src/ipc/media-thumb-ipc.c

   1 /*
   2  * libmedia-thumbnail
   3  *
   4  * Copyright (c) 2000 - 2011 Samsung Electronics Co., Ltd. All rights reserved.
   5  *
   6  * Contact: Hyunjun Ko <zzoon.ko@samsung.com>
   7  *
   8  * Licensed under the Apache License, Version 2.0 (the "License");
   9  * you may not use this file except in compliance with the License.
  10  * You may obtain a copy of the License at
  11  *
  12  * http://www.apache.org/licenses/LICENSE-2.0
  13  *
  14  * Unless required by applicable law or agreed to in writing, software
  15  * distributed under the License is distributed on an "AS IS" BASIS,
  16  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  17  * See the License for the specific language governing permissions and
  18  * limitations under the License.
  19  *
  20  */
  21
  22 #include "media-thumbnail.h"
  23 #include "media-thumb-ipc.h"
  24 #include "media-thumb-util.h"
  25 #include "media-thumb-db.h"
  26 #include "media-thumb-debug.h"
  27 #include <glib.h>
  28 #include <fcntl.h>
  29 #include <string.h>
  30 #include <errno.h>
  31 #include <grp.h>
  32 #include <pwd.h>
  33
  34 #define THUMB_SOCK_BLOCK_SIZE 512
  35 #define THUMB_IPC_PATH tzplatform_mkpath(TZ_SYS_RUN, "media-server/media_ipc_thumbcreator.socket")
  36
  37 static GQueue *g_request_queue = NULL;
  38 static GQueue *g_manage_queue = NULL;
  39 static GQueue *g_request_raw_queue = NULL;
  40 static GQueue *g_manage_raw_queue = NULL;
  41
  42
  43 typedef struct {
  44         GIOChannel *channel;
  45         int msg_type;
  46         unsigned int request_id;
  47         bool isCanceled;
  48         int source_id;
  49         uid_t uid;
  50         char *path;
  51         thumbUserData *userData;
  52 } thumbReq;
  53
  54 typedef struct {
  55         GIOChannel *channel;
  56         int msg_type;
  57         bool isCanceled;
  58         int request_id;
  59         int source_id;
  60         int width;
  61         int height;
  62         uid_t uid;
  63         char *path;
  64         thumbRawUserData *userData;
  65 } thumbRawReq;
  66
  67 int _media_thumb_send_request();
  68 int _media_thumb_raw_data_send_request();
  69
  70
  71 int _media_thumb_get_error()
  72 {
  73         if (errno == EWOULDBLOCK) {
  74                 thumb_err("Timeout. Can't try any more");
  75                 return MS_MEDIA_ERR_SOCKET_RECEIVE_TIMEOUT;
  76         } else {
  77                 thumb_stderror("recvfrom failed");
  78                 return MS_MEDIA_ERR_SOCKET_RECEIVE;
  79         }
  80 }
  81
  82 void __media_thumb_shutdown_channel(bool only_shutdown)
  83 {
  84         int len = -1;
  85         thumbReq *req = (thumbReq *)g_queue_peek_head(g_request_queue);
  86
  87         len = g_queue_get_length(g_manage_queue);
  88
  89         if (req != NULL) {
  90                 if (!only_shutdown) {
  91                         if (len == 0 && req->isCanceled == true) {
  92                                 thumb_dbg("The manage queue will be released");
  93                         } else {
  94                                 thumb_dbg("There is remain item in the manage queue");
  95                                 return;
  96                         }
  97                 }
  98                 GSource *source_id = g_main_context_find_source_by_id(g_main_context_get_thread_default(), req->source_id);
  99                 if (source_id != NULL) {
 100                         g_source_destroy(source_id);
 101                 } else {
 102                         thumb_err("G_SOURCE_ID is NULL");
 103                 }
 104
 105                 g_io_channel_shutdown(req->channel, TRUE, NULL);
 106                 g_io_channel_unref(req->channel);
 107                 g_queue_pop_head(g_request_queue);
 108
 109                 SAFE_FREE(req->path);
 110                 SAFE_FREE(req->userData);
 111                 SAFE_FREE(req);
 112
 113                 if (g_manage_queue && len == 0) {
 114                         g_queue_free(g_manage_queue);
 115                         g_manage_queue = NULL;
 116                 }
 117         }
 118 }
 119
 120 int __media_thumb_pop_req_queue()
 121 {
 122         int req_len = 0;
 123
 124         req_len = g_queue_get_length(g_request_queue);
 125
 126         if (req_len <= 0) {
 127 //              thumb_dbg("There is no request in the queue");
 128         } else {
 129                 __media_thumb_shutdown_channel(true);
 130         }
 131
 132         /* Check manage queue */
 133         if (g_manage_queue) {
 134                 req_len = g_queue_get_length(g_manage_queue);
 135
 136                 if (req_len > 0)
 137                         _media_thumb_send_request();
 138         }
 139
 140         return MS_MEDIA_ERR_NONE;
 141 }
 142
 143 int __media_thumb_check_req_queue_for_cancel(unsigned int request_id, const char *path)
 144 {
 145         int req_len = 0;
 146
 147         req_len = g_queue_get_length(g_request_queue);
 148
 149         if (req_len <= 0) {
 150 //              thumb_dbg("There is no request in the queue");
 151         } else {
 152                 thumbReq *req = NULL;
 153                 req = (thumbReq *)g_queue_peek_head(g_request_queue);
 154
 155                 if (req != NULL && strncmp(path, req->path, strlen(path)) == 0 && request_id == req->request_id) {
 156                         req->isCanceled = true;
 157                         __media_thumb_shutdown_channel(false);
 158
 159                         return MS_MEDIA_ERR_NONE;
 160                 }
 161         }
 162
 163         return MS_MEDIA_ERR_INTERNAL;
 164 }
 165
 166 int __media_thumb_pop_manage_queue(unsigned int request_id, const char *path)
 167 {
