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         bool isCanceled;
  47         int source_id;
  48         uid_t uid;
  49         char *path;
  50         thumbUserData *userData;
  51 } thumbReq;
  52
  53 typedef struct {
  54         GIOChannel *channel;
  55         int msg_type;
  56         bool isCanceled;
  57         int request_id;
  58         int source_id;
  59         int width;
  60         int height;
  61         uid_t uid;
  62         char *path;
  63         thumbRawUserData *userData;
  64 } thumbRawReq;
  65
  66 int _media_thumb_send_request();
  67 int _media_thumb_raw_data_send_request();
  68
  69
  70 int _media_thumb_get_error()
  71 {
  72         if (errno == EWOULDBLOCK) {
  73                 thumb_err("Timeout. Can't try any more");
  74                 return MS_MEDIA_ERR_SOCKET_RECEIVE_TIMEOUT;
  75         } else {
  76                 thumb_stderror("recvfrom failed");
  77                 return MS_MEDIA_ERR_SOCKET_RECEIVE;
  78         }
  79 }
  80
  81 void __media_thumb_shutdown_channel(bool only_shutdown)
  82 {
  83         int len = -1;
  84         thumbReq *req = (thumbReq *)g_queue_peek_head(g_request_queue);
  85
  86         len = g_queue_get_length(g_manage_queue);
  87
  88         if (req != NULL) {
  89                 if (!only_shutdown) {
  90                         if (len == 0 && req->isCanceled == true) {
  91                                 thumb_dbg("The manage queue will be released");
  92                         } else {
  93                                 thumb_dbg("There is remain item in the manage queue");
  94                                 return;
  95                         }
  96                 }
  97                 GSource *source_id = g_main_context_find_source_by_id(g_main_context_get_thread_default(), req->source_id);
  98                 if (source_id != NULL) {
  99                         g_source_destroy(source_id);
 100                 } else {
 101                         thumb_err("G_SOURCE_ID is NULL");
 102                 }
 103
 104                 g_io_channel_shutdown(req->channel, TRUE, NULL);
 105                 g_io_channel_unref(req->channel);
 106                 g_queue_pop_head(g_request_queue);
 107
 108                 SAFE_FREE(req->path);
 109                 SAFE_FREE(req->userData);
 110                 SAFE_FREE(req);
 111
 112                 if (g_manage_queue && len == 0) {
 113                         g_queue_free(g_manage_queue);
 114                         g_manage_queue = NULL;
 115                 }
 116         }
 117 }
 118
 119 int __media_thumb_pop_req_queue(const char *path)
 120 {
 121         int req_len = 0;
 122
 123         req_len = g_queue_get_length(g_request_queue);
 124
 125         if (req_len <= 0) {
 126 //              thumb_dbg("There is no request in the queue");
 127         } else {
 128                 __media_thumb_shutdown_channel(true);
 129         }
 130
 131         /* Check manage queue */
 132         if (g_manage_queue) {
 133                 req_len = g_queue_get_length(g_manage_queue);
 134
 135                 if (req_len > 0)
 136                         _media_thumb_send_request();
 137         }
 138
 139         return MS_MEDIA_ERR_NONE;
 140 }
 141
 142 int __media_thumb_check_req_queue_for_cancel(const char *path)
 143 {
 144         int req_len = 0;
 145
 146         req_len = g_queue_get_length(g_request_queue);
 147
 148         if (req_len <= 0) {
 149 //              thumb_dbg("There is no request in the queue");
 150         } else {
 151                 thumbReq *req = NULL;
 152                 req = (thumbReq *)g_queue_peek_head(g_request_queue);
 153
 154                 if (req != NULL && strncmp(path, req->path, strlen(path)) == 0) {
 155                         req->isCanceled = true;
 156                         __media_thumb_shutdown_channel(false);
 157
 158                         return MS_MEDIA_ERR_NONE;
 159                 }
 160         }
 161
 162         return MS_MEDIA_ERR_INTERNAL;
 163 }
 164
 165 int __media_thumb_pop_manage_queue(const char *path)
 166 {
 167         int req_len = 0, i;
 168         bool flag = false;
 169
 170         req_len = g_queue_get_length(g_manage_queue);
 171
 172         if (req_len < 0) {
 173 //              thumb_dbg("There is no request in the queue");
 174         } else {
 175                 for (i = 0; i < req_len; i++) {
 176                         thumbReq *req = NULL;
 177                         req = (thumbReq *)g_queue_peek_nth(g_manage_queue, i);
 178                         if (req == NULL) continue;
 179
 180                         if (strncmp(path, req->path, strlen(path)) == 0) {
 181                                 g_queue_pop_nth(g_manage_queue, i);
 182
 183                                 SAFE_FREE(req->path);
 184                                 SAFE_FREE(req->userData);
 185                                 SAFE_FREE(req);
 186                                 flag = true;
 187                                 break;
 188                         }
 189                 }
 190                 if (!flag) {
 191                         return __media_thumb_check_req_queue_for_cancel(path);
 192                 } else {
 193                         __media_thumb_shutdown_channel(false);
 194
 195                         return MS_MEDIA_ERR_NONE;
 196                 }
 197         }
 198
 199         return MS_MEDIA_ERR_NONE;
 200 }
 201
 202
 203 int __media_thumb_pop_raw_data_req_queue(int request_id, bool shutdown_channel)
