != NULL) {
345         node->proxyId = objIdx;
346         LOGI("ipc object add success, request id %lld, type %d, proxy id %d",
347             reqId, type, node->proxyId);
348     }
349     UnLockCallbackList();
350     return;
351 }
352 
AddIpcCallBackByReqId(int64_t reqId,const uint8_t * cbPtr,int32_t cbSz,int32_t type)353 int32_t AddIpcCallBackByReqId(int64_t reqId, const uint8_t *cbPtr, int32_t cbSz, int32_t type)
354 {
355     IpcCallBackNode *node = NULL;
356     errno_t eno;
357 
358     if (g_ipcCallBackList.ctx == NULL) {
359         LOGE("list is full");
360         return HC_ERROR;
361     }
362 
363     LockCallbackList();
364     if (g_ipcCallBackList.nodeCnt >= IPC_CALL_BACK_MAX_NODES) {
365         UnLockCallbackList();
366         LOGE("list is full");
367         return HC_ERROR;
368     }
369 
370     node = GetIpcCallBackByReqId(reqId, type);
371     if (node != NULL) {
372         eno = memcpy_s(&(node->cbCtx), sizeof(node->cbCtx), cbPtr, cbSz);
373         if (eno != EOK) {
374             UnLockCallbackList();
375             LOGE("callback context memory copy failed");
376             return HC_ERROR;
377         }
378         if (node->proxyId >= 0) {
379             ResetRemoteObject(node->proxyId);
380             node->proxyId = -1;
381         }
382         UnLockCallbackList();
383         LOGI("callback added success, request id %lld, type %d", reqId, type);
384         return HC_SUCCESS;
385     }
386 
387     LOGI("new callback to add, request id %lld, type %d", reqId, type);
388     node = GetFreeIpcCallBackNode();
389     if (node == NULL) {
390         UnLockCallbackList();
391         LOGE("get free node failed");
392         return HC_ERROR;
393     }
394     node->cbType = type;
395     node->requestId = reqId;
396     eno = memcpy_s(&(node->cbCtx), sizeof(node->cbCtx), cbPtr, cbSz);
397     if (eno != EOK) {
398         UnLockCallbackList();
399         ResetIpcCallBackNode(node);
400         LOGE("callback context memory copy failed");
401         return HC_ERROR;
402     }
403     node->delOnFni = 1;
404     node->proxyId = -1;
405     g_ipcCallBackList.nodeCnt++;
406     UnLockCallbackList();
407     LOGI("callback added success, request id %lld, type %d", reqId, type);
408     return HC_SUCCESS;
409 }
410 
DelCallBackByReqId(int64_t reqId,int32_t type)411 static void DelCallBackByReqId(int64_t reqId, int32_t type)
412 {
413     IpcCallBackNode *node = NULL;
414 
415     if ((g_ipcCallBackList.nodeCnt <= 0) || (g_ipcCallBackList.ctx == NULL)) {
416         return;
417     }
418 
419     node = GetIpcCallBackByReqId(reqId, type);
420     if ((node != NULL) && (node->delOnFni == 1)) {
421         ResetIpcCallBackNode(node);
422         g_ipcCallBackList.nodeCnt--;
423     }
424     return;
425 }
426 
DelIpcCallBackByReqId(int64_t reqId,int32_t type,bool withLock)427 void DelIpcCallBackByReqId(int64_t reqId, int32_t type, bool withLock)
428 {
429     if (withLock) {
430         LockCallbackList();
431         DelCallBackByReqId(reqId, type);
432         UnLockCallbackList();
433         return;
434     }
435     DelCallBackByReqId(reqId, type);
436     return;
437 }
438 
OnTransmitStub(uintptr_t cbHook,const IpcDataInfo * cbDataCache,int32_t cacheNum,IpcIo * reply)439 static void OnTransmitStub(uintptr_t cbHook, const IpcDataInfo *cbDataCache, int32_t cacheNum, IpcIo *reply)
440 {
441     int64_t requestId = 0;
442     int32_t inOutLen;
443     uint8_t *data = NULL;
444     uint32_t dataLen = 0u;
445     bool bRet = false;
446     bool (*onTransmitHook)(int64_t, uint8_t *, uint32_t) = NULL;
447 
448     onTransmitHook = (bool (*)(int64_t, uint8_t *, uint32_t))(cbHook);
449     inOutLen = sizeof(requestId);
450     (void)GetIpcRequestParamByType(cbDataCache, cacheNum, PARAM_TYPE_REQID, (uint8_t *)(&requestId), &inOutLen);
451     (void)GetIpcRequestParamByType(cbDataCache, cacheNum,
452         PARAM_TYPE_COMM_DATA, (uint8_t *)&data, (int32_t *)(&dataLen));
453     bRet = onTransmitHook(requestId, data, dataLen);
454     (bRet == true) ? WriteInt32(reply, HC_SUCCESS) : WriteInt32(reply, HC_ERROR);
455     return;
456 }
457 
OnSessKeyStub(uintptr_t cbHook,const IpcDataInfo * cbDataCache,int32_t cacheNum,IpcIo * reply)458 static void OnSessKeyStub(uintptr_t cbHook, const IpcDataInfo *cbDataCache, int32_t cacheNum, IpcIo *reply)
459 {
460     int64_t requestId = 0;
461     int32_t inOutLen;
462     uint8_t *keyData = NULL;
463     uint32_t dataLen = 0u;
464     void (*onSessKeyHook)(int64_t, uint8_t *, uint32_t) = NULL;
465 
466     onSessKeyHook = (void (*)(int64_t, uint8_t *, uint32_t))(cbHook);
467     inOutLen = sizeof(requestId);
468     (void)GetIpcRequestParamByType(cbDataCache, cacheNum, PARAM_TYPE_REQID, (uint8_t *)(&requestId), &inOutLen);
469     (void)GetIpcRequestParamByType(cbDataCache, cacheNum, PARAM_TYPE_SESS_KEY,
470         (uint8_t *)(&keyData), (int32_t *)(&dataLen));
471     onSessKeyHook(requestId, keyData, dataLen);
472     WriteInt32(reply, HC_SUCCESS);
473     return;
474 }
475 
OnFinishStub(uintptr_t cbHook,const IpcDataInfo * cbDataCache,int32_t cacheNum,IpcIo * reply)476 static void OnFinishStub(uintptr_t cbHook, const IpcDataInfo *cbDataCache, int32_t cacheNum, IpcIo *reply)
477 {
478     int64_t requestId = 0;
479     int32_t opCode = 0;
480     int32_t inOutLen;
481     char *data = NULL;
482     void (*onFinishHook)(int64_t, int32_t, char *) = NULL;
483 
484     onFinishHook = (void (*)(int64_t, int32_t, char *))(cbHook);
485     inOutLen = sizeof(requestId);
486     (void)GetIpcRequestParamByType(cbDataCache, cacheNum, PARAM_TYPE_REQID, (uint8_t *)(&requestId), &inOutLen);
487     inOutLen = sizeof(opCode);
488     (void)GetIpcRequestParamByType(cbDataCache, cacheNum, PARAM_TYPE_OPCODE, (uint8_t *)(&opCode), &inOutLen);
489     (void)GetIpcRequestParamByType(cbDataCache, cacheNum, PARAM_TYPE_COMM_DATA, (uint8_t *)(&data), NULL);
490     onFinishHook(requestId, opCode, data);
491     WriteInt32(reply, HC_SUCCESS);
492     return;
493 }
494 
OnErrorStub(uintptr_t cbHook,const IpcDataInfo * cbDataCache,int32_t cacheNum,IpcIo * reply)495 static void OnErrorStub(uintptr_t cbHook, const IpcDataInfo *cbDataCache, int32_t cacheNum, IpcIo *reply)
496 {
497     int64_t requestId = 0;
498     int32_t opCode = 0;
499     int32_t errCode = 0;
500     int32_t inOutLen;
501     char *errInfo = NULL;
502     void (*onErrorHook)(int64_t, int32_t, int32_t, char *) = NULL;
503 
504     onErrorHook = (void (*)(int64_t, int32_t, int32_t, char *))(cbHook);
505     inOutLen = sizeof(requestId);
506     (void)GetIpcRequestParamByType(cbDataCache, cacheNum, PARAM_TYPE_REQID, (uint8_t *)(&requestId), &inOutLen);
507     inOutLen = sizeof(opCode);
508     (void)GetIpcRequestParamByType(cbDataCache, cacheNum, PARAM_TYPE_OPCODE, (uint8_t *)(&opCode), &inOutLen);