 168         int req_len = 0, i;
 169         bool flag = false;
 170
 171         req_len = g_queue_get_length(g_manage_queue);
 172
 173         if (req_len < 0) {
 174 //              thumb_dbg("There is no request in the queue");
 175         } else {
 176                 for (i = 0; i < req_len; i++) {
 177                         thumbReq *req = NULL;
 178                         req = (thumbReq *)g_queue_peek_nth(g_manage_queue, i);
 179                         if (req == NULL) continue;
 180
 181                         if (strncmp(path, req->path, strlen(path)) == 0 && request_id == req->request_id) {
 182                                 g_queue_pop_nth(g_manage_queue, i);
 183
 184                                 SAFE_FREE(req->path);
 185                                 SAFE_FREE(req->userData);
 186                                 SAFE_FREE(req);
 187                                 flag = true;
 188                                 break;
 189                         }
 190                 }
 191                 if (!flag) {
 192                         return __media_thumb_check_req_queue_for_cancel(request_id, path);
 193                 } else {
 194                         __media_thumb_shutdown_channel(false);
 195
 196                         return MS_MEDIA_ERR_NONE;
 197                 }
 198         }
 199
 200         return MS_MEDIA_ERR_NONE;
 201 }
 202
 203
 204 int __media_thumb_pop_raw_data_req_queue(int request_id, bool shutdown_channel)
 205 {
 206         int req_len = 0, i;
 207
 208         req_len = g_queue_get_length(g_request_raw_queue);
 209
 210         if (req_len <= 0) {
 211 //              thumb_dbg("There is no request in the queue");
 212         } else {
 213
 214                 for (i = 0; i < req_len; i++) {
 215                         thumbRawReq *req = NULL;
 216                         req = (thumbRawReq *)g_queue_peek_nth(g_request_raw_queue, i);
 217                         if (req == NULL) continue;
 218
 219                         if (request_id == req->request_id) {
 220                                 if (shutdown_channel) {
 221                                         GSource *source_id = g_main_context_find_source_by_id(g_main_context_get_thread_default(), req->source_id);
 222                                         if (source_id != NULL) {
 223                                                 g_source_destroy(source_id);
 224                                         } else {
 225                                                 thumb_err("G_SOURCE_ID is NULL");
 226                                         }
 227
 228                                         g_io_channel_shutdown(req->channel, TRUE, NULL);
 229                                         g_io_channel_unref(req->channel);
 230                                 }
 231                                 g_queue_pop_nth(g_request_raw_queue, i);
 232
 233                                 SAFE_FREE(req->userData);
 234                                 SAFE_FREE(req);
 235
 236                                 break;
 237                         }
 238                 }
 239                 if (i == req_len) {
 240 //                      thumb_dbg("There's no %s in the queue", path);
 241                 }
 242         }
 243
 244         return MS_MEDIA_ERR_NONE;
 245 }
 246
 247 int __media_thumb_check_raw_data_req_queue_for_cancel(int request_id)
 248 {
 249         int req_len = 0;
 250
 251         req_len = g_queue_get_length(g_request_raw_queue);
 252
 253         if (req_len <= 0) {
 254 //              thumb_dbg("There is no request in the queue");
 255         } else {
 256                 thumbRawReq *req = NULL;
 257                 req = (thumbRawReq *)g_queue_peek_head(g_request_raw_queue);
 258
 259                 if (req != NULL && request_id == req->request_id) {
 260                         req->isCanceled = true;
 261                         return MS_MEDIA_ERR_NONE;
 262                 }
 263         }
 264
 265         return MS_MEDIA_ERR_INTERNAL;
 266 }
 267
 268 int __media_thumb_pop_raw_data_manage_queue(int request_id)
 269 {
 270         int req_len = 0, i;
 271         int flag = false;
 272
 273         req_len = g_queue_get_length(g_manage_raw_queue);
 274
 275         if (req_len < 0) {
 276 //              thumb_dbg("There is no request in the queue");
 277         } else {
 278
 279                 for (i = 0; i < req_len; i++) {
 280                         thumbRawReq *req = NULL;
 281                         req = (thumbRawReq *)g_queue_peek_nth(g_manage_raw_queue, i);
 282                         if (req == NULL) continue;
 283
 284                         if (request_id == req->request_id) {
 285                                 g_queue_pop_nth(g_manage_raw_queue, i);
 286
 287                                 SAFE_FREE(req->userData);
 288                                 SAFE_FREE(req);
 289                                 flag = true;
 290                                 break;
 291                         }
 292                 }
 293                 if (!flag) {
 294                         return __media_thumb_check_raw_data_req_queue_for_cancel(request_id);
 295                 }
 296         }
 297
 298         return MS_MEDIA_ERR_NONE;
 299 }
 300 #if 0
 301 int __media_thumb_check_req_queue(const char *path)
 302 {
 303         int req_len = 0, i;
 304
 305         req_len = g_queue_get_length(g_request_queue);
 306
 307 //      thumb_dbg("Queue length : %d", req_len);
 308 //      thumb_dbg("Queue path : %s", path);
 309
 310         if (req_len <= 0) {
 311 //              thumb_dbg("There is no request in the queue");
 312         } else {
 313
 314                 for (i = 0; i < req_len; i++) {
