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/reference-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/reference-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 
192 /* Radio Config Request @{ */
193 static CommandInfo s_configCommands[] = {
194 #include "./ril_config_commands.h"
195 };
196 
197 static UnsolResponseInfo s_configUnsolResponses[] = {
198 #include "./ril_config_unsol_commands.h"
199 };
200 /* }@ */
201 
RIL_getServiceName()202 char * RIL_getServiceName() {
203     return ril_service_name;
204 }
205 
206 RequestInfo *
addRequestToList(int serial,int slotId,int request)207 addRequestToList(int serial, int slotId, int request) {
208     RequestInfo *pRI = nullptr;
209     int ret;
210     RIL_SOCKET_ID socket_id = (RIL_SOCKET_ID) slotId;
211     /* Hook for current context */
212     /* pendingRequestsMutextHook refer to &s_pendingRequestsMutex */
213     pthread_mutex_t* pendingRequestsMutexHook = &s_pendingRequestsMutex;
214     /* pendingRequestsHook refer to &s_pendingRequests */
215     RequestInfo**    pendingRequestsHook = &s_pendingRequests;
216 
217 #if (SIM_COUNT >= 2)
218     if (socket_id == RIL_SOCKET_2) {
219         pendingRequestsMutexHook = &s_pendingRequestsMutex_socket2;
220         pendingRequestsHook = &s_pendingRequests_socket2;
221     }
222 #if (SIM_COUNT >= 3)
223     else if (socket_id == RIL_SOCKET_3) {
224         pendingRequestsMutexHook = &s_pendingRequestsMutex_socket3;
225         pendingRequestsHook = &s_pendingRequests_socket3;
226     }
227 #endif
228 #if (SIM_COUNT >= 4)
229     else if (socket_id == RIL_SOCKET_4) {
230         pendingRequestsMutexHook = &s_pendingRequestsMutex_socket4;
231         pendingRequestsHook = &s_pendingRequests_socket4;
232     }
233 #endif
234 #endif
235 
236     pRI = (RequestInfo *)calloc(1, sizeof(RequestInfo));
237     if (pRI == NULL) {
238         RLOGE("Memory allocation failed for request %s", requestToString(request));
239         return NULL;
240     }
241 
242     pRI->token = serial;
243     pRI->pCI = &(s_commands[request]);
244 
245     if (request >= RIL_REQUEST_RADIO_CONFIG_BASE &&
246         request <= RIL_REQUEST_RADIO_CONFIG_LAST) {
247         request = request - RIL_REQUEST_RADIO_CONFIG_BASE;
248         pRI->pCI = &(s_configCommands[request]);
249     }
250 
251     pRI->socket_id = socket_id;
252 
253     ret = pthread_mutex_lock(pendingRequestsMutexHook);
254     assert (ret == 0);
255 
256     pRI->p_next = *pendingRequestsHook;
257     *pendingRequestsHook = pRI;
258 
259     ret = pthread_mutex_unlock(pendingRequestsMutexHook);
260     assert (ret == 0);
261 
262     return pRI;
263 }
264 
triggerEvLoop()265 static void triggerEvLoop() {
266     int ret;
267     if (!pthread_equal(pthread_self(), s_tid_dispatch)) {
268         /* trigger event loop to wakeup. No reason to do this,
269          * if we're in the event loop thread */
270          do {
271             ret = write (s_fdWakeupWrite, " ", 1);
272          } while (ret < 0 && errno == EINTR);
273     }
274 }
275 
rilEventAddWakeup(struct ril_event * ev)276 static void rilEventAddWakeup(struct ril_event *ev) {
277     ril_event_add(ev);
278     triggerEvLoop();
279 }
280 
281 /**
282  * A write on the wakeup fd is done just to pop us out of select()
283  * We empty the buffer here and then ril_event will reset the timers on the
284  * way back down
285  */
processWakeupCallback(int fd,short flags,void * param)286 static void processWakeupCallback(int fd, short flags, void *param) {
287     char buff[16];
288     int ret;
289 
290     RLOGV("processWakeupCallback");
291 
292     /* empty our wakeup socket out */
293     do {
294         ret = read(s_fdWakeupRead, &buff, sizeof(buff));
295     } while (ret > 0 || (ret < 0 && errno == EINTR));
296 }
297 
resendLastNITZTimeData(RIL_SOCKET_ID socket_id)298 static void resendLastNITZTimeData(RIL_SOCKET_ID socket_id) {
299     if (s_lastNITZTimeData != NULL) {
300         int responseType = (s_callbacks.version >= 13)
301                            ? RESPONSE_UNSOLICITED_ACK_EXP
302                            : RESPONSE_UNSOLICITED;
303         // acquire read lock for the service before calling nitzTimeReceivedInd() since it reads
304         // nitzTimeReceived in ril_service
305         pthread_rwlock_t *radioServiceRwlockPtr = radio_1_6::getRadioServiceRwlock(
306                 (int) socket_id);
307         int rwlockRet = pthread_rwlock_rdlock(radioServiceRwlockPtr);
308         assert(rwlockRet == 0);
309 
310         int ret = radio_1_6::nitzTimeReceivedInd(
311             (int)socket_id, responseType, 0,
312             RIL_E_SUCCESS, s_lastNITZTimeData, s_lastNITZTimeDataSize);
313         if (ret == 0) {
314             free(s_lastNITZTimeData);
315             s_lastNITZTimeData = NULL;
316         }
317 
318         rwlockRet = pthread_rwlock_unlock(radioServiceRwlockPtr);
319         assert(rwlockRet == 0);
320     }
321 }
322 
onNewCommandConnect(RIL_SOCKET_ID socket_id)323 void onNewCommandConnect(RIL_SOCKET_ID socket_id) {
324     // Inform we are connected and the ril version
325     int rilVer = s_callbacks.version;
326     RIL_UNSOL_RESPONSE(RIL_UNSOL_RIL_CONNECTED,
327                                     &rilVer, sizeof(rilVer), socket_id);
328 
329     // implicit radio state changed
330     RIL_UNSOL_RESPONSE(RIL_UNSOL_RESPONSE_RADIO_STATE_CHANGED,
331                                     NULL, 0, socket_id);
332 
333     // Send last NITZ time data, in case it was missed
334     if (s_lastNITZTimeData != NULL) {
335         resendLastNITZTimeData(socket_id);
336     }
337 
338     // Get version string
339     if (s_callbacks.getVersion != NULL) {
340         const char *version;
341         version = s_callbacks.getVersion();
342         RLOGI("RIL Daemon version: %s\n", version);
343 
344         property_set(PROPERTY_RIL_IMPL, version);
345     } else {
346         RLOGI("RIL Daemon version: unavailable\n");
347         property_set(PROPERTY_RIL_IMPL, "unavailable");
348     }
349 
350 }
351 
userTimerCallback(int fd,short flags,void * param)352 static void userTimerCallback (int fd, short flags, void *param) {
353     UserCallbackInfo *p_info;
354 
355     p_info = (UserCallbackInfo *)param;
356 
357     p_info->p_callback(p_info->userParam);
358 
359 
360     // FIXME generalize this...there should be a cancel mechanism
361     if (s_last_wake_timeout_info != NULL && s_last_wake_timeout_info == p_info) {
362         s_last_wake_timeout_info = NULL;
363     }
364 
365     free(p_info);
366 }
367 
368 
369 static void *
eventLoop(void * param)370 eventLoop(void *param) {
371     int ret;
372     int filedes[2];
373 
374     ril_event_init();
375 
376     pthread_mutex_lock(&s_startupMutex);
377 
378     s_started = 1;
379     pthread_cond_broadcast(&s_startupCond);
380 
381     pthread_mutex_unlock(&s_startupMutex);
382 
383     ret = pipe(filedes);
384 
385     if (ret < 0) {
386         RLOGE("Error in pipe() errno:%d", errno);
387         return NULL;
388     }
389 
390     s_fdWakeupRead = filedes[0];
391     s_fdWakeupWrite = filedes[1];
392 
393     fcntl(s_fdWakeupRead, F_SETFL, O_NONBLOCK);
394 
395     ril_event_set (&s_wakeupfd_event, s_fdWakeupRead, true,
396                 processWakeupCallback, NULL);
397 
398     rilEventAddWakeup (&s_wakeupfd_event);
399 
400     // Only returns on error
401     ril_event_loop();
402     RLOGE ("error in event_loop_base errno:%d", errno);
403     // kill self to restart on error
404     kill(0, SIGKILL);
405 
406     return NULL;
407 }
408 
409 extern "C" void
RIL_startEventLoop(void)410 RIL_startEventLoop(void) {
411     /* spin up eventLoop thread and wait for it to get started */
412     s_started = 0;
413     pthread_mutex_lock(&s_startupMutex);
414 
415     pthread_attr_t attr;
416     pthread_attr_init(&attr);
417     pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_DETACHED);
418 
419     int result = pthread_create(&s_tid_dispatch, &attr, eventLoop, NULL);
420     if (result != 0) {
421         RLOGE("Failed to create dispatch thread: %s", strerror(result));
422         goto done;
423     }
424 
425     while (s_started == 0) {
426         pthread_cond_wait(&s_startupCond, &s_startupMutex);
427     }
428 
429 done:
430     pthread_mutex_unlock(&s_startupMutex);
431 }
432 
433 // Used for testing purpose only.
