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                 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                 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                 lb_set_lb_fb(handler, fbfile);
 513                 ret = fb_sync(lb_get_lb_fb(handler));
 514                 if (ret != LB_STATUS_SUCCESS) {
 515                         ErrPrint("Failed to do sync FB (%s - %s) (%d)\n", pkgname, util_basename(util_uri_to_path(id)), ret);
 516                 }
 517         } else {
 518                 ret = LB_STATUS_SUCCESS;
 519         }
 520
 521         if (ret == LB_STATUS_SUCCESS) {
 522                 lb_invoke_event_handler(handler, LB_EVENT_LB_UPDATED);
 523         }
 524
 525 out:
 526         return NULL;
 527 }
 528
 529 static struct packet *master_pd_created(pid_t pid, int handle, const struct packet *packet)
 530 {
 531         struct livebox *handler;
 532         const char *pkgname;
 533         const char *id;
 534         const char *buf_id;
 535         int width;
 536         int height;
 537         int ret;
 538         int status;
 539
 540         ret = packet_get(packet, "sssiii", &pkgname, &id, &buf_id, &width, &height, &status);
 541         if (ret != 6) {
 542                 ErrPrint("Invalid argument\n");
 543                 goto out;
 544         }
 545
 546         handler = lb_find_livebox(pkgname, id);
 547         if (!handler) {
 548                 ErrPrint("Instance(%s) is not exists\n", id);
 549                 goto out;
 550         }
 551
 552         if (handler->state != CREATE) {
 553                 ErrPrint("Instance(%s) is not created\n", id);
 554                 goto out;
 555         }
 556
 557         lb_set_pdsize(handler, width, height);
 558         if (lb_text_pd(handler)) {
 559                 DbgPrint("Text TYPE does not need to handle this\n");
 560         } else {
 561                 (void)lb_set_pd_fb(handler, buf_id);
 562                 ret = fb_sync(lb_get_pd_fb(handler));
 563                 if (ret < 0) {
 564                         ErrPrint("Failed to do sync FB (%s - %s)\n", pkgname, util_basename(util_uri_to_path(id)));
 565                 }
 566         }
 567
 568         handler->is_pd_created = (status == 0);
 569
 570         if (handler->pd_created_cb) {
 571                 ret_cb_t cb;
 572                 void *cbdata;
 573
 574                 cb = handler->pd_created_cb;
 575                 cbdata = handler->pd_created_cbdata;
 576
 577                 handler->pd_created_cb = NULL;
 578                 handler->pd_created_cbdata = NULL;
 579
 580                 /*!
 581                  * Before call the Callback function,
 582                  * pd_create_cb must be reset.
 583                  * Because, in the create callback, user can call create_pd function again.
 584                  */
 585                 DbgPrint("PERF_DBOX\n");
 586                 cb(handler, status, cbdata);
 587         } else if (handler->is_pd_created) {
 588                 lb_invoke_event_handler(handler, LB_EVENT_PD_CREATED);
 589         }
 590
 591 out:
 592         return NULL;
 593 }
 594
 595 static struct packet *master_pd_destroyed(pid_t pid, int handle, const struct packet *packet)
 596 {
 597         struct livebox *handler;
 598         const char *pkgname;
 599         const char *id;
 600         int ret;
 601         int status;
 602
 603         ret = packet_get(packet, "ssi", &pkgname, &id, &status);
 604         if (ret != 3) {
 605                 ErrPrint("Invalid argument\n");
 606                 goto out;
 607         }
 608
 609         handler = lb_find_livebox(pkgname, id);
 610         if (!handler) {
 611                 ErrPrint("Instance(%s) is not exists\n", id);
 612                 goto out;
 613         }
 614
 615         if (handler->state != CREATE) {
 616                 ErrPrint("Instance(%s) is not created\n", id);
 617                 goto out;
 618         }
 619
 620         handler->is_pd_created = 0;
 621
 622         if (handler->pd_destroyed_cb) {
 623                 ret_cb_t cb;
 624                 void *cbdata;
 625
 626                 cb = handler->pd_destroyed_cb;
 627                 cbdata = handler->pd_destroyed_cbdata;
 628
 629                 handler->pd_destroyed_cb = NULL;
 630                 handler->pd_destroyed_cbdata = NULL;
 631
 632                 /*!
