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 "/var/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         return MS_MEDIA_ERR_NONE;
 328 }
 329
 330 bool __media_thumb_check_cancel(void)
 331 {
 332         thumbReq *req = NULL;
 333         req = (thumbReq *)g_queue_peek_head(g_request_queue);
 334
 335         if (req == NULL) {
 336                 return false;
 337         } else {
 338                 if (req->isCanceled)
 339                         return false;
 340                 else
 341                         return true;
 342         }
 343 }
 344
 345 bool __media_thumb_check_cancel_for_raw(void)
 346 {
 347         thumbRawReq *req = NULL;
 348         req = (thumbRawReq *)g_queue_peek_head(g_request_raw_queue);
 349
 350         if (req == NULL) {
 351                 return false;
 352         } else {
 353                 if (req->isCanceled)
 354                         return false;
 355                 else
 356                         return true;
 357         }
 358 }
 359
 360 int
 361 _media_thumb_recv_msg(int sock, int header_size, thumbMsg *msg)
 362 {
 363         int recv_msg_len = 0;
 364         int remain_size = 0;
 365         int block_size = THUMB_SOCK_BLOCK_SIZE;
 366         int recv_block = 0;
 367         unsigned char *buf = NULL;
 368         unsigned char *block_buf = NULL;
 369
 370         THUMB_MALLOC(buf, header_size);
 371         THUMB_MALLOC(block_buf, THUMB_SOCK_BLOCK_SIZE);
 372         if (buf == NULL || block_buf == NULL) {
 373                 thumb_err("memory allocation failed");
 374                 SAFE_FREE(buf);
 375                 SAFE_FREE(block_buf);
 376                 return MS_MEDIA_ERR_OUT_OF_MEMORY;
 377         }
 378
 379         if ((recv_msg_len = recv(sock, buf, header_size, 0)) <= 0) {
 380                 thumb_stderror("recv failed");
 381                 SAFE_FREE(buf);
 382                 SAFE_FREE(block_buf);
 383                 return _media_thumb_get_error();
 384         }
 385
 386         memcpy(msg, buf, header_size);
 387         //thumb_dbg("origin_path_size : %d, dest_path_size : %d, thumb_size : %d", msg->origin_path_size, msg->dest_path_size, msg->thumb_size);
 388
 389         SAFE_FREE(buf);
 390         if (msg->origin_path_size < 0 || msg->dest_path_size < 0 || msg->thumb_size < 0) {
 391                 thumb_err("recv data is wrong");
 392                 SAFE_FREE(block_buf);
 393                 return MS_MEDIA_ERR_SOCKET_RECEIVE;
 394         }
 395
 396         remain_size = msg->origin_path_size + msg->dest_path_size + msg->thumb_size;
 397         THUMB_MALLOC(buf, remain_size);
 398         if (buf == NULL) {
 399                 SAFE_FREE(block_buf);
 400                 return MS_MEDIA_ERR_OUT_OF_MEMORY;
 401         }
 402
 403         while (remain_size > 0) {
 404                 if (remain_size < THUMB_SOCK_BLOCK_SIZE) {
 405                         block_size = remain_size;
 406                 }
 407                 if ((recv_msg_len = recv(sock, block_buf, block_size, 0)) < 0) {
 408                         thumb_stderror("recv failed");
 409                         SAFE_FREE(buf);
 410                         SAFE_FREE(block_buf);
 411                         return _media_thumb_get_error();
 412                 }
 413                 memcpy(buf+recv_block, block_buf, block_size);
 414                 recv_block += block_size;
 415                 remain_size -= block_size;
 416         }
 417
 418         strncpy(msg->org_path, (char *)buf, msg->origin_path_size);
 419         strncpy(msg->dst_path, (char *)buf + msg->origin_path_size, msg->dest_path_size);
 420
 421         SAFE_FREE(msg->thumb_data);
 422         if (msg->thumb_size > 0) {
 423                 THUMB_MALLOC(msg->thumb_data, msg->thumb_size);
 424                 if (msg->thumb_data != NULL) {
 425                         memcpy(msg->thumb_data, buf + msg->origin_path_size + msg->dest_path_size, msg->thumb_size);
 426                 } else {
 427                         SAFE_FREE(buf);
 428                         SAFE_FREE(block_buf);
 429
 430                         return MS_MEDIA_ERR_OUT_OF_MEMORY;
 431                 }
 432         }
 433
 434         SAFE_FREE(buf);
 435         SAFE_FREE(block_buf);
 436
 437         return MS_MEDIA_ERR_NONE;
 438 }
 439
 440 int