RIL_setcallbacks(const RIL_RadioFunctions * callbacks)434 extern "C" void RIL_setcallbacks (const RIL_RadioFunctions *callbacks) {
435     memcpy(&s_callbacks, callbacks, sizeof (RIL_RadioFunctions));
436 }
437 
438 extern "C" void
RIL_register(const RIL_RadioFunctions * callbacks)439 RIL_register (const RIL_RadioFunctions *callbacks) {
440     RLOGI("SIM_COUNT: %d", SIM_COUNT);
441 
442     if (callbacks == NULL) {
443         RLOGE("RIL_register: RIL_RadioFunctions * null");
444         return;
445     }
446     if (callbacks->version < RIL_VERSION_MIN) {
447         RLOGE("RIL_register: version %d is to old, min version is %d",
448              callbacks->version, RIL_VERSION_MIN);
449         return;
450     }
451 
452     RLOGD("RIL_register: Vsoc RIL version %d", callbacks->version);
453 
454     if (s_registerCalled > 0) {
455         RLOGE("RIL_register has been called more than once. "
456                 "Subsequent call ignored");
457         return;
458     }
459 
460     memcpy(&s_callbacks, callbacks, sizeof (RIL_RadioFunctions));
461 
462     s_registerCalled = 1;
463 
464     RLOGI("s_registerCalled flag set, %d", s_started);
465     // Little self-check
466 
467     for (int i = 0; i < (int)NUM_ELEMS(s_commands); i++) {
468         assert(i == s_commands[i].requestNumber);
469     }
470 
471     for (int i = 0; i < (int)NUM_ELEMS(s_unsolResponses); i++) {
472         assert(i + RIL_UNSOL_RESPONSE_BASE
473                 == s_unsolResponses[i].requestNumber);
474     }
475 
476     radio_1_6::registerService(&s_callbacks, s_commands);
477     RLOGI("RILHIDL called registerService");
478 
479     /* Radio Config Request @{ */
480     for (int i = 1; i < (int)NUM_ELEMS(s_configCommands); i++) {
481         assert(i == s_configCommands[i].requestNumber -
482             RIL_REQUEST_RADIO_CONFIG_BASE);
483     }
484 
485     for (int i = 0; i < (int)NUM_ELEMS(s_configUnsolResponses); i++) {
486         assert(i == s_configUnsolResponses[i].requestNumber -
487             RIL_UNSOL_RESPONSE_RADIO_CONFIG_BASE);
488     }
489     radio_1_6::registerConfigService(&s_callbacks, s_configCommands);
490     /* }@ */
491 
492     sap::registerService(&s_callbacks);
493 }
494 
495 extern "C" void
RIL_register_socket(const RIL_RadioFunctions * (* Init)(const struct RIL_Env *,int,char **),RIL_SOCKET_TYPE socketType,int argc,char ** argv)496 RIL_register_socket (const RIL_RadioFunctions *(*Init)(const struct RIL_Env *, int, char **),
497         RIL_SOCKET_TYPE socketType, int argc, char **argv) {
498 
499     const RIL_RadioFunctions* UimFuncs = NULL;
500 
501     if(Init) {
502         UimFuncs = Init(&RilSapSocket::uimRilEnv, argc, argv);
503 
504         switch(socketType) {
505             case RIL_SAP_SOCKET:
506                 RilSapSocket::initSapSocket(RIL1_SERVICE_NAME, UimFuncs);
507 
508 #if (SIM_COUNT >= 2)
509                 RilSapSocket::initSapSocket(RIL2_SERVICE_NAME, UimFuncs);
510 #endif
511 
512 #if (SIM_COUNT >= 3)
513                 RilSapSocket::initSapSocket(RIL3_SERVICE_NAME, UimFuncs);
514 #endif
515 
516 #if (SIM_COUNT >= 4)
517                 RilSapSocket::initSapSocket(RIL4_SERVICE_NAME, UimFuncs);
518 #endif
519                 break;
520             default:;
521         }
522 
523         RLOGI("RIL_register_socket: calling registerService");
524         sap::registerService(UimFuncs);
525     }
526 }
527 
528 // Check and remove RequestInfo if its a response and not just ack sent back
529 static int
checkAndDequeueRequestInfoIfAck(struct RequestInfo * pRI,bool isAck)530 checkAndDequeueRequestInfoIfAck(struct RequestInfo *pRI, bool isAck) {
531     int ret = 0;
532     /* Hook for current context
533        pendingRequestsMutextHook refer to &s_pendingRequestsMutex */
534     pthread_mutex_t* pendingRequestsMutexHook = &s_pendingRequestsMutex;
535     /* pendingRequestsHook refer to &s_pendingRequests */
536     RequestInfo ** pendingRequestsHook = &s_pendingRequests;
537 
538     if (pRI == NULL) {
539         return 0;
540     }
541 
542 #if (SIM_COUNT >= 2)
543     if (pRI->socket_id == RIL_SOCKET_2) {
544         pendingRequestsMutexHook = &s_pendingRequestsMutex_socket2;
545         pendingRequestsHook = &s_pendingRequests_socket2;
546     }
547 #if (SIM_COUNT >= 3)
548         if (pRI->socket_id == RIL_SOCKET_3) {
549             pendingRequestsMutexHook = &s_pendingRequestsMutex_socket3;
550             pendingRequestsHook = &s_pendingRequests_socket3;
551         }
552 #endif
553 #if (SIM_COUNT >= 4)
554     if (pRI->socket_id == RIL_SOCKET_4) {
555         pendingRequestsMutexHook = &s_pendingRequestsMutex_socket4;
556         pendingRequestsHook = &s_pendingRequests_socket4;
557     }
558 #endif
559 #endif
560     pthread_mutex_lock(pendingRequestsMutexHook);
561 
562     for(RequestInfo **ppCur = pendingRequestsHook
563         ; *ppCur != NULL
564         ; ppCur = &((*ppCur)->p_next)
565     ) {
566         if (pRI == *ppCur) {
567             ret = 1;
568             if (isAck) { // Async ack
569                 if (pRI->wasAckSent == 1) {
570                     RLOGD("Ack was already sent for %s", requestToString(pRI->pCI->requestNumber));
571                 } else {
572                     pRI->wasAckSent = 1;
573                 }
574             } else {
575                 *ppCur = (*ppCur)->p_next;
576             }
577             break;
578         }
579     }
580 
581     pthread_mutex_unlock(pendingRequestsMutexHook);
582 
583     return ret;
584 }
585 
586 extern "C" void
RIL_onRequestAck(RIL_Token t)587 RIL_onRequestAck(RIL_Token t) {
588     RequestInfo *pRI;
589 
590     RIL_SOCKET_ID socket_id = RIL_SOCKET_1;
591 
592     pRI = (RequestInfo *)t;
593 
594     if (!checkAndDequeueRequestInfoIfAck(pRI, true)) {
595         RLOGE ("RIL_onRequestAck: invalid RIL_Token");
596         return;
597     }
598 
599     socket_id = pRI->socket_id;
600 
601 #if VDBG
602     RLOGD("Request Ack, %s", rilSocketIdToString(socket_id));
603 #endif
604 
605     appendPrintBuf("Ack [%04d]< %s", pRI->token, requestToString(pRI->pCI->requestNumber));
606 
607     if (pRI->cancelled == 0) {
608         pthread_rwlock_t *radioServiceRwlockPtr = radio_1_6::getRadioServiceRwlock(
609                 (int) socket_id);
610         int rwlockRet = pthread_rwlock_rdlock(radioServiceRwlockPtr);
611         assert(rwlockRet == 0);
612 
613         radio_1_6::acknowledgeRequest((int) socket_id, pRI->token);
614 
615         rwlockRet = pthread_rwlock_unlock(radioServiceRwlockPtr);
616         assert(rwlockRet == 0);
617     }
618 }
619 extern "C" void
RIL_onRequestComplete(RIL_Token t,RIL_Errno e,void * response,size_t responselen)620 RIL_onRequestComplete(RIL_Token t, RIL_Errno e, void *response, size_t responselen) {
621     RequestInfo* pRI;
622     int ret;
623     RIL_SOCKET_ID socket_id = RIL_SOCKET_1;
624 
625     pRI = (RequestInfo *)t;
626 
627     if (!checkAndDequeueRequestInfoIfAck(pRI, false)) {
628         RLOGE ("RIL_onRequestComplete: invalid RIL_Token");
629         return;
630     }
631 
632     socket_id = pRI->socket_id;
633 
634 #if VDBG
635     RLOGD("RequestComplete, %s", rilSocketIdToString(socket_id));
636 #endif
637 
638     if (pRI->local > 0) {
639         // Locally issued command...void only!
