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 <glib.h>
  27 #include <fcntl.h>
  28 #include <string.h>
  29 #include <errno.h>
  30 #include <grp.h>
  31 #include <pwd.h>
  32
  33 #define GLOBAL_USER    0 //#define     tzplatform_getenv(TZ_GLOBAL) //TODO
  34
  35 static __thread GQueue *g_request_queue = NULL;
  36 typedef struct {
  37         GIOChannel *channel;
  38         char *path;
  39         int source_id;
  40 } thumbReq;
  41
  42 int
  43 _media_thumb_create_socket(int sock_type, int *sock)
  44 {
  45         int sock_fd = 0;
  46
  47         if ((sock_fd = socket(PF_INET, SOCK_STREAM, IPPROTO_TCP)) < 0) {
  48                 thumb_err("socket failed: %s", strerror(errno));
  49                 return MEDIA_THUMB_ERROR_NETWORK;
  50         }
  51
  52         if (sock_type == CLIENT_SOCKET) {
  53
  54 #ifdef _USE_MEDIA_UTIL_
  55                 struct timeval tv_timeout = { MS_TIMEOUT_SEC_10, 0 };
  56 #else
  57                 struct timeval tv_timeout = { TIMEOUT_SEC, 0 };
  58 #endif
  59
  60                 if (setsockopt(sock_fd, SOL_SOCKET, SO_RCVTIMEO, &tv_timeout, sizeof(tv_timeout)) == -1) {
  61                         thumb_err("setsockopt failed: %s", strerror(errno));
  62                         close(sock_fd);
  63                         return MEDIA_THUMB_ERROR_NETWORK;
  64                 }
  65         } else if (sock_type == SERVER_SOCKET) {
  66
  67                 int n_reuse = 1;
  68
  69                 if (setsockopt(sock_fd, SOL_SOCKET, SO_REUSEADDR, &n_reuse, sizeof(n_reuse)) == -1) {
  70                         thumb_err("setsockopt failed: %s", strerror(errno));
  71                         close(sock_fd);
  72                         return MEDIA_THUMB_ERROR_NETWORK;
  73                 }
  74         }
  75
  76         *sock = sock_fd;
  77
  78         return MEDIA_THUMB_ERROR_NONE;
  79 }
  80
  81
  82 int
  83 _media_thumb_create_udp_socket(int *sock)
  84 {
  85         int sock_fd = 0;
  86
  87         if ((sock_fd = socket(PF_INET, SOCK_DGRAM, IPPROTO_UDP)) < 0) {
  88                 thumb_err("socket failed: %s", strerror(errno));
  89                 return MEDIA_THUMB_ERROR_NETWORK;
  90         }
  91
  92 #ifdef _USE_MEDIA_UTIL_
  93         struct timeval tv_timeout = { MS_TIMEOUT_SEC_10, 0 };
  94 #else
  95         struct timeval tv_timeout = { TIMEOUT_SEC, 0 };
  96 #endif
  97
  98         if (setsockopt(sock_fd, SOL_SOCKET, SO_RCVTIMEO, &tv_timeout, sizeof(tv_timeout)) == -1) {
  99                 thumb_err("setsockopt failed: %s", strerror(errno));
 100                 close(sock_fd);
 101                 return MEDIA_THUMB_ERROR_NETWORK;
 102         }
 103
 104         *sock = sock_fd;
 105
 106         return MEDIA_THUMB_ERROR_NONE;
 107 }
 108
 109 int _media_thumb_get_error()
 110 {
 111         if (errno == EWOULDBLOCK) {
 112                 thumb_err("Timeout. Can't try any more");
 113                 return MEDIA_THUMB_ERROR_TIMEOUT;
 114         } else {
 115                 thumb_err("recvfrom failed : %s", strerror(errno));
 116                 return MEDIA_THUMB_ERROR_NETWORK;
 117         }
 118 }
 119
 120 int __media_thumb_pop_req_queue(const char *path, bool shutdown_channel)
 121 {
 122         int req_len = 0, i;
 123
 124         if (g_request_queue == NULL) return -1;
 125         req_len = g_queue_get_length(g_request_queue);
 126
 127 //      thumb_dbg("Queue length : %d", req_len);
 128 //      thumb_dbg("Queue path : %s", path);
 129
 130         if (req_len <= 0) {
 131 //              thumb_dbg("There is no request in the queue");
