src/client.c

   1 /*
   2  * Copyright 2013  Samsung Electronics Co., Ltd
   3  *
   4  * Licensed under the Flora License, Version 1.1 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  * http://floralicense.org/license/
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16
  17 #include <stdio.h>
  18 #include <unistd.h>
  19 #include <errno.h>
  20 #include <string.h>
  21 #include <stdlib.h>
  22 #include <pthread.h>
  23
  24 #include <dlog.h>
  25 #include <glib.h>
  26
  27 #include <vconf.h>
  28 #include <vconf-keys.h>
  29
  30 #include <packet.h>
  31 #include <com-core.h>
  32 #include <com-core_packet.h>
  33 #include <livebox-errno.h>
  34 #include <secure_socket.h>
  35
  36 #include "debug.h"
  37 #include "client.h"
  38 #include "livebox.h"
  39 #include "livebox_internal.h"
  40 #include "desc_parser.h"
  41 #include "fb.h"
  42 #include "util.h"
  43 #include "master_rpc.h"
  44 #include "conf.h"
  45 #include "critical_log.h"
  46 #include "file_service.h"
  47
  48 int errno;
  49
  50 static struct info {
  51         int fd;
  52         guint timer_id;
  53         char *client_addr;
  54 } s_info = {
  55         .fd = -1,
  56         .timer_id = 0,
  57         .client_addr = NULL,
  58 };
  59
  60 static struct packet *master_fault_package(pid_t pid, int handle, const struct packet *packet)
  61 {
  62         const char *pkgname;
  63         const char *id;
  64         const char *function;
  65
  66         if (packet_get(packet, "sss", &pkgname, &id, &function) != 3) {
  67                 ErrPrint("Invalid arguments\n");
  68                 return NULL;
  69         }
  70
  71         master_rpc_clear_fault_package(pkgname);
  72         lb_invoke_fault_handler(LB_FAULT_DEACTIVATED, pkgname, id, function);
  73         return NULL;
  74 }
  75
  76 static struct packet *master_hold_scroll(pid_t pid, int handle, const struct packet *packet)
  77 {
  78         struct livebox *handler;
  79         const char *pkgname;
  80         const char *id;
  81         int seize;
  82         int ret;
  83
  84         ret = packet_get(packet, "ssi", &pkgname, &id, &seize);
  85         if (ret != 3) {
  86                 ErrPrint("Invalid argument\n");
  87                 goto out;
  88         }
  89
  90         handler = lb_find_livebox(pkgname, id);
  91         if (!handler) {
  92                 ErrPrint("Instance(%s) is not exists\n", id);
  93                 goto out;
  94         }
  95
  96         DbgPrint("HOLD: %s %d\n", id, seize);
  97         lb_invoke_event_handler(handler, seize ? LB_EVENT_HOLD_SCROLL : LB_EVENT_RELEASE_SCROLL);
  98
  99 out:
 100         return NULL;
 101 }
 102
 103 static struct packet *master_pinup(pid_t pid, int handle, const struct packet *packet)
 104 {
 105         const char *pkgname;
 106         const char *id;
 107         const char *content;
 108         struct livebox *handler;
 109         char *new_content;
 110         int ret;
 111         int status;
 112         int pinup;
 113
 114         ret = packet_get(packet, "iisss", &status, &pinup, &pkgname, &id, &content);
 115         if (ret != 5) {
 116                 ErrPrint("Invalid argument\n");
 117                 goto out;
 118         }
 119
 120         handler = lb_find_livebox(pkgname, id);
 121         if (!handler) {
 122                 ErrPrint("Instance (%s) is not exists\n", id);
 123                 goto out;
 124         }
 125
 126         if (status == 0) {
 127                 new_content = strdup(content);
 128                 if (new_content) {
 129                         free(handler->content);
 130                         handler->content = new_content;
 131                         handler->is_pinned_up = pinup;
 132                 } else {
 133                         ErrPrint("Heap: %s\n", strerror(errno));
 134                         status = LB_STATUS_ERROR_MEMORY;
 135                 }
 136         }
 137
 138         if (handler->pinup_cb) {
 139                 ret_cb_t cb;
 140                 void *cbdata;
 141
 142                 /* Make sure that user can call pinup API in its result callback */
 143                 cb = handler->pinup_cb;
 144                 cbdata = handler->pinup_cbdata;
 145
 146                 handler->pinup_cb = NULL;
 147                 handler->pinup_cbdata = NULL;
 148
 149                 cb(handler, status, cbdata);
 150         } else if (status == 0) {
 151                 lb_invoke_event_handler(handler, LB_EVENT_PINUP_CHANGED);
 152         }
 153
 154 out:
 155         return NULL;
 156 }
 157
 158 static struct packet *master_deleted(pid_t pid, int handle, const struct packet *packet)
 159 {
 160         const char *pkgname;
 161         const char *id;
 162         double timestamp;
 163         struct livebox *handler;
 164
 165         if (packet_get(packet, "ssd", &pkgname, &id, &timestamp) != 3) {
 166                 ErrPrint("Invalid arguemnt\n");
 167                 goto out;
 168         }
 169
 170         handler = lb_find_livebox_by_timestamp(timestamp);
 171         if (!handler) {
 172                 /*!
 173                  * \note
 174                  * This can be happens only if the user delete a livebox
 175                  * right after create it before receive created event.
 176                  */
 177                 goto out;
 178         }
 179
 180         /*!< Check validity of this "handler" */
 181         if (handler->state != CREATE) {
 182                 if (handler->state != DELETE) {
 183                         /*!
 184                          * \note
 185                          * This is not possible
 186                          */
 187                         CRITICAL_LOG("Already deleted handler (%s - %s)\n", pkgname, id);
 188                         return NULL;
 189                 }
 190         }
 191
 192         if (handler->created_cb) {
 193                 ret_cb_t cb;
 194                 void *cbdata;
 195                 /*!
 196                  * \note
 197                  *
 198                  * "if (handler->id == NULL) {"
 199                  *
 200                  * The instance is not created yet.
 201                  * But the master forcely destroy it and send destroyed event to this
 202                  * without the created event.