640         // response does not go back up the command socket
641         RLOGD("C[locl]< %s", requestToString(pRI->pCI->requestNumber));
642 
643         free(pRI);
644         return;
645     }
646 
647     appendPrintBuf("[%04d]< %s",
648         pRI->token, requestToString(pRI->pCI->requestNumber));
649 
650     if (pRI->cancelled == 0) {
651         int responseType;
652         if (s_callbacks.version >= 13 && pRI->wasAckSent == 1) {
653             // If ack was already sent, then this call is an asynchronous response. So we need to
654             // send id indicating that we expect an ack from RIL.java as we acquire wakelock here.
655             responseType = RESPONSE_SOLICITED_ACK_EXP;
656             grabPartialWakeLock();
657         } else {
658             responseType = RESPONSE_SOLICITED;
659         }
660 
661         // there is a response payload, no matter success or not.
662 #if VDBG
663         RLOGE ("Calling responseFunction() for token %d", pRI->token);
664 #endif
665 
666         pthread_rwlock_t *radioServiceRwlockPtr = radio_1_6::getRadioServiceRwlock((int) socket_id);
667         int rwlockRet = pthread_rwlock_rdlock(radioServiceRwlockPtr);
668         assert(rwlockRet == 0);
669 
670         ret = pRI->pCI->responseFunction((int) socket_id,
671                 responseType, pRI->token, e, response, responselen);
672 
673         rwlockRet = pthread_rwlock_unlock(radioServiceRwlockPtr);
674         assert(rwlockRet == 0);
675     }
676     free(pRI);
677 }
678 
679 static void
grabPartialWakeLock()680 grabPartialWakeLock() {
681     if (s_callbacks.version >= 13) {
682         int ret;
683         ret = pthread_mutex_lock(&s_wakeLockCountMutex);
684         assert(ret == 0);
685         acquire_wake_lock(PARTIAL_WAKE_LOCK, ANDROID_WAKE_LOCK_NAME);
686 
687         UserCallbackInfo *p_info =
688                 internalRequestTimedCallback(wakeTimeoutCallback, NULL, &TIMEVAL_WAKE_TIMEOUT);
689         if (p_info == NULL) {
690             release_wake_lock(ANDROID_WAKE_LOCK_NAME);
691         } else {
692             s_wakelock_count++;
693             if (s_last_wake_timeout_info != NULL) {
694                 s_last_wake_timeout_info->userParam = (void *)1;
695             }
696             s_last_wake_timeout_info = p_info;
697         }
698         ret = pthread_mutex_unlock(&s_wakeLockCountMutex);
699         assert(ret == 0);
700     } else {
701         acquire_wake_lock(PARTIAL_WAKE_LOCK, ANDROID_WAKE_LOCK_NAME);
702     }
703 }
704 
705 void
releaseWakeLock()706 releaseWakeLock() {
707     if (s_callbacks.version >= 13) {
708         int ret;
709         ret = pthread_mutex_lock(&s_wakeLockCountMutex);
710         assert(ret == 0);
711 
712         if (s_wakelock_count > 1) {
713             s_wakelock_count--;
714         } else {
715             s_wakelock_count = 0;
716             release_wake_lock(ANDROID_WAKE_LOCK_NAME);
717             if (s_last_wake_timeout_info != NULL) {
718                 s_last_wake_timeout_info->userParam = (void *)1;
719             }
720         }
721 
722         ret = pthread_mutex_unlock(&s_wakeLockCountMutex);
723         assert(ret == 0);
724     } else {
725         release_wake_lock(ANDROID_WAKE_LOCK_NAME);
726     }
727 }
728 
729 /**
730  * Timer callback to put us back to sleep before the default timeout
731  */
732 static void
wakeTimeoutCallback(void * param)733 wakeTimeoutCallback (void *param) {
734     // We're using "param != NULL" as a cancellation mechanism
735     if (s_callbacks.version >= 13) {
736         if (param == NULL) {
737             int ret;
738             ret = pthread_mutex_lock(&s_wakeLockCountMutex);
739             assert(ret == 0);
740             s_wakelock_count = 0;
741             release_wake_lock(ANDROID_WAKE_LOCK_NAME);
742             ret = pthread_mutex_unlock(&s_wakeLockCountMutex);
743             assert(ret == 0);
744         }
745     } else {
746         if (param == NULL) {
747             releaseWakeLock();
748         }
749     }
750 }
751 
752 #if defined(ANDROID_MULTI_SIM)
753 extern "C"
RIL_onUnsolicitedResponse(int unsolResponse,const void * data,size_t datalen,RIL_SOCKET_ID socket_id)754 void RIL_onUnsolicitedResponse(int unsolResponse, const void *data,
755                                 size_t datalen, RIL_SOCKET_ID socket_id)
756 #else
757 extern "C"
758 void RIL_onUnsolicitedResponse(int unsolResponse, const void *data,
759                                 size_t datalen)
760 #endif
761 {
762     int unsolResponseIndex;
763     int ret;
764     bool shouldScheduleTimeout = false;
765     RIL_SOCKET_ID soc_id = RIL_SOCKET_1;
766     UnsolResponseInfo *pURI = NULL;
767 
768 #if defined(ANDROID_MULTI_SIM)
769     soc_id = socket_id;
770 #endif
771 
772 
773     if (s_registerCalled == 0) {
774         // Ignore RIL_onUnsolicitedResponse before RIL_register
775         RLOGW("RIL_onUnsolicitedResponse called before RIL_register");
776         return;
777     }
778 
779     unsolResponseIndex = unsolResponse - RIL_UNSOL_RESPONSE_BASE;
780 
781     if ((unsolResponse < RIL_UNSOL_RESPONSE_BASE)
782         || (unsolResponse > RIL_UNSOL_RESPONSE_LAST
783                 && unsolResponse < RIL_UNSOL_RESPONSE_RADIO_CONFIG_BASE)
784         || (unsolResponse > RIL_UNSOL_RESPONSE_RADIO_CONFIG_LAST)) {
785         RLOGE("unsupported unsolicited response code %d", unsolResponse);
786         return;
787     }
788 
789     if (unsolResponse >= RIL_UNSOL_RESPONSE_BASE
790             && unsolResponse <= RIL_UNSOL_RESPONSE_LAST) {
791         unsolResponseIndex = unsolResponse - RIL_UNSOL_RESPONSE_BASE;
792         pURI = &(s_unsolResponses[unsolResponseIndex]);
793     } else if (unsolResponse >= RIL_UNSOL_RESPONSE_RADIO_CONFIG_BASE
794             && unsolResponse <= RIL_UNSOL_RESPONSE_RADIO_CONFIG_LAST) {
795         unsolResponseIndex = unsolResponse - RIL_UNSOL_RESPONSE_RADIO_CONFIG_BASE;
796         pURI = &(s_configUnsolResponses[unsolResponseIndex]);
797     }
798 
799     // Grab a wake lock if needed for this response,
800     // as we exit we'll either release it immediately
801     // or set a timer to release it later.