 315                         thumbReq *req = NULL;
 316                         req = (thumbReq *)g_queue_peek_nth(g_request_queue, i);
 317                         if (req == NULL) continue;
 318
 319                         if (strncmp(path, req->path, strlen(path)) == 0) {
 320                                 //thumb_dbg("Same Request - %s", path);
 321                                 return MS_MEDIA_ERR_INVALID_PARAMETER;
 322
 323                                 break;
 324                         }
 325                 }
 326         }
 327
 328         if (g_manage_queue != NULL) {
 329                 req_len = g_queue_get_length(g_manage_queue);
 330
 331                 if (req_len <= 0) {
 332 //              thumb_dbg("There is no request in the queue");
 333                 } else {
 334                         for (i = 0; i < req_len; i++) {
 335                                 thumbReq *req = NULL;
 336                                 req = (thumbReq *)g_queue_peek_nth(g_manage_queue, i);
 337                                 if (req == NULL) continue;
 338
 339                                 if (strncmp(path, req->path, strlen(path)) == 0) {
 340                                         //thumb_dbg("Same Request - %s", path);
 341                                         return MS_MEDIA_ERR_INVALID_PARAMETER;
 342
 343                                         break;
 344                                 }
 345                         }
 346                 }
 347         }
 348
 349
 350         return MS_MEDIA_ERR_NONE;
 351 }
 352 #endif
 353 bool __media_thumb_check_cancel(void)
 354 {
 355         thumbReq *req = NULL;
 356         req = (thumbReq *)g_queue_peek_head(g_request_queue);
 357
 358         if (req == NULL) {
 359                 return false;
 360         } else {
 361                 if (req->isCanceled)
 362                         return false;
 363                 else
 364                         return true;
 365         }
 366 }
 367
 368 bool __media_thumb_check_cancel_for_raw(void)
 369 {
 370         thumbRawReq *req = NULL;
 371         req = (thumbRawReq *)g_queue_peek_head(g_request_raw_queue);
 372
 373         if (req == NULL) {
 374                 return false;
 375         } else {
 376                 if (req->isCanceled)
 377                         return false;
 378                 else
 379                         return true;
 380         }
 381 }
 382
 383 int _media_thumb_recv_msg(int sock, int header_size, thumbMsg *msg)
 384 {
 385         int recv_msg_len = 0;
 386         int remain_size = 0;
 387         int block_size = THUMB_SOCK_BLOCK_SIZE;
 388         int recv_block = 0;
 389         unsigned char *buf = NULL;
 390         unsigned char *block_buf = NULL;
 391
 392         THUMB_MALLOC(buf, header_size);
 393         THUMB_MALLOC(block_buf, THUMB_SOCK_BLOCK_SIZE);
 394         if (buf == NULL || block_buf == NULL) {
 395                 thumb_err("memory allocation failed");
 396                 SAFE_FREE(buf);
 397                 SAFE_FREE(block_buf);
 398                 return MS_MEDIA_ERR_OUT_OF_MEMORY;
 399         }
 400
 401         if ((recv_msg_len = recv(sock, buf, header_size, 0)) <= 0) {
 402                 thumb_stderror("recv failed");
 403                 SAFE_FREE(buf);
 404                 SAFE_FREE(block_buf);
 405                 return _media_thumb_get_error();
 406         }
 407
 408         memcpy(msg, buf, header_size);
 409         //thumb_dbg("origin_path_size : %d, dest_path_size : %d, thumb_size : %d", msg->origin_path_size, msg->dest_path_size, msg->thumb_size);
 410
 411         SAFE_FREE(buf);
 412         if (msg->origin_path_size < 0 || msg->dest_path_size < 0 || msg->thumb_size < 0) {
 413                 thumb_err("recv data is wrong");
 414                 SAFE_FREE(block_buf);
 415                 return MS_MEDIA_ERR_SOCKET_RECEIVE;
 416         }
 417
 418         remain_size = msg->origin_path_size + msg->dest_path_size + msg->thumb_size;
 419         THUMB_MALLOC(buf, remain_size);
 420         if (buf == NULL) {
 421                 SAFE_FREE(block_buf);
 422                 return MS_MEDIA_ERR_OUT_OF_MEMORY;
 423         }
 424
 425         while (remain_size > 0) {
 426                 if (remain_size < THUMB_SOCK_BLOCK_SIZE) {
 427                         block_size = remain_size;
 428                 }
 429                 if ((recv_msg_len = recv(sock, block_buf, block_size, 0)) < 0) {
 430                         thumb_stderror("recv failed");
 431                         SAFE_FREE(buf);
 432                         SAFE_FREE(block_buf);
 433                         return _media_thumb_get_error();
 434                 }
 435                 memcpy(buf+recv_block, block_buf, block_size);
 436                 recv_block += block_size;
 437                 remain_size -= block_size;
 438         }
 439
 440         SAFE_STRLCPY(msg->org_path, (char *)buf, sizeof(msg->org_path));
 441         SAFE_STRLCPY(msg->dst_path, (char *)buf + msg->origin_path_size, sizeof(msg->dst_path));
 442
 443         SAFE_FREE(msg->thumb_data);
 444         if (msg->thumb_size > 0) {
 445                 THUMB_MALLOC(msg->thumb_data, msg->thumb_size);
 446                 if (msg->thumb_data != NULL) {
 447                         memcpy(msg->thumb_data, buf + msg->origin_path_size + msg->dest_path_size, msg->thumb_size);
 448                 } else {
 449                         SAFE_FREE(buf);
 450                         SAFE_FREE(block_buf);
 451
 452                         return MS_MEDIA_ERR_OUT_OF_MEMORY;
 453                 }
 454         }
 455
 456         SAFE_FREE(buf);
 457         SAFE_FREE(block_buf);
 458
 459         return MS_MEDIA_ERR_NONE;
 460 }