 132         } else {
 133
 134                 for (i = 0; i < req_len; i++) {
 135                         thumbReq *req = NULL;
 136                         req = (thumbReq *)g_queue_peek_nth(g_request_queue, i);
 137                         if (req == NULL) continue;
 138
 139                         if (strncmp(path, req->path, strlen(path)) == 0) {
 140                                 //thumb_dbg("Popped %s", path);
 141                                 if (shutdown_channel) {
 142                                         g_source_destroy(g_main_context_find_source_by_id(g_main_context_get_thread_default(), req->source_id));
 143
 144                                         g_io_channel_shutdown(req->channel, TRUE, NULL);
 145                                         g_io_channel_unref(req->channel);
 146                                 }
 147                                 g_queue_pop_nth(g_request_queue, i);
 148
 149                                 SAFE_FREE(req->path);
 150                                 SAFE_FREE(req);
 151
 152                                 break;
 153                         }
 154                 }
 155                 if (i == req_len) {
 156 //                      thumb_dbg("There's no %s in the queue", path);
 157                 }
 158         }
 159
 160         return MEDIA_THUMB_ERROR_NONE;
 161 }
 162
 163 int __media_thumb_check_req_queue(const char *path)
 164 {
 165         int req_len = 0, i;
 166
 167         req_len = g_queue_get_length(g_request_queue);
 168
 169 //      thumb_dbg("Queue length : %d", req_len);
 170 //      thumb_dbg("Queue path : %s", path);
 171
 172         if (req_len <= 0) {
 173 //              thumb_dbg("There is no request in the queue");
 174         } else {
 175
 176                 for (i = 0; i < req_len; i++) {
 177                         thumbReq *req = NULL;
 178                         req = (thumbReq *)g_queue_peek_nth(g_request_queue, i);
 179                         if (req == NULL) continue;
 180
 181                         if (strncmp(path, req->path, strlen(path)) == 0) {
 182                                 //thumb_dbg("Same Request - %s", path);
 183                                 return -1;
 184
 185                                 break;
 186                         }
 187                 }
 188         }
 189
 190         return MEDIA_THUMB_ERROR_NONE;
 191 }
 192
 193 int
 194 _media_thumb_recv_msg(int sock, int header_size, thumbMsg *msg)
 195 {
 196         int recv_msg_len = 0;
 197         unsigned char *buf = NULL;
 198
 199         buf = (unsigned char*)malloc(header_size);
 200
 201         if ((recv_msg_len = recv(sock, buf, header_size, 0)) <= 0) {
 202                 thumb_err("recvfrom failed : %s", strerror(errno));
 203                 SAFE_FREE(buf);
 204                 return _media_thumb_get_error();
 205         }
 206
 207         memcpy(msg, buf, header_size);
 208         //thumb_dbg("origin_path_size : %d, dest_path_size : %d", msg->origin_path_size, msg->dest_path_size);
 209
 210         SAFE_FREE(buf);
 211
 212         buf = (unsigned char*)malloc(msg->origin_path_size);
 213
 214         if ((recv_msg_len = recv(sock, buf, msg->origin_path_size, 0)) < 0) {
 215                 thumb_err("recvfrom failed : %s", strerror(errno));
 216                 SAFE_FREE(buf);
 217                 return _media_thumb_get_error();
 218         }
 219
 220         strncpy(msg->org_path, (char*)buf, msg->origin_path_size);
 221         //thumb_dbg("original path : %s", msg->org_path);