 633                  * Before call the Callback function,
 634                  * pd_destroyed_cb must be reset.
 635                  * Because, in the create callback, user can call destroy_pd function again.
 636                  */
 637                 cb(handler, status, cbdata);
 638         } else if (status == 0) {
 639                 lb_invoke_event_handler(handler, LB_EVENT_PD_DESTROYED);
 640         }
 641
 642 out:
 643         return NULL;
 644 }
 645
 646 static struct packet *master_pd_updated(pid_t pid, int handle, const struct packet *packet)
 647 {
 648         const char *pkgname;
 649         const char *id;
 650         const char *descfile;
 651         const char *fbfile;
 652         int ret;
 653         struct livebox *handler;
 654         int pd_w;
 655         int pd_h;
 656
 657         ret = packet_get(packet, "ssssii",
 658                                 &pkgname, &id,
 659                                 &descfile, &fbfile,
 660                                 &pd_w, &pd_h);
 661         if (ret != 6) {
 662                 ErrPrint("Invalid argument\n");
 663                 goto out;
 664         }
 665
 666         handler = lb_find_livebox(pkgname, id);
 667         if (!handler) {
 668                 ErrPrint("Instance(%s) is not exists\n", id);
 669                 goto out;
 670         }
 671
 672         if (handler->state != CREATE) {
 673                 /*!
 674                  * \note
 675                  * This handler is already deleted by the user.
 676                  * So don't try to notice anything about this anymore.
 677                  * Just ignore all events.
 678                  */
 679                 ErrPrint("Instance(%s) is not created\n", id);
 680                 goto out;
 681         }
 682
 683         lb_set_pdsize(handler, pd_w, pd_h);
 684
 685         if (lb_text_pd(handler)) {
 686                 (void)parse_desc(handler, descfile, 1);
 687         } else {
 688                 (void)lb_set_pd_fb(handler, fbfile);
 689
 690                 ret = fb_sync(lb_get_pd_fb(handler));
 691                 if (ret < 0) {
 692                         ErrPrint("Failed to do sync FB (%s - %s), %d\n", pkgname, util_basename(util_uri_to_path(id)), ret);
 693                 } else {
 694                         lb_invoke_event_handler(handler, LB_EVENT_PD_UPDATED);
 695                 }
 696         }
 697
 698 out:
 699         return NULL;
 700 }
 701
 702 static struct packet *master_update_mode(pid_t pid, int handle, const struct packet *packet)
 703 {
 704         struct livebox *handler;
 705         const char *pkgname;
 706         const char *id;
 707         int active_mode;
 708         int status;
 709         int ret;
 710
 711         if (!packet) {
 712                 ErrPrint("Invalid packet\n");
 713                 goto out;
 714         }
 715
 716         ret = packet_get(packet, "ssii", &pkgname, &id, &status, &active_mode);
 717         if (ret != 4) {
 718                 ErrPrint("Invalid argument\n");
 719                 goto out;
 720         }
 721
 722         handler = lb_find_livebox(pkgname, id);
 723         if (!handler) {
 724                 ErrPrint("Livebox(%s) is not found\n", id);
 725                 goto out;
 726         }
 727
 728         if (handler->state != CREATE) {
 729                 ErrPrint("Livebox(%s) is not created yet\n", id);
 730                 goto out;
 731         }
 732
 733         if (status == LB_STATUS_SUCCESS) {
 734                 lb_set_update_mode(handler, active_mode);