509     (void)GetIpcRequestParamByType(cbDataCache, cacheNum, PARAM_TYPE_ERRCODE, (uint8_t *)(&errCode), &inOutLen);
510     (void)GetIpcRequestParamByType(cbDataCache, cacheNum, PARAM_TYPE_ERR_INFO, (uint8_t *)(&errInfo), NULL);
511     onErrorHook(requestId, opCode, errCode, errInfo);
512     WriteInt32(reply, HC_SUCCESS);
513     return;
514 }
515 
OnRequestStub(uintptr_t cbHook,const IpcDataInfo * cbDataCache,int32_t cacheNum,IpcIo * reply)516 static void OnRequestStub(uintptr_t cbHook, const IpcDataInfo *cbDataCache, int32_t cacheNum, IpcIo *reply)
517 {
518     int64_t requestId = 0;
519     int32_t opCode = 0;
520     int32_t inOutLen;
521     char *reqParams = NULL;
522     char *reqResult = NULL;
523     char *(*onReqHook)(int64_t, int32_t, char *) = NULL;
524 
525     onReqHook = (char *(*)(int64_t, int32_t, char *))(cbHook);
526     inOutLen = sizeof(requestId);
527     (void)GetIpcRequestParamByType(cbDataCache, cacheNum, PARAM_TYPE_REQID, (uint8_t *)(&requestId), &inOutLen);
528     inOutLen = sizeof(opCode);
529     (void)GetIpcRequestParamByType(cbDataCache, cacheNum, PARAM_TYPE_OPCODE, (uint8_t *)(&opCode), &inOutLen);
530     (void)GetIpcRequestParamByType(cbDataCache, cacheNum, PARAM_TYPE_REQ_INFO, (uint8_t *)(&reqParams), NULL);
531     reqResult = onReqHook(requestId, opCode, reqParams);
532     if (reqResult == NULL) {
533         WriteInt32(reply, HC_ERROR);
534         return;
535     }
536     WriteInt32(reply, HC_SUCCESS);
537     WriteString(reply, (const char *)(reqResult));
538     HcFree(reqResult);
539     reqResult = NULL;
540     return;
541 }
542 
OnGroupCreatedStub(uintptr_t cbHook,const IpcDataInfo * cbDataCache,int32_t cacheNum,IpcIo * reply)543 static void OnGroupCreatedStub(uintptr_t cbHook, const IpcDataInfo *cbDataCache, int32_t cacheNum, IpcIo *reply)
544 {
545     const char *groupInfo = NULL;
546     void (*onGroupCreatedHook)(const char *) = NULL;
547 
548     onGroupCreatedHook = (void (*)(const char *))(cbHook);
549     (void)GetIpcRequestParamByType(cbDataCache, cacheNum, PARAM_TYPE_GROUP_INFO, (uint8_t *)(&groupInfo), NULL);
550     onGroupCreatedHook(groupInfo);
551     WriteInt32(reply, HC_SUCCESS);
552     return;
553 }
554 
OnGroupDeletedStub(uintptr_t cbHook,const IpcDataInfo * cbDataCache,int32_t cacheNum,IpcIo * reply)555 static void OnGroupDeletedStub(uintptr_t cbHook, const IpcDataInfo *cbDataCache, int32_t cacheNum, IpcIo *reply)
556 {
557     const char *groupInfo = NULL;
558     void (*onDelGroupHook)(const char *) = NULL;
559 
560     onDelGroupHook = (void (*)(const char *))(cbHook);
561     (void)GetIpcRequestParamByType(cbDataCache, cacheNum, PARAM_TYPE_GROUP_INFO, (uint8_t *)(&groupInfo), NULL);
562     onDelGroupHook(groupInfo);
563     WriteInt32(reply, HC_SUCCESS);
564     return;
565 }
566 
OnDevBoundStub(uintptr_t cbHook,const IpcDataInfo * cbDataCache,int32_t cacheNum,IpcIo * reply)567 static void OnDevBoundStub(uintptr_t cbHook, const IpcDataInfo *cbDataCache, int32_t cacheNum, IpcIo *reply)
568 {
569     const char *groupInfo = NULL;
570     const char *udid = NULL;
571     void (*onDevBoundHook)(const char *, const char *) = NULL;
572 
573     onDevBoundHook = (void (*)(const char *, const char *))(cbHook);
574     (void)GetIpcRequestParamByType(cbDataCache, cacheNum, PARAM_TYPE_UDID, (uint8_t *)(&udid), NULL);
575     (void)GetIpcRequestParamByType(cbDataCache, cacheNum, PARAM_TYPE_GROUP_INFO, (uint8_t *)(&groupInfo), NULL);
576     onDevBoundHook(udid, groupInfo);
577     WriteInt32(reply, HC_SUCCESS);
578     return;
579 }
580 
OnDevUnboundStub(uintptr_t cbHook,const IpcDataInfo * cbDataCache,int32_t cacheNum,IpcIo * reply)581 static void OnDevUnboundStub(uintptr_t cbHook, const IpcDataInfo *cbDataCache, int32_t cacheNum, IpcIo *reply)
582 {
583     const char *groupInfo = NULL;
584     const char *udid = NULL;
585     void (*onDevUnBoundHook)(const char *, const char *) = NULL;
586 
587     onDevUnBoundHook = (void (*)(const char *, const char *))(cbHook);
588     (void)GetIpcRequestParamByType(cbDataCache, cacheNum, PARAM_TYPE_UDID, (uint8_t *)(&udid), NULL);
589     (void)GetIpcRequestParamByType(cbDataCache, cacheNum, PARAM_TYPE_GROUP_INFO, (uint8_t *)(&groupInfo), NULL);
590     onDevUnBoundHook(udid, groupInfo);
591     WriteInt32(reply, HC_SUCCESS);
592     return;
593 }
594 
OnDevUnTrustStub(uintptr_t cbHook,const IpcDataInfo * cbDataCache,int32_t cacheNum,IpcIo * reply)595 static void OnDevUnTrustStub(uintptr_t cbHook, const IpcDataInfo *cbDataCache, int32_t cacheNum, IpcIo *reply)
596 {
597     const char *udid = NULL;
598     void (*onDevUnTrustHook)(const char *) = NULL;
599 
600     onDevUnTrustHook = (void (*)(const char *))(cbHook);
601     (void)GetIpcRequestParamByType(cbDataCache, cacheNum, PARAM_TYPE_UDID, (uint8_t *)(&udid), NULL);
602     onDevUnTrustHook(udid);
603     WriteInt32(reply, HC_SUCCESS);
604     return;
605 }
606 
OnDelLastGroupStub(uintptr_t cbHook,const IpcDataInfo * cbDataCache,int32_t cacheNum,IpcIo * reply)607 static void OnDelLastGroupStub(uintptr_t cbHook, const IpcDataInfo *cbDataCache, int32_t cacheNum, IpcIo *reply)
608 {
609     const char *udid = NULL;
610     int32_t groupType = 0;
611     int32_t inOutLen;
612     void (*onDelLastGroupHook)(const char *, int32_t) = NULL;
613 
614     onDelLastGroupHook = (void (*)(const char *, int32_t))(cbHook);
615     (void)GetIpcRequestParamByType(cbDataCache, cacheNum, PARAM_TYPE_UDID, (uint8_t *)(&udid), NULL);
616     inOutLen = sizeof(groupType);
617     (void)GetIpcRequestParamByType(cbDataCache, cacheNum, PARAM_TYPE_GROUP_TYPE, (uint8_t *)(&groupType), &inOutLen);
618     onDelLastGroupHook(udid, groupType);
619     WriteInt32(reply, HC_SUCCESS);
620     return;
621 }
622 
OnTrustDevNumChangedStub(uintptr_t cbHook,const IpcDataInfo * cbDataCache,int32_t cacheNum,IpcIo * reply)623 static void OnTrustDevNumChangedStub(uintptr_t cbHook,
624     const IpcDataInfo *cbDataCache, int32_t cacheNum, IpcIo *reply)
625 {
626     int32_t devNum = 0;
627     int32_t inOutLen;
628     void (*onTrustDevNumChangedHook)(int32_t) = NULL;
629 
630     onTrustDevNumChangedHook = (void (*)(int32_t))(cbHook);
631     inOutLen = sizeof(devNum);
632     (void)GetIpcRequestParamByType(cbDataCache, cacheNum, PARAM_TYPE_DATA_NUM, (uint8_t *)(&devNum), &inOutLen);
633     onTrustDevNumChangedHook(devNum);
634     WriteInt32(reply, HC_SUCCESS);
635     return;
636 }
637 
ProcCbHook(int32_t callbackId,uintptr_t cbHook,const IpcDataInfo * cbDataCache,int32_t cacheNum,uintptr_t replyCtx)638 void ProcCbHook(int32_t callbackId, uintptr_t cbHook,
639     const IpcDataInfo *cbDataCache, int32_t cacheNum, uintptr_t replyCtx)
640 {
641     CallbackStub stubTable[] = {
642         OnTransmitStub, OnSessKeyStub, OnFinishStub, OnErrorStub,
