/* //device/system/reference-ril/reference-ril.c ** ** Copyright 2006, The Android Open Source Project ** ** Licensed under the Apache License, Version 2.0 (the "License"); ** you may not use this file except in compliance with the License. ** You may obtain a copy of the License at ** ** http://www.apache.org/licenses/LICENSE-2.0 ** ** Unless required by applicable law or agreed to in writing, software ** distributed under the License is distributed on an "AS IS" BASIS, ** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. ** See the License for the specific language governing permissions and ** limitations under the License. */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include "atchannel.h" #include "at_tok.h" #include "misc.h" #include #include #include #include #include #include #include "ril.h" #define LOG_TAG "RIL" #include static void *noopRemoveWarning( void *a ) { return a; } #define RIL_UNUSED_PARM(a) noopRemoveWarning((void *)&(a)); #define MAX_AT_RESPONSE 0x1000 /* pathname returned from RIL_REQUEST_SETUP_DATA_CALL / RIL_REQUEST_SETUP_DEFAULT_PDP */ #define PPP_TTY_PATH "eth0" // Default MTU value #define DEFAULT_MTU 1500 #ifdef USE_TI_COMMANDS // Enable a workaround // 1) Make incoming call, do not answer // 2) Hangup remote end // Expected: call should disappear from CLCC line // Actual: Call shows as "ACTIVE" before disappearing #define WORKAROUND_ERRONEOUS_ANSWER 1 // Some varients of the TI stack do not support the +CGEV unsolicited // response. However, they seem to send an unsolicited +CME ERROR: 150 #define WORKAROUND_FAKE_CGEV 1 #endif /* Modem Technology bits */ #define MDM_GSM 0x01 #define MDM_WCDMA 0x02 #define MDM_CDMA 0x04 #define MDM_EVDO 0x08 #define MDM_LTE 0x10 typedef struct { int supportedTechs; // Bitmask of supported Modem Technology bits int currentTech; // Technology the modem is currently using (in the format used by modem) int isMultimode; // Preferred mode bitmask. This is actually 4 byte-sized bitmasks with different priority values, // in which the byte number from LSB to MSB give the priority. // // |MSB| | |LSB // value: |00 |00 |00 |00 // byte #: |3 |2 |1 |0 // // Higher byte order give higher priority. Thus, a value of 0x0000000f represents // a preferred mode of GSM, WCDMA, CDMA, and EvDo in which all are equally preferrable, whereas // 0x00000201 represents a mode with GSM and WCDMA, in which WCDMA is preferred over GSM int32_t preferredNetworkMode; int subscription_source; } ModemInfo; static ModemInfo *sMdmInfo; // TECH returns the current technology in the format used by the modem. // It can be used as an l-value #define TECH(mdminfo) ((mdminfo)->currentTech) // TECH_BIT returns the bitmask equivalent of the current tech #define TECH_BIT(mdminfo) (1 << ((mdminfo)->currentTech)) #define IS_MULTIMODE(mdminfo) ((mdminfo)->isMultimode) #define TECH_SUPPORTED(mdminfo, tech) ((mdminfo)->supportedTechs & (tech)) #define PREFERRED_NETWORK(mdminfo) ((mdminfo)->preferredNetworkMode) // CDMA Subscription Source #define SSOURCE(mdminfo) ((mdminfo)->subscription_source) static int net2modem[] = { MDM_GSM | MDM_WCDMA, // 0 - GSM / WCDMA Pref MDM_GSM, // 1 - GSM only MDM_WCDMA, // 2 - WCDMA only MDM_GSM | MDM_WCDMA, // 3 - GSM / WCDMA Auto MDM_CDMA | MDM_EVDO, // 4 - CDMA / EvDo Auto MDM_CDMA, // 5 - CDMA only MDM_EVDO, // 6 - EvDo only MDM_GSM | MDM_WCDMA | MDM_CDMA | MDM_EVDO, // 7 - GSM/WCDMA, CDMA, EvDo MDM_LTE | MDM_CDMA | MDM_EVDO, // 8 - LTE, CDMA and EvDo MDM_LTE | MDM_GSM | MDM_WCDMA, // 9 - LTE, GSM/WCDMA MDM_LTE | MDM_CDMA | MDM_EVDO | MDM_GSM | MDM_WCDMA, // 10 - LTE, CDMA, EvDo, GSM/WCDMA MDM_LTE, // 11 - LTE only }; static int32_t net2pmask[] = { MDM_GSM | (MDM_WCDMA << 8), // 0 - GSM / WCDMA Pref MDM_GSM, // 1 - GSM only MDM_WCDMA, // 2 - WCDMA only MDM_GSM | MDM_WCDMA, // 3 - GSM / WCDMA Auto MDM_CDMA | MDM_EVDO, // 4 - CDMA / EvDo Auto MDM_CDMA, // 5 - CDMA only MDM_EVDO, // 6 - EvDo only MDM_GSM | MDM_WCDMA | MDM_CDMA | MDM_EVDO, // 7 - GSM/WCDMA, CDMA, EvDo MDM_LTE | MDM_CDMA | MDM_EVDO, // 8 - LTE, CDMA and EvDo MDM_LTE | MDM_GSM | MDM_WCDMA, // 9 - LTE, GSM/WCDMA MDM_LTE | MDM_CDMA | MDM_EVDO | MDM_GSM | MDM_WCDMA, // 10 - LTE, CDMA, EvDo, GSM/WCDMA MDM_LTE, // 11 - LTE only }; static int is3gpp2(int radioTech) { switch (radioTech) { case RADIO_TECH_IS95A: case RADIO_TECH_IS95B: case RADIO_TECH_1xRTT: case RADIO_TECH_EVDO_0: case RADIO_TECH_EVDO_A: case RADIO_TECH_EVDO_B: case RADIO_TECH_EHRPD: return 1; default: return 0; } } typedef enum { SIM_ABSENT = 0, SIM_NOT_READY = 1, SIM_READY = 2, SIM_PIN = 3, SIM_PUK = 4, SIM_NETWORK_PERSONALIZATION = 5, RUIM_ABSENT = 6, RUIM_NOT_READY = 7, RUIM_READY = 8, RUIM_PIN = 9, RUIM_PUK = 10, RUIM_NETWORK_PERSONALIZATION = 11 } SIM_Status; static void onRequest (int request, void *data, size_t datalen, RIL_Token t); static RIL_RadioState currentState(); static int onSupports (int requestCode); static void onCancel (RIL_Token t); static const char *getVersion(); static int isRadioOn(); static SIM_Status getSIMStatus(); static int getCardStatus(RIL_CardStatus_v6 **pp_card_status); static void freeCardStatus(RIL_CardStatus_v6 *p_card_status); static void onDataCallListChanged(void *param); extern const char * requestToString(int request); /*** Static Variables ***/ static const RIL_RadioFunctions s_callbacks = { RIL_VERSION, onRequest, currentState, onSupports, onCancel, getVersion }; #ifdef RIL_SHLIB static const struct RIL_Env *s_rilenv; #define RIL_onRequestComplete(t, e, response, responselen) s_rilenv->OnRequestComplete(t,e, response, responselen) #define RIL_onUnsolicitedResponse(a,b,c) s_rilenv->OnUnsolicitedResponse(a,b,c) #define RIL_requestTimedCallback(a,b,c) s_rilenv->RequestTimedCallback(a,b,c) #endif static RIL_RadioState sState = RADIO_STATE_UNAVAILABLE; static pthread_mutex_t s_state_mutex = PTHREAD_MUTEX_INITIALIZER; static pthread_cond_t s_state_cond = PTHREAD_COND_INITIALIZER; static int s_port = -1; static const char * s_device_path = NULL; static int s_device_socket = 0; /* trigger change to this with s_state_cond */ static int s_closed = 0; static int sFD; /* file desc of AT channel */ static char sATBuffer[MAX_AT_RESPONSE+1]; static char *sATBufferCur = NULL; static const struct timeval TIMEVAL_SIMPOLL = {1,0}; static const struct timeval TIMEVAL_CALLSTATEPOLL = {0,500000}; static const struct timeval TIMEVAL_0 = {0,0}; static int s_ims_registered = 0; // 0==unregistered static int s_ims_services = 1; // & 0x1 == sms over ims supported static int s_ims_format = 1; // FORMAT_3GPP(1) vs FORMAT_3GPP2(2); static int s_ims_cause_retry = 0; // 1==causes sms over ims to temp fail static int s_ims_cause_perm_failure = 0; // 1==causes sms over ims to permanent fail static int s_ims_gsm_retry = 0; // 1==causes sms over gsm to temp fail static int s_ims_gsm_fail = 0; // 1==causes sms over gsm to permanent fail #ifdef WORKAROUND_ERRONEOUS_ANSWER // Max number of times we'll try to repoll when we think // we have a AT+CLCC race condition #define REPOLL_CALLS_COUNT_MAX 4 // Line index that was incoming or waiting at last poll, or -1 for none static int s_incomingOrWaitingLine = -1; // Number of times we've asked for a repoll of AT+CLCC static int s_repollCallsCount = 0; // Should we expect a call to be answered in the next CLCC? static int s_expectAnswer = 0; #endif /* WORKAROUND_ERRONEOUS_ANSWER */ static int s_cell_info_rate_ms = INT_MAX; static int s_mcc = 0; static int s_mnc = 0; static int s_lac = 0; static int s_cid = 0; static void pollSIMState (void *param); static void setRadioState(RIL_RadioState newState); static void setRadioTechnology(ModemInfo *mdm, int newtech); static int query_ctec(ModemInfo *mdm, int *current, int32_t *preferred); static int parse_technology_response(const char *response, int *current, int32_t *preferred); static int techFromModemType(int mdmtype); static int clccStateToRILState(int state, RIL_CallState *p_state) { switch(state) { case 0: *p_state = RIL_CALL_ACTIVE; return 0; case 1: *p_state = RIL_CALL_HOLDING; return 0; case 2: *p_state = RIL_CALL_DIALING; return 0; case 3: *p_state = RIL_CALL_ALERTING; return 0; case 4: *p_state = RIL_CALL_INCOMING; return 0; case 5: *p_state = RIL_CALL_WAITING; return 0; default: return -1; } } /** * Note: directly modified line and has *p_call point directly into * modified line */ static int callFromCLCCLine(char *line, RIL_Call *p_call) { //+CLCC: 1,0,2,0,0,\"+18005551212\",145 // index,isMT,state,mode,isMpty(,number,TOA)? int err; int state; int mode; err = at_tok_start(&line); if (err < 0) goto error; err = at_tok_nextint(&line, &(p_call->index)); if (err < 0) goto error; err = at_tok_nextbool(&line, &(p_call->isMT)); if (err < 0) goto error; err = at_tok_nextint(&line, &state); if (err < 0) goto error; err = clccStateToRILState(state, &(p_call->state)); if (err < 0) goto error; err = at_tok_nextint(&line, &mode); if (err < 0) goto error; p_call->isVoice = (mode == 0); err = at_tok_nextbool(&line, &(p_call->isMpty)); if (err < 0) goto error; if (at_tok_hasmore(&line)) { err = at_tok_nextstr(&line, &(p_call->number)); /* tolerate null here */ if (err < 0) return 0; // Some lame implementations return strings // like "NOT AVAILABLE" in the CLCC line if (p_call->number != NULL && 0 == strspn(p_call->number, "+0123456789") ) { p_call->number = NULL; } err = at_tok_nextint(&line, &p_call->toa); if (err < 0) goto error; } p_call->uusInfo = NULL; return 0; error: RLOGE("invalid CLCC line\n"); return -1; } static int parseSimResponseLine(char* line, RIL_SIM_IO_Response* response) { int err; err = at_tok_start(&line); if (err < 0) return err; err = at_tok_nextint(&line, &response->sw1); if (err < 0) return err; err = at_tok_nextint(&line, &response->sw2); if (err < 0) return err; if (at_tok_hasmore(&line)) { err = at_tok_nextstr(&line, &response->simResponse); if (err < 0) return err; } return 0; } /** do post-AT+CFUN=1 initialization */ static void onRadioPowerOn() { #ifdef USE_TI_COMMANDS /* Must be after CFUN=1 */ /* TI specific -- notifications for CPHS things such */ /* as CPHS message waiting indicator */ at_send_command("AT%CPHS=1", NULL); /* TI specific -- enable NITZ unsol notifs */ at_send_command("AT%CTZV=1", NULL); #endif pollSIMState(NULL); } /** do post- SIM ready initialization */ static void onSIMReady() { at_send_command_singleline("AT+CSMS=1", "+CSMS:", NULL); /* * Always send SMS messages directly to the TE * * mode = 1 // discard when link is reserved (link should never be * reserved) * mt = 2 // most messages routed to TE * bm = 2 // new cell BM's routed to TE * ds = 1 // Status reports routed to TE * bfr = 1 // flush buffer */ at_send_command("AT+CNMI=1,2,2,1,1", NULL); } static void requestRadioPower(void *data, size_t datalen __unused, RIL_Token t) { int onOff; int err; ATResponse *p_response = NULL; assert (datalen >= sizeof(int *)); onOff = ((int *)data)[0]; if (onOff == 