1 /* //guest/hals/ril/ril.cpp
2 **
3 ** Copyright 2006, The Android Open Source Project
4 **
5 ** Licensed under the Apache License, Version 2.0 (the "License");
6 ** you may not use this file except in compliance with the License.
7 ** You may obtain a copy of the License at
8 **
9 **     http://www.apache.org/licenses/LICENSE-2.0
10 **
11 ** Unless required by applicable law or agreed to in writing, software
12 ** distributed under the License is distributed on an "AS IS" BASIS,
13 ** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 ** See the License for the specific language governing permissions and
15 ** limitations under the License.
16 */
17 
18 #define LOG_TAG "RILC"
19 
20 #include <hardware_legacy/power.h>
21 #include <guest/hals/ril/libril/ril.h>
22 #include <telephony/ril_cdma_sms.h>
23 #include <cutils/sockets.h>
24 #include <telephony/record_stream.h>
25 #include <utils/Log.h>
26 #include <utils/SystemClock.h>
27 #include <pthread.h>
28 #include <sys/types.h>
29 #include <sys/limits.h>
30 #include <sys/system_properties.h>
31 #include <pwd.h>
32 #include <stdio.h>
33 #include <stdlib.h>
34 #include <stdarg.h>
35 #include <string.h>
36 #include <unistd.h>
37 #include <fcntl.h>
38 #include <time.h>
39 #include <errno.h>
40 #include <assert.h>
41 #include <ctype.h>
42 #include <sys/un.h>
43 #include <assert.h>
44 #include <netinet/in.h>
45 #include <cutils/properties.h>
46 #include <RilSapSocket.h>
47 #include <guest/hals/ril/libril/ril_service.h>
48 #include <sap_service.h>
49 
50 extern "C" void
51 RIL_onRequestComplete(RIL_Token t, RIL_Errno e, void *response, size_t responselen);
52 
53 extern "C" void
54 RIL_onRequestAck(RIL_Token t);
55 namespace android {
56 
57 #define PHONE_PROCESS "radio"
58 #define BLUETOOTH_PROCESS "bluetooth"
59 
60 #define ANDROID_WAKE_LOCK_NAME "radio-interface"
61 
62 #define ANDROID_WAKE_LOCK_SECS 0
63 #define ANDROID_WAKE_LOCK_USECS 200000
64 
65 #define PROPERTY_RIL_IMPL "gsm.version.ril-impl"
66 
67 // match with constant in RIL.java
68 #define MAX_COMMAND_BYTES (8 * 1024)
69 
70 // Basically: memset buffers that the client library
71 // shouldn't be using anymore in an attempt to find
72 // memory usage issues sooner.
73 #define MEMSET_FREED 1
74 
75 #define NUM_ELEMS(a)     (sizeof (a) / sizeof (a)[0])
76 
77 /* Negative values for private RIL errno's */
78 #define RIL_ERRNO_INVALID_RESPONSE (-1)
79 #define RIL_ERRNO_NO_MEMORY (-12)
80 
81 // request, response, and unsolicited msg print macro
82 #define PRINTBUF_SIZE 8096
83 
84 enum WakeType {DONT_WAKE, WAKE_PARTIAL};
85 
86 typedef struct {
87     int requestNumber;
88     int (*responseFunction) (int slotId, int responseType, int token,
89             RIL_Errno e, void *response, size_t responselen);
90     WakeType wakeType;
91 } UnsolResponseInfo;
92 
93 typedef struct UserCallbackInfo {
94     RIL_TimedCallback p_callback;
95     void *userParam;
96     struct ril_event event;
97     struct UserCallbackInfo *p_next;
98 } UserCallbackInfo;
99 
100 extern "C" const char * failCauseToString(RIL_Errno);
101 extern "C" const char * callStateToString(RIL_CallState);
102 extern "C" const char * radioStateToString(RIL_RadioState);
103 extern "C" const char * rilSocketIdToString(RIL_SOCKET_ID socket_id);
104 
105 extern "C"
106 char ril_service_name_base[MAX_SERVICE_NAME_LENGTH] = RIL_SERVICE_NAME_BASE;
107 extern "C"
108 char ril_service_name[MAX_SERVICE_NAME_LENGTH] = RIL1_SERVICE_NAME;
109 /*******************************************************************/
110 
111 RIL_RadioFunctions s_callbacks = {0, NULL, NULL, NULL, NULL, NULL};
112 static int s_registerCalled = 0;
113 
114 static pthread_t s_tid_dispatch;
115 static int s_started = 0;
116 
117 static int s_fdWakeupRead;
118 static int s_fdWakeupWrite;
119 
120 int s_wakelock_count = 0;
121 
122 static struct ril_event s_wakeupfd_event;
123 
124 static pthread_mutex_t s_pendingRequestsMutex = PTHREAD_MUTEX_INITIALIZER;
125 static pthread_mutex_t s_wakeLockCountMutex = PTHREAD_MUTEX_INITIALIZER;
126 static RequestInfo *s_pendingRequests = NULL;
127 
128 #if (SIM_COUNT >= 2)
129 static pthread_mutex_t s_pendingRequestsMutex_socket2  = PTHREAD_MUTEX_INITIALIZER;
130 static RequestInfo *s_pendingRequests_socket2          = NULL;
131 #endif
132 
133 #if (SIM_COUNT >= 3)
134 static pthread_mutex_t s_pendingRequestsMutex_socket3  = PTHREAD_MUTEX_INITIALIZER;
135 static RequestInfo *s_pendingRequests_socket3          = NULL;
136 #endif
137 
138 #if (SIM_COUNT >= 4)
139 static pthread_mutex_t s_pendingRequestsMutex_socket4  = PTHREAD_MUTEX_INITIALIZER;
140 static RequestInfo *s_pendingRequests_socket4          = NULL;
141 #endif
142 
143 static const struct timeval TIMEVAL_WAKE_TIMEOUT = {ANDROID_WAKE_LOCK_SECS,ANDROID_WAKE_LOCK_USECS};
144 
145 
146 static pthread_mutex_t s_startupMutex = PTHREAD_MUTEX_INITIALIZER;
147 static pthread_cond_t s_startupCond = PTHREAD_COND_INITIALIZER;
148 
149 static UserCallbackInfo *s_last_wake_timeout_info = NULL;
150 
151 static void *s_lastNITZTimeData = NULL;
152 static size_t s_lastNITZTimeDataSize;
153 
154 #if RILC_LOG
155     static char printBuf[PRINTBUF_SIZE];
156 #endif
157 
158 /*******************************************************************/
159 static void grabPartialWakeLock();
160 void releaseWakeLock();
161 static void wakeTimeoutCallback(void *);
162 
163 #ifdef RIL_SHLIB
164 #if defined(ANDROID_MULTI_SIM)
165 extern "C" void RIL_onUnsolicitedResponse(int unsolResponse, const void *data,
166                                 size_t datalen, RIL_SOCKET_ID socket_id);
167 #else
168 extern "C" void RIL_onUnsolicitedResponse(int unsolResponse, const void *data,
169                                 size_t datalen);
170 #endif
171 #endif
172 
173 #if defined(ANDROID_MULTI_SIM)
174 #define RIL_UNSOL_RESPONSE(a, b, c, d) RIL_onUnsolicitedResponse((a), (b), (c), (d))
175 #else
176 #define RIL_UNSOL_RESPONSE(a, b, c, d) RIL_onUnsolicitedResponse((a), (b), (c))
177 #endif
178 
179 static UserCallbackInfo * internalRequestTimedCallback
180     (RIL_TimedCallback callback, void *param,
181         const struct timeval *relativeTime);
182 
183 /** Index == requestNumber */
184 static CommandInfo s_commands[] = {
185 #include "ril_commands.h"
186 };
187 
188 static UnsolResponseInfo s_unsolResponses[] = {
189 #include "ril_unsol_commands.h"
190 };
191 
RIL_getServiceName()192 char * RIL_getServiceName() {
193     return ril_service_name;
194 }
195 
196 RequestInfo *
addRequestToList(int serial,int slotId,int request)197 addRequestToList(int serial, int slotId, int request) {
198     RequestInfo *pRI;
199     int ret;
200     RIL_SOCKET_ID socket_id = (RIL_SOCKET_ID) slotId;
201     /* Hook for current context */
202     /* pendingRequestsMutextHook refer to &s_pendingRequestsMutex */
203     pthread_mutex_t* pendingRequestsMutexHook = &s_pendingRequestsMutex;
204     /* pendingRequestsHook refer to &s_pendingRequests */
205     RequestInfo**    pendingRequestsHook = &s_pendingRequests;
206 