 203                  *
 204                  * It could be destroyed when a slave has critical error(fault)
 205                  * before creating an instance successfully.
 206                  */
 207                 if (handler->created_cb == handler->deleted_cb) {
 208                         if (handler->created_cbdata != handler->deleted_cbdata) {
 209                                 DbgPrint("cb is same but cbdata is different (%s - %s)\n", pkgname, id);
 210                         }
 211
 212                         handler->deleted_cb = NULL;
 213                         handler->deleted_cbdata = NULL;
 214                 }
 215
 216                 cb = handler->created_cb;
 217                 cbdata = handler->created_cbdata;
 218
 219                 handler->created_cb = NULL;
 220                 handler->created_cbdata = NULL;
 221
 222                 cb(handler, LB_STATUS_ERROR_CANCEL, cbdata);
 223         } else if (handler->id) {
 224                 if (handler->deleted_cb) {
 225                         ret_cb_t cb;
 226                         void *cbdata;
 227
 228                         cb = handler->deleted_cb;
 229                         cbdata = handler->deleted_cbdata;
 230
 231                         handler->deleted_cb = NULL;
 232                         handler->deleted_cbdata = NULL;
 233
 234                         cb(handler, LB_STATUS_SUCCESS, cbdata);
 235                 } else {
 236                         lb_invoke_event_handler(handler, LB_EVENT_DELETED);
 237                 }
 238         }
 239
 240         /* Just try to delete it, if a user didn't remove it from the live box list */
 241         lb_unref(handler);
 242
 243 out:
 244         return NULL;
 245 }
 246
 247 static struct packet *master_lb_update_begin(pid_t pid, int handle, const struct packet *packet)
 248 {
 249         struct livebox *handler;
 250         const char *pkgname;
 251         const char *id;
 252         const char *content;
 253         const char *title;
 254         const char *fbfile;
 255         double priority;
 256         int ret;
 257
 258         ret = packet_get(packet, "ssdsss", &pkgname, &id, &priority, &content, &title, &fbfile);
 259         if (ret != 6) {
 260                 ErrPrint("Invalid argument\n");
 261                 goto out;
 262         }
 263
 264         handler = lb_find_livebox(pkgname, id);
 265         if (!handler) {
 266                 ErrPrint("Instance[%s] is not exists\n", id);
 267                 goto out;
 268         }
 269
 270         if (handler->state != CREATE) {
 271                 ErrPrint("(%s) is not created\n", id);
 272                 goto out;
 273         }
 274
 275         lb_set_priority(handler, priority);
 276         lb_set_content(handler, content);
 277         lb_set_title(handler, title);
 278
 279         /*!
 280          * \NOTE
 281          * Width & Height is not changed in this case.
 282          * If the active update is began, the size should not be changed,
 283          * And if the size is changed, the provider should finish the updating first.
 284          * And then begin updating again after change its size.
 285          */
 286         if (lb_get_lb_fb(handler)) {
 287                 (void)lb_set_lb_fb(handler, fbfile);
 288
 289                 ret = fb_sync(lb_get_lb_fb(handler));
 290                 if (ret != LB_STATUS_SUCCESS) {
 291                         ErrPrint("Failed to do sync FB (%s - %s) (%d)\n", pkgname, fbfile, ret);
 292                 } else {
 293                         lb_invoke_event_handler(handler, LB_EVENT_LB_UPDATE_BEGIN);
 294                 }
 295         } else {
 296                 ErrPrint("Invalid request[%s], %s\n", id, fbfile);
 297         }
 298
 299 out:
 300         return NULL;
 301 }
 302
 303 static struct packet *master_pd_update_begin(pid_t pid, int handle, const struct packet *packet)
 304 {
 305         struct livebox *handler;
 306         const char *pkgname;
 307         const char *id;
 308         const char *fbfile;
 309         int ret;
 310
 311         ret = packet_get(packet, "sss", &pkgname, &id, &fbfile);
 312         if (ret != 2) {
 313                 ErrPrint("Invalid argument\n");
 314                 goto out;
 315         }
 316
 317         handler = lb_find_livebox(pkgname, id);
 318         if (!handler) {
 319                 ErrPrint("Instance[%s] is not exists\n", id);
 320                 goto out;
 321         }
 322
 323         if (handler->state != CREATE) {
 324                 ErrPrint("[%s] is not created\n", id);
 325                 goto out;
 326         }
 327
 328         if (lb_get_pd_fb(handler)) {
 329                 (void)lb_set_lb_fb(handler, fbfile);
 330
 331                 ret = fb_sync(lb_get_lb_fb(handler));
 332                 if (ret != LB_STATUS_SUCCESS) {
 333                         ErrPrint("Failed to do sync FB (%s - %s) (%d)\n", pkgname, fbfile, ret);
 334                 } else {
 335                         lb_invoke_event_handler(handler, LB_EVENT_PD_UPDATE_BEGIN);
 336                 }
 337         } else {
 338                 ErrPrint("Invalid request[%s], %s\n", id, fbfile);
 339         }
 340
 341 out:
 342         return NULL;
 343 }
 344
 345 static struct packet *master_lb_update_end(pid_t pid, int handle, const struct packet *packet)
 346 {
 347         struct livebox *handler;
 348         const char *pkgname;
 349         const char *id;
 350         int ret;
 351
 352         ret = packet_get(packet, "ss", &pkgname, &id);
 353         if (ret != 2) {
 354                 ErrPrint("Invalid argument\n");
 355                 goto out;
 356         }
 357
 358         handler = lb_find_livebox(pkgname, id);
 359         if (!handler) {
 360                 ErrPrint("Instance[%s] is not exists\n", id);
 361                 goto out;
 362         }
 363
 364         if (handler->state != CREATE) {
 365                 ErrPrint("[%s] is not created\n", id);
 366                 goto out;
 367         }
 368
 369         if (lb_get_lb_fb(handler)) {
 370                 lb_invoke_event_handler(handler, LB_EVENT_LB_UPDATE_END);
 371         } else {
 372                 ErrPrint("Invalid request[%s]\n", id);
 373         }
 374
 375 out:
 376         return NULL;
 377 }
 378
 379 static struct packet *master_access_status(pid_t pid, int handle, const struct packet *packet)
 380 {
 381         struct livebox *handler;
 382         const char *pkgname;
 383         const char *id;
 384         int ret;
 385         int status;
 386
 387         ret = packet_get(packet, "ssi", &pkgname, &id, &status);
 388         if (ret != 3) {
 389                 ErrPrint("Invalid argument\n");
 390                 goto out;
 391         }
 392
 393         handler = lb_find_livebox(pkgname, id);
 394         if (!handler) {
 395                 ErrPrint("Instance[%s] is not exists\n", id);
 396                 goto out;
 397         }
 398
 399         if (handler->state != CREATE) {