 735         }
 736
 737         if (handler->update_mode_cb) {
 738                 ret_cb_t cb;
 739                 void *cbdata;
 740
 741                 cb = handler->update_mode_cb;
 742                 cbdata = handler->update_mode_cbdata;
 743
 744                 handler->update_mode_cb = NULL;
 745                 handler->update_mode_cbdata = NULL;
 746
 747                 cb(handler, status, cbdata);
 748         } else {
 749                 lb_invoke_event_handler(handler, LB_EVENT_UPDATE_MODE_CHANGED);
 750         }
 751
 752 out:
 753         return NULL;
 754 }
 755
 756 static struct packet *master_size_changed(pid_t pid, int handle, const struct packet *packet)
 757 {
 758         struct livebox *handler;
 759         const char *pkgname;
 760         const char *id;
 761         const char *fbfile;
 762         int status;
 763         int ret;
 764         int w;
 765         int h;
 766         int is_pd;
 767
 768         if (!packet) {
 769                 ErrPrint("Invalid packet\n");
 770                 goto out;
 771         }
 772
 773         ret = packet_get(packet, "sssiiii", &pkgname, &id, &fbfile, &is_pd, &w, &h, &status);
 774         if (ret != 7) {
 775                 ErrPrint("Invalid argument\n");
 776                 goto out;
 777         }
 778
 779         handler = lb_find_livebox(pkgname, id);
 780         if (!handler) {
 781                 ErrPrint("Livebox(%s) is not found\n", id);
 782                 goto out;
 783         }
 784
 785         if (handler->state != CREATE) {
 786                 ErrPrint("Livebox(%s) is not created yet\n", id);
 787                 goto out;
 788         }
 789
 790         if (is_pd) {
 791                 /*!
 792                  * \NOTE
 793                  * PD is not able to resized by the client.
 794                  * PD is only can be managed by the provider.
 795                  * So the PD has no private resized event handler.
 796                  * Notify it via global event handler only.
 797                  */
 798                 if (status == 0) {
 799                         lb_set_pdsize(handler, w, h);
 800                         lb_invoke_event_handler(handler, LB_EVENT_PD_SIZE_CHANGED);
 801                 } else {
 802                         ErrPrint("This is not possible. PD Size is changed but the return value is not ZERO (%d)\n", status);
 803                 }
 804         } else {
 805                 if (status == 0) {
 806                         lb_set_size(handler, w, h);
 807
 808                         /*!
 809                          * \NOTE
 810                          * If there is a created LB FB,
 811                          * Update it too.
 812                          */
 813                         if (lb_get_lb_fb(handler)) {
 814                                 lb_set_lb_fb(handler, fbfile);
 815
 816                                 ret = fb_sync(lb_get_lb_fb(handler));
 817                                 if (ret < 0) {
 818                                         ErrPrint("Failed to do sync FB (%s - %s)\n", pkgname, util_basename(util_uri_to_path(id)));
 819                                 }
 820
 821                                 /* Just update the size info only. */
 822                         }
 823
 824                         /*!
 825                          * \NOTE
 826                          * I cannot believe client.
 827                          * So I added some log before & after call the user callback.