207 #if (SIM_COUNT >= 2)
208     if (socket_id == RIL_SOCKET_2) {
209         pendingRequestsMutexHook = &s_pendingRequestsMutex_socket2;
210         pendingRequestsHook = &s_pendingRequests_socket2;
211     }
212 #if (SIM_COUNT >= 3)
213     else if (socket_id == RIL_SOCKET_3) {
214         pendingRequestsMutexHook = &s_pendingRequestsMutex_socket3;
215         pendingRequestsHook = &s_pendingRequests_socket3;
216     }
217 #endif
218 #if (SIM_COUNT >= 4)
219     else if (socket_id == RIL_SOCKET_4) {
220         pendingRequestsMutexHook = &s_pendingRequestsMutex_socket4;
221         pendingRequestsHook = &s_pendingRequests_socket4;
222     }
223 #endif
224 #endif
225 
226     pRI = (RequestInfo *)calloc(1, sizeof(RequestInfo));
227     if (pRI == NULL) {
228         RLOGE("Memory allocation failed for request %s", requestToString(request));
229         return NULL;
230     }
231 
232     pRI->token = serial;
233     pRI->pCI = &(s_commands[request]);
234     pRI->socket_id = socket_id;
235 
236     ret = pthread_mutex_lock(pendingRequestsMutexHook);
237     assert (ret == 0);
238 
239     pRI->p_next = *pendingRequestsHook;
240     *pendingRequestsHook = pRI;
241 
242     ret = pthread_mutex_unlock(pendingRequestsMutexHook);
243     assert (ret == 0);
244 
245     return pRI;
246 }
247 
triggerEvLoop()248 static void triggerEvLoop() {
249     int ret;
250     if (!pthread_equal(pthread_self(), s_tid_dispatch)) {
251         /* trigger event loop to wakeup. No reason to do this,
252          * if we're in the event loop thread */
253          do {
254             ret = write (s_fdWakeupWrite, " ", 1);
255          } while (ret < 0 && errno == EINTR);
256     }
257 }
258 
rilEventAddWakeup(struct ril_event * ev)259 static void rilEventAddWakeup(struct ril_event *ev) {
260     ril_event_add(ev);
261     triggerEvLoop();
262 }
263 
264 /**
265  * A write on the wakeup fd is done just to pop us out of select()
266  * We empty the buffer here and then ril_event will reset the timers on the
267  * way back down
268  */
processWakeupCallback(int fd,short flags,void * param)269 static void processWakeupCallback(int fd, short flags, void *param) {
270     char buff[16];
271     int ret;
272 
273     RLOGV("processWakeupCallback");
274 
275     /* empty our wakeup socket out */
276     do {
277         ret = read(s_fdWakeupRead, &buff, sizeof(buff));
278     } while (ret > 0 || (ret < 0 && errno == EINTR));
279 }
280 
resendLastNITZTimeData(RIL_SOCKET_ID socket_id)281 static void resendLastNITZTimeData(RIL_SOCKET_ID socket_id) {
282     if (s_lastNITZTimeData != NULL) {
283         int responseType = (s_callbacks.version >= 13)
284                            ? RESPONSE_UNSOLICITED_ACK_EXP
285                            : RESPONSE_UNSOLICITED;
286         // acquire read lock for the service before calling nitzTimeReceivedInd() since it reads
287         // nitzTimeReceived in ril_service
288         pthread_rwlock_t *radioServiceRwlockPtr = radio_1_6::getRadioServiceRwlock(
289                 (int) socket_id);
290         int rwlockRet = pthread_rwlock_rdlock(radioServiceRwlockPtr);
291         assert(rwlockRet == 0);
292 
293         int ret = radio_1_6::nitzTimeReceivedInd(
294             (int)socket_id, responseType, 0,
295             RIL_E_SUCCESS, s_lastNITZTimeData, s_lastNITZTimeDataSize);
296         if (ret == 0) {
297             free(s_lastNITZTimeData);
298             s_lastNITZTimeData = NULL;
299         }
300 
301         rwlockRet = pthread_rwlock_unlock(radioServiceRwlockPtr);
302         assert(rwlockRet == 0);
303     }
304 }
305 
onNewCommandConnect(RIL_SOCKET_ID socket_id)306 void onNewCommandConnect(RIL_SOCKET_ID socket_id) {
307     // Inform we are connected and the ril version
308     int rilVer = s_callbacks.version;
309     RIL_UNSOL_RESPONSE(RIL_UNSOL_RIL_CONNECTED,
310                                     &rilVer, sizeof(rilVer), socket_id);
311 
312     // implicit radio state changed
313     RIL_UNSOL_RESPONSE(RIL_UNSOL_RESPONSE_RADIO_STATE_CHANGED,
314                                     NULL, 0, socket_id);
315 
316     // Send last NITZ time data, in case it was missed
317     if (s_lastNITZTimeData != NULL) {
318         resendLastNITZTimeData(socket_id);
319     }
320 
321     // Get version string
322     if (s_callbacks.getVersion != NULL) {
323         const char *version;
324         version = s_callbacks.getVersion();
325         RLOGI("RIL Daemon version: %s\n", version);
326 
327         property_set(PROPERTY_RIL_IMPL, version);
328     } else {
329         RLOGI("RIL Daemon version: unavailable\n");
330         property_set(PROPERTY_RIL_IMPL, "unavailable");
331     }
332 
333 }
334 
userTimerCallback(int fd,short flags,void * param)335 static void userTimerCallback (int fd, short flags, void *param) {
336     UserCallbackInfo *p_info;
337 
338     p_info = (UserCallbackInfo *)param;
339 
340     p_info->p_callback(p_info->userParam);
341 
342 
343     // FIXME generalize this...there should be a cancel mechanism
344     if (s_last_wake_timeout_info != NULL && s_last_wake_timeout_info == p_info) {
345         s_last_wake_timeout_info = NULL;
346     }
347 
348     free(p_info);
349 }
350 
351 
352 static void *
eventLoop(void * param)353 eventLoop(void *param) {
354     int ret;
355     int filedes[2];
356 
357     ril_event_init();
358 
359     pthread_mutex_lock(&s_startupMutex);
360 
361     s_started = 1;
362     pthread_cond_broadcast(&s_startupCond);
363 
364     pthread_mutex_unlock(&s_startupMutex);
365 
366     ret = pipe(filedes);
367 
368     if (ret < 0) {
369         RLOGE("Error in pipe() errno:%d", errno);
370         return NULL;
371     }
372 
373     s_fdWakeupRead = filedes[0];
374     s_fdWakeupWrite = filedes[1];
375 
376     fcntl(s_fdWakeupRead, F_SETFL, O_NONBLOCK);
377 
378     ril_event_set (&s_wakeupfd_event, s_fdWakeupRead, true,
379                 processWakeupCallback, NULL);
380 
381     rilEventAddWakeup (&s_wakeupfd_event);
382 
383     // Only returns on error
384     ril_event_loop();
385     RLOGE ("error in event_loop_base errno:%d", errno);
386     // kill self to restart on error
387     kill(0, SIGKILL);
388 
389     return NULL;
390 }
391 
392 extern "C" void
RIL_startEventLoop(void)393 RIL_startEventLoop(void) {
394     /* spin up eventLoop thread and wait for it to get started */
395     s_started = 0;
396     pthread_mutex_lock(&s_startupMutex);
397 
398     pthread_attr_t attr;
399     pthread_attr_init(&attr);
400     pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_DETACHED);
401 
402     int result = pthread_create(&s_tid_dispatch, &attr, eventLoop, NULL);
403     if (result != 0) {
404         RLOGE("Failed to create dispatch thread: %s", strerror(result));
405         goto done;
406     }
407 
408     while (s_started == 0) {
409         pthread_cond_wait(&s_startupCond, &s_startupMutex);
410     }
411 
412 done:
413     pthread_mutex_unlock(&s_startupMutex);
414 }
415 
416 // Used for testing purpose only.
