src/ipc/media-thumb-ipc.c

   1 /*
   2  * libmedia-thumbnail
   3  *
   4  * Copyright (c) 2000 - 2011 Samsung Electronics Co., Ltd. All rights reserved.
   5  *
   6  * Contact: Hyunjun Ko <zzoon.ko@samsung.com>
   7  *
   8  * Licensed under the Apache License, Version 2.0 (the "License");
   9  * you may not use this file except in compliance with the License.
  10  * You may obtain a copy of the License at
  11  *
  12  * http://www.apache.org/licenses/LICENSE-2.0
  13  *
  14  * Unless required by applicable law or agreed to in writing, software
  15  * distributed under the License is distributed on an "AS IS" BASIS,
  16  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  17  * See the License for the specific language governing permissions and
  18  * limitations under the License.
  19  *
  20  */
  21
  22 #include "media-thumbnail.h"
  23 #include "media-thumb-ipc.h"
  24 #include "media-thumb-util.h"
  25 #include "media-thumb-db.h"
  26 #include "media-thumb-debug.h"
  27 #include <glib.h>
  28 #include <fcntl.h>
  29 #include <string.h>
  30 #include <errno.h>
  31 #include <grp.h>
  32 #include <pwd.h>
  33
  34 #define THUMB_SOCK_BLOCK_SIZE 512
  35 #define THUMB_IPC_PATH tzplatform_mkpath(TZ_SYS_RUN, "media-server/media_ipc_thumbcreator.socket")
  36
  37 static GQueue *g_request_queue = NULL;
  38 static GQueue *g_manage_queue = NULL;
  39 static GQueue *g_request_raw_queue = NULL;
  40 static GQueue *g_manage_raw_queue = NULL;
  41
  42
  43 typedef struct {
  44         GIOChannel *channel;
  45         int msg_type;
  46         unsigned int request_id;
  47         bool isCanceled;
  48         int source_id;
  49         uid_t uid;
  50         char *path;
  51         thumbUserData *userData;
  52 } thumbReq;
  53
  54 typedef struct {
  55         GIOChannel *channel;
  56         int msg_type;
  57         bool isCanceled;
  58         int request_id;
  59         int source_id;
  60         int width;
  61         int height;
  62         uid_t uid;
  63         char *path;
  64         thumbRawUserData *userData;
  65 } thumbRawReq;
  66
  67 int _media_thumb_send_request();
  68 int _media_thumb_raw_data_send_request();
  69
  70
  71 int _media_thumb_get_error()
  72 {
  73         if (errno == EWOULDBLOCK) {
  74                 thumb_err("Timeout. Can't try any more");
  75                 return MS_MEDIA_ERR_SOCKET_RECEIVE_TIMEOUT;
  76         } else {
  77                 thumb_stderror("recvfrom failed");
  78                 return MS_MEDIA_ERR_SOCKET_RECEIVE;
  79         }
  80 }
  81
  82 void __media_thumb_shutdown_channel(bool only_shutdown)
  83 {
  84         int len = -1;
  85         thumbReq *req = (thumbReq *)g_queue_peek_head(g_request_queue);
  86
  87         len = g_queue_get_length(g_manage_queue);
  88
  89         if (req != NULL) {
  90                 if (!only_shutdown) {
  91                         if (len == 0 && req->isCanceled == true) {
  92                                 thumb_dbg("The manage queue will be released");
  93                         } else {
  94                                 thumb_dbg("There is remain item in the manage queue");
  95                                 return;
  96                         }
  97                 }
  98                 GSource *source_id = g_main_context_find_source_by_id(g_main_context_get_thread_default(), req->source_id);
  99                 if (source_id != NULL) {
 100                         g_source_destroy(source_id);
 101                 } else {
 102                         thumb_err("G_SOURCE_ID is NULL");
 103                 }
 104
 105                 g_io_channel_shutdown(req->channel, TRUE, NULL);
 106                 g_io_channel_unref(req->channel);
 107                 g_queue_pop_head(g_request_queue);
 108
 109                 SAFE_FREE(req->path);
 110                 SAFE_FREE(req->userData);
 111                 SAFE_FREE(req);
 112
 113                 if (g_manage_queue && len == 0) {
 114                         g_queue_free(g_manage_queue);
 115                         g_manage_queue = NULL;
 116                 }
 117         }
 118 }
 119
 120 int __media_thumb_pop_req_queue(const char *path)
 121 {
 122         int req_len = 0;
 123
 124         req_len = g_queue_get_length(g_request_queue);
 125
 126         if (req_len <= 0) {
 127 //              thumb_dbg("There is no request in the queue");
 128         } else {
 129                 __media_thumb_shutdown_channel(true);
 130         }
 131
 132         /* Check manage queue */
 133         if (g_manage_queue) {
 134                 req_len = g_queue_get_length(g_manage_queue);
 135
 136                 if (req_len > 0)
 137                         _media_thumb_send_request();
 138         }
 139
 140         return MS_MEDIA_ERR_NONE;
 141 }
 142
 143 int __media_thumb_check_req_queue_for_cancel(unsigned int request_id, const char *path)
 144 {
 145         int req_len = 0;
 146
 147         req_len = g_queue_get_length(g_request_queue);
 148
 149         if (req_len <= 0) {
 150 //              thumb_dbg("There is no request in the queue");
 151         } else {
 152                 thumbReq *req = NULL;
 153                 req = (thumbReq *)g_queue_peek_head(g_request_queue);
 154
 155                 if (req != NULL && strncmp(path, req->path, strlen(path)) == 0 && request_id == req->request_id) {
 156                         req->isCanceled = true;
 157                         __media_thumb_shutdown_channel(false);
 158
 159                         return MS_MEDIA_ERR_NONE;
 160                 }
 161         }
 162
 163         return MS_MEDIA_ERR_INTERNAL;
 164 }
 165
 166 int __media_thumb_pop_manage_queue(unsigned int request_id, const char *path)
 167 {
 168         int req_len = 0, i;
 169         bool flag = false;
 170
 171         req_len = g_queue_get_length(g_manage_queue);
 172
 173         if (req_len < 0) {
 174 //              thumb_dbg("There is no request in the queue");
 175         } else {
 176                 for (i = 0; i < req_len; i++) {
 177                         thumbReq *req = NULL;