 204 {
 205         int req_len = 0, i;
 206
 207         req_len = g_queue_get_length(g_request_raw_queue);
 208
 209         if (req_len <= 0) {
 210 //              thumb_dbg("There is no request in the queue");
 211         } else {
 212
 213                 for (i = 0; i < req_len; i++) {
 214                         thumbRawReq *req = NULL;
 215                         req = (thumbRawReq *)g_queue_peek_nth(g_request_raw_queue, i);
 216                         if (req == NULL) continue;
 217
 218                         if (request_id == req->request_id) {
 219                                 if (shutdown_channel) {
 220                                         GSource *source_id = g_main_context_find_source_by_id(g_main_context_get_thread_default(), req->source_id);
 221                                         if (source_id != NULL) {
 222                                                 g_source_destroy(source_id);
 223                                         } else {
 224                                                 thumb_err("G_SOURCE_ID is NULL");
 225                                         }
 226
 227                                         g_io_channel_shutdown(req->channel, TRUE, NULL);
 228                                         g_io_channel_unref(req->channel);
 229                                 }
 230                                 g_queue_pop_nth(g_request_raw_queue, i);
 231
 232                                 SAFE_FREE(req->userData);
 233                                 SAFE_FREE(req);
 234
 235                                 break;
 236                         }
 237                 }
 238                 if (i == req_len) {
 239 //                      thumb_dbg("There's no %s in the queue", path);
 240                 }
 241         }
 242
 243         return MS_MEDIA_ERR_NONE;
 244 }
 245
 246 int __media_thumb_check_raw_data_req_queue_for_cancel(int request_id)
 247 {
 248         int req_len = 0;
 249
 250         req_len = g_queue_get_length(g_request_raw_queue);
 251
 252         if (req_len <= 0) {
 253 //              thumb_dbg("There is no request in the queue");
 254         } else {
 255                 thumbRawReq *req = NULL;
 256                 req = (thumbRawReq *)g_queue_peek_head(g_request_raw_queue);
 257
 258                 if (req != NULL && request_id == req->request_id) {
 259                         req->isCanceled = true;
 260                         return MS_MEDIA_ERR_NONE;
 261                 }
 262         }
 263
 264         return MS_MEDIA_ERR_INTERNAL;
 265 }
 266
 267 int __media_thumb_pop_raw_data_manage_queue(int request_id)
 268 {
 269         int req_len = 0, i;
 270         int flag = false;
 271
 272         req_len = g_queue_get_length(g_manage_raw_queue);
 273
 274         if (req_len < 0) {
 275 //              thumb_dbg("There is no request in the queue");
 276         } else {
 277
 278                 for (i = 0; i < req_len; i++) {
 279                         thumbRawReq *req = NULL;
 280                         req = (thumbRawReq *)g_queue_peek_nth(g_manage_raw_queue, i);
 281                         if (req == NULL) continue;
 282
 283                         if (request_id == req->request_id) {
 284                                 g_queue_pop_nth(g_manage_raw_queue, i);
 285
 286                                 SAFE_FREE(req->userData);
 287                                 SAFE_FREE(req);
 288                                 flag = true;
 289                                 break;
 290                         }
 291                 }
 292                 if (!flag) {
 293                         return __media_thumb_check_raw_data_req_queue_for_cancel(request_id);
 294                 }
 295         }
 296
 297         return MS_MEDIA_ERR_NONE;
 298 }
 299
 300 int __media_thumb_check_req_queue(const char *path)
 301 {
 302         int req_len = 0, i;
 303
 304         req_len = g_queue_get_length(g_request_queue);
 305
 306 //      thumb_dbg("Queue length : %d", req_len);
 307 //      thumb_dbg("Queue path : %s", path);
 308
 309         if (req_len <= 0) {
 310 //              thumb_dbg("There is no request in the queue");
 311         } else {
 312
 313                 for (i = 0; i < req_len; i++) {
 314                         thumbReq *req = NULL;
 315                         req = (thumbReq *)g_queue_peek_nth(g_request_queue, i);
 316                         if (req == NULL) continue;
 317
 318                         if (strncmp(path, req->path, strlen(path)) == 0) {
 319                                 //thumb_dbg("Same Request - %s", path);
 320                                 return MS_MEDIA_ERR_INVALID_PARAMETER;
 321
 322                                 break;
 323                         }
 324                 }
 325         }
 326
 327         if (g_manage_queue != NULL) {
 328                 req_len = g_queue_get_length(g_manage_queue);
 329
 330                 if (req_len <= 0) {
 331 //              thumb_dbg("There is no request in the queue");
 332                 } else {
 333                         for (i = 0; i < req_len; i++) {
 334                                 thumbReq *req = NULL;
 335                                 req = (thumbReq *)g_queue_peek_nth(g_manage_queue, i);
 336                                 if (req == NULL) continue;
 337
 338                                 if (strncmp(path, req->path, strlen(path)) == 0) {
 339                                         //thumb_dbg("Same Request - %s", path);