 441 _media_thumb_recv_udp_msg(int sock, int header_size, thumbMsg *msg, struct sockaddr_un *from_addr, unsigned int *from_size)
 442 {
 443         int recv_msg_len = 0;
 444         unsigned int from_addr_size = sizeof(struct sockaddr_un);
 445         unsigned char *buf = NULL;
 446
 447         THUMB_MALLOC(buf, sizeof(thumbMsg));
 448         if (buf == NULL) {
 449                 thumb_err("memory allocation failed");
 450                 return MS_MEDIA_ERR_OUT_OF_MEMORY;
 451         }
 452
 453         if ((recv_msg_len = recvfrom(sock, buf, sizeof(thumbMsg), 0, (struct sockaddr *)from_addr, &from_addr_size)) < 0) {
 454                 thumb_stderror("recvform failed");
 455                 SAFE_FREE(buf);
 456                 return _media_thumb_get_error();
 457         }
 458
 459         memcpy(msg, buf, header_size);
 460
 461         if (msg->origin_path_size <= 0 || msg->origin_path_size > MAX_PATH_SIZE) {
 462                 SAFE_FREE(buf);
 463                 thumb_err("msg->origin_path_size is invalid %d", msg->origin_path_size);
 464                 return MS_MEDIA_ERR_INVALID_PARAMETER;
 465         }
 466
 467         strncpy(msg->org_path, (char*)buf + header_size, msg->origin_path_size);
 468
 469         if (msg->dest_path_size <= 0 || msg->dest_path_size > MAX_PATH_SIZE) {
 470                 SAFE_FREE(buf);
 471                 thumb_err("msg->origin_path_size is invalid %d", msg->dest_path_size);
 472                 return MS_MEDIA_ERR_INVALID_PARAMETER;
 473         }
 474
 475         strncpy(msg->dst_path, (char*)buf + header_size + msg->origin_path_size, msg->dest_path_size);
 476
 477         SAFE_FREE(buf);
 478         *from_size = from_addr_size;
 479
 480         return MS_MEDIA_ERR_NONE;
 481 }
 482
 483 int
 484 _media_thumb_set_buffer(thumbMsg *req_msg, unsigned char **buf, int *buf_size)
 485 {
 486         if (req_msg == NULL || buf == NULL) {
 487                 return MS_MEDIA_ERR_INVALID_PARAMETER;
 488         }
 489
 490         int org_path_len = 0;
 491         int dst_path_len = 0;
 492         int thumb_data_len = 0;
 493         int size = 0;
 494         int header_size = 0;
 495
 496         header_size = sizeof(thumbMsg) -(MAX_FILEPATH_LEN * 2) - sizeof(unsigned char *);
 497         org_path_len = req_msg->origin_path_size;
 498         dst_path_len = req_msg->dest_path_size;
 499         thumb_data_len = req_msg->thumb_size;
 500
 501         //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);
 502
 503         size = header_size + org_path_len + dst_path_len + thumb_data_len;
 504         THUMB_MALLOC(*buf, size);
 505         if (*buf == NULL) {
 506                 *buf_size = 0;
 507                 return 0;
 508         }
 509         memcpy(*buf, req_msg, header_size);
 510         memcpy((*buf)+header_size, req_msg->org_path, org_path_len);
 511         memcpy((*buf)+header_size + org_path_len, req_msg->dst_path, dst_path_len);
 512         if (thumb_data_len > 0)
 513                 memcpy((*buf)+header_size + org_path_len + dst_path_len, req_msg->thumb_data, thumb_data_len);
 514
 515         *buf_size = size;
 516
 517         return MS_MEDIA_ERR_NONE;
 518 }
 519
 520 int
 521 _media_thumb_request(int msg_type, const char *origin_path, char *thumb_path, int max_length, media_thumb_info *thumb_info, uid_t uid)
 522 {
 523         int sock = -1;
 524         struct sockaddr_un serv_addr;
 525         ms_sock_info_s sock_info;
 526         int recv_str_len = 0;
 527         int err = MS_MEDIA_ERR_NONE;
 528         int pid;
 529         sock_info.port = MS_THUMB_CREATOR_PORT;
 530
 531         err = ms_ipc_create_client_socket(MS_PROTOCOL_TCP, MS_TIMEOUT_SEC_10, &sock_info);
 532         if (err != MS_MEDIA_ERR_NONE) {
 533                 thumb_err("ms_ipc_create_client_socket failed");
 534                 return err;
 535         }
 536
 537         memset(&serv_addr, 0, sizeof(serv_addr));
 538         sock = sock_info.sock_fd;
 539         serv_addr.sun_family = AF_UNIX;
 540         strncpy(serv_addr.sun_path, THUMB_IPC_PATH, strlen(THUMB_IPC_PATH));
 541
 542         /* Connecting to the thumbnail server */
 543         if (connect(sock, (struct sockaddr*)&serv_addr, sizeof(serv_addr)) < 0) {
 544                 thumb_stderror("connect");
 545                 ms_ipc_delete_client_socket(&sock_info);