RIL_setcallbacks(const RIL_RadioFunctions * callbacks)417 extern "C" void RIL_setcallbacks (const RIL_RadioFunctions *callbacks) {
418     memcpy(&s_callbacks, callbacks, sizeof (RIL_RadioFunctions));
419 }
420 
421 extern "C" void
RIL_register(const RIL_RadioFunctions * callbacks)422 RIL_register (const RIL_RadioFunctions *callbacks) {
423     RLOGI("SIM_COUNT: %d", SIM_COUNT);
424 
425     if (callbacks == NULL) {
426         RLOGE("RIL_register: RIL_RadioFunctions * null");
427         return;
428     }
429     if (callbacks->version < RIL_VERSION_MIN) {
430         RLOGE("RIL_register: version %d is to old, min version is %d",
431              callbacks->version, RIL_VERSION_MIN);
432         return;
433     }
434 
435     RLOGD("RIL_register: Vsoc RIL version %d", callbacks->version);
436 
437     if (s_registerCalled > 0) {
438         RLOGE("RIL_register has been called more than once. "
439                 "Subsequent call ignored");
440         return;
441     }
442 
443     memcpy(&s_callbacks, callbacks, sizeof (RIL_RadioFunctions));
444 
445     s_registerCalled = 1;
446 
447     RLOGI("s_registerCalled flag set, %d", s_started);
448     // Little self-check
449 
450     for (int i = 0; i < (int)NUM_ELEMS(s_commands); i++) {
451         assert(i == s_commands[i].requestNumber);
452     }
453 
454     for (int i = 0; i < (int)NUM_ELEMS(s_unsolResponses); i++) {
455         assert(i + RIL_UNSOL_RESPONSE_BASE
456                 == s_unsolResponses[i].requestNumber);
457     }
458 
459     radio_1_6::registerService(&s_callbacks, s_commands);
460     RLOGI("RILHIDL called registerService");
461 
462 }
463 
464 extern "C" void
RIL_register_socket(const RIL_RadioFunctions * (* Init)(const struct RIL_Env *,int,char **),RIL_SOCKET_TYPE socketType,int argc,char ** argv)465 RIL_register_socket (const RIL_RadioFunctions *(*Init)(const struct RIL_Env *, int, char **),
466         RIL_SOCKET_TYPE socketType, int argc, char **argv) {
467 
468     const RIL_RadioFunctions* UimFuncs = NULL;
469 
470     if(Init) {
471         UimFuncs = Init(&RilSapSocket::uimRilEnv, argc, argv);
472 
473         switch(socketType) {
474             case RIL_SAP_SOCKET:
475                 RilSapSocket::initSapSocket(RIL1_SERVICE_NAME, UimFuncs);
476 
477 #if (SIM_COUNT >= 2)
478                 RilSapSocket::initSapSocket(RIL2_SERVICE_NAME, UimFuncs);
479 #endif
480 
481 #if (SIM_COUNT >= 3)
482                 RilSapSocket::initSapSocket(RIL3_SERVICE_NAME, UimFuncs);
483 #endif
484 
485 #if (SIM_COUNT >= 4)
486                 RilSapSocket::initSapSocket(RIL4_SERVICE_NAME, UimFuncs);
487 #endif
488                 break;
489             default:;
490         }
491 
492         RLOGI("RIL_register_socket: calling registerService");
493         sap::registerService(UimFuncs);
494     }
495 }
496 
497 // Check and remove RequestInfo if its a response and not just ack sent back
498 static int
checkAndDequeueRequestInfoIfAck(struct RequestInfo * pRI,bool isAck)499 checkAndDequeueRequestInfoIfAck(struct RequestInfo *pRI, bool isAck) {
500     int ret = 0;
501     /* Hook for current context
502        pendingRequestsMutextHook refer to &s_pendingRequestsMutex */
503     pthread_mutex_t* pendingRequestsMutexHook = &s_pendingRequestsMutex;
504     /* pendingRequestsHook refer to &s_pendingRequests */
505     RequestInfo ** pendingRequestsHook = &s_pendingRequests;
506 
507     if (pRI == NULL) {
508         return 0;
509     }
510 
511 #if (SIM_COUNT >= 2)
512     if (pRI->socket_id == RIL_SOCKET_2) {
513         pendingRequestsMutexHook = &s_pendingRequestsMutex_socket2;
514         pendingRequestsHook = &s_pendingRequests_socket2;
515     }
516 #if (SIM_COUNT >= 3)
517         if (pRI->socket_id == RIL_SOCKET_3) {
518             pendingRequestsMutexHook = &s_pendingRequestsMutex_socket3;
519             pendingRequestsHook = &s_pendingRequests_socket3;
520         }
521 #endif
522 #if (SIM_COUNT >= 4)
523     if (pRI->socket_id == RIL_SOCKET_4) {
524         pendingRequestsMutexHook = &s_pendingRequestsMutex_socket4;
525         pendingRequestsHook = &s_pendingRequests_socket4;
526     }
527 #endif
528 #endif
529     pthread_mutex_lock(pendingRequestsMutexHook);
530 
531     for(RequestInfo **ppCur = pendingRequestsHook
532         ; *ppCur != NULL
533         ; ppCur = &((*ppCur)->p_next)
534     ) {
535         if (pRI == *ppCur) {
536             ret = 1;
537             if (isAck) { // Async ack
538                 if (pRI->wasAckSent == 1) {
539                     RLOGD("Ack was already sent for %s", requestToString(pRI->pCI->requestNumber));
540                 } else {
541                     pRI->wasAckSent = 1;
542                 }
543             } else {
544                 *ppCur = (*ppCur)->p_next;
545             }
546             break;
547         }
548     }
549 
550     pthread_mutex_unlock(pendingRequestsMutexHook);
551 
552     return ret;
553 }
554 
555 extern "C" void
RIL_onRequestAck(RIL_Token t)556 RIL_onRequestAck(RIL_Token t) {
557     RequestInfo *pRI;
558 
559     RIL_SOCKET_ID socket_id = RIL_SOCKET_1;
560 
561     pRI = (RequestInfo *)t;
562 
563     if (!checkAndDequeueRequestInfoIfAck(pRI, true)) {
564         RLOGE ("RIL_onRequestAck: invalid RIL_Token");
565         return;
566     }
567 
568     socket_id = pRI->socket_id;
569 
570 #if VDBG
571     RLOGD("Request Ack, %s", rilSocketIdToString(socket_id));
572 #endif
573 
574     appendPrintBuf("Ack [%04d]< %s", pRI->token, requestToString(pRI->pCI->requestNumber));
575 
576     if (pRI->cancelled == 0) {
577         pthread_rwlock_t *radioServiceRwlockPtr = radio_1_6::getRadioServiceRwlock(
578                 (int) socket_id);
579         int rwlockRet = pthread_rwlock_rdlock(radioServiceRwlockPtr);
580         assert(rwlockRet == 0);
581 
582         radio_1_6::acknowledgeRequest((int) socket_id, pRI->token);
583 
584         rwlockRet = pthread_rwlock_unlock(radioServiceRwlockPtr);
585         assert(rwlockRet == 0);
586     }
587 }
588 extern "C" void
RIL_onRequestComplete(RIL_Token t,RIL_Errno e,void * response,size_t responselen)589 RIL_onRequestComplete(RIL_Token t, RIL_Errno e, void *response, size_t responselen) {
590     RequestInfo *pRI;
591     int ret;
592     RIL_SOCKET_ID socket_id = RIL_SOCKET_1;
593 
594     pRI = (RequestInfo *)t;
595 
596     if (!checkAndDequeueRequestInfoIfAck(pRI, false)) {
597         RLOGE ("RIL_onRequestComplete: invalid RIL_Token");
598         return;
599     }
600 
601     socket_id = pRI->socket_id;
602 
603 #if VDBG
604     RLOGD("RequestComplete, %s", rilSocketIdToString(socket_id));
605 #endif
606 
607     if (pRI->local > 0) {
608         // Locally issued command...void only!
609         // response does not go back up the command socket
610         RLOGD("C[locl]< %s", requestToString(pRI->pCI->requestNumber));
611 
612         free(pRI);
613         return;
614     }
615 
616     appendPrintBuf("[%04d]< %s",
617         pRI->token, requestToString(pRI->pCI->requestNumber));
618 
619     if (pRI->cancelled == 0) {
620         int responseType;
621         if (s_callbacks.version >= 13 && pRI->wasAckSent == 1) {
622             // If ack was already sent, then this call is an asynchronous response. So we need to
623             // send id indicating that we expect an ack from RIL.java as we acquire wakelock here.
624             responseType = RESPONSE_SOLICITED_ACK_EXP;
625             grabPartialWakeLock();
626         } else {
627             responseType = RESPONSE_SOLICITED;
628         }
629 
630         // there is a response payload, no matter success or not.