 222
 223         SAFE_FREE(buf);
 224         buf = (unsigned char*)malloc(msg->dest_path_size);
 225
 226         if ((recv_msg_len = recv(sock, buf, msg->dest_path_size, 0)) < 0) {
 227                 thumb_err("recvfrom failed : %s", strerror(errno));
 228                 SAFE_FREE(buf);
 229                 return _media_thumb_get_error();
 230         }
 231
 232         strncpy(msg->dst_path, (char*)buf, msg->dest_path_size);
 233         //thumb_dbg("destination path : %s", msg->dst_path);
 234
 235         SAFE_FREE(buf);
 236         return MEDIA_THUMB_ERROR_NONE;
 237 }
 238
 239 #ifdef _USE_UDS_SOCKET_
 240 int
 241 _media_thumb_recv_udp_msg(int sock, int header_size, thumbMsg *msg, struct sockaddr_un *from_addr, unsigned int *from_size)
 242 #else
 243 int
 244 _media_thumb_recv_udp_msg(int sock, int header_size, thumbMsg *msg, struct sockaddr_in *from_addr, unsigned int *from_size)
 245 #endif
 246 {
 247         int recv_msg_len = 0;
 248 #ifdef _USE_UDS_SOCKET_
 249         unsigned int from_addr_size = sizeof(struct sockaddr_un);
 250 #else
 251         unsigned int from_addr_size = sizeof(struct sockaddr_in);
 252 #endif
 253         unsigned char *buf = NULL;
 254
 255         buf = (unsigned char*)malloc(sizeof(thumbMsg));
 256
 257         if ((recv_msg_len = recvfrom(sock, buf, sizeof(thumbMsg), 0, (struct sockaddr *)from_addr, &from_addr_size)) < 0) {
 258                 thumb_err("recvfrom failed : %s", strerror(errno));
 259                 SAFE_FREE(buf);
 260                 return _media_thumb_get_error();
 261         }
 262
 263         memcpy(msg, buf, header_size);
 264
 265         if (msg->origin_path_size <= 0  || msg->origin_path_size > MAX_PATH_SIZE) {
 266                 SAFE_FREE(buf);
 267                 thumb_err("msg->origin_path_size is invalid %d", msg->origin_path_size );
 268                 return MEDIA_THUMB_ERROR_NETWORK;
 269         }
 270
 271         strncpy(msg->org_path, (char*)buf + header_size, msg->origin_path_size);
 272         //thumb_dbg("original path : %s", msg->org_path);
 273
 274         if (msg->dest_path_size <= 0  || msg->dest_path_size > MAX_PATH_SIZE) {
 275                 SAFE_FREE(buf);
 276                 thumb_err("msg->origin_path_size is invalid %d", msg->dest_path_size );
 277                 return MEDIA_THUMB_ERROR_NETWORK;
 278         }
 279
 280         strncpy(msg->dst_path, (char*)buf + header_size + msg->origin_path_size, msg->dest_path_size);
 281         //thumb_dbg("destination path : %s", msg->dst_path);
 282
 283         SAFE_FREE(buf);
 284         *from_size = from_addr_size;
 285
 286         return MEDIA_THUMB_ERROR_NONE;
 287 }
 288
 289 int
 290 _media_thumb_set_buffer(thumbMsg *req_msg, unsigned char **buf, int *buf_size)
 291 {
 292         if (req_msg == NULL || buf == NULL) {
 293                 return -1;
 294         }
 295
 296         int org_path_len = 0;
 297         int dst_path_len = 0;
 298         int size = 0;
 299         int header_size = 0;
 300
 301         header_size = sizeof(thumbMsg) - MAX_PATH_SIZE*2;
 302         org_path_len = strlen(req_msg->org_path) + 1;
 303         dst_path_len = strlen(req_msg->dst_path) + 1;
 304
 305         //thumb_dbg("Basic Size : %d, org_path : %s[%d], dst_path : %s[%d]", header_size, req_msg->org_path, org_path_len, req_msg->dst_path, dst_path_len);
 306
 307         size = header_size + org_path_len + dst_path_len;
 308         *buf = malloc(size);
 309         memcpy(*buf, req_msg, header_size);
 310         memcpy((*buf)+header_size, req_msg->org_path, org_path_len);