 178                         req = (thumbReq *)g_queue_peek_nth(g_manage_queue, i);
 179                         if (req == NULL) continue;
 180
 181                         if (strncmp(path, req->path, strlen(path)) == 0 && request_id == req->request_id) {
 182                                 g_queue_pop_nth(g_manage_queue, i);
 183
 184                                 SAFE_FREE(req->path);
 185                                 SAFE_FREE(req->userData);
 186                                 SAFE_FREE(req);
 187                                 flag = true;
 188                                 break;
 189                         }
 190                 }
 191                 if (!flag) {
 192                         return __media_thumb_check_req_queue_for_cancel(request_id, path);
 193                 } else {
 194                         __media_thumb_shutdown_channel(false);
 195
 196                         return MS_MEDIA_ERR_NONE;
 197                 }
 198         }
 199
 200         return MS_MEDIA_ERR_NONE;
 201 }
 202
 203
 204 int __media_thumb_pop_raw_data_req_queue(int request_id, bool shutdown_channel)
 205 {
 206         int req_len = 0, i;
 207
 208         req_len = g_queue_get_length(g_request_raw_queue);
 209
 210         if (req_len <= 0) {
 211 //              thumb_dbg("There is no request in the queue");
 212         } else {
 213
 214                 for (i = 0; i < req_len; i++) {
 215                         thumbRawReq *req = NULL;
 216                         req = (thumbRawReq *)g_queue_peek_nth(g_request_raw_queue, i);
 217                         if (req == NULL) continue;
 218
 219                         if (request_id == req->request_id) {
 220                                 if (shutdown_channel) {
 221                                         GSource *source_id = g_main_context_find_source_by_id(g_main_context_get_thread_default(), req->source_id);
 222                                         if (source_id != NULL) {
 223                                                 g_source_destroy(source_id);
 224                                         } else {
 225                                                 thumb_err("G_SOURCE_ID is NULL");
 226                                         }
 227
 228                                         g_io_channel_shutdown(req->channel, TRUE, NULL);
 229                                         g_io_channel_unref(req->channel);
 230                                 }
 231                                 g_queue_pop_nth(g_request_raw_queue, i);
 232
 233                                 SAFE_FREE(req->userData);
 234                                 SAFE_FREE(req);
 235
 236                                 break;
 237                         }
 238                 }
 239                 if (i == req_len) {
 240 //                      thumb_dbg("There's no %s in the queue", path);
 241                 }
 242         }
 243
 244         return MS_MEDIA_ERR_NONE;
 245 }
 246
 247 int __media_thumb_check_raw_data_req_queue_for_cancel(int request_id)
 248 {
 249         int req_len = 0;
 250
 251         req_len = g_queue_get_length(g_request_raw_queue);
 252
 253         if (req_len <= 0) {
 254 //              thumb_dbg("There is no request in the queue");
 255         } else {
 256                 thumbRawReq *req = NULL;
 257                 req = (thumbRawReq *)g_queue_peek_head(g_request_raw_queue);
 258
 259                 if (req != NULL && request_id == req->request_id) {
 260                         req->isCanceled = true;
 261                         return MS_MEDIA_ERR_NONE;
 262                 }
 263         }
 264
 265         return MS_MEDIA_ERR_INTERNAL;
 266 }
 267
 268 int __media_thumb_pop_raw_data_manage_queue(int request_id)
 269 {
 270         int req_len = 0, i;
 271         int flag = false;
 272
 273         req_len = g_queue_get_length(g_manage_raw_queue);
 274
 275         if (req_len < 0) {
 276 //              thumb_dbg("There is no request in the queue");
 277         } else {
 278
 279                 for (i = 0; i < req_len; i++) {
 280                         thumbRawReq *req = NULL;
 281                         req = (thumbRawReq *)g_queue_peek_nth(g_manage_raw_queue, i);
 282                         if (req == NULL) continue;
 283
 284                         if (request_id == req->request_id) {
 285                                 g_queue_pop_nth(g_manage_raw_queue, i);
 286
 287                                 SAFE_FREE(req->userData);
 288                                 SAFE_FREE(req);
 289                                 flag = true;
 290                                 break;
 291                         }
 292                 }
 293                 if (!flag) {
 294                         return __media_thumb_check_raw_data_req_queue_for_cancel(request_id);
 295                 }
 296         }
 297
 298         return MS_MEDIA_ERR_NONE;
 299 }
 300 #if 0
 301 int __media_thumb_check_req_queue(const char *path)
 302 {
 303         int req_len = 0, i;
 304
 305         req_len = g_queue_get_length(g_request_queue);
 306
 307 //      thumb_dbg("Queue length : %d", req_len);
 308 //      thumb_dbg("Queue path : %s", path);
 309
 310         if (req_len <= 0) {
 311 //              thumb_dbg("There is no request in the queue");
 312         } else {
 313
 314                 for (i = 0; i < req_len; i++) {
 315                         thumbReq *req = NULL;
 316                         req = (thumbReq *)g_queue_peek_nth(g_request_queue, i);
 317                         if (req == NULL) continue;
 318
 319                         if (strncmp(path, req->path, strlen(path)) == 0) {
 320                                 //thumb_dbg("Same Request - %s", path);
 321                                 return MS_MEDIA_ERR_INVALID_PARAMETER;
 322
 323                                 break;
 324                         }
 325                 }
 326         }
 327
 328         if (g_manage_queue != NULL) {
 329                 req_len = g_queue_get_length(g_manage_queue);
 330
 331                 if (req_len <= 0) {