643         OnRequestStub, OnGroupCreatedStub, OnGroupDeletedStub, OnDevBoundStub,
644         OnDevUnboundStub, OnDevUnTrustStub, OnDelLastGroupStub, OnTrustDevNumChangedStub
645     };
646     IpcIo *reply = NULL;
647 
648     reply = (IpcIo *)(replyCtx);
649     LOGI("Process call back hook, callback id %d", callbackId);
650     if ((callbackId < CB_ID_ON_TRANS) || (callbackId > CB_ID_ON_TRUST_DEV_NUM_CHANGED)) {
651         LOGE("Invalid call back id");
652         return;
653     }
654     if (cbHook == 0x0) {
655         LOGE("Invalid call back hook");
656         return;
657     }
658     stubTable[callbackId - 1](cbHook, cbDataCache, cacheNum, reply);
659     LOGI("ProcCbHook done");
660     return;
661 }
662 
EncodeCallData(IpcIo * dataParcel,int32_t type,const uint8_t * param,int32_t paramSz)663 static uint32_t EncodeCallData(IpcIo *dataParcel, int32_t type, const uint8_t *param, int32_t paramSz)
664 {
665     const uint8_t *paramTmp = NULL;
666     int32_t zeroVal = 0;
667 
668     paramTmp = param;
669     if ((param == NULL) || (paramSz == 0)) {
670         paramTmp = (const uint8_t *)(&zeroVal);
671         paramSz = sizeof(zeroVal);
672     }
673     WriteInt32(dataParcel, type);
674     WriteUint32(dataParcel, (uint32_t)paramSz);
675     bool ret = WriteBuffer(dataParcel, (const void *)(paramTmp), (uint32_t)paramSz);
676     if (!ret) {
677         return (uint32_t)(HC_ERROR);
678     }
679     return (uint32_t)(HC_SUCCESS);
680 }
681 
682 /* group auth callback adapter */
GaCbOnTransmitWithType(int64_t requestId,const uint8_t * data,uint32_t dataLen,int32_t type)683 static bool GaCbOnTransmitWithType(int64_t requestId, const uint8_t *data, uint32_t dataLen, int32_t type)
684 {
685     uint32_t ret;
686     IpcIo *dataParcel = NULL;
687     IpcIo reply;
688     uint8_t dataBuf[IPC_STACK_BUFF_SZ] = { 0 };
689     IpcCallBackNode *node = NULL;
690 
691     LOGI("starting ... request id: %lld, type %d", requestId, type);
692     IpcIoInit(&reply, (void *)dataBuf, sizeof(dataBuf), 0);
693     LockCallbackList();
694     node = GetIpcCallBackByReqId(requestId, type);
695     if (node == NULL) {
696         UnLockCallbackList();
697         LOGE("onTransmit hook is null, request id %lld", requestId);
698         return false;
699     }
700     dataParcel = InitIpcDataCache(IPC_DATA_BUFF_MAX_SZ);
701     if (dataParcel == NULL) {
702         UnLockCallbackList();
703         return false;
704     }
705     ret = EncodeCallData(dataParcel, PARAM_TYPE_REQID, (const uint8_t *)(&requestId), sizeof(requestId));
706     ret |= EncodeCallData(dataParcel, PARAM_TYPE_COMM_DATA, data, dataLen);
707     if (ret != HC_SUCCESS) {
708         UnLockCallbackList();
709         HcFree((void *)dataParcel);
710         LOGE("build trans data failed");
711         return false;
712     }
713     ActCallback(node->proxyId, CB_ID_ON_TRANS, (uintptr_t)(node->cbCtx.devAuth.onTransmit), dataParcel, &reply);
714     UnLockCallbackList();
715     HcFree((void *)dataParcel);
716     LOGI("process done, request id: %lld", requestId);
717     int32_t value;
718     ReadInt32(&reply, &value);
719     if (value == HC_SUCCESS) {
720         return true;
721     }
722     return false;
723 }
724 
IpcGaCbOnTransmit(int64_t requestId,const uint8_t * data,uint32_t dataLen)725 static bool IpcGaCbOnTransmit(int64_t requestId, const uint8_t *data, uint32_t dataLen)
726 {
727     return GaCbOnTransmitWithType(requestId, data, dataLen, CB_TYPE_DEV_AUTH);
728 }
729 
TmpIpcGaCbOnTransmit(int64_t requestId,const uint8_t * data,uint32_t dataLen)730 static bool TmpIpcGaCbOnTransmit(int64_t requestId, const uint8_t *data, uint32_t dataLen)
731 {
732     return GaCbOnTransmitWithType(requestId, data, dataLen, CB_TYPE_TMP_DEV_AUTH);
733 }
734 
GaCbOnSessionKeyRetWithType(int64_t requestId,const uint8_t * sessKey,uint32_t sessKeyLen,int32_t type)735 static void GaCbOnSessionKeyRetWithType(int64_t requestId, const uint8_t *sessKey, uint32_t sessKeyLen, int32_t type)
736 {
737     uint32_t ret;
738     IpcIo *dataParcel = NULL;
739     IpcCallBackNode *node = NULL;
740 
741     LOGI("starting ... request id: %lld, type %d", requestId, type);
742     LockCallbackList();
743     node = GetIpcCallBackByReqId(requestId, type);
744     if (node == NULL) {
745         UnLockCallbackList();
746         LOGE("onSessionKeyReturned hook is null, request id %lld", requestId);
747         return;
748     }
749     dataParcel = InitIpcDataCache(IPC_DATA_BUFF_MAX_SZ);
750     if (dataParcel == NULL) {
751         UnLockCallbackList();
752         return;
753     }
754     ret = EncodeCallData(dataParcel, PARAM_TYPE_REQID, (uint8_t *)(&requestId), sizeof(requestId));
755     ret |= EncodeCallData(dataParcel, PARAM_TYPE_SESS_KEY, sessKey, sessKeyLen);
756     if (ret != HC_SUCCESS) {
757         UnLockCallbackList();
758         HcFree((void *)dataParcel);
759         LOGE("build trans data failed");
760         return;
761     }
762     ActCallback(node->proxyId, CB_ID_SESS_KEY_DONE,
763         (uintptr_t)(node->cbCtx.devAuth.onSessionKeyReturned), dataParcel, NULL);
764     UnLockCallbackList();
765     HcFree((void *)dataParcel);
766     LOGI("process done, request id: %lld", requestId);
767     return;
768 }
769 
IpcGaCbOnSessionKeyReturned(int64_t requestId,const uint8_t * sessKey,uint32_t sessKeyLen)770 static void IpcGaCbOnSessionKeyReturned(int64_t requestId, const uint8_t *sessKey, uint32_t sessKeyLen)
771 {
772     GaCbOnSessionKeyRetWithType(requestId, sessKey, sessKeyLen, CB_TYPE_DEV_AUTH);
773     return;
774 }
775 
TmpIpcGaCbOnSessionKeyReturned(int64_t requestId,const uint8_t * sessKey,uint32_t sessKeyLen)776 static void TmpIpcGaCbOnSessionKeyReturned(int64_t requestId, const uint8_t *sessKey, uint32_t sessKeyLen)
777 {
778     GaCbOnSessionKeyRetWithType(requestId, sessKey, sessKeyLen, CB_TYPE_TMP_DEV_AUTH);
779     return;
780 }
781 
GaCbOnFinishWithType(int64_t requestId,int32_t operationCode,const char * returnData,int32_t type)782 static void GaCbOnFinishWithType(int64_t requestId, int32_t operationCode, const char *returnData, int32_t type)
783 {
784     uint32_t ret;
785     IpcIo *dataParcel = NULL;
786     IpcCallBackNode *node = NULL;
787 
788     LOGI("starting ... request id: %lld, type %d", requestId, type);
789     LockCallbackList();
790     node = GetIpcCallBackByReqId(requestId, type);
791     if (node == NULL) {
792         UnLockCallbackList();
793         LOGE("onFinish hook is null, request id %lld", requestId);
794         return;
795     }
796     dataParcel = InitIpcDataCache(IPC_DATA_BUFF_MAX_SZ);
797     if (dataParcel == NULL) {
798         UnLockCallbackList();
799         return;
800     }
801     ret = EncodeCallData(dataParcel, PARAM_TYPE_REQID, (uint8_t *)(&requestId), sizeof(requestId));