631 #if VDBG
632         RLOGE ("Calling responseFunction() for token %d", pRI->token);
633 #endif
634 
635         pthread_rwlock_t *radioServiceRwlockPtr = radio_1_6::getRadioServiceRwlock((int) socket_id);
636         int rwlockRet = pthread_rwlock_rdlock(radioServiceRwlockPtr);
637         assert(rwlockRet == 0);
638 
639         ret = pRI->pCI->responseFunction((int) socket_id,
640                 responseType, pRI->token, e, response, responselen);
641 
642         rwlockRet = pthread_rwlock_unlock(radioServiceRwlockPtr);
643         assert(rwlockRet == 0);
644     }
645     free(pRI);
646 }
647 
648 static void
grabPartialWakeLock()649 grabPartialWakeLock() {
650     if (s_callbacks.version >= 13) {
651         int ret;
652         ret = pthread_mutex_lock(&s_wakeLockCountMutex);
653         assert(ret == 0);
654         acquire_wake_lock(PARTIAL_WAKE_LOCK, ANDROID_WAKE_LOCK_NAME);
655 
656         UserCallbackInfo *p_info =
657                 internalRequestTimedCallback(wakeTimeoutCallback, NULL, &TIMEVAL_WAKE_TIMEOUT);
658         if (p_info == NULL) {
659             release_wake_lock(ANDROID_WAKE_LOCK_NAME);
660         } else {
661             s_wakelock_count++;
662             if (s_last_wake_timeout_info != NULL) {
663                 s_last_wake_timeout_info->userParam = (void *)1;
664             }
665             s_last_wake_timeout_info = p_info;
666         }
667         ret = pthread_mutex_unlock(&s_wakeLockCountMutex);
668         assert(ret == 0);
669     } else {
670         acquire_wake_lock(PARTIAL_WAKE_LOCK, ANDROID_WAKE_LOCK_NAME);
671     }
672 }
673 
674 void
releaseWakeLock()675 releaseWakeLock() {
676     if (s_callbacks.version >= 13) {
677         int ret;
678         ret = pthread_mutex_lock(&s_wakeLockCountMutex);
679         assert(ret == 0);
680 
681         if (s_wakelock_count > 1) {
682             s_wakelock_count--;
683         } else {
684             s_wakelock_count = 0;
685             release_wake_lock(ANDROID_WAKE_LOCK_NAME);
686             if (s_last_wake_timeout_info != NULL) {
687                 s_last_wake_timeout_info->userParam = (void *)1;
688             }
689         }
690 
691         ret = pthread_mutex_unlock(&s_wakeLockCountMutex);
692         assert(ret == 0);
693     } else {
694         release_wake_lock(ANDROID_WAKE_LOCK_NAME);
695     }
696 }
697 
698 /**
699  * Timer callback to put us back to sleep before the default timeout
700  */
701 static void
wakeTimeoutCallback(void * param)702 wakeTimeoutCallback (void *param) {
703     // We're using "param != NULL" as a cancellation mechanism
704     if (s_callbacks.version >= 13) {
705         if (param == NULL) {
706             int ret;
707             ret = pthread_mutex_lock(&s_wakeLockCountMutex);
708             assert(ret == 0);
709             s_wakelock_count = 0;
710             release_wake_lock(ANDROID_WAKE_LOCK_NAME);
711             ret = pthread_mutex_unlock(&s_wakeLockCountMutex);
712             assert(ret == 0);
713         }
714     } else {
715         if (param == NULL) {
716             releaseWakeLock();
717         }
718     }
719 }
720 
721 #if defined(ANDROID_MULTI_SIM)
722 extern "C"
RIL_onUnsolicitedResponse(int unsolResponse,const void * data,size_t datalen,RIL_SOCKET_ID socket_id)723 void RIL_onUnsolicitedResponse(int unsolResponse, const void *data,
724                                 size_t datalen, RIL_SOCKET_ID socket_id)
725 #else
726 extern "C"
727 void RIL_onUnsolicitedResponse(int unsolResponse, const void *data,
728                                 size_t datalen)
729 #endif
730 {
731     int unsolResponseIndex;
732     int ret;
733     bool shouldScheduleTimeout = false;
734     RIL_SOCKET_ID soc_id = RIL_SOCKET_1;
735 
736 #if defined(ANDROID_MULTI_SIM)
737     soc_id = socket_id;
738 #endif
739 
740 
741     if (s_registerCalled == 0) {
742         // Ignore RIL_onUnsolicitedResponse before RIL_register
743         RLOGW("RIL_onUnsolicitedResponse called before RIL_register");
744         return;
745     }
746 
747     unsolResponseIndex = unsolResponse - RIL_UNSOL_RESPONSE_BASE;
748 
749     if ((unsolResponseIndex < 0)
750         || (unsolResponseIndex >= (int32_t)NUM_ELEMS(s_unsolResponses))) {
751         RLOGE("unsupported unsolicited response code %d", unsolResponse);
752         return;
753     }
754 
755     // Grab a wake lock if needed for this reponse,
756     // as we exit we'll either release it immediately
757     // or set a timer to release it later.
758     switch (s_unsolResponses[unsolResponseIndex].wakeType) {
759         case WAKE_PARTIAL:
760             grabPartialWakeLock();
761             shouldScheduleTimeout = true;
762         break;
763 
764         case DONT_WAKE:
765         default:
766             // No wake lock is grabed so don't set timeout
767             shouldScheduleTimeout = false;
768             break;
769     }
770 
771     appendPrintBuf("[UNSL]< %s", requestToString(unsolResponse));
772 
773     int responseType;
774     if (s_callbacks.version >= 13
775                 && s_unsolResponses[unsolResponseIndex].wakeType == WAKE_PARTIAL) {
776         responseType = RESPONSE_UNSOLICITED_ACK_EXP;
777     } else {
778         responseType = RESPONSE_UNSOLICITED;
779     }
780 
781     pthread_rwlock_t *radioServiceRwlockPtr = radio_1_6::getRadioServiceRwlock((int) soc_id);
782     int rwlockRet;
783 
784     if (unsolResponse == RIL_UNSOL_NITZ_TIME_RECEIVED) {
785         // get a write lock in caes of NITZ since setNitzTimeReceived() is called
786         rwlockRet = pthread_rwlock_wrlock(radioServiceRwlockPtr);
787         assert(rwlockRet == 0);
788         radio_1_6::setNitzTimeReceived((int) soc_id, android::elapsedRealtime());
789     } else {
790         rwlockRet = pthread_rwlock_rdlock(radioServiceRwlockPtr);
791         assert(rwlockRet == 0);
792     }
793 
794     if (s_unsolResponses[unsolResponseIndex].responseFunction) {
795         RLOGD("calling UNSOLICITED responseFunction for index %d", unsolResponseIndex);
796         ret = s_unsolResponses[unsolResponseIndex].responseFunction(
797                 (int) soc_id, responseType, 0, RIL_E_SUCCESS, const_cast<void*>(data),
798                 datalen);
799     } else {
800         RLOGW("No call responseFunction defined for UNSOLICITED");
801     }
802 
803     rwlockRet = pthread_rwlock_unlock(radioServiceRwlockPtr);
804     assert(rwlockRet == 0);
805 
806     if (s_callbacks.version < 13) {
807         if (shouldScheduleTimeout) {
808             UserCallbackInfo *p_info = internalRequestTimedCallback(wakeTimeoutCallback, NULL,
809                     &TIMEVAL_WAKE_TIMEOUT);
810 
811             if (p_info == NULL) {
812                 goto error_exit;
813             } else {