 332 //              thumb_dbg("There is no request in the queue");
 333                 } else {
 334                         for (i = 0; i < req_len; i++) {
 335                                 thumbReq *req = NULL;
 336                                 req = (thumbReq *)g_queue_peek_nth(g_manage_queue, i);
 337                                 if (req == NULL) continue;
 338
 339                                 if (strncmp(path, req->path, strlen(path)) == 0) {
 340                                         //thumb_dbg("Same Request - %s", path);
 341                                         return MS_MEDIA_ERR_INVALID_PARAMETER;
 342
 343                                         break;
 344                                 }
 345                         }
 346                 }
 347         }
 348
 349
 350         return MS_MEDIA_ERR_NONE;
 351 }
 352 #endif
 353 bool __media_thumb_check_cancel(void)
 354 {
 355         thumbReq *req = NULL;
 356         req = (thumbReq *)g_queue_peek_head(g_request_queue);
 357
 358         if (req == NULL) {
 359                 return false;
 360         } else {
 361                 if (req->isCanceled)
 362                         return false;
 363                 else
 364                         return true;
 365         }
 366 }
 367
 368 bool __media_thumb_check_cancel_for_raw(void)
 369 {
 370         thumbRawReq *req = NULL;
 371         req = (thumbRawReq *)g_queue_peek_head(g_request_raw_queue);
 372
 373         if (req == NULL) {
 374                 return false;
 375         } else {
 376                 if (req->isCanceled)
 377                         return false;
 378                 else
 379                         return true;
 380         }
 381 }
 382
 383 int
 384 _media_thumb_recv_msg(int sock, int header_size, thumbMsg *msg)
 385 {
 386         int recv_msg_len = 0;
 387         int remain_size = 0;
 388         int block_size = THUMB_SOCK_BLOCK_SIZE;
 389         int recv_block = 0;
 390         unsigned char *buf = NULL;
 391         unsigned char *block_buf = NULL;
 392
 393         THUMB_MALLOC(buf, header_size);
 394         THUMB_MALLOC(block_buf, THUMB_SOCK_BLOCK_SIZE);
 395         if (buf == NULL || block_buf == NULL) {
 396                 thumb_err("memory allocation failed");
 397                 SAFE_FREE(buf);
 398                 SAFE_FREE(block_buf);
 399                 return MS_MEDIA_ERR_OUT_OF_MEMORY;
 400         }
 401
 402         if ((recv_msg_len = recv(sock, buf, header_size, 0)) <= 0) {
 403                 thumb_stderror("recv failed");
 404                 SAFE_FREE(buf);
 405                 SAFE_FREE(block_buf);
 406                 return _media_thumb_get_error();
 407         }
 408
 409         memcpy(msg, buf, header_size);
 410         //thumb_dbg("origin_path_size : %d, dest_path_size : %d, thumb_size : %d", msg->origin_path_size, msg->dest_path_size, msg->thumb_size);
 411
 412         SAFE_FREE(buf);
 413         if (msg->origin_path_size < 0 || msg->dest_path_size < 0 || msg->thumb_size < 0) {
 414                 thumb_err("recv data is wrong");
 415                 SAFE_FREE(block_buf);
 416                 return MS_MEDIA_ERR_SOCKET_RECEIVE;
 417         }
 418
 419         remain_size = msg->origin_path_size + msg->dest_path_size + msg->thumb_size;
 420         THUMB_MALLOC(buf, remain_size);
 421         if (buf == NULL) {
 422                 SAFE_FREE(block_buf);
 423                 return MS_MEDIA_ERR_OUT_OF_MEMORY;
 424         }
 425
 426         while (remain_size > 0) {
 427                 if (remain_size < THUMB_SOCK_BLOCK_SIZE) {
 428                         block_size = remain_size;
 429                 }
 430                 if ((recv_msg_len = recv(sock, block_buf, block_size, 0)) < 0) {
 431                         thumb_stderror("recv failed");
 432                         SAFE_FREE(buf);
 433                         SAFE_FREE(block_buf);
 434                         return _media_thumb_get_error();
 435                 }
 436                 memcpy(buf+recv_block, block_buf, block_size);
 437                 recv_block += block_size;
 438                 remain_size -= block_size;
 439         }
 440
 441         strncpy(msg->org_path, (char *)buf, msg->origin_path_size);
 442         strncpy(msg->dst_path, (char *)buf + msg->origin_path_size, msg->dest_path_size);
 443
 444         SAFE_FREE(msg->thumb_data);
 445         if (msg->thumb_size > 0) {
 446                 THUMB_MALLOC(msg->thumb_data, msg->thumb_size);
 447                 if (msg->thumb_data != NULL) {
 448                         memcpy(msg->thumb_data, buf + msg->origin_path_size + msg->dest_path_size, msg->thumb_size);
 449                 } else {
 450                         SAFE_FREE(buf);
 451                         SAFE_FREE(block_buf);
 452
 453                         return MS_MEDIA_ERR_OUT_OF_MEMORY;
 454                 }
 455         }
 456
 457         SAFE_FREE(buf);
 458         SAFE_FREE(block_buf);
 459
 460         return MS_MEDIA_ERR_NONE;
 461 }
 462
 463 int
 464 _media_thumb_recv_udp_msg(int sock, int header_size, thumbMsg *msg, struct sockaddr_un *from_addr, unsigned int *from_size)
 465 {
 466         int recv_msg_len = 0;
 467         unsigned int from_addr_size = sizeof(struct sockaddr_un);
 468         unsigned char *buf = NULL;
 469
 470         THUMB_MALLOC(buf, sizeof(thumbMsg));
 471         if (buf == NULL) {
 472                 thumb_err("memory allocation failed");
 473                 return MS_MEDIA_ERR_OUT_OF_MEMORY;
 474         }
 475
 476         if ((recv_msg_len = recvfrom(sock, buf, sizeof(thumbMsg), 0, (struct sockaddr *)from_addr, &from_addr_size)) < 0) {
 477                 thumb_stderror("recvform failed");
 478                 SAFE_FREE(buf);
 479                 return _media_thumb_get_error();
 480         }
 481
 482         memcpy(msg, buf, header_size);
 483
 484         if (msg->origin_path_size <= 0 || msg->origin_path_size > MAX_PATH_SIZE) {
 485                 SAFE_FREE(buf);
 486                 thumb_err("msg->origin_path_size is invalid %d", msg->origin_path_size);