 828                          */
 829                         if (handler->size_changed_cb) {
 830                                 ret_cb_t cb;
 831                                 void *cbdata;
 832
 833                                 cb = handler->size_changed_cb;
 834                                 cbdata = handler->size_cbdata;
 835
 836                                 handler->size_changed_cb = NULL;
 837                                 handler->size_cbdata = NULL;
 838
 839                                 cb(handler, status, cbdata);
 840                         } else {
 841                                 lb_invoke_event_handler(handler, LB_EVENT_LB_SIZE_CHANGED);
 842                         }
 843                 } else {
 844                         if (handler->size_changed_cb) {
 845                                 ret_cb_t cb;
 846                                 void *cbdata;
 847
 848                                 cb = handler->size_changed_cb;
 849                                 cbdata = handler->size_cbdata;
 850
 851                                 handler->size_changed_cb = NULL;
 852                                 handler->size_cbdata = NULL;
 853
 854                                 cb(handler, status, cbdata);
 855                         }
 856                 }
 857         }
 858
 859 out:
 860         return NULL;
 861 }
 862
 863 static struct packet *master_period_changed(pid_t pid, int handle, const struct packet *packet)
 864 {
 865         struct livebox *handler;
 866         const char *pkgname;
 867         const char *id;
 868         int ret;
 869         double period;
 870         int status;
 871
 872         ret = packet_get(packet, "idss", &status, &period, &pkgname, &id);
 873         if (ret != 4) {
 874                 ErrPrint("Invalid argument\n");
 875                 goto out;
 876         }
 877
 878         handler = lb_find_livebox(pkgname, id);
 879         if (!handler) {
 880                 ErrPrint("Livebox(%s) is not found\n", id);
 881                 goto out;
 882         }
 883
 884         if (handler->state != CREATE) {
 885                 ErrPrint("Livebox(%s) is not created\n", id);
 886                 goto out;
 887         }
 888
 889         if (status == 0) {
 890                 lb_set_period(handler, period);
 891         }
 892
 893         if (handler->period_changed_cb) {
 894                 ret_cb_t cb;
 895                 void *cbdata;
 896
 897                 cb = handler->period_changed_cb;
 898                 cbdata = handler->period_cbdata;
 899
 900                 handler->period_changed_cb = NULL;
 901                 handler->period_cbdata = NULL;
 902
 903                 cb(handler, status, cbdata);
 904         } else if (status == 0) {
 905                 lb_invoke_event_handler(handler, LB_EVENT_PERIOD_CHANGED);
 906         }
 907
 908 out:
 909         return NULL;
 910 }
 911
 912 static struct packet *master_group_changed(pid_t pid, int handle, const struct packet *packet)
 913 {
 914         struct livebox *handler;
 915         const char *pkgname;
 916         const char *id;
 917         int ret;
 918         const char *cluster;
 919         const char *category;
 920         int status;
 921
 922         ret = packet_get(packet, "ssiss", &pkgname, &id, &status, &cluster, &category);
 923         if (ret != 5) {
 924                 ErrPrint("Invalid argument\n");
 925                 goto out;
 926         }
 927
 928         handler = lb_find_livebox(pkgname, id);
 929         if (!handler) {
 930                 ErrPrint("Livebox(%s) is not exists\n", id);
 931                 goto out;
 932         }
 933
 934         if (handler->state != CREATE) {
 935                 /*!
 936                  * \note
 937                  * Do no access this handler,
 938                  * You cannot believe this handler anymore.
 939                  */
 940                 ErrPrint("Livebox(%s) is not created\n", id);
 941                 goto out;
 942         }
 943
 944         if (status == 0) {
 945                 (void)lb_set_group(handler, cluster, category);
 946         }
 947
 948         if (handler->group_changed_cb) {
 949                 ret_cb_t cb;
 950                 void *cbdata;
 951