814                 // Cancel the previous request
815                 if (s_last_wake_timeout_info != NULL) {
816                     s_last_wake_timeout_info->userParam = (void *)1;
817                 }
818                 s_last_wake_timeout_info = p_info;
819             }
820         }
821     }
822 
823 #if VDBG
824     RLOGI("%s UNSOLICITED: %s length:%zu", rilSocketIdToString(soc_id),
825             requestToString(unsolResponse), datalen);
826 #endif
827 
828     if (ret != 0 && unsolResponse == RIL_UNSOL_NITZ_TIME_RECEIVED) {
829         // Unfortunately, NITZ time is not poll/update like everything
830         // else in the system. So, if the upstream client isn't connected,
831         // keep a copy of the last NITZ response (with receive time noted
832         // above) around so we can deliver it when it is connected
833 
834         if (s_lastNITZTimeData != NULL) {
835             free(s_lastNITZTimeData);
836             s_lastNITZTimeData = NULL;
837         }
838 
839         s_lastNITZTimeData = calloc(datalen, 1);
840         if (s_lastNITZTimeData == NULL) {
841             RLOGE("Memory allocation failed in RIL_onUnsolicitedResponse");
842             goto error_exit;
843         }
844         s_lastNITZTimeDataSize = datalen;
845         memcpy(s_lastNITZTimeData, data, datalen);
846     }
847 
848     // Normal exit
849     return;
850 
851 error_exit:
852     if (shouldScheduleTimeout) {
853         releaseWakeLock();
854     }
855 }
856 
857 /** FIXME generalize this if you track UserCAllbackInfo, clear it
858     when the callback occurs
859 */
860 static UserCallbackInfo *
internalRequestTimedCallback(RIL_TimedCallback callback,void * param,const struct timeval * relativeTime)861 internalRequestTimedCallback (RIL_TimedCallback callback, void *param,
862                                 const struct timeval *relativeTime)
863 {
864     struct timeval myRelativeTime;
865     UserCallbackInfo *p_info;
866 
867     p_info = (UserCallbackInfo *) calloc(1, sizeof(UserCallbackInfo));
868     if (p_info == NULL) {
869         RLOGE("Memory allocation failed in internalRequestTimedCallback");
870         return p_info;
871 
872     }
873 
874     p_info->p_callback = callback;
875     p_info->userParam = param;
876 
877     if (relativeTime == NULL) {
878         /* treat null parameter as a 0 relative time */
879         memset (&myRelativeTime, 0, sizeof(myRelativeTime));
880     } else {
881         /* FIXME I think event_add's tv param is really const anyway */
882         memcpy (&myRelativeTime, relativeTime, sizeof(myRelativeTime));
883     }
884 
885     ril_event_set(&(p_info->event), -1, false, userTimerCallback, p_info);
886 
887     ril_timer_add(&(p_info->event), &myRelativeTime);
888 
889     triggerEvLoop();
890     return p_info;
891 }
892 
893 
894 extern "C" void
RIL_requestTimedCallback(RIL_TimedCallback callback,void * param,const struct timeval * relativeTime)895 RIL_requestTimedCallback (RIL_TimedCallback callback, void *param,
896                                 const struct timeval *relativeTime) {
897     internalRequestTimedCallback (callback, param, relativeTime);
898 }
899 
900 const char *
failCauseToString(RIL_Errno e)901 failCauseToString(RIL_Errno e) {
902     switch(e) {
903         case RIL_E_SUCCESS: return "E_SUCCESS";
904         case RIL_E_RADIO_NOT_AVAILABLE: return "E_RADIO_NOT_AVAILABLE";
905         case RIL_E_GENERIC_FAILURE: return "E_GENERIC_FAILURE";
906         case RIL_E_PASSWORD_INCORRECT: return "E_PASSWORD_INCORRECT";
907         case RIL_E_SIM_PIN2: return "E_SIM_PIN2";
908         case RIL_E_SIM_PUK2: return "E_SIM_PUK2";
909         case RIL_E_REQUEST_NOT_SUPPORTED: return "E_REQUEST_NOT_SUPPORTED";
910         case RIL_E_CANCELLED: return "E_CANCELLED";
911         case RIL_E_OP_NOT_ALLOWED_DURING_VOICE_CALL: return "E_OP_NOT_ALLOWED_DURING_VOICE_CALL";
912         case RIL_E_OP_NOT_ALLOWED_BEFORE_REG_TO_NW: return "E_OP_NOT_ALLOWED_BEFORE_REG_TO_NW";
913         case RIL_E_SMS_SEND_FAIL_RETRY: return "E_SMS_SEND_FAIL_RETRY";
914         case RIL_E_SIM_ABSENT:return "E_SIM_ABSENT";
915         case RIL_E_ILLEGAL_SIM_OR_ME:return "E_ILLEGAL_SIM_OR_ME";
916 #ifdef FEATURE_MULTIMODE_ANDROID
917         case RIL_E_SUBSCRIPTION_NOT_AVAILABLE:return "E_SUBSCRIPTION_NOT_AVAILABLE";
918         case RIL_E_MODE_NOT_SUPPORTED:return "E_MODE_NOT_SUPPORTED";
919 #endif
920         case RIL_E_FDN_CHECK_FAILURE: return "E_FDN_CHECK_FAILURE";
921         case RIL_E_MISSING_RESOURCE: return "E_MISSING_RESOURCE";
922         case RIL_E_NO_SUCH_ELEMENT: return "E_NO_SUCH_ELEMENT";
923         case RIL_E_DIAL_MODIFIED_TO_USSD: return "E_DIAL_MODIFIED_TO_USSD";
924         case RIL_E_DIAL_MODIFIED_TO_SS: return "E_DIAL_MODIFIED_TO_SS";
925         case RIL_E_DIAL_MODIFIED_TO_DIAL: return "E_DIAL_MODIFIED_TO_DIAL";
926         case RIL_E_USSD_MODIFIED_TO_DIAL: return "E_USSD_MODIFIED_TO_DIAL";
927         case RIL_E_USSD_MODIFIED_TO_SS: return "E_USSD_MODIFIED_TO_SS";
928         case RIL_E_USSD_MODIFIED_TO_USSD: return "E_USSD_MODIFIED_TO_USSD";
929         case RIL_E_SS_MODIFIED_TO_DIAL: return "E_SS_MODIFIED_TO_DIAL";
930         case RIL_E_SS_MODIFIED_TO_USSD: return "E_SS_MODIFIED_TO_USSD";
931         case RIL_E_SUBSCRIPTION_NOT_SUPPORTED: return "E_SUBSCRIPTION_NOT_SUPPORTED";
932         case RIL_E_SS_MODIFIED_TO_SS: return "E_SS_MODIFIED_TO_SS";
933         case RIL_E_LCE_NOT_SUPPORTED: return "E_LCE_NOT_SUPPORTED";
934         case RIL_E_NO_MEMORY: return "E_NO_MEMORY";
935         case RIL_E_INTERNAL_ERR: return "E_INTERNAL_ERR";
936         case RIL_E_SYSTEM_ERR: return "E_SYSTEM_ERR";
937         case RIL_E_MODEM_ERR: return "E_MODEM_ERR";
938         case RIL_E_INVALID_STATE: return "E_INVALID_STATE";
939         case RIL_E_NO_RESOURCES: return "E_NO_RESOURCES";
940         case RIL_E_SIM_ERR: return "E_SIM_ERR";
941         case RIL_E_INVALID_ARGUMENTS: return "E_INVALID_ARGUMENTS";
942         case RIL_E_INVALID_SIM_STATE: return "E_INVALID_SIM_STATE";
943         case RIL_E_INVALID_MODEM_STATE: return "E_INVALID_MODEM_STATE";
944         case RIL_E_INVALID_CALL_ID: return "E_INVALID_CALL_ID";
945         case RIL_E_NO_SMS_TO_ACK: return "E_NO_SMS_TO_ACK";
946         case RIL_E_NETWORK_ERR: return "E_NETWORK_ERR";
947         case RIL_E_REQUEST_RATE_LIMITED: return "E_REQUEST_RATE_LIMITED";
948         case RIL_E_SIM_BUSY: return "E_SIM_BUSY";
949         case RIL_E_SIM_FULL: return "E_SIM_FULL";
950         case RIL_E_NETWORK_REJECT: return "E_NETWORK_REJECT";
951         case RIL_E_OPERATION_NOT_ALLOWED: return "E_OPERATION_NOT_ALLOWED";
952         case RIL_E_EMPTY_RECORD: return "E_EMPTY_RECORD";
953         case RIL_E_INVALID_SMS_FORMAT: return "E_INVALID_SMS_FORMAT";