802     ret |= EncodeCallData(dataParcel, PARAM_TYPE_OPCODE, (uint8_t *)(&operationCode), sizeof(operationCode));
803     if (returnData != NULL) {
804         ret |= EncodeCallData(dataParcel, PARAM_TYPE_COMM_DATA, (const uint8_t *)(returnData), strlen(returnData) + 1);
805     }
806     if (ret != HC_SUCCESS) {
807         UnLockCallbackList();
808         HcFree((void *)dataParcel);
809         LOGE("build trans data failed");
810         return;
811     }
812     ActCallback(node->proxyId, CB_ID_ON_FINISH, (uintptr_t)(node->cbCtx.devAuth.onFinish), dataParcel, NULL);
813     /* delete request id */
814     DelIpcCallBackByReqId(requestId, type, false);
815     UnLockCallbackList();
816     HcFree((void *)dataParcel);
817     LOGI("process done, request id: %lld", requestId);
818     return;
819 }
820 
IpcGaCbOnFinish(int64_t requestId,int32_t operationCode,const char * returnData)821 static void IpcGaCbOnFinish(int64_t requestId, int32_t operationCode, const char *returnData)
822 {
823     GaCbOnFinishWithType(requestId, operationCode, returnData, CB_TYPE_DEV_AUTH);
824     return;
825 }
826 
TmpIpcGaCbOnFinish(int64_t requestId,int32_t operationCode,const char * returnData)827 static void TmpIpcGaCbOnFinish(int64_t requestId, int32_t operationCode, const char *returnData)
828 {
829     GaCbOnFinishWithType(requestId, operationCode, returnData, CB_TYPE_TMP_DEV_AUTH);
830     return;
831 }
832 
GaCbOnErrorWithType(int64_t requestId,int32_t operationCode,int32_t errorCode,const char * errorReturn,int32_t type)833 static void GaCbOnErrorWithType(int64_t requestId, int32_t operationCode,
834     int32_t errorCode, const char *errorReturn, int32_t type)
835 {
836     uint32_t ret;
837     IpcIo *dataParcel = NULL;
838     IpcCallBackNode *node = NULL;
839 
840     LOGI("starting ... request id: %lld, type %d", requestId, type);
841     LockCallbackList();
842     node = GetIpcCallBackByReqId(requestId, type);
843     if (node == NULL) {
844         UnLockCallbackList();
845         LOGE("onError hook is null, request id %lld", requestId);
846         return;
847     }
848     dataParcel = InitIpcDataCache(IPC_DATA_BUFF_MAX_SZ);
849     if (dataParcel == NULL) {
850         UnLockCallbackList();
851         return;
852     }
853     ret = EncodeCallData(dataParcel, PARAM_TYPE_REQID, (uint8_t *)(&requestId), sizeof(requestId));
854     ret |= EncodeCallData(dataParcel, PARAM_TYPE_OPCODE, (uint8_t *)(&operationCode), sizeof(operationCode));
855     ret |= EncodeCallData(dataParcel, PARAM_TYPE_ERRCODE, (uint8_t *)(&errorCode), sizeof(errorCode));
856     if (errorReturn != NULL) {
857         ret |= EncodeCallData(dataParcel, PARAM_TYPE_ERR_INFO, (const uint8_t *)(errorReturn), strlen(errorReturn) + 1);
858     }
859     if (ret != HC_SUCCESS) {
860         UnLockCallbackList();
861         HcFree((void *)dataParcel);
862         LOGE("build trans data failed");
863         return;
864     }
865     ActCallback(node->proxyId, CB_ID_ON_ERROR, (uintptr_t)(node->cbCtx.devAuth.onError), dataParcel, NULL);
866     /* delete request id */
867     DelIpcCallBackByReqId(requestId, type, false);
868     UnLockCallbackList();
869     HcFree((void *)dataParcel);
870     LOGI("process done, request id: %lld", requestId);
871     return;
872 }
873 
IpcGaCbOnError(int64_t requestId,int32_t operationCode,int32_t errorCode,const char * errorReturn)874 static void IpcGaCbOnError(int64_t requestId, int32_t operationCode, int32_t errorCode, const char *errorReturn)
875 {
876     GaCbOnErrorWithType(requestId, operationCode, errorCode, errorReturn, CB_TYPE_DEV_AUTH);
877     return;
878 }
879 
TmpIpcGaCbOnError(int64_t requestId,int32_t operationCode,int32_t errorCode,const char * errorReturn)880 static void TmpIpcGaCbOnError(int64_t requestId, int32_t operationCode, int32_t errorCode, const char *errorReturn)
881 {
882     GaCbOnErrorWithType(requestId, operationCode, errorCode, errorReturn, CB_TYPE_TMP_DEV_AUTH);
883     return;
884 }
885 
GaCbOnRequestWithType(int64_t requestId,int32_t operationCode,const char * reqParams,int32_t type)886 static char *GaCbOnRequestWithType(int64_t requestId, int32_t operationCode, const char *reqParams, int32_t type)
887 {
888     int32_t ret;
889     uint32_t uRet;
890     IpcIo *dataParcel = NULL;
891     IpcIo reply;
892     uint8_t dataBuf[IPC_STACK_BUFF_SZ] = { 0 };
893     const char *dPtr = NULL;
894     IpcCallBackNode *node = NULL;
895 
896     LOGI("starting ... request id: %lld, type %d", requestId, type);
897     IpcIoInit(&reply, (void *)dataBuf, sizeof(dataBuf), 0);
898     LockCallbackList();
899     node = GetIpcCallBackByReqId(requestId, type);
900     if (node == NULL) {
901         UnLockCallbackList();
902         LOGE("onRequest hook is null, request id %lld", requestId);
903         return NULL;
904     }
905     dataParcel = InitIpcDataCache(IPC_DATA_BUFF_MAX_SZ);
906     if (dataParcel == NULL) {
907         UnLockCallbackList();
908         return NULL;
909     }
910     uRet = EncodeCallData(dataParcel, PARAM_TYPE_REQID, (uint8_t *)(&requestId), sizeof(requestId));
911     uRet |= EncodeCallData(dataParcel, PARAM_TYPE_OPCODE, (uint8_t *)(&operationCode), sizeof(operationCode));
912     if (reqParams != NULL) {
913         uRet |= EncodeCallData(dataParcel, PARAM_TYPE_REQ_INFO, (const uint8_t *)(reqParams), strlen(reqParams) + 1);
914     }
915     if (uRet != HC_SUCCESS) {
916         UnLockCallbackList();
917         HcFree((void *)dataParcel);
918         LOGE("build trans data failed");
919         return NULL;
920     }
921 
922     ActCallback(node->proxyId, CB_ID_ON_REQUEST, (uintptr_t)(node->cbCtx.devAuth.onRequest), dataParcel, &reply);
923     UnLockCallbackList();
924     HcFree((void *)dataParcel);
925     ReadInt32(&reply, &ret);
926     if (ret == HC_SUCCESS) {
927         dPtr = (const char *)ReadString(&reply, NULL);
928     }
929     LOGI("process done, request id: %lld, %s result", requestId, (dPtr != NULL) ? "valid" : "invalid");
930     return (dPtr != NULL) ? strdup(dPtr) : NULL;
931 }
932 
CanFindCbByReqId(int64_t requestId)933 static bool CanFindCbByReqId(int64_t requestId)
934 {
935     LockCallbackList();
936     IpcCallBackNode *node = GetIpcCallBackByReqId(requestId, CB_TYPE_DEV_AUTH);
937     UnLockCallbackList();
938     return (node != NULL) ? true : false;
939 }
940 
IpcGaCbOnRequest(int64_t requestId,int32_t operationCode,const char * reqParams)941 static char *IpcGaCbOnRequest(int64_t requestId, int32_t operationCode, const char *reqParams)
942 {
943     if (!CanFindCbByReqId(requestId)) {
944         CJson *reqParamsJson = CreateJsonFromString(reqParams);
945         if (reqParamsJson == NULL) {
946             LOGE("failed to create json from string!");
947             return NULL;
948         }
949         const char *callerAppId = GetStringFromJson(reqParamsJson, FIELD_APP_ID);