 952                 cb = handler->group_changed_cb;
 953                 cbdata = handler->group_cbdata;
 954
 955                 handler->group_changed_cb = NULL;
 956                 handler->group_cbdata = NULL;
 957
 958                 cb(handler, status, cbdata);
 959         } else if (status == 0) {
 960                 lb_invoke_event_handler(handler, LB_EVENT_GROUP_CHANGED);
 961         }
 962
 963 out:
 964         return NULL;
 965 }
 966
 967 static struct packet *master_created(pid_t pid, int handle, const struct packet *packet)
 968 {
 969         struct livebox *handler;
 970
 971         int lb_w;
 972         int lb_h;
 973         int pd_w;
 974         int pd_h;
 975         const char *pkgname;
 976         const char *id;
 977
 978         const char *content;
 979         const char *cluster;
 980         const char *category;
 981         const char *lb_fname;
 982         const char *pd_fname;
 983         const char *title;
 984
 985         double timestamp;
 986         const char *auto_launch;
 987         double priority;
 988         int size_list;
 989         int user;
 990         int pinup_supported;
 991         enum lb_type lb_type;
 992         enum pd_type pd_type;
 993         double period;
 994         int is_pinned_up;
 995
 996         int old_state = DESTROYED;
 997
 998         int ret;
 999
1000         ret = packet_get(packet, "dsssiiiisssssdiiiiidsi",
1001                         &timestamp,
1002                         &pkgname, &id, &content,
1003                         &lb_w, &lb_h, &pd_w, &pd_h,
1004                         &cluster, &category, &lb_fname, &pd_fname,
1005                         &auto_launch, &priority, &size_list, &user, &pinup_supported,
1006                         &lb_type, &pd_type, &period, &title, &is_pinned_up);
1007         if (ret != 22) {
1008                 ErrPrint("Invalid argument\n");
1009                 ret = LB_STATUS_ERROR_INVALID;
1010                 goto out;
1011         }
1012
1013         ErrPrint("[%lf] pkgname: %s, id: %s, content: %s, "
1014                 "pd_w: %d, pd_h: %d, lb_w: %d, lb_h: %d, "
1015                 "cluster: %s, category: %s, lb_fname: \"%s\", pd_fname: \"%s\", "
1016                 "auto_launch: %s, priority: %lf, size_list: %d, user: %d, pinup: %d, "
1017                 "lb_type: %d, pd_type: %d, period: %lf, title: [%s], is_pinned_up: %d\n",
1018                 timestamp, pkgname, id, content,
1019                 pd_w, pd_h, lb_w, lb_h,
1020                 cluster, category, lb_fname, pd_fname,
1021                 auto_launch, priority, size_list, user, pinup_supported,
1022                 lb_type, pd_type, period, title, is_pinned_up);
1023
1024         handler = lb_find_livebox_by_timestamp(timestamp);
1025         if (!handler) {
1026                 handler = lb_new_livebox(pkgname, id, timestamp);
1027                 if (!handler) {
1028                         ErrPrint("Failed to create a new livebox\n");
1029                         ret = LB_STATUS_ERROR_FAULT;
1030                         goto out;
1031                 }
1032
1033                 old_state = handler->state;
1034         } else {
1035                 if (handler->state != CREATE) {
1036                         if (handler->state != DELETE) {
1037                                 /*!
1038                                  * \note
1039                                  * This is not possible!!!
1040                                  */
1041                                 ErrPrint("Invalid handler\n");
1042                                 ret = LB_STATUS_ERROR_INVALID;
1043                                 goto out;
1044                         }
1045
1046                         /*!
1047                          * \note
1048                          * After get the delete states,
1049                          * call the create callback with deleted result.
1050                          */
1051                 }
1052
1053                 old_state = handler->state;
1054
1055                 if (handler->id) {
1056                         ErrPrint("Already created: timestamp[%lf] "
1057                                 "pkgname[%s], id[%s] content[%s] "
1058                                 "cluster[%s] category[%s] lb_fname[%s] pd_fname[%s]\n",