 340                                         return MS_MEDIA_ERR_INVALID_PARAMETER;
 341
 342                                         break;
 343                                 }
 344                         }
 345                 }
 346         }
 347
 348
 349         return MS_MEDIA_ERR_NONE;
 350 }
 351
 352 bool __media_thumb_check_cancel(void)
 353 {
 354         thumbReq *req = NULL;
 355         req = (thumbReq *)g_queue_peek_head(g_request_queue);
 356
 357         if (req == NULL) {
 358                 return false;
 359         } else {
 360                 if (req->isCanceled)
 361                         return false;
 362                 else
 363                         return true;
 364         }
 365 }
 366
 367 bool __media_thumb_check_cancel_for_raw(void)
 368 {
 369         thumbRawReq *req = NULL;
 370         req = (thumbRawReq *)g_queue_peek_head(g_request_raw_queue);
 371
 372         if (req == NULL) {
 373                 return false;
 374         } else {
 375                 if (req->isCanceled)
 376                         return false;
 377                 else
 378                         return true;
 379         }
 380 }
 381
 382 int
 383 _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         strncpy(msg->org_path, (char *)buf, msg->origin_path_size);
 441         strncpy(msg->dst_path, (char *)buf + msg->origin_path_size, msg->dest_path_size);
 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
 463 _media_thumb_recv_udp_msg(int sock, int header_size, thumbMsg *msg, struct sockaddr_un *from_addr, unsigned int *from_size)
 464 {
 465         int recv_msg_len = 0;
 466         unsigned int from_addr_size = sizeof(struct sockaddr_un);
 467         unsigned char *buf = NULL;
 468
 469         THUMB_MALLOC(buf, sizeof(thumbMsg));
 470         if (buf == NULL) {
 471                 thumb_err("memory allocation failed");
 472                 return MS_MEDIA_ERR_OUT_OF_MEMORY;
 473         }
 474
 475         if ((recv_msg_len = recvfrom(sock, buf, sizeof(thumbMsg), 0, (struct sockaddr *)from_addr, &from_addr_size)) < 0) {
 476                 thumb_stderror("recvform failed");
 477                 SAFE_FREE(buf);
 478                 return _media_thumb_get_error();
 479         }
 480
 481         memcpy(msg, buf, header_size);
 482
 483         if (msg->origin_path_size <= 0 || msg->origin_path_size > MAX_PATH_SIZE) {
 484                 SAFE_FREE(buf);
 485                 thumb_err("msg->origin_path_size is invalid %d", msg->origin_path_size);
 486                 return MS_MEDIA_ERR_INVALID_PARAMETER;
 487         }
 488
 489         strncpy(msg->org_path, (char*)buf + header_size, msg->origin_path_size);
 490
 491         if (msg->dest_path_size <= 0 || msg->dest_path_size > MAX_PATH_SIZE) {
 492                 SAFE_FREE(buf);
 493                 thumb_err("msg->origin_path_size is invalid %d", msg->dest_path_size);
 494                 return MS_MEDIA_ERR_INVALID_PARAMETER;
 495         }
 496
 497         strncpy(msg->dst_path, (char*)buf + header_size + msg->origin_path_size, msg->dest_path_size);
 498
 499         SAFE_FREE(buf);
 500         *from_size = from_addr_size;
 501
 502         return MS_MEDIA_ERR_NONE;
 503 }
 504
 505 int
 506 _media_thumb_set_buffer(thumbMsg *req_msg, unsigned char **buf, int *buf_size)
 507 {
 508         if (req_msg == NULL || buf == NULL) {
 509                 return MS_MEDIA_ERR_INVALID_PARAMETER;
 510         }
 511
 512         int org_path_len = 0;
 513         int dst_path_len = 0;
 514         int thumb_data_len = 0;
 515         int size = 0;
 516         int header_size = 0;
 517
 518         header_size = sizeof(thumbMsg) -(MAX_FILEPATH_LEN * 2) - sizeof(unsigned char *);
 519         org_path_len = req_msg->origin_path_size;
 520         dst_path_len = req_msg->dest_path_size;
 521         thumb_data_len = req_msg->thumb_size;
 522
 523         //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);
 524
 525         size = header_size + org_path_len + dst_path_len + thumb_data_len;
 526         THUMB_MALLOC(*buf, size);
 527         if (*buf == NULL) {
 528                 *buf_size = 0;
 529                 return 0;
 530         }
 531         memcpy(*buf, req_msg, header_size);
 532         memcpy((*buf)+header_size, req_msg->org_path, org_path_len);
 533         memcpy((*buf)+header_size + org_path_len, req_msg->dst_path, dst_path_len);
 534         if (thumb_data_len > 0)
 535                 memcpy((*buf)+header_size + org_path_len + dst_path_len, req_msg->thumb_data, thumb_data_len);
 536
 537         *buf_size = size;
 538
 539         return MS_MEDIA_ERR_NONE;
 540 }
 541
 542 int
 543 _media_thumb_request(int msg_type, const char *origin_path, char *thumb_path, int max_length, media_thumb_info *thumb_info, uid_t uid)
 544 {
 545         int sock = -1;
 546         struct sockaddr_un serv_addr;
 547         ms_sock_info_s sock_info;
 548         int recv_str_len = 0;
 549         int err = MS_MEDIA_ERR_NONE;
 550         int pid;
 551         sock_info.port = MS_THUMB_CREATOR_PORT;
 552
 553         err = ms_ipc_create_client_socket(MS_PROTOCOL_TCP, MS_TIMEOUT_SEC_10, &sock_info);
 554         if (err != MS_MEDIA_ERR_NONE) {
 555                 thumb_err("ms_ipc_create_client_socket failed");
 556                 return err;
 557         }
 558
 559         memset(&serv_addr, 0, sizeof(serv_addr));
 560         sock = sock_info.sock_fd;
 561         serv_addr.sun_family = AF_UNIX;