950         if (callerAppId == NULL) {
951             LOGE("failed to get appId from json object!");
952             FreeJson(reqParamsJson);
953             return NULL;
954         }
955         int32_t ret = AddReqIdByAppId(callerAppId, requestId);
956         FreeJson(reqParamsJson);
957         if (ret != HC_SUCCESS) {
958             return NULL;
959         }
960     }
961     return GaCbOnRequestWithType(requestId, operationCode, reqParams, CB_TYPE_DEV_AUTH);
962 }
963 
TmpIpcGaCbOnRequest(int64_t requestId,int32_t operationCode,const char * reqParams)964 static char *TmpIpcGaCbOnRequest(int64_t requestId, int32_t operationCode, const char *reqParams)
965 {
966     return GaCbOnRequestWithType(requestId, operationCode, reqParams, CB_TYPE_TMP_DEV_AUTH);
967 }
968 
IpcOnGroupCreated(const char * groupInfo)969 void IpcOnGroupCreated(const char *groupInfo)
970 {
971     int32_t i;
972     uint32_t ret;
973     IpcIo *dataParcel = NULL;
974     DataChangeListener *listener = NULL;
975 
976     if (groupInfo == NULL) {
977         LOGE("IpcOnGroupCreated, params error");
978         return;
979     }
980 
981     LockCallbackList();
982     if (g_ipcCallBackList.ctx == NULL) {
983         UnLockCallbackList();
984         LOGE("IpcCallBackList un-initialized");
985         return;
986     }
987     dataParcel = InitIpcDataCache(IPC_DATA_BUFF_MAX_SZ);
988     if (dataParcel == NULL) {
989         UnLockCallbackList();
990         return;
991     }
992 
993     ret = EncodeCallData(dataParcel, PARAM_TYPE_GROUP_INFO, (const uint8_t *)(groupInfo), strlen(groupInfo) + 1);
994     if (ret != HC_SUCCESS) {
995         UnLockCallbackList();
996         HcFree((void *)dataParcel);
997         LOGE("IpcGaCbOnRequest, build trans data failed");
998         return;
999     }
1000 
1001     for (i = 0; i < IPC_CALL_BACK_MAX_NODES; i++) {
1002         if (g_ipcCallBackList.ctx[i].cbType == CB_TYPE_LISTENER) {
1003             listener = &(g_ipcCallBackList.ctx[i].cbCtx.listener);
1004             if (listener->onGroupCreated == NULL) {
1005                 continue;
1006             }
1007             ActCallback(g_ipcCallBackList.ctx[i].proxyId, CB_ID_ON_GROUP_CREATED,
1008                 (uintptr_t)(listener->onGroupCreated), dataParcel, NULL);
1009         }
1010     }
1011     UnLockCallbackList();
1012     HcFree((void *)dataParcel);
1013     return;
1014 }
1015 
IpcOnGroupDeleted(const char * groupInfo)1016 void IpcOnGroupDeleted(const char *groupInfo)
1017 {
1018     int32_t i;
1019     uint32_t ret;
1020     IpcIo *dataParcel = NULL;
1021     DataChangeListener *listener = NULL;
1022 
1023     if (groupInfo == NULL) {
1024         LOGE("IpcOnGroupDeleted, params error");
1025         return;
1026     }
1027 
1028     LockCallbackList();
1029     if (g_ipcCallBackList.ctx == NULL) {
1030         UnLockCallbackList();
1031         LOGE("IpcCallBackList un-initialized");
1032         return;
1033     }
1034     dataParcel = InitIpcDataCache(IPC_DATA_BUFF_MAX_SZ);
1035     if (dataParcel == NULL) {
1036         UnLockCallbackList();
1037         return;
1038     }
1039 
1040     ret = EncodeCallData(dataParcel, PARAM_TYPE_GROUP_INFO, (const uint8_t *)(groupInfo), strlen(groupInfo) + 1);
1041     if (ret != HC_SUCCESS) {
1042         UnLockCallbackList();
1043         HcFree((void *)dataParcel);
1044         LOGE("IpcGaCbOnRequest, build trans data failed");
1045         return;
1046     }
1047 
1048     for (i = 0; i < IPC_CALL_BACK_MAX_NODES; i++) {
1049         if (g_ipcCallBackList.ctx[i].cbType == CB_TYPE_LISTENER) {
1050             listener = &(g_ipcCallBackList.ctx[i].cbCtx.listener);
1051             if (listener->onGroupDeleted == NULL) {
1052                 continue;
1053             }
1054             ActCallback(g_ipcCallBackList.ctx[i].proxyId, CB_ID_ON_GROUP_DELETED,
1055                 (uintptr_t)(listener->onGroupDeleted), dataParcel, NULL);
1056         }
1057     }
1058     UnLockCallbackList();
1059     HcFree((void *)dataParcel);
1060     return;
1061 }
1062 
IpcOnDeviceBound(const char * peerUdid,const char * groupInfo)1063 void IpcOnDeviceBound(const char *peerUdid, const char *groupInfo)
1064 {
1065     int32_t i;
1066     uint32_t ret;
1067     IpcIo *dataParcel = NULL;
1068     DataChangeListener *listener = NULL;
1069 
1070     if ((peerUdid == NULL) || (groupInfo == NULL)) {
1071         LOGE("params error");
1072         return;
1073     }
1074 
1075     LockCallbackList();
1076     if (g_ipcCallBackList.ctx == NULL) {
1077         UnLockCallbackList();
1078         LOGE("IpcCallBackList un-initialized");
1079         return;
1080     }
1081     dataParcel = InitIpcDataCache(IPC_DATA_BUFF_MAX_SZ);
1082     if (dataParcel == NULL) {
1083         UnLockCallbackList();
1084         return;
1085     }
1086 
1087     ret = EncodeCallData(dataParcel, PARAM_TYPE_UDID, (const uint8_t *)(peerUdid), strlen(peerUdid) + 1);
1088     ret |= EncodeCallData(dataParcel, PARAM_TYPE_GROUP_INFO, (const uint8_t *)(groupInfo), strlen(groupInfo) + 1);
1089     if (ret != HC_SUCCESS) {
1090         UnLockCallbackList();
1091         HcFree((void *)dataParcel);
1092         LOGE("build trans data failed");
1093         return;
1094     }
1095 
1096     for (i = 0; i < IPC_CALL_BACK_MAX_NODES; i++) {
1097         if (g_ipcCallBackList.ctx[i].cbType == CB_TYPE_LISTENER) {
1098             listener = &(g_ipcCallBackList.ctx[i].cbCtx.listener);
1099             if (listener->onDeviceBound == NULL) {
1100                 continue;
1101             }
1102             ActCallback(g_ipcCallBackList.ctx[i].proxyId, CB_ID_ON_DEV_BOUND,
1103                 (uintptr_t)(listener->onDeviceBound), dataParcel, NULL);
1104         }
1105     }
1106     UnLockCallbackList();
1107     HcFree((void *)dataParcel);
1108     return;
1109 }
1110 
IpcOnDeviceUnBound(const char * peerUdid,const char * groupInfo)1111 void IpcOnDeviceUnBound(const char *peerUdid, const char *groupInfo)
1112 {
1113     int32_t i;
1114     uint32_t ret;
1115     IpcIo *dataParcel = NULL;
1116     DataChangeListener *listener = NULL;
1117 
1118     if ((peerUdid == NULL) || (groupInfo == NULL)) {
1119         LOGE("params error");
1120         return;
1121     }
1122 
1123     LockCallbackList();
1124     if (g_ipcCallBackList.ctx == NULL) {
1125         UnLockCallbackList();
1126         LOGE("IpcCallBackList un-initialized");
1127         return;
1128     }
1129     dataParcel = InitIpcDataCache(IPC_DATA_BUFF_MAX_SZ);
1130     if (dataParcel == NULL) {
1131         UnLockCallbackList();
1132         return;
1133     }
1134 
1135     ret = EncodeCallData(dataParcel, PARAM_TYPE_UDID, (const uint8_t *)(peerUdid), strlen(peerUdid) + 1);
1136     ret |= EncodeCallData(dataParcel, PARAM_TYPE_GROUP_INFO, (const uint8_t *)(groupInfo), strlen(groupInfo) + 1);