 400                 ErrPrint("[%s] is not created\n", id);
 401                 goto out;
 402         }
 403
 404         if (handler->access_event_cb) {
 405                 ret_cb_t cb;
 406                 void *cbdata;
 407
 408                 cb = handler->access_event_cb;
 409                 cbdata = handler->access_event_cbdata;
 410
 411                 handler->access_event_cb = NULL;
 412                 handler->access_event_cbdata = NULL;
 413
 414                 cb(handler, status, cbdata);
 415         } else {
 416                 ErrPrint("Invalid event[%s]\n", id);
 417         }
 418 out:
 419         return NULL;
 420 }
 421
 422 static struct packet *master_pd_update_end(pid_t pid, int handle, const struct packet *packet)
 423 {
 424         struct livebox *handler;
 425         const char *pkgname;
 426         const char *id;
 427         int ret;
 428
 429         ret = packet_get(packet, "ss", &pkgname, &id);
 430         if (ret != 2) {
 431                 ErrPrint("Invalid argument\n");
 432                 goto out;
 433         }
 434
 435         handler = lb_find_livebox(pkgname, id);
 436         if (!handler) {
 437                 ErrPrint("Instance[%s] is not exists\n", id);
 438                 goto out;
 439         }
 440
 441         if (handler->state != CREATE) {
 442                 ErrPrint("[%s] is not created\n", id);
 443                 goto out;
 444         }
 445
 446         if (lb_get_lb_fb(handler)) {
 447                 lb_invoke_event_handler(handler, LB_EVENT_PD_UPDATE_END);
 448         } else {
 449                 ErrPrint("Invalid request[%s]", id);
 450         }
 451
 452 out:
 453         return NULL;
 454 }
 455
 456 static struct packet *master_lb_updated(pid_t pid, int handle, const struct packet *packet)
 457 {
 458         const char *pkgname;
 459         const char *id;
 460         const char *fbfile;
 461         const char *content;
 462         const char *title;
 463         const char *safe_file;
 464         struct livebox *handler;
 465         int lb_w;
 466         int lb_h;
 467         double priority;
 468         int ret;
 469
 470         ret = packet_get(packet, "sssiidsss",
 471                                 &pkgname, &id,
 472                                 &fbfile, &lb_w, &lb_h,
 473                                 &priority, &content, &title,
 474                                 &safe_file);
 475         if (ret != 9) {
 476                 ErrPrint("Invalid argument\n");
 477                 goto out;
 478         }
 479
 480         handler = lb_find_livebox(pkgname, id);
 481         if (!handler) {
 482                 ErrPrint("instance(%s) is not exists\n", id);
 483                 goto out;
 484         }
 485
 486         if (handler->state != CREATE) {
 487                 /*!
 488                  * \note
 489                  * Already deleted by the user.
 490                  * Don't try to notice anything with this, Just ignore all events
 491                  * Beacuse the user doesn't wants know about this anymore
 492                  */
 493                 ErrPrint("(%s) is not exists, but updated\n", id);
 494                 goto out;
 495         }
 496
 497         lb_set_priority(handler, priority);
 498         lb_set_content(handler, content);
 499         lb_set_title(handler, title);
 500         lb_set_size(handler, lb_w, lb_h);
 501         lb_set_filename(handler, safe_file);
 502
 503         if (lb_text_lb(handler)) {
 504                 (void)parse_desc(handler, livebox_filename(handler), 0);
 505                 /*!
 506                  * \note
 507                  * DESC parser will call the "text event callback".
 508                  * Don't need to call global event callback in this case.
 509                  */
 510                 goto out;
 511         } else if (lb_get_lb_fb(handler)) {
 512                 if (conf_frame_drop_for_resizing() && handler->size_changed_cb) {
 513                         /* Just for skipping the update event callback call, After request to resize buffer, update event will be discarded */
 514                         DbgPrint("Discards obsoloted update event\n");
 515                         ret = LB_STATUS_ERROR_BUSY;
 516                 } else {
 517                         (void)lb_set_lb_fb(handler, fbfile);
 518
 519                         if (!conf_manual_sync()) {
 520                                 ret = fb_sync(lb_get_lb_fb(handler));
 521                                 if (ret != LB_STATUS_SUCCESS) {
 522                                         ErrPrint("Failed to do sync FB (%s - %s) (%d)\n", pkgname, util_basename(util_uri_to_path(id)), ret);
 523                                 }
 524                         } else {
 525                                 ret = LB_STATUS_SUCCESS;
 526                         }
 527                 }
 528         } else {
 529                 ret = LB_STATUS_SUCCESS;
 530         }
 531
 532         if (ret == LB_STATUS_SUCCESS) {
 533                 lb_invoke_event_handler(handler, LB_EVENT_LB_UPDATED);
 534         }
 535
 536 out:
 537         return NULL;
 538 }
 539
 540 static struct packet *master_pd_created(pid_t pid, int handle, const struct packet *packet)
 541 {
 542         struct livebox *handler;
 543         const char *pkgname;
 544         const char *id;
 545         const char *buf_id;
 546         int width;
 547         int height;
 548         int ret;
 549         int status;
 550
 551         ret = packet_get(packet, "sssiii", &pkgname, &id, &buf_id, &width, &height, &status);
 552         if (ret != 6) {
 553                 ErrPrint("Invalid argument\n");
 554                 goto out;
 555         }
 556
 557         handler = lb_find_livebox(pkgname, id);
 558         if (!handler) {
 559                 ErrPrint("Instance(%s) is not exists\n", id);
 560                 goto out;
 561         }
 562
 563         if (handler->state != CREATE) {
 564                 ErrPrint("Instance(%s) is not created\n", id);
 565                 goto out;
 566         }
 567
 568         lb_set_pdsize(handler, width, height);
 569         if (lb_text_pd(handler)) {
 570                 DbgPrint("Text TYPE does not need to handle this\n");
 571         } else {
 572                 (void)lb_set_pd_fb(handler, buf_id);
 573                 ret = fb_sync(lb_get_pd_fb(handler));
 574                 if (ret < 0) {
 575                         ErrPrint("Failed to do sync FB (%s - %s)\n", pkgname, util_basename(util_uri_to_path(id)));
 576                 }
 577         }
 578
 579         handler->is_pd_created = (status == 0);
 580
 581         if (handler->pd_created_cb) {
 582                 ret_cb_t cb;
 583                 void *cbdata;
 584
 585                 cb = handler->pd_created_cb;
 586                 cbdata = handler->pd_created_cbdata;
 587
 588                 handler->pd_created_cb = NULL;
 589                 handler->pd_created_cbdata = NULL;
 590
 591                 /*!