0 && sState != RADIO_STATE_OFF) { err = at_send_command("AT+CFUN=0", &p_response); if (err < 0 || p_response->success == 0) goto error; setRadioState(RADIO_STATE_OFF); } else if (onOff > 0 && sState == RADIO_STATE_OFF) { err = at_send_command("AT+CFUN=1", &p_response); if (err < 0|| p_response->success == 0) { // Some stacks return an error when there is no SIM, // but they really turn the RF portion on // So, if we get an error, let's check to see if it // turned on anyway if (isRadioOn() != 1) { goto error; } } setRadioState(RADIO_STATE_ON); } at_response_free(p_response); RIL_onRequestComplete(t, RIL_E_SUCCESS, NULL, 0); return; error: at_response_free(p_response); RIL_onRequestComplete(t, RIL_E_GENERIC_FAILURE, NULL, 0); } static void requestShutdown(RIL_Token t) { int onOff; int err; ATResponse *p_response = NULL; if (sState != RADIO_STATE_OFF) { err = at_send_command("AT+CFUN=0", &p_response); setRadioState(RADIO_STATE_UNAVAILABLE); } at_response_free(p_response); RIL_onRequestComplete(t, RIL_E_SUCCESS, NULL, 0); return; } static void requestOrSendDataCallList(RIL_Token *t); static void onDataCallListChanged(void *param __unused) { requestOrSendDataCallList(NULL); } static void requestDataCallList(void *data __unused, size_t datalen __unused, RIL_Token t) { requestOrSendDataCallList(&t); } static void requestOrSendDataCallList(RIL_Token *t) { ATResponse *p_response; ATLine *p_cur; int err; int n = 0; char *out; err = at_send_command_multiline ("AT+CGACT?", "+CGACT:", &p_response); if (err != 0 || p_response->success == 0) { if (t != NULL) RIL_onRequestComplete(*t, RIL_E_GENERIC_FAILURE, NULL, 0); else RIL_onUnsolicitedResponse(RIL_UNSOL_DATA_CALL_LIST_CHANGED, NULL, 0); return; } for (p_cur = p_response->p_intermediates; p_cur != NULL; p_cur = p_cur->p_next) n++; RIL_Data_Call_Response_v11 *responses = alloca(n * sizeof(RIL_Data_Call_Response_v11)); int i; for (i = 0; i < n; i++) { responses[i].status = -1; responses[i].suggestedRetryTime = -1; responses[i].cid = -1; responses[i].active = -1; responses[i].type = ""; responses[i].ifname = ""; responses[i].addresses = ""; responses[i].dnses = ""; responses[i].gateways = ""; responses[i].pcscf = ""; responses[i].mtu = 0; } RIL_Data_Call_Response_v11 *response = responses; for (p_cur = p_response->p_intermediates; p_cur != NULL; p_cur = p_cur->p_next) { char *line = p_cur->line; err = at_tok_start(&line); if (err < 0) goto error; err = at_tok_nextint(&line, &response->cid); if (err < 0) goto error; err = at_tok_nextint(&line, &response->active); if (err < 0) goto error; response++; } at_response_free(p_response); err = at_send_command_multiline ("AT+CGDCONT?", "+CGDCONT:", &p_response); if (err != 0 || p_response->success == 0) { if (t != NULL) RIL_onRequestComplete(*t, RIL_E_GENERIC_FAILURE, NULL, 0); else RIL_onUnsolicitedResponse(RIL_UNSOL_DATA_CALL_LIST_CHANGED, NULL, 0); return; } for (p_cur = p_response->p_intermediates; p_cur != NULL; p_cur = p_cur->p_next) { char *line = p_cur->line; int cid; err = at_tok_start(&line); if (err < 0) goto error; err = at_tok_nextint(&line, &cid); if (err < 0) goto error; for (i = 0; i < n; i++) { if (responses[i].cid == cid) break; } if (i >= n) { /* details for a context we didn't hear about in the last request */ continue; } // Assume no error responses[i].status = 0; // type err = at_tok_nextstr(&line, &out); if (err < 0) goto error; int type_size = strlen(out) + 1; responses[i].type = alloca(type_size); strlcpy(responses[i].type, out, type_size); // APN ignored for v5 err = at_tok_nextstr(&line, &out); if (err < 0) goto error; int ifname_size = strlen(PPP_TTY_PATH) + 1; responses[i].ifname = alloca(ifname_size); strlcpy(responses[i].ifname, PPP_TTY_PATH, ifname_size); err = at_tok_nextstr(&line, &out); if (err < 0) goto error; int addresses_size = strlen(out) + 1; responses[i].addresses = alloca(addresses_size); strlcpy(responses[i].addresses, out, addresses_size); if (isInEmulator()) { /* We are in the emulator - the dns servers are listed * by the following system properties, setup in * /system/etc/init.goldfish.sh: * - net.eth0.dns1 * - net.eth0.dns2 * - net.eth0.dns3 * - net.eth0.dns4 */ const int dnslist_sz = 128; char* dnslist = alloca(dnslist_sz); const char* separator = ""; int nn; dnslist[0] = 0; for (nn = 1; nn <= 4; nn++) { /* Probe net.eth0.dns */ char propName[PROP_NAME_MAX]; char propValue[PROP_VALUE_MAX]; snprintf(propName, sizeof propName, "net.eth0.dns%d", nn); /* Ignore if undefined */ if (__system_property_get(propName, propValue) == 0) { continue; } /* Append the DNS IP address */ strlcat(dnslist, separator, dnslist_sz); strlcat(dnslist, propValue, dnslist_sz); separator = " "; } responses[i].dnses = dnslist; /* There is only on gateway in the emulator */ responses[i].gateways = "10.0.2.2"; responses[i].mtu = DEFAULT_MTU; } else { /* I don't know where we are, so use the public Google DNS * servers by default and no gateway. */ responses[i].dnses = "8.8.8.8 8.8.4.4"; responses[i].gateways = ""; } } at_response_free(p_response); if (t != NULL) RIL_onRequestComplete(*t, RIL_E_SUCCESS, responses, n * sizeof(RIL_Data_Call_Response_v11)); else RIL_onUnsolicitedResponse(RIL_UNSOL_DATA_CALL_LIST_CHANGED, responses, n * sizeof(RIL_Data_Call_Response_v11)); return; error: if (t != NULL) RIL_onRequestComplete(*t, RIL_E_GENERIC_FAILURE, NULL, 0); else RIL_onUnsolicitedResponse(RIL_UNSOL_DATA_CALL_LIST_CHANGED, NULL, 0); at_response_free(p_response); } static void requestQueryNetworkSelectionMode( void *data __unused, size_t datalen __unused, RIL_Token t) { int err; ATResponse *p_response = NULL; int response = 0; char *line; err = at_send_command_singleline("AT+COPS?", "+COPS:", &p_response); if (err < 0 || p_response->success == 0) { goto error; } line = p_response->p_intermediates->line; err = at_tok_start(&line); if (err < 0) { goto error; } err = at_tok_nextint(&line, &response); if (err < 0) { goto error; } RIL_onRequestComplete(t, RIL_E_SUCCESS, &response, sizeof(int)); at_response_free(p_response); return; error: at_response_free(p_response); RLOGE("requestQueryNetworkSelectionMode must never return error when radio is on"); RIL_onRequestComplete(t, RIL_E_GENERIC_FAILURE, NULL, 0); } static void sendCallStateChanged(void *param __unused) { RIL_onUnsolicitedResponse ( RIL_UNSOL_RESPONSE_CALL_STATE_CHANGED, NULL, 0); } static void requestGetCurrentCalls(void *data __unused, size_t datalen __unused, RIL_Token t) { int err; ATResponse *p_response; ATLine *p_cur; int countCalls; int countValidCalls; RIL_Call *p_calls; RIL_Call **pp_calls; int i; int needRepoll = 0; #ifdef WORKAROUND_ERRONEOUS_ANSWER int prevIncomingOrWaitingLine; prevIncomingOrWaitingLine = s_incomingOrWaitingLine; s_incomingOrWaitingLine = -1; #endif /*WORKAROUND_ERRONEOUS_ANSWER*/ err = at_send_command_multiline ("AT+CLCC", "+CLCC:", &p_response); if (err != 0 || p_response->success == 0) { RIL_onRequestComplete(t, RIL_E_GENERIC_FAILURE, NULL, 0); return; } /* count the calls */ for (countCalls = 0, p_cur = p_response->p_intermediates ; p_cur != NULL ; p_cur = p_cur->p_next ) { countCalls++; } /* yes, there's an array of pointers and then an array of structures */ pp_calls = (RIL_Call **)alloca(countCalls * sizeof(RIL_Call *)); p_calls = (RIL_Call *)alloca(countCalls * sizeof(RIL_Call)); memset (p_calls, 0, countCalls * sizeof(RIL_Call)); /* init the pointer array */ for(i = 0; i < countCalls ; i++) { pp_calls[i] = &(p_calls[i]); } for (countValidCalls = 0, p_cur = p_response->p_intermediates ; p_cur != NULL ; p_cur = p_cur->p_next ) { err = callFromCLCCLine(p_cur->line, p_calls + countValidCalls); if (err != 0) { continue; } #ifdef WORKAROUND_ERRONEOUS_ANSWER if (p_calls[countValidCalls].state == RIL_CALL_INCOMING || p_calls[countValidCalls].state == RIL_CALL_WAITING ) { s_incomingOrWaitingLine = p_calls[countValidCalls].index; } #endif /*WORKAROUND_ERRONEOUS_ANSWER*/ if (p_calls[countValidCalls].state != RIL_CALL_ACTIVE && p_calls[countValidCalls].state != RIL_CALL_HOLDING ) { needRepoll = 1; } countValidCalls++; } #ifdef WORKAROUND_ERRONEOUS_ANSWER // Basically: // A call was incoming or waiting // Now it's marked as active // But we never answered it // // This is probably a bug, and the call will probably // disappear from the call list in the next poll if (prevIncomingOrWaitingLine >= 0 && s_incomingOrWaitingLine < 0 && s_expectAnswer == 0 ) { for (i = 0; i < countValidCalls ; i++) { if (p_calls[i].index == prevIncomingOrWaitingLine && p_calls[i].state == RIL_CALL_ACTIVE && s_repollCallsCount < REPOLL_CALLS_COUNT_MAX ) { RLOGI( "Hit WORKAROUND_ERRONOUS_ANSWER case." " Repoll count: %d\n", s_repollCallsCount); s_repollCallsCount++; goto error; } } } s_expectAnswer = 0; s_repollCallsCount = 0; #endif /*WORKAROUND_ERRONEOUS_ANSWER*/ RIL_onRequestComplete(t, RIL_E_SUCCESS, pp_calls, countValidCalls * sizeof (RIL_Call *)); at_response_free(p_response); #ifdef POLL_CALL_STATE if (countValidCalls) { // We don't seem to get a "NO CARRIER" message from // smd, so we're forced to poll until the call ends. #else if (needRepoll) { #endif RIL_requestTimedCallback (sendCallStateChanged, NULL, &TIMEVAL_CALLSTATEPOLL); } return; error: RIL_onRequestComplete(t, RIL_E_GENERIC_FAILURE, NULL, 0); at_response_free(p_response); } static void requestDial(void *data, size_t datalen __unused, RIL_Token t) { RIL_Dial *p_dial; char *cmd; const char *clir; int ret; p_dial = (RIL_Dial *)data; switch (p_dial->clir) { case 1: clir = "I"; break; /*invocation*/ case 2: clir = "i"; break; /*suppression*/ default: case 0: clir = ""; break; /*subscription default*/ } asprintf(&cmd, "ATD%s%s;", p_dial->address, clir); ret = at_send_command(cmd, NULL); free(cmd); /* success or failure is ignored by the upper layer here. it will call GET_CURRENT_CALLS and determine success that way */ RIL_onRequestComplete(t, RIL_E_SUCCESS, NULL, 0); } static void requestWriteSmsToSim(void *data, size_t datalen __unused, RIL_Token t) { RIL_SMS_WriteArgs *p_args; char *cmd; int length; int err; ATResponse *p_response = NULL; p_args = (RIL_SMS_WriteArgs *)data; length = strlen(p_args->pdu)/2; asprintf(&cmd, "AT+CMGW=%d,%d", length, p_args->status); err = at_send_command_sms(cmd, p_args->pdu, "+CMGW:", &p_response); if (err != 0 || p_response->success == 0) goto error; RIL_onRequestComplete(t, RIL_E_SUCCESS, NULL, 0); at_response_free(p_response); return; error: RIL_onRequestComplete(t, RIL_E_GENERIC_FAILURE, NULL, 0); at_response_free(p_response); } static void requestHangup(void *data, size_t datalen __unused, RIL_Token t) { int *p_line; int ret; char *cmd; p_line = (int *)data; // 3GPP 22.030 6.5.5 // "Releases a specific active call X" asprintf(&cmd, "AT+CHLD=1%d", p_line[0]); ret = at_send_command(cmd, NULL); free(cmd); /* success or failure is ignored by the upper layer here. it will call GET_CURRENT_CALLS and determine success that way */ RIL_onRequestComplete(t, RIL_E_SUCCESS, NULL, 0); } static void requestSignalStrength(void *data __unused, size_t datalen __unused, RIL_Token t) { ATResponse *p_response = NULL; int err; char *line; int count =0; int numofElements=sizeof(RIL_SignalStrength_v6)/sizeof(int); int response[numofElements]; err = at_send_command_singleline("AT+CSQ", "+CSQ:", &p_response); if (err < 0 || p_response->success == 0) { RIL_onRequestComplete(t, RIL_E_GENERIC_FAILURE, NULL, 0); goto error; } line = p_response->p_intermediates->line; err = at_tok_start(&line); if (err < 0) goto error; for (count =0; count < numofElements; count ++) { err = at_tok_nextint(&line, &(response[count])); if (err < 0) goto error; } RIL_onRequestComplete(t, RIL_E_SUCCESS, response, sizeof(response)); at_response_free(p_response); return; error: RLOGE("requestSignalStrength must never return an error when radio is on"); RIL_onRequestComplete(t, RIL_E_GENERIC_FAILURE, NULL, 0); at_response_free(p_response); } /** * networkModePossible. Decides whether the network mode is appropriate for the * specified modem */ static int networkModePossible(ModemInfo *mdm, int nm) { if ((net2modem[nm] & mdm->supportedTechs) == net2modem[nm]) { return 1; } return 0; } static void requestSetPreferredNetworkType( int request __unused, void *data, size_t datalen __unused, RIL_Token t ) { ATResponse *p_response = NULL; char *cmd = NULL; int value = *(int *)data; int current, old; int err; int32_t preferred = net2pmask[value]; RLOGD("requestSetPreferredNetworkType: current: %x. New: %x", PREFERRED_NETWORK(sMdmInfo), preferred); if (!networkModePossible(sMdmInfo, value)) { RIL_onRequestComplete(t, RIL_E_MODE_NOT_SUPPORTED, NULL, 0); return; } if (query_ctec(sMdmInfo, ¤t, NULL) < 0) { RIL_onRequestComplete(t, RIL_E_GENERIC_FAILURE, NULL, 0); return; } old = PREFERRED_NETWORK(sMdmInfo); RLOGD("old != preferred: %d", old != preferred); if (old != preferred) { asprintf(&cmd, "AT+CTEC=%d,\"%x\"", current, preferred); RLOGD("Sending command: <%s>", cmd); err = at_send_command_singleline(cmd, "+CTEC:", &p_response); free(cmd); if (err || !p_response->success) { RIL_onRequestComplete(t, RIL_E_GENERIC_FAILURE, NULL, 0); return; } PREFERRED_NETWORK(sMdmInfo) = value; if (!strstr( p_response->p_intermediates->line, "DONE") ) { int current; int res = parse_technology_response(p_response->p_intermediates->line, ¤t, NULL); switch (res) { case -1: // Error or unable to parse break; case 1: // Only able to parse current case 0: // Both current and preferred were parsed setRadioTechnology(sMdmInfo, current); break; } } } RIL_onRequestComplete(t, RIL_E_SUCCESS, NULL, 0); } static void requestGetPreferredNetworkType(int request __unused, void *data __unused, size_t datalen __unused, RIL_Token t) { int preferred; unsigned i; switch ( query_ctec(sMdmInfo, NULL, &preferred) ) { case -1: // Error or unable to parse case 1: // Only able to parse current RIL_onRequestComplete(t, RIL_E_GENERIC_FAILURE, NULL, 0); break; case 0: // Both current and preferred were parsed for ( i = 0 ; i < sizeof(net2pmask) / sizeof(int32_t) ; i++ ) { if (preferred == net2pmask[i]) { RIL_onRequestComplete(t, RIL_E_SUCCESS, &i, sizeof(int)); return; } } RLOGE("Unknown preferred mode received from modem: %d", preferred); RIL_onRequestComplete(t, RIL_E_GENERIC_FAILURE, NULL, 0); break; } } static void requestCdmaPrlVersion(int request __unused, void *data __unused, size_t datalen __unused, RIL_Token t) { int err; char * responseStr; ATResponse *p_response = NULL; const char *cmd; char *line; err = at_send_command_singleline("AT+WPRL?", "+WPRL:", &p_response); if (err < 0 || !p_response->success) goto error; line = p_response->p_intermediates->line; err = at_tok_start(&line); if (err < 0) goto error; err = at_tok_nextstr(&line, &responseStr); if (err < 0 || !responseStr) goto error; RIL_onRequestComplete(t, RIL_E_SUCCESS, responseStr, strlen(responseStr)); at_response_free(p_response); return; error: at_response_free(p_response); RIL_onRequestComplete(t, RIL_E_GENERIC_FAILURE, NULL, 0); } static void requestCdmaBaseBandVersion(int request __unused, void *data __unused, size_t datalen __unused, RIL_Token t) { int err; char * responseStr; ATResponse *p_response = NULL; const char *cmd; const char *prefix; char *line, *p; int commas; int skip; int count = 4; // Fixed values. TODO: query modem responseStr = strdup("1.0.0.0"); RIL_onRequestComplete(t, RIL_E_SUCCESS, responseStr, sizeof(responseStr)); free(responseStr); } static void requestCdmaDeviceIdentity(int request __unused, void *data __unused, size_t datalen __unused, RIL_Token t) { int err; int response[4]; char * responseStr[4]; ATResponse *p_response = NULL; const char *cmd; const char *prefix; char *line, *p; int commas; int skip; int count = 4; // Fixed values. TODO: Query modem responseStr[0] = "----"; responseStr[1] = "----"; responseStr[2] = "77777777"; err = at_send_command_numeric("AT+CGSN", &p_response); if (err < 0 || p_response->success == 0) { RIL_onRequestComplete(t, RIL_E_GENERIC_FAILURE, NULL, 0); return; } else { responseStr[3] = p_response->p_intermediates->line; } RIL_onRequestComplete(t, RIL_E_SUCCESS, responseStr, count*sizeof(char*)); at_response_free(p_response); return; error: RLOGE("requestCdmaDeviceIdentity must never return an error when radio is on"); at_response_free(p_response); RIL_onRequestComplete(t, RIL_E_GENERIC_FAILURE, NULL, 0); } static void requestCdmaGetSubscriptionSource(int request __unused, void *data, size_t datalen __unused, RIL_Token t) { int err; int *ss = (int *)data; ATResponse *p_response = NULL; char *cmd = NULL; char *line = NULL; int response; asprintf(&cmd, "AT+CCSS?"); if (!cmd) goto error; err = at_send_command_singleline(cmd, "+CCSS:", &p_response); if (err < 0 || !p_response->success) goto error; line = p_response->p_intermediates->line; err = at_tok_start(&line); if (err < 0) goto error; err = at_tok_nextint(&line, &response); free(cmd); cmd = NULL; RIL_onRequestComplete(t, RIL_E_SUCCESS, &response, sizeof(response)); return; error: free(cmd); RIL_onRequestComplete(t, RIL_E_GENERIC_FAILURE, NULL, 0); } static void requestCdmaSetSubscriptionSource(int request __unused, void *data, size_t datalen, RIL_Token t) { int err; int *ss = (int *)data; ATResponse *p_response = NULL; char *cmd = NULL; if (!ss || !datalen) { RLOGE("RIL_REQUEST_CDMA_SET_SUBSCRIPTION without data!"); RIL_onRequestComplete(t, RIL_E_GENERIC_FAILURE, NULL, 0); return; } asprintf(&cmd, "AT+CCSS=%d", ss[0]); if (!cmd) goto error; err = at_send_command(cmd, &p_response); if (err < 0 || !p_response->success) goto error; free(cmd); cmd = NULL; RIL_onRequestComplete(t, RIL_E_SUCCESS, NULL, 0); RIL_onUnsolicitedResponse(RIL_UNSOL_CDMA_SUBSCRIPTION_SOURCE_CHANGED, ss, sizeof(ss[0])); return; error: free(cmd); RIL_onRequestComplete(t, RIL_E_GENERIC_FAILURE, NULL, 0); } static void requestCdmaSubscription(int request __unused, void *data __unused, size_t datalen __unused, RIL_Token t) { int err; int response[5]; char * responseStr[5]; ATResponse *p_response = NULL; const char *cmd; const char *prefix; char *line, *p; int commas; int skip; int count = 5; // Fixed values. TODO: Query modem responseStr[0] = "8587777777"; // MDN responseStr[1] = "1"; // SID responseStr[2] = "1"; // NID responseStr[3] = "8587777777"; // MIN responseStr[4] = "1"; // PRL Version RIL_onRequestComplete(t, RIL_E_SUCCESS, responseStr, count*sizeof(char*)); return; error: RLOGE("requestRegistrationState must never return an error when radio is on"); RIL_onRequestComplete(t, RIL_E_GENERIC_FAILURE, NULL, 0); } static void requestCdmaGetRoamingPreference(int request __unused, void *data __unused, size_t datalen __unused, RIL_Token t) { int roaming_pref = -1; ATResponse *p_response = NULL; char *line; int res; res = at_send_command_singleline("AT+WRMP?", "+WRMP:", &p_response); if (res < 0 || !p_response->success) { goto error; } line = p_response->p_intermediates->line; res = at_tok_start(&line); if (res < 0) goto error; res = at_tok_nextint(&line, &roaming_pref); if (res < 0) goto error; RIL_onRequestComplete(t, RIL_E_SUCCESS, &roaming_pref, sizeof(roaming_pref)); return; error: RIL_onRequestComplete(t, RIL_E_GENERIC_FAILURE, NULL, 0); } static void requestCdmaSetRoamingPreference(int request __unused, void *data, size_t datalen __unused, RIL_Token t) { int *pref = (int *)data; ATResponse *p_response = NULL; char *line; int res; char *cmd = NULL; asprintf(&cmd, "AT+WRMP=%d", *pref); if (cmd == NULL) goto error; res = at_send_command(cmd, &p_response); if (res < 0 || !p_response->success) goto error; RIL_onRequestComplete(t, RIL_E_SUCCESS, NULL, 0); free(cmd); return; error: free(cmd); RIL_onRequestComplete(t, RIL_E_GENERIC_FAILURE, NULL, 0); } static int parseRegistrationState(char *str, int *type, int *items, int **response) { int err; char *line = str, *p; int *resp = NULL; int skip; int count = 3; int commas; RLOGD("parseRegistrationState. Parsing: %s",str); err = at_tok_start(&line); if (err < 0) goto error; /* Ok you have to be careful here * The solicited version of the CREG response is * +CREG: n, stat, [lac, cid] * and the unsolicited version is * +CREG: stat, [lac, cid] * The parameter is basically "is unsolicited creg on?" * which it should always be * * Now we should normally get the solicited version here, * but the unsolicited version could have snuck in * so we have to handle both * * Also since the LAC and CID are only reported when registered, * we can have 1, 2, 3, or 4 arguments here * * finally, a +CGREG: answer may have a fifth value that corresponds * to the network type, as in; * * +CGREG: n, stat [,lac, cid [,networkType]] */ /* count number of commas */ commas = 0; for (p = line ; *p != '\0' ;p++) { if (*p == ',') commas++; } resp = (int *)calloc(commas + 1, sizeof(int)); if (!resp) goto error; switch (commas) { case 0: /* +CREG: */ err = at_tok_nextint(&line, &resp[0]); if (err < 0) goto error; resp[1] = -1; resp[2] = -1; break; case 1: /* +CREG: , */ err = at_tok_nextint(&line, &skip); if (err < 0) goto error; err = at_tok_nextint(&line, &resp[0]); if (err < 0) goto error; resp[1] = -1; resp[2] = -1; if (err < 0) goto error; break; case 2: /* +CREG: , , */ err = at_tok_nextint(&line, &resp[0]); if (err < 0) goto error; err = at_tok_nexthexint(&line, &resp[1]); if (err < 0) goto error; err = at_tok_nexthexint(&line, &resp[2]); if (err < 0) goto error; break; case 3: /* +CREG: , , , */ err = at_tok_nextint(&line, &skip); if (err < 0) goto error; err = at_tok_nextint(&line, &resp[0]); if (err < 0) goto error; err = at_tok_nexthexint(&line, &resp[1]); if (err < 0) goto error; err = at_tok_nexthexint(&line, &resp[2]); if (err < 0) goto error; break; /* special case for CGREG, there is a fourth parameter * that is the network type (unknown/gprs/edge/umts) */ case 4: /* +CGREG: , , , , */ err = at_tok_nextint(&line, &skip); if (err < 0) goto