 461
 462 int _media_thumb_set_buffer(thumbMsg *req_msg, unsigned char **buf, int *buf_size)
 463 {
 464         if (req_msg == NULL || buf == NULL) {
 465                 return MS_MEDIA_ERR_INVALID_PARAMETER;
 466         }
 467
 468         int org_path_len = 0;
 469         int dst_path_len = 0;
 470         int thumb_data_len = 0;
 471         int size = 0;
 472         int header_size = 0;
 473
 474         header_size = sizeof(thumbMsg) -(MAX_FILEPATH_LEN * 2) - sizeof(unsigned char *);
 475         org_path_len = req_msg->origin_path_size;
 476         dst_path_len = req_msg->dest_path_size;
 477         thumb_data_len = req_msg->thumb_size;
 478
 479         //thumb_dbg("Basic Size : %d, org_path : %s[%d], dst_path : %s[%d], thumb_data_len : %d", header_size, req_msg->org_path, org_path_len, req_msg->dst_path, dst_path_len, thumb_data_len);
 480
 481         size = header_size + org_path_len + dst_path_len + thumb_data_len;
 482         THUMB_MALLOC(*buf, size);
 483         if (*buf == NULL) {
 484                 *buf_size = 0;
 485                 return 0;
 486         }
 487         memcpy(*buf, req_msg, header_size);
 488         memcpy((*buf)+header_size, req_msg->org_path, org_path_len);
 489         memcpy((*buf)+header_size + org_path_len, req_msg->dst_path, dst_path_len);
 490         if (thumb_data_len > 0)
 491                 memcpy((*buf)+header_size + org_path_len + dst_path_len, req_msg->thumb_data, thumb_data_len);
 492
 493         *buf_size = size;
 494
 495         return MS_MEDIA_ERR_NONE;
 496 }
 497
 498 int _media_thumb_request(int msg_type, const char *origin_path, char *thumb_path, int max_length, uid_t uid)
 499 {
 500         int sock = -1;
 501         struct sockaddr_un serv_addr;
 502         int recv_str_len = 0;
 503         int err = MS_MEDIA_ERR_NONE;
 504         int pid;
 505
 506         err = ms_ipc_create_client_socket(MS_TIMEOUT_SEC_10, &sock);
 507         if (err != MS_MEDIA_ERR_NONE) {
 508                 thumb_err("ms_ipc_create_client_socket failed");
 509                 return err;
 510         }
 511
 512         memset(&serv_addr, 0, sizeof(serv_addr));
 513         serv_addr.sun_family = AF_UNIX;
 514         SAFE_STRLCPY(serv_addr.sun_path, THUMB_IPC_PATH, sizeof(serv_addr.sun_path));
 515
 516         /* Connecting to the thumbnail server */
 517         if (connect(sock, (struct sockaddr*)&serv_addr, sizeof(serv_addr)) < 0) {
 518                 thumb_stderror("connect");
 519                 close(sock);
 520                 return MS_MEDIA_ERR_SOCKET_CONN;
 521         }
 522
 523         thumbMsg req_msg;
 524         thumbMsg recv_msg;
 525
 526         memset((void *)&req_msg, 0, sizeof(thumbMsg));
 527         memset((void *)&recv_msg, 0, sizeof(thumbMsg));
 528
 529         /* Get PID of client*/
 530         pid = getpid();
 531         req_msg.pid = pid;
 532
 533         /* Set requset message */
 534         req_msg.msg_type = msg_type;
 535         req_msg.uid = uid;
 536         SAFE_STRLCPY(req_msg.org_path, origin_path, sizeof(req_msg.org_path));
 537         req_msg.org_path[strlen(req_msg.org_path)] = '\0';
 538
 539         req_msg.origin_path_size = strlen(req_msg.org_path) + 1;
 540         req_msg.dest_path_size = strlen(req_msg.dst_path) + 1;
 541         req_msg.thumb_size = 0;
 542
 543         if (req_msg.origin_path_size > MAX_PATH_SIZE || req_msg.dest_path_size > MAX_PATH_SIZE) {
 544                 thumb_err("path's length exceeds %d", MAX_PATH_SIZE);
 545                 close(sock);
 546                 return MS_MEDIA_ERR_INVALID_PARAMETER;
 547         }
 548
 549         unsigned char *buf = NULL;
 550         int buf_size = 0;
 551         int header_size = 0;
 552
 553         header_size = sizeof(thumbMsg) - MAX_PATH_SIZE*2 - sizeof(unsigned char *);
 554         _media_thumb_set_buffer(&req_msg, &buf, &buf_size);
 555
 556         if (send(sock, buf, buf_size, 0) != buf_size) {
 557                 thumb_err("sendto failed: %d", errno);
 558                 SAFE_FREE(buf);
 559                 close(sock);
 560                 return MS_MEDIA_ERR_SOCKET_SEND;
 561         }
 562
 563         thumb_dbg("Sending msg to thumbnail daemon is successful");
 564
 565         SAFE_FREE(buf);
 566
 567         if ((err = _media_thumb_recv_msg(sock, header_size, &recv_msg)) < 0) {
 568                 thumb_err("_media_thumb_recv_msg failed ");
 569                 close(sock);
 570                 return err;
 571         }
 572
 573         recv_str_len = strlen(recv_msg.org_path);
 574         thumb_dbg_slog("recv %s(%d) from thumb daemon is successful", recv_msg.org_path, recv_str_len);
 575
 576         close(sock);
 577         SAFE_FREE(recv_msg.thumb_data);
 578
 579         if (recv_str_len > max_length) {
 580                 thumb_err("user buffer is too small. Output's length is %d", recv_str_len);
 581                 return MS_MEDIA_ERR_INVALID_PARAMETER;
 582         }
 583
 584         if (recv_msg.status != MS_MEDIA_ERR_NONE) {
 585                 thumb_err("Failed to make thumbnail");
 586                 return recv_msg.status;
 587         }
 588
 589         strncpy(thumb_path, recv_msg.dst_path, max_length);
 590
 591         return MS_MEDIA_ERR_NONE;
 592 }
 593
 594 gboolean _media_thumb_write_socket(GIOChannel *src, GIOCondition condition, gpointer data)
 595 {
 596         thumbMsg recv_msg;
 597         int header_size = 0;
 598         int sock = 0;
 599         int err = MS_MEDIA_ERR_NONE;
 600
 601         memset((void *)&recv_msg, 0, sizeof(thumbMsg));
 602         sock = g_io_channel_unix_get_fd(src);
 603
 604         header_size = sizeof(thumbMsg) - MAX_PATH_SIZE*2 - sizeof(unsigned char *);
 605