1137     if (ret != HC_SUCCESS) {
1138         UnLockCallbackList();
1139         HcFree((void *)dataParcel);
1140         LOGE("build trans data failed");
1141         return;
1142     }
1143 
1144     for (i = 0; i < IPC_CALL_BACK_MAX_NODES; i++) {
1145         if (g_ipcCallBackList.ctx[i].cbType == CB_TYPE_LISTENER) {
1146             listener = &(g_ipcCallBackList.ctx[i].cbCtx.listener);
1147             if (listener->onDeviceUnBound == NULL) {
1148                 continue;
1149             }
1150             ActCallback(g_ipcCallBackList.ctx[i].proxyId, CB_ID_ON_DEV_UNBOUND,
1151                 (uintptr_t)(listener->onDeviceUnBound), dataParcel, NULL);
1152         }
1153     }
1154     UnLockCallbackList();
1155     HcFree((void *)dataParcel);
1156     return;
1157 }
1158 
IpcOnDeviceNotTrusted(const char * peerUdid)1159 void IpcOnDeviceNotTrusted(const char *peerUdid)
1160 {
1161     int32_t i;
1162     uint32_t ret;
1163     IpcIo *dataParcel = NULL;
1164     DataChangeListener *listener = NULL;
1165 
1166     if (peerUdid == NULL) {
1167         LOGE("params error");
1168         return;
1169     }
1170 
1171     LockCallbackList();
1172     if (g_ipcCallBackList.ctx == NULL) {
1173         UnLockCallbackList();
1174         LOGE("IpcCallBackList un-initialized");
1175         return;
1176     }
1177     dataParcel = InitIpcDataCache(IPC_DATA_BUFF_MAX_SZ);
1178     if (dataParcel == NULL) {
1179         UnLockCallbackList();
1180         return;
1181     }
1182 
1183     ret = EncodeCallData(dataParcel, PARAM_TYPE_UDID, (const uint8_t *)(peerUdid), strlen(peerUdid) + 1);
1184     if (ret != HC_SUCCESS) {
1185         UnLockCallbackList();
1186         HcFree((void *)dataParcel);
1187         LOGE("build trans data failed");
1188         return;
1189     }
1190 
1191     for (i = 0; i < IPC_CALL_BACK_MAX_NODES; i++) {
1192         if (g_ipcCallBackList.ctx[i].cbType == CB_TYPE_LISTENER) {
1193             listener = &(g_ipcCallBackList.ctx[i].cbCtx.listener);
1194             if (listener->onDeviceNotTrusted == NULL) {
1195                 continue;
1196             }
1197             ActCallback(g_ipcCallBackList.ctx[i].proxyId, CB_ID_ON_DEV_UNTRUSTED,
1198                 (uintptr_t)(listener->onDeviceNotTrusted), dataParcel, NULL);
1199         }
1200     }
1201     UnLockCallbackList();
1202     HcFree((void *)dataParcel);
1203     return;
1204 }
1205 
IpcOnLastGroupDeleted(const char * peerUdid,int32_t groupType)1206 void IpcOnLastGroupDeleted(const char *peerUdid, int32_t groupType)
1207 {
1208     int32_t i;
1209     uint32_t ret;
1210     IpcIo *dataParcel = NULL;
1211     DataChangeListener *listener = NULL;
1212 
1213     if (peerUdid == NULL) {
1214         LOGE("params error");
1215         return;
1216     }
1217 
1218     LockCallbackList();
1219     if (g_ipcCallBackList.ctx == NULL) {
1220         UnLockCallbackList();
1221         LOGE("IpcCallBackList un-initialized");
1222         return;
1223     }
1224     dataParcel = InitIpcDataCache(IPC_DATA_BUFF_MAX_SZ);
1225     if (dataParcel == NULL) {
1226         UnLockCallbackList();
1227         return;
1228     }
1229 
1230     ret = EncodeCallData(dataParcel, PARAM_TYPE_UDID, (const uint8_t *)(peerUdid), strlen(peerUdid) + 1);
1231     ret |= EncodeCallData(dataParcel, PARAM_TYPE_GROUP_TYPE, (const uint8_t *)(&groupType), sizeof(groupType));
1232     if (ret != HC_SUCCESS) {
1233         UnLockCallbackList();
1234         HcFree((void *)dataParcel);
1235         LOGE("build trans data failed");
1236         return;
1237     }
1238 
1239     for (i = 0; i < IPC_CALL_BACK_MAX_NODES; i++) {
1240         if (g_ipcCallBackList.ctx[i].cbType == CB_TYPE_LISTENER) {
1241             listener = &(g_ipcCallBackList.ctx[i].cbCtx.listener);
1242             if (listener->onLastGroupDeleted == NULL) {
1243                 continue;
1244             }
1245             ActCallback(g_ipcCallBackList.ctx[i].proxyId, CB_ID_ON_LAST_GROUP_DELETED,
1246                 (uintptr_t)(listener->onLastGroupDeleted), dataParcel, NULL);
1247         }
1248     }
1249     UnLockCallbackList();
1250     HcFree((void *)dataParcel);
1251     return;
1252 }
1253 
IpcOnTrustedDeviceNumChanged(int32_t curTrustedDeviceNum)1254 void IpcOnTrustedDeviceNumChanged(int32_t curTrustedDeviceNum)
1255 {
1256     int32_t i;
1257     uint32_t ret;
1258     IpcIo *dataParcel = NULL;
1259     DataChangeListener *listener = NULL;
1260 
1261     LockCallbackList();
1262     if (g_ipcCallBackList.ctx == NULL) {
1263         UnLockCallbackList();
1264         LOGE("IpcCallBackList un-initialized");
1265         return;
1266     }
1267 
1268     dataParcel = InitIpcDataCache(IPC_DATA_BUFF_MAX_SZ);
1269     if (dataParcel == NULL) {
1270         UnLockCallbackList();
1271         return;
1272     }
1273     ret = EncodeCallData(dataParcel, PARAM_TYPE_DATA_NUM,
1274         (const uint8_t *)(&curTrustedDeviceNum), sizeof(curTrustedDeviceNum));
1275     if (ret != HC_SUCCESS) {
1276         UnLockCallbackList();
1277         HcFree((void *)dataParcel);
1278         LOGE("IpcOnTrustedDeviceNumChanged, build trans data failed");
1279         return;
1280     }
1281 
1282     for (i = 0; i < IPC_CALL_BACK_MAX_NODES; i++) {
1283         if (g_ipcCallBackList.ctx[i].cbType == CB_TYPE_LISTENER) {
1284             listener = &(g_ipcCallBackList.ctx[i].cbCtx.listener);
1285             if (listener->onTrustedDeviceNumChanged == NULL) {
1286                 continue;
1287             }
1288             ActCallback(g_ipcCallBackList.ctx[i].proxyId, CB_ID_ON_TRUST_DEV_NUM_CHANGED,
1289                 (uintptr_t)(listener->onTrustedDeviceNumChanged), dataParcel, NULL);
1290         }
1291     }
1292     UnLockCallbackList();
1293     HcFree((void *)dataParcel);
1294     return;
1295 }
1296 
InitDeviceAuthCbCtx(DeviceAuthCallback * ctx,int32_t type)1297 void InitDeviceAuthCbCtx(DeviceAuthCallback *ctx, int32_t type)
1298 {
1299     if (ctx == NULL) {
1300         return;
1301     }
1302     if (type == CB_TYPE_DEV_AUTH) {
1303         ctx->onTransmit = IpcGaCbOnTransmit;
1304         ctx->onSessionKeyReturned = IpcGaCbOnSessionKeyReturned;
1305         ctx->onFinish = IpcGaCbOnFinish;
1306         ctx->onError = IpcGaCbOnError;
1307         ctx->onRequest = IpcGaCbOnRequest;
1308     }
1309     if (type == CB_TYPE_TMP_DEV_AUTH) {
1310         ctx->onTransmit = TmpIpcGaCbOnTransmit;
1311         ctx->onSessionKeyReturned = TmpIpcGaCbOnSessionKeyReturned;
1312         ctx->onFinish = TmpIpcGaCbOnFinish;
1313         ctx->onError = TmpIpcGaCbOnError;
1314         ctx->onRequest = TmpIpcGaCbOnRequest;
1315     }
1316     return;
1317 }
1318 
InitDevAuthListenerCbCtx(DataChangeListener * ctx)1319 void InitDevAuthListenerCbCtx(DataChangeListener *ctx)