802     switch (s_unsolResponses[unsolResponseIndex].wakeType) {
803         case WAKE_PARTIAL:
804             grabPartialWakeLock();
805             shouldScheduleTimeout = true;
806         break;
807 
808         case DONT_WAKE:
809         default:
810             // No wake lock is grabbed so don't set timeout
811             shouldScheduleTimeout = false;
812             break;
813     }
814 
815     appendPrintBuf("[UNSL]< %s", requestToString(unsolResponse));
816 
817     int responseType;
818     if (s_callbacks.version >= 13
819                 && s_unsolResponses[unsolResponseIndex].wakeType == WAKE_PARTIAL) {
820         responseType = RESPONSE_UNSOLICITED_ACK_EXP;
821     } else {
822         responseType = RESPONSE_UNSOLICITED;
823     }
824 
825     pthread_rwlock_t *radioServiceRwlockPtr = radio_1_6::getRadioServiceRwlock((int) soc_id);
826     int rwlockRet;
827 
828     if (unsolResponse == RIL_UNSOL_NITZ_TIME_RECEIVED) {
829         // get a write lock in caes of NITZ since setNitzTimeReceived() is called
830         rwlockRet = pthread_rwlock_wrlock(radioServiceRwlockPtr);
831         assert(rwlockRet == 0);
832         radio_1_6::setNitzTimeReceived((int) soc_id, android::elapsedRealtime());
833     } else {
834         rwlockRet = pthread_rwlock_rdlock(radioServiceRwlockPtr);
835         assert(rwlockRet == 0);
836     }
837 
838     if (pURI != NULL && pURI->responseFunction != NULL) {
839         ret = pURI->responseFunction((int) soc_id, responseType, 0, RIL_E_SUCCESS,
840                 const_cast<void*>(data), datalen);
841     } else {
842         RLOGW("No call responseFunction defined for UNSOLICITED");
843     }
844 
845     rwlockRet = pthread_rwlock_unlock(radioServiceRwlockPtr);
846     assert(rwlockRet == 0);
847 
848     if (s_callbacks.version < 13) {
849         if (shouldScheduleTimeout) {
850             UserCallbackInfo *p_info = internalRequestTimedCallback(wakeTimeoutCallback, NULL,
851                     &TIMEVAL_WAKE_TIMEOUT);
852 
853             if (p_info == NULL) {
854                 goto error_exit;
855             } else {
856                 // Cancel the previous request
857                 if (s_last_wake_timeout_info != NULL) {
858                     s_last_wake_timeout_info->userParam = (void *)1;
859                 }
860                 s_last_wake_timeout_info = p_info;
861             }
862         }
863     }
864 
865 #if VDBG
866     RLOGI("%s UNSOLICITED: %s length:%zu", rilSocketIdToString(soc_id),
867             requestToString(unsolResponse), datalen);
868 #endif
869 
870     if (ret != 0 && unsolResponse == RIL_UNSOL_NITZ_TIME_RECEIVED) {
871         // Unfortunately, NITZ time is not poll/update like everything
872         // else in the system. So, if the upstream client isn't connected,
873         // keep a copy of the last NITZ response (with receive time noted
874         // above) around so we can deliver it when it is connected
875 
876         if (s_lastNITZTimeData != NULL) {
877             free(s_lastNITZTimeData);
878             s_lastNITZTimeData = NULL;
879         }
880 
881         s_lastNITZTimeData = calloc(datalen, 1);
882         if (s_lastNITZTimeData == NULL) {
883             RLOGE("Memory allocation failed in RIL_onUnsolicitedResponse");
884             goto error_exit;
885         }
886         s_lastNITZTimeDataSize = datalen;
887         memcpy(s_lastNITZTimeData, data, datalen);
888     }
889 
890     // Normal exit
891     return;
892 
893 error_exit:
894     if (shouldScheduleTimeout) {
895         releaseWakeLock();
896     }
897 }
898 
899 /** FIXME generalize this if you track UserCAllbackInfo, clear it
900     when the callback occurs
901 */
902 static UserCallbackInfo *
internalRequestTimedCallback(RIL_TimedCallback callback,void * param,const struct timeval * relativeTime)903 internalRequestTimedCallback (RIL_TimedCallback callback, void *param,
904                                 const struct timeval *relativeTime)
905 {
906     struct timeval myRelativeTime;
907     UserCallbackInfo *p_info;
908 
909     p_info = (UserCallbackInfo *) calloc(1, sizeof(UserCallbackInfo));
910     if (p_info == NULL) {
911         RLOGE("Memory allocation failed in internalRequestTimedCallback");
912         return p_info;
913 
914     }
915 
916     p_info->p_callback = callback;
917     p_info->userParam = param;
918 
919     if (relativeTime == NULL) {
920         /* treat null parameter as a 0 relative time */
921         memset (&myRelativeTime, 0, sizeof(myRelativeTime));
922     } else {
923         /* FIXME I think event_add's tv param is really const anyway */
924         memcpy (&myRelativeTime, relativeTime, sizeof(myRelativeTime));
925     }
926 
927     ril_event_set(&(p_info->event), -1, false, userTimerCallback, p_info);
928 
929     ril_timer_add(&(p_info->event), &myRelativeTime);
930 
931     triggerEvLoop();
932     return p_info;
933 }
934 
935 
936 extern "C" void
RIL_requestTimedCallback(RIL_TimedCallback callback,void * param,const struct timeval * relativeTime)937 RIL_requestTimedCallback (RIL_TimedCallback callback, void *param,
938                                 const struct timeval *relativeTime) {
939     internalRequestTimedCallback (callback, param, relativeTime);
940 }
941 
942 const char *
failCauseToString(RIL_Errno e)943 failCauseToString(RIL_Errno e) {
944     switch(e) {
945         case RIL_E_SUCCESS: return "E_SUCCESS";
946         case RIL_E_RADIO_NOT_AVAILABLE: return "E_RADIO_NOT_AVAILABLE";
947         case RIL_E_GENERIC_FAILURE: return "E_GENERIC_FAILURE";
948         case RIL_E_PASSWORD_INCORRECT: return "E_PASSWORD_INCORRECT";
949         case RIL_E_SIM_PIN2: return "E_SIM_PIN2";
950         case RIL_E_SIM_PUK2: return "E_SIM_PUK2";
951         case RIL_E_REQUEST_NOT_SUPPORTED: return "E_REQUEST_NOT_SUPPORTED";
952         case RIL_E_CANCELLED: return "E_CANCELLED";
953         case RIL_E_OP_NOT_ALLOWED_DURING_VOICE_CALL: return "E_OP_NOT_ALLOWED_DURING_VOICE_CALL";