 311         memcpy((*buf)+header_size + org_path_len, req_msg->dst_path, dst_path_len);
 312
 313         *buf_size = size;
 314
 315         return 0;
 316 }
 317
 318 int
 319 _media_thumb_request(int msg_type, media_thumb_type thumb_type, const char *origin_path, char *thumb_path, int max_length, media_thumb_info *thumb_info, uid_t uid)
 320 {
 321         int sock;
 322 #ifdef _USE_UDS_SOCKET_
 323         struct sockaddr_un serv_addr;
 324 #elif defined(_USE_UDS_SOCKET_TCP_)
 325         struct sockaddr_un serv_addr;
 326 #else
 327         const char *serv_ip = "127.0.0.1";
 328         struct sockaddr_in serv_addr;
 329 #endif
 330
 331         int recv_str_len = 0;
 332         int err;
 333         int pid;
 334
 335
 336 #ifdef _USE_MEDIA_UTIL_
 337 #ifdef _USE_UDS_SOCKET_
 338         if (ms_ipc_create_client_socket(MS_PROTOCOL_TCP, MS_TIMEOUT_SEC_10, &sock, MS_THUMB_CREATOR_PORT) < 0) {
 339 #elif defined(_USE_UDS_SOCKET_TCP_)
 340         if (ms_ipc_create_client_tcp_socket(MS_PROTOCOL_TCP, MS_TIMEOUT_SEC_10, &sock, MS_THUMB_CREATOR_TCP_PORT) < 0) {
 341 #else
 342         if (ms_ipc_create_client_socket(MS_PROTOCOL_TCP, MS_TIMEOUT_SEC_10, &sock) < 0) {
 343 #endif
 344                 thumb_err("ms_ipc_create_client_socket failed");
 345                 return MEDIA_THUMB_ERROR_NETWORK;
 346         }
 347 #else
 348         /* Creaete a TCP socket */
 349         if (_media_thumb_create_socket(CLIENT_SOCKET, &sock) < 0) {
 350                 thumb_err("_media_thumb_create_socket failed");
 351                 return MEDIA_THUMB_ERROR_NETWORK;
 352         }
 353 #endif
 354
 355         memset(&serv_addr, 0, sizeof(serv_addr));
 356 #ifdef _USE_UDS_SOCKET_
 357         serv_addr.sun_family = AF_UNIX;
 358 #elif defined(_USE_UDS_SOCKET_TCP_)
 359         serv_addr.sun_family = AF_UNIX;
 360 #else
 361         serv_addr.sin_family = AF_INET;
 362         serv_addr.sin_addr.s_addr = inet_addr(serv_ip);
 363 #endif
 364
 365 #ifdef _USE_MEDIA_UTIL_
 366 #ifdef _USE_UDS_SOCKET_
 367         strcpy(serv_addr.sun_path, "/var/run/media-server/media_ipc_thumbcreator.socket");
 368 #elif defined(_USE_UDS_SOCKET_TCP_)
 369         thumb_dbg("");
 370         strcpy(serv_addr.sun_path, "/var/run/media-server/media_ipc_thumbcreator.socket");
 371 #else
 372         serv_addr.sin_port = htons(MS_THUMB_CREATOR_PORT);
 373 #endif
 374 #else
 375         serv_addr.sin_port = htons(THUMB_DAEMON_PORT);
 376 #endif
 377
 378         /* Connecting to the thumbnail server */
 379         if (connect(sock, (struct sockaddr*)&serv_addr, sizeof(serv_addr)) < 0) {
 380                 thumb_err("connect error : %s", strerror(errno));
 381                 return MEDIA_THUMB_ERROR_NETWORK;
 382         }
 383
 384         thumbMsg req_msg;
 385         thumbMsg recv_msg;
 386
 387         memset((void *)&req_msg, 0, sizeof(thumbMsg));
 388         memset((void *)&recv_msg, 0, sizeof(thumbMsg));
 389
 390         /* Get PID of client*/
 391         pid = getpid();
 392         req_msg.pid = pid;
 393
 394         /* Set requset message */
 395         req_msg.msg_type = msg_type;
 396         req_msg.thumb_type = thumb_type;
 397         req_msg.uid = uid;
 398         strncpy(req_msg.org_path, origin_path, sizeof(req_msg.org_path));
 399         req_msg.org_path[strlen(req_msg.org_path)] = '\0';
 400
 401         if (msg_type == THUMB_REQUEST_SAVE_FILE) {
 402                 strncpy(req_msg.dst_path, thumb_path, sizeof(req_msg.dst_path));
 403                 req_msg.dst_path[strlen(req_msg.dst_path)] = '\0';
 404         }