1059                                         timestamp, pkgname, id,
1060                                         content, cluster, category,
1061                                         lb_fname, pd_fname);
1062
1063                         ret = LB_STATUS_ERROR_ALREADY;
1064                         goto out;
1065                 }
1066
1067                 lb_set_id(handler, id);
1068         }
1069
1070         lb_set_size(handler, lb_w, lb_h);
1071         handler->lb.type = lb_type;
1072         handler->is_pinned_up = is_pinned_up;
1073
1074         switch (lb_type) {
1075         case _LB_TYPE_FILE:
1076                 break;
1077         case _LB_TYPE_SCRIPT:
1078         case _LB_TYPE_BUFFER:
1079                 if (!strlen(lb_fname)) {
1080                         break;
1081                 }
1082                 lb_set_lb_fb(handler, lb_fname);
1083                 ret = fb_sync(lb_get_lb_fb(handler));
1084                 if (ret < 0) {
1085                         ErrPrint("Failed to do sync FB (%s - %s)\n", pkgname, util_basename(util_uri_to_path(id)));
1086                 }
1087                 break;
1088         case _LB_TYPE_TEXT:
1089                 lb_set_text_lb(handler);
1090                 break;
1091         default:
1092                 break;
1093         }
1094
1095         handler->pd.type = pd_type;
1096         lb_set_pdsize(handler, pd_w, pd_h);
1097         lb_set_default_pdsize(handler, pd_w, pd_h);
1098         switch (pd_type) {
1099         case _PD_TYPE_SCRIPT:
1100         case _PD_TYPE_BUFFER:
1101                 if (!strlen(pd_fname)) {
1102                         break;
1103                 }
1104
1105                 lb_set_pd_fb(handler, pd_fname);
1106                 ret = fb_sync(lb_get_pd_fb(handler));
1107                 if (ret < 0) {
1108                         ErrPrint("Failed to do sync FB (%s - %s)\n", pkgname, util_basename(util_uri_to_path(id)));
1109                 }
1110                 break;
1111         case _PD_TYPE_TEXT:
1112                 lb_set_text_pd(handler);
1113                 break;
1114         default:
1115                 break;
1116         }
1117
1118         lb_set_priority(handler, priority);
1119
1120         lb_set_size_list(handler, size_list);
1121         lb_set_group(handler, cluster, category);
1122
1123         lb_set_content(handler, content);
1124         lb_set_title(handler, title);
1125
1126         lb_set_user(handler, user);
1127
1128         lb_set_auto_launch(handler, auto_launch);
1129         lb_set_pinup(handler, pinup_supported);
1130
1131         lb_set_period(handler, period);
1132
1133         ret = 0;
1134
1135         if (handler->state == CREATE) {
1136                 /*!
1137                  * \note
1138                  * These callback can change the handler->state.
1139                  * So we have to use the "old_state" which stored state before call these callbacks
1140                  */
1141
1142                 if (handler->created_cb) {
1143                         ret_cb_t cb;
1144                         void *cbdata;
1145
1146                         cb = handler->created_cb;
1147                         cbdata = handler->created_cbdata;
1148
1149                         handler->created_cb = NULL;
1150                         handler->created_cbdata = NULL;
1151
1152                         cb(handler, ret, cbdata);
1153                 } else {
1154                         lb_invoke_event_handler(handler, LB_EVENT_CREATED);
1155                 }
1156         }
1157
1158 out:
1159         if (ret == 0 && old_state == DELETE) {
1160                 lb_send_delete(handler, handler->created_cb, handler->created_cbdata);
1161
1162                 /*!
1163                  * \note
1164                  * handler->created_cb = NULL;
1165                  * handler->created_cbdata = NULL;
1166                  *
1167                  * Do not clear this to use this from the deleted event callback.
1168                  * if this value is not cleared when the deleted event callback check it,
1169                  * it means that the created function is not called yet.
1170                  * Then the call the deleted event callback with LB_STATUS_ERROR_CANCEL errno.