954         case RIL_E_OP_NOT_ALLOWED_BEFORE_REG_TO_NW: return "E_OP_NOT_ALLOWED_BEFORE_REG_TO_NW";
955         case RIL_E_SMS_SEND_FAIL_RETRY: return "E_SMS_SEND_FAIL_RETRY";
956         case RIL_E_SIM_ABSENT:return "E_SIM_ABSENT";
957         case RIL_E_ILLEGAL_SIM_OR_ME:return "E_ILLEGAL_SIM_OR_ME";
958 #ifdef FEATURE_MULTIMODE_ANDROID
959         case RIL_E_SUBSCRIPTION_NOT_AVAILABLE:return "E_SUBSCRIPTION_NOT_AVAILABLE";
960         case RIL_E_MODE_NOT_SUPPORTED:return "E_MODE_NOT_SUPPORTED";
961 #endif
962         case RIL_E_FDN_CHECK_FAILURE: return "E_FDN_CHECK_FAILURE";
963         case RIL_E_MISSING_RESOURCE: return "E_MISSING_RESOURCE";
964         case RIL_E_NO_SUCH_ELEMENT: return "E_NO_SUCH_ELEMENT";
965         case RIL_E_DIAL_MODIFIED_TO_USSD: return "E_DIAL_MODIFIED_TO_USSD";
966         case RIL_E_DIAL_MODIFIED_TO_SS: return "E_DIAL_MODIFIED_TO_SS";
967         case RIL_E_DIAL_MODIFIED_TO_DIAL: return "E_DIAL_MODIFIED_TO_DIAL";
968         case RIL_E_USSD_MODIFIED_TO_DIAL: return "E_USSD_MODIFIED_TO_DIAL";
969         case RIL_E_USSD_MODIFIED_TO_SS: return "E_USSD_MODIFIED_TO_SS";
970         case RIL_E_USSD_MODIFIED_TO_USSD: return "E_USSD_MODIFIED_TO_USSD";
971         case RIL_E_SS_MODIFIED_TO_DIAL: return "E_SS_MODIFIED_TO_DIAL";
972         case RIL_E_SS_MODIFIED_TO_USSD: return "E_SS_MODIFIED_TO_USSD";
973         case RIL_E_SUBSCRIPTION_NOT_SUPPORTED: return "E_SUBSCRIPTION_NOT_SUPPORTED";
974         case RIL_E_SS_MODIFIED_TO_SS: return "E_SS_MODIFIED_TO_SS";
975         case RIL_E_LCE_NOT_SUPPORTED: return "E_LCE_NOT_SUPPORTED";
976         case RIL_E_NO_MEMORY: return "E_NO_MEMORY";
977         case RIL_E_INTERNAL_ERR: return "E_INTERNAL_ERR";
978         case RIL_E_SYSTEM_ERR: return "E_SYSTEM_ERR";
979         case RIL_E_MODEM_ERR: return "E_MODEM_ERR";
980         case RIL_E_INVALID_STATE: return "E_INVALID_STATE";
981         case RIL_E_NO_RESOURCES: return "E_NO_RESOURCES";
982         case RIL_E_SIM_ERR: return "E_SIM_ERR";
983         case RIL_E_INVALID_ARGUMENTS: return "E_INVALID_ARGUMENTS";
984         case RIL_E_INVALID_SIM_STATE: return "E_INVALID_SIM_STATE";
985         case RIL_E_INVALID_MODEM_STATE: return "E_INVALID_MODEM_STATE";
986         case RIL_E_INVALID_CALL_ID: return "E_INVALID_CALL_ID";
987         case RIL_E_NO_SMS_TO_ACK: return "E_NO_SMS_TO_ACK";
988         case RIL_E_NETWORK_ERR: return "E_NETWORK_ERR";
989         case RIL_E_REQUEST_RATE_LIMITED: return "E_REQUEST_RATE_LIMITED";
990         case RIL_E_SIM_BUSY: return "E_SIM_BUSY";
991         case RIL_E_SIM_FULL: return "E_SIM_FULL";
992         case RIL_E_NETWORK_REJECT: return "E_NETWORK_REJECT";
993         case RIL_E_OPERATION_NOT_ALLOWED: return "E_OPERATION_NOT_ALLOWED";
994         case RIL_E_EMPTY_RECORD: return "E_EMPTY_RECORD";
995         case RIL_E_INVALID_SMS_FORMAT: return "E_INVALID_SMS_FORMAT";
996         case RIL_E_ENCODING_ERR: return "E_ENCODING_ERR";
997         case RIL_E_INVALID_SMSC_ADDRESS: return "E_INVALID_SMSC_ADDRESS";
998         case RIL_E_NO_SUCH_ENTRY: return "E_NO_SUCH_ENTRY";
999         case RIL_E_NETWORK_NOT_READY: return "E_NETWORK_NOT_READY";
1000         case RIL_E_NOT_PROVISIONED: return "E_NOT_PROVISIONED";
1001         case RIL_E_NO_SUBSCRIPTION: return "E_NO_SUBSCRIPTION";
1002         case RIL_E_NO_NETWORK_FOUND: return "E_NO_NETWORK_FOUND";
1003         case RIL_E_DEVICE_IN_USE: return "E_DEVICE_IN_USE";
1004         case RIL_E_ABORTED: return "E_ABORTED";
1005         case RIL_E_INVALID_RESPONSE: return "INVALID_RESPONSE";
1006         case RIL_E_OEM_ERROR_1: return "E_OEM_ERROR_1";
1007         case RIL_E_OEM_ERROR_2: return "E_OEM_ERROR_2";
1008         case RIL_E_OEM_ERROR_3: return "E_OEM_ERROR_3";
1009         case RIL_E_OEM_ERROR_4: return "E_OEM_ERROR_4";
1010         case RIL_E_OEM_ERROR_5: return "E_OEM_ERROR_5";
1011         case RIL_E_OEM_ERROR_6: return "E_OEM_ERROR_6";
1012         case RIL_E_OEM_ERROR_7: return "E_OEM_ERROR_7";
1013         case RIL_E_OEM_ERROR_8: return "E_OEM_ERROR_8";
1014         case RIL_E_OEM_ERROR_9: return "E_OEM_ERROR_9";
1015         case RIL_E_OEM_ERROR_10: return "E_OEM_ERROR_10";
1016         case RIL_E_OEM_ERROR_11: return "E_OEM_ERROR_11";
1017         case RIL_E_OEM_ERROR_12: return "E_OEM_ERROR_12";
1018         case RIL_E_OEM_ERROR_13: return "E_OEM_ERROR_13";
1019         case RIL_E_OEM_ERROR_14: return "E_OEM_ERROR_14";
1020         case RIL_E_OEM_ERROR_15: return "E_OEM_ERROR_15";
1021         case RIL_E_OEM_ERROR_16: return "E_OEM_ERROR_16";
1022         case RIL_E_OEM_ERROR_17: return "E_OEM_ERROR_17";
1023         case RIL_E_OEM_ERROR_18: return "E_OEM_ERROR_18";
1024         case RIL_E_OEM_ERROR_19: return "E_OEM_ERROR_19";
1025         case RIL_E_OEM_ERROR_20: return "E_OEM_ERROR_20";
1026         case RIL_E_OEM_ERROR_21: return "E_OEM_ERROR_21";
1027         case RIL_E_OEM_ERROR_22: return "E_OEM_ERROR_22";
1028         case RIL_E_OEM_ERROR_23: return "E_OEM_ERROR_23";
1029         case RIL_E_OEM_ERROR_24: return "E_OEM_ERROR_24";
1030         case RIL_E_OEM_ERROR_25: return "E_OEM_ERROR_25";
1031         default: return "<unknown error>";
1032     }
1033 }
1034 
1035 const char *
radioStateToString(RIL_RadioState s)1036 radioStateToString(RIL_RadioState s) {
1037     switch(s) {
1038         case RADIO_STATE_OFF: return "RADIO_OFF";
1039         case RADIO_STATE_UNAVAILABLE: return "RADIO_UNAVAILABLE";
1040         case RADIO_STATE_ON:return"RADIO_ON";
1041         default: return "<unknown state>";
1042     }
1043 }
1044 
1045 const char *
callStateToString(RIL_CallState s)1046 callStateToString(RIL_CallState s) {
1047     switch(s) {
1048         case RIL_CALL_ACTIVE : return "ACTIVE";
1049         case RIL_CALL_HOLDING: return "HOLDING";
1050         case RIL_CALL_DIALING: return "DIALING";
1051         case RIL_CALL_ALERTING: return "ALERTING";
1052         case RIL_CALL_INCOMING: return "INCOMING";
1053         case RIL_CALL_WAITING: return "WAITING";
1054         default: return "<unknown state>";
1055     }
1056 }
1057 
1058 const char *