 606         thumb_err("_media_thumb_write_socket socket : %d", sock);
 607
 608         if ((err = _media_thumb_recv_msg(sock, header_size, &recv_msg)) < 0) {
 609                 thumb_err("_media_thumb_recv_msg failed ");
 610                 __media_thumb_pop_req_queue();
 611
 612                 return FALSE;
 613         }
 614
 615         if (recv_msg.status != MS_MEDIA_ERR_NONE) {
 616                 err = recv_msg.status;
 617                 thumb_err("Failed to make thumbnail (%d)", err);
 618         }
 619
 620         if (__media_thumb_check_cancel()) {
 621                 if (data) {
 622                         thumbUserData* cb = (thumbUserData*)data;
 623                         if (cb->func != NULL)
 624                                 cb->func(err, recv_msg.dst_path, cb->user_data);
 625                 }
 626         }
 627
 628         __media_thumb_pop_req_queue();
 629
 630         thumb_dbg("Done");
 631
 632         return FALSE;
 633 }
 634
 635 gboolean _media_thumb_raw_data_write_socket(GIOChannel *src, GIOCondition condition, gpointer data)
 636 {
 637         thumbMsg recv_msg;
 638         int header_size = 0;
 639         int sock = 0;
 640         int len = -1;
 641         int err = MS_MEDIA_ERR_NONE;
 642
 643         memset((void *)&recv_msg, 0, sizeof(thumbMsg));
 644         sock = g_io_channel_unix_get_fd(src);
 645
 646         header_size = sizeof(thumbMsg) - MAX_PATH_SIZE*2 - sizeof(unsigned char *);
 647
 648         thumb_err("_media_thumb_write_socket socket : %d", sock);
 649
 650         if ((err = _media_thumb_recv_msg(sock, header_size, &recv_msg)) < 0) {
 651                 thumb_err("_media_thumb_recv_msg failed ");
 652                 if (recv_msg.request_id > 0) {
 653                         __media_thumb_pop_raw_data_req_queue(recv_msg.request_id, TRUE);
 654                 } else {
 655                         thumb_err("origin path size is wrong.");
 656                 }
 657
 658                 return FALSE;
 659         }
 660
 661         g_io_channel_shutdown(src, TRUE, NULL);
 662         g_io_channel_unref(src);
 663
 664         if (recv_msg.status != MS_MEDIA_ERR_NONE) {
 665                 err = recv_msg.status;
 666                 thumb_err("Failed to make thumbnail (%d)", err);
 667         }
 668
 669         if (__media_thumb_check_cancel_for_raw()) {
 670                 if (data) {
 671                         thumbRawUserData* cb = (thumbRawUserData*)data;
 672                         if (cb->func != NULL)
 673                                 cb->func(err, recv_msg.request_id, recv_msg.org_path, recv_msg.thumb_width, recv_msg.thumb_height, recv_msg.thumb_data, recv_msg.thumb_size, cb->user_data);
 674                 }
 675         }
 676
 677         __media_thumb_pop_raw_data_req_queue(recv_msg.request_id, FALSE);
 678
 679         thumb_dbg("Done");
 680
 681         /* Check manage queue */
 682         if (g_manage_raw_queue) {
 683                 len = g_queue_get_length(g_manage_raw_queue);
 684
 685                 if (len > 0) {
 686                         _media_thumb_raw_data_send_request();
 687                 } else {
 688                         g_queue_free(g_manage_raw_queue);
 689                         g_manage_raw_queue = NULL;
 690                 }
 691         }
 692
 693         return FALSE;
 694 }
 695
 696 int _media_thumb_send_request()
 697 {
 698         int err = MS_MEDIA_ERR_NONE;
 699         int sock = -1;
 700         struct sockaddr_un serv_addr;
 701         thumbReq *req_manager = NULL;
 702         int pid;
 703
 704         err = ms_ipc_create_client_socket(MS_TIMEOUT_SEC_10, &sock);
 705         if (err != MS_MEDIA_ERR_NONE) {
 706                 thumb_err("ms_ipc_create_client_socket failed");
 707                 return err;
 708         }
 709
 710         memset(&serv_addr, 0, sizeof(serv_addr));
 711         serv_addr.sun_family = AF_UNIX;
 712         SAFE_STRLCPY(serv_addr.sun_path, THUMB_IPC_PATH, sizeof(serv_addr.sun_path));
 713
 714         GIOChannel *channel = NULL;
 715         channel = g_io_channel_unix_new(sock);
 716         int source_id = -1;
 717
 718         /* Connecting to the thumbnail server */
 719         if (connect(sock, (struct sockaddr*)&serv_addr, sizeof(serv_addr)) < 0) {
 720                 thumb_stderror("connect");
 721                 if (errno == EACCES)
 722                         err = MS_MEDIA_ERR_PERMISSION_DENIED;
 723                 else
 724                         err = MS_MEDIA_ERR_SOCKET_CONN;
 725
 726                 g_io_channel_shutdown(channel, TRUE, NULL);
 727                 g_io_channel_unref(channel);
 728                 close(sock);
 729
 730                 return err;
 731         }
 732
 733         req_manager = (thumbReq *)g_queue_pop_head(g_manage_queue);
 734
 735         if (req_manager == NULL) {
 736                 thumb_err("queue pop fail");
 737                 g_io_channel_shutdown(channel, TRUE, NULL);
 738                 g_io_channel_unref(channel);
 739                 close(sock);
 740                 return MS_MEDIA_ERR_INVALID_PARAMETER;
 741         }
 742
 743         GSource *source = NULL;
 744         source = g_io_create_watch(channel, G_IO_IN);
 745         g_source_set_callback(source, (GSourceFunc)_media_thumb_write_socket, req_manager->userData, NULL);
 746         source_id = g_source_attach(source, g_main_context_get_thread_default());
 747
 748         thumbMsg req_msg;
 749
 750         memset((void *)&req_msg, 0, sizeof(thumbMsg));
 751
 752         pid = getpid();
 753         req_msg.pid = pid;
 754         req_msg.msg_type = req_manager->msg_type;
 755         req_msg.request_id = 0;
 756         req_msg.uid = req_manager->uid;
