/*
* oFono - Open Source Telephony
* Copyright (C) 2008-2011 Intel Corporation
* Copyright (C) 2012-2014 Canonical Ltd
* Copyright (C) 2013 Jolla Ltd
*
* SPDX-License-Identifier: GPL-2.0-only
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <stdio.h>
#include <errno.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <glib.h>
#define OFONO_API_SUBJECT_TO_CHANGE
#include <ofono/plugin.h>
#include <ofono/log.h>
#include <ofono/modem.h>
#include <ofono/devinfo.h>
#include <ofono/phonebook.h>
#include <ofono/netreg.h>
#include <ofono/voicecall.h>
#include <ofono/sms.h>
#include <ofono/cbs.h>
#include <ofono/sim.h>
#include <ofono/ussd.h>
#include <ofono/call-forwarding.h>
#include <ofono/call-settings.h>
#include <ofono/call-barring.h>
#include <ofono/call-meter.h>
#include <ofono/call-volume.h>
#include <ofono/radio-settings.h>
#include <ofono/gprs.h>
#include <ofono/gprs-context.h>
#include <ofono/audio-settings.h>
#include <ofono/types.h>
#include <gril/gril.h>
#include "ofono.h"
#include "ril.h"
#include "drivers/rilmodem/rilutil.h"
#include "drivers/rilmodem/vendor.h"
#define RILMODEM "rilmodem"
#define RADIO_GID 1001
#define RADIO_UID 1001
#define MAX_SIM_STATUS_RETRIES 15
/* this gives 30s for rild to initialize */
#define RILD_MAX_CONNECT_RETRIES 5
#define RILD_CONNECT_RETRY_TIME_S 5
char *RILD_CMD_SOCKET[] = {"/dev/socket/rild", "/dev/socket/rild1"};
char *GRIL_HEX_PREFIX[] = {"Device 0: ", "Device 1: "};
struct ril_data {
GRil *ril;
enum ofono_ril_vendor vendor;
int sim_status_retries;
ofono_bool_t connected;
ofono_bool_t ofono_online;
int radio_state;
struct ofono_sim *sim;
struct ofono_radio_settings *radio_settings;
int rild_connect_retries;
};
static void ril_debug(const char *str, void *user_data)
{
const char *prefix = user_data;
ofono_info("%s%s", prefix, str);
}
static void ril_radio_state_changed(struct ril_msg *message, gpointer user_data)
{
struct ofono_modem *modem = user_data;
struct ril_data *rd = ofono_modem_get_data(modem);
struct parcel rilp;
int radio_state;
g_ril_init_parcel(message, &rilp);
radio_state = parcel_r_int32(&rilp);
if (rilp.malformed) {
ofono_error("%s: malformed parcel received", __func__);
ofono_modem_set_powered(modem, FALSE);
return;
}
g_ril_append_print_buf(rd->ril, "(state: %s)",
ril_radio_state_to_string(radio_state));
g_ril_print_unsol(rd->ril, message);
if (radio_state != rd->radio_state) {
ofono_info("%s: state: %s rd->ofono_online: %d",
__func__,
ril_radio_state_to_string(radio_state),
rd->ofono_online);
rd->radio_state = radio_state;
switch (radio_state) {
case RADIO_STATE_ON:
if (rd->radio_settings == NULL)
rd->radio_settings =
ofono_radio_settings_create(modem,
rd->vendor, RILMODEM,
rd->ril);
break;
case RADIO_STATE_UNAVAILABLE:
case RADIO_STATE_OFF:
/*
* Unexpected radio state change, as we are supposed to
* be online. UNAVAILABLE has been seen occassionally
* when powering off the phone. We wait 5 secs to avoid
* too fast re-spawns, then exit with error to make
* upstart re-start ofono.