 592                  * Before call the Callback function,
 593                  * pd_create_cb must be reset.
 594                  * Because, in the create callback, user can call create_pd function again.
 595                  */
 596                 DbgPrint("PERF_DBOX\n");
 597                 cb(handler, status, cbdata);
 598         } else if (handler->is_pd_created) {
 599                 lb_invoke_event_handler(handler, LB_EVENT_PD_CREATED);
 600         }
 601
 602 out:
 603         return NULL;
 604 }
 605
 606 static struct packet *master_pd_destroyed(pid_t pid, int handle, const struct packet *packet)
 607 {
 608         struct livebox *handler;
 609         const char *pkgname;
 610         const char *id;
 611         int ret;
 612         int status;
 613
 614         ret = packet_get(packet, "ssi", &pkgname, &id, &status);
 615         if (ret != 3) {
 616                 ErrPrint("Invalid argument\n");
 617                 goto out;
 618         }
 619
 620         handler = lb_find_livebox(pkgname, id);
 621         if (!handler) {
 622                 ErrPrint("Instance(%s) is not exists\n", id);
 623                 goto out;
 624         }
 625
 626         if (handler->state != CREATE) {
 627                 ErrPrint("Instance(%s) is not created\n", id);
 628                 goto out;
 629         }
 630
 631         handler->is_pd_created = 0;
 632
 633         if (handler->pd_destroyed_cb) {
 634                 ret_cb_t cb;
 635                 void *cbdata;
 636
 637                 cb = handler->pd_destroyed_cb;
 638                 cbdata = handler->pd_destroyed_cbdata;
 639
 640                 handler->pd_destroyed_cb = NULL;
 641                 handler->pd_destroyed_cbdata = NULL;
 642
 643                 /*!
 644                  * Before call the Callback function,
 645                  * pd_destroyed_cb must be reset.
 646                  * Because, in the create callback, user can call destroy_pd function again.
 647                  */
 648                 cb(handler, status, cbdata);
 649         } else if (status == 0) {
 650                 lb_invoke_event_handler(handler, LB_EVENT_PD_DESTROYED);
 651         }
 652
 653 out:
 654         return NULL;
 655 }
 656
 657 static struct packet *master_pd_updated(pid_t pid, int handle, const struct packet *packet)
 658 {
 659         const char *pkgname;
 660         const char *id;
 661         const char *descfile;
 662         const char *fbfile;
 663         int ret;
 664         struct livebox *handler;
 665         int pd_w;
 666         int pd_h;
 667
 668         ret = packet_get(packet, "ssssii",
 669                                 &pkgname, &id,
 670                                 &descfile, &fbfile,
 671                                 &pd_w, &pd_h);
 672         if (ret != 6) {
 673                 ErrPrint("Invalid argument\n");
 674                 goto out;
 675         }
 676
 677         handler = lb_find_livebox(pkgname, id);
 678         if (!handler) {
 679                 ErrPrint("Instance(%s) is not exists\n", id);
 680                 goto out;
 681         }
 682
 683         if (handler->state != CREATE) {
 684                 /*!
 685                  * \note
 686                  * This handler is already deleted by the user.
 687                  * So don't try to notice anything about this anymore.
 688                  * Just ignore all events.