 487                 return MS_MEDIA_ERR_INVALID_PARAMETER;
 488         }
 489
 490         strncpy(msg->org_path, (char*)buf + header_size, msg->origin_path_size);
 491
 492         if (msg->dest_path_size <= 0 || msg->dest_path_size > MAX_PATH_SIZE) {
 493                 SAFE_FREE(buf);
 494                 thumb_err("msg->origin_path_size is invalid %d", msg->dest_path_size);
 495                 return MS_MEDIA_ERR_INVALID_PARAMETER;
 496         }
 497
 498         strncpy(msg->dst_path, (char*)buf + header_size + msg->origin_path_size, msg->dest_path_size);
 499
 500         SAFE_FREE(buf);
 501         *from_size = from_addr_size;
 502
 503         return MS_MEDIA_ERR_NONE;
 504 }
 505
 506 int
 507 _media_thumb_set_buffer(thumbMsg *req_msg, unsigned char **buf, int *buf_size)
 508 {
 509         if (req_msg == NULL || buf == NULL) {
 510                 return MS_MEDIA_ERR_INVALID_PARAMETER;
 511         }
 512
 513         int org_path_len = 0;
 514         int dst_path_len = 0;
 515         int thumb_data_len = 0;
 516         int size = 0;
 517         int header_size = 0;
 518
 519         header_size = sizeof(thumbMsg) -(MAX_FILEPATH_LEN * 2) - sizeof(unsigned char *);
 520         org_path_len = req_msg->origin_path_size;
 521         dst_path_len = req_msg->dest_path_size;
 522         thumb_data_len = req_msg->thumb_size;
 523
 524         //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);
 525
 526         size = header_size + org_path_len + dst_path_len + thumb_data_len;
 527         THUMB_MALLOC(*buf, size);
 528         if (*buf == NULL) {
 529                 *buf_size = 0;
 530                 return 0;
 531         }
 532         memcpy(*buf, req_msg, header_size);
 533         memcpy((*buf)+header_size, req_msg->org_path, org_path_len);
 534         memcpy((*buf)+header_size + org_path_len, req_msg->dst_path, dst_path_len);
 535         if (thumb_data_len > 0)
 536                 memcpy((*buf)+header_size + org_path_len + dst_path_len, req_msg->thumb_data, thumb_data_len);
 537
 538         *buf_size = size;
 539
 540         return MS_MEDIA_ERR_NONE;
 541 }
 542
 543 int
 544 _media_thumb_request(int msg_type, const char *origin_path, char *thumb_path, int max_length, media_thumb_info *thumb_info, uid_t uid)
 545 {
 546         int sock = -1;
 547         struct sockaddr_un serv_addr;
 548         ms_sock_info_s sock_info;
 549         int recv_str_len = 0;
 550         int err = MS_MEDIA_ERR_NONE;
 551         int pid;
 552         sock_info.port = MS_THUMB_CREATOR_PORT;
 553
 554         err = ms_ipc_create_client_socket(MS_PROTOCOL_TCP, MS_TIMEOUT_SEC_10, &sock_info);
 555         if (err != MS_MEDIA_ERR_NONE) {
 556                 thumb_err("ms_ipc_create_client_socket failed");
 557                 return err;
 558         }
 559
 560         memset(&serv_addr, 0, sizeof(serv_addr));
 561         sock = sock_info.sock_fd;
 562         serv_addr.sun_family = AF_UNIX;
 563         strncpy(serv_addr.sun_path, THUMB_IPC_PATH, strlen(THUMB_IPC_PATH));
 564
 565         /* Connecting to the thumbnail server */
 566         if (connect(sock, (struct sockaddr*)&serv_addr, sizeof(serv_addr)) < 0) {
 567                 thumb_stderror("connect");
 568                 ms_ipc_delete_client_socket(&sock_info);
 569                 return MS_MEDIA_ERR_SOCKET_CONN;
 570         }
 571
 572         thumbMsg req_msg;
 573         thumbMsg recv_msg;
 574
 575         memset((void *)&req_msg, 0, sizeof(thumbMsg));
 576         memset((void *)&recv_msg, 0, sizeof(thumbMsg));
 577
 578         /* Get PID of client*/
 579         pid = getpid();
 580         req_msg.pid = pid;
 581
 582         /* Set requset message */
 583         req_msg.msg_type = msg_type;
 584         req_msg.uid = uid;
 585         strncpy(req_msg.org_path, origin_path, sizeof(req_msg.org_path));
 586         req_msg.org_path[strlen(req_msg.org_path)] = '\0';
 587
 588         if (msg_type == THUMB_REQUEST_SAVE_FILE) {
 589                 strncpy(req_msg.dst_path, thumb_path, sizeof(req_msg.dst_path));
 590                 req_msg.dst_path[strlen(req_msg.dst_path)] = '\0';
 591         }
 592
 593         req_msg.origin_path_size = strlen(req_msg.org_path) + 1;
 594         req_msg.dest_path_size = strlen(req_msg.dst_path) + 1;
 595         req_msg.thumb_size = 0;
 596
 597         if (req_msg.origin_path_size > MAX_PATH_SIZE || req_msg.dest_path_size > MAX_PATH_SIZE) {
 598                 thumb_err("path's length exceeds %d", MAX_PATH_SIZE);
 599                 ms_ipc_delete_client_socket(&sock_info);
 600                 return MS_MEDIA_ERR_INVALID_PARAMETER;
 601         }
 602
 603         unsigned char *buf = NULL;
 604         int buf_size = 0;
 605         int header_size = 0;
 606
 607         header_size = sizeof(thumbMsg) - MAX_PATH_SIZE*2 - sizeof(unsigned char *);
 608         _media_thumb_set_buffer(&req_msg, &buf, &buf_size);
 609
 610         if (send(sock, buf, buf_size, 0) != buf_size) {
 611                 thumb_err("sendto failed: %d", errno);
 612                 SAFE_FREE(buf);
 613                 ms_ipc_delete_client_socket(&sock_info);
 614                 return MS_MEDIA_ERR_SOCKET_SEND;
 615         }
 616
 617         thumb_dbg("Sending msg to thumbnail daemon is successful");
 618
 619         SAFE_FREE(buf);
 620
 621         if ((err = _media_thumb_recv_msg(sock, header_size, &recv_msg)) < 0) {
 622                 thumb_err("_media_thumb_recv_msg failed ");
 623                 ms_ipc_delete_client_socket(&sock_info);
 624                 return err;
 625         }
 626
 627         recv_str_len = strlen(recv_msg.org_path);
 628         thumb_dbg_slog("recv %s(%d) from thumb daemon is successful", recv_msg.org_path, recv_str_len);
 629
 630         ms_ipc_delete_client_socket(&sock_info);
 631
 632         if (recv_str_len > max_length) {
 633                 thumb_err("user buffer is too small. Output's length is %d", recv_str_len);
 634                 SAFE_FREE(recv_msg.thumb_data);
 635                 return MS_MEDIA_ERR_INVALID_PARAMETER;