 562         strncpy(serv_addr.sun_path, THUMB_IPC_PATH, strlen(THUMB_IPC_PATH));
 563
 564         /* Connecting to the thumbnail server */
 565         if (connect(sock, (struct sockaddr*)&serv_addr, sizeof(serv_addr)) < 0) {
 566                 thumb_stderror("connect");
 567                 ms_ipc_delete_client_socket(&sock_info);
 568                 return MS_MEDIA_ERR_SOCKET_CONN;
 569         }
 570
 571         thumbMsg req_msg;
 572         thumbMsg recv_msg;
 573
 574         memset((void *)&req_msg, 0, sizeof(thumbMsg));
 575         memset((void *)&recv_msg, 0, sizeof(thumbMsg));
 576
 577         /* Get PID of client*/
 578         pid = getpid();
 579         req_msg.pid = pid;
 580
 581         /* Set requset message */
 582         req_msg.msg_type = msg_type;
 583         req_msg.uid = uid;
 584         strncpy(req_msg.org_path, origin_path, sizeof(req_msg.org_path));
 585         req_msg.org_path[strlen(req_msg.org_path)] = '\0';
 586
 587         if (msg_type == THUMB_REQUEST_SAVE_FILE) {
 588                 strncpy(req_msg.dst_path, thumb_path, sizeof(req_msg.dst_path));
 589                 req_msg.dst_path[strlen(req_msg.dst_path)] = '\0';
 590         }
 591
 592         req_msg.origin_path_size = strlen(req_msg.org_path) + 1;
 593         req_msg.dest_path_size = strlen(req_msg.dst_path) + 1;
 594         req_msg.thumb_size = 0;
 595
 596         if (req_msg.origin_path_size > MAX_PATH_SIZE || req_msg.dest_path_size > MAX_PATH_SIZE) {
 597                 thumb_err("path's length exceeds %d", MAX_PATH_SIZE);
 598                 ms_ipc_delete_client_socket(&sock_info);
 599                 return MS_MEDIA_ERR_INVALID_PARAMETER;
 600         }
 601
 602         unsigned char *buf = NULL;
 603         int buf_size = 0;
 604         int header_size = 0;
 605
 606         header_size = sizeof(thumbMsg) - MAX_PATH_SIZE*2 - sizeof(unsigned char *);
 607         _media_thumb_set_buffer(&req_msg, &buf, &buf_size);
 608
 609         if (send(sock, buf, buf_size, 0) != buf_size) {
 610                 thumb_err("sendto failed: %d", errno);
 611                 SAFE_FREE(buf);
 612                 ms_ipc_delete_client_socket(&sock_info);
 613                 return MS_MEDIA_ERR_SOCKET_SEND;
 614         }
 615
 616         thumb_dbg("Sending msg to thumbnail daemon is successful");
 617
 618         SAFE_FREE(buf);
 619
 620         if ((err = _media_thumb_recv_msg(sock, header_size, &recv_msg)) < 0) {
 621                 thumb_err("_media_thumb_recv_msg failed ");
 622                 ms_ipc_delete_client_socket(&sock_info);
 623                 return err;
 624         }
 625
 626         recv_str_len = strlen(recv_msg.org_path);
 627         thumb_dbg_slog("recv %s(%d) from thumb daemon is successful", recv_msg.org_path, recv_str_len);
 628
 629         ms_ipc_delete_client_socket(&sock_info);
 630
 631         if (recv_str_len > max_length) {
 632                 thumb_err("user buffer is too small. Output's length is %d", recv_str_len);
 633                 SAFE_FREE(recv_msg.thumb_data);
 634                 return MS_MEDIA_ERR_INVALID_PARAMETER;
 635         }
 636
 637         if (recv_msg.status == THUMB_FAIL) {
 638                 thumb_err("Failed to make thumbnail");
 639                 SAFE_FREE(recv_msg.thumb_data);
 640                 return MS_MEDIA_ERR_INVALID_PARAMETER;
 641         }
 642
 643         if (msg_type != THUMB_REQUEST_SAVE_FILE) {
 644                 strncpy(thumb_path, recv_msg.dst_path, max_length);
 645         }
 646
 647         thumb_info->origin_width = recv_msg.origin_width;
 648         thumb_info->origin_height = recv_msg.origin_height;
 649
 650         SAFE_FREE(recv_msg.thumb_data);
 651
 652         return MS_MEDIA_ERR_NONE;
 653 }
 654
 655 gboolean _media_thumb_write_socket(GIOChannel *src, GIOCondition condition, gpointer data)
 656 {
 657         thumbMsg recv_msg;
 658         int header_size = 0;
 659         int sock = 0;
 660         int err = MS_MEDIA_ERR_NONE;
 661
 662         memset((void *)&recv_msg, 0, sizeof(thumbMsg));
 663         sock = g_io_channel_unix_get_fd(src);
 664
 665         header_size = sizeof(thumbMsg) - MAX_PATH_SIZE*2 - sizeof(unsigned char *);
 666
 667         thumb_err("_media_thumb_write_socket socket : %d", sock);
 668
 669         if ((err = _media_thumb_recv_msg(sock, header_size, &recv_msg)) < 0) {
 670                 thumb_err("_media_thumb_recv_msg failed ");
 671                 if (recv_msg.origin_path_size > 0) {
 672                         __media_thumb_pop_req_queue(recv_msg.org_path);
 673                 } else {
 674                         thumb_err("origin path size is wrong.");
 675                 }
 676
 677                 return FALSE;
 678         }
 679
 680         //thumb_dbg("Completed..%s", recv_msg.org_path);
 681
 682         if (recv_msg.status == THUMB_FAIL) {
 683                 thumb_err("Failed to make thumbnail");
 684                 err = MS_MEDIA_ERR_INTERNAL;
 685         }
 686
 687         if (__media_thumb_check_cancel()) {
 688                 if (data) {
 689                         thumbUserData* cb = (thumbUserData*)data;
 690                         if (cb->func != NULL)
 691                                 cb->func(err, recv_msg.dst_path, cb->user_data);
 692                 }
 693         }
 694
 695         __media_thumb_pop_req_queue(recv_msg.org_path);
 696
 697         thumb_dbg("Done");
 698
 699         return FALSE;
 700 }
 701
 702 gboolean _media_thumb_raw_data_write_socket(GIOChannel *src, GIOCondition condition, gpointer data)
