mirror of git://git.sysmocom.de/ofono
256 lines
5.5 KiB
C
Executable File
256 lines
5.5 KiB
C
Executable File
/*
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*
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* oFono - Open Source Telephony
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*
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* Copyright (C) 2017 Intel Corporation. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*
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*/
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#ifdef HAVE_CONFIG_H
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#include <config.h>
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#endif
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#define _GNU_SOURCE
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include <errno.h>
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#include <glib.h>
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#include <ofono/modem.h>
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#include <ofono/log.h>
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#include <ofono/ims.h>
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#include "gatchat.h"
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#include "gatresult.h"
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#include "xmm7modem.h"
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static const char *none_prefix[] = { NULL };
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static const char *cireg_prefix[] = { "+CIREG:", NULL };
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struct ims_driver_data {
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GAtChat *chat;
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};
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static void xmm_cireg_cb(gboolean ok, GAtResult *result,
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gpointer user_data)
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{
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struct cb_data *cbd = user_data;
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ofono_ims_status_cb_t cb = cbd->cb;
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struct ofono_error error;
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GAtResultIter iter;
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int reg_info, ext_info;
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DBG("ok %d", ok);
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decode_at_error(&error, g_at_result_final_response(result));
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if (!ok) {
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cb(&error, -1, -1, cbd->data);
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return;
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}
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g_at_result_iter_init(&iter, result);
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if (g_at_result_iter_next(&iter, "+CIREG:") == FALSE)
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goto error;
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/* skip value of n */
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g_at_result_iter_skip_next(&iter);
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if (g_at_result_iter_next_number(&iter, ®_info) == FALSE)
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goto error;
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if (reg_info == 0)
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ext_info = -1;
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else
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if (g_at_result_iter_next_number(&iter, &ext_info) == FALSE)
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goto error;
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cb(&error, reg_info, ext_info, cbd->data);
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return;
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error:
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CALLBACK_WITH_FAILURE(cb, -1, -1, cbd->data);
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}
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static void xmm_ims_registration_status(struct ofono_ims *ims,
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ofono_ims_status_cb_t cb, void *data)
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{
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struct ims_driver_data *idd = ofono_ims_get_data(ims);
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struct cb_data *cbd = cb_data_new(cb, data);
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if (g_at_chat_send(idd->chat, "AT+CIREG?", cireg_prefix,
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xmm_cireg_cb, cbd, g_free) > 0)
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return;
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CALLBACK_WITH_FAILURE(cb, -1, -1, data);
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g_free(cbd);
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}
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static void xmm_ims_register_cb(gboolean ok, GAtResult *result,
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gpointer user_data)
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{
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struct cb_data *cbd = user_data;
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ofono_ims_register_cb_t cb = cbd->cb;
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struct ofono_error error;
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DBG("ok %d", ok);
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decode_at_error(&error, g_at_result_final_response(result));
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cb(&error, cbd->data);
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}
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static void xmm_ims_register(struct ofono_ims *ims,
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ofono_ims_register_cb_t cb, void *data)
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{
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struct ims_driver_data *idd = ofono_ims_get_data(ims);
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struct cb_data *cbd = cb_data_new(cb, data);
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if (g_at_chat_send(idd->chat, "AT+XIREG=1", none_prefix,
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xmm_ims_register_cb, cbd, g_free) > 0)
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return;
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CALLBACK_WITH_FAILURE(cb, data);
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g_free(cbd);
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}
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static void xmm_ims_unregister(struct ofono_ims *ims,
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ofono_ims_register_cb_t cb, void *data)
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{
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struct ims_driver_data *idd = ofono_ims_get_data(ims);
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struct cb_data *cbd = cb_data_new(cb, data);
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if (g_at_chat_send(idd->chat, "AT+XIREG=0", none_prefix,
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xmm_ims_register_cb, cbd, g_free) > 0)
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return;
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CALLBACK_WITH_FAILURE(cb, data);
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g_free(cbd);
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}
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static void ciregu_notify(GAtResult *result, gpointer user_data)
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{
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struct ofono_ims *ims = user_data;
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int reg_info, ext_info;
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GAtResultIter iter;
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g_at_result_iter_init(&iter, result);
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if (!g_at_result_iter_next(&iter, "+CIREGU:"))
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return;
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if (!g_at_result_iter_next_number(&iter, ®_info))
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return;
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if (reg_info == 0)
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ext_info = -1;
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else
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if (!g_at_result_iter_next_number(&iter, &ext_info))
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return;
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DBG("reg_info:%d, ext_info:%d", reg_info, ext_info);
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ofono_ims_status_notify(ims, reg_info, ext_info);
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}
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static void xmm_cireg_set_cb(gboolean ok, GAtResult *result,
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gpointer user_data)
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{
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struct ofono_ims *ims = user_data;
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if (!ok) {
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ofono_ims_remove(ims);
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return;
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}
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ofono_ims_register(ims);
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}
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static void cireg_support_cb(gboolean ok, GAtResult *result,
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gpointer user_data)
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{
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struct ofono_ims *ims = user_data;
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struct ims_driver_data *idd = ofono_ims_get_data(ims);
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if (!ok) {
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ofono_ims_remove(ims);
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return;
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}
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g_at_chat_register(idd->chat, "+CIREGU:", ciregu_notify,
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FALSE, ims, NULL);
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g_at_chat_send(idd->chat, "AT+CIREG=2", none_prefix,
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xmm_cireg_set_cb, ims, NULL);
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}
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static int xmm_ims_probe(struct ofono_ims *ims, void *data)
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{
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GAtChat *chat = data;
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struct ims_driver_data *idd;
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DBG("at ims probe");
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idd = g_try_new0(struct ims_driver_data, 1);
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if (!idd)
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return -ENOMEM;
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idd->chat = g_at_chat_clone(chat);
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ofono_ims_set_data(ims, idd);
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g_at_chat_send(idd->chat, "AT+CIREG=?", cireg_prefix,
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cireg_support_cb, ims, NULL);
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return 0;
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}
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static void xmm_ims_remove(struct ofono_ims *ims)
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{
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struct ims_driver_data *idd = ofono_ims_get_data(ims);
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DBG("at ims remove");
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g_at_chat_unref(idd->chat);
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ofono_ims_set_data(ims, NULL);
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g_free(idd);
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}
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static struct ofono_ims_driver driver = {
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.name = "xmm7modem",
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.probe = xmm_ims_probe,
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.remove = xmm_ims_remove,
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.ims_register = xmm_ims_register,
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.ims_unregister = xmm_ims_unregister,
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.registration_status = xmm_ims_registration_status,
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};
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void xmm_ims_init(void)
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{
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ofono_ims_driver_register(&driver);
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}
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void xmm_ims_exit(void)
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{
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ofono_ims_driver_unregister(&driver);
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}
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