 636         }
 637
 638         if (recv_msg.status == THUMB_FAIL) {
 639                 thumb_err("Failed to make thumbnail");
 640                 SAFE_FREE(recv_msg.thumb_data);
 641                 return MS_MEDIA_ERR_INVALID_PARAMETER;
 642         }
 643
 644         if (msg_type != THUMB_REQUEST_SAVE_FILE) {
 645                 strncpy(thumb_path, recv_msg.dst_path, max_length);
 646         }
 647
 648         thumb_info->origin_width = recv_msg.origin_width;
 649         thumb_info->origin_height = recv_msg.origin_height;
 650
 651         SAFE_FREE(recv_msg.thumb_data);
 652
 653         return MS_MEDIA_ERR_NONE;
 654 }
 655
 656 gboolean _media_thumb_write_socket(GIOChannel *src, GIOCondition condition, gpointer data)
 657 {
 658         thumbMsg recv_msg;
 659         int header_size = 0;
 660         int sock = 0;
 661         int err = MS_MEDIA_ERR_NONE;
 662
 663         memset((void *)&recv_msg, 0, sizeof(thumbMsg));
 664         sock = g_io_channel_unix_get_fd(src);
 665
 666         header_size = sizeof(thumbMsg) - MAX_PATH_SIZE*2 - sizeof(unsigned char *);
 667
 668         thumb_err("_media_thumb_write_socket socket : %d", sock);
 669
 670         if ((err = _media_thumb_recv_msg(sock, header_size, &recv_msg)) < 0) {
 671                 thumb_err("_media_thumb_recv_msg failed ");
 672                 if (recv_msg.origin_path_size > 0) {
 673                         __media_thumb_pop_req_queue(recv_msg.org_path);
 674                 } else {
 675                         thumb_err("origin path size is wrong.");
 676                 }
 677
 678                 return FALSE;
 679         }
 680
 681         //thumb_dbg("Completed..%s", recv_msg.org_path);
 682
 683         if (recv_msg.status == THUMB_FAIL) {
 684                 thumb_err("Failed to make thumbnail");
 685                 err = MS_MEDIA_ERR_INTERNAL;
 686         }
 687
 688         if (__media_thumb_check_cancel()) {
 689                 if (data) {
 690                         thumbUserData* cb = (thumbUserData*)data;
 691                         if (cb->func != NULL)
 692                                 cb->func(err, recv_msg.dst_path, cb->user_data);
 693                 }
 694         }
 695
 696         __media_thumb_pop_req_queue(recv_msg.org_path);
 697
 698         thumb_dbg("Done");
 699
 700         return FALSE;
 701 }
 702
 703 gboolean _media_thumb_raw_data_write_socket(GIOChannel *src, GIOCondition condition, gpointer data)
 704 {
 705         thumbMsg recv_msg;
 706         int header_size = 0;
 707         int sock = 0;
 708         int len = -1;
 709         int err = MS_MEDIA_ERR_NONE;
 710
 711         memset((void *)&recv_msg, 0, sizeof(thumbMsg));
 712         sock = g_io_channel_unix_get_fd(src);
 713
 714         header_size = sizeof(thumbMsg) - MAX_PATH_SIZE*2 - sizeof(unsigned char *);
 715
 716         thumb_err("_media_thumb_write_socket socket : %d", sock);
 717
 718         if ((err = _media_thumb_recv_msg(sock, header_size, &recv_msg)) < 0) {
 719                 thumb_err("_media_thumb_recv_msg failed ");
 720                 if (recv_msg.request_id > 0) {
 721                         __media_thumb_pop_raw_data_req_queue(recv_msg.request_id, TRUE);
 722                 } else {
 723                         thumb_err("origin path size is wrong.");
 724                 }
 725
 726                 return FALSE;
 727         }
 728
 729         g_io_channel_shutdown(src, TRUE, NULL);
 730         g_io_channel_unref(src);
 731
 732         if (recv_msg.status == THUMB_FAIL) {
 733                 thumb_err("Failed to make thumbnail");
 734                 err = MS_MEDIA_ERR_INTERNAL;
 735         }
 736
 737         if (__media_thumb_check_cancel_for_raw()) {
 738                 if (data) {
 739                         thumbRawUserData* cb = (thumbRawUserData*)data;
 740                         if (cb->func != NULL)
 741                                 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);
 742                 }
 743         }
 744
 745         __media_thumb_pop_raw_data_req_queue(recv_msg.request_id, FALSE);
 746
 747         thumb_dbg("Done");
 748
 749         SAFE_FREE(recv_msg.thumb_data);
 750
 751         /* Check manage queue */
 752         if (g_manage_raw_queue) {
 753                 len = g_queue_get_length(g_manage_raw_queue);
 754
 755                 if (len > 0) {
 756                         _media_thumb_raw_data_send_request();
 757                 } else {
 758                         g_queue_free(g_manage_raw_queue);
 759                         g_manage_raw_queue = NULL;
 760                 }
 761         }
 762
 763         return FALSE;
 764 }
 765
 766 int _media_thumb_send_request()
 767 {
 768         int err = MS_MEDIA_ERR_NONE;
 769         int sock = -1;
 770         struct sockaddr_un serv_addr;
 771         ms_sock_info_s sock_info;
 772         thumbReq *req_manager = NULL;
 773         int pid;
 774         sock_info.port = MS_THUMB_CREATOR_PORT;
 775
 776         err = ms_ipc_create_client_socket(MS_PROTOCOL_TCP, MS_TIMEOUT_SEC_10, &sock_info);
 777         if (err != MS_MEDIA_ERR_NONE) {
 778                 thumb_err("ms_ipc_create_client_socket failed");
 779                 return err;
 780         }
 781
 782         memset(&serv_addr, 0, sizeof(serv_addr));
 783         sock = sock_info.sock_fd;
 784         serv_addr.sun_family = AF_UNIX;
 785         strncpy(serv_addr.sun_path, THUMB_IPC_PATH, strlen(THUMB_IPC_PATH));
 786
 787         GIOChannel *channel = NULL;
 788         channel = g_io_channel_unix_new(sock);
 789         int source_id = -1;
 790
 791         /* Connecting to the thumbnail server */
 792         if (connect(sock, (struct sockaddr*)&serv_addr, sizeof(serv_addr)) < 0) {
 793                 thumb_stderror("connect");
 794                 if (errno == EACCES)
 795                         err = MS_MEDIA_ERR_PERMISSION_DENIED;
 796                 else
 797                         err = MS_MEDIA_ERR_SOCKET_CONN;
 798
 799                 g_io_channel_shutdown(channel, TRUE, NULL);