 703 {
 704         thumbMsg recv_msg;
 705         int header_size = 0;
 706         int sock = 0;
 707         int len = -1;
 708         int err = MS_MEDIA_ERR_NONE;
 709
 710         memset((void *)&recv_msg, 0, sizeof(thumbMsg));
 711         sock = g_io_channel_unix_get_fd(src);
 712
 713         header_size = sizeof(thumbMsg) - MAX_PATH_SIZE*2 - sizeof(unsigned char *);
 714
 715         thumb_err("_media_thumb_write_socket socket : %d", sock);
 716
 717         if ((err = _media_thumb_recv_msg(sock, header_size, &recv_msg)) < 0) {
 718                 thumb_err("_media_thumb_recv_msg failed ");
 719                 if (recv_msg.request_id > 0) {
 720                         __media_thumb_pop_raw_data_req_queue(recv_msg.request_id, TRUE);
 721                 } else {
 722                         thumb_err("origin path size is wrong.");
 723                 }
 724
 725                 return FALSE;
 726         }
 727
 728         g_io_channel_shutdown(src, TRUE, NULL);
 729         g_io_channel_unref(src);
 730
 731         if (recv_msg.status == THUMB_FAIL) {
 732                 thumb_err("Failed to make thumbnail");
 733                 err = MS_MEDIA_ERR_INTERNAL;
 734         }
 735
 736         if (__media_thumb_check_cancel_for_raw()) {
 737                 if (data) {
 738                         thumbRawUserData* cb = (thumbRawUserData*)data;
 739                         if (cb->func != NULL)
 740                                 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);
 741                 }
 742         }
 743
 744         __media_thumb_pop_raw_data_req_queue(recv_msg.request_id, FALSE);
 745
 746         thumb_dbg("Done");
 747
 748         SAFE_FREE(recv_msg.thumb_data);
 749
 750         /* Check manage queue */
 751         if (g_manage_raw_queue) {
 752                 len = g_queue_get_length(g_manage_raw_queue);
 753
 754                 if (len > 0) {
 755                         _media_thumb_raw_data_send_request();
 756                 } else {
 757                         g_queue_free(g_manage_raw_queue);
 758                         g_manage_raw_queue = NULL;
 759                 }
 760         }
 761
 762         return FALSE;
 763 }
 764
 765 int _media_thumb_send_request()
 766 {
 767         int err = MS_MEDIA_ERR_NONE;
 768         int sock = -1;
 769         struct sockaddr_un serv_addr;
 770         ms_sock_info_s sock_info;
 771         thumbReq *req_manager = NULL;
 772         int pid;
 773         sock_info.port = MS_THUMB_CREATOR_PORT;
 774
 775         err = ms_ipc_create_client_socket(MS_PROTOCOL_TCP, MS_TIMEOUT_SEC_10, &sock_info);
 776         if (err != MS_MEDIA_ERR_NONE) {
 777                 thumb_err("ms_ipc_create_client_socket failed");
 778                 return err;
 779         }
 780
 781         memset(&serv_addr, 0, sizeof(serv_addr));
 782         sock = sock_info.sock_fd;
 783         serv_addr.sun_family = AF_UNIX;
 784         strncpy(serv_addr.sun_path, THUMB_IPC_PATH, strlen(THUMB_IPC_PATH));
 785
 786         GIOChannel *channel = NULL;
 787         channel = g_io_channel_unix_new(sock);
 788         int source_id = -1;
 789
 790         /* Connecting to the thumbnail server */
 791         if (connect(sock, (struct sockaddr*)&serv_addr, sizeof(serv_addr)) < 0) {
 792                 thumb_stderror("connect");
 793                 if (errno == EACCES)
 794                         err = MS_MEDIA_ERR_PERMISSION_DENIED;
 795                 else
 796                         err = MS_MEDIA_ERR_SOCKET_CONN;
 797
 798                 g_io_channel_shutdown(channel, TRUE, NULL);
 799                 g_io_channel_unref(channel);
 800                 ms_ipc_delete_client_socket(&sock_info);
 801
 802                 return err;
 803         }
 804
 805         req_manager = (thumbReq *)g_queue_pop_head(g_manage_queue);
 806
 807         if (req_manager == NULL) {
 808                 thumb_err("queue pop fail");
 809                 g_io_channel_shutdown(channel, TRUE, NULL);
 810                 g_io_channel_unref(channel);
 811                 ms_ipc_delete_client_socket(&sock_info);
 812                 return MS_MEDIA_ERR_INVALID_PARAMETER;
 813         }
 814
 815         GSource *source = NULL;
 816         source = g_io_create_watch(channel, G_IO_IN);
 817         g_source_set_callback(source, (GSourceFunc)_media_thumb_write_socket, req_manager->userData, NULL);
 818         source_id = g_source_attach(source, g_main_context_get_thread_default());
 819
 820         thumbMsg req_msg;
 821
 822         memset((void *)&req_msg, 0, sizeof(thumbMsg));
 823
 824         pid = getpid();
 825         req_msg.pid = pid;
 826         req_msg.msg_type = req_manager->msg_type;
 827         req_msg.request_id = 0;
 828         req_msg.uid = req_manager->uid;
 829         strncpy(req_msg.org_path, req_manager->path, sizeof(req_msg.org_path));
 830         req_msg.org_path[strlen(req_msg.org_path)] = '\0';
 831         req_msg.dst_path[0] = '\0';
 832         req_msg.origin_path_size = strlen(req_msg.org_path) + 1;
 833         req_msg.dest_path_size = 1;
 834         req_msg.thumb_size = 0;
 835
 836         if (req_msg.origin_path_size > MAX_PATH_SIZE || req_msg.dest_path_size > MAX_PATH_SIZE) {
 837                 thumb_err("path's length exceeds %d", MAX_PATH_SIZE);
 838                 g_io_channel_shutdown(channel, TRUE, NULL);
 839                 g_io_channel_unref(channel);
 840                 ms_ipc_delete_client_socket(&sock_info);