error; err = at_tok_nextint(&line, &resp[0]); if (err < 0) goto error; err = at_tok_nexthexint(&line, &resp[1]); if (err < 0) goto error; err = at_tok_nexthexint(&line, &resp[2]); if (err < 0) goto error; err = at_tok_nexthexint(&line, &resp[3]); if (err < 0) goto error; count = 4; break; default: goto error; } s_lac = resp[1]; s_cid = resp[2]; if (response) *response = resp; if (items) *items = commas + 1; if (type) *type = techFromModemType(TECH(sMdmInfo)); return 0; error: free(resp); return -1; } #define REG_STATE_LEN 15 #define REG_DATA_STATE_LEN 6 static void requestRegistrationState(int request, void *data __unused, size_t datalen __unused, RIL_Token t) { int err; int *registration; char **responseStr = NULL; ATResponse *p_response = NULL; const char *cmd; const char *prefix; char *line; int i = 0, j, numElements = 0; int count = 3; int type, startfrom; RLOGD("requestRegistrationState"); if (request == RIL_REQUEST_VOICE_REGISTRATION_STATE) { cmd = "AT+CREG?"; prefix = "+CREG:"; numElements = REG_STATE_LEN; } else if (request == RIL_REQUEST_DATA_REGISTRATION_STATE) { cmd = "AT+CGREG?"; prefix = "+CGREG:"; numElements = REG_DATA_STATE_LEN; } else { assert(0); goto error; } err = at_send_command_singleline(cmd, prefix, &p_response); if (err != 0) goto error; line = p_response->p_intermediates->line; if (parseRegistrationState(line, &type, &count, ®istration)) goto error; responseStr = malloc(numElements * sizeof(char *)); if (!responseStr) goto error; memset(responseStr, 0, numElements * sizeof(char *)); /** * The first '4' bytes for both registration states remain the same. * But if the request is 'DATA_REGISTRATION_STATE', * the 5th and 6th byte(s) are optional. */ if (is3gpp2(type) == 1) { RLOGD("registration state type: 3GPP2"); // TODO: Query modem startfrom = 3; if(request == RIL_REQUEST_VOICE_REGISTRATION_STATE) { asprintf(&responseStr[3], "8"); // EvDo revA asprintf(&responseStr[4], "1"); // BSID asprintf(&responseStr[5], "123"); // Latitude asprintf(&responseStr[6], "222"); // Longitude asprintf(&responseStr[7], "0"); // CSS Indicator asprintf(&responseStr[8], "4"); // SID asprintf(&responseStr[9], "65535"); // NID asprintf(&responseStr[10], "0"); // Roaming indicator asprintf(&responseStr[11], "1"); // System is in PRL asprintf(&responseStr[12], "0"); // Default Roaming indicator asprintf(&responseStr[13], "0"); // Reason for denial asprintf(&responseStr[14], "0"); // Primary Scrambling Code of Current cell } else if (request == RIL_REQUEST_DATA_REGISTRATION_STATE) { asprintf(&responseStr[3], "8"); // Available data radio technology } } else { // type == RADIO_TECH_3GPP RLOGD("registration state type: 3GPP"); startfrom = 0; asprintf(&responseStr[1], "%x", registration[1]); asprintf(&responseStr[2], "%x", registration[2]); if (count > 3) asprintf(&responseStr[3], "%d", registration[3]); } asprintf(&responseStr[0], "%d", registration[0]); /** * Optional bytes for DATA_REGISTRATION_STATE request * 4th byte : Registration denial code * 5th byte : The max. number of simultaneous Data Calls */ if(request == RIL_REQUEST_DATA_REGISTRATION_STATE) { // asprintf(&responseStr[4], "3"); // asprintf(&responseStr[5], "1"); } for (j = startfrom; j < numElements; j++) { if (!responseStr[i]) goto error; } free(registration); registration = NULL; RIL_onRequestComplete(t, RIL_E_SUCCESS, responseStr, numElements*sizeof(responseStr)); for (j = 0; j < numElements; j++ ) { free(responseStr[j]); responseStr[j] = NULL; } free(responseStr); responseStr = NULL; at_response_free(p_response); return; error: if (responseStr) { for (j = 0; j < numElements; j++) { free(responseStr[j]); responseStr[j] = NULL; } free(responseStr); responseStr = NULL; } RLOGE("requestRegistrationState must never return an error when radio is on"); RIL_onRequestComplete(t, RIL_E_GENERIC_FAILURE, NULL, 0); at_response_free(p_response); } static void requestOperator(void *data __unused, size_t datalen __unused, RIL_Token t) { int err; int i; int skip; ATLine *p_cur; char *response[3]; memset(response, 0, sizeof(response)); ATResponse *p_response = NULL; err = at_send_command_multiline( "AT+COPS=3,0;+COPS?;+COPS=3,1;+COPS?;+COPS=3,2;+COPS?", "+COPS:", &p_response); /* we expect 3 lines here: * +COPS: 0,0,"T - Mobile" * +COPS: 0,1,"TMO" * +COPS: 0,2,"310170" */ if (err != 0) goto error; for (i = 0, p_cur = p_response->p_intermediates ; p_cur != NULL ; p_cur = p_cur->p_next, i++ ) { char *line = p_cur->line; err = at_tok_start(&line); if (err < 0) goto error; err = at_tok_nextint(&line, &skip); if (err < 0) goto error; // If we're unregistered, we may just get // a "+COPS: 0" response if (!at_tok_hasmore(&line)) { response[i] = NULL; continue; } err = at_tok_nextint(&line, &skip); if (err < 0) goto error; // a "+COPS: 0, n" response is also possible if (!at_tok_hasmore(&line)) { response[i] = NULL; continue; } err = at_tok_nextstr(&line, &(response[i])); if (err < 0) goto error; // Simple assumption that mcc and mnc are 3 digits each if (strlen(response[i]) == 6) { if (sscanf(response[i], "%3d%3d", &s_mcc, &s_mnc) != 2) { RLOGE("requestOperator expected mccmnc to be 6 decimal digits"); } } } if (i != 3) { /* expect 3 lines exactly */ goto error; } RIL_onRequestComplete(t, RIL_E_SUCCESS, response, sizeof(response)); at_response_free(p_response); return; error: RLOGE("requestOperator must not return error when radio is on"); RIL_onRequestComplete(t, RIL_E_GENERIC_FAILURE, NULL, 0); at_response_free(p_response); } static void requestCdmaSendSMS(void *data, size_t datalen, RIL_Token t) { int err = 1; // Set to go to error: RIL_SMS_Response response; RIL_CDMA_SMS_Message* rcsm; RLOGD("requestCdmaSendSMS datalen=%zu, sizeof(RIL_CDMA_SMS_Message)=%zu", datalen, sizeof(RIL_CDMA_SMS_Message)); // verify data content to test marshalling/unmarshalling: rcsm = (RIL_CDMA_SMS_Message*)data; RLOGD("TeleserviceID=%d, bIsServicePresent=%d, \ uServicecategory=%d, sAddress.digit_mode=%d, \ sAddress.Number_mode=%d, sAddress.number_type=%d, ", rcsm->uTeleserviceID, rcsm->bIsServicePresent, rcsm->uServicecategory,rcsm->sAddress.digit_mode, rcsm->sAddress.number_mode,rcsm->sAddress.number_type); if (err != 0) goto error; // Cdma Send SMS implementation will go here: // But it is not implemented yet. memset(&response, 0, sizeof(response)); response.messageRef = 1; RIL_onRequestComplete(t, RIL_E_SUCCESS, &response, sizeof(response)); return; error: // Cdma Send SMS will always cause send retry error. response.messageRef = -1; RIL_onRequestComplete(t, RIL_E_SMS_SEND_FAIL_RETRY, &response, sizeof(response)); } static void requestSendSMS(void *data, size_t datalen, RIL_Token t) { int err; const char *smsc; const char *pdu; int tpLayerLength; char *cmd1, *cmd2; RIL_SMS_Response response; ATResponse *p_response = NULL; memset(&response, 0, sizeof(response)); RLOGD("requestSendSMS datalen =%zu", datalen); if (s_ims_gsm_fail != 0) goto error; if (s_ims_gsm_retry != 0) goto error2; smsc = ((const char **)data)[0]; pdu = ((const char **)data)[1]; tpLayerLength = strlen(pdu)/2; // "NULL for default SMSC" if (smsc == NULL) { smsc= "00"; } asprintf(&cmd1, "AT+CMGS=%d", tpLayerLength); asprintf(&cmd2, "%s%s", smsc, pdu); err = at_send_command_sms(cmd1, cmd2, "+CMGS:", &p_response); free(cmd1); free(cmd2); if (err != 0 || p_response->success == 0) goto error; /* FIXME fill in messageRef and ackPDU */ response.messageRef = 1; RIL_onRequestComplete(t, RIL_E_SUCCESS, &response, sizeof(response)); at_response_free(p_response); return; error: response.messageRef = -2; RIL_onRequestComplete(t, RIL_E_GENERIC_FAILURE, &response, sizeof(response)); at_response_free(p_response); return; error2: // send retry error. response.messageRef = -1; RIL_onRequestComplete(t, RIL_E_SMS_SEND_FAIL_RETRY, &response, sizeof(response)); at_response_free(p_response); return; } static void requestImsSendSMS(void *data, size_t datalen, RIL_Token t) { RIL_IMS_SMS_Message *p_args; RIL_SMS_Response response; memset(&response, 0, sizeof(response)); RLOGD("requestImsSendSMS: datalen=%zu, " "registered=%d, service=%d, format=%d, ims_perm_fail=%d, " "ims_retry=%d, gsm_fail=%d, gsm_retry=%d", datalen, s_ims_registered, s_ims_services, s_ims_format, s_ims_cause_perm_failure, s_ims_cause_retry, s_ims_gsm_fail, s_ims_gsm_retry); // figure out if this is gsm/cdma format // then route it to requestSendSMS vs requestCdmaSendSMS respectively p_args = (RIL_IMS_SMS_Message *)data; if (0 != s_ims_cause_perm_failure ) goto error; // want to fail over ims and this is first request over ims if (0 != s_ims_cause_retry && 0 == p_args->retry) goto error2; if (RADIO_TECH_3GPP == p_args->tech) { return requestSendSMS(p_args->message.gsmMessage, datalen - sizeof(RIL_RadioTechnologyFamily), t); } else if (RADIO_TECH_3GPP2 == p_args->tech) { return requestCdmaSendSMS(p_args->message.cdmaMessage, datalen - sizeof(RIL_RadioTechnologyFamily), t); } else { RLOGE("requestImsSendSMS invalid format value =%d", p_args->tech); } error: response.messageRef = -2; RIL_onRequestComplete(t, RIL_E_GENERIC_FAILURE, &response, sizeof(response)); return; error2: response.messageRef = -1; RIL_onRequestComplete(t, RIL_E_SMS_SEND_FAIL_RETRY, &response, sizeof(response)); } static void requestSimOpenChannel(void *data, size_t datalen, RIL_Token t) { ATResponse *p_response = NULL; int32_t session_id; int err; char cmd[32]; char dummy; char *line; // Max length is 16 bytes according to 3GPP spec 27.007 section 8.45 if (data == NULL || datalen == 0 || datalen > 16) { ALOGE("Invalid data passed to requestSimOpenChannel"); RIL_onRequestComplete(t, RIL_E_GENERIC_FAILURE, NULL, 0); return; } snprintf(cmd, sizeof(cmd), "AT+CCHO=%s", data); err = at_send_command_numeric(cmd, &p_response); if (err < 0 || p_response == NULL || p_response->success == 0) { ALOGE("Error %d opening logical channel: %d", err, p_response ? p_response->success : 0); RIL_onRequestComplete(t, RIL_E_GENERIC_FAILURE, NULL, 0); at_response_free(p_response); return; } // Ensure integer only by scanning for an extra char but expect one result line = p_response->p_intermediates->line; if (sscanf(line, "%" SCNd32 "%c", &session_id, &dummy) != 1) { ALOGE("Invalid AT response, expected integer, was '%s'", line); RIL_onRequestComplete(t, RIL_E_GENERIC_FAILURE, NULL, 0); return; } RIL_onRequestComplete(t, RIL_E_SUCCESS, &session_id, sizeof(&session_id)); at_response_free(p_response); } static void requestSimCloseChannel(void *data, size_t datalen, RIL_Token t) { ATResponse *p_response = NULL; int32_t session_id; int err; char cmd[32]; if (data == NULL || datalen != sizeof(session_id)) { ALOGE("Invalid data passed to requestSimCloseChannel"); RIL_onRequestComplete(t, RIL_E_GENERIC_FAILURE, NULL, 0); return; } session_id = ((int32_t *)data)[0]; snprintf(cmd, sizeof(cmd), "AT+CCHC=%" PRId32, session_id); err = at_send_command_singleline(cmd, "+CCHC", &p_response); if (err < 0 || p_response == NULL || p_response->success == 0) { ALOGE("Error %d closing logical channel %d: %d", err, session_id, p_response ? p_response->success : 0); RIL_onRequestComplete(t, RIL_E_GENERIC_FAILURE, NULL, 0); at_response_free(p_response); return; } RIL_onRequestComplete(t, RIL_E_SUCCESS, NULL, 0); at_response_free(p_response); } static void requestSimTransmitApduChannel(void *data, size_t datalen, RIL_Token t) { ATResponse *p_response = NULL; int err; char *cmd; char *line; size_t cmd_size; RIL_SIM_IO_Response sim_response; RIL_SIM_APDU *apdu = (RIL_SIM_APDU *)data; if (apdu == NULL || datalen != sizeof(RIL_SIM_APDU)) { RIL_onRequestComplete(t, RIL_E_GENERIC_FAILURE, NULL, 0); return; } cmd_size = 10 + (apdu->data ? strlen(apdu->data) : 0); asprintf(&cmd, "AT+CGLA=%d,%zu,%02x%02x%02x%02x%02x%s", apdu->sessionid, cmd_size, apdu->cla, apdu->instruction, apdu->p1, apdu->p2, apdu->p3, apdu->data ? apdu->data : ""); err = at_send_command_singleline(cmd, "+CGLA", &p_response); free(cmd); if (err < 0 || p_response == NULL || p_response->success == 0) { ALOGE("Error %d transmitting APDU: %d", err, p_response ? p_response->success : 0); RIL_onRequestComplete(t, RIL_E_GENERIC_FAILURE, NULL, 0); at_response_free(p_response); return; } line = p_response->p_intermediates->line; err = parseSimResponseLine(line, &sim_response); if (err == 0) { RIL_onRequestComplete(t, RIL_E_SUCCESS, &sim_response, sizeof(sim_response)); } else { ALOGE("Error %d parsing SIM response line: %s", err, line); RIL_onRequestComplete(t, RIL_E_GENERIC_FAILURE, NULL, 0); } at_response_free(p_response); } static void requestSetupDataCall(void *data, size_t datalen, RIL_Token t) { const char *apn; char *cmd; int err; ATResponse *p_response = NULL; apn = ((const char **)data)[2]; #ifdef USE_TI_COMMANDS // Config for multislot class 10 (probably default anyway eh?) err = at_send_command("AT%CPRIM=\"GMM\",\"CONFIG MULTISLOT_CLASS=<10>\"", NULL); err = at_send_command("AT%DATA=2,\"UART\",1,,\"SER\",\"UART\",0", NULL); #endif /* USE_TI_COMMANDS */ int fd, qmistatus; size_t cur = 0; size_t len; ssize_t written, rlen; char status[32] = {0}; int retry = 10; const char *pdp_type; RLOGD("requesting data connection to APN '%s'", apn); fd = open ("/dev/qmi", O_RDWR); if (fd >= 0) { /* the device doesn't exist on the emulator */ RLOGD("opened the qmi device\n"); asprintf(&cmd, "up:%s", apn); len = strlen(cmd); while (cur < len) { do { written = write (fd, cmd + cur, len - cur); } while (written < 0 && errno == EINTR); if (written < 0) { RLOGE("### ERROR writing to /dev/qmi"); close(fd); goto error; } cur += written; } // wait for interface to come online do { sleep(1); do { rlen = read(fd, status, 31); } while (rlen < 0 && errno == EINTR); if (rlen < 0) { RLOGE("### ERROR reading from /dev/qmi"); close(fd); goto error; } else { status[rlen] = '\0'; RLOGD("### status: %s", status); } } while (strncmp(status, "STATE=up", 8) && strcmp(status, "online") && --retry); close(fd); if (retry == 0) { RLOGE("### Failed to get data connection up\n"); goto error; } qmistatus = system("netcfg rmnet0 dhcp"); RLOGD("netcfg rmnet0 dhcp: status %d\n", qmistatus); if (qmistatus < 0) goto error; } else { if (datalen > 6 * sizeof(char *)) { pdp_type = ((const char **)data)[6]; } else { pdp_type = "IP"; } asprintf(&cmd, "AT+CGDCONT=1,\"%s\",\"%s\",,0,0", pdp_type, apn); //FIXME check for error here err = at_send_command(cmd, NULL); free(cmd); // Set required QoS params to default err = at_send_command("AT+CGQREQ=1", NULL); // Set minimum QoS params to default err = at_send_command("AT+CGQMIN=1", NULL); // packet-domain event reporting err = at_send_command("AT+CGEREP=1,0", NULL); // Hangup anything that's happening there now err = at_send_command("AT+CGACT=1,0", NULL); // Start data on PDP context 1 err = at_send_command("ATD*99***1#", &p_response); if (err < 0 || p_response->success == 0) { goto error; } } requestOrSendDataCallList(&t); at_response_free(p_response); return; error: RIL_onRequestComplete(t, RIL_E_GENERIC_FAILURE, NULL, 0); at_response_free(p_response); } static void requestSMSAcknowledge(void *data, size_t datalen __unused, RIL_Token t) { int ackSuccess; int err; ackSuccess = ((int *)data)[0]; if (ackSuccess == 1) { err = at_send_command("AT+CNMA=1", NULL); } else if (ackSuccess == 0) { err = at_send_command("AT+CNMA=2", NULL); } else { RLOGE("unsupported arg to RIL_REQUEST_SMS_ACKNOWLEDGE\n"); goto error; } RIL_onRequestComplete(t, RIL_E_SUCCESS, NULL, 0); error: RIL_onRequestComplete(t, RIL_E_GENERIC_FAILURE, NULL, 0); } static void requestSIM_IO(void *data, size_t datalen __unused, RIL_Token t) { ATResponse *p_response = NULL; RIL_SIM_IO_Response sr; int err; char *cmd = NULL; RIL_SIM_IO_v6 *p_args; char *line; memset(&sr, 0, sizeof(sr)); p_args = (RIL_SIM_IO_v6 *)data; /* FIXME handle pin2 */ if (p_args->data == NULL) { asprintf(&cmd, "AT+CRSM=%d,%d,%d,%d,%d", p_args->command, p_args->fileid, p_args->p1, p_args->p2, p_args->p3); } else { asprintf(&cmd, "AT+CRSM=%d,%d,%d,%d,%d,%s", p_args->command, p_args->fileid, p_args->p1, p_args->p2, p_args->p3, p_args->data); } err = at_send_command_singleline(cmd, "+CRSM:", &p_response); if (err < 0 || p_response->success == 0) { goto error; } line = p_response->p_intermediates->line; err = parseSimResponseLine(line, &sr); if (err < 0) { goto error; } RIL_onRequestComplete(t, RIL_E_SUCCESS, &sr, sizeof(sr)); at_response_free(p_response); free(cmd); return; error: RIL_onRequestComplete(t, RIL_E_GENERIC_FAILURE, NULL, 0); at_response_free(p_response); free(cmd); } static void requestEnterSimPin(void* data, size_t datalen, RIL_Token t) { ATResponse *p_response = NULL; int err; char* cmd = NULL; const char** strings = (const char**)data;; if ( datalen == sizeof(char*) ) { asprintf(&cmd, "AT+CPIN=%s", strings[0]); } else if ( datalen == 2*sizeof(char*) ) { asprintf(&cmd, "AT+CPIN=%s,%s", strings[0], strings[1]); } else goto error; err = at_send_command_singleline(cmd, "+CPIN:", &p_response); free(cmd); if (err < 0 || p_response->success == 0) { error: RIL_onRequestComplete(t, RIL_E_PASSWORD_INCORRECT, NULL, 0); } else { RIL_onRequestComplete(t, RIL_E_SUCCESS, NULL, 0); } at_response_free(p_response); } static void requestSendUSSD(void *data, size_t datalen __unused, RIL_Token t) { const char *ussdRequest; ussdRequest = (char *)(data); RIL_onRequestComplete(t, RIL_E_REQUEST_NOT_SUPPORTED, NULL, 0); // @@@ TODO } static void requestExitEmergencyMode(void *data __unused, size_t datalen __unused, RIL_Token t) { int err; ATResponse *p_response = NULL; err = at_send_command("AT+WSOS=0", &p_response); if (err < 0 || p_response->success == 0) { RIL_onRequestComplete(t, RIL_E_GENERIC_FAILURE, NULL, 0); return; } RIL_onRequestComplete(t, RIL_E_SUCCESS, NULL, 0); } // TODO: Use all radio types static int techFromModemType(int mdmtype) { int ret = -1; switch (1 << mdmtype) { case MDM_CDMA: ret = RADIO_TECH_1xRTT; break; case MDM_EVDO: ret = RADIO_TECH_EVDO_A; break; case MDM_GSM: ret = RADIO_TECH_GPRS; break; case MDM_WCDMA: ret = RADIO_TECH_HSPA; break; case MDM_LTE: ret = RADIO_TECH_LTE; break; } return ret; } static void requestGetCellInfoList(void *data __unused, size_t datalen __unused, RIL_Token t) { uint64_t curTime = ril_nano_time(); RIL_CellInfo ci[1] = { { // ci[0] 1, // cellInfoType 1, // registered RIL_TIMESTAMP_TYPE_MODEM, curTime - 1000, // Fake some time in the past { // union CellInfo { // RIL_CellInfoGsm gsm { // gsm.cellIdneityGsm s_mcc, // mcc s_mnc, // mnc s_lac, // lac s_cid, // cid }, { // gsm.signalStrengthGsm 10, // signalStrength 0 // bitErrorRate } } } } }; RIL_onRequestComplete(t, RIL_E_SUCCESS, ci, sizeof(ci)); } static void requestSetCellInfoListRate(void *data, size_t datalen __unused, RIL_Token t) { // For now we'll save the rate but no RIL_UNSOL_CELL_INFO_LIST messages // will be sent. assert (datalen == sizeof(int)); s_cell_info_rate_ms = ((int *)data)[0]; RIL_onRequestComplete(t, RIL_E_SUCCESS, NULL, 0); } static void requestGetHardwareConfig(void *data, size_t datalen, RIL_Token t) { // TODO - hook this up with real query/info from radio. RIL_HardwareConfig hwCfg; RIL_UNUSED_PARM(data); RIL_UNUSED_PARM(datalen); hwCfg.type = -1; RIL_onRequestComplete(t, RIL_E_SUCCESS, &hwCfg, sizeof(hwCfg)); } /*** Callback methods from the RIL library to us ***/ /** * Call from RIL to us to make a RIL_REQUEST * * Must be completed with a call to RIL_onRequestComplete() * * RIL_onRequestComplete() may be called from any thread, before or after * this function returns. * * Because onRequest function could be called from multiple different thread, * we must ensure that the underlying at_send_command_* function * is atomic. */ static void onRequest (int request, void *data, size_t datalen, RIL_Token t) { ATResponse *p_response; int err; RLOGD("onRequest: %s", requestToString(request)); /* Ignore all requests except RIL_REQUEST_GET_SIM_STATUS * when RADIO_STATE_UNAVAILABLE. */ if (sState == RADIO_STATE_UNAVAILABLE && request != RIL_REQUEST_GET_SIM_STATUS ) { RIL_onRequestComplete(t, RIL_E_RADIO_NOT_AVAILABLE, NULL, 0); return; } /* Ignore all non-power requests when RADIO_STATE_OFF * (except RIL_REQUEST_GET_SIM_STATUS) */ if (sState == RADIO_STATE_OFF && !(request == RIL_REQUEST_RADIO_POWER || request == RIL_REQUEST_GET_SIM_STATUS) ) { RIL_onRequestComplete(t, RIL_E_RADIO_NOT_AVAILABLE, NULL, 0); return; } switch (request) { case RIL_REQUEST_GET_SIM_STATUS: { RIL_CardStatus_v6 *p_card_status; char *p_buffer; int buffer_size; int result = getCardStatus(&p_card_status); if (result == RIL_E_SUCCESS) { p_buffer = (char *)p_card_status; buffer_size = sizeof(*p_card_status); } else { p_buffer = NULL; buffer_size = 0; } RIL_onRequestComplete(t, result, p_buffer, buffer_size); freeCardStatus(p_card_status); break; } case RIL_REQUEST_GET_CURRENT_CALLS: requestGetCurrentCalls(data, datalen, t); break; case RIL_REQUEST_DIAL: requestDial(data, datalen, t); break; case RIL_REQUEST_HANGUP: requestHangup(data, datalen, t); break; case RIL_REQUEST_HANGUP_WAITING_OR_BACKGROUND: // 3GPP 22.030 6.5.5 // "Releases all held calls or sets User Determined User Busy // (UDUB) for a waiting call." at_send_command("AT+CHLD=0", NULL); /* success or failure is ignored by the upper layer here. it will call GET_CURRENT_CALLS and determine success that way */ RIL_onRequestComplete(t, RIL_E_SUCCESS, NULL, 0); break; case RIL_REQUEST_HANGUP_FOREGROUND_RESUME_BACKGROUND: // 3GPP 22.030 6.5.5 // "Releases all active calls (if any exist) and accepts // the other (held or waiting) call." at_send_command("AT+CHLD=1", NULL); /* success or failure is ignored by the upper layer here. it will call GET_CURRENT_CALLS and determine success that way */ RIL_onRequestComplete(t, RIL_E_SUCCESS, NULL, 0); break; case RIL_REQUEST_SWITCH_WAITING_OR_HOLDING_AND_ACTIVE: // 3GPP 22.030 6.5.5 // "Places all active calls (if any exist) on hold and accepts // the other (held or waiting) call." at_send_command("AT+CHLD=2", NULL); #ifdef WORKAROUND_ERRONEOUS_ANSWER s_expectAnswer = 1; #endif /* WORKAROUND_ERRONEOUS_ANSWER */ /* success or failure is ignored by the upper layer here. it will call GET_CURRENT_CALLS and determine success that way */ RIL_onRequestComplete(t, RIL_E_SUCCESS, NULL, 0); break; case RIL_REQUEST_ANSWER: at_send_command("ATA", NULL); #ifdef WORKAROUND_ERRONEOUS_ANSWER s_expectAnswer = 1; #endif /* WORKAROUND_ERRONEOUS_ANSWER */ /* success or failure is ignored by the upper layer here. it will call GET_CURRENT_CALLS and determine success that way */ RIL_onRequestComplete(t, RIL_E_SUCCESS, NULL, 0); break; case RIL_REQUEST_CONFERENCE: // 3GPP 22.030 6.5.5 // "Adds a held call to the conversation" at_send_command("AT+CHLD=3", NULL); /* success or failure is ignored by the upper layer here. it will call GET_CURRENT_CALLS and determine success that way */ RIL_onRequestComplete(t, RIL_E_SUCCESS, NULL, 0); break; case RIL_REQUEST_UDUB: /* user determined user busy */ /* sometimes used: ATH */ at_send_command("ATH", NULL); /* success or failure is ignored by the upper layer here. it will call GET_CURRENT_CALLS and determine success that way */ RIL_onRequestComplete(t, RIL_E_SUCCESS, NULL, 0); break; case RIL_REQUEST_SEPARATE_CONNECTION: { char cmd[12]; int party = ((int*)data)[0]; // Make sure that party is in a valid range. // (Note: The Telephony middle layer imposes a range of 1 to 7. // It's sufficient for us to just make sure it's single digit.) if (party > 0 && party < 10) { sprintf(cmd, "AT+CHLD=2%d", party); at_send_command(cmd, NULL); RIL_onRequestComplete(t, RIL_E_SUCCESS, NULL, 0); } else { RIL_onRequestComplete(t, RIL_E_GENERIC_FAILURE, NULL, 0); } } break; case RIL_REQUEST_SIGNAL_STRENGTH: requestSignalStrength(data, datalen, t); break; case RIL_REQUEST_VOICE_REGISTRATION_STATE: case RIL_REQUEST_DATA_REGISTRATION_STATE: requestRegistrationState(request, data, datalen, t); break; case RIL_REQUEST_OPERATOR: requestOperator(data, datalen, t); break; case RIL_REQUEST_RADIO_POWER: requestRadioPower(data, datalen, t); break; case RIL_REQUEST_DTMF: { char c = ((char *)data)[0]; char *cmd; asprintf(&cmd, "AT+VTS=%c", (int)c); at_send_command(cmd, NULL); free(cmd); RIL_onRequestComplete(t, RIL_E_SUCCESS, NULL, 0); break; } case RIL_REQUEST_SEND_SMS: case RIL_REQUEST_SEND_SMS_EXPECT_MORE: requestSendSMS(data, datalen, t); break; case RIL_REQUEST_CDMA_SEND_SMS: requestCdmaSendSMS(data, datalen, t); break; case RIL_REQUEST_IMS_SEND_SMS: requestImsSendSMS(data, datalen, t); break; case RIL_REQUEST_SIM_OPEN_CHANNEL: requestSimOpenChannel(data, datalen, t); break; case RIL_REQUEST_SIM_CLOSE_CHANNEL: requestSimCloseChannel(data, datalen, t); break; case RIL_REQUEST_SIM_TRANSMIT_APDU_CHANNEL: requestSimTransmitApduChannel(data, datalen, t); break; case RIL_REQUEST_SETUP_DATA_CALL: requestSetupDataCall(data, datalen, t); break; case RIL_REQUEST_SMS_ACKNOWLEDGE: requestSMSAcknowledge(data, datalen, t); break; case RIL_REQUEST_GET_IMSI: p_response = NULL; err = at_send_command_numeric("AT+CIMI", &p_response); if (err < 0 || p_response->success == 0) { RIL_onRequestComplete(t, RIL_E_GENERIC_FAILURE, NULL, 0); } else { RIL_onRequestComplete(t, RIL_E_SUCCESS, p_response->p_intermediates->line, sizeof(char *)); } at_response_free(p_response); break; case RIL_REQUEST_GET_IMEI: p_response = NULL; err = at_send_command_numeric("AT+CGSN", &p_response); if (err < 0 || p_response->success == 0) { RIL_onRequestComplete(t, RIL_E_GENERIC_FAILURE, NULL, 0); } else { RIL_onRequestComplete(t, RIL_E_SUCCESS, p_response->p_intermediates->line, sizeof(char *)); } at_response_free(p_response); break; case RIL_REQUEST_SIM_IO: requestSIM_IO(data,datalen,t); break; case RIL_REQUEST_SEND_USSD: requestSendUSSD(data, datalen, t); break; case RIL_REQUEST_CANCEL_USSD: p_response = NULL; err = at_send_command_numeric("AT+CUSD=2", &p_response); if (err < 0 || p_response->success == 0) { RIL_onRequestComplete(t, RIL_E_GENERIC_FAILURE, NULL, 0); } else { RIL_onRequestComplete(t, RIL_E_SUCCESS, p_response->p_intermediates->line, sizeof(char *)); } at_response_free(p_response); break; case RIL_REQUEST_SET_NETWORK_SELECTION_AUTOMATIC: at_send_command("AT+COPS=0", NULL); break; case RIL_REQUEST_DATA_CALL_LIST: requestDataCallList(data, datalen, t); break; case RIL_REQUEST_QUERY_NETWORK_SELECTION_MODE: requestQueryNetworkSelectionMode(data, datalen, t); break; case RIL_REQUEST_OEM_HOOK_RAW: // echo back data RIL_onRequestComplete(t, RIL_E_SUCCESS, data, datalen); break; case RIL_REQUEST_OEM_HOOK_STRINGS: { int i; const char ** cur; RLOGD("got OEM_HOOK_STRINGS: 0x%8p %lu", data, (long)datalen); for (i = (datalen / sizeof (char *)), cur = (const char **)data ; i > 0 ; cur++, i --) { RLOGD("> '%s'", *cur); } // echo back strings RIL_onRequestComplete(t, RIL_E_SUCCESS, data, datalen); break; } case RIL_REQUEST_WRITE_SMS_TO_SIM: requestWriteSmsToSim(data, datalen, t); break; case RIL_REQUEST_DELETE_SMS_ON_SIM: { char * cmd; p_response = NULL; asprintf(&cmd, "AT+CMGD=%d", ((int *)data)[0]); err = at_send_command(cmd, &p_response); free(cmd); if (err < 0 || p_response->success == 0) { RIL_onRequestComplete(t, RIL_E_GENERIC_FAILURE, NULL, 0); } else { RIL_onRequestComplete(t, RIL_E_SUCCESS, NULL, 0); } at_response_free(p_response); break; } case RIL_REQUEST_ENTER_SIM_PIN: case RIL_REQUEST_ENTER_SIM_PUK: case RIL_REQUEST_ENTER_SIM_PIN2: case RIL_REQUEST_ENTER_SIM_PUK2: case RIL_REQUEST_CHANGE_SIM_PIN: case RIL_REQUEST_CHANGE_SIM_PIN2: requestEnterSimPin(data, datalen, t); break; case RIL_REQUEST_IMS_REGISTRATION_STATE: { int reply[2]; //0==unregistered, 1==registered reply[0] = s_ims_registered; //to be used when changed to include service supporated info //reply[1] = s_ims_services; // FORMAT_3GPP(1) vs FORMAT_3GPP2(2); reply[1] = s_ims_format; RLOGD("IMS_REGISTRATION=%d, format=%d ", reply[0], reply[1]); if (reply[1] != -1) { RIL_onRequestComplete(t, RIL_E_SUCCESS, reply, sizeof(reply)); } else { RIL_onRequestComplete(t, RIL_E_GENERIC_FAILURE, NULL, 0); } break; } case RIL_REQUEST_VOICE_RADIO_TECH: { int tech = techFromModemType(TECH(sMdmInfo)); if (tech < 0 ) RIL_onRequestComplete(t, RIL_E_GENERIC_FAILURE, NULL, 0); else RIL_onRequestComplete(t, RIL_E_SUCCESS, &tech, sizeof(tech)); } break; case RIL_REQUEST_SET_PREFERRED_NETWORK_TYPE: requestSetPreferredNetworkType(request, data, datalen, t); break; case RIL_REQUEST_GET_PREFERRED_NETWORK_TYPE: requestGetPreferredNetworkType(request, data, datalen, t); break; case RIL_REQUEST_GET_CELL_INFO_LIST: requestGetCellInfoList(data, datalen, t); break; case RIL_REQUEST_SET_UNSOL_CELL_INFO_LIST_RATE: requestSetCellInfoListRate(data, datalen, t); break; case RIL_REQUEST_GET_HARDWARE_CONFIG: requestGetHardwareConfig(data, datalen, t); break; case RIL_REQUEST_SHUTDOWN: requestShutdown(t); break; /* CDMA Specific Requests */ case RIL_REQUEST_BASEBAND_VERSION: if (TECH_BIT(sMdmInfo) == MDM_CDMA) { requestCdmaBaseBandVersion(request, data, datalen, t); break; } // Fall-through if tech is not cdma case RIL_REQUEST_DEVICE_IDENTITY: if (TECH_BIT(sMdmInfo) == MDM_CDMA) { requestCdmaDeviceIdentity(request, data, datalen, t); break; } // Fall-through if tech is not cdma case RIL_REQUEST_CDMA_SUBSCRIPTION: if (TECH_BIT(sMdmInfo) == MDM_CDMA) { requestCdmaSubscription(request, data, datalen, t); break; } // Fall-through if tech is not cdma case RIL_REQUEST_CDMA_SET_SUBSCRIPTION_SOURCE: if (TECH_BIT(sMdmInfo) == MDM_CDMA) { requestCdmaSetSubscriptionSource(request, data, datalen, t); break; } // Fall-through if tech is not cdma case RIL_REQUEST_CDMA_GET_SUBSCRIPTION_SOURCE: if (TECH_BIT(sMdmInfo) == MDM_CDMA) { requestCdmaGetSubscriptionSource(request, data, datalen, t); break; } // Fall-through if tech is not cdma case RIL_REQUEST_CDMA_QUERY_ROAMING_PREFERENCE: if (TECH_BIT(sMdmInfo) == MDM_CDMA) { requestCdmaGetRoamingPreference(request, data, datalen, t); break; } // Fall-through if tech is not cdma case RIL_REQUEST_CDMA_SET_ROAMING_PREFERENCE: if (TECH_BIT(sMdmInfo) == MDM_CDMA) { requestCdmaSetRoamingPreference(request, data, datalen, t); break; } // Fall-through if tech is not cdma case RIL_REQUEST_EXIT_EMERGENCY_CALLBACK_MODE: if (TECH_BIT(sMdmInfo) == MDM_CDMA) { requestExitEmergencyMode(data, datalen, t); break; } // Fall-through if tech is not cdma default: RLOGD("Request not supported. Tech: %d",TECH(sMdmInfo)); RIL_onRequestComplete(t, RIL_E_REQUEST_NOT_SUPPORTED, NULL, 0); break; } } /** * Synchronous call from the RIL to us to return current radio state. * RADIO_STATE_UNAVAILABLE should be the initial state. */ static RIL_RadioState currentState() { return sState; } /** * Call from RIL to us to find out whether a specific request code * is supported by this implementation. * * Return 1 for "supported" and 0 for "unsupported" */ static int onSupports (int requestCode __unused) { //@@@ todo return 1; } static void onCancel (RIL_Token t __unused) { //@@@todo } static const char * getVersion(void) { return "android reference-ril 1.0"; } static void setRadioTechnology(ModemInfo *mdm, int newtech) { RLOGD("setRadioTechnology(%d)", newtech); int oldtech = TECH(mdm); if (newtech != oldtech) { RLOGD("Tech change (%d => %d)", oldtech, newtech); TECH(mdm) = newtech; if (techFromModemType(newtech) != techFromModemType(oldtech)) { int tech = techFromModemType(TECH(sMdmInfo)); if (tech > 0 ) { RIL_onUnsolicitedResponse(RIL_UNSOL_VOICE_RADIO_TECH_CHANGED, &tech, sizeof(tech)); } } } } static void setRadioState(RIL_RadioState newState) { RLOGD("setRadioState(%d)", newState); RIL_RadioState oldState; pthread_mutex_lock(&s_state_mutex); oldState = sState; if (s_closed > 0) { // If we're closed, the only reasonable state is // RADIO_STATE_UNAVAILABLE // This is here because things on the main thread // may attempt to change the radio state after the closed // event happened in another thread newState = RADIO_STATE_UNAVAILABLE; } if (sState != newState || s_closed > 0) { sState = newState; pthread_cond_broadcast (&s_state_cond); } pthread_mutex_unlock(&s_state_mutex); /* do these outside of the mutex */ if (sState != oldState) { RIL_onUnsolicitedResponse (RIL_UNSOL_RESPONSE_RADIO_STATE_CHANGED, NULL, 0); // Sim state can change as result of radio state change RIL_onUnsolicitedResponse (RIL_UNSOL_RESPONSE_SIM_STATUS_CHANGED, NULL, 0); /* FIXME onSimReady() and onRadioPowerOn() cannot be called * from the AT reader thread * Currently, this doesn't happen, but if that changes then these * will need to be dispatched on the request thread */ if (sState == RADIO_STATE_ON) { onRadioPowerOn(); } } } /** Returns RUIM_NOT_READY on error */ static SIM_Status getRUIMStatus() { ATResponse *p_response = NULL; int err; int ret; char *cpinLine; char *cpinResult; if (sState == RADIO_STATE_OFF || sState == RADIO_STATE_UNAVAILABLE) { ret = SIM_NOT_READY; goto