 800                 g_io_channel_unref(channel);
 801                 ms_ipc_delete_client_socket(&sock_info);
 802
 803                 return err;
 804         }
 805
 806         req_manager = (thumbReq *)g_queue_pop_head(g_manage_queue);
 807
 808         if (req_manager == NULL) {
 809                 thumb_err("queue pop fail");
 810                 g_io_channel_shutdown(channel, TRUE, NULL);
 811                 g_io_channel_unref(channel);
 812                 ms_ipc_delete_client_socket(&sock_info);
 813                 return MS_MEDIA_ERR_INVALID_PARAMETER;
 814         }
 815
 816         GSource *source = NULL;
 817         source = g_io_create_watch(channel, G_IO_IN);
 818         g_source_set_callback(source, (GSourceFunc)_media_thumb_write_socket, req_manager->userData, NULL);
 819         source_id = g_source_attach(source, g_main_context_get_thread_default());
 820
 821         thumbMsg req_msg;
 822
 823         memset((void *)&req_msg, 0, sizeof(thumbMsg));
 824
 825         pid = getpid();
 826         req_msg.pid = pid;
 827         req_msg.msg_type = req_manager->msg_type;
 828         req_msg.request_id = 0;
 829         req_msg.uid = req_manager->uid;
 830         strncpy(req_msg.org_path, req_manager->path, sizeof(req_msg.org_path));
 831         req_msg.org_path[strlen(req_msg.org_path)] = '\0';
 832         req_msg.dst_path[0] = '\0';
 833         req_msg.origin_path_size = strlen(req_msg.org_path) + 1;
 834         req_msg.dest_path_size = 1;
 835         req_msg.thumb_size = 0;
 836
 837         if (req_msg.origin_path_size > MAX_PATH_SIZE || req_msg.dest_path_size > MAX_PATH_SIZE) {
 838                 thumb_err("path's length exceeds %d", MAX_PATH_SIZE);
 839                 g_io_channel_shutdown(channel, TRUE, NULL);
 840                 g_io_channel_unref(channel);
 841                 ms_ipc_delete_client_socket(&sock_info);
 842                 return MS_MEDIA_ERR_INVALID_PARAMETER;
 843         }
 844
 845         unsigned char *buf = NULL;
 846         int buf_size = 0;
 847         _media_thumb_set_buffer(&req_msg, &buf, &buf_size);
 848
 849         if (send(sock, buf, buf_size, 0) != buf_size) {
 850                 thumb_err("sendto failed: %d", errno);
 851                 SAFE_FREE(buf);
 852                 g_source_destroy(g_main_context_find_source_by_id(g_main_context_get_thread_default(), source_id));
 853                 g_io_channel_shutdown(channel, TRUE, NULL);
 854                 g_io_channel_unref(channel);
 855                 ms_ipc_delete_client_socket(&sock_info);
 856                 return MS_MEDIA_ERR_SOCKET_SEND;
 857         }
 858
 859         SAFE_FREE(buf);
 860         thumb_dbg("Sending msg to thumbnail daemon is successful");
 861
 862
 863         if (req_manager->msg_type == THUMB_REQUEST_DB_INSERT) {
 864                 if (g_request_queue == NULL) {
 865                         g_request_queue = g_queue_new();
 866                 }
 867
 868                 thumbReq *thumb_req = NULL;
 869                 THUMB_MALLOC(thumb_req, sizeof(thumbReq));
 870                 if (thumb_req == NULL) {
 871                         thumb_err("Failed to create request element");
 872                         return MS_MEDIA_ERR_INVALID_PARAMETER;
 873                 }
 874
 875                 thumb_req->channel = channel;
 876                 thumb_req->path = strdup(req_manager->path);
 877                 thumb_req->source_id = source_id;
 878                 thumb_req->userData = req_manager->userData;
 879
 880                 g_queue_push_tail(g_request_queue, (gpointer)thumb_req);
 881         }
 882
 883         return err;
 884 }
 885
 886 int _media_thumb_raw_data_send_request()
 887 {
 888         int err = MS_MEDIA_ERR_NONE;
 889         int sock = -1;
 890         struct sockaddr_un serv_addr;
 891         ms_sock_info_s sock_info;
 892         thumbRawReq *req_manager = NULL;
 893         int pid;
 894         sock_info.port = MS_THUMB_CREATOR_PORT;
 895
 896         err = ms_ipc_create_client_socket(MS_PROTOCOL_TCP, MS_TIMEOUT_SEC_10, &sock_info);
 897         if (err != MS_MEDIA_ERR_NONE) {
 898                 thumb_err("ms_ipc_create_client_socket failed");
 899                 return err;
 900         }
 901
 902         memset(&serv_addr, 0, sizeof(serv_addr));
 903         sock = sock_info.sock_fd;
 904         serv_addr.sun_family = AF_UNIX;
 905         strncpy(serv_addr.sun_path, THUMB_IPC_PATH, strlen(THUMB_IPC_PATH));
 906
 907         GIOChannel *channel = NULL;
 908         channel = g_io_channel_unix_new(sock);
 909         int source_id = -1;
 910
 911         /* Connecting to the thumbnail server */
 912         if (connect(sock, (struct sockaddr*)&serv_addr, sizeof(serv_addr)) < 0) {
 913                 thumb_stderror("connect error");
 914                 if (errno == EACCES)
 915                         err = MS_MEDIA_ERR_PERMISSION_DENIED;
 916                 else
 917                         err = MS_MEDIA_ERR_SOCKET_CONN;
 918
 919                 g_io_channel_shutdown(channel, TRUE, NULL);
 920                 g_io_channel_unref(channel);
 921                 ms_ipc_delete_client_socket(&sock_info);
 922                 return err;
 923         }
 924
 925         req_manager = (thumbRawReq *)g_queue_pop_head(g_manage_raw_queue);
 926
 927         if (req_manager == NULL) {
 928                 thumb_err("queue pop fail");
 929                 g_io_channel_shutdown(channel, TRUE, NULL);
 930                 g_io_channel_unref(channel);
 931                 ms_ipc_delete_client_socket(&sock_info);
 932                 return MS_MEDIA_ERR_INVALID_PARAMETER;
 933         }
 934
 935         GSource *source = NULL;
 936         source = g_io_create_watch(channel, G_IO_IN);
 937         g_source_set_callback(source, (GSourceFunc)_media_thumb_raw_data_write_socket, req_manager->userData, NULL);
 938         source_id = g_source_attach(source, g_main_context_get_thread_default());
 939
 940         thumbMsg req_msg;
 941         memset((void *)&req_msg, 0, sizeof(thumbMsg));
 942
 943         pid = getpid();
 944         req_msg.pid = pid;
 945         req_msg.msg_type = req_manager->msg_type;
 946         req_msg.request_id = req_manager->request_id;
 947         req_msg.thumb_width = req_manager->width;
 948         req_msg.thumb_height = req_manager->height;
 949         req_msg.uid = req_manager->uid;
 950
 951         strncpy(req_msg.org_path, req_manager->path, sizeof(req_msg.org_path));
 952         req_msg.org_path[strlen(req_msg.org_path)] = '\0';
 953         req_msg.dst_path[0] = '\0';
 954
 955         req_msg.origin_path_size = strlen(req_msg.org_path) + 1;
 956         req_msg.dest_path_size = 1;
 957         req_msg.thumb_size = 0;
 958
 959         if (req_msg.origin_path_size > MAX_PATH_SIZE) {
 960                 thumb_err("path's length exceeds %d", MAX_PATH_SIZE);
 961                 g_io_channel_shutdown(channel, TRUE, NULL);
 962                 g_io_channel_unref(channel);
 963                 return MS_MEDIA_ERR_INVALID_PARAMETER;
 964         }
 965
 966         unsigned char *buf = NULL;
 967         int buf_size = 0;
 968         _media_thumb_set_buffer(&req_msg, &buf, &buf_size);
 969
 970         if (send(sock, buf, buf_size, 0) != buf_size) {
 971                 thumb_err("sendto failed: %d", errno);
 972                 SAFE_FREE(buf);
 973                 g_source_destroy(g_main_context_find_source_by_id(g_main_context_get_thread_default(), source_id));
 974                 g_io_channel_shutdown(channel, TRUE, NULL);
 975                 g_io_channel_unref(channel);
 976                 return MS_MEDIA_ERR_SOCKET_SEND;
 977         }
 978
 979         SAFE_FREE(buf);
 980
 981         if (req_manager->msg_type == THUMB_REQUEST_RAW_DATA) {
 982                 if (g_request_raw_queue == NULL) {
 983                         g_request_raw_queue = g_queue_new();
 984                 }
 985                 thumbRawReq *thumb_req = NULL;
 986                 THUMB_MALLOC(thumb_req, sizeof(thumbRawReq));
 987                 if (thumb_req == NULL) {
 988                         thumb_err("Failed to create request element");
 989                         return MS_MEDIA_ERR_INVALID_PARAMETER;
 990                 }
 991                 thumb_req->channel = channel;
 992                 thumb_req->request_id = req_manager->request_id;
 993                 thumb_req->source_id = source_id;
 994                 thumb_req->userData = req_manager->userData;
 995
 996                 g_queue_push_tail(g_request_raw_queue, (gpointer)thumb_req);
 997         }
 998         return MS_MEDIA_ERR_NONE;
 999 }
1000
1001 int _media_thumb_request_async(int msg_type, unsigned int request_id, const char *origin_path, thumbUserData *userData, uid_t uid)
1002 {
1003         int err = MS_MEDIA_ERR_NONE;
1004
1005         if (g_manage_queue == NULL) {
1006                 if (msg_type == THUMB_REQUEST_CANCEL_MEDIA)
1007                         return MS_MEDIA_ERR_INTERNAL;
1008
1009                 g_manage_queue = g_queue_new();
1010
1011                 thumbReq *thumb_req = NULL;
1012                 THUMB_MALLOC(thumb_req, sizeof(thumbReq));
1013                 if (thumb_req == NULL) {
1014                         thumb_err("Failed to create request element");
1015                         return MS_MEDIA_ERR_INVALID_PARAMETER;
1016                 }
1017
1018                 thumb_req->msg_type = msg_type;
1019                 thumb_req->path = strdup(origin_path);
1020                 thumb_req->userData = userData;
1021                 thumb_req->isCanceled = false;
1022                 thumb_req->request_id = request_id;
1023                 thumb_req->uid = uid;
1024
1025                 g_queue_push_tail(g_manage_queue, (gpointer)thumb_req);
1026
1027                 /* directly request at first time */
1028                 err = _media_thumb_send_request();
1029
1030         } else {
1031                 if (msg_type != THUMB_REQUEST_CANCEL_MEDIA) {
1032                         /* Enqueue */
1033 #if 0
1034                         if ((msg_type == THUMB_REQUEST_DB_INSERT) && (__media_thumb_check_req_queue(origin_path) < 0)) {
1035                                 thumb_err("duplicated request");
1036                                 return MS_MEDIA_ERR_THUMB_DUPLICATED_REQUEST;
1037                         }
1038 #endif
1039                         thumbReq *thumb_req = NULL;
1040                         THUMB_MALLOC(thumb_req, sizeof(thumbReq));
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->path = strdup(origin_path);
1048                         thumb_req->userData = userData;
1049                         thumb_req->isCanceled = false;
1050                         thumb_req->request_id = request_id;
1051                         thumb_req->uid = uid;
1052
1053                         g_queue_push_tail(g_manage_queue, (gpointer)thumb_req);
1054                 } else {
1055                         /* Dequeue */
1056                         err = __media_thumb_pop_manage_queue(request_id, origin_path);
1057                 }
1058         }
1059
1060         return err;
1061 }
1062
1063 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)
1064 {
1065         int err = MS_MEDIA_ERR_NONE;
1066
1067         if (g_manage_raw_queue == NULL) {
1068                 if (msg_type == THUMB_REQUEST_CANCEL_RAW_DATA)
1069                         return MS_MEDIA_ERR_INTERNAL;
1070
1071                 g_manage_raw_queue = g_queue_new();
1072
1073                 thumbRawReq *thumb_req = NULL;
1074                 THUMB_MALLOC(thumb_req, sizeof(thumbRawReq));
1075                 if (thumb_req == NULL) {
1076                         thumb_err("Failed to create request element");
1077                         return MS_MEDIA_ERR_INVALID_PARAMETER;
1078                 }
1079
1080                 thumb_req->msg_type = msg_type;
1081                 thumb_req->request_id = request_id;
1082                 thumb_req->path = strdup(origin_path);
1083                 thumb_req->width = width;
1084                 thumb_req->height = height;
1085                 thumb_req->userData = userData;
1086                 thumb_req->isCanceled = false;
1087                 thumb_req->uid = uid;
1088
1089                 g_queue_push_tail(g_manage_raw_queue, (gpointer)thumb_req);
1090
1091                 /* directly request at first time */
1092                 err = _media_thumb_raw_data_send_request();
1093
1094         } else {
1095                 if (msg_type != THUMB_REQUEST_CANCEL_RAW_DATA) {
1096                         /* Enqueue */
1097                         thumbRawReq *thumb_req = NULL;
1098                         THUMB_MALLOC(thumb_req, sizeof(thumbRawReq));
1099                         if (thumb_req == NULL) {
1100                                 thumb_err("Failed to create request element");
1101                                 return MS_MEDIA_ERR_INVALID_PARAMETER;
1102                         }
1103
1104                         thumb_req->msg_type = msg_type;
1105                         thumb_req->request_id = request_id;
1106                         thumb_req->path = strdup(origin_path);
1107                         thumb_req->width = width;
1108                         thumb_req->height = height;
1109                         thumb_req->userData = userData;
1110                         thumb_req->isCanceled = false;
1111                         thumb_req->uid = uid;
1112
1113                         g_queue_push_tail(g_manage_raw_queue, (gpointer)thumb_req);
1114
1115                 } else {
1116                         /* Dequeue */
1117                         err = __media_thumb_pop_raw_data_manage_queue(request_id);
1118                 }
1119         }
1120
1121         return err;
1122 }
1123
1124 int _media_thumb_request_cancel_all(bool isRaw)
1125 {
1126         int i;
1127         int req_len = -1;
1128         int len = 0;
1129
1130         if (isRaw) {
1131                 thumbRawReq *tmp_raw_req = NULL;
1132                 if (g_manage_raw_queue == NULL) {
1133                         thumb_err("manage_queue is NULL");
1134                         if (g_request_raw_queue != NULL) {
1135                                 /* Check request queue */
1136                                 len = g_queue_get_length(g_request_raw_queue);
1137                                 if (len > 0) {
1138                                         tmp_raw_req = g_queue_peek_head(g_request_raw_queue);
1139                                         if (tmp_raw_req != NULL)
1140                                                 tmp_raw_req->isCanceled = true;
1141                                         return MS_MEDIA_ERR_NONE;
1142                                 }
1143                         }
1144                         thumb_err("request_queue is NULL");
1145                         return MS_MEDIA_ERR_INTERNAL;
1146                 }
1147                 req_len = g_queue_get_length(g_manage_raw_queue);
1148                 for (i = 0; i < req_len; i++) {
1149                         tmp_raw_req = g_queue_pop_tail(g_manage_raw_queue);
1150                         if (tmp_raw_req) {
1151                                 SAFE_FREE(tmp_raw_req->path);
1152                                 SAFE_FREE(tmp_raw_req->userData);
1153                                 SAFE_FREE(tmp_raw_req);
1154                                 tmp_raw_req = NULL;
1155                         }
1156                 }
1157                 g_queue_free(g_manage_raw_queue);
1158                 g_manage_raw_queue = NULL;
1159                 if (g_request_raw_queue != NULL) {
1160                         /* Check request queue */
1161                         len = g_queue_get_length(g_request_raw_queue);
1162                         if (len > 0) {
1163                                 tmp_raw_req = g_queue_peek_head(g_request_raw_queue);
1164                                 if (tmp_raw_req != NULL)
1165                                         tmp_raw_req->isCanceled = true;
1166                         }
1167                 }
1168         } else {
1169                 thumbReq *tmp_req = NULL;
1170                 if (g_manage_queue == NULL) {
1171                         thumb_err("manage_queue is NULL");
1172                         if (g_request_queue != NULL) {
1173                                 /* Check request queue */
1174                                 len = g_queue_get_length(g_request_queue);
1175                                 if (len > 0) {
1176                                         tmp_req = g_queue_peek_head(g_request_queue);
1177                                         if (tmp_req != NULL)
1178                                                 tmp_req->isCanceled = true;
1179                                         return MS_MEDIA_ERR_NONE;
1180                                 }
1181                         }
1182                         thumb_err("request_queue is NULL");
1183                         return MS_MEDIA_ERR_INTERNAL;
1184                 }
1185                 req_len = g_queue_get_length(g_manage_queue);
1186                 for (i = 0; i < req_len; i++) {
1187                         tmp_req = g_queue_pop_tail(g_manage_queue);
1188                         if (tmp_req) {
1189                                 SAFE_FREE(tmp_req->path);
1190                                 SAFE_FREE(tmp_req->userData);
1191                                 SAFE_FREE(tmp_req);
1192                                 tmp_req = NULL;
1193                         }
1194                 }
1195                 g_queue_free(g_manage_queue);
1196                 g_manage_queue = NULL;
1197                 if (g_request_queue != NULL) {
1198                         /* Check request queue */
1199                         len = g_queue_get_length(g_request_queue);
1200                         if (len > 0) {
1201                                 tmp_req = g_queue_peek_head(g_request_queue);
1202                                 if (tmp_req != NULL)
1203                                         tmp_req->isCanceled = true;
1204                         }
1205                 }
1206         }
1207
1208         return MS_MEDIA_ERR_NONE;
1209 }