 841                 return MS_MEDIA_ERR_INVALID_PARAMETER;
 842         }
 843
 844         unsigned char *buf = NULL;
 845         int buf_size = 0;
 846         _media_thumb_set_buffer(&req_msg, &buf, &buf_size);
 847
 848         if (send(sock, buf, buf_size, 0) != buf_size) {
 849                 thumb_err("sendto failed: %d", errno);
 850                 SAFE_FREE(buf);
 851                 g_source_destroy(g_main_context_find_source_by_id(g_main_context_get_thread_default(), source_id));
 852                 g_io_channel_shutdown(channel, TRUE, NULL);
 853                 g_io_channel_unref(channel);
 854                 ms_ipc_delete_client_socket(&sock_info);
 855                 return MS_MEDIA_ERR_SOCKET_SEND;
 856         }
 857
 858         SAFE_FREE(buf);
 859         thumb_dbg("Sending msg to thumbnail daemon is successful");
 860
 861
 862         if (req_manager->msg_type == THUMB_REQUEST_DB_INSERT) {
 863                 if (g_request_queue == NULL) {
 864                         g_request_queue = g_queue_new();
 865                 }
 866
 867                 thumbReq *thumb_req = NULL;
 868                 THUMB_MALLOC(thumb_req, sizeof(thumbReq));
 869                 if (thumb_req == NULL) {
 870                         thumb_err("Failed to create request element");
 871                         return MS_MEDIA_ERR_INVALID_PARAMETER;
 872                 }
 873
 874                 thumb_req->channel = channel;
 875                 thumb_req->path = strdup(req_manager->path);
 876                 thumb_req->source_id = source_id;
 877                 thumb_req->userData = req_manager->userData;
 878
 879                 g_queue_push_tail(g_request_queue, (gpointer)thumb_req);
 880         }
 881
 882         return err;
 883 }
 884
 885 int _media_thumb_raw_data_send_request()
 886 {
 887         int err = MS_MEDIA_ERR_NONE;
 888         int sock = -1;
 889         struct sockaddr_un serv_addr;
 890         ms_sock_info_s sock_info;
 891         thumbRawReq *req_manager = NULL;
 892         int pid;
 893         sock_info.port = MS_THUMB_CREATOR_PORT;
 894
 895         err = ms_ipc_create_client_socket(MS_PROTOCOL_TCP, MS_TIMEOUT_SEC_10, &sock_info);
 896         if (err != MS_MEDIA_ERR_NONE) {
 897                 thumb_err("ms_ipc_create_client_socket failed");
 898                 return err;
 899         }
 900
 901         memset(&serv_addr, 0, sizeof(serv_addr));
 902         sock = sock_info.sock_fd;
 903         serv_addr.sun_family = AF_UNIX;
 904         strncpy(serv_addr.sun_path, THUMB_IPC_PATH, strlen(THUMB_IPC_PATH));
 905
 906         GIOChannel *channel = NULL;
 907         channel = g_io_channel_unix_new(sock);
 908         int source_id = -1;
 909
 910         /* Connecting to the thumbnail server */
 911         if (connect(sock, (struct sockaddr*)&serv_addr, sizeof(serv_addr)) < 0) {
 912                 thumb_stderror("connect error");
 913                 if (errno == EACCES)
 914                         err = MS_MEDIA_ERR_PERMISSION_DENIED;
 915                 else
 916                         err = MS_MEDIA_ERR_SOCKET_CONN;
 917
 918                 g_io_channel_shutdown(channel, TRUE, NULL);
 919                 g_io_channel_unref(channel);
 920                 ms_ipc_delete_client_socket(&sock_info);
 921                 return err;
 922         }
 923
 924         req_manager = (thumbRawReq *)g_queue_pop_head(g_manage_raw_queue);
 925
 926         if (req_manager == NULL) {
 927                 thumb_err("queue pop fail");
 928                 g_io_channel_shutdown(channel, TRUE, NULL);
 929                 g_io_channel_unref(channel);
 930                 ms_ipc_delete_client_socket(&sock_info);
 931                 return MS_MEDIA_ERR_INVALID_PARAMETER;
 932         }
 933
 934         GSource *source = NULL;
 935         source = g_io_create_watch(channel, G_IO_IN);
 936         g_source_set_callback(source, (GSourceFunc)_media_thumb_raw_data_write_socket, req_manager->userData, NULL);
 937         source_id = g_source_attach(source, g_main_context_get_thread_default());
 938
 939         thumbMsg req_msg;
 940         memset((void *)&req_msg, 0, sizeof(thumbMsg));
 941
 942         pid = getpid();
 943         req_msg.pid = pid;
 944         req_msg.msg_type = req_manager->msg_type;
 945         req_msg.request_id = req_manager->request_id;
 946         req_msg.thumb_width = req_manager->width;
 947         req_msg.thumb_height = req_manager->height;
 948         req_msg.uid = req_manager->uid;
 949
 950         strncpy(req_msg.org_path, req_manager->path, sizeof(req_msg.org_path));
 951         req_msg.org_path[strlen(req_msg.org_path)] = '\0';
 952         req_msg.dst_path[0] = '\0';
 953
 954         req_msg.origin_path_size = strlen(req_msg.org_path) + 1;
 955         req_msg.dest_path_size = 1;
 956         req_msg.thumb_size = 0;
 957
 958         if (req_msg.origin_path_size > MAX_PATH_SIZE) {
 959                 thumb_err("path's length exceeds %d", MAX_PATH_SIZE);
 960                 g_io_channel_shutdown(channel, TRUE, NULL);
 961                 g_io_channel_unref(channel);
 962                 return MS_MEDIA_ERR_INVALID_PARAMETER;
 963         }
 964
 965         unsigned char *buf = NULL;
 966         int buf_size = 0;
 967         _media_thumb_set_buffer(&req_msg, &buf, &buf_size);
 968
 969         if (send(sock, buf, buf_size, 0) != buf_size) {
 970                 thumb_err("sendto failed: %d", errno);
 971                 SAFE_FREE(buf);