 546                 return MS_MEDIA_ERR_SOCKET_CONN;
 547         }
 548
 549         thumbMsg req_msg;
 550         thumbMsg recv_msg;
 551
 552         memset((void *)&req_msg, 0, sizeof(thumbMsg));
 553         memset((void *)&recv_msg, 0, sizeof(thumbMsg));
 554
 555         /* Get PID of client*/
 556         pid = getpid();
 557         req_msg.pid = pid;
 558
 559         /* Set requset message */
 560         req_msg.msg_type = msg_type;
 561         req_msg.uid = uid;
 562         strncpy(req_msg.org_path, origin_path, sizeof(req_msg.org_path));
 563         req_msg.org_path[strlen(req_msg.org_path)] = '\0';
 564
 565         if (msg_type == THUMB_REQUEST_SAVE_FILE) {
 566                 strncpy(req_msg.dst_path, thumb_path, sizeof(req_msg.dst_path));
 567                 req_msg.dst_path[strlen(req_msg.dst_path)] = '\0';
 568         }
 569
 570         req_msg.origin_path_size = strlen(req_msg.org_path) + 1;
 571         req_msg.dest_path_size = strlen(req_msg.dst_path) + 1;
 572         req_msg.thumb_size = 0;
 573
 574         if (req_msg.origin_path_size > MAX_PATH_SIZE || req_msg.dest_path_size > MAX_PATH_SIZE) {
 575                 thumb_err("path's length exceeds %d", MAX_PATH_SIZE);
 576                 ms_ipc_delete_client_socket(&sock_info);
 577                 return MS_MEDIA_ERR_INVALID_PARAMETER;
 578         }
 579
 580         unsigned char *buf = NULL;
 581         int buf_size = 0;
 582         int header_size = 0;
 583
 584         header_size = sizeof(thumbMsg) - MAX_PATH_SIZE*2 - sizeof(unsigned char *);
 585         _media_thumb_set_buffer(&req_msg, &buf, &buf_size);
 586
 587         if (send(sock, buf, buf_size, 0) != buf_size) {
 588                 thumb_err("sendto failed: %d", errno);
 589                 SAFE_FREE(buf);
 590                 ms_ipc_delete_client_socket(&sock_info);
 591                 return MS_MEDIA_ERR_SOCKET_SEND;
 592         }
 593
 594         thumb_dbg("Sending msg to thumbnail daemon is successful");
 595
 596         SAFE_FREE(buf);
 597
 598         if ((err = _media_thumb_recv_msg(sock, header_size, &recv_msg)) < 0) {
 599                 thumb_err("_media_thumb_recv_msg failed ");
 600                 ms_ipc_delete_client_socket(&sock_info);
 601                 return err;
 602         }
 603
 604         recv_str_len = strlen(recv_msg.org_path);
 605         thumb_dbg_slog("recv %s(%d) from thumb daemon is successful", recv_msg.org_path, recv_str_len);
 606
 607         ms_ipc_delete_client_socket(&sock_info);
 608
 609         if (recv_str_len > max_length) {
 610                 thumb_err("user buffer is too small. Output's length is %d", recv_str_len);
 611                 SAFE_FREE(recv_msg.thumb_data);
 612                 return MS_MEDIA_ERR_INVALID_PARAMETER;
 613         }
 614
 615         if (recv_msg.status == THUMB_FAIL) {
 616                 thumb_err("Failed to make thumbnail");
 617                 SAFE_FREE(recv_msg.thumb_data);
 618                 return MS_MEDIA_ERR_INVALID_PARAMETER;
 619         }
 620
 621         if (msg_type != THUMB_REQUEST_SAVE_FILE) {
 622                 strncpy(thumb_path, recv_msg.dst_path, max_length);
 623         }
 624
 625         thumb_info->origin_width = recv_msg.origin_width;
 626         thumb_info->origin_height = recv_msg.origin_height;
 627
 628         SAFE_FREE(recv_msg.thumb_data);
 629
 630         return MS_MEDIA_ERR_NONE;
 631 }
 632
 633 gboolean _media_thumb_write_socket(GIOChannel *src, GIOCondition condition, gpointer data)
 634 {
 635         thumbMsg recv_msg;
 636         int header_size = 0;
 637         int sock = 0;
 638         int err = MS_MEDIA_ERR_NONE;
 639
 640         memset((void *)&recv_msg, 0, sizeof(thumbMsg));
 641         sock = g_io_channel_unix_get_fd(src);
 642
 643         header_size = sizeof(thumbMsg) - MAX_PATH_SIZE*2 - sizeof(unsigned char *);
 644
 645         thumb_err("_media_thumb_write_socket socket : %d", sock);
 646
 647         if ((err = _media_thumb_recv_msg(sock, header_size, &recv_msg)) < 0) {
 648                 thumb_err("_media_thumb_recv_msg failed ");
 649                 if (recv_msg.origin_path_size > 0) {
 650                         __media_thumb_pop_req_queue(recv_msg.org_path);
 651                 } else {
 652                         thumb_err("origin path size is wrong.");