 757         SAFE_STRLCPY(req_msg.org_path, req_manager->path, sizeof(req_msg.org_path));
 758         req_msg.org_path[strlen(req_msg.org_path)] = '\0';
 759         req_msg.dst_path[0] = '\0';
 760         req_msg.origin_path_size = strlen(req_msg.org_path) + 1;
 761         req_msg.dest_path_size = 1;
 762         req_msg.thumb_size = 0;
 763
 764         if (req_msg.origin_path_size > MAX_PATH_SIZE || req_msg.dest_path_size > MAX_PATH_SIZE) {
 765                 thumb_err("path's length exceeds %d", MAX_PATH_SIZE);
 766                 g_io_channel_shutdown(channel, TRUE, NULL);
 767                 g_io_channel_unref(channel);
 768                 close(sock);
 769                 return MS_MEDIA_ERR_INVALID_PARAMETER;
 770         }
 771
 772         unsigned char *buf = NULL;
 773         int buf_size = 0;
 774         _media_thumb_set_buffer(&req_msg, &buf, &buf_size);
 775
 776         if (send(sock, buf, buf_size, 0) != buf_size) {
 777                 thumb_err("sendto failed: %d", errno);
 778                 SAFE_FREE(buf);
 779                 g_source_destroy(g_main_context_find_source_by_id(g_main_context_get_thread_default(), source_id));
 780                 g_io_channel_shutdown(channel, TRUE, NULL);
 781                 g_io_channel_unref(channel);
 782                 close(sock);
 783                 return MS_MEDIA_ERR_SOCKET_SEND;
 784         }
 785
 786         SAFE_FREE(buf);
 787         thumb_dbg("Sending msg to thumbnail daemon is successful");
 788
 789
 790         if (req_manager->msg_type == THUMB_REQUEST_DB_INSERT) {
 791                 if (g_request_queue == NULL) {
 792                         g_request_queue = g_queue_new();
 793                 }
 794
 795                 thumbReq *thumb_req = NULL;
 796                 THUMB_MALLOC(thumb_req, sizeof(thumbReq));
 797                 if (thumb_req == NULL) {
 798                         thumb_err("Failed to create request element");
 799                         return MS_MEDIA_ERR_INVALID_PARAMETER;
 800                 }
 801
 802                 thumb_req->channel = channel;
 803                 thumb_req->path = strdup(req_manager->path);
 804                 thumb_req->source_id = source_id;
 805                 thumb_req->userData = req_manager->userData;
 806
 807                 g_queue_push_tail(g_request_queue, (gpointer)thumb_req);
 808         }
 809
 810         return err;
 811 }
 812
 813 int _media_thumb_raw_data_send_request()
 814 {
 815         int err = MS_MEDIA_ERR_NONE;
 816         int sock = -1;
 817         struct sockaddr_un serv_addr;
 818         thumbRawReq *req_manager = NULL;
 819         int pid;
 820
 821         err = ms_ipc_create_client_socket(MS_TIMEOUT_SEC_10, &sock);
 822         if (err != MS_MEDIA_ERR_NONE) {
 823                 thumb_err("ms_ipc_create_client_socket failed");
 824                 return err;
 825         }
 826
 827         memset(&serv_addr, 0, sizeof(serv_addr));
 828         serv_addr.sun_family = AF_UNIX;
 829         SAFE_STRLCPY(serv_addr.sun_path, THUMB_IPC_PATH, sizeof(serv_addr.sun_path));
 830
 831         GIOChannel *channel = NULL;
 832         channel = g_io_channel_unix_new(sock);
 833         int source_id = -1;
 834
 835         /* Connecting to the thumbnail server */
 836         if (connect(sock, (struct sockaddr*)&serv_addr, sizeof(serv_addr)) < 0) {
 837                 thumb_stderror("connect error");
 838                 if (errno == EACCES)
 839                         err = MS_MEDIA_ERR_PERMISSION_DENIED;
 840                 else
 841                         err = MS_MEDIA_ERR_SOCKET_CONN;
 842
 843                 g_io_channel_shutdown(channel, TRUE, NULL);
 844                 g_io_channel_unref(channel);
 845                 close(sock);
 846                 return err;
 847         }
 848
 849         req_manager = (thumbRawReq *)g_queue_pop_head(g_manage_raw_queue);
 850
 851         if (req_manager == NULL) {
 852                 thumb_err("queue pop fail");
 853                 g_io_channel_shutdown(channel, TRUE, NULL);
 854                 g_io_channel_unref(channel);
 855                 close(sock);
 856                 return MS_MEDIA_ERR_INVALID_PARAMETER;
 857         }
 858
 859         GSource *source = NULL;
 860         source = g_io_create_watch(channel, G_IO_IN);
 861         g_source_set_callback(source, (GSourceFunc)_media_thumb_raw_data_write_socket, req_manager->userData, NULL);
 862         source_id = g_source_attach(source, g_main_context_get_thread_default());
 863
 864         thumbMsg req_msg;
 865         memset((void *)&req_msg, 0, sizeof(thumbMsg));
 866
 867         pid = getpid();
 868         req_msg.pid = pid;
 869         req_msg.msg_type = req_manager->msg_type;
 870         req_msg.request_id = req_manager->request_id;
 871         req_msg.thumb_width = req_manager->width;
 872         req_msg.thumb_height = req_manager->height;
 873         req_msg.uid = req_manager->uid;
 874
 875         SAFE_STRLCPY(req_msg.org_path, req_manager->path, sizeof(req_msg.org_path));
 876         req_msg.org_path[strlen(req_msg.org_path)] = '\0';
 877         req_msg.dst_path[0] = '\0';
 878
 879         req_msg.origin_path_size = strlen(req_msg.org_path) + 1;
 880         req_msg.dest_path_size = 1;
 881         req_msg.thumb_size = 0;
 882
 883         if (req_msg.origin_path_size > MAX_PATH_SIZE) {
 884                 thumb_err("path's length exceeds %d", MAX_PATH_SIZE);
 885                 g_io_channel_shutdown(channel, TRUE, NULL);
 886                 g_io_channel_unref(channel);
 887                 return MS_MEDIA_ERR_INVALID_PARAMETER;
 888         }
 889
 890         unsigned char *buf = NULL;
 891         int buf_size = 0;
 892         _media_thumb_set_buffer(&req_msg, &buf, &buf_size);