 689                  */
 690                 ErrPrint("Instance(%s) is not created\n", id);
 691                 goto out;
 692         }
 693
 694         lb_set_pdsize(handler, pd_w, pd_h);
 695
 696         if (lb_text_pd(handler)) {
 697                 (void)parse_desc(handler, descfile, 1);
 698         } else {
 699                 if (conf_frame_drop_for_resizing() && handler->size_changed_cb) {
 700                         /* Just for skipping the update event callback call, After request to resize buffer, update event will be discarded */
 701                         DbgPrint("Discards obsoloted update event\n");
 702                 } else {
 703                         (void)lb_set_pd_fb(handler, fbfile);
 704
 705                          if (!conf_manual_sync()) {
 706                                  ret = fb_sync(lb_get_pd_fb(handler));
 707                                  if (ret < 0) {
 708                                          ErrPrint("Failed to do sync FB (%s - %s), %d\n", pkgname, util_basename(util_uri_to_path(id)), ret);
 709                                  } else {
 710                                          lb_invoke_event_handler(handler, LB_EVENT_PD_UPDATED);
 711                                  }
 712                         }
 713                 }
 714         }
 715
 716 out:
 717         return NULL;
 718 }
 719
 720 static struct packet *master_update_mode(pid_t pid, int handle, const struct packet *packet)
 721 {
 722         struct livebox *handler;
 723         const char *pkgname;
 724         const char *id;
 725         int active_mode;
 726         int status;
 727         int ret;
 728
 729         if (!packet) {
 730                 ErrPrint("Invalid packet\n");
 731                 goto out;
 732         }
 733
 734         ret = packet_get(packet, "ssii", &pkgname, &id, &status, &active_mode);
 735         if (ret != 4) {
 736                 ErrPrint("Invalid argument\n");
 737                 goto out;
 738         }
 739
 740         handler = lb_find_livebox(pkgname, id);
 741         if (!handler) {
 742                 ErrPrint("Livebox(%s) is not found\n", id);
 743                 goto out;
 744         }
 745
 746         if (handler->state != CREATE) {
 747                 ErrPrint("Livebox(%s) is not created yet\n", id);
 748                 goto out;
 749         }
 750
 751         if (status == LB_STATUS_SUCCESS) {
 752                 lb_set_update_mode(handler, active_mode);
 753         }
 754
 755         if (handler->update_mode_cb) {
 756                 ret_cb_t cb;
 757                 void *cbdata;
 758
 759                 cb = handler->update_mode_cb;
 760                 cbdata = handler->update_mode_cbdata;
 761
 762                 handler->update_mode_cb = NULL;
 763                 handler->update_mode_cbdata = NULL;
 764
 765                 cb(handler, status, cbdata);
 766         } else {
 767                 lb_invoke_event_handler(handler, LB_EVENT_UPDATE_MODE_CHANGED);
 768         }
 769
 770 out:
 771         return NULL;
 772 }
 773
 774 static struct packet *master_size_changed(pid_t pid, int handle, const struct packet *packet)
 775 {
 776         struct livebox *handler;
 777         const char *pkgname;
 778         const char *id;
 779         const char *fbfile;
 780         int status;
 781         int ret;
 782         int w;
 783         int h;
 784         int is_pd;
 785
 786         if (!packet) {
 787                 ErrPrint("Invalid packet\n");
 788                 goto out;
 789         }
 790
 791         ret = packet_get(packet, "sssiiii", &pkgname, &id, &fbfile, &is_pd, &w, &h, &status);
 792         if (ret != 7) {
 793                 ErrPrint("Invalid argument\n");
 794                 goto out;
 795         }
 796
 797         handler = lb_find_livebox(pkgname, id);
 798         if (!handler) {
 799                 ErrPrint("Livebox(%s) is not found\n", id);
 800                 goto out;
 801         }
 802
 803         if (handler->state != CREATE) {
 804                 ErrPrint("Livebox(%s) is not created yet\n", id);
 805                 goto out;
 806         }
 807
 808         if (is_pd) {
 809                 /*!
 810                  * \NOTE
 811                  * PD is not able to resized by the client.
 812                  * PD is only can be managed by the provider.
 813                  * So the PD has no private resized event handler.
 814                  * Notify it via global event handler only.
 815                  */
 816                 if (status == 0) {
 817                         lb_set_pdsize(handler, w, h);
 818                         lb_invoke_event_handler(handler, LB_EVENT_PD_SIZE_CHANGED);
 819                 } else {
 820                         ErrPrint("This is not possible. PD Size is changed but the return value is not ZERO (%d)\n", status);
 821                 }
 822         } else {
 823                 if (status == 0) {
 824                         lb_set_size(handler, w, h);
 825
 826                         /*!
 827                          * \NOTE
 828                          * If there is a created LB FB,
 829                          * Update it too.
 830                          */
 831                         if (lb_get_lb_fb(handler)) {
 832                                 (void)lb_set_lb_fb(handler, fbfile);
 833
 834                                 ret = fb_sync(lb_get_lb_fb(handler));
 835                                 if (ret < 0) {
 836                                         ErrPrint("Failed to do sync FB (%s - %s)\n", pkgname, util_basename(util_uri_to_path(id)));
 837                                 }
 838
 839                                 /* Just update the size info only. */
 840                         }
 841
 842                         /*!
 843                          * \NOTE
 844                          * I cannot believe client.
 845                          * So I added some log before & after call the user callback.
 846                          */
 847                         if (handler->size_changed_cb) {
 848                                 ret_cb_t cb;
 849                                 void *cbdata;
 850
 851                                 cb = handler->size_changed_cb;
 852                                 cbdata = handler->size_cbdata;
 853
 854                                 handler->size_changed_cb = NULL;
 855                                 handler->size_cbdata = NULL;
 856
 857                                 cb(handler, status, cbdata);
 858                         } else {
 859                                 lb_invoke_event_handler(handler, LB_EVENT_LB_SIZE_CHANGED);
 860                         }
 861                 } else {
 862                         if (handler->size_changed_cb) {
 863                                 ret_cb_t cb;
 864                                 void *cbdata;
 865
 866                                 cb = handler->size_changed_cb;
 867                                 cbdata = handler->size_cbdata;
 868
 869                                 handler->size_changed_cb = NULL;
 870                                 handler->size_cbdata = NULL;
 871
 872                                 cb(handler, status, cbdata);
 873                         }
 874                 }
 875         }
 876
 877 out:
 878         return NULL;
 879 }
 880
 881 static struct packet *master_period_changed(pid_t pid, int handle, const struct packet *packet)
 882 {
 883         struct livebox *handler;
 884         const char *pkgname;
 885         const char *id;
 886         int ret;
 887         double period;
 888         int status;
 889
 890         ret = packet_get(packet, "idss", &status, &period, &pkgname, &id);
 891         if (ret != 4) {
 892                 ErrPrint("Invalid argument\n");
 893                 goto out;
 894         }
 895
 896         handler = lb_find_livebox(pkgname, id);
 897         if (!handler) {
 898                 ErrPrint("Livebox(%s) is not found\n", id);
 899                 goto out;
 900         }
 901
 902         if (handler->state != CREATE) {
 903                 ErrPrint("Livebox(%s) is not created\n", id);
 904                 goto out;
 905         }
 906
 907         if (status == 0) {
 908                 lb_set_period(handler, period);
 909         }
 910
 911         if (handler->period_changed_cb) {
 912                 ret_cb_t cb;
 913                 void *cbdata;
 914
 915                 cb = handler->period_changed_cb;
 916                 cbdata = handler->period_cbdata;
 917
 918                 handler->period_changed_cb = NULL;
 919                 handler->period_cbdata = NULL;
 920
 921                 cb(handler, status, cbdata);
 922         } else if (status == 0) {
 923                 lb_invoke_event_handler(handler, LB_EVENT_PERIOD_CHANGED);
 924         }
 925
 926 out:
 927         return NULL;
 928 }
 929
 930 static struct packet *master_group_changed(pid_t pid, int handle, const struct packet *packet)
 931 {
 932         struct livebox *handler;
 933         const char *pkgname;
 934         const char *id;
 935         int ret;
 936         const char *cluster;
 937         const char *category;
 938         int status;
 939
 940         ret = packet_get(packet, "ssiss", &pkgname, &id, &status, &cluster, &category);
 941         if (ret != 5) {
 942                 ErrPrint("Invalid argument\n");
 943                 goto out;
 944         }
 945
 946         handler = lb_find_livebox(pkgname, id);
 947         if (!handler) {
 948                 ErrPrint("Livebox(%s) is not exists\n", id);
 949                 goto out;
 950         }
 951
 952         if (handler->state != CREATE) {
 953                 /*!