954         case RIL_E_ENCODING_ERR: return "E_ENCODING_ERR";
955         case RIL_E_INVALID_SMSC_ADDRESS: return "E_INVALID_SMSC_ADDRESS";
956         case RIL_E_NO_SUCH_ENTRY: return "E_NO_SUCH_ENTRY";
957         case RIL_E_NETWORK_NOT_READY: return "E_NETWORK_NOT_READY";
958         case RIL_E_NOT_PROVISIONED: return "E_NOT_PROVISIONED";
959         case RIL_E_NO_SUBSCRIPTION: return "E_NO_SUBSCRIPTION";
960         case RIL_E_NO_NETWORK_FOUND: return "E_NO_NETWORK_FOUND";
961         case RIL_E_DEVICE_IN_USE: return "E_DEVICE_IN_USE";
962         case RIL_E_ABORTED: return "E_ABORTED";
963         case RIL_E_INVALID_RESPONSE: return "INVALID_RESPONSE";
964         case RIL_E_OEM_ERROR_1: return "E_OEM_ERROR_1";
965         case RIL_E_OEM_ERROR_2: return "E_OEM_ERROR_2";
966         case RIL_E_OEM_ERROR_3: return "E_OEM_ERROR_3";
967         case RIL_E_OEM_ERROR_4: return "E_OEM_ERROR_4";
968         case RIL_E_OEM_ERROR_5: return "E_OEM_ERROR_5";
969         case RIL_E_OEM_ERROR_6: return "E_OEM_ERROR_6";
970         case RIL_E_OEM_ERROR_7: return "E_OEM_ERROR_7";
971         case RIL_E_OEM_ERROR_8: return "E_OEM_ERROR_8";
972         case RIL_E_OEM_ERROR_9: return "E_OEM_ERROR_9";
973         case RIL_E_OEM_ERROR_10: return "E_OEM_ERROR_10";
974         case RIL_E_OEM_ERROR_11: return "E_OEM_ERROR_11";
975         case RIL_E_OEM_ERROR_12: return "E_OEM_ERROR_12";
976         case RIL_E_OEM_ERROR_13: return "E_OEM_ERROR_13";
977         case RIL_E_OEM_ERROR_14: return "E_OEM_ERROR_14";
978         case RIL_E_OEM_ERROR_15: return "E_OEM_ERROR_15";
979         case RIL_E_OEM_ERROR_16: return "E_OEM_ERROR_16";
980         case RIL_E_OEM_ERROR_17: return "E_OEM_ERROR_17";
981         case RIL_E_OEM_ERROR_18: return "E_OEM_ERROR_18";
982         case RIL_E_OEM_ERROR_19: return "E_OEM_ERROR_19";
983         case RIL_E_OEM_ERROR_20: return "E_OEM_ERROR_20";
984         case RIL_E_OEM_ERROR_21: return "E_OEM_ERROR_21";
985         case RIL_E_OEM_ERROR_22: return "E_OEM_ERROR_22";
986         case RIL_E_OEM_ERROR_23: return "E_OEM_ERROR_23";
987         case RIL_E_OEM_ERROR_24: return "E_OEM_ERROR_24";
988         case RIL_E_OEM_ERROR_25: return "E_OEM_ERROR_25";
989         default: return "<unknown error>";
990     }
991 }
992 
993 const char *
radioStateToString(RIL_RadioState s)994 radioStateToString(RIL_RadioState s) {
995     switch(s) {
996         case RADIO_STATE_OFF: return "RADIO_OFF";
997         case RADIO_STATE_UNAVAILABLE: return "RADIO_UNAVAILABLE";
998         case RADIO_STATE_ON:return"RADIO_ON";
999         default: return "<unknown state>";
1000     }
1001 }
1002 
1003 const char *
callStateToString(RIL_CallState s)1004 callStateToString(RIL_CallState s) {
1005     switch(s) {
1006         case RIL_CALL_ACTIVE : return "ACTIVE";
1007         case RIL_CALL_HOLDING: return "HOLDING";
1008         case RIL_CALL_DIALING: return "DIALING";
1009         case RIL_CALL_ALERTING: return "ALERTING";
1010         case RIL_CALL_INCOMING: return "INCOMING";
1011         case RIL_CALL_WAITING: return "WAITING";
1012         default: return "<unknown state>";
1013     }
1014 }
1015 
1016 const char *
requestToString(int request)1017 requestToString(int request) {
1018 /*
1019  cat guest/hals/ril/libril/ril_commands.h \
1020  | egrep "^ *{RIL_" \
1021  | sed -re 's/\{RIL_([^,]+),[^,]+,([^}]+).+/case RIL_\1: return "\1";/'
1022 
1023 
1024  cat guest/hals/ril/libril/ril_unsol_commands.h \
1025  | egrep "^ *{RIL_" \
1026  | sed -re 's/\{RIL_([^,]+),([^}]+).+/case RIL_\1: return "\1";/'
1027 
1028 */
1029     switch(request) {
1030         case RIL_REQUEST_GET_SIM_STATUS: return "GET_SIM_STATUS";
1031         case RIL_REQUEST_ENTER_SIM_PIN: return "ENTER_SIM_PIN";
1032         case RIL_REQUEST_ENTER_SIM_PUK: return "ENTER_SIM_PUK";
1033         case RIL_REQUEST_ENTER_SIM_PIN2: return "ENTER_SIM_PIN2";
1034         case RIL_REQUEST_ENTER_SIM_PUK2: return "ENTER_SIM_PUK2";
1035         case RIL_REQUEST_CHANGE_SIM_PIN: return "CHANGE_SIM_PIN";
1036         case RIL_REQUEST_CHANGE_SIM_PIN2: return "CHANGE_SIM_PIN2";
1037         case RIL_REQUEST_ENTER_NETWORK_DEPERSONALIZATION: return "ENTER_NETWORK_DEPERSONALIZATION";
1038         case RIL_REQUEST_GET_CURRENT_CALLS: return "GET_CURRENT_CALLS";
1039         case RIL_REQUEST_DIAL: return "DIAL";
1040         case RIL_REQUEST_GET_IMSI: return "GET_IMSI";
1041         case RIL_REQUEST_HANGUP: return "HANGUP";
1042         case RIL_REQUEST_HANGUP_WAITING_OR_BACKGROUND: return "HANGUP_WAITING_OR_BACKGROUND";
1043         case RIL_REQUEST_HANGUP_FOREGROUND_RESUME_BACKGROUND: return "HANGUP_FOREGROUND_RESUME_BACKGROUND";
1044         case RIL_REQUEST_SWITCH_WAITING_OR_HOLDING_AND_ACTIVE: return "SWITCH_WAITING_OR_HOLDING_AND_ACTIVE";
1045         case RIL_REQUEST_CONFERENCE: return "CONFERENCE";
1046         case RIL_REQUEST_UDUB: return "UDUB";
1047         case RIL_REQUEST_LAST_CALL_FAIL_CAUSE: return "LAST_CALL_FAIL_CAUSE";
1048         case RIL_REQUEST_SIGNAL_STRENGTH: return "SIGNAL_STRENGTH";
1049         case RIL_REQUEST_VOICE_REGISTRATION_STATE: return "VOICE_REGISTRATION_STATE";
1050         case RIL_REQUEST_DATA_REGISTRATION_STATE: return "DATA_REGISTRATION_STATE";
1051         case RIL_REQUEST_OPERATOR: return "OPERATOR";
1052         case RIL_REQUEST_RADIO_POWER: return "RADIO_POWER";
1053         case RIL_REQUEST_DTMF: return "DTMF";
1054         case RIL_REQUEST_SEND_SMS: return "SEND_SMS";
1055         case RIL_REQUEST_SEND_SMS_EXPECT_MORE: return "SEND_SMS_EXPECT_MORE";
1056         case RIL_REQUEST_SETUP_DATA_CALL: return "SETUP_DATA_CALL";
1057         case RIL_REQUEST_SIM_IO: return "SIM_IO";
1058         case RIL_REQUEST_SEND_USSD: return "SEND_USSD";
1059         case RIL_REQUEST_CANCEL_USSD: return "CANCEL_USSD";
1060         case RIL_REQUEST_GET_CLIR: return "GET_CLIR";
1061         case RIL_REQUEST_SET_CLIR: return "SET_CLIR";
1062         case RIL_REQUEST_QUERY_CALL_FORWARD_STATUS: return "QUERY_CALL_FORWARD_STATUS";
1063         case RIL_REQUEST_SET_CALL_FORWARD: return "SET_CALL_FORWARD";
1064         case RIL_REQUEST_QUERY_CALL_WAITING: return "QUERY_CALL_WAITING";
1065         case RIL_REQUEST_SET_CALL_WAITING: return "SET_CALL_WAITING";
1066         case RIL_REQUEST_SMS_ACKNOWLEDGE: return "SMS_ACKNOWLEDGE";
1067         case RIL_REQUEST_GET_IMEI: return "GET_IMEI";
1068         case RIL_REQUEST_GET_IMEISV: return "GET_IMEISV";
1069         case RIL_REQUEST_ANSWER: return "ANSWER";
1070         case RIL_REQUEST_DEACTIVATE_DATA_CALL: return "DEACTIVATE_DATA_CALL";
1071         case RIL_REQUEST_QUERY_FACILITY_LOCK: return "QUERY_FACILITY_LOCK";
1072         case RIL_REQUEST_SET_FACILITY_LOCK: return "SET_FACILITY_LOCK";
1073         case RIL_REQUEST_CHANGE_BARRING_PASSWORD: return "CHANGE_BARRING_PASSWORD";