1320 {
1321     if (ctx == NULL) {
1322         return;
1323     }
1324     ctx->onGroupCreated = IpcOnGroupCreated;
1325     ctx->onGroupDeleted = IpcOnGroupDeleted;
1326     ctx->onDeviceBound = IpcOnDeviceBound;
1327     ctx->onDeviceUnBound = IpcOnDeviceUnBound;
1328     ctx->onDeviceNotTrusted = IpcOnDeviceNotTrusted;
1329     ctx->onLastGroupDeleted = IpcOnLastGroupDeleted;
1330     ctx->onTrustedDeviceNumChanged = IpcOnTrustedDeviceNumChanged;
1331     return;
1332 }
1333 
1334 /* ipc client process adapter */
CreateCallCtx(uintptr_t * callCtx,uintptr_t * cbCtx)1335 int32_t CreateCallCtx(uintptr_t *callCtx, uintptr_t *cbCtx)
1336 {
1337     ProxyDevAuthData *dataCache = NULL;
1338 
1339     (void)cbCtx;
1340     if (callCtx == NULL) {
1341         return HC_ERR_INVALID_PARAMS;
1342     }
1343 
1344     dataCache = (ProxyDevAuthData *)HcMalloc(sizeof(ProxyDevAuthData), 0);
1345     if (dataCache == NULL) {
1346         LOGE("call context alloc failed");
1347         return HC_ERR_ALLOC_MEMORY;
1348     }
1349     dataCache->data = InitIpcDataCache(IPC_DATA_BUFF_MAX_SZ);
1350     dataCache->tmpData = InitIpcDataCache(IPC_DATA_BUFF_MAX_SZ);
1351     dataCache->reply = InitIpcDataCache(IPC_DATA_BUFF_MAX_SZ);
1352     if ((dataCache->data == NULL) || (dataCache->tmpData == NULL) || (dataCache->reply == NULL)) {
1353         DestroyCallCtx((uintptr_t *)(dataCache), NULL);
1354         return HC_ERROR;
1355     }
1356     /* linux lite, ipc io init with : token + SvcIdentity */
1357     dataCache->ioBuffOffset = IpcIoBufferOffset();
1358     *callCtx = (uintptr_t)(dataCache);
1359     return HC_SUCCESS;
1360 }
1361 
DestroyCallCtx(uintptr_t * callCtx,uintptr_t * cbCtx)1362 void DestroyCallCtx(uintptr_t *callCtx, uintptr_t *cbCtx)
1363 {
1364     ProxyDevAuthData *dataCache = NULL;
1365 
1366     (void)cbCtx;
1367     if ((callCtx != NULL) && (*callCtx != 0)) {
1368         dataCache = (ProxyDevAuthData *)(*callCtx);
1369         if (dataCache->data != NULL) {
1370             HcFree((void *)dataCache->data);
1371             dataCache->data = NULL;
1372         }
1373         if (dataCache->tmpData != NULL) {
1374             HcFree((void *)dataCache->tmpData);
1375             dataCache->tmpData = NULL;
1376         }
1377         if (dataCache->reply != NULL) {
1378             HcFree((void *)dataCache->reply);
1379             dataCache->reply = NULL;
1380         }
1381         HcFree((void *)dataCache);
1382         *callCtx = 0;
1383     }
1384     return;
1385 }
1386 
SetCbCtxToDataCtx(uintptr_t callCtx,int32_t cbIdx)1387 void SetCbCtxToDataCtx(uintptr_t callCtx, int32_t cbIdx)
1388 {
1389     ProxyDevAuthData *dataCache = NULL;
1390     const SvcIdentity *stubInfo = &g_sdkCbStub.stubIdentity;
1391     (void)cbIdx;
1392     if (!g_sdkCbStub.registered) {
1393         LOGW("SDK callback stub un-registered");
1394         return;
1395     }
1396     ShowIpcSvcInfo(stubInfo);
1397     dataCache = (ProxyDevAuthData *)(callCtx);
1398     SetCallbackStub(dataCache, stubInfo);
1399     return;
1400 }
1401 
SetCallRequestParamInfo(uintptr_t callCtx,int32_t type,const uint8_t * param,int32_t paramSz)1402 int32_t SetCallRequestParamInfo(uintptr_t callCtx, int32_t type, const uint8_t *param, int32_t paramSz)
1403 {
1404     ProxyDevAuthData *dataCache = (ProxyDevAuthData *)(callCtx);
1405 
1406     return EncodeCallRequest(dataCache, type, param, paramSz);
1407 }
1408 
DoBinderCall(uintptr_t callCtx,int32_t methodId,bool withSync)1409 int32_t DoBinderCall(uintptr_t callCtx, int32_t methodId, bool withSync)
1410 {
1411     int32_t ret;
1412     ProxyDevAuthData *dataCache = (ProxyDevAuthData *)(callCtx);
1413 
1414     LOGI("proc method %d", methodId);
1415     ret = FinalCallRequest(dataCache, methodId);
1416     if (ret != HC_SUCCESS) {
1417         return ret;
1418     }
1419     return ActCall(g_proxyInstance, dataCache);
1420 }
1421 
1422 /* ipc service process adapter */
SetIpcCallMap(uintptr_t ipcInstance,IpcServiceCall method,int32_t methodId)1423 uint32_t SetIpcCallMap(uintptr_t ipcInstance, IpcServiceCall method, int32_t methodId)
1424 {
1425     if ((method == NULL) || (methodId <= 0)) {
1426         return HC_ERR_INVALID_PARAMS;
1427     }
1428 
1429     return (uint32_t)SetCallMap(method, methodId);
1430 }
1431 
CreateServiceInstance(uintptr_t * ipcInstance)1432 int32_t CreateServiceInstance(uintptr_t *ipcInstance)
1433 {
1434     *ipcInstance = 0x0;
1435     return HC_SUCCESS;
1436 }
1437 
DestroyServiceInstance(uintptr_t * ipcInstance)1438 void DestroyServiceInstance(uintptr_t *ipcInstance)
1439 {
1440     *ipcInstance = 0x0;
1441     return;
1442 }
1443 
AddDevAuthServiceToManager(uintptr_t * serviceCtx)1444 int32_t AddDevAuthServiceToManager(uintptr_t *serviceCtx)
1445 {
1446     (void)CreateServiceInstance(serviceCtx);
1447     SAMGR_Bootstrap();
1448     InitCbStubTable();
1449     LOGI("AddSystemAbility to SA manager success");
1450     return HC_SUCCESS;
1451 }
1452 
IpcEncodeCallReplay(uintptr_t replayCache,int32_t type,const uint8_t * result,int32_t resultSz)1453 int32_t IpcEncodeCallReplay(uintptr_t replayCache, int32_t type, const uint8_t *result, int32_t resultSz)
1454 {
1455     int32_t ret = HC_SUCCESS;
1456     IpcIo *replyParcel = NULL;
1457     unsigned long valZero = 0ul;
1458 
1459     replyParcel = (IpcIo *)(replayCache);
1460     WriteInt32(replyParcel, type);
1461     bool value;
1462     if ((result != NULL) && (resultSz > 0)) {
1463         WriteUint32(replyParcel, (uint32_t)resultSz);
1464         value = WriteBuffer(replyParcel, (const void *)result, (uint32_t)resultSz);
1465     } else {
1466         WriteUint32(replyParcel, sizeof(valZero));
1467         value = WriteBuffer(replyParcel, (const void *)(&valZero), sizeof(valZero));
1468     }
1469     if (!value) {
1470         return HC_FALSE;
1471     }
1472     LOGI("reply type %d, %s", type, (ret == HC_SUCCESS) ? "success" : "failed");
1473     return ret;
1474 }
1475 
DecodeIpcData(uintptr_t data,int32_t * type,uint8_t ** val,int32_t * valSz)1476 int32_t DecodeIpcData(uintptr_t data, int32_t *type, uint8_t **val, int32_t *valSz)
1477 {
1478     IpcIo *dataPtr = NULL;
1479 
1480     dataPtr = (IpcIo *)(data);
1481     if (dataPtr->bufferLeft <= 0) {
1482         return HC_SUCCESS;
1483     }
1484     ReadInt32(dataPtr, type);
1485     ReadUint32(dataPtr, (uint32_t *)valSz);
1486     *val = (uint8_t *)ReadBuffer(dataPtr, *valSz);
1487     return HC_SUCCESS;
1488 }
1489 
DecodeCallReply(uintptr_t callCtx,IpcDataInfo * replyCache,int32_t cacheNum)1490 void DecodeCallReply(uintptr_t callCtx, IpcDataInfo *replyCache, int32_t cacheNum)
1491 {
1492     int32_t i;
1493     int32_t ret;
1494     uint32_t replyLen;
1495 
1496     ProxyDevAuthData *dataCache = (ProxyDevAuthData *)(callCtx);