 954                  * \note
 955                  * Do no access this handler,
 956                  * You cannot believe this handler anymore.
 957                  */
 958                 ErrPrint("Livebox(%s) is not created\n", id);
 959                 goto out;
 960         }
 961
 962         if (status == 0) {
 963                 (void)lb_set_group(handler, cluster, category);
 964         }
 965
 966         if (handler->group_changed_cb) {
 967                 ret_cb_t cb;
 968                 void *cbdata;
 969
 970                 cb = handler->group_changed_cb;
 971                 cbdata = handler->group_cbdata;
 972
 973                 handler->group_changed_cb = NULL;
 974                 handler->group_cbdata = NULL;
 975
 976                 cb(handler, status, cbdata);
 977         } else if (status == 0) {
 978                 lb_invoke_event_handler(handler, LB_EVENT_GROUP_CHANGED);
 979         }
 980
 981 out:
 982         return NULL;
 983 }
 984
 985 static struct packet *master_created(pid_t pid, int handle, const struct packet *packet)
 986 {
 987         struct livebox *handler;
 988
 989         int lb_w;
 990         int lb_h;
 991         int pd_w;
 992         int pd_h;
 993         const char *pkgname;
 994         const char *id;
 995
 996         const char *content;
 997         const char *cluster;
 998         const char *category;
 999         const char *lb_fname;
1000         const char *pd_fname;
1001         const char *title;
1002
1003         double timestamp;
1004         const char *auto_launch;
1005         double priority;
1006         int size_list;
1007         int user;
1008         int pinup_supported;
1009         enum lb_type lb_type;
1010         enum pd_type pd_type;
1011         double period;
1012         int is_pinned_up;
1013
1014         int old_state = DESTROYED;
1015
1016         int ret;
1017
1018         ret = packet_get(packet, "dsssiiiisssssdiiiiidsi",
1019                         &timestamp,
1020                         &pkgname, &id, &content,
1021                         &lb_w, &lb_h, &pd_w, &pd_h,
1022                         &cluster, &category, &lb_fname, &pd_fname,
1023                         &auto_launch, &priority, &size_list, &user, &pinup_supported,
1024                         &lb_type, &pd_type, &period, &title, &is_pinned_up);
1025         if (ret != 22) {
1026                 ErrPrint("Invalid argument\n");
1027                 ret = LB_STATUS_ERROR_INVALID;
1028                 goto out;
1029         }
1030
1031         ErrPrint("[%lf] pkgname: %s, id: %s, content: %s, "
1032                 "pd_w: %d, pd_h: %d, lb_w: %d, lb_h: %d, "
1033                 "cluster: %s, category: %s, lb_fname: \"%s\", pd_fname: \"%s\", "
1034                 "auto_launch: %s, priority: %lf, size_list: %d, user: %d, pinup: %d, "
1035                 "lb_type: %d, pd_type: %d, period: %lf, title: [%s], is_pinned_up: %d\n",
1036                 timestamp, pkgname, id, content,
1037                 pd_w, pd_h, lb_w, lb_h,
1038                 cluster, category, lb_fname, pd_fname,
1039                 auto_launch, priority, size_list, user, pinup_supported,
1040                 lb_type, pd_type, period, title, is_pinned_up);
1041
1042         handler = lb_find_livebox_by_timestamp(timestamp);
1043         if (!handler) {
1044                 handler = lb_new_livebox(pkgname, id, timestamp);
1045                 if (!handler) {
1046                         ErrPrint("Failed to create a new livebox\n");
1047                         ret = LB_STATUS_ERROR_FAULT;
1048                         goto out;
1049                 }
1050
1051                 old_state = handler->state;
1052         } else {
1053                 if (handler->state != CREATE) {
1054                         if (handler->state != DELETE) {
1055                                 /*!
1056                                  * \note
1057                                  * This is not possible!!!
1058                                  */
1059                                 ErrPrint("Invalid handler\n");
1060                                 ret = LB_STATUS_ERROR_INVALID;
1061                                 goto out;
1062                         }
1063
1064                         /*!
1065                          * \note
1066                          * After get the delete states,
1067                          * call the create callback with deleted result.