 972                 g_source_destroy(g_main_context_find_source_by_id(g_main_context_get_thread_default(), source_id));
 973                 g_io_channel_shutdown(channel, TRUE, NULL);
 974                 g_io_channel_unref(channel);
 975                 return MS_MEDIA_ERR_SOCKET_SEND;
 976         }
 977
 978         SAFE_FREE(buf);
 979
 980         if (req_manager->msg_type == THUMB_REQUEST_RAW_DATA) {
 981                 if (g_request_raw_queue == NULL) {
 982                         g_request_raw_queue = g_queue_new();
 983                 }
 984                 thumbRawReq *thumb_req = NULL;
 985                 THUMB_MALLOC(thumb_req, sizeof(thumbRawReq));
 986                 if (thumb_req == NULL) {
 987                         thumb_err("Failed to create request element");
 988                         return MS_MEDIA_ERR_INVALID_PARAMETER;
 989                 }
 990                 thumb_req->channel = channel;
 991                 thumb_req->request_id = req_manager->request_id;
 992                 thumb_req->source_id = source_id;
 993                 thumb_req->userData = req_manager->userData;
 994
 995                 g_queue_push_tail(g_request_raw_queue, (gpointer)thumb_req);
 996         }
 997         return MS_MEDIA_ERR_NONE;
 998 }
 999
1000 int _media_thumb_request_async(int msg_type, const char *origin_path, thumbUserData *userData, uid_t uid)
1001 {
1002         int err = MS_MEDIA_ERR_NONE;
1003
1004         if (g_manage_queue == NULL) {
1005                 if (msg_type == THUMB_REQUEST_CANCEL_MEDIA)
1006                         return MS_MEDIA_ERR_INTERNAL;
1007
1008                 g_manage_queue = g_queue_new();
1009
1010                 thumbReq *thumb_req = NULL;
1011                 THUMB_MALLOC(thumb_req, sizeof(thumbReq));
1012                 if (thumb_req == NULL) {
1013                         thumb_err("Failed to create request element");
1014                         return MS_MEDIA_ERR_INVALID_PARAMETER;
1015                 }
1016
1017                 thumb_req->msg_type = msg_type;
1018                 thumb_req->path = strdup(origin_path);
1019                 thumb_req->userData = userData;
1020                 thumb_req->isCanceled = false;
1021                 thumb_req->uid = uid;
1022
1023                 g_queue_push_tail(g_manage_queue, (gpointer)thumb_req);
1024
1025                 /* directly request at first time */
1026                 err = _media_thumb_send_request();
1027
1028         } else {
1029                 if (msg_type != THUMB_REQUEST_CANCEL_MEDIA) {
1030                         /* Enqueue */
1031                         if ((msg_type == THUMB_REQUEST_DB_INSERT) && (__media_thumb_check_req_queue(origin_path) < 0)) {
1032                                 thumb_err("duplicated request");
1033                                 return MS_MEDIA_ERR_THUMB_DUPLICATED_REQUEST;
1034                         }
1035
1036                         thumbReq *thumb_req = NULL;
1037                         THUMB_MALLOC(thumb_req, sizeof(thumbReq));
1038                         if (thumb_req == NULL) {
1039                                 thumb_err("Failed to create request element");
1040                                 return MS_MEDIA_ERR_INVALID_PARAMETER;
1041                         }
1042
1043                         thumb_req->msg_type = msg_type;
1044                         thumb_req->path = strdup(origin_path);
1045                         thumb_req->userData = userData;
1046                         thumb_req->isCanceled = false;
1047                         thumb_req->uid = uid;
1048
1049                         g_queue_push_tail(g_manage_queue, (gpointer)thumb_req);
1050                 } else {
1051                         /* Dequeue */
1052                         err = __media_thumb_pop_manage_queue(origin_path);
1053                 }
1054         }
1055
1056         return err;
1057 }
1058
1059 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)
1060 {
1061         int err = MS_MEDIA_ERR_NONE;
1062
1063         if (g_manage_raw_queue == NULL) {
1064                 if (msg_type == THUMB_REQUEST_CANCEL_RAW_DATA)
1065                         return MS_MEDIA_ERR_INTERNAL;
1066
1067                 g_manage_raw_queue = g_queue_new();
1068
1069                 thumbRawReq *thumb_req = NULL;
1070                 THUMB_MALLOC(thumb_req, sizeof(thumbRawReq));
1071                 if (thumb_req == NULL) {
1072                         thumb_err("Failed to create request element");
1073                         return MS_MEDIA_ERR_INVALID_PARAMETER;
1074                 }
1075
1076                 thumb_req->msg_type = msg_type;
1077                 thumb_req->request_id = request_id;
1078                 thumb_req->path = strdup(origin_path);
1079                 thumb_req->width = width;
1080                 thumb_req->height = height;
1081                 thumb_req->userData = userData;
1082                 thumb_req->isCanceled = false;
1083                 thumb_req->uid = uid;
1084
1085                 g_queue_push_tail(g_manage_raw_queue, (gpointer)thumb_req);
1086
1087                 /* directly request at first time */
1088                 err = _media_thumb_raw_data_send_request();
1089
1090         } else {
1091                 if (msg_type != THUMB_REQUEST_CANCEL_RAW_DATA) {
1092                         /* Enqueue */
1093                         thumbRawReq *thumb_req = NULL;
1094                         THUMB_MALLOC(thumb_req, sizeof(thumbRawReq));