done; } err = at_send_command_singleline("AT+CPIN?", "+CPIN:", &p_response); if (err != 0) { ret = SIM_NOT_READY; goto done; } switch (at_get_cme_error(p_response)) { case CME_SUCCESS: break; case CME_SIM_NOT_INSERTED: ret = SIM_ABSENT; goto done; default: ret = SIM_NOT_READY; goto done; } /* CPIN? has succeeded, now look at the result */ cpinLine = p_response->p_intermediates->line; err = at_tok_start (&cpinLine); if (err < 0) { ret = SIM_NOT_READY; goto done; } err = at_tok_nextstr(&cpinLine, &cpinResult); if (err < 0) { ret = SIM_NOT_READY; goto done; } if (0 == strcmp (cpinResult, "SIM PIN")) { ret = SIM_PIN; goto done; } else if (0 == strcmp (cpinResult, "SIM PUK")) { ret = SIM_PUK; goto done; } else if (0 == strcmp (cpinResult, "PH-NET PIN")) { return SIM_NETWORK_PERSONALIZATION; } else if (0 != strcmp (cpinResult, "READY")) { /* we're treating unsupported lock types as "sim absent" */ ret = SIM_ABSENT; goto done; } at_response_free(p_response); p_response = NULL; cpinResult = NULL; ret = SIM_READY; done: at_response_free(p_response); return ret; } /** Returns SIM_NOT_READY on error */ static SIM_Status getSIMStatus() { ATResponse *p_response = NULL; int err; int ret; char *cpinLine; char *cpinResult; RLOGD("getSIMStatus(). sState: %d",sState); if (sState == RADIO_STATE_OFF || sState == RADIO_STATE_UNAVAILABLE) { ret = SIM_NOT_READY; goto done; } err = at_send_command_singleline("AT+CPIN?", "+CPIN:", &p_response); if (err != 0) { ret = SIM_NOT_READY; goto done; } switch (at_get_cme_error(p_response)) { case CME_SUCCESS: break; case CME_SIM_NOT_INSERTED: ret = SIM_ABSENT; goto done; default: ret = SIM_NOT_READY; goto done; } /* CPIN? has succeeded, now look at the result */ cpinLine = p_response->p_intermediates->line; err = at_tok_start (&cpinLine); if (err < 0) { ret = SIM_NOT_READY; goto done; } err = at_tok_nextstr(&cpinLine, &cpinResult); if (err < 0) { ret = SIM_NOT_READY; goto done; } if (0 == strcmp (cpinResult, "SIM PIN")) { ret = SIM_PIN; goto done; } else if (0 == strcmp (cpinResult, "SIM PUK")) { ret = SIM_PUK; goto done; } else if (0 == strcmp (cpinResult, "PH-NET PIN")) { return SIM_NETWORK_PERSONALIZATION; } else if (0 != strcmp (cpinResult, "READY")) { /* we're treating unsupported lock types as "sim absent" */ ret = SIM_ABSENT; goto done; } at_response_free(p_response); p_response = NULL; cpinResult = NULL; ret = SIM_READY; done: at_response_free(p_response); return ret; } /** * Get the current card status. * * This must be freed using freeCardStatus. * @return: On success returns RIL_E_SUCCESS */ static int getCardStatus(RIL_CardStatus_v6 **pp_card_status) { static RIL_AppStatus app_status_array[] = { // SIM_ABSENT = 0 { RIL_APPTYPE_UNKNOWN, RIL_APPSTATE_UNKNOWN, RIL_PERSOSUBSTATE_UNKNOWN, NULL, NULL, 0, RIL_PINSTATE_UNKNOWN, RIL_PINSTATE_UNKNOWN }, // SIM_NOT_READY = 1 { RIL_APPTYPE_SIM, RIL_APPSTATE_DETECTED, RIL_PERSOSUBSTATE_UNKNOWN, NULL, NULL, 0, RIL_PINSTATE_UNKNOWN, RIL_PINSTATE_UNKNOWN }, // SIM_READY = 2 { RIL_APPTYPE_SIM, RIL_APPSTATE_READY, RIL_PERSOSUBSTATE_READY, NULL, NULL, 0, RIL_PINSTATE_UNKNOWN, RIL_PINSTATE_UNKNOWN }, // SIM_PIN = 3 { RIL_APPTYPE_SIM, RIL_APPSTATE_PIN, RIL_PERSOSUBSTATE_UNKNOWN, NULL, NULL, 0, RIL_PINSTATE_ENABLED_NOT_VERIFIED, RIL_PINSTATE_UNKNOWN }, // SIM_PUK = 4 { RIL_APPTYPE_SIM, RIL_APPSTATE_PUK, RIL_PERSOSUBSTATE_UNKNOWN, NULL, NULL, 0, RIL_PINSTATE_ENABLED_BLOCKED, RIL_PINSTATE_UNKNOWN }, // SIM_NETWORK_PERSONALIZATION = 5 { RIL_APPTYPE_SIM, RIL_APPSTATE_SUBSCRIPTION_PERSO, RIL_PERSOSUBSTATE_SIM_NETWORK, NULL, NULL, 0, RIL_PINSTATE_ENABLED_NOT_VERIFIED, RIL_PINSTATE_UNKNOWN }, // RUIM_ABSENT = 6 { RIL_APPTYPE_UNKNOWN, RIL_APPSTATE_UNKNOWN, RIL_PERSOSUBSTATE_UNKNOWN, NULL, NULL, 0, RIL_PINSTATE_UNKNOWN, RIL_PINSTATE_UNKNOWN }, // RUIM_NOT_READY = 7 { RIL_APPTYPE_RUIM, RIL_APPSTATE_DETECTED, RIL_PERSOSUBSTATE_UNKNOWN, NULL, NULL, 0, RIL_PINSTATE_UNKNOWN, RIL_PINSTATE_UNKNOWN }, // RUIM_READY = 8 { RIL_APPTYPE_RUIM, RIL_APPSTATE_READY, RIL_PERSOSUBSTATE_READY, NULL, NULL, 0, RIL_PINSTATE_UNKNOWN, RIL_PINSTATE_UNKNOWN }, // RUIM_PIN = 9 { RIL_APPTYPE_RUIM, RIL_APPSTATE_PIN, RIL_PERSOSUBSTATE_UNKNOWN, NULL, NULL, 0, RIL_PINSTATE_ENABLED_NOT_VERIFIED, RIL_PINSTATE_UNKNOWN }, // RUIM_PUK = 10 { RIL_APPTYPE_RUIM, RIL_APPSTATE_PUK, RIL_PERSOSUBSTATE_UNKNOWN, NULL, NULL, 0, RIL_PINSTATE_ENABLED_BLOCKED, RIL_PINSTATE_UNKNOWN }, // RUIM_NETWORK_PERSONALIZATION = 11 { RIL_APPTYPE_RUIM, RIL_APPSTATE_SUBSCRIPTION_PERSO, RIL_PERSOSUBSTATE_SIM_NETWORK, NULL, NULL, 0, RIL_PINSTATE_ENABLED_NOT_VERIFIED, RIL_PINSTATE_UNKNOWN } }; RIL_CardState card_state; int num_apps; int sim_status = getSIMStatus(); if (sim_status == SIM_ABSENT) { card_state = RIL_CARDSTATE_ABSENT; num_apps = 0; } else { card_state = RIL_CARDSTATE_PRESENT; num_apps = 2; } // Allocate and initialize base card status. RIL_CardStatus_v6 *p_card_status = malloc(sizeof(RIL_CardStatus_v6)); p_card_status->card_state = card_state; p_card_status->universal_pin_state = RIL_PINSTATE_UNKNOWN; p_card_status->gsm_umts_subscription_app_index = RIL_CARD_MAX_APPS; p_card_status->cdma_subscription_app_index = RIL_CARD_MAX_APPS; p_card_status->ims_subscription_app_index = RIL_CARD_MAX_APPS; p_card_status->num_applications = num_apps; // Initialize application status int i; for (i = 0; i < RIL_CARD_MAX_APPS; i++) { p_card_status->applications[i] = app_status_array[SIM_ABSENT]; } // Pickup the appropriate application status // that reflects sim_status for gsm. if (num_apps != 0) { // Only support one app, gsm p_card_status->num_applications = 2; p_card_status->gsm_umts_subscription_app_index = 0; p_card_status->cdma_subscription_app_index = 1; // Get the correct app status p_card_status->applications[0] = app_status_array[sim_status]; p_card_status->applications[1] = app_status_array[sim_status + RUIM_ABSENT]; } *pp_card_status = p_card_status; return RIL_E_SUCCESS; } /** * Free the card status returned by getCardStatus */ static void freeCardStatus(RIL_CardStatus_v6 *p_card_status) { free(p_card_status); } /** * SIM ready means any commands that access the SIM will work, including: * AT+CPIN, AT+CSMS, AT+CNMI, AT+CRSM * (all SMS-related commands) */ static void pollSIMState (void *param __unused) { ATResponse *p_response; int ret; if (sState != RADIO_STATE_UNAVAILABLE) { // no longer valid to poll return; } switch(getSIMStatus()) { case SIM_ABSENT: case SIM_PIN: case SIM_PUK: case SIM_NETWORK_PERSONALIZATION: default: RLOGI("SIM ABSENT or LOCKED"); RIL_onUnsolicitedResponse(RIL_UNSOL_RESPONSE_SIM_STATUS_CHANGED, NULL, 0); return; case SIM_NOT_READY: RIL_requestTimedCallback (pollSIMState, NULL, &TIMEVAL_SIMPOLL); return; case SIM_READY: RLOGI("SIM_READY"); onSIMReady(); RIL_onUnsolicitedResponse(RIL_UNSOL_RESPONSE_SIM_STATUS_CHANGED, NULL, 0); return; } } /** returns 1 if on, 0 if off, and -1 on error */ static int isRadioOn() { ATResponse *p_response = NULL; int err; char *line; char ret; err = at_send_command_singleline("AT+CFUN?", "+CFUN:", &p_response); if (err < 0 || p_response->success == 0) { // assume radio is off goto error; } line = p_response->p_intermediates->line; err = at_tok_start(&line); if (err < 0) goto error; err = at_tok_nextbool(&line, &ret); if (err < 0) goto error; at_response_free(p_response); return (int)ret; error: at_response_free(p_response); return -1; } /** * Parse the response generated by a +CTEC AT command * The values read from the response are stored in current and preferred. * Both current and preferred may be null. The corresponding value is ignored in that case. * * @return: -1 if some error occurs (or if the modem doesn't understand the +CTEC command) * 1 if the response includes the current technology only * 0 if the response includes both current technology and preferred mode */ int parse_technology_response( const char *response, int *current, int32_t *preferred ) { int err; char *line, *p; int ct; int32_t pt = 0; char *str_pt; line = p = strdup(response); RLOGD("Response: %s", line); err = at_tok_start(&p); if (err || !at_tok_hasmore(&p)) { RLOGD("err: %d. p: %s", err, p); free(line); return -1; } err = at_tok_nextint(&p, &ct); if (err) { free(line); return -1; } if (current) *current = ct; RLOGD("line remaining after int: %s", p); err = at_tok_nexthexint(&p, &pt); if (err) { free(line); return 1; } if (preferred) { *preferred = pt; } free(line); return 0; } int query_supported_techs( ModemInfo *mdm __unused, int *supported ) { ATResponse *p_response; int err, val, techs = 0; char *tok; char *line; RLOGD("query_supported_techs"); err = at_send_command_singleline("AT+CTEC=?", "+CTEC:", &p_response); if (err || !p_response->success) goto error; line = p_response->p_intermediates->line; err = at_tok_start(&line); if (err || !at_tok_hasmore(&line)) goto error; while (!at_tok_nextint(&line, &val)) { techs |= ( 1 << val ); } if (supported) *supported = techs; return 0; error: at_response_free(p_response); return -1; } /** * query_ctec. Send the +CTEC AT command to the modem to query the current * and preferred modes. It leaves values in the addresses pointed to by * current and preferred. If any of those pointers are NULL, the corresponding value * is ignored, but the return value will still reflect if retreiving and parsing of the * values suceeded. * * @mdm Currently unused * @current A pointer to store the current mode returned by the modem. May be null. * @preferred A pointer to store the preferred mode returned by the modem. May be null. * @return -1 on error (or failure to parse) * 1 if only the current mode was returned by modem (or failed to parse preferred) * 0 if both current and preferred were returned correctly */ int query_ctec(ModemInfo *mdm __unused, int *current, int32_t *preferred) { ATResponse *response = NULL; int err; int res; RLOGD("query_ctec. current: %p, preferred: %p", current, preferred); err = at_send_command_singleline("AT+CTEC?", "+CTEC:", &response); if (!err && response->success) { res = parse_technology_response(response->p_intermediates->line, current, preferred); at_response_free(response); return res; } RLOGE("Error executing command: %d. response: %p. status: %d", err, response, response? response->success : -1); at_response_free(response); return -1; } int is_multimode_modem(ModemInfo *mdm) { ATResponse *response; int err; char *line; int tech; int32_t preferred; if (query_ctec(mdm, &tech, &preferred) == 0) { mdm->currentTech = tech; mdm->preferredNetworkMode = preferred; if (query_supported_techs(mdm, &mdm->supportedTechs)) { return 0; } return 1; } return 0; } /** * Find out if our modem is GSM, CDMA or both (Multimode) */ static void probeForModemMode(ModemInfo *info) { ATResponse *response; int err; assert (info); // Currently, our only known multimode modem is qemu's android modem, // which implements the AT+CTEC command to query and set mode. // Try that first if (is_multimode_modem(info)) { RLOGI("Found