mirror of git://git.sysmocom.de/ofono
255 lines
5.9 KiB
C
255 lines
5.9 KiB
C
/*
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*
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* oFono - Open Source Telephony
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*
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* Copyright (C) 2008-2011 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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#include <string.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include <glib.h>
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#include <ofono/log.h>
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#include <ofono/modem.h>
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#include <ofono/stk.h>
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#include "gatchat.h"
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#include "gatresult.h"
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#include "atmodem.h"
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#include "stk.h"
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#include "vendor.h"
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struct stk_data {
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GAtChat *chat;
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unsigned int vendor;
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};
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static const char *none_prefix[] = { NULL };
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static const char *cusate_prefix[] = { "+CUSATER:", NULL };
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static void at_cusate_cb(gboolean ok, GAtResult *result, gpointer user_data)
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{
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struct cb_data *cbd = user_data;
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ofono_stk_envelope_cb_t cb = cbd->cb;
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struct ofono_error error;
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GAtResultIter iter;
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const guint8 *response = NULL;
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gint len = 0;
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decode_at_error(&error, g_at_result_final_response(result));
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if (ok == FALSE)
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goto done;
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/*
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* According to 27.007, Section 12.2.5 the envelope response is
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* returned in +CUSATER intermediate response
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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, "+CUSATER:"))
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goto done;
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if (!g_at_result_iter_next_hexstring(&iter, &response, &len))
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goto done;
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done:
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cb(&error, response, len, cbd->data);
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}
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static void at_stk_envelope(struct ofono_stk *stk, int length,
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const unsigned char *command,
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ofono_stk_envelope_cb_t cb, void *data)
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{
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struct stk_data *sd = ofono_stk_get_data(stk);
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struct cb_data *cbd = cb_data_new(cb, data);
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char *buf = alloca(64 + length * 2);
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int len;
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len = sprintf(buf, "AT+CUSATE=");
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for (; length; length--)
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len += sprintf(buf + len, "%02hhX", *command++);
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if (g_at_chat_send(sd->chat, buf, cusate_prefix,
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at_cusate_cb, cbd, g_free) > 0)
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return;
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g_free(cbd);
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CALLBACK_WITH_FAILURE(cb, NULL, 0, data);
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}
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static void at_cusatt_cb(gboolean ok, GAtResult *result, gpointer user_data)
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{
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struct cb_data *cbd = user_data;
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ofono_stk_generic_cb_t cb = cbd->cb;
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struct ofono_error error;
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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 at_stk_terminal_response(struct ofono_stk *stk, int length,
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const unsigned char *value,
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ofono_stk_generic_cb_t cb,
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void *data)
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{
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struct stk_data *sd = ofono_stk_get_data(stk);
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struct cb_data *cbd = cb_data_new(cb, data);
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char *buf = alloca(64 + length * 2);
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int len;
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len = sprintf(buf, "AT+CUSATT=");
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for (; length; length--)
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len += sprintf(buf + len, "%02hhX", *value++);
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if (g_at_chat_send(sd->chat, buf, none_prefix,
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at_cusatt_cb, cbd, g_free) > 0)
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return;
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g_free(cbd);
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CALLBACK_WITH_FAILURE(cb, data);
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}
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static void phonesim_cusatp_notify(GAtResult *result, gpointer user_data)
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{
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struct ofono_stk *stk = user_data;
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GAtResultIter iter;
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const guint8 *response;
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gint len;
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g_at_result_iter_init(&iter, result);
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if (!g_at_result_iter_next(&iter, "+CUSATP:"))
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return;
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if (!g_at_result_iter_next_hexstring(&iter, &response, &len))
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return;
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ofono_stk_proactive_command_notify(stk, len, response);
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}
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static void phonesim_hcmd_notify(GAtResult *result, gpointer user_data)
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{
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struct ofono_stk *stk = user_data;
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GAtResultIter iter;
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const guint8 *response;
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gint len;
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g_at_result_iter_init(&iter, result);
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if (!g_at_result_iter_next(&iter, "*HCMD:"))
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return;
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if (!g_at_result_iter_next_hexstring(&iter, &response, &len))
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return;
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ofono_stk_proactive_command_handled_notify(stk, len, response);
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}
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static void phonesim_cusatend_notify(GAtResult *result, gpointer user_data)
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{
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struct ofono_stk *stk = user_data;
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ofono_stk_proactive_session_end_notify(stk);
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}
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static gboolean at_stk_register(gpointer user)
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{
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struct ofono_stk *stk = user;
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struct stk_data *sd = ofono_stk_get_data(stk);
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g_at_chat_register(sd->chat, "+CUSATP:", phonesim_cusatp_notify,
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FALSE, stk, NULL);
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g_at_chat_register(sd->chat, "+CUSATEND", phonesim_cusatend_notify,
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FALSE, stk, NULL);
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if (sd->vendor == OFONO_VENDOR_PHONESIM)
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g_at_chat_register(sd->chat, "*HCMD:", phonesim_hcmd_notify,
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FALSE, stk, NULL);
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if (sd->vendor == OFONO_VENDOR_XMM) {
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/* enabling stk */
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g_at_chat_send(sd->chat, "AT+CFUN=6", none_prefix,
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NULL, NULL, NULL);
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/* Here ofono has missed stk menu proactive command
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* that comes after sim initialization only. Doing a
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* sim reset will enable the stk driver to get the
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* missed +CUSATP notifications.
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*/
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g_at_chat_send(sd->chat, "AT+CFUN=27,1", none_prefix,
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NULL, NULL, NULL);
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}
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ofono_stk_register(stk);
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return FALSE;
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}
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static int at_stk_probe(struct ofono_stk *stk, unsigned int vendor, void *data)
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{
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GAtChat *chat = data;
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struct stk_data *sd;
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sd = g_new0(struct stk_data, 1);
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sd->chat = g_at_chat_clone(chat);
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sd->vendor = vendor;
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ofono_stk_set_data(stk, sd);
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g_idle_add(at_stk_register, stk);
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return 0;
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}
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static void at_stk_remove(struct ofono_stk *stk)
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{
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struct stk_data *sd = ofono_stk_get_data(stk);
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g_idle_remove_by_data(stk);
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ofono_stk_set_data(stk, NULL);
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g_at_chat_unref(sd->chat);
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g_free(sd);
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}
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static const struct ofono_stk_driver driver = {
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.name = "atmodem",
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.probe = at_stk_probe,
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.remove = at_stk_remove,
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.envelope = at_stk_envelope,
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.terminal_response = at_stk_terminal_response,
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};
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void at_stk_init(void)
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{
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ofono_stk_driver_register(&driver);
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}
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void at_stk_exit(void)
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{
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ofono_stk_driver_unregister(&driver);
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}
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