 893
 894         if (send(sock, buf, buf_size, 0) != buf_size) {
 895                 thumb_err("sendto failed: %d", errno);
 896                 SAFE_FREE(buf);
 897                 g_source_destroy(g_main_context_find_source_by_id(g_main_context_get_thread_default(), source_id));
 898                 g_io_channel_shutdown(channel, TRUE, NULL);
 899                 g_io_channel_unref(channel);
 900                 return MS_MEDIA_ERR_SOCKET_SEND;
 901         }
 902
 903         SAFE_FREE(buf);
 904
 905         if (req_manager->msg_type == THUMB_REQUEST_RAW_DATA) {
 906                 if (g_request_raw_queue == NULL) {
 907                         g_request_raw_queue = g_queue_new();
 908                 }
 909                 thumbRawReq *thumb_req = NULL;
 910                 THUMB_MALLOC(thumb_req, sizeof(thumbRawReq));
 911                 if (thumb_req == NULL) {
 912                         thumb_err("Failed to create request element");
 913                         return MS_MEDIA_ERR_INVALID_PARAMETER;
 914                 }
 915                 thumb_req->channel = channel;
 916                 thumb_req->request_id = req_manager->request_id;
 917                 thumb_req->source_id = source_id;
 918                 thumb_req->userData = req_manager->userData;
 919
 920                 g_queue_push_tail(g_request_raw_queue, (gpointer)thumb_req);
 921         }
 922         return MS_MEDIA_ERR_NONE;
 923 }
 924
 925 int _media_thumb_request_async(int msg_type, unsigned int request_id, const char *origin_path, thumbUserData *userData, uid_t uid)
 926 {
 927         int err = MS_MEDIA_ERR_NONE;
 928
 929         if (g_manage_queue == NULL) {
 930                 if (msg_type == THUMB_REQUEST_CANCEL_MEDIA)
 931                         return MS_MEDIA_ERR_INTERNAL;
 932
 933                 g_manage_queue = g_queue_new();
 934
 935                 thumbReq *thumb_req = NULL;
 936                 THUMB_MALLOC(thumb_req, sizeof(thumbReq));
 937                 if (thumb_req == NULL) {
 938                         thumb_err("Failed to create request element");
 939                         return MS_MEDIA_ERR_INVALID_PARAMETER;
 940                 }
 941
 942                 thumb_req->msg_type = msg_type;
 943                 thumb_req->path = strdup(origin_path);
 944                 thumb_req->userData = userData;
 945                 thumb_req->isCanceled = false;
 946                 thumb_req->request_id = request_id;
 947                 thumb_req->uid = uid;
 948
 949                 g_queue_push_tail(g_manage_queue, (gpointer)thumb_req);
 950
 951                 /* directly request at first time */
 952                 err = _media_thumb_send_request();
 953
 954         } else {
 955                 if (msg_type != THUMB_REQUEST_CANCEL_MEDIA) {
 956                         /* Enqueue */
 957 #if 0
 958                         if ((msg_type == THUMB_REQUEST_DB_INSERT) && (__media_thumb_check_req_queue(origin_path) < 0)) {
 959                                 thumb_err("duplicated request");
 960                                 return MS_MEDIA_ERR_THUMB_DUPLICATED_REQUEST;
 961                         }
 962 #endif
 963                         thumbReq *thumb_req = NULL;
 964                         THUMB_MALLOC(thumb_req, sizeof(thumbReq));
 965                         if (thumb_req == NULL) {
 966                                 thumb_err("Failed to create request element");
 967                                 return MS_MEDIA_ERR_INVALID_PARAMETER;
 968                         }
 969
 970                         thumb_req->msg_type = msg_type;
 971                         thumb_req->path = strdup(origin_path);
 972                         thumb_req->userData = userData;
 973                         thumb_req->isCanceled = false;
 974                         thumb_req->request_id = request_id;
 975                         thumb_req->uid = uid;
 976
 977                         g_queue_push_tail(g_manage_queue, (gpointer)thumb_req);
 978                 } else {
 979                         /* Dequeue */
 980                         err = __media_thumb_pop_manage_queue(request_id, origin_path);
 981                 }
 982         }
 983
 984         return err;
 985 }
 986
 987 int _media_thumb_request_raw_data_async(int msg_type, int request_id, const char *origin_path, int width, int height, thumbRawUserData *userData, uid_t uid)
 988 {
 989         int err = MS_MEDIA_ERR_NONE;
 990
 991         if (g_manage_raw_queue == NULL) {
 992                 if (msg_type == THUMB_REQUEST_CANCEL_RAW_DATA)
 993                         return MS_MEDIA_ERR_INTERNAL;
 994
 995                 g_manage_raw_queue = g_queue_new();
 996
 997                 thumbRawReq *thumb_req = NULL;
 998                 THUMB_MALLOC(thumb_req, sizeof(thumbRawReq));
 999                 if (thumb_req == NULL) {
1000                         thumb_err("Failed to create request element");
1001                         return MS_MEDIA_ERR_INVALID_PARAMETER;
1002                 }
1003
1004                 thumb_req->msg_type = msg_type;
1005                 thumb_req->request_id = request_id;
1006                 thumb_req->path = strdup(origin_path);
1007                 thumb_req->width = width;
1008                 thumb_req->height = height;
1009                 thumb_req->userData = userData;
1010                 thumb_req->isCanceled = false;
1011                 thumb_req->uid = uid;
1012
1013                 g_queue_push_tail(g_manage_raw_queue, (gpointer)thumb_req);
1014
1015                 /* directly request at first time */
1016                 err = _media_thumb_raw_data_send_request();
1017
1018         } else {