1171                  */
1172         }
1173
1174         return NULL;
1175 }
1176
1177 static struct method s_table[] = {
1178         {
1179                 .cmd = "lb_updated", /* pkgname, id, lb_w, lb_h, priority, ret */
1180                 .handler = master_lb_updated,
1181         },
1182         {
1183                 .cmd = "pd_updated", /* pkgname, id, descfile, pd_w, pd_h, ret */
1184                 .handler = master_pd_updated,
1185         },
1186         {
1187                 .cmd = "pd_created",
1188                 .handler = master_pd_created,
1189         },
1190         {
1191                 .cmd = "pd_destroyed",
1192                 .handler = master_pd_destroyed,
1193         },
1194         {
1195                 .cmd = "fault_package", /* pkgname, id, function, ret */
1196                 .handler = master_fault_package,
1197         },
1198         {
1199                 .cmd = "deleted", /* pkgname, id, timestamp, ret */
1200                 .handler = master_deleted,
1201         },
1202         {
1203                 .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 */
1204                 .handler = master_created,
1205         },
1206         {
1207                 .cmd = "group_changed",
1208                 .handler = master_group_changed,
1209         },
1210         {
1211                 .cmd = "period_changed",
1212                 .handler = master_period_changed,
1213         },
1214         {
1215                 .cmd = "size_changed",
1216                 .handler = master_size_changed,
1217         },
1218         {
1219                 .cmd = "pinup",
1220                 .handler = master_pinup,
1221         },
1222         {
1223                 .cmd = "scroll",
1224                 .handler = master_hold_scroll,
1225         },
1226
1227         {
1228                 .cmd = "update_mode",
1229                 .handler = master_update_mode,
1230         },
1231
1232         {
1233                 .cmd = "lb_update_begin",
1234                 .handler = master_lb_update_begin,
1235         },
1236         {
1237                 .cmd = "lb_update_end",
1238                 .handler = master_lb_update_end,
1239         },
1240
1241         {
1242                 .cmd = "pd_update_begin",
1243                 .handler = master_pd_update_begin,
1244         },
1245         {
1246                 .cmd = "pd_update_end",
1247                 .handler = master_pd_update_end,
1248         },
1249
1250         {
1251                 .cmd = "access_status",
1252                 .handler = master_access_status,
1253         },
1254
1255         {
1256                 .cmd = NULL,
1257                 .handler = NULL,
1258         },
1259 };
1260
1261 static void acquire_cb(struct livebox *handler, const struct packet *result, void *data)
1262 {
1263         if (!result) {
1264                 DbgPrint("Result packet is not valid\n");
1265         } else {
1266                 int ret;
1267
1268                 if (packet_get(result, "i", &ret) != 1) {
1269                         ErrPrint("Invalid argument\n");
1270                 } else {
1271                         DbgPrint("Acquire returns: %d\n", ret);
1272                 }
1273         }
1274
1275         return;
1276 }
1277
1278 static inline int make_connection(void)
1279 {
1280         struct packet *packet;
1281         int ret;
1282
1283         DbgPrint("Let's making connection!\n");
1284
1285         s_info.fd = com_core_packet_client_init(client_addr(), 0, s_table);
1286         if (s_info.fd < 0) {
1287                 ErrPrint("Try this again later\n");
1288                 return LB_STATUS_ERROR_IO;
1289         }
1290
1291         packet = packet_create("acquire", "d", util_timestamp());
1292         if (!packet) {
1293                 com_core_packet_client_fini(s_info.fd);
1294                 s_info.fd = -1;
1295                 return LB_STATUS_ERROR_FAULT;
1296         }
1297
1298         ret = master_rpc_async_request(NULL, packet, 1, acquire_cb, NULL);
1299         if (ret < 0) {
1300                 ErrPrint("Master RPC returns %d\n", ret);
1301                 com_core_packet_client_fini(s_info.fd);
1302                 s_info.fd = -1;
1303                 return LB_STATUS_ERROR_IO;
1304         }
1305
