1 /*
2 * Copyright (C) 2014 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17 #define __STDC_LIMIT_MACROS
18 #include <stdint.h>
19 #define RIL_SHLIB
20 #include "telephony/ril.h"
21 #include "RilSapSocket.h"
22 #include "pb_decode.h"
23 #include "pb_encode.h"
24 #undef LOG_TAG
25 #define LOG_TAG "RIL_UIM_SOCKET"
26 #include <utils/Log.h>
27 #include <arpa/inet.h>
28 #include <errno.h>
29 #include <sap_service.h>
30
31 static RilSapSocket::RilSapSocketList *head = NULL;
32
33 extern "C" void
34 RIL_requestTimedCallback (RIL_TimedCallback callback, void *param,
35 const struct timeval *relativeTime);
36
37 struct RIL_Env RilSapSocket::uimRilEnv = {
38 .OnRequestComplete = RilSapSocket::sOnRequestComplete,
39 .OnUnsolicitedResponse = RilSapSocket::sOnUnsolicitedResponse,
40 .RequestTimedCallback = RIL_requestTimedCallback
41 };
42
sOnRequestComplete(RIL_Token t,RIL_Errno e,void * response,size_t responselen)43 void RilSapSocket::sOnRequestComplete (RIL_Token t,
44 RIL_Errno e,
45 void *response,
46 size_t responselen) {
47 RilSapSocket *sap_socket;
48 SapSocketRequest *request = (SapSocketRequest*) t;
49
50 RLOGD("Socket id:%d", request->socketId);
51
52 sap_socket = getSocketById(request->socketId);
53
54 if (sap_socket) {
55 sap_socket->onRequestComplete(t,e,response,responselen);
56 } else {
57 RLOGE("Invalid socket id");
58 if (request->curr->payload) {
59 free(request->curr->payload);
60 }
61 free(request->curr);
62 free(request);
63 }
64 }
65
66 #if defined(ANDROID_MULTI_SIM)
sOnUnsolicitedResponse(int unsolResponse,const void * data,size_t datalen,RIL_SOCKET_ID socketId)67 void RilSapSocket::sOnUnsolicitedResponse(int unsolResponse,
68 const void *data,
69 size_t datalen,
70 RIL_SOCKET_ID socketId) {
71 RilSapSocket *sap_socket = getSocketById(socketId);
72 if (sap_socket) {
73 sap_socket->onUnsolicitedResponse(unsolResponse, (void *)data, datalen);
74 }
75 }
76 #else
sOnUnsolicitedResponse(int unsolResponse,const void * data,size_t datalen)77 void RilSapSocket::sOnUnsolicitedResponse(int unsolResponse,
78 const void *data,
79 size_t datalen) {
80 RilSapSocket *sap_socket = getSocketById(RIL_SOCKET_1);
81 if(sap_socket){
82 sap_socket->onUnsolicitedResponse(unsolResponse, (void *)data, datalen);
83 }
84 }
85 #endif
86
printList()87 void RilSapSocket::printList() {
88 RilSapSocketList *current = head;
89 RLOGD("Printing socket list");
90 while(NULL != current) {
91 RLOGD("SocketName:%s",current->socket->name);
92 RLOGD("Socket id:%d",current->socket->id);
93 current = current->next;
94 }
95 }
96
getSocketById(RIL_SOCKET_ID socketId)97 RilSapSocket *RilSapSocket::getSocketById(RIL_SOCKET_ID socketId) {
98 RilSapSocket *sap_socket;
99 RilSapSocketList *current = head;
100
101 RLOGD("Entered getSocketById");
102 printList();
103
104 while(NULL != current) {
105 if(socketId == current->socket->id) {
106 sap_socket = current->socket;
107 return sap_socket;
108 }
109 current = current->next;
110 }
111 return NULL;
112 }
113
initSapSocket(const char * socketName,RIL_RadioFunctions * uimFuncs)114 void RilSapSocket::initSapSocket(const char *socketName,
115 RIL_RadioFunctions *uimFuncs) {
116
117 if (strcmp(socketName, RIL1_SERVICE_NAME) == 0) {
118 if(!SocketExists(socketName)) {
119 addSocketToList(socketName, RIL_SOCKET_1, uimFuncs);
120 }
121 }
122
123 #if (SIM_COUNT >= 2)
124 if (strcmp(socketName, RIL2_SERVICE_NAME) == 0) {
125 if(!SocketExists(socketName)) {
126 addSocketToList(socketName, RIL_SOCKET_2, uimFuncs);
127 }
128 }
129 #endif
130
131 #if (SIM_COUNT >= 3)
132 if (strcmp(socketName, RIL3_SERVICE_NAME) == 0) {
133 if(!SocketExists(socketName)) {
134 addSocketToList(socketName, RIL_SOCKET_3, uimFuncs);
135 }
136 }
137 #endif
138
139 #if (SIM_COUNT >= 4)
140 if (strcmp(socketName, RIL4_SERVICE_NAME) == 0) {
141 if(!SocketExists(socketName)) {
142 addSocketToList(socketName, RIL_SOCKET_4, uimFuncs);
143 }
144 }
145 #endif
146 }
147
addSocketToList(const char * socketName,RIL_SOCKET_ID socketid,RIL_RadioFunctions * uimFuncs)148 void RilSapSocket::addSocketToList(const char *socketName, RIL_SOCKET_ID socketid,
149 RIL_RadioFunctions *uimFuncs) {
150 RilSapSocket* socket = NULL;
151 RilSapSocketList *current;
152