Multimode Modem. Supported techs mask: %8.8x. Current tech: %d", info->supportedTechs, info->currentTech); return; } /* Being here means that our modem is not multimode */ info->isMultimode = 0; /* CDMA Modems implement the AT+WNAM command */ err = at_send_command_singleline("AT+WNAM","+WNAM:", &response); if (!err && response->success) { at_response_free(response); // TODO: find out if we really support EvDo info->supportedTechs = MDM_CDMA | MDM_EVDO; info->currentTech = MDM_CDMA; RLOGI("Found CDMA Modem"); return; } if (!err) at_response_free(response); // TODO: find out if modem really supports WCDMA/LTE info->supportedTechs = MDM_GSM | MDM_WCDMA | MDM_LTE; info->currentTech = MDM_GSM; RLOGI("Found GSM Modem"); } /** * Initialize everything that can be configured while we're still in * AT+CFUN=0 */ static void initializeCallback(void *param __unused) { ATResponse *p_response = NULL; int err; setRadioState (RADIO_STATE_OFF); at_handshake(); probeForModemMode(sMdmInfo); /* note: we don't check errors here. Everything important will be handled in onATTimeout and onATReaderClosed */ /* atchannel is tolerant of echo but it must */ /* have verbose result codes */ at_send_command("ATE0Q0V1", NULL); /* No auto-answer */ at_send_command("ATS0=0", NULL); /* Extended errors */ at_send_command("AT+CMEE=1", NULL); /* Network registration events */ err = at_send_command("AT+CREG=2", &p_response); /* some handsets -- in tethered mode -- don't support CREG=2 */ if (err < 0 || p_response->success == 0) { at_send_command("AT+CREG=1", NULL); } at_response_free(p_response); /* GPRS registration events */ at_send_command("AT+CGREG=1", NULL); /* Call Waiting notifications */ at_send_command("AT+CCWA=1", NULL); /* Alternating voice/data off */ at_send_command("AT+CMOD=0", NULL); /* Not muted */ at_send_command("AT+CMUT=0", NULL); /* +CSSU unsolicited supp service notifications */ at_send_command("AT+CSSN=0,1", NULL); /* no connected line identification */ at_send_command("AT+COLP=0", NULL); /* HEX character set */ at_send_command("AT+CSCS=\"HEX\"", NULL); /* USSD unsolicited */ at_send_command("AT+CUSD=1", NULL); /* Enable +CGEV GPRS event notifications, but don't buffer */ at_send_command("AT+CGEREP=1,0", NULL); /* SMS PDU mode */ at_send_command("AT+CMGF=0", NULL); #ifdef USE_TI_COMMANDS at_send_command("AT%CPI=3", NULL); /* TI specific -- notifications when SMS is ready (currently ignored) */ at_send_command("AT%CSTAT=1", NULL); #endif /* USE_TI_COMMANDS */ /* assume radio is off on error */ if (isRadioOn() > 0) { setRadioState (RADIO_STATE_ON); } } static void waitForClose() { pthread_mutex_lock(&s_state_mutex); while (s_closed == 0) { pthread_cond_wait(&s_state_cond, &s_state_mutex); } pthread_mutex_unlock(&s_state_mutex); } static void sendUnsolImsNetworkStateChanged() { #if 0 // to be used when unsol is changed to return data. int reply[2]; reply[0] = s_ims_registered; reply[1] = s_ims_services; reply[1] = s_ims_format; #endif RIL_onUnsolicitedResponse(RIL_UNSOL_RESPONSE_IMS_NETWORK_STATE_CHANGED, NULL, 0); } /** * Called by atchannel when an unsolicited line appears * This is called on atchannel's reader thread. AT commands may * not be issued here */ static void onUnsolicited (const char *s, const char *sms_pdu) { char *line = NULL, *p; int err; /* Ignore unsolicited responses until we're initialized. * This is OK because the RIL library will poll for initial state */ if (sState == RADIO_STATE_UNAVAILABLE) { return; } if (strStartsWith(s, "%CTZV:")) { /* TI specific -- NITZ time */ char *response; line = p = strdup(s); at_tok_start(&p); err = at_tok_nextstr(&p, &response); if (err != 0) { RLOGE("invalid NITZ line %s\n", s); } else { RIL_onUnsolicitedResponse ( RIL_UNSOL_NITZ_TIME_RECEIVED, response, strlen(response)); } free(line); } else if (strStartsWith(s,"+CRING:") || strStartsWith(s,"RING") || strStartsWith(s,"NO CARRIER") || strStartsWith(s,"+CCWA") ) { RIL_onUnsolicitedResponse ( RIL_UNSOL_RESPONSE_CALL_STATE_CHANGED, NULL, 0); #ifdef WORKAROUND_FAKE_CGEV RIL_requestTimedCallback (onDataCallListChanged, NULL, NULL); //TODO use new function #endif /* WORKAROUND_FAKE_CGEV */ } else if (strStartsWith(s,"+CREG:") || strStartsWith(s,"+CGREG:") ) { RIL_onUnsolicitedResponse ( RIL_UNSOL_RESPONSE_VOICE_NETWORK_STATE_CHANGED, NULL, 0); #ifdef WORKAROUND_FAKE_CGEV RIL_requestTimedCallback (onDataCallListChanged, NULL, NULL); #endif /* WORKAROUND_FAKE_CGEV */ } else if (strStartsWith(s, "+CMT:")) { RIL_onUnsolicitedResponse ( RIL_UNSOL_RESPONSE_NEW_SMS, sms_pdu, strlen(sms_pdu)); } else if (strStartsWith(s, "+CDS:")) { RIL_onUnsolicitedResponse ( RIL_UNSOL_RESPONSE_NEW_SMS_STATUS_REPORT, sms_pdu, strlen(sms_pdu)); } else if (strStartsWith(s, "+CGEV:")) { /* Really, we can ignore NW CLASS and ME CLASS events here, * but right now we don't since extranous * RIL_UNSOL_DATA_CALL_LIST_CHANGED calls are tolerated */ /* can't issue AT commands here -- call on main thread */ RIL_requestTimedCallback (onDataCallListChanged, NULL, NULL); #ifdef WORKAROUND_FAKE_CGEV } else if (strStartsWith(s, "+CME ERROR: 150")) { RIL_requestTimedCallback (onDataCallListChanged, NULL, NULL); #endif /* WORKAROUND_FAKE_CGEV */ } else if (strStartsWith(s, "+CTEC: ")) { int tech, mask; switch (parse_technology_response(s, &tech, NULL)) { case -1: // no argument could be parsed. RLOGE("invalid CTEC line %s\n", s); break; case 1: // current mode correctly parsed case 0: // preferred mode correctly parsed mask = 1 << tech; if (mask != MDM_GSM && mask != MDM_CDMA && mask != MDM_WCDMA && mask != MDM_LTE) { RLOGE("Unknown technology %d\n", tech); } else { setRadioTechnology(sMdmInfo, tech); } break; } } else if (strStartsWith(s, "+CCSS: ")) { int source = 0; line = p = strdup(s); if (!line) { RLOGE("+CCSS: Unable to allocate memory"); return; } if (at_tok_start(&p) < 0) { free(line); return; } if (at_tok_nextint(&p, &source) < 0) { RLOGE("invalid +CCSS response: %s", line); free(line); return; } SSOURCE(sMdmInfo) = source; RIL_onUnsolicitedResponse(RIL_UNSOL_CDMA_SUBSCRIPTION_SOURCE_CHANGED, &source, sizeof(source)); } else if (strStartsWith(s, "+WSOS: ")) { char state = 0; int unsol; line = p = strdup(s); if (!line) { RLOGE("+WSOS: Unable to allocate memory"); return; } if (at_tok_start(&p) < 0) { free(line); return; } if (at_tok_nextbool(&p, &state) < 0) { RLOGE("invalid +WSOS response: %s", line); free(line); return; } free(line); unsol = state ? RIL_UNSOL_ENTER_EMERGENCY_CALLBACK_MODE : RIL_UNSOL_EXIT_EMERGENCY_CALLBACK_MODE; RIL_onUnsolicitedResponse(unsol, NULL, 0); } else if (strStartsWith(s, "+WPRL: ")) { int version = -1; line = p = strdup(s); if (!line) { RLOGE("+WPRL: Unable to allocate memory"); return; } if (at_tok_start(&p) < 0) { RLOGE("invalid +WPRL response: %s", s); free(line); return; } if (at_tok_nextint(&p, &version) < 0) { RLOGE("invalid +WPRL response: %s", s); free(line); return; } free(line); RIL_onUnsolicitedResponse(RIL_UNSOL_CDMA_PRL_CHANGED, &version, sizeof(version)); } else if (strStartsWith(s, "+CFUN: 0")) { setRadioState(RADIO_STATE_OFF); } } /* Called on command or reader thread */ static void onATReaderClosed() { RLOGI("AT channel closed\n"); at_close(); s_closed = 1; setRadioState (RADIO_STATE_UNAVAILABLE); } /* Called on command thread */ static void onATTimeout() { RLOGI("AT channel timeout; closing\n"); at_close(); s_closed = 1; /* FIXME cause a radio reset here */ setRadioState (RADIO_STATE_UNAVAILABLE); } /* Called to pass hardware configuration information to telephony * framework. */ static void setHardwareConfiguration(int num, RIL_HardwareConfig *cfg) { RIL_onUnsolicitedResponse(RIL_UNSOL_HARDWARE_CONFIG_CHANGED, cfg, num*sizeof(*cfg)); } static void usage(char *s __unused) { #ifdef RIL_SHLIB fprintf(stderr, "reference-ril requires: -p or -d /dev/tty_device\n"); #else fprintf(stderr, "usage: %s [-p ] [-d /dev/tty_device]\n", s); exit(-1); #endif } static void * mainLoop(void *param __unused) { int fd; int ret; AT_DUMP("== ", "entering mainLoop()", -1 ); at_set_on_reader_closed(onATReaderClosed); at_set_on_timeout(onATTimeout); for (;;) { fd = -1; while (fd < 0) { if (isInEmulator()) { fd = qemu_pipe_open("pipe:qemud:gsm"); } else if (s_port > 0) { fd = socket_network_client("localhost", s_port, SOCK_STREAM); } else if (s_device_socket) { fd = socket_local_client(s_device_path, ANDROID_SOCKET_NAMESPACE_FILESYSTEM, SOCK_STREAM); } else if (s_device_path != NULL) { fd = open (s_device_path, O_RDWR); if ( fd >= 0 && !memcmp( s_device_path, "/dev/ttyS", 9 ) ) { /* disable echo on serial ports */ struct termios ios; tcgetattr( fd, &ios ); ios.c_lflag = 0; /* disable ECHO, ICANON, etc... */ tcsetattr( fd, TCSANOW, &ios ); } } if (fd < 0) { perror ("opening AT interface. retrying..."); sleep(10); /* never returns */ } } s_closed = 0; ret = at_open(fd, onUnsolicited); if (ret < 0) { RLOGE ("AT error %d on at_open\n", ret); return 0; } RIL_requestTimedCallback(initializeCallback, NULL, &TIMEVAL_0); // Give initializeCallback a chance to dispatched, since // we don't presently have a cancellation mechanism sleep(1); waitForClose(); RLOGI("Re-opening after close"); } } #ifdef RIL_SHLIB pthread_t s_tid_mainloop; const RIL_RadioFunctions *RIL_Init(const struct RIL_Env *env, int argc, char **argv) { int ret; int fd = -1; int opt; pthread_attr_t attr; s_rilenv = env; while ( -1 != (opt = getopt(argc, argv, "p:d:s:c:"))) { switch (opt) { case 'p': s_port = atoi(optarg); if (s_port == 0) { usage(argv[0]); return NULL; } RLOGI("Opening loopback port %d\n", s_port); break; case 'd': s_device_path = optarg; RLOGI("Opening tty device %s\n", s_device_path); break; case 's': s_device_path = optarg; s_device_socket = 1; RLOGI("Opening socket %s\n", s_device_path); break; case 'c': RLOGI("Client id received %s\n", optarg); break; default: usage(argv[0]); return NULL; } } if (s_port < 0 && s_device_path == NULL && !isInEmulator()) { usage(argv[0]); return NULL; } sMdmInfo = calloc(1, sizeof(ModemInfo)); if (!sMdmInfo) { RLOGE("Unable to alloc memory for ModemInfo"); return NULL; } pthread_attr_init (&attr); pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_DETACHED); ret = pthread_create(&s_tid_mainloop, &attr, mainLoop, NULL); return &s_callbacks; } #else /* RIL_SHLIB */ int main (int argc, char **argv) { int ret; int fd = -1; int opt; while ( -1 != (opt = getopt(argc, argv, "p:d:"))) { switch (opt) { case 'p': s_port = atoi(optarg); if (s_port == 0) { usage(argv[0]); } RLOGI("Opening loopback port %d\n", s_port); break; case 'd': s_device_path = optarg; RLOGI("Opening tty device %s\n", s_device_path); break; case 's': s_device_path = optarg; s_device_socket = 1; RLOGI("Opening socket %s\n", s_device_path); break; default: usage(argv[0]); } } if (s_port < 0 && s_device_path == NULL && !isInEmulator()) { usage(argv[0]); } RIL_register(&s_callbacks); mainLoop(NULL); return 0; } #endif /* RIL_SHLIB */