1306         return LB_STATUS_SUCCESS;
1307 }
1308
1309 static int connected_cb(int handle, void *data)
1310 {
1311         master_rpc_check_and_fire_consumer();
1312         return 0;
1313 }
1314
1315 static void master_started_cb(keynode_t *node, void *data)
1316 {
1317         int state = 0;
1318
1319         if (vconf_get_bool(VCONFKEY_MASTER_STARTED, &state) < 0) {
1320                 ErrPrint("Unable to get [%s]\n", VCONFKEY_MASTER_STARTED);
1321         }
1322
1323         DbgPrint("Master state: %d\n", state);
1324         if (state == 1 && make_connection() == LB_STATUS_SUCCESS) {
1325                 int ret;
1326                 ret = vconf_ignore_key_changed(VCONFKEY_MASTER_STARTED, master_started_cb);
1327                 DbgPrint("master_started vconf key de-registered [%d]\n", ret);
1328         }
1329 }
1330
1331 static gboolean timeout_cb(gpointer data)
1332 {
1333         if (vconf_notify_key_changed(VCONFKEY_MASTER_STARTED, master_started_cb, NULL) < 0) {
1334                 ErrPrint("Failed to add vconf for monitoring service state\n");
1335         } else {
1336                 DbgPrint("vconf event callback is registered\n");
1337         }
1338
1339         master_started_cb(NULL, NULL);
1340
1341         s_info.timer_id = 0;
1342         return FALSE;
1343 }
1344
1345 static int disconnected_cb(int handle, void *data)
1346 {
1347         if (s_info.fd != handle) {
1348                 /*!< This handle is not my favor */
1349                 return 0;
1350         }
1351
1352         s_info.fd = -1; /*!< Disconnected */
1353
1354         master_rpc_clear_all_request();
1355         lb_invoke_fault_handler(LB_FAULT_PROVIDER_DISCONNECTED, MASTER_PKGNAME, "default", "disconnected");
1356
1357         lb_delete_all();
1358
1359         /* Try to reconnect after 1 sec later */
1360         if (!s_info.timer_id) {
1361                 DbgPrint("Reconnecting timer is added\n");
1362                 s_info.timer_id = g_timeout_add(1000, timeout_cb, NULL);
1363                 if (s_info.timer_id == 0) {
1364                         ErrPrint("Unable to add reconnecting timer\n");
1365                         return 0;
1366                 }
1367         } else {
1368                 ErrPrint("Reconnecting timer is already exists\n");
1369         }
1370
1371         return 0;
1372 }
1373
1374 int client_init(void)
1375 {
1376         s_info.client_addr = vconf_get_str(VCONFKEY_MASTER_CLIENT_ADDR);
1377         if (!s_info.client_addr) {
1378                 s_info.client_addr = strdup(CLIENT_SOCKET);
1379                 if (!s_info.client_addr) {
1380                         ErrPrint("Heap: %s\n", strerror(errno));
1381                         return -ENOMEM;
1382                 }
1383         }
1384
1385         (void)file_service_init();
1386
1387         DbgPrint("Server Address: %s\n", s_info.client_addr);
1388
1389         com_core_add_event_callback(CONNECTOR_DISCONNECTED, disconnected_cb, NULL);
1390         com_core_add_event_callback(CONNECTOR_CONNECTED, connected_cb, NULL);
1391         if (vconf_notify_key_changed(VCONFKEY_MASTER_STARTED, master_started_cb, NULL) < 0) {
1392                 ErrPrint("Failed to add vconf for service state\n");
1393         } else {
1394                 DbgPrint("vconf event callback is registered\n");
1395         }
1396
1397         master_started_cb(NULL, NULL);
1398         return 0;
1399 }
1400
1401 int client_fd(void)
1402 {
1403         return s_info.fd;
1404 }
1405
1406 const char *client_addr(void)
1407 {
1408         return s_info.client_addr;
1409 }
1410
1411 int client_fini(void)
1412 {
1413         int ret;
1414
1415         (void)file_service_fini();
1416
1417         ret = vconf_ignore_key_changed(VCONFKEY_MASTER_STARTED, master_started_cb);
1418         if (ret < 0) {
1419                 DbgPrint("Ignore vconf key: %d\n", ret);
1420         }
1421
1422         com_core_del_event_callback(CONNECTOR_DISCONNECTED, disconnected_cb, NULL);
1423         com_core_del_event_callback(CONNECTOR_CONNECTED, connected_cb, NULL);
1424         com_core_packet_client_fini(s_info.fd);
1425         s_info.fd = -1;
1426         free(s_info.client_addr);
1427         s_info.client_addr = NULL;
1428         return LB_STATUS_SUCCESS;
1429 }
1430
1431 /* End of a file */