153 if(!SocketExists(socketName)) {
154 socket = new RilSapSocket(socketName, socketid, uimFuncs);
155 RilSapSocketList* listItem = (RilSapSocketList*)malloc(sizeof(RilSapSocketList));
156 if (!listItem) {
157 RLOGE("addSocketToList: OOM");
158 delete socket;
159 return;
160 }
161 listItem->socket = socket;
162 listItem->next = NULL;
163
164 RLOGD("Adding socket with id: %d", socket->id);
165
166 if(NULL == head) {
167 head = listItem;
168 head->next = NULL;
169 }
170 else {
171 current = head;
172 while(NULL != current->next) {
173 current = current->next;
174 }
175 current->next = listItem;
176 }
177 }
178 }
179
SocketExists(const char * socketName)180 bool RilSapSocket::SocketExists(const char *socketName) {
181 RilSapSocketList* current = head;
182
183 while(NULL != current) {
184 if(strcmp(current->socket->name, socketName) == 0) {
185 return true;
186 }
187 current = current->next;
188 }
189 return false;
190 }
191
RilSapSocket(const char * socketName,RIL_SOCKET_ID socketId,RIL_RadioFunctions * inputUimFuncs)192 RilSapSocket::RilSapSocket(const char *socketName,
193 RIL_SOCKET_ID socketId,
194 RIL_RadioFunctions *inputUimFuncs):
195 RilSocket(socketName, socketId) {
196 if (inputUimFuncs) {
197 uimFuncs = inputUimFuncs;
198 }
199 }
200
dispatchRequest(MsgHeader * req)201 void RilSapSocket::dispatchRequest(MsgHeader *req) {
202 // SapSocketRequest will be deallocated in onRequestComplete()
203 SapSocketRequest* currRequest=(SapSocketRequest*)malloc(sizeof(SapSocketRequest));
204 if (!currRequest) {
205 RLOGE("dispatchRequest: OOM");
206 // Free MsgHeader allocated in pushRecord()
207 free(req);
208 return;
209 }
210 currRequest->token = req->token;
211 currRequest->curr = req;
212 currRequest->p_next = NULL;
213 currRequest->socketId = id;
214
215 pendingResponseQueue.enqueue(currRequest);
216
217 if (uimFuncs) {
218 RLOGI("RilSapSocket::dispatchRequest [%d] > SAP REQUEST type: %d. id: %d. error: %d, \
219 token 0x%p",
220 req->token,
221 req->type,
222 req->id,
223 req->error,
224 currRequest );
225
226 #if defined(ANDROID_MULTI_SIM)
227 uimFuncs->onRequest(req->id, req->payload->bytes, req->payload->size, currRequest, id);
228 #else
229 uimFuncs->onRequest(req->id, req->payload->bytes, req->payload->size, currRequest);
230 #endif
231 }
232 }
233
onRequestComplete(RIL_Token t,RIL_Errno e,void * response,size_t response_len)234 void RilSapSocket::onRequestComplete(RIL_Token t, RIL_Errno e, void *response,
235 size_t response_len) {
236 SapSocketRequest* request= (SapSocketRequest*)t;
237 MsgHeader *hdr = request->curr;
238
239 MsgHeader rsp;
240 rsp.token = request->curr->token;
241 rsp.type = MsgType_RESPONSE;
242 rsp.id = request->curr->id;
243 rsp.error = (Error)e;
244 rsp.payload = (pb_bytes_array_t *)calloc(1, sizeof(pb_bytes_array_t) + response_len);
245 if (!rsp.payload) {
246 RLOGE("onRequestComplete: OOM");
247 } else {
248 if (response && response_len > 0) {
249 memcpy(rsp.payload->bytes, response, response_len);
250 rsp.payload->size = response_len;
251 } else {
252 rsp.payload->size = 0;
253 }
254
255 RLOGE("RilSapSocket::onRequestComplete: Token:%d, MessageId:%d ril token 0x%p",
256 hdr->token, hdr->id, t);
257
258 sap::processResponse(&rsp, this);
259 free(rsp.payload);
260 }
261
262 // Deallocate SapSocketRequest
263 if(!pendingResponseQueue.checkAndDequeue(hdr->id, hdr->token)) {
264 RLOGE("Token:%d, MessageId:%d", hdr->token, hdr->id);
265 RLOGE ("RilSapSocket::onRequestComplete: invalid Token or Message Id");
266 }
267
268 // Deallocate MsgHeader
269 free(hdr);
270 }
271
onUnsolicitedResponse(int unsolResponse,void * data,size_t datalen)272 void RilSapSocket::onUnsolicitedResponse(int unsolResponse, void *data, size_t datalen) {
273 if (data && datalen > 0) {
274 pb_bytes_array_t *payload = (pb_bytes_array_t *)calloc(1,
275 sizeof(pb_bytes_array_t) + datalen);
276 if (!payload) {
277 RLOGE("onUnsolicitedResponse: OOM");
278 return;
279 }
280 memcpy(payload->bytes, data, datalen);
281 payload->size = datalen;
282 MsgHeader rsp;
283 rsp.payload = payload;
284 rsp.type = MsgType_UNSOL_RESPONSE;
285 rsp.id = (MsgId)unsolResponse;
286 rsp.error = Error_RIL_E_SUCCESS;
287 sap::processUnsolResponse(&rsp, this);
288 free(payload);
289 }
290 }