*/
if (rd->ofono_online)
ofono_error("%s: radio self-powered off!",
__func__);
break;
}
}
}
int ril_create(struct ofono_modem *modem, enum ofono_ril_vendor vendor)
{
ofono_bool_t lte_cap;
struct ril_data *rd = g_try_new0(struct ril_data, 1);
if (rd == NULL) {
errno = ENOMEM;
goto error;
}
DBG("");
rd->vendor = vendor;
rd->ofono_online = FALSE;
rd->radio_state = RADIO_STATE_OFF;
lte_cap = getenv("OFONO_RIL_RAT_LTE") ? TRUE : FALSE;
ofono_modem_set_boolean(modem, MODEM_PROP_LTE_CAPABLE, lte_cap);
ofono_modem_set_data(modem, rd);
return 0;
error:
g_free(rd);
return -errno;
}
static int ril_probe(struct ofono_modem *modem)
{
return ril_create(modem, OFONO_RIL_VENDOR_AOSP);
}
void ril_remove(struct ofono_modem *modem)
{
struct ril_data *rd = ofono_modem_get_data(modem);
ofono_modem_set_data(modem, NULL);
if (!rd)
return;
g_ril_unref(rd->ril);
g_free(rd);
}
void ril_pre_sim(struct ofono_modem *modem)
{
struct ril_data *rd = ofono_modem_get_data(modem);
DBG("");
ofono_devinfo_create(modem, rd->vendor, RILMODEM, rd->ril);
ofono_voicecall_create(modem, rd->vendor, RILMODEM, rd->ril);
ofono_call_volume_create(modem, rd->vendor, RILMODEM, rd->ril);
rd->sim = ofono_sim_create(modem, rd->vendor, RILMODEM, rd->ril);
}
void ril_post_sim(struct ofono_modem *modem)
{
struct ril_data *rd = ofono_modem_get_data(modem);
struct ofono_message_waiting *mw;
/* TODO: this function should setup:
* - phonebook
* - stk ( SIM toolkit )
* - radio_settings
*/
ofono_sms_create(modem, rd->vendor, RILMODEM, rd->ril);
mw = ofono_message_waiting_create(modem);
if (mw)
ofono_message_waiting_register(mw);
ofono_call_forwarding_create(modem, rd->vendor, RILMODEM, rd->ril);
ofono_stk_create(modem, rd->vendor, RILMODEM, rd->ril);
ofono_phonebook_create(modem, rd->vendor, RILMODEM, modem);
}
void ril_post_online(struct ofono_modem *modem)
{
struct ril_data *rd = ofono_modem_get_data(modem);
struct ofono_gprs *gprs;
struct ofono_gprs_context *gc;
ofono_cbs_create(modem, rd->vendor, RILMODEM, rd->ril);
ofono_netreg_create(modem, rd->vendor, RILMODEM, rd->ril);
ofono_ussd_create(modem, rd->vendor, RILMODEM, rd->ril);
ofono_call_settings_create(modem, rd->vendor, RILMODEM, rd->ril);
ofono_call_barring_create(modem, rd->vendor, RILMODEM, rd->ril);
gprs = ofono_gprs_create(modem, rd->vendor, RILMODEM, rd->ril);
gc = ofono_gprs_context_create(modem, rd->vendor, RILMODEM, rd->ril);
if (gc) {
ofono_gprs_context_set_type(gc,
OFONO_GPRS_CONTEXT_TYPE_INTERNET);
ofono_gprs_add_context(gprs, gc);
}
gc = ofono_gprs_context_create(modem, rd->vendor, RILMODEM, rd->ril);
if (gc) {
ofono_gprs_context_set_type(gc, OFONO_GPRS_CONTEXT_TYPE_MMS);
ofono_gprs_add_context(gprs, gc);
}
}
static void ril_set_online_cb(struct ril_msg *message, gpointer user_data)
{
struct cb_data *cbd = user_data;
struct ril_data *rd = cbd->user;
ofono_modem_online_cb_t cb = cbd->cb;
if (message->error == RIL_E_SUCCESS) {
DBG("%s: set_online OK: rd->ofono_online: %d", __func__,
rd->ofono_online);
CALLBACK_WITH_SUCCESS(cb, cbd->data);
} else {
ofono_error("%s: set_online: %d failed", __func__,
rd->ofono_online);
CALLBACK_WITH_FAILURE(cb, cbd->data);
}
}
static void ril_send_power(struct ril_data *rd, ofono_bool_t online,
GRilResponseFunc func,
gpointer user_data)
{
struct cb_data *cbd = user_data;
ofono_modem_online_cb_t cb;
GDestroyNotify notify = NULL;
struct parcel rilp;
if (cbd != NULL) {
notify = g_free;
cb = cbd->cb;
}
DBG("(online = 1, offline = 0)): %i", online);
parcel_init(&rilp);
parcel_w_int32(&rilp, 1);
parcel_w_int32(&rilp, online);