1095                         if (thumb_req == NULL) {
1096                                 thumb_err("Failed to create request element");
1097                                 return MS_MEDIA_ERR_INVALID_PARAMETER;
1098                         }
1099
1100                         thumb_req->msg_type = msg_type;
1101                         thumb_req->request_id = request_id;
1102                         thumb_req->path = strdup(origin_path);
1103                         thumb_req->width = width;
1104                         thumb_req->height = height;
1105                         thumb_req->userData = userData;
1106                         thumb_req->isCanceled = false;
1107                         thumb_req->uid = uid;
1108
1109                         g_queue_push_tail(g_manage_raw_queue, (gpointer)thumb_req);
1110
1111                 } else {
1112                         /* Dequeue */
1113                         err = __media_thumb_pop_raw_data_manage_queue(request_id);
1114                 }
1115         }
1116
1117         return err;
1118 }
1119
1120 int _media_thumb_request_cancel_all(bool isRaw)
1121 {
1122         int i;
1123         int req_len = -1;
1124         int len = 0;
1125
1126         if (isRaw) {
1127                 thumbRawReq *tmp_raw_req = NULL;
1128                 if (g_manage_raw_queue == NULL) {
1129                         thumb_err("manage_queue is NULL");
1130                         if (g_request_raw_queue != NULL) {
1131                                 /* Check request queue */
1132                                 len = g_queue_get_length(g_request_raw_queue);
1133                                 if (len > 0) {
1134                                         tmp_raw_req = g_queue_peek_head(g_request_raw_queue);
1135                                         if (tmp_raw_req != NULL)
1136                                                 tmp_raw_req->isCanceled = true;
1137                                         return MS_MEDIA_ERR_NONE;
1138                                 }
1139                         }
1140                         thumb_err("request_queue is NULL");
1141                         return MS_MEDIA_ERR_INTERNAL;
1142                 }
1143                 req_len = g_queue_get_length(g_manage_raw_queue);
1144                 for (i = 0; i < req_len; i++) {
1145                         tmp_raw_req = g_queue_pop_tail(g_manage_raw_queue);
1146                         if (tmp_raw_req) {
1147                                 SAFE_FREE(tmp_raw_req->path);
1148                                 SAFE_FREE(tmp_raw_req->userData);
1149                                 SAFE_FREE(tmp_raw_req);
1150                                 tmp_raw_req = NULL;
1151                         }
1152                 }
1153                 g_queue_free(g_manage_raw_queue);
1154                 g_manage_raw_queue = NULL;
1155                 if (g_request_raw_queue != NULL) {
1156                         /* Check request queue */
1157                         len = g_queue_get_length(g_request_raw_queue);
1158                         if (len > 0) {
1159                                 tmp_raw_req = g_queue_peek_head(g_request_raw_queue);
1160                                 if (tmp_raw_req != NULL)
1161                                         tmp_raw_req->isCanceled = true;
1162                         }
1163                 }
1164         } else {
1165                 thumbReq *tmp_req = NULL;
1166                 if (g_manage_queue == NULL) {
1167                         thumb_err("manage_queue is NULL");
1168                         if (g_request_queue != NULL) {
1169                                 /* Check request queue */
1170                                 len = g_queue_get_length(g_request_queue);
1171                                 if (len > 0) {
1172                                         tmp_req = g_queue_peek_head(g_request_queue);
1173                                         if (tmp_req != NULL)
1174                                                 tmp_req->isCanceled = true;
1175                                         return MS_MEDIA_ERR_NONE;
1176                                 }
1177                         }
1178                         thumb_err("request_queue is NULL");
1179                         return MS_MEDIA_ERR_INTERNAL;
1180                 }
1181                 req_len = g_queue_get_length(g_manage_queue);
1182                 for (i = 0; i < req_len; i++) {
1183                         tmp_req = g_queue_pop_tail(g_manage_queue);
1184                         if (tmp_req) {
1185                                 SAFE_FREE(tmp_req->path);
1186                                 SAFE_FREE(tmp_req->userData);
1187                                 SAFE_FREE(tmp_req);
1188                                 tmp_req = NULL;
1189                         }
1190                 }
1191                 g_queue_free(g_manage_queue);
1192                 g_manage_queue = NULL;
1193                 if (g_request_queue != NULL) {
1194                         /* Check request queue */
1195                         len = g_queue_get_length(g_request_queue);
1196                         if (len > 0) {
1197                                 tmp_req = g_queue_peek_head(g_request_queue);
1198                                 if (tmp_req != NULL)
1199                                         tmp_req->isCanceled = true;
1200                         }
1201                 }
1202         }
1203
1204         return MS_MEDIA_ERR_NONE;
1205 }