1068                          */
1069                 }
1070
1071                 old_state = handler->state;
1072
1073                 if (handler->id) {
1074                         ErrPrint("Already created: timestamp[%lf] "
1075                                 "pkgname[%s], id[%s] content[%s] "
1076                                 "cluster[%s] category[%s] lb_fname[%s] pd_fname[%s]\n",
1077                                         timestamp, pkgname, id,
1078                                         content, cluster, category,
1079                                         lb_fname, pd_fname);
1080
1081                         ret = LB_STATUS_ERROR_ALREADY;
1082                         goto out;
1083                 }
1084
1085                 lb_set_id(handler, id);
1086         }
1087
1088         lb_set_size(handler, lb_w, lb_h);
1089         handler->lb.type = lb_type;
1090         handler->is_pinned_up = is_pinned_up;
1091
1092         switch (lb_type) {
1093         case _LB_TYPE_FILE:
1094                 break;
1095         case _LB_TYPE_SCRIPT:
1096         case _LB_TYPE_BUFFER:
1097                 if (!strlen(lb_fname)) {
1098                         break;
1099                 }
1100                 (void)lb_set_lb_fb(handler, lb_fname);
1101
1102                 ret = fb_sync(lb_get_lb_fb(handler));
1103                 if (ret < 0) {
1104                         ErrPrint("Failed to do sync FB (%s - %s)\n", pkgname, util_basename(util_uri_to_path(id)));
1105                 }
1106                 break;
1107         case _LB_TYPE_TEXT:
1108                 lb_set_text_lb(handler);
1109                 break;
1110         default:
1111                 break;
1112         }
1113
1114         handler->pd.type = pd_type;
1115         lb_set_pdsize(handler, pd_w, pd_h);
1116         lb_set_default_pdsize(handler, pd_w, pd_h);
1117         switch (pd_type) {
1118         case _PD_TYPE_SCRIPT:
1119         case _PD_TYPE_BUFFER:
1120                 if (!strlen(pd_fname)) {
1121                         break;
1122                 }
1123
1124                 lb_set_pd_fb(handler, pd_fname);
1125                 ret = fb_sync(lb_get_pd_fb(handler));
1126                 if (ret < 0) {
1127                         ErrPrint("Failed to do sync FB (%s - %s)\n", pkgname, util_basename(util_uri_to_path(id)));
1128                 }
1129                 break;
1130         case _PD_TYPE_TEXT:
1131                 lb_set_text_pd(handler);
1132                 break;
1133         default:
1134                 break;
1135         }
1136
1137         lb_set_priority(handler, priority);
1138
1139         lb_set_size_list(handler, size_list);
1140         lb_set_group(handler, cluster, category);
1141
1142         lb_set_content(handler, content);
1143         lb_set_title(handler, title);
1144
1145         lb_set_user(handler, user);
1146
1147         lb_set_auto_launch(handler, auto_launch);
1148         lb_set_pinup(handler, pinup_supported);
1149
1150         lb_set_period(handler, period);
1151
1152         ret = 0;
1153
1154         if (handler->state == CREATE) {
1155                 /*!
1156                  * \note
1157                  * These callback can change the handler->state.
1158                  * So we have to use the "old_state" which stored state before call these callbacks
1159                  */
1160
1161                 if (handler->created_cb) {
1162                         ret_cb_t cb;
1163                         void *cbdata;
1164
1165                         cb = handler->created_cb;
1166                         cbdata = handler->created_cbdata;
1167
1168                         handler->created_cb = NULL;
1169                         handler->created_cbdata = NULL;
1170
1171                         cb(handler, ret, cbdata);
1172                 } else {
1173                         lb_invoke_event_handler(handler, LB_EVENT_CREATED);
1174                 }
1175         }
1176
1177 out:
1178         if (ret == 0 && old_state == DELETE) {
1179                 lb_send_delete(handler, handler->created_cb, handler->created_cbdata);
1180
1181                 /*!
1182                  * \note
1183                  * handler->created_cb = NULL;
1184                  * handler->created_cbdata = NULL;
1185                  *
1186                  * Do not clear this to use this from the deleted event callback.
1187                  * if this value is not cleared when the deleted event callback check it,
1188                  * it means that the created function is not called yet.
1189                  * Then the call the deleted event callback with LB_STATUS_ERROR_CANCEL errno.
1190                  */
1191         }
1192
1193         return NULL;
1194 }
1195
1196 static struct method s_table[] = {
1197         {
1198                 .cmd = "lb_updated", /* pkgname, id, lb_w, lb_h, priority, ret */
1199                 .handler = master_lb_updated,
1200         },
1201         {
1202                 .cmd = "pd_updated", /* pkgname, id, descfile, pd_w, pd_h, ret */
1203                 .handler = master_pd_updated,
1204         },
1205         {
1206                 .cmd = "pd_created",
1207                 .handler = master_pd_created,
1208         },
1209         {
1210                 .cmd = "pd_destroyed",
1211                 .handler = master_pd_destroyed,
1212         },
1213         {
1214                 .cmd = "fault_package", /* pkgname, id, function, ret */
1215                 .handler = master_fault_package,
1216         },
1217         {
1218                 .cmd = "deleted", /* pkgname, id, timestamp, ret */
1219                 .handler = master_deleted,
1220         },
1221         {
1222                 .cmd = "created", /* timestamp, pkgname, id, content, lb_w, lb_h, pd_w, pd_h, cluster, category, lb_file, pd_file, auto_launch, priority, size_list, is_user, pinup_supported, text_lb, text_pd, period, ret */
1223                 .handler = master_created,
1224         },
1225         {
1226                 .cmd = "group_changed",
1227                 .handler = master_group_changed,
1228         },
1229         {
1230                 .cmd = "period_changed",
1231                 .handler = master_period_changed,
1232         },
1233         {
1234                 .cmd = "size_changed",
1235                 .handler = master_size_changed,
1236         },
1237         {
1238                 .cmd = "pinup",
1239                 .handler = master_pinup,
1240         },
1241         {
1242                 .cmd = "scroll",
1243                 .handler = master_hold_scroll,
1244         },
1245
1246         {
1247                 .cmd = "update_mode",