g_ril_append_print_buf(rd->ril, "(%d)", online);
if (g_ril_send(rd->ril, RIL_REQUEST_RADIO_POWER, &rilp,
func, cbd, notify) == 0 && cbd != NULL) {
CALLBACK_WITH_FAILURE(cb, cbd->data);
g_free(cbd);
}
}
void ril_set_online(struct ofono_modem *modem, ofono_bool_t online,
ofono_modem_online_cb_t callback, void *data)
{
struct ril_data *rd = ofono_modem_get_data(modem);
struct cb_data *cbd = cb_data_new(callback, data, rd);
rd->ofono_online = online;
DBG("setting rd->ofono_online to: %d", online);
ril_send_power(rd, online, ril_set_online_cb, cbd);
}
static void ril_connected(struct ril_msg *message, gpointer user_data)
{
struct ofono_modem *modem = (struct ofono_modem *) user_data;
struct ril_data *rd = ofono_modem_get_data(modem);
ofono_info("[%d,UNSOL]< %s", g_ril_get_slot(rd->ril),
g_ril_unsol_request_to_string(rd->ril, message->req));
/* TODO: need a disconnect function to restart things! */
rd->connected = TRUE;
DBG("calling set_powered(TRUE)");
ofono_modem_set_powered(modem, TRUE);
}
static int create_gril(struct ofono_modem *modem)
{
struct ril_data *rd = ofono_modem_get_data(modem);
int slot_id = ofono_modem_get_integer(modem, "Slot");
ofono_info("Using %s as socket for slot %d.",
RILD_CMD_SOCKET[slot_id], slot_id);
/* RIL expects user radio to connect to the socket */
rd->ril = g_ril_new_with_ucred(RILD_CMD_SOCKET[slot_id],
OFONO_RIL_VENDOR_AOSP,
RADIO_UID, RADIO_GID);
/* NOTE: Since AT modems open a tty, and then call
* g_at_chat_new(), they're able to return -EIO if
* the first fails, and -ENOMEM if the second fails.
* in our case, we already return -EIO if the ril_new
* fails. If this is important, we can create a ril_socket
* abstraction... ( probaby not a bad idea ).
*/
if (rd->ril == NULL) {
ofono_error("g_ril_new() failed to create modem!");
return -EIO;
}
g_ril_set_slot(rd->ril, slot_id);
if (getenv("OFONO_RIL_TRACE"))
g_ril_set_trace(rd->ril, TRUE);
if (getenv("OFONO_RIL_HEX_TRACE"))
g_ril_set_debugf(rd->ril, ril_debug, GRIL_HEX_PREFIX[slot_id]);
g_ril_register(rd->ril, RIL_UNSOL_RIL_CONNECTED,
ril_connected, modem);
g_ril_register(rd->ril, RIL_UNSOL_RESPONSE_RADIO_STATE_CHANGED,
ril_radio_state_changed, modem);
return 0;
}
static gboolean connect_rild(gpointer user_data)
{
struct ofono_modem *modem = (struct ofono_modem *) user_data;
struct ril_data *rd = ofono_modem_get_data(modem);
ofono_info("Trying to reconnect to rild...");
if (rd->rild_connect_retries++ < RILD_MAX_CONNECT_RETRIES) {
if (create_gril(modem) < 0)
return TRUE;
} else {
ofono_error("Failed to connect to rild.");
return TRUE;
}
return FALSE;
}
int ril_enable(struct ofono_modem *modem)
{
int ret;
DBG("");
ret = create_gril(modem);
if (ret < 0)
g_timeout_add_seconds(RILD_CONNECT_RETRY_TIME_S,
connect_rild, modem);
return -EINPROGRESS;
}
static void power_off_cb(struct ril_msg *message, gpointer user_data)
{
struct cb_data *cbd = user_data;
struct ril_data *rd = cbd->user;
struct ofono_modem *modem = cbd->data;
if (rd) {
g_ril_unref(rd->ril);
rd->ril = NULL;
}
ofono_modem_set_powered(modem, FALSE);
}
int ril_disable(struct ofono_modem *modem)
{
struct ril_data *rd = ofono_modem_get_data(modem);
struct cb_data *cbd = cb_data_new(NULL, modem, rd);
DBG("%p", modem);
ril_send_power(rd, FALSE, power_off_cb, cbd);
return -EINPROGRESS;
}
static struct ofono_modem_driver ril_driver = {
.probe = ril_probe,
.remove = ril_remove,
.enable = ril_enable,
.disable = ril_disable,
.pre_sim = ril_pre_sim,
.post_sim = ril_post_sim,
.post_online = ril_post_online,
.set_online = ril_set_online,
};
OFONO_MODEM_DRIVER_BUILTIN(ril, &ril_driver)