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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 | /* * * oFono - Open Source Telephony * * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). * Copyright (C) 2011 Intel Corporation. All rights reserved. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA * */ #ifdef HAVE_CONFIG_H #include <config.h> #endif #include <string.h> #include <stdio.h> #include <errno.h> #include <glib.h> #include <gdbus.h> #include "ofono.h" #include "common.h" #define CTM_FLAG_CACHED 0x1 static GSList *g_drivers = NULL; struct ofono_ctm { DBusMessage *pending; int flags; ofono_bool_t enabled; const struct ofono_ctm_driver *driver; void *driver_data; struct ofono_atom *atom; }; static DBusMessage *ctm_get_properties_reply(DBusMessage *msg, struct ofono_ctm *ctm) { DBusMessage *reply; DBusMessageIter iter; DBusMessageIter dict; dbus_bool_t value; reply = dbus_message_new_method_return(msg); if (reply == NULL) return NULL; dbus_message_iter_init_append(reply, &iter); dbus_message_iter_open_container(&iter, DBUS_TYPE_ARRAY, OFONO_PROPERTIES_ARRAY_SIGNATURE, &dict); value = ctm->enabled; ofono_dbus_dict_append(&dict, "Enabled", DBUS_TYPE_BOOLEAN, &value); dbus_message_iter_close_container(&iter, &dict); return reply; } static void ctm_signal_enabled(struct ofono_ctm *ctm) { DBusConnection *conn = ofono_dbus_get_connection(); const char *path = __ofono_atom_get_path(ctm->atom); ofono_bool_t value = ctm->enabled; ofono_dbus_signal_property_changed(conn, path, OFONO_TEXT_TELEPHONY_INTERFACE, "Enabled", DBUS_TYPE_BOOLEAN, &value); } static void ctm_set_enabled_callback(const struct ofono_error *error, void *data) { struct ofono_ctm *ctm = data; DBusMessage *reply; if (error->type != OFONO_ERROR_TYPE_NO_ERROR) { DBG("Error setting ctm enabled property"); reply = __ofono_error_failed(ctm->pending); __ofono_dbus_pending_reply(&ctm->pending, reply); return; } ctm->enabled = !ctm->enabled; reply = dbus_message_new_method_return(ctm->pending); __ofono_dbus_pending_reply(&ctm->pending, reply); ctm_signal_enabled(ctm); } static void ctm_query_enabled_callback(const struct ofono_error *error, ofono_bool_t enable, void *data) { struct ofono_ctm *ctm = data; DBusMessage *reply; ofono_bool_t enabled_old; if (error->type != OFONO_ERROR_TYPE_NO_ERROR) { DBG("Error during ctm enabled query"); reply = __ofono_error_failed(ctm->pending); __ofono_dbus_pending_reply(&ctm->pending, reply); return; } ctm->flags |= CTM_FLAG_CACHED; enabled_old = ctm->enabled; ctm->enabled = enable; reply = ctm_get_properties_reply(ctm->pending, ctm); __ofono_dbus_pending_reply(&ctm->pending, reply); if (ctm->enabled != enabled_old) ctm_signal_enabled(ctm); } static DBusMessage *ctm_get_properties(DBusConnection *conn, DBusMessage *msg, void *data) { struct ofono_ctm *ctm = data; if (ctm->flags & CTM_FLAG_CACHED) return ctm_get_properties_reply(msg, ctm); if (ctm->pending) return __ofono_error_busy(msg); ctm->pending = dbus_message_ref(msg); ctm->driver->query_tty(ctm, ctm_query_enabled_callback, ctm); return NULL; } static DBusMessage *ctm_set_property(DBusConnection *conn, DBusMessage *msg, void *data) { struct ofono_ctm *ctm = data; DBusMessageIter iter; DBusMessageIter var; const char *property; if (ctm->pending) return __ofono_error_busy(msg); if (!dbus_message_iter_init(msg, &iter)) return __ofono_error_invalid_args(msg); if (dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_STRING) return __ofono_error_invalid_args(msg); dbus_message_iter_get_basic(&iter, &property); dbus_message_iter_next(&iter); if (dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_VARIANT) return __ofono_error_invalid_args(msg); dbus_message_iter_recurse(&iter, &var); if (g_strcmp0(property, "Enabled") == 0) { dbus_bool_t value; int target; if (dbus_message_iter_get_arg_type(&var) != DBUS_TYPE_BOOLEAN) return __ofono_error_invalid_args(msg); dbus_message_iter_get_basic(&var, &value); target = value; if (ctm->enabled == target) return dbus_message_new_method_return(msg); ctm->pending = dbus_message_ref(msg); ctm->driver->set_tty(ctm, target, ctm_set_enabled_callback, ctm); return NULL; } return __ofono_error_invalid_args(msg); } static const GDBusMethodTable ctm_methods[] = { { GDBUS_ASYNC_METHOD("GetProperties", NULL, GDBUS_ARGS({ "properties", "a{sv}" }), ctm_get_properties) }, { GDBUS_ASYNC_METHOD("SetProperty", GDBUS_ARGS({ "property", "s" }, { "value", "v" }), NULL, ctm_set_property) }, { } }; static const GDBusSignalTable ctm_signals[] = { { GDBUS_SIGNAL("PropertyChanged", GDBUS_ARGS({ "name", "s" }, { "value", "v" })) }, { } }; int ofono_ctm_driver_register(const struct ofono_ctm_driver *d) { DBG("driver: %p, name: %s", d, d->name); if (d == NULL || d->probe == NULL) return -EINVAL; g_drivers = g_slist_prepend(g_drivers, (void *)d); return 0; } void ofono_ctm_driver_unregister(const struct ofono_ctm_driver *d) { DBG("driver: %p, name: %s", d, d->name); if (d == NULL) return; g_drivers = g_slist_remove(g_drivers, (void *)d); } static void text_telephony_unregister(struct ofono_atom *atom) { struct ofono_ctm *ctm = __ofono_atom_get_data(atom); const char *path = __ofono_atom_get_path(ctm->atom); DBusConnection *conn = ofono_dbus_get_connection(); struct ofono_modem *modem = __ofono_atom_get_modem(ctm->atom); ofono_modem_remove_interface(modem, OFONO_TEXT_TELEPHONY_INTERFACE); g_dbus_unregister_interface(conn, path, OFONO_TEXT_TELEPHONY_INTERFACE); } static void text_telephony_remove(struct ofono_atom *atom) { struct ofono_ctm *ctm = __ofono_atom_get_data(atom); DBG("atom: %p", atom); if (ctm == NULL) return; if (ctm->driver && ctm->driver->remove) ctm->driver->remove(ctm); g_free(ctm); } struct ofono_ctm *ofono_ctm_create(struct ofono_modem *modem, unsigned int vendor, const char *driver, void *data) { struct ofono_ctm *ctm; GSList *l; if (driver == NULL) return NULL; ctm = g_try_new0(struct ofono_ctm, 1); if (ctm == NULL) return NULL; ctm->atom = __ofono_modem_add_atom(modem, OFONO_ATOM_TYPE_CTM, text_telephony_remove, ctm); for (l = g_drivers; l; l = l->next) { const struct ofono_ctm_driver *drv = l->data; if (g_strcmp0(drv->name, driver) != 0) continue; if (drv->probe(ctm, vendor, data) < 0) continue; ctm->driver = drv; break; } return ctm; } void ofono_ctm_register(struct ofono_ctm *ctm) { DBusConnection *conn = ofono_dbus_get_connection(); struct ofono_modem *modem = __ofono_atom_get_modem(ctm->atom); const char *path = __ofono_atom_get_path(ctm->atom); if (!g_dbus_register_interface(conn, path, OFONO_TEXT_TELEPHONY_INTERFACE, ctm_methods, ctm_signals, NULL, ctm, NULL)) { ofono_error("Could not create %s interface", OFONO_TEXT_TELEPHONY_INTERFACE); return; } ofono_modem_add_interface(modem, OFONO_TEXT_TELEPHONY_INTERFACE); __ofono_atom_register(ctm->atom, text_telephony_unregister); } void ofono_ctm_remove(struct ofono_ctm *ctm) { __ofono_atom_free(ctm->atom); } void ofono_ctm_set_data(struct ofono_ctm *ctm, void *data) { ctm->driver_data = data; } void *ofono_ctm_get_data(struct ofono_ctm *ctm) { return ctm->driver_data; } |