1248                 .handler = master_update_mode,
1249         },
1250
1251         {
1252                 .cmd = "lb_update_begin",
1253                 .handler = master_lb_update_begin,
1254         },
1255         {
1256                 .cmd = "lb_update_end",
1257                 .handler = master_lb_update_end,
1258         },
1259
1260         {
1261                 .cmd = "pd_update_begin",
1262                 .handler = master_pd_update_begin,
1263         },
1264         {
1265                 .cmd = "pd_update_end",
1266                 .handler = master_pd_update_end,
1267         },
1268
1269         {
1270                 .cmd = "access_status",
1271                 .handler = master_access_status,
1272         },
1273
1274         {
1275                 .cmd = NULL,
1276                 .handler = NULL,
1277         },
1278 };
1279
1280 static void acquire_cb(struct livebox *handler, const struct packet *result, void *data)
1281 {
1282         if (!result) {
1283                 DbgPrint("Result packet is not valid\n");
1284         } else {
1285                 int ret;
1286
1287                 if (packet_get(result, "i", &ret) != 1) {
1288                         ErrPrint("Invalid argument\n");
1289                 } else {
1290                         DbgPrint("Acquire returns: %d\n", ret);
1291                 }
1292         }
1293
1294         return;
1295 }
1296
1297 static inline int make_connection(void)
1298 {
1299         struct packet *packet;
1300         int ret;
1301
1302         DbgPrint("Let's making connection!\n");
1303
1304         s_info.fd = com_core_packet_client_init(client_addr(), 0, s_table);
1305         if (s_info.fd < 0) {
1306                 ErrPrint("Try this again later\n");
1307                 return LB_STATUS_ERROR_IO;
1308         }
1309
1310         packet = packet_create("acquire", "d", util_timestamp());
1311         if (!packet) {
1312                 com_core_packet_client_fini(s_info.fd);
1313                 s_info.fd = -1;
1314                 return LB_STATUS_ERROR_FAULT;
1315         }
1316
1317         ret = master_rpc_async_request(NULL, packet, 1, acquire_cb, NULL);
1318         if (ret < 0) {
1319                 ErrPrint("Master RPC returns %d\n", ret);
1320                 com_core_packet_client_fini(s_info.fd);
1321                 s_info.fd = -1;
1322                 return LB_STATUS_ERROR_IO;
1323         }
1324
1325         return LB_STATUS_SUCCESS;
1326 }
1327
1328 static int connected_cb(int handle, void *data)
1329 {
1330         master_rpc_check_and_fire_consumer();
1331         return 0;
1332 }
1333
1334 static void master_started_cb(keynode_t *node, void *data)
1335 {
1336         int state = 0;
1337
1338         if (vconf_get_bool(VCONFKEY_MASTER_STARTED, &state) < 0) {
1339                 ErrPrint("Unable to get [%s]\n", VCONFKEY_MASTER_STARTED);
1340         }
1341
1342         DbgPrint("Master state: %d\n", state);
1343         if (state == 1 && make_connection() == LB_STATUS_SUCCESS) {
1344                 int ret;
1345                 ret = vconf_ignore_key_changed(VCONFKEY_MASTER_STARTED, master_started_cb);
1346                 DbgPrint("master_started vconf key de-registered [%d]\n", ret);
1347         }
1348 }
1349
1350 static gboolean timeout_cb(gpointer data)
1351 {
1352         if (vconf_notify_key_changed(VCONFKEY_MASTER_STARTED, master_started_cb, NULL) < 0) {
1353                 ErrPrint("Failed to add vconf for monitoring service state\n");
1354         } else {
1355                 DbgPrint("vconf event callback is registered\n");
1356         }
1357
1358         master_started_cb(NULL, NULL);
1359
1360         s_info.timer_id = 0;
1361         return FALSE;
1362 }
1363
1364 static int disconnected_cb(int handle, void *data)
1365 {
1366         if (s_info.fd != handle) {
1367                 /*!< This handle is not my favor */
1368                 return 0;
1369         }
1370
1371         s_info.fd = -1; /*!< Disconnected */
1372
1373         master_rpc_clear_all_request();
1374         lb_invoke_fault_handler(LB_FAULT_PROVIDER_DISCONNECTED, MASTER_PKGNAME, "default", "disconnected");
1375
1376         lb_delete_all();
1377
1378         /* Try to reconnect after 1 sec later */
1379         if (!s_info.timer_id) {
1380                 DbgPrint("Reconnecting timer is added\n");
1381                 s_info.timer_id = g_timeout_add(1000, timeout_cb, NULL);
1382                 if (s_info.timer_id == 0) {
1383                         ErrPrint("Unable to add reconnecting timer\n");
1384                         return 0;
1385                 }
1386         } else {
1387                 ErrPrint("Reconnecting timer is already exists\n");
1388         }
1389
1390         return 0;
1391 }
1392
1393 int client_init(void)
1394 {
1395         s_info.client_addr = vconf_get_str(VCONFKEY_MASTER_CLIENT_ADDR);
1396         if (!s_info.client_addr) {
1397                 s_info.client_addr = strdup(CLIENT_SOCKET);
1398                 if (!s_info.client_addr) {
1399                         ErrPrint("Heap: %s\n", strerror(errno));
1400                         return -ENOMEM;
1401                 }
1402         }
1403
1404         (void)file_service_init();
1405
1406         DbgPrint("Server Address: %s\n", s_info.client_addr);
1407
1408         com_core_add_event_callback(CONNECTOR_DISCONNECTED, disconnected_cb, NULL);
1409         com_core_add_event_callback(CONNECTOR_CONNECTED, connected_cb, NULL);
1410         if (vconf_notify_key_changed(VCONFKEY_MASTER_STARTED, master_started_cb, NULL) < 0) {
1411                 ErrPrint("Failed to add vconf for service state\n");
1412         } else {
1413                 DbgPrint("vconf event callback is registered\n");
1414         }
1415
1416         master_started_cb(NULL, NULL);
1417         return 0;
1418 }
1419
1420 int client_fd(void)
1421 {
1422         return s_info.fd;
1423 }
1424
1425 const char *client_addr(void)
1426 {
1427         return s_info.client_addr;
1428 }
1429
1430 int client_fini(void)
1431 {
1432         int ret;
1433
1434         (void)file_service_fini();
1435
1436         ret = vconf_ignore_key_changed(VCONFKEY_MASTER_STARTED, master_started_cb);
1437         if (ret < 0) {
1438                 DbgPrint("Ignore vconf key: %d\n", ret);
1439         }
1440
1441         com_core_del_event_callback(CONNECTOR_DISCONNECTED, disconnected_cb, NULL);
1442         com_core_del_event_callback(CONNECTOR_CONNECTED, connected_cb, NULL);
1443         com_core_packet_client_fini(s_info.fd);
1444         s_info.fd = -1;
1445         free(s_info.client_addr);
1446         s_info.client_addr = NULL;
1447         return LB_STATUS_SUCCESS;
1448 }
1449
1450 /* End of a file */