 405
 406         req_msg.origin_path_size = strlen(req_msg.org_path) + 1;
 407         req_msg.dest_path_size = strlen(req_msg.dst_path) + 1;
 408
 409         if (req_msg.origin_path_size > MAX_PATH_SIZE || req_msg.dest_path_size > MAX_PATH_SIZE) {
 410                 thumb_err("path's length exceeds %d", MAX_PATH_SIZE);
 411                 close(sock);
 412                 return MEDIA_THUMB_ERROR_INVALID_PARAMETER;
 413         }
 414
 415         unsigned char *buf = NULL;
 416         int buf_size = 0;
 417         int header_size = 0;
 418
 419         header_size = sizeof(thumbMsg) - MAX_PATH_SIZE*2;
 420         _media_thumb_set_buffer(&req_msg, &buf, &buf_size);
 421
 422         if (send(sock, buf, buf_size, 0) != buf_size) {
 423                 thumb_err("sendto failed: %d\n", errno);
 424                 SAFE_FREE(buf);
 425                 close(sock);
 426                 return MEDIA_THUMB_ERROR_NETWORK;
 427         }
 428
 429         thumb_dbg("Sending msg to thumbnail daemon is successful");
 430
 431         SAFE_FREE(buf);
 432
 433         if ((err = _media_thumb_recv_msg(sock, header_size, &recv_msg)) < 0) {
 434                 thumb_err("_media_thumb_recv_msg failed ");
 435                 close(sock);
 436                 return err;
 437         }
 438
 439         recv_str_len = strlen(recv_msg.org_path);
 440         thumb_dbg("recv %s(%d) from thumb daemon is successful", recv_msg.org_path, recv_str_len);
 441
 442         close(sock);
 443
 444         if (recv_str_len > max_length) {
 445                 thumb_err("user buffer is too small. Output's length is %d", recv_str_len);
 446                 return MEDIA_THUMB_ERROR_INVALID_PARAMETER;
 447         }
 448
 449         if (recv_msg.status == THUMB_FAIL) {
 450                 thumb_err("Failed to make thumbnail");
 451                 return -1;
 452         }
 453
 454         if (msg_type != THUMB_REQUEST_SAVE_FILE) {
 455                 strncpy(thumb_path, recv_msg.dst_path, max_length);
 456         }
 457
 458         thumb_info->origin_width = recv_msg.origin_width;
 459         thumb_info->origin_height = recv_msg.origin_height;
 460
 461         return 0;
 462 }
 463
 464 static int _mkdir(const char *dir, mode_t mode) {
 465         char tmp[256];
 466         char *p = NULL;
 467         size_t len;
 468
 469         snprintf(tmp, sizeof(tmp),"%s",dir);
 470         len = strlen(tmp);
 471         if(tmp[len - 1] == '/')
 472                 tmp[len - 1] = 0;
 473         for(p = tmp + 1; *p; p++)
 474                 if(*p == '/') {
 475                         *p = 0;
 476                         mkdir(tmp, mode);
 477                         *p = '/';
 478                 }
 479         return mkdir(tmp, mode);
 480 }
 481
 482 static char* _media_thumb_get_default_path(uid_t uid)
 483 {
 484         char *result_psswd = NULL;
 485         struct group *grpinfo = NULL;
 486         if(uid == getuid())
 487         {
 488                 result_psswd = strdup(THUMB_DEFAULT_PATH);
 489                 grpinfo = getgrnam("users");
 490                 if(grpinfo == NULL) {
 491                         thumb_err("getgrnam(users) returns NULL !");
 492                         return NULL;
 493                 }
 494         }
 495         else
 496         {
 497                 struct passwd *userinfo = getpwuid(uid);
 498                 if(userinfo == NULL) {
 499                         thumb_err("getpwuid(%d) returns NULL !", uid);
 500                         return NULL;
 501                 }