 653                 }
 654
 655                 return FALSE;
 656         }
 657
 658         //thumb_dbg("Completed..%s", recv_msg.org_path);
 659
 660         if (recv_msg.status == THUMB_FAIL) {
 661                 thumb_err("Failed to make thumbnail");
 662                 err = MS_MEDIA_ERR_INTERNAL;
 663         }
 664
 665         if (__media_thumb_check_cancel()) {
 666                 if (data) {
 667                         thumbUserData* cb = (thumbUserData*)data;
 668                         if (cb->func != NULL)
 669                                 cb->func(err, recv_msg.dst_path, cb->user_data);
 670                 }
 671         }
 672
 673         __media_thumb_pop_req_queue(recv_msg.org_path);
 674
 675         thumb_dbg("Done");
 676
 677         return FALSE;
 678 }
 679
 680 gboolean _media_thumb_raw_data_write_socket(GIOChannel *src, GIOCondition condition, gpointer data)
 681 {
 682         thumbMsg recv_msg;
 683         int header_size = 0;
 684         int sock = 0;
 685         int len = -1;
 686         int err = MS_MEDIA_ERR_NONE;
 687
 688         memset((void *)&recv_msg, 0, sizeof(thumbMsg));
 689         sock = g_io_channel_unix_get_fd(src);
 690
 691         header_size = sizeof(thumbMsg) - MAX_PATH_SIZE*2 - sizeof(unsigned char *);
 692
 693         thumb_err("_media_thumb_write_socket socket : %d", sock);
 694
 695         if ((err = _media_thumb_recv_msg(sock, header_size, &recv_msg)) < 0) {
 696                 thumb_err("_media_thumb_recv_msg failed ");
 697                 if (recv_msg.request_id > 0) {
 698                         __media_thumb_pop_raw_data_req_queue(recv_msg.request_id, TRUE);
 699                 } else {
 700                         thumb_err("origin path size is wrong.");
 701                 }
 702
 703                 return FALSE;
 704         }
 705
 706         g_io_channel_shutdown(src, TRUE, NULL);
 707         g_io_channel_unref(src);
 708
 709         if (recv_msg.status == THUMB_FAIL) {
 710                 thumb_err("Failed to make thumbnail");
 711                 err = MS_MEDIA_ERR_INTERNAL;
 712         }
 713
 714         if (__media_thumb_check_cancel_for_raw()) {
 715                 if (data) {
 716                         thumbRawUserData* cb = (thumbRawUserData*)data;
 717                         if (cb->func != NULL)
 718                                 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);
 719                 }
 720         }
 721
 722         __media_thumb_pop_raw_data_req_queue(recv_msg.request_id, FALSE);
 723
 724         thumb_dbg("Done");
 725
 726         SAFE_FREE(recv_msg.thumb_data);
 727
 728         /* Check manage queue */
 729         if (g_manage_raw_queue) {
 730                 len = g_queue_get_length(g_manage_raw_queue);
 731
 732                 if (len > 0) {
 733                         _media_thumb_raw_data_send_request();
 734                 } else {
 735                         g_queue_free(g_manage_raw_queue);
 736                         g_manage_raw_queue = NULL;
 737                 }
 738         }
 739
 740         return FALSE;
 741 }
 742
 743 int _media_thumb_send_request()
 744 {
 745         int err = MS_MEDIA_ERR_NONE;
 746         int sock = -1;
 747         struct sockaddr_un serv_addr;
 748         ms_sock_info_s sock_info;
 749         thumbReq *req_manager = NULL;
 750         int pid;
 751         sock_info.port = MS_THUMB_CREATOR_PORT;
 752
 753         err = ms_ipc_create_client_socket(MS_PROTOCOL_TCP, MS_TIMEOUT_SEC_10, &sock_info);
 754         if (err != MS_MEDIA_ERR_NONE) {
 755                 thumb_err("ms_ipc_create_client_socket failed");
 756                 return err;
 757         }
 758
 759         memset(&serv_addr, 0, sizeof(serv_addr));
 760         sock = sock_info.sock_fd;
 761         serv_addr.sun_family = AF_UNIX;
 762         strncpy(serv_addr.sun_path, THUMB_IPC_PATH, strlen(THUMB_IPC_PATH));
 763
 764         GIOChannel *channel = NULL;
 765         channel = g_io_channel_unix_new(sock);
 766         int source_id = -1;
 767
 768         /* Connecting to the thumbnail server */
 769         if (connect(sock, (struct sockaddr*)&serv_addr, sizeof(serv_addr)) < 0) {
 770                 thumb_stderror("connect");
 771                 g_io_channel_shutdown(channel, TRUE, NULL);
 772                 g_io_channel_unref(channel);