requestToString(int request)1059 requestToString(int request) {
1060 /*
1061  cat guest/hals/ril/reference-libril/ril_commands.h \
1062  | egrep "^ *{RIL_" \
1063  | sed -re 's/\{RIL_([^,]+),[^,]+,([^}]+).+/case RIL_\1: return "\1";/'
1064 
1065 
1066  cat guest/hals/ril/reference-libril/ril_unsol_commands.h \
1067  | egrep "^ *{RIL_" \
1068  | sed -re 's/\{RIL_([^,]+),([^}]+).+/case RIL_\1: return "\1";/'
1069 
1070 */
1071     switch(request) {
1072         case RIL_REQUEST_GET_SIM_STATUS: return "GET_SIM_STATUS";
1073         case RIL_REQUEST_ENTER_SIM_PIN: return "ENTER_SIM_PIN";
1074         case RIL_REQUEST_ENTER_SIM_PUK: return "ENTER_SIM_PUK";
1075         case RIL_REQUEST_ENTER_SIM_PIN2: return "ENTER_SIM_PIN2";
1076         case RIL_REQUEST_ENTER_SIM_PUK2: return "ENTER_SIM_PUK2";
1077         case RIL_REQUEST_CHANGE_SIM_PIN: return "CHANGE_SIM_PIN";
1078         case RIL_REQUEST_CHANGE_SIM_PIN2: return "CHANGE_SIM_PIN2";
1079         case RIL_REQUEST_ENTER_NETWORK_DEPERSONALIZATION: return "ENTER_NETWORK_DEPERSONALIZATION";
1080         case RIL_REQUEST_GET_CURRENT_CALLS: return "GET_CURRENT_CALLS";
1081         case RIL_REQUEST_DIAL: return "DIAL";
1082         case RIL_REQUEST_GET_IMSI: return "GET_IMSI";
1083         case RIL_REQUEST_HANGUP: return "HANGUP";
1084         case RIL_REQUEST_HANGUP_WAITING_OR_BACKGROUND: return "HANGUP_WAITING_OR_BACKGROUND";
1085         case RIL_REQUEST_HANGUP_FOREGROUND_RESUME_BACKGROUND: return "HANGUP_FOREGROUND_RESUME_BACKGROUND";
1086         case RIL_REQUEST_SWITCH_WAITING_OR_HOLDING_AND_ACTIVE: return "SWITCH_WAITING_OR_HOLDING_AND_ACTIVE";
1087         case RIL_REQUEST_CONFERENCE: return "CONFERENCE";
1088         case RIL_REQUEST_UDUB: return "UDUB";
1089         case RIL_REQUEST_LAST_CALL_FAIL_CAUSE: return "LAST_CALL_FAIL_CAUSE";
1090         case RIL_REQUEST_SIGNAL_STRENGTH: return "SIGNAL_STRENGTH";
1091         case RIL_REQUEST_VOICE_REGISTRATION_STATE: return "VOICE_REGISTRATION_STATE";
1092         case RIL_REQUEST_DATA_REGISTRATION_STATE: return "DATA_REGISTRATION_STATE";
1093         case RIL_REQUEST_OPERATOR: return "OPERATOR";
1094         case RIL_REQUEST_RADIO_POWER: return "RADIO_POWER";
1095         case RIL_REQUEST_DTMF: return "DTMF";
1096         case RIL_REQUEST_SEND_SMS: return "SEND_SMS";
1097         case RIL_REQUEST_SEND_SMS_EXPECT_MORE: return "SEND_SMS_EXPECT_MORE";
1098         case RIL_REQUEST_SETUP_DATA_CALL: return "SETUP_DATA_CALL";
1099         case RIL_REQUEST_SIM_IO: return "SIM_IO";
1100         case RIL_REQUEST_SEND_USSD: return "SEND_USSD";
1101         case RIL_REQUEST_CANCEL_USSD: return "CANCEL_USSD";
1102         case RIL_REQUEST_GET_CLIR: return "GET_CLIR";
1103         case RIL_REQUEST_SET_CLIR: return "SET_CLIR";
1104         case RIL_REQUEST_QUERY_CALL_FORWARD_STATUS: return "QUERY_CALL_FORWARD_STATUS";
1105         case RIL_REQUEST_SET_CALL_FORWARD: return "SET_CALL_FORWARD";
1106         case RIL_REQUEST_QUERY_CALL_WAITING: return "QUERY_CALL_WAITING";
1107         case RIL_REQUEST_SET_CALL_WAITING: return "SET_CALL_WAITING";
1108         case RIL_REQUEST_SMS_ACKNOWLEDGE: return "SMS_ACKNOWLEDGE";
1109         case RIL_REQUEST_GET_IMEI: return "GET_IMEI";
1110         case RIL_REQUEST_GET_IMEISV: return "GET_IMEISV";
1111         case RIL_REQUEST_ANSWER: return "ANSWER";
1112         case RIL_REQUEST_DEACTIVATE_DATA_CALL: return "DEACTIVATE_DATA_CALL";
1113         case RIL_REQUEST_QUERY_FACILITY_LOCK: return "QUERY_FACILITY_LOCK";
1114         case RIL_REQUEST_SET_FACILITY_LOCK: return "SET_FACILITY_LOCK";
1115         case RIL_REQUEST_CHANGE_BARRING_PASSWORD: return "CHANGE_BARRING_PASSWORD";
1116         case RIL_REQUEST_QUERY_NETWORK_SELECTION_MODE: return "QUERY_NETWORK_SELECTION_MODE";
1117         case RIL_REQUEST_SET_SYSTEM_SELECTION_CHANNELS: return "RIL_REQUEST_SET_SYSTEM_SELECTION_CHANNELS";
1118         case RIL_REQUEST_GET_SYSTEM_SELECTION_CHANNELS: return "RIL_REQUEST_GET_SYSTEM_SELECTION_CHANNELS";
1119         case RIL_REQUEST_START_NETWORK_SCAN: return "RIL_REQUEST_START_NETWORK_SCAN";
1120         case RIL_REQUEST_SET_NETWORK_SELECTION_AUTOMATIC: return "SET_NETWORK_SELECTION_AUTOMATIC";
1121         case RIL_REQUEST_SET_NETWORK_SELECTION_MANUAL: return "SET_NETWORK_SELECTION_MANUAL";
1122         case RIL_REQUEST_QUERY_AVAILABLE_NETWORKS: return "QUERY_AVAILABLE_NETWORKS";
1123         case RIL_REQUEST_DTMF_START: return "DTMF_START";
1124         case RIL_REQUEST_DTMF_STOP: return "DTMF_STOP";
1125         case RIL_REQUEST_BASEBAND_VERSION: return "BASEBAND_VERSION";
1126         case RIL_REQUEST_SEPARATE_CONNECTION: return "SEPARATE_CONNECTION";
1127         case RIL_REQUEST_SET_MUTE: return "SET_MUTE";
1128         case RIL_REQUEST_GET_MUTE: return "GET_MUTE";
1129         case RIL_REQUEST_QUERY_CLIP: return "QUERY_CLIP";
1130         case RIL_REQUEST_LAST_DATA_CALL_FAIL_CAUSE: return "LAST_DATA_CALL_FAIL_CAUSE";
1131         case RIL_REQUEST_DATA_CALL_LIST: return "DATA_CALL_LIST";
1132         case RIL_REQUEST_RESET_RADIO: return "RESET_RADIO";
1133         case RIL_REQUEST_OEM_HOOK_RAW: return "OEM_HOOK_RAW";
1134         case RIL_REQUEST_OEM_HOOK_STRINGS: return "OEM_HOOK_STRINGS";
1135         case RIL_REQUEST_SCREEN_STATE: return "SCREEN_STATE";
1136         case RIL_REQUEST_SET_SUPP_SVC_NOTIFICATION: return "SET_SUPP_SVC_NOTIFICATION";
1137         case RIL_REQUEST_WRITE_SMS_TO_SIM: return "WRITE_SMS_TO_SIM";
1138         case RIL_REQUEST_DELETE_SMS_ON_SIM: return "DELETE_SMS_ON_SIM";
1139         case RIL_REQUEST_SET_BAND_MODE: return "SET_BAND_MODE";
1140         case RIL_REQUEST_QUERY_AVAILABLE_BAND_MODE: return "QUERY_AVAILABLE_BAND_MODE";
1141         case RIL_REQUEST_STK_GET_PROFILE: return "STK_GET_PROFILE";
1142         case RIL_REQUEST_STK_SET_PROFILE: return "STK_SET_PROFILE";
1143         case RIL_REQUEST_STK_SEND_ENVELOPE_COMMAND: return "STK_SEND_ENVELOPE_COMMAND";
1144         case RIL_REQUEST_STK_SEND_TERMINAL_RESPONSE: return "STK_SEND_TERMINAL_RESPONSE";