 502                 grpinfo = getgrnam("users");
 503                 if(grpinfo == NULL) {
 504                         thumb_err("getgrnam(users) returns NULL !");
 505                         return NULL;
 506                 }
 507                 // Compare git_t type and not group name
 508                 if (grpinfo->gr_gid != userinfo->pw_gid) {
 509                         thumb_err("UID [%d] does not belong to 'users' group!", uid);
 510                         return NULL;
 511                 }
 512                 asprintf(&result_psswd, "%s/data/file-manager-service/.thumb/phone", userinfo->pw_dir);
 513         }
 514
 515         /* create dir */
 516         _mkdir(result_psswd,S_IRWXU | S_IRWXG | S_IRWXO);
 517
 518         return result_psswd;
 519 }
 520
 521 int
 522 _media_thumb_process(thumbMsg *req_msg, thumbMsg *res_msg, uid_t uid)
 523 {
 524         int err = -1;
 525         GdkPixbuf *data = NULL;
 526         int thumb_size = 0;
 527         int thumb_w = 0;
 528         int thumb_h = 0;
 529         int origin_w = 0;
 530         int origin_h = 0;
 531         int max_length = 0;
 532         char *thumb_path = NULL;
 533         int need_update_db = 0;
 534         int alpha = 0;
 535
 536         if (req_msg == NULL || res_msg == NULL) {
 537                 thumb_err("Invalid msg!");
 538                 return MEDIA_THUMB_ERROR_INVALID_PARAMETER;
 539         }
 540
 541         int msg_type = req_msg->msg_type;
 542         media_thumb_type thumb_type = req_msg->thumb_type;
 543         const char *origin_path = req_msg->org_path;
 544
 545         media_thumb_format thumb_format = MEDIA_THUMB_BGRA;
 546
 547         thumb_path = res_msg->dst_path;
 548         thumb_path[0] = '\0';
 549         max_length = sizeof(res_msg->dst_path);
 550
 551         err = _media_thumb_db_connect(uid);
 552         if (err < 0) {
 553                 thumb_err("_media_thumb_mb_svc_connect failed: %d", err);
 554                 return MEDIA_THUMB_ERROR_DB;
 555         }
 556
 557         if (msg_type == THUMB_REQUEST_DB_INSERT) {
 558                 err = _media_thumb_get_thumb_from_db_with_size(origin_path, thumb_path, max_length, &need_update_db, &origin_w, &origin_h);
 559                 if (err == 0) {
 560                         res_msg->origin_width = origin_w;
 561                         res_msg->origin_height = origin_h;
 562                         _media_thumb_db_disconnect();
 563                         return MEDIA_THUMB_ERROR_NONE;
 564                 } else {
 565                         if (strlen(thumb_path) == 0) {
 566                                 err = _media_thumb_get_hash_name(origin_path, thumb_path, max_length,uid);
 567                                 if (err < 0) {
 568                                         thumb_err("_media_thumb_get_hash_name failed - %d\n", err);
 569                                         strncpy(thumb_path, _media_thumb_get_default_path(uid), max_length);
 570                                         _media_thumb_db_disconnect();
 571                                         return err;
 572                                 }
 573
 574                                 thumb_path[strlen(thumb_path)] = '\0';
 575                         }
 576                 }
 577
 578         } else if (msg_type == THUMB_REQUEST_SAVE_FILE) {
 579                 strncpy(thumb_path, req_msg->dst_path, max_length);
 580
 581         } else if (msg_type == THUMB_REQUEST_ALL_MEDIA) {
 582                 err = _media_thumb_get_hash_name(origin_path, thumb_path, max_length,uid);