1019                 if (msg_type != THUMB_REQUEST_CANCEL_RAW_DATA) {
1020                         /* Enqueue */
1021                         thumbRawReq *thumb_req = NULL;
1022                         THUMB_MALLOC(thumb_req, sizeof(thumbRawReq));
1023                         if (thumb_req == NULL) {
1024                                 thumb_err("Failed to create request element");
1025                                 return MS_MEDIA_ERR_INVALID_PARAMETER;
1026                         }
1027
1028                         thumb_req->msg_type = msg_type;
1029                         thumb_req->request_id = request_id;
1030                         thumb_req->path = strdup(origin_path);
1031                         thumb_req->width = width;
1032                         thumb_req->height = height;
1033                         thumb_req->userData = userData;
1034                         thumb_req->isCanceled = false;
1035                         thumb_req->uid = uid;
1036
1037                         g_queue_push_tail(g_manage_raw_queue, (gpointer)thumb_req);
1038
1039                 } else {
1040                         /* Dequeue */
1041                         err = __media_thumb_pop_raw_data_manage_queue(request_id);
1042                 }
1043         }
1044
1045         return err;
1046 }
1047
1048 int _media_thumb_request_cancel_all(bool isRaw)
1049 {
1050         int i;
1051         int req_len = -1;
1052         int len = 0;
1053
1054         if (isRaw) {
1055                 thumbRawReq *tmp_raw_req = NULL;
1056                 if (g_manage_raw_queue == NULL) {
1057                         thumb_err("manage_queue is NULL");
1058                         if (g_request_raw_queue != NULL) {
1059                                 /* Check request queue */
1060                                 len = g_queue_get_length(g_request_raw_queue);
1061                                 if (len > 0) {
1062                                         tmp_raw_req = g_queue_peek_head(g_request_raw_queue);
1063                                         if (tmp_raw_req != NULL)
1064                                                 tmp_raw_req->isCanceled = true;
1065                                         return MS_MEDIA_ERR_NONE;
1066                                 }
1067                         }
1068                         thumb_err("request_queue is NULL");
1069                         return MS_MEDIA_ERR_INTERNAL;
1070                 }
1071                 req_len = g_queue_get_length(g_manage_raw_queue);
1072                 for (i = 0; i < req_len; i++) {
1073                         tmp_raw_req = g_queue_pop_tail(g_manage_raw_queue);
1074                         if (tmp_raw_req) {
1075                                 SAFE_FREE(tmp_raw_req->path);
1076                                 SAFE_FREE(tmp_raw_req->userData);
1077                                 SAFE_FREE(tmp_raw_req);
1078                                 tmp_raw_req = NULL;
1079                         }
1080                 }
1081                 g_queue_free(g_manage_raw_queue);
1082                 g_manage_raw_queue = NULL;
1083                 if (g_request_raw_queue != NULL) {
1084                         /* Check request queue */
1085                         len = g_queue_get_length(g_request_raw_queue);
1086                         if (len > 0) {
1087                                 tmp_raw_req = g_queue_peek_head(g_request_raw_queue);
1088                                 if (tmp_raw_req != NULL)
1089                                         tmp_raw_req->isCanceled = true;
1090                         }
1091                 }
1092         } else {
1093                 thumbReq *tmp_req = NULL;
1094                 if (g_manage_queue == NULL) {
1095                         thumb_err("manage_queue is NULL");
1096                         if (g_request_queue != NULL) {
1097                                 /* Check request queue */
1098                                 len = g_queue_get_length(g_request_queue);
1099                                 if (len > 0) {
1100                                         tmp_req = g_queue_peek_head(g_request_queue);
1101                                         if (tmp_req != NULL)
1102                                                 tmp_req->isCanceled = true;
1103                                         return MS_MEDIA_ERR_NONE;
1104                                 }
1105                         }
1106                         thumb_err("request_queue is NULL");
1107                         return MS_MEDIA_ERR_INTERNAL;
1108                 }
1109                 req_len = g_queue_get_length(g_manage_queue);
1110                 for (i = 0; i < req_len; i++) {
1111                         tmp_req = g_queue_pop_tail(g_manage_queue);
1112                         if (tmp_req) {
1113                                 SAFE_FREE(tmp_req->path);
1114                                 SAFE_FREE(tmp_req->userData);
1115                                 SAFE_FREE(tmp_req);
1116                                 tmp_req = NULL;
1117                         }
1118                 }
1119                 g_queue_free(g_manage_queue);
1120                 g_manage_queue = NULL;
1121                 if (g_request_queue != NULL) {
1122                         /* Check request queue */
1123                         len = g_queue_get_length(g_request_queue);
1124                         if (len > 0) {
1125                                 tmp_req = g_queue_peek_head(g_request_queue);
1126                                 if (tmp_req != NULL)
1127                                         tmp_req->isCanceled = true;
1128                         }
1129                 }
1130         }
1131
1132         return MS_MEDIA_ERR_NONE;
1133 }