1074         case RIL_REQUEST_QUERY_NETWORK_SELECTION_MODE: return "QUERY_NETWORK_SELECTION_MODE";
1075         case RIL_REQUEST_SET_SYSTEM_SELECTION_CHANNELS: return "RIL_REQUEST_SET_SYSTEM_SELECTION_CHANNELS";
1076         case RIL_REQUEST_START_NETWORK_SCAN: return "RIL_REQUEST_START_NETWORK_SCAN";
1077         case RIL_REQUEST_SET_NETWORK_SELECTION_AUTOMATIC: return "SET_NETWORK_SELECTION_AUTOMATIC";
1078         case RIL_REQUEST_SET_NETWORK_SELECTION_MANUAL: return "SET_NETWORK_SELECTION_MANUAL";
1079         case RIL_REQUEST_QUERY_AVAILABLE_NETWORKS: return "QUERY_AVAILABLE_NETWORKS";
1080         case RIL_REQUEST_DTMF_START: return "DTMF_START";
1081         case RIL_REQUEST_DTMF_STOP: return "DTMF_STOP";
1082         case RIL_REQUEST_BASEBAND_VERSION: return "BASEBAND_VERSION";
1083         case RIL_REQUEST_SEPARATE_CONNECTION: return "SEPARATE_CONNECTION";
1084         case RIL_REQUEST_SET_MUTE: return "SET_MUTE";
1085         case RIL_REQUEST_GET_MUTE: return "GET_MUTE";
1086         case RIL_REQUEST_QUERY_CLIP: return "QUERY_CLIP";
1087         case RIL_REQUEST_LAST_DATA_CALL_FAIL_CAUSE: return "LAST_DATA_CALL_FAIL_CAUSE";
1088         case RIL_REQUEST_DATA_CALL_LIST: return "DATA_CALL_LIST";
1089         case RIL_REQUEST_RESET_RADIO: return "RESET_RADIO";
1090         case RIL_REQUEST_OEM_HOOK_RAW: return "OEM_HOOK_RAW";
1091         case RIL_REQUEST_OEM_HOOK_STRINGS: return "OEM_HOOK_STRINGS";
1092         case RIL_REQUEST_SCREEN_STATE: return "SCREEN_STATE";
1093         case RIL_REQUEST_SET_SUPP_SVC_NOTIFICATION: return "SET_SUPP_SVC_NOTIFICATION";
1094         case RIL_REQUEST_WRITE_SMS_TO_SIM: return "WRITE_SMS_TO_SIM";
1095         case RIL_REQUEST_DELETE_SMS_ON_SIM: return "DELETE_SMS_ON_SIM";
1096         case RIL_REQUEST_SET_BAND_MODE: return "SET_BAND_MODE";
1097         case RIL_REQUEST_QUERY_AVAILABLE_BAND_MODE: return "QUERY_AVAILABLE_BAND_MODE";
1098         case RIL_REQUEST_STK_GET_PROFILE: return "STK_GET_PROFILE";
1099         case RIL_REQUEST_STK_SET_PROFILE: return "STK_SET_PROFILE";
1100         case RIL_REQUEST_STK_SEND_ENVELOPE_COMMAND: return "STK_SEND_ENVELOPE_COMMAND";
1101         case RIL_REQUEST_STK_SEND_TERMINAL_RESPONSE: return "STK_SEND_TERMINAL_RESPONSE";
1102         case RIL_REQUEST_STK_HANDLE_CALL_SETUP_REQUESTED_FROM_SIM: return "STK_HANDLE_CALL_SETUP_REQUESTED_FROM_SIM";
1103         case RIL_REQUEST_EXPLICIT_CALL_TRANSFER: return "EXPLICIT_CALL_TRANSFER";
1104         case RIL_REQUEST_SET_PREFERRED_NETWORK_TYPE: return "SET_PREFERRED_NETWORK_TYPE";
1105         case RIL_REQUEST_GET_PREFERRED_NETWORK_TYPE: return "GET_PREFERRED_NETWORK_TYPE";
1106         case RIL_REQUEST_GET_NEIGHBORING_CELL_IDS: return "GET_NEIGHBORING_CELL_IDS";
1107         case RIL_REQUEST_SET_LOCATION_UPDATES: return "SET_LOCATION_UPDATES";
1108         case RIL_REQUEST_CDMA_SET_SUBSCRIPTION_SOURCE: return "CDMA_SET_SUBSCRIPTION_SOURCE";
1109         case RIL_REQUEST_CDMA_SET_ROAMING_PREFERENCE: return "CDMA_SET_ROAMING_PREFERENCE";
1110         case RIL_REQUEST_CDMA_QUERY_ROAMING_PREFERENCE: return "CDMA_QUERY_ROAMING_PREFERENCE";
1111         case RIL_REQUEST_SET_TTY_MODE: return "SET_TTY_MODE";
1112         case RIL_REQUEST_QUERY_TTY_MODE: return "QUERY_TTY_MODE";
1113         case RIL_REQUEST_CDMA_SET_PREFERRED_VOICE_PRIVACY_MODE: return "CDMA_SET_PREFERRED_VOICE_PRIVACY_MODE";
1114         case RIL_REQUEST_CDMA_QUERY_PREFERRED_VOICE_PRIVACY_MODE: return "CDMA_QUERY_PREFERRED_VOICE_PRIVACY_MODE";
1115         case RIL_REQUEST_CDMA_FLASH: return "CDMA_FLASH";
1116         case RIL_REQUEST_CDMA_BURST_DTMF: return "CDMA_BURST_DTMF";
1117         case RIL_REQUEST_CDMA_VALIDATE_AND_WRITE_AKEY: return "CDMA_VALIDATE_AND_WRITE_AKEY";
1118         case RIL_REQUEST_CDMA_SEND_SMS: return "CDMA_SEND_SMS";
1119         case RIL_REQUEST_CDMA_SMS_ACKNOWLEDGE: return "CDMA_SMS_ACKNOWLEDGE";
1120         case RIL_REQUEST_GSM_GET_BROADCAST_SMS_CONFIG: return "GSM_GET_BROADCAST_SMS_CONFIG";
1121         case RIL_REQUEST_GSM_SET_BROADCAST_SMS_CONFIG: return "GSM_SET_BROADCAST_SMS_CONFIG";
1122         case RIL_REQUEST_GSM_SMS_BROADCAST_ACTIVATION: return "GSM_SMS_BROADCAST_ACTIVATION";
1123         case RIL_REQUEST_CDMA_GET_BROADCAST_SMS_CONFIG: return "CDMA_GET_BROADCAST_SMS_CONFIG";
1124         case RIL_REQUEST_CDMA_SET_BROADCAST_SMS_CONFIG: return "CDMA_SET_BROADCAST_SMS_CONFIG";
1125         case RIL_REQUEST_CDMA_SMS_BROADCAST_ACTIVATION: return "CDMA_SMS_BROADCAST_ACTIVATION";
1126         case RIL_REQUEST_CDMA_SUBSCRIPTION: return "CDMA_SUBSCRIPTION";
1127         case RIL_REQUEST_CDMA_WRITE_SMS_TO_RUIM: return "CDMA_WRITE_SMS_TO_RUIM";
1128         case RIL_REQUEST_CDMA_DELETE_SMS_ON_RUIM: return "CDMA_DELETE_SMS_ON_RUIM";
1129         case RIL_REQUEST_DEVICE_IDENTITY: return "DEVICE_IDENTITY";
1130         case RIL_REQUEST_EXIT_EMERGENCY_CALLBACK_MODE: return "EXIT_EMERGENCY_CALLBACK_MODE";
1131         case RIL_REQUEST_GET_SMSC_ADDRESS: return "GET_SMSC_ADDRESS";
1132         case RIL_REQUEST_SET_SMSC_ADDRESS: return "SET_SMSC_ADDRESS";
1133         case RIL_REQUEST_REPORT_SMS_MEMORY_STATUS: return "REPORT_SMS_MEMORY_STATUS";
1134         case RIL_REQUEST_REPORT_STK_SERVICE_IS_RUNNING: return "REPORT_STK_SERVICE_IS_RUNNING";
1135         case RIL_REQUEST_CDMA_GET_SUBSCRIPTION_SOURCE: return "CDMA_GET_SUBSCRIPTION_SOURCE";
1136         case RIL_REQUEST_ISIM_AUTHENTICATION: return "ISIM_AUTHENTICATION";
1137         case RIL_REQUEST_ACKNOWLEDGE_INCOMING_GSM_SMS_WITH_PDU: return "ACKNOWLEDGE_INCOMING_GSM_SMS_WITH_PDU";
1138         case RIL_REQUEST_STK_SEND_ENVELOPE_WITH_STATUS: return "STK_SEND_ENVELOPE_WITH_STATUS";
1139         case RIL_REQUEST_VOICE_RADIO_TECH: return "VOICE_RADIO_TECH";
1140         case RIL_REQUEST_GET_CELL_INFO_LIST: return "GET_CELL_INFO_LIST";
1141         case RIL_REQUEST_SET_UNSOL_CELL_INFO_LIST_RATE: return "SET_UNSOL_CELL_INFO_LIST_RATE";
1142         case RIL_REQUEST_SET_INITIAL_ATTACH_APN: return "SET_INITIAL_ATTACH_APN";
1143         case RIL_REQUEST_IMS_REGISTRATION_STATE: return "IMS_REGISTRATION_STATE";
1144         case RIL_REQUEST_IMS_SEND_SMS: return "IMS_SEND_SMS";
1145         case RIL_REQUEST_SIM_TRANSMIT_APDU_BASIC: return "SIM_TRANSMIT_APDU_BASIC";
1146         case RIL_REQUEST_SIM_OPEN_CHANNEL: return "SIM_OPEN_CHANNEL";
1147         case RIL_REQUEST_SIM_CLOSE_CHANNEL: return "SIM_CLOSE_CHANNEL";
1148         case RIL_REQUEST_SIM_TRANSMIT_APDU_CHANNEL: return "SIM_TRANSMIT_APDU_CHANNEL";
1149         case RIL_REQUEST_NV_READ_ITEM: return "NV_READ_ITEM";
1150         case RIL_REQUEST_NV_WRITE_ITEM: return "NV_WRITE_ITEM";
1151         case RIL_REQUEST_NV_WRITE_CDMA_PRL: return "NV_WRITE_CDMA_PRL";
1152         case RIL_REQUEST_NV_RESET_CONFIG: return "NV_RESET_CONFIG";