1145         case RIL_REQUEST_STK_HANDLE_CALL_SETUP_REQUESTED_FROM_SIM: return "STK_HANDLE_CALL_SETUP_REQUESTED_FROM_SIM";
1146         case RIL_REQUEST_EXPLICIT_CALL_TRANSFER: return "EXPLICIT_CALL_TRANSFER";
1147         case RIL_REQUEST_SET_PREFERRED_NETWORK_TYPE: return "SET_PREFERRED_NETWORK_TYPE";
1148         case RIL_REQUEST_GET_PREFERRED_NETWORK_TYPE: return "GET_PREFERRED_NETWORK_TYPE";
1149         case RIL_REQUEST_GET_NEIGHBORING_CELL_IDS: return "GET_NEIGHBORING_CELL_IDS";
1150         case RIL_REQUEST_SET_LOCATION_UPDATES: return "SET_LOCATION_UPDATES";
1151         case RIL_REQUEST_CDMA_SET_SUBSCRIPTION_SOURCE: return "CDMA_SET_SUBSCRIPTION_SOURCE";
1152         case RIL_REQUEST_CDMA_SET_ROAMING_PREFERENCE: return "CDMA_SET_ROAMING_PREFERENCE";
1153         case RIL_REQUEST_CDMA_QUERY_ROAMING_PREFERENCE: return "CDMA_QUERY_ROAMING_PREFERENCE";
1154         case RIL_REQUEST_SET_TTY_MODE: return "SET_TTY_MODE";
1155         case RIL_REQUEST_QUERY_TTY_MODE: return "QUERY_TTY_MODE";
1156         case RIL_REQUEST_CDMA_SET_PREFERRED_VOICE_PRIVACY_MODE: return "CDMA_SET_PREFERRED_VOICE_PRIVACY_MODE";
1157         case RIL_REQUEST_CDMA_QUERY_PREFERRED_VOICE_PRIVACY_MODE: return "CDMA_QUERY_PREFERRED_VOICE_PRIVACY_MODE";
1158         case RIL_REQUEST_CDMA_FLASH: return "CDMA_FLASH";
1159         case RIL_REQUEST_CDMA_BURST_DTMF: return "CDMA_BURST_DTMF";
1160         case RIL_REQUEST_CDMA_VALIDATE_AND_WRITE_AKEY: return "CDMA_VALIDATE_AND_WRITE_AKEY";
1161         case RIL_REQUEST_CDMA_SEND_SMS: return "CDMA_SEND_SMS";
1162         case RIL_REQUEST_CDMA_SMS_ACKNOWLEDGE: return "CDMA_SMS_ACKNOWLEDGE";
1163         case RIL_REQUEST_GSM_GET_BROADCAST_SMS_CONFIG: return "GSM_GET_BROADCAST_SMS_CONFIG";
1164         case RIL_REQUEST_GSM_SET_BROADCAST_SMS_CONFIG: return "GSM_SET_BROADCAST_SMS_CONFIG";
1165         case RIL_REQUEST_GSM_SMS_BROADCAST_ACTIVATION: return "GSM_SMS_BROADCAST_ACTIVATION";
1166         case RIL_REQUEST_CDMA_GET_BROADCAST_SMS_CONFIG: return "CDMA_GET_BROADCAST_SMS_CONFIG";
1167         case RIL_REQUEST_CDMA_SET_BROADCAST_SMS_CONFIG: return "CDMA_SET_BROADCAST_SMS_CONFIG";
1168         case RIL_REQUEST_CDMA_SMS_BROADCAST_ACTIVATION: return "CDMA_SMS_BROADCAST_ACTIVATION";
1169         case RIL_REQUEST_CDMA_SUBSCRIPTION: return "CDMA_SUBSCRIPTION";
1170         case RIL_REQUEST_CDMA_WRITE_SMS_TO_RUIM: return "CDMA_WRITE_SMS_TO_RUIM";
1171         case RIL_REQUEST_CDMA_DELETE_SMS_ON_RUIM: return "CDMA_DELETE_SMS_ON_RUIM";
1172         case RIL_REQUEST_DEVICE_IDENTITY: return "DEVICE_IDENTITY";
1173         case RIL_REQUEST_EXIT_EMERGENCY_CALLBACK_MODE: return "EXIT_EMERGENCY_CALLBACK_MODE";
1174         case RIL_REQUEST_GET_SMSC_ADDRESS: return "GET_SMSC_ADDRESS";
1175         case RIL_REQUEST_SET_SMSC_ADDRESS: return "SET_SMSC_ADDRESS";
1176         case RIL_REQUEST_REPORT_SMS_MEMORY_STATUS: return "REPORT_SMS_MEMORY_STATUS";
1177         case RIL_REQUEST_REPORT_STK_SERVICE_IS_RUNNING: return "REPORT_STK_SERVICE_IS_RUNNING";
1178         case RIL_REQUEST_CDMA_GET_SUBSCRIPTION_SOURCE: return "CDMA_GET_SUBSCRIPTION_SOURCE";
1179         case RIL_REQUEST_ISIM_AUTHENTICATION: return "ISIM_AUTHENTICATION";
1180         case RIL_REQUEST_ACKNOWLEDGE_INCOMING_GSM_SMS_WITH_PDU: return "ACKNOWLEDGE_INCOMING_GSM_SMS_WITH_PDU";
1181         case RIL_REQUEST_STK_SEND_ENVELOPE_WITH_STATUS: return "STK_SEND_ENVELOPE_WITH_STATUS";
1182         case RIL_REQUEST_VOICE_RADIO_TECH: return "VOICE_RADIO_TECH";
1183         case RIL_REQUEST_GET_CELL_INFO_LIST: return "GET_CELL_INFO_LIST";
1184         case RIL_REQUEST_SET_UNSOL_CELL_INFO_LIST_RATE: return "SET_UNSOL_CELL_INFO_LIST_RATE";
1185         case RIL_REQUEST_SET_INITIAL_ATTACH_APN: return "SET_INITIAL_ATTACH_APN";
1186         case RIL_REQUEST_IMS_REGISTRATION_STATE: return "IMS_REGISTRATION_STATE";
1187         case RIL_REQUEST_IMS_SEND_SMS: return "IMS_SEND_SMS";
1188         case RIL_REQUEST_SIM_TRANSMIT_APDU_BASIC: return "SIM_TRANSMIT_APDU_BASIC";
1189         case RIL_REQUEST_SIM_OPEN_CHANNEL: return "SIM_OPEN_CHANNEL";
1190         case RIL_REQUEST_SIM_CLOSE_CHANNEL: return "SIM_CLOSE_CHANNEL";
1191         case RIL_REQUEST_SIM_TRANSMIT_APDU_CHANNEL: return "SIM_TRANSMIT_APDU_CHANNEL";
1192         case RIL_REQUEST_NV_READ_ITEM: return "NV_READ_ITEM";
1193         case RIL_REQUEST_NV_WRITE_ITEM: return "NV_WRITE_ITEM";
1194         case RIL_REQUEST_NV_WRITE_CDMA_PRL: return "NV_WRITE_CDMA_PRL";
1195         case RIL_REQUEST_NV_RESET_CONFIG: return "NV_RESET_CONFIG";
1196         case RIL_REQUEST_SET_UICC_SUBSCRIPTION: return "SET_UICC_SUBSCRIPTION";
1197         case RIL_REQUEST_ALLOW_DATA: return "ALLOW_DATA";
1198         case RIL_REQUEST_GET_HARDWARE_CONFIG: return "GET_HARDWARE_CONFIG";
1199         case RIL_REQUEST_SIM_AUTHENTICATION: return "SIM_AUTHENTICATION";
1200         case RIL_REQUEST_GET_DC_RT_INFO: return "GET_DC_RT_INFO";
1201         case RIL_REQUEST_SET_DC_RT_INFO_RATE: return "SET_DC_RT_INFO_RATE";
1202         case RIL_REQUEST_SET_DATA_PROFILE: return "SET_DATA_PROFILE";
1203         case RIL_REQUEST_SHUTDOWN: return "SHUTDOWN";
1204         case RIL_REQUEST_GET_RADIO_CAPABILITY: return "GET_RADIO_CAPABILITY";
1205         case RIL_REQUEST_SET_RADIO_CAPABILITY: return "SET_RADIO_CAPABILITY";
1206         case RIL_REQUEST_START_LCE: return "START_LCE";
1207         case RIL_REQUEST_STOP_LCE: return "STOP_LCE";
1208         case RIL_REQUEST_PULL_LCEDATA: return "PULL_LCEDATA";
1209         case RIL_REQUEST_GET_ACTIVITY_INFO: return "GET_ACTIVITY_INFO";
1210         case RIL_REQUEST_SET_CARRIER_RESTRICTIONS: return "SET_CARRIER_RESTRICTIONS";
1211         case RIL_REQUEST_GET_CARRIER_RESTRICTIONS: return "GET_CARRIER_RESTRICTIONS";
1212         case RIL_REQUEST_SET_CARRIER_INFO_IMSI_ENCRYPTION: return "SET_CARRIER_INFO_IMSI_ENCRYPTION";
1213         case RIL_REQUEST_SET_SIGNAL_STRENGTH_REPORTING_CRITERIA: return "SET_SIGNAL_STRENGTH_REPORTING_CRITERIA";
1214         case RIL_REQUEST_SET_LINK_CAPACITY_REPORTING_CRITERIA: return "SET_LINK_CAPACITY_REPORTING_CRITERIA";