1497     ReadUint32(dataCache->reply, &replyLen);
1498     LOGI("to decode data length %u", replyLen);
1499     if (replyLen == 0) {
1500         return;
1501     }
1502 
1503     for (i = 0; i < cacheNum; i++) {
1504         ret = DecodeIpcData((uintptr_t)(dataCache->reply),
1505             &(replyCache[i].type), &(replyCache[i].val), &(replyCache[i].valSz));
1506         if (ret != HC_SUCCESS) {
1507             return;
1508         }
1509         LOGI("decode success, type %d", replyCache[i].type);
1510     }
1511     return;
1512 }
1513 
IsTypeForSettingPtr(int32_t type)1514 static bool IsTypeForSettingPtr(int32_t type)
1515 {
1516     int32_t typeList[] = {
1517         PARAM_TYPE_APPID, PARAM_TYPE_DEV_AUTH_CB, PARAM_TYPE_LISTERNER, PARAM_TYPE_CREATE_PARAMS,
1518         PARAM_TYPE_GROUPID, PARAM_TYPE_UDID, PARAM_TYPE_ADD_PARAMS, PARAM_TYPE_DEL_PARAMS,
1519         PARAM_TYPE_BIND, PARAM_TYPE_UNBIND, PARAM_TYPE_MGR_APPID, PARAM_TYPE_FRIEND_APPID,
1520         PARAM_TYPE_QUERY_PARAMS, PARAM_TYPE_COMM_DATA, PARAM_TYPE_REQ_CFM, PARAM_TYPE_SESS_KEY,
1521         PARAM_TYPE_REQ_INFO, PARAM_TYPE_GROUP_INFO, PARAM_TYPE_AUTH_PARAMS, PARAM_TYPE_REQ_JSON,
1522         PARAM_TYPE_PSEUDONYM_ID, PARAM_TYPE_INDEX_KEY
1523     };
1524     int32_t i;
1525     int32_t n = sizeof(typeList) / sizeof(typeList[0]);
1526     for (i = 0; i < n; i++) {
1527         if (typeList[i] == type) {
1528             return true;
1529         }
1530     }
1531     return false;
1532 }
1533 
IsTypeForCpyData(int32_t type)1534 static bool IsTypeForCpyData(int32_t type)
1535 {
1536     int32_t typeList[] = {
1537         PARAM_TYPE_REQID, PARAM_TYPE_GROUP_TYPE, PARAM_TYPE_OPCODE, PARAM_TYPE_ERRCODE, PARAM_TYPE_OS_ACCOUNT_ID
1538     };
1539     int32_t i;
1540     int32_t n = sizeof(typeList) / sizeof(typeList[0]);
1541     for (i = 0; i < n; i++) {
1542         if (typeList[i] == type) {
1543             return true;
1544         }
1545     }
1546     return false;
1547 }
1548 
GetIpcRequestParamByType(const IpcDataInfo * ipcParams,int32_t paramNum,int32_t type,uint8_t * paramCache,int32_t * cacheLen)1549 int32_t GetIpcRequestParamByType(const IpcDataInfo *ipcParams, int32_t paramNum,
1550     int32_t type, uint8_t *paramCache, int32_t *cacheLen)
1551 {
1552     int32_t i;
1553     int32_t ret = HC_ERR_IPC_BAD_MSG_TYPE;
1554     errno_t eno;
1555 
1556     for (i = 0; i < paramNum; i++) {
1557         if (ipcParams[i].type != type) {
1558             continue;
1559         }
1560         ret = HC_SUCCESS;
1561         if (IsTypeForSettingPtr(type)) {
1562             *(uint8_t **)paramCache = ipcParams[i].val;
1563             if (cacheLen != NULL) {
1564                 *cacheLen = ipcParams[i].valSz;
1565             }
1566             break;
1567         }
1568         if (IsTypeForCpyData(type)) {
1569             if ((ipcParams[i].val == NULL) || (ipcParams[i].valSz <= 0)) {
1570                 ret = HC_ERR_INVALID_PARAMS;
1571                 break;
1572             }
1573             eno = memcpy_s(paramCache, *cacheLen, ipcParams[i].val, ipcParams[i].valSz);
1574             if (eno != EOK) {
1575                 ret = HC_ERR_MEMORY_COPY;
1576             }
1577             *cacheLen = ipcParams[i].valSz;
1578             break;
1579         }
1580         if ((type == PARAM_TYPE_CB_OBJECT) && (*(uint32_t *)cacheLen >= sizeof(ipcParams[i].idx))) {
1581             *(int32_t *)paramCache = ipcParams[i].idx;
1582         }
1583         break;
1584     }
1585     LOGI("type %d, result 0x%x", type, ret);
1586     return ret;
1587 }
1588 
IsCallbackMethod(int32_t methodId)1589 bool IsCallbackMethod(int32_t methodId)
1590 {
1591     if ((methodId == IPC_CALL_ID_REG_CB) || (methodId == IPC_CALL_ID_REG_LISTENER) ||
1592         (methodId == IPC_CALL_ID_GA_PROC_DATA) || (methodId == IPC_CALL_ID_AUTH_DEVICE)) {
1593         return true;
1594     }
1595     return false;
1596 }
1597 
InitIpcDataCache(uint32_t buffSz)1598 IpcIo *InitIpcDataCache(uint32_t buffSz)
1599 {
1600     IpcIo *ioPtr = NULL;
1601     uint8_t *buf = NULL;
1602     uint32_t len;
1603 
1604     if (buffSz == 0) {
1605         LOGE("invalid param");
1606         return NULL;
1607     }
1608     len = sizeof(IpcIo) + buffSz;
1609     ioPtr = (IpcIo *)HcMalloc(len, 0);
1610     if (ioPtr == NULL) {
1611         LOGE("alloc memory failed");
1612         return NULL;
1613     }
1614     buf = (uint8_t *)ioPtr + sizeof(IpcIo);
1615     /* ipcio inited with 4 svc objects */
1616     IpcIoInit(ioPtr, (void *)buf, buffSz, 4);
1617     return ioPtr;
1618 }
1619 
GetIpcIoDataLength(const IpcIo * io)1620 int32_t GetIpcIoDataLength(const IpcIo *io)
1621 {
1622     uintptr_t beginPos;
1623     uintptr_t endPos;
1624 
1625     if (io == NULL) {
1626         return 0;
1627     }
1628     beginPos = (uintptr_t)(io->bufferBase + IpcIoBufferOffset());
1629     endPos = (uintptr_t)(io->bufferCur);
1630     return (endPos <= beginPos) ? 0 : (int32_t)(endPos - beginPos);
1631 }
1632 
ShowIpcSvcInfo(const SvcIdentity * svc)1633 void ShowIpcSvcInfo(const SvcIdentity *svc)
1634 {
1635     LOGI("svc information - handle(%u), token(%u), cookie(%u)",
1636         svc->handle, svc->token, svc->cookie);
1637 }
1638 
InitProxyAdapt(void)1639 int32_t InitProxyAdapt(void)
1640 {
1641     if (g_proxyInstance == NULL) {
1642         g_proxyInstance = (IClientProxy *)GetProxyInstance(DEV_AUTH_SERVICE_NAME);
1643         if (g_proxyInstance == NULL) {
1644             LOGE("get proxy instance failed");
1645             return HC_ERR_IPC_INIT;
1646         }
1647         LOGI("get proxy instance success");
1648     }
1649 
1650     if (!g_sdkCbStub.registered) {
1651         g_objectStub.func = CbStubOnRemoteRequest;
1652         g_objectStub.args = NULL;
1653         g_objectStub.isRemote = false;
1654         g_sdkCbStub.stubIdentity.handle = IPC_INVALID_HANDLE;
1655         g_sdkCbStub.stubIdentity.token = SERVICE_TYPE_ANONYMOUS;
1656         g_sdkCbStub.stubIdentity.cookie = (uintptr_t)&g_objectStub;
1657 
1658         ShowIpcSvcInfo(&(g_sdkCbStub.stubIdentity));
1659         LOGI("register ipc cb success");
1660         g_sdkCbStub.registered = true;
1661     }
1662     return HC_SUCCESS;
1663 }
1664 
UnInitProxyAdapt(void)1665 void UnInitProxyAdapt(void)
1666 {
1667     g_proxyInstance = NULL;
1668     g_sdkCbStub.registered = false;
1669     return;
1670 }
1671 
IpcIoBufferOffset(void)1672 int32_t IpcIoBufferOffset(void)
1673 {
1674     int8_t buf[64]; /* 64 buffer size */
1675     IpcIo ioCache;
1676 
1677     IpcIoInit(&ioCache, (void *)buf, sizeof(buf), 0);
1678     if (ioCache.bufferCur <= ioCache.bufferBase) {
1679         return 0;
1680     }
1681     return (int32_t)((uintptr_t)(ioCache.bufferCur) - (uintptr_t)(ioCache.bufferBase));
1682 }
1683 
1684 #ifdef __cplusplus
1685 }
1686 #endif
1687 
1688