1153         case RIL_REQUEST_SET_UICC_SUBSCRIPTION: return "SET_UICC_SUBSCRIPTION";
1154         case RIL_REQUEST_ALLOW_DATA: return "ALLOW_DATA";
1155         case RIL_REQUEST_GET_HARDWARE_CONFIG: return "GET_HARDWARE_CONFIG";
1156         case RIL_REQUEST_SIM_AUTHENTICATION: return "SIM_AUTHENTICATION";
1157         case RIL_REQUEST_GET_DC_RT_INFO: return "GET_DC_RT_INFO";
1158         case RIL_REQUEST_SET_DC_RT_INFO_RATE: return "SET_DC_RT_INFO_RATE";
1159         case RIL_REQUEST_SET_DATA_PROFILE: return "SET_DATA_PROFILE";
1160         case RIL_REQUEST_SHUTDOWN: return "SHUTDOWN";
1161         case RIL_REQUEST_GET_RADIO_CAPABILITY: return "GET_RADIO_CAPABILITY";
1162         case RIL_REQUEST_SET_RADIO_CAPABILITY: return "SET_RADIO_CAPABILITY";
1163         case RIL_REQUEST_START_LCE: return "START_LCE";
1164         case RIL_REQUEST_STOP_LCE: return "STOP_LCE";
1165         case RIL_REQUEST_PULL_LCEDATA: return "PULL_LCEDATA";
1166         case RIL_REQUEST_GET_ACTIVITY_INFO: return "GET_ACTIVITY_INFO";
1167         case RIL_REQUEST_SET_CARRIER_RESTRICTIONS: return "SET_CARRIER_RESTRICTIONS";
1168         case RIL_REQUEST_GET_CARRIER_RESTRICTIONS: return "GET_CARRIER_RESTRICTIONS";
1169         case RIL_REQUEST_SET_CARRIER_INFO_IMSI_ENCRYPTION: return "SET_CARRIER_INFO_IMSI_ENCRYPTION";
1170         case RIL_REQUEST_SET_SIGNAL_STRENGTH_REPORTING_CRITERIA: return "SET_SIGNAL_STRENGTH_REPORTING_CRITERIA";
1171         case RIL_REQUEST_SET_LINK_CAPACITY_REPORTING_CRITERIA: return "SET_LINK_CAPACITY_REPORTING_CRITERIA";
1172         case RIL_REQUEST_ENTER_SIM_DEPERSONALIZATION: return "ENTER_SIM_DEPERSONALIZATION";
1173         case RIL_REQUEST_CDMA_SEND_SMS_EXPECT_MORE: return "CDMA_SEND_SMS_EXPECT_MORE";
1174         case RIL_RESPONSE_ACKNOWLEDGEMENT: return "RESPONSE_ACKNOWLEDGEMENT";
1175         case RIL_UNSOL_RESPONSE_RADIO_STATE_CHANGED: return "UNSOL_RESPONSE_RADIO_STATE_CHANGED";
1176         case RIL_UNSOL_RESPONSE_CALL_STATE_CHANGED: return "UNSOL_RESPONSE_CALL_STATE_CHANGED";
1177         case RIL_UNSOL_RESPONSE_VOICE_NETWORK_STATE_CHANGED: return "UNSOL_RESPONSE_VOICE_NETWORK_STATE_CHANGED";
1178         case RIL_UNSOL_RESPONSE_NEW_SMS: return "UNSOL_RESPONSE_NEW_SMS";
1179         case RIL_UNSOL_RESPONSE_NEW_SMS_STATUS_REPORT: return "UNSOL_RESPONSE_NEW_SMS_STATUS_REPORT";
1180         case RIL_UNSOL_RESPONSE_NEW_SMS_ON_SIM: return "UNSOL_RESPONSE_NEW_SMS_ON_SIM";
1181         case RIL_UNSOL_ON_USSD: return "UNSOL_ON_USSD";
1182         case RIL_UNSOL_ON_USSD_REQUEST: return "UNSOL_ON_USSD_REQUEST";
1183         case RIL_UNSOL_NITZ_TIME_RECEIVED: return "UNSOL_NITZ_TIME_RECEIVED";
1184         case RIL_UNSOL_SIGNAL_STRENGTH: return "UNSOL_SIGNAL_STRENGTH";
1185         case RIL_UNSOL_DATA_CALL_LIST_CHANGED: return "UNSOL_DATA_CALL_LIST_CHANGED";
1186         case RIL_UNSOL_SUPP_SVC_NOTIFICATION: return "UNSOL_SUPP_SVC_NOTIFICATION";
1187         case RIL_UNSOL_STK_SESSION_END: return "UNSOL_STK_SESSION_END";
1188         case RIL_UNSOL_STK_PROACTIVE_COMMAND: return "UNSOL_STK_PROACTIVE_COMMAND";
1189         case RIL_UNSOL_STK_EVENT_NOTIFY: return "UNSOL_STK_EVENT_NOTIFY";
1190         case RIL_UNSOL_STK_CALL_SETUP: return "UNSOL_STK_CALL_SETUP";
1191         case RIL_UNSOL_SIM_SMS_STORAGE_FULL: return "UNSOL_SIM_SMS_STORAGE_FULL";
1192         case RIL_UNSOL_SIM_REFRESH: return "UNSOL_SIM_REFRESH";
1193         case RIL_UNSOL_CALL_RING: return "UNSOL_CALL_RING";
1194         case RIL_UNSOL_RESPONSE_SIM_STATUS_CHANGED: return "UNSOL_RESPONSE_SIM_STATUS_CHANGED";
1195         case RIL_UNSOL_RESPONSE_CDMA_NEW_SMS: return "UNSOL_RESPONSE_CDMA_NEW_SMS";
1196         case RIL_UNSOL_RESPONSE_NEW_BROADCAST_SMS: return "UNSOL_RESPONSE_NEW_BROADCAST_SMS";
1197         case RIL_UNSOL_CDMA_RUIM_SMS_STORAGE_FULL: return "UNSOL_CDMA_RUIM_SMS_STORAGE_FULL";
1198         case RIL_UNSOL_RESTRICTED_STATE_CHANGED: return "UNSOL_RESTRICTED_STATE_CHANGED";
1199         case RIL_UNSOL_ENTER_EMERGENCY_CALLBACK_MODE: return "UNSOL_ENTER_EMERGENCY_CALLBACK_MODE";
1200         case RIL_UNSOL_CDMA_CALL_WAITING: return "UNSOL_CDMA_CALL_WAITING";
1201         case RIL_UNSOL_CDMA_OTA_PROVISION_STATUS: return "UNSOL_CDMA_OTA_PROVISION_STATUS";
1202         case RIL_UNSOL_CDMA_INFO_REC: return "UNSOL_CDMA_INFO_REC";
1203         case RIL_UNSOL_OEM_HOOK_RAW: return "UNSOL_OEM_HOOK_RAW";
1204         case RIL_UNSOL_RINGBACK_TONE: return "UNSOL_RINGBACK_TONE";
1205         case RIL_UNSOL_RESEND_INCALL_MUTE: return "UNSOL_RESEND_INCALL_MUTE";
1206         case RIL_UNSOL_CDMA_SUBSCRIPTION_SOURCE_CHANGED: return "UNSOL_CDMA_SUBSCRIPTION_SOURCE_CHANGED";
1207         case RIL_UNSOL_CDMA_PRL_CHANGED: return "UNSOL_CDMA_PRL_CHANGED";
1208         case RIL_UNSOL_EXIT_EMERGENCY_CALLBACK_MODE: return "UNSOL_EXIT_EMERGENCY_CALLBACK_MODE";
1209         case RIL_UNSOL_RIL_CONNECTED: return "UNSOL_RIL_CONNECTED";
1210         case RIL_UNSOL_VOICE_RADIO_TECH_CHANGED: return "UNSOL_VOICE_RADIO_TECH_CHANGED";
1211         case RIL_UNSOL_CELL_INFO_LIST: return "UNSOL_CELL_INFO_LIST";
1212         case RIL_UNSOL_RESPONSE_IMS_NETWORK_STATE_CHANGED: return "UNSOL_RESPONSE_IMS_NETWORK_STATE_CHANGED";
1213         case RIL_UNSOL_UICC_SUBSCRIPTION_STATUS_CHANGED: return "UNSOL_UICC_SUBSCRIPTION_STATUS_CHANGED";
1214         case RIL_UNSOL_SRVCC_STATE_NOTIFY: return "UNSOL_SRVCC_STATE_NOTIFY";
1215         case RIL_UNSOL_HARDWARE_CONFIG_CHANGED: return "UNSOL_HARDWARE_CONFIG_CHANGED";
1216         case RIL_UNSOL_DC_RT_INFO_CHANGED: return "UNSOL_DC_RT_INFO_CHANGED";
1217         case RIL_UNSOL_RADIO_CAPABILITY: return "UNSOL_RADIO_CAPABILITY";
1218         case RIL_UNSOL_MODEM_RESTART: return "UNSOL_MODEM_RESTART";
1219         case RIL_UNSOL_CARRIER_INFO_IMSI_ENCRYPTION: return "UNSOL_CARRIER_INFO_IMSI_ENCRYPTION";
1220         case RIL_UNSOL_ON_SS: return "UNSOL_ON_SS";
1221         case RIL_UNSOL_STK_CC_ALPHA_NOTIFY: return "UNSOL_STK_CC_ALPHA_NOTIFY";
1222         case RIL_UNSOL_LCEDATA_RECV: return "UNSOL_LCEDATA_RECV";
1223         case RIL_UNSOL_PCO_DATA: return "UNSOL_PCO_DATA";
1224         default: return "<unknown request>";
1225     }
1226 }
1227 
1228 const char *
rilSocketIdToString(RIL_SOCKET_ID socket_id)1229 rilSocketIdToString(RIL_SOCKET_ID socket_id)
1230 {
1231     switch(socket_id) {
1232         case RIL_SOCKET_1:
1233             return "RIL_SOCKET_1";
1234 #if (SIM_COUNT >= 2)
1235         case RIL_SOCKET_2:
1236             return "RIL_SOCKET_2";
1237 #endif
1238 #if (SIM_COUNT >= 3)
1239         case RIL_SOCKET_3:
1240             return "RIL_SOCKET_3";
1241 #endif
1242 #if (SIM_COUNT >= 4)
1243         case RIL_SOCKET_4:
1244             return "RIL_SOCKET_4";
1245 #endif
1246         default:
1247             return "not a valid RIL";
1248     }
1249 }
1250 
1251 } /* namespace android */
1252