1215         case RIL_REQUEST_ENABLE_UICC_APPLICATIONS: return "ENABLE_UICC_APPLICATIONS";
1216         case RIL_REQUEST_ARE_UICC_APPLICATIONS_ENABLED: return "ARE_UICC_APPLICATIONS_ENABLED";
1217         case RIL_REQUEST_ENTER_SIM_DEPERSONALIZATION: return "ENTER_SIM_DEPERSONALIZATION";
1218         case RIL_REQUEST_CDMA_SEND_SMS_EXPECT_MORE: return "CDMA_SEND_SMS_EXPECT_MORE";
1219         case RIL_REQUEST_GET_BARRING_INFO: return "GET_BARRING_INFO";
1220         case RIL_REQUEST_SET_PREFERRED_NETWORK_TYPE_BITMAP: return "SET_PREFERRED_NETWORK_TYPE_BITMAP";
1221         case RIL_REQUEST_GET_PREFERRED_NETWORK_TYPE_BITMAP: return "GET_PREFERRED_NETWORK_TYPE_BITMAP";
1222         case RIL_REQUEST_SET_ALLOWED_NETWORK_TYPES_BITMAP: return "SET_ALLOWED_NETWORK_TYPES_BITMAP";
1223         case RIL_REQUEST_GET_ALLOWED_NETWORK_TYPES_BITMAP: return "GET_ALLOWED_NETWORK_TYPES_BITMAP";
1224         case RIL_REQUEST_GET_SLICING_CONFIG: return "GET_SLICING_CONFIG";
1225         case RIL_RESPONSE_ACKNOWLEDGEMENT: return "RESPONSE_ACKNOWLEDGEMENT";
1226         case RIL_UNSOL_RESPONSE_RADIO_STATE_CHANGED: return "UNSOL_RESPONSE_RADIO_STATE_CHANGED";
1227         case RIL_UNSOL_RESPONSE_CALL_STATE_CHANGED: return "UNSOL_RESPONSE_CALL_STATE_CHANGED";
1228         case RIL_UNSOL_RESPONSE_VOICE_NETWORK_STATE_CHANGED: return "UNSOL_RESPONSE_VOICE_NETWORK_STATE_CHANGED";
1229         case RIL_UNSOL_RESPONSE_NEW_SMS: return "UNSOL_RESPONSE_NEW_SMS";
1230         case RIL_UNSOL_RESPONSE_NEW_SMS_STATUS_REPORT: return "UNSOL_RESPONSE_NEW_SMS_STATUS_REPORT";
1231         case RIL_UNSOL_RESPONSE_NEW_SMS_ON_SIM: return "UNSOL_RESPONSE_NEW_SMS_ON_SIM";
1232         case RIL_UNSOL_ON_USSD: return "UNSOL_ON_USSD";
1233         case RIL_UNSOL_ON_USSD_REQUEST: return "UNSOL_ON_USSD_REQUEST";
1234         case RIL_UNSOL_NITZ_TIME_RECEIVED: return "UNSOL_NITZ_TIME_RECEIVED";
1235         case RIL_UNSOL_SIGNAL_STRENGTH: return "UNSOL_SIGNAL_STRENGTH";
1236         case RIL_UNSOL_DATA_CALL_LIST_CHANGED: return "UNSOL_DATA_CALL_LIST_CHANGED";
1237         case RIL_UNSOL_SUPP_SVC_NOTIFICATION: return "UNSOL_SUPP_SVC_NOTIFICATION";
1238         case RIL_UNSOL_STK_SESSION_END: return "UNSOL_STK_SESSION_END";
1239         case RIL_UNSOL_STK_PROACTIVE_COMMAND: return "UNSOL_STK_PROACTIVE_COMMAND";
1240         case RIL_UNSOL_STK_EVENT_NOTIFY: return "UNSOL_STK_EVENT_NOTIFY";
1241         case RIL_UNSOL_STK_CALL_SETUP: return "UNSOL_STK_CALL_SETUP";
1242         case RIL_UNSOL_SIM_SMS_STORAGE_FULL: return "UNSOL_SIM_SMS_STORAGE_FULL";
1243         case RIL_UNSOL_SIM_REFRESH: return "UNSOL_SIM_REFRESH";
1244         case RIL_UNSOL_CALL_RING: return "UNSOL_CALL_RING";
1245         case RIL_UNSOL_RESPONSE_SIM_STATUS_CHANGED: return "UNSOL_RESPONSE_SIM_STATUS_CHANGED";
1246         case RIL_UNSOL_RESPONSE_CDMA_NEW_SMS: return "UNSOL_RESPONSE_CDMA_NEW_SMS";
1247         case RIL_UNSOL_RESPONSE_NEW_BROADCAST_SMS: return "UNSOL_RESPONSE_NEW_BROADCAST_SMS";
1248         case RIL_UNSOL_CDMA_RUIM_SMS_STORAGE_FULL: return "UNSOL_CDMA_RUIM_SMS_STORAGE_FULL";
1249         case RIL_UNSOL_RESTRICTED_STATE_CHANGED: return "UNSOL_RESTRICTED_STATE_CHANGED";
1250         case RIL_UNSOL_ENTER_EMERGENCY_CALLBACK_MODE: return "UNSOL_ENTER_EMERGENCY_CALLBACK_MODE";
1251         case RIL_UNSOL_CDMA_CALL_WAITING: return "UNSOL_CDMA_CALL_WAITING";
1252         case RIL_UNSOL_CDMA_OTA_PROVISION_STATUS: return "UNSOL_CDMA_OTA_PROVISION_STATUS";
1253         case RIL_UNSOL_CDMA_INFO_REC: return "UNSOL_CDMA_INFO_REC";
1254         case RIL_UNSOL_OEM_HOOK_RAW: return "UNSOL_OEM_HOOK_RAW";
1255         case RIL_UNSOL_RINGBACK_TONE: return "UNSOL_RINGBACK_TONE";
1256         case RIL_UNSOL_RESEND_INCALL_MUTE: return "UNSOL_RESEND_INCALL_MUTE";
1257         case RIL_UNSOL_CDMA_SUBSCRIPTION_SOURCE_CHANGED: return "UNSOL_CDMA_SUBSCRIPTION_SOURCE_CHANGED";
1258         case RIL_UNSOL_CDMA_PRL_CHANGED: return "UNSOL_CDMA_PRL_CHANGED";
1259         case RIL_UNSOL_EXIT_EMERGENCY_CALLBACK_MODE: return "UNSOL_EXIT_EMERGENCY_CALLBACK_MODE";
1260         case RIL_UNSOL_RIL_CONNECTED: return "UNSOL_RIL_CONNECTED";
1261         case RIL_UNSOL_VOICE_RADIO_TECH_CHANGED: return "UNSOL_VOICE_RADIO_TECH_CHANGED";
1262         case RIL_UNSOL_CELL_INFO_LIST: return "UNSOL_CELL_INFO_LIST";
1263         case RIL_UNSOL_RESPONSE_IMS_NETWORK_STATE_CHANGED: return "UNSOL_RESPONSE_IMS_NETWORK_STATE_CHANGED";
1264         case RIL_UNSOL_UICC_SUBSCRIPTION_STATUS_CHANGED: return "UNSOL_UICC_SUBSCRIPTION_STATUS_CHANGED";
1265         case RIL_UNSOL_SRVCC_STATE_NOTIFY: return "UNSOL_SRVCC_STATE_NOTIFY";
1266         case RIL_UNSOL_HARDWARE_CONFIG_CHANGED: return "UNSOL_HARDWARE_CONFIG_CHANGED";
1267         case RIL_UNSOL_DC_RT_INFO_CHANGED: return "UNSOL_DC_RT_INFO_CHANGED";
1268         case RIL_UNSOL_RADIO_CAPABILITY: return "UNSOL_RADIO_CAPABILITY";
1269         case RIL_UNSOL_MODEM_RESTART: return "UNSOL_MODEM_RESTART";
1270         case RIL_UNSOL_CARRIER_INFO_IMSI_ENCRYPTION: return "UNSOL_CARRIER_INFO_IMSI_ENCRYPTION";
1271         case RIL_UNSOL_ON_SS: return "UNSOL_ON_SS";
1272         case RIL_UNSOL_STK_CC_ALPHA_NOTIFY: return "UNSOL_STK_CC_ALPHA_NOTIFY";
1273         case RIL_UNSOL_LCEDATA_RECV: return "UNSOL_LCEDATA_RECV";
1274         case RIL_UNSOL_PCO_DATA: return "UNSOL_PCO_DATA";
1275         default: return "<unknown request>";
1276     }
1277 }
1278 
1279 const char *
rilSocketIdToString(RIL_SOCKET_ID socket_id)1280 rilSocketIdToString(RIL_SOCKET_ID socket_id)
1281 {
1282     switch(socket_id) {
1283         case RIL_SOCKET_1:
1284             return "RIL_SOCKET_1";
1285 #if (SIM_COUNT >= 2)
1286         case RIL_SOCKET_2:
1287             return "RIL_SOCKET_2";
1288 #endif
1289 #if (SIM_COUNT >= 3)
1290         case RIL_SOCKET_3:
1291             return "RIL_SOCKET_3";
1292 #endif
1293 #if (SIM_COUNT >= 4)
1294         case RIL_SOCKET_4:
1295             return "RIL_SOCKET_4";
1296 #endif
1297         default:
1298             return "not a valid RIL";
1299     }
1300 }
1301 
1302 } /* namespace android */
1303