 583                 if (err < 0) {
 584                         thumb_err("_media_thumb_get_hash_name failed - %d\n", err);
 585                         strncpy(thumb_path, _media_thumb_get_default_path(uid), max_length);
 586                         _media_thumb_db_disconnect();
 587                         return err;
 588                 }
 589
 590                 thumb_path[strlen(thumb_path)] = '\0';
 591         }
 592
 593         if (g_file_test(thumb_path,
 594                                         G_FILE_TEST_EXISTS | G_FILE_TEST_IS_REGULAR)) {
 595                 thumb_warn("thumb path already exists in file system.. remove the existed file");
 596                 _media_thumb_remove_file(thumb_path);
 597         }
 598
 599         err = _thumbnail_get_data(origin_path, thumb_type, thumb_format, &data, &thumb_size, &thumb_w, &thumb_h, &origin_w, &origin_h, &alpha, uid);
 600         if (err < 0) {
 601                 thumb_err("_thumbnail_get_data failed - %d\n", err);
 602                 g_object_unref(data);
 603
 604                 strncpy(thumb_path, _media_thumb_get_default_path(uid), max_length);
 605                 _media_thumb_db_disconnect();
 606                 return err;
 607         }
 608
 609         //thumb_dbg("Size : %d, W:%d, H:%d", thumb_size, thumb_w, thumb_h);
 610         //thumb_dbg("Origin W:%d, Origin H:%d\n", origin_w, origin_h);
 611         //thumb_dbg("Thumb : %s", thumb_path);
 612
 613         res_msg->msg_type = THUMB_RESPONSE;
 614         res_msg->thumb_size = thumb_size;
 615         res_msg->thumb_width = thumb_w;
 616         res_msg->thumb_height = thumb_h;
 617         res_msg->origin_width = origin_w;
 618         res_msg->origin_height = origin_h;
 619
 620         /* If the image is transparent PNG format, make png file as thumbnail of this image */
 621         if (alpha) {
 622                 char file_ext[10];
 623                 err = _media_thumb_get_file_ext(origin_path, file_ext, sizeof(file_ext));
 624                 if (strncasecmp(file_ext, "png", 3) == 0) {
 625                         int len = strlen(thumb_path);
 626                         thumb_path[len - 3] = 'p';
 627                         thumb_path[len - 2] = 'n';
 628                         thumb_path[len - 1] = 'g';
 629                 }
 630                 thumb_dbg("Thumb path is changed : %s", thumb_path);
 631         }
 632
 633         err = _media_thumb_save_to_file_with_gdk(data, thumb_w, thumb_h, alpha, thumb_path);
 634         if (err < 0) {
 635                 thumb_err("save_to_file_with_gdk failed - %d\n", err);
 636                 g_object_unref(data);
 637
 638                 if (msg_type == THUMB_REQUEST_DB_INSERT || msg_type == THUMB_REQUEST_ALL_MEDIA)
 639                         strncpy(thumb_path, _media_thumb_get_default_path(uid), max_length);
 640
 641                 _media_thumb_db_disconnect();
 642                 return err;
 643         } else {
 644                 thumb_dbg("file save success\n");
 645         }
 646
 647         /* fsync */
 648         int fd = 0;
 649         fd = open(thumb_path, O_WRONLY);
 650         if (fd < 0) {
 651                 thumb_warn("open failed");
 652         } else {
 653                 err = fsync(fd);
 654                 if (err == -1) {
 655                         thumb_warn("fsync failed");
 656                 }
 657
 658                 close(fd);
 659         }
 660         /* End of fsync */
 661
 662         g_object_unref(data);
 663
 664         /* DB update if needed */