 773                 return MS_MEDIA_ERR_SOCKET_CONN;
 774         }
 775         req_manager = (thumbReq *)g_queue_pop_head(g_manage_queue);
 776         GSource *source = NULL;
 777         source = g_io_create_watch(channel, G_IO_IN);
 778         g_source_set_callback(source, (GSourceFunc)_media_thumb_write_socket, req_manager->userData, NULL);
 779         source_id = g_source_attach(source, g_main_context_get_thread_default());
 780
 781         thumbMsg req_msg;
 782
 783         memset((void *)&req_msg, 0, sizeof(thumbMsg));
 784
 785         pid = getpid();
 786         req_msg.pid = pid;
 787         req_msg.msg_type = req_manager->msg_type;
 788         req_msg.request_id = 0;
 789         req_msg.uid = req_manager->uid;
 790         strncpy(req_msg.org_path, req_manager->path, sizeof(req_msg.org_path));
 791         req_msg.org_path[strlen(req_msg.org_path)] = '\0';
 792         req_msg.dst_path[0] = '\0';
 793         req_msg.origin_path_size = strlen(req_msg.org_path) + 1;
 794         req_msg.dest_path_size = 1;
 795         req_msg.thumb_size = 0;
 796
 797         if (req_msg.origin_path_size > MAX_PATH_SIZE || req_msg.dest_path_size > MAX_PATH_SIZE) {
 798                 thumb_err("path's length exceeds %d", MAX_PATH_SIZE);
 799                 g_io_channel_shutdown(channel, TRUE, NULL);
 800                 g_io_channel_unref(channel);
 801                 ms_ipc_delete_client_socket(&sock_info);
 802                 return MS_MEDIA_ERR_INVALID_PARAMETER;
 803         }
 804
 805         unsigned char *buf = NULL;
 806         int buf_size = 0;
 807         _media_thumb_set_buffer(&req_msg, &buf, &buf_size);
 808
 809         if (send(sock, buf, buf_size, 0) != buf_size) {
 810                 thumb_err("sendto failed: %d", errno);
 811                 SAFE_FREE(buf);
 812                 g_source_destroy(g_main_context_find_source_by_id(g_main_context_get_thread_default(), source_id));
 813                 g_io_channel_shutdown(channel, TRUE, NULL);
 814                 g_io_channel_unref(channel);
 815                 ms_ipc_delete_client_socket(&sock_info);
 816                 return MS_MEDIA_ERR_SOCKET_SEND;
 817         }
 818
 819         SAFE_FREE(buf);
 820         thumb_dbg("Sending msg to thumbnail daemon is successful");
 821
 822
 823         if (req_manager->msg_type == THUMB_REQUEST_DB_INSERT) {
 824                 if (g_request_queue == NULL) {
 825                         g_request_queue = g_queue_new();
 826                 }
 827
 828                 thumbReq *thumb_req = NULL;
 829                 THUMB_MALLOC(thumb_req, sizeof(thumbReq));
 830                 if (thumb_req == NULL) {
 831                         thumb_err("Failed to create request element");
 832                         return MS_MEDIA_ERR_INVALID_PARAMETER;
 833                 }
 834
 835                 thumb_req->channel = channel;
 836                 thumb_req->path = strdup(req_manager->path);
 837                 thumb_req->source_id = source_id;
 838                 thumb_req->userData = req_manager->userData;
 839
 840                 g_queue_push_tail(g_request_queue, (gpointer)thumb_req);
 841         }
 842
 843         return err;
 844 }
 845
 846 int _media_thumb_raw_data_send_request()
 847 {
 848         int err = MS_MEDIA_ERR_NONE;
 849         int sock = -1;
 850         struct sockaddr_un serv_addr;
 851         ms_sock_info_s sock_info;
 852         thumbRawReq *req_manager = NULL;
 853         int pid;
 854         sock_info.port = MS_THUMB_CREATOR_PORT;
 855
 856         err = ms_ipc_create_client_socket(MS_PROTOCOL_TCP, MS_TIMEOUT_SEC_10, &sock_info);
 857         if (err != MS_MEDIA_ERR_NONE) {
 858                 thumb_err("ms_ipc_create_client_socket failed");
 859                 return err;
 860         }
 861
 862         memset(&serv_addr, 0, sizeof(serv_addr));
 863         sock = sock_info.sock_fd;
 864         serv_addr.sun_family = AF_UNIX;
 865         strncpy(serv_addr.sun_path, THUMB_IPC_PATH, strlen(THUMB_IPC_PATH));
 866
 867         GIOChannel *channel = NULL;
 868         channel = g_io_channel_unix_new(sock);
 869         int source_id = -1;
 870
 871         /* Connecting to the thumbnail server */
 872         if (connect(sock, (struct sockaddr*)&serv_addr, sizeof(serv_addr)) < 0) {
 873                 thumb_stderror("connect error");
 874                 g_io_channel_shutdown(channel, TRUE, NULL);
 875                 g_io_channel_unref(channel);
 876                 return MS_MEDIA_ERR_SOCKET_CONN;
 877         }
 878
 879         req_manager = (thumbRawReq *)g_queue_pop_head(g_manage_raw_queue);
 880         GSource *source = NULL;
 881         source = g_io_create_watch(channel, G_IO_IN);
 882         g_source_set_callback(source, (GSourceFunc)_media_thumb_raw_data_write_socket, req_manager->userData, NULL);
 883         source_id = g_source_attach(source, g_main_context_get_thread_default());
 884
 885         thumbMsg req_msg;
 886         memset((void *)&req_msg, 0, sizeof(thumbMsg));
 887
 888         pid = getpid();
 889         req_msg.pid = pid;
 890         req_msg.msg_type = req_manager->msg_type;
 891         req_msg.request_id = req_manager->request_id;
 892         req_msg.thumb_width = req_manager->width;
 893         req_msg.thumb_height = req_manager->height;
 894         req_msg.uid = req_manager->uid;
 895
 896         strncpy(req_msg.org_path, req_manager->path, sizeof(req_msg.org_path));
 897         req_msg.org_path[strlen(req_msg.org_path)] = '\0';
 898         req_msg.dst_path[0] = '\0';
 899
 900         req_msg.origin_path_size = strlen(req_msg.org_path) + 1;
 901         req_msg.dest_path_size = 1;
 902         req_msg.thumb_size = 0;
 903
 904         if (req_msg.origin_path_size > MAX_PATH_SIZE) {
 905                 thumb_err("path's length exceeds %d", MAX_PATH_SIZE);
 906                 g_io_channel_shutdown(channel, TRUE, NULL);
 907                 g_io_channel_unref(channel);
 908                 return MS_MEDIA_ERR_INVALID_PARAMETER;
 909         }
 910
 911         unsigned char *buf = NULL;
 912         int buf_size = 0;
 913         _media_thumb_set_buffer(&req_msg, &buf, &buf_size);
 914
 915         if (send(sock, buf, buf_size, 0) != buf_size) {
 916                 thumb_err("sendto failed: %d", errno);
 917                 SAFE_FREE(buf);
 918                 g_source_destroy(g_main_context_find_source_by_id(g_main_context_get_thread_default(), source_id));
 919                 g_io_channel_shutdown(channel, TRUE, NULL);
 920                 g_io_channel_unref(channel);
 921                 return MS_MEDIA_ERR_SOCKET_SEND;
 922         }
 923
 924         SAFE_FREE(buf);
 925
 926         if (req_manager->msg_type == THUMB_REQUEST_RAW_DATA) {
 927                 if (g_request_raw_queue == NULL) {
 928                         g_request_raw_queue = g_queue_new();
 929                 }
 930                 thumbRawReq *thumb_req = NULL;
 931                 THUMB_MALLOC(thumb_req, sizeof(thumbRawReq));
 932                 if (thumb_req == NULL) {
 933                         thumb_err("Failed to create request element");
 934                         return MS_MEDIA_ERR_INVALID_PARAMETER;
 935                 }
 936                 thumb_req->channel = channel;
 937                 thumb_req->request_id = req_manager->request_id;
 938                 thumb_req->source_id = source_id;
 939                 thumb_req->userData = req_manager->userData;
 940
 941                 g_queue_push_tail(g_request_raw_queue, (gpointer)thumb_req);
 942         }
 943         return MS_MEDIA_ERR_NONE;
 944 }
 945
 946 int _media_thumb_request_async(int msg_type, const char *origin_path, thumbUserData *userData, uid_t uid)
 947 {
 948         int err = MS_MEDIA_ERR_NONE;
 949
 950         if (g_manage_queue == NULL) {
 951                 if (msg_type == THUMB_REQUEST_CANCEL_MEDIA)
 952                         return MS_MEDIA_ERR_INTERNAL;
 953
 954                 g_manage_queue = g_queue_new();
 955
 956                 thumbReq *thumb_req = NULL;
 957                 THUMB_MALLOC(thumb_req, sizeof(thumbReq));
 958                 if (thumb_req == NULL) {
 959                         thumb_err("Failed to create request element");
 960                         return MS_MEDIA_ERR_INVALID_PARAMETER;
 961                 }
 962
 963                 thumb_req->msg_type = msg_type;
 964                 thumb_req->path = strdup(origin_path);
 965                 thumb_req->userData = userData;
 966                 thumb_req->isCanceled = false;
 967                 thumb_req->uid = uid;
 968
 969                 g_queue_push_tail(g_manage_queue, (gpointer)thumb_req);
 970
 971                 /* directly request at first time */
 972                 err = _media_thumb_send_request();
 973
 974         } else {
 975                 if (msg_type != THUMB_REQUEST_CANCEL_MEDIA) {
 976                         /* Enqueue */
 977                         if ((msg_type == THUMB_REQUEST_DB_INSERT) && (__media_thumb_check_req_queue(origin_path) < 0)) {
 978                                 thumb_err("duplicated request");
 979                                 return MS_MEDIA_ERR_THUMB_DUPLICATED_REQUEST;
 980                         }
 981
 982                         thumbReq *thumb_req = NULL;
 983                         THUMB_MALLOC(thumb_req, sizeof(thumbReq));
 984                         if (thumb_req == NULL) {
 985                                 thumb_err("Failed to create request element");
 986                                 return MS_MEDIA_ERR_INVALID_PARAMETER;
 987                         }
 988
 989                         thumb_req->msg_type = msg_type;
 990                         thumb_req->path = strdup(origin_path);
 991                         thumb_req->userData = userData;
 992                         thumb_req->isCanceled = false;
 993                         thumb_req->uid = uid;
 994
 995                         g_queue_push_tail(g_manage_queue, (gpointer)thumb_req);
 996                 } else {
 997                         /* Dequeue */
 998                         err = __media_thumb_pop_manage_queue(origin_path);
 999                 }
1000         }
1001
1002         return err;
1003 }
1004
1005 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)
1006 {
1007         int err = MS_MEDIA_ERR_NONE;
1008
1009         if (g_manage_raw_queue == NULL) {
1010                 if (msg_type == THUMB_REQUEST_CANCEL_RAW_DATA)
1011                         return MS_MEDIA_ERR_INTERNAL;
1012
1013                 g_manage_raw_queue = g_queue_new();
1014
1015                 thumbRawReq *thumb_req = NULL;
1016                 THUMB_MALLOC(thumb_req, sizeof(thumbRawReq));
1017                 if (thumb_req == NULL) {
1018                         thumb_err("Failed to create request element");
1019                         return MS_MEDIA_ERR_INVALID_PARAMETER;
1020                 }
1021
1022                 thumb_req->msg_type = msg_type;
1023                 thumb_req->request_id = request_id;
1024                 thumb_req->path = strdup(origin_path);
1025                 thumb_req->width = width;
1026                 thumb_req->height = height;
1027                 thumb_req->userData = userData;
1028                 thumb_req->isCanceled = false;
1029                 thumb_req->uid = uid;
1030
1031                 g_queue_push_tail(g_manage_raw_queue, (gpointer)thumb_req);
1032
1033                 /* directly request at first time */
1034                 err = _media_thumb_raw_data_send_request();
1035
1036         } else {
1037                 if (msg_type != THUMB_REQUEST_CANCEL_RAW_DATA) {
1038                         /* Enqueue */
1039                         thumbRawReq *thumb_req = NULL;
1040                         THUMB_MALLOC(thumb_req, sizeof(thumbRawReq));
1041                         if (thumb_req == NULL) {
1042                                 thumb_err("Failed to create request element");
1043                                 return MS_MEDIA_ERR_INVALID_PARAMETER;
1044                         }
1045
1046                         thumb_req->msg_type = msg_type;
1047                         thumb_req->request_id = request_id;
1048                         thumb_req->path = strdup(origin_path);
1049                         thumb_req->width = width;
1050                         thumb_req->height = height;
1051                         thumb_req->userData = userData;
1052                         thumb_req->isCanceled = false;
1053                         thumb_req->uid = uid;
1054
1055                         g_queue_push_tail(g_manage_raw_queue, (gpointer)thumb_req);
1056
1057                 } else {
1058                         /* Dequeue */
1059                         err = __media_thumb_pop_raw_data_manage_queue(request_id);
1060                 }
1061         }
1062
1063         return err;
1064 }
1065
1066 int _media_thumb_request_cancel_all(bool isRaw)
1067 {
1068         int i;
1069         int req_len = -1;
1070         int len = 0;
1071
1072         if (isRaw) {
1073                 thumbRawReq *tmp_raw_req = NULL;
1074                 if (g_manage_raw_queue == NULL) {
1075                         thumb_err("manage_queue is NULL");
1076                         if (g_request_raw_queue != NULL) {
1077                                 /* Check request queue */
1078                                 len = g_queue_get_length(g_request_raw_queue);
1079                                 if (len > 0) {
1080                                         tmp_raw_req = g_queue_peek_head(g_request_raw_queue);
1081                                         if (tmp_raw_req != NULL)
1082                                                 tmp_raw_req->isCanceled = true;
1083                                         return MS_MEDIA_ERR_NONE;
1084                                 }
1085                         }
1086                         thumb_err("request_queue is NULL");
1087                         return MS_MEDIA_ERR_INTERNAL;
1088                 }
1089                 req_len = g_queue_get_length(g_manage_raw_queue);
1090                 for (i = 0; i < req_len; i++) {
1091                         tmp_raw_req = g_queue_pop_tail(g_manage_raw_queue);
1092                         if (tmp_raw_req) {
1093                                 SAFE_FREE(tmp_raw_req->path);
1094                                 SAFE_FREE(tmp_raw_req->userData);
1095                                 SAFE_FREE(tmp_raw_req);
1096                                 tmp_raw_req = NULL;
1097                         }
1098                 }
1099                 g_queue_free(g_manage_raw_queue);
1100                 g_manage_raw_queue = NULL;
1101                 if (g_request_raw_queue != NULL) {
1102                         /* Check request queue */
1103                         len = g_queue_get_length(g_request_raw_queue);
1104                         if (len > 0) {
1105                                 tmp_raw_req = g_queue_peek_head(g_request_raw_queue);
1106                                 if (tmp_raw_req != NULL)
1107                                         tmp_raw_req->isCanceled = true;
1108                         }
1109                 }
1110         } else {
1111                 thumbReq *tmp_req = NULL;
1112                 if (g_manage_queue == NULL) {
1113                         thumb_err("manage_queue is NULL");
1114                         if (g_request_queue != NULL) {
1115                                 /* Check request queue */
1116                                 len = g_queue_get_length(g_request_queue);
1117                                 if (len > 0) {
1118                                         tmp_req = g_queue_peek_head(g_request_queue);
1119                                         if (tmp_req != NULL)
1120                                                 tmp_req->isCanceled = true;
1121                                         return MS_MEDIA_ERR_NONE;
1122                                 }
1123                         }
1124                         thumb_err("request_queue is NULL");
1125                         return MS_MEDIA_ERR_INTERNAL;
1126                 }
1127                 req_len = g_queue_get_length(g_manage_queue);
1128                 for (i = 0; i < req_len; i++) {
1129                         tmp_req = g_queue_pop_tail(g_manage_queue);
1130                         if (tmp_req) {
1131                                 SAFE_FREE(tmp_req->path);
1132                                 SAFE_FREE(tmp_req->userData);
1133                                 SAFE_FREE(tmp_req);
1134                                 tmp_req = NULL;
1135                         }
1136                 }
1137                 g_queue_free(g_manage_queue);
1138                 g_manage_queue = NULL;
1139                 if (g_request_queue != NULL) {
1140                         /* Check request queue */
1141                         len = g_queue_get_length(g_request_queue);
1142                         if (len > 0) {
1143                                 tmp_req = g_queue_peek_head(g_request_queue);
1144                                 if (tmp_req != NULL)
1145                                         tmp_req->isCanceled = true;
1146                         }
1147                 }
1148         }
1149
1150         return MS_MEDIA_ERR_NONE;
1151 }