 665         if (need_update_db == 1) {
 666                 err = _media_thumb_update_db(origin_path, thumb_path, res_msg->origin_width, res_msg->origin_height, uid);
 667                 if (err < 0) {
 668                         thumb_err("_media_thumb_update_db failed : %d", err);
 669                 }
 670         }
 671
 672         _media_thumb_db_disconnect();
 673
 674         return 0;
 675 }
 676
 677 gboolean _media_thumb_write_socket(GIOChannel *src, GIOCondition condition, gpointer data)
 678 {
 679         thumbMsg recv_msg;
 680         int header_size = 0;
 681         int recv_str_len = 0;
 682         int sock = 0;
 683         int err = MEDIA_THUMB_ERROR_NONE;
 684
 685         memset((void *)&recv_msg, 0, sizeof(thumbMsg));
 686         sock = g_io_channel_unix_get_fd(src);
 687
 688         header_size = sizeof(thumbMsg) - MAX_PATH_SIZE*2;
 689
 690         thumb_err("_media_thumb_write_socket socket : %d", sock);
 691
 692         if ((err = _media_thumb_recv_msg(sock, header_size, &recv_msg)) < 0) {
 693                 thumb_err("_media_thumb_recv_msg failed ");
 694                 g_io_channel_shutdown(src, TRUE, NULL);
 695                 return FALSE;
 696         }
 697
 698         recv_str_len = strlen(recv_msg.dst_path);
 699         thumb_dbg("recv %s(%d) in  [ %s ] from thumb daemon is successful", recv_msg.dst_path, recv_str_len, recv_msg.org_path);
 700
 701         g_io_channel_shutdown(src, TRUE, NULL);
 702
 703         //thumb_dbg("Completed..%s", recv_msg.org_path);
 704         __media_thumb_pop_req_queue(recv_msg.org_path, FALSE);
 705
 706         if (recv_msg.status == THUMB_FAIL) {
 707                 thumb_err("Failed to make thumbnail");
 708                 err = MEDIA_THUMB_ERROR_UNSUPPORTED;
 709                 goto callback;
 710         }
 711
 712 callback:
 713         if (data) {
 714                 thumbUserData* cb = (thumbUserData*)data;
 715                 cb->func(err, recv_msg.dst_path, cb->user_data);
 716                 free(cb);
 717                 cb = NULL;
 718         }
 719
 720         thumb_dbg("Done");
 721         return FALSE;
 722 }
 723
 724 int
 725 _media_thumb_request_async(int msg_type, media_thumb_type thumb_type, const char *origin_path, thumbUserData *userData, uid_t uid)
 726 {
 727         int sock;
 728 #ifdef _USE_UDS_SOCKET_
 729         struct sockaddr_un serv_addr;
 730 #elif defined(_USE_UDS_SOCKET_TCP_)
 731         struct sockaddr_un serv_addr;
 732 #else
 733         const char *serv_ip = "127.0.0.1";
 734         struct sockaddr_in serv_addr;
 735 #endif
 736
 737         int pid;
 738
 739         if ((msg_type == THUMB_REQUEST_DB_INSERT) && (__media_thumb_check_req_queue(origin_path) < 0)) {
 740                 return MEDIA_THUMB_ERROR_DUPLICATED_REQUEST;
 741         }
 742
 743 #ifdef _USE_MEDIA_UTIL_
 744 #ifdef _USE_UDS_SOCKET_
 745         if (ms_ipc_create_client_socket(MS_PROTOCOL_TCP, MS_TIMEOUT_SEC_10, &sock, MS_THUMB_CREATOR_PORT) < 0) {
 746 #elif defined(_USE_UDS_SOCKET_TCP_)
 747         if (ms_ipc_create_client_tcp_socket(MS_PROTOCOL_TCP, MS_TIMEOUT_SEC_10, &sock, MS_THUMB_CREATOR_TCP_PORT) < 0) {
 748 #else
 749         if (ms_ipc_create_client_socket(MS_PROTOCOL_TCP, MS_TIMEOUT_SEC_10, &sock) < 0) {
 750 #endif
 751                 thumb_err("ms_ipc_create_client_socket failed");
 752                 return MEDIA_THUMB_ERROR_NETWORK;
 753         }
 754 #else
 755         /* Creaete a TCP socket */
 756         if (_media_thumb_create_socket(CLIENT_SOCKET, &sock) < 0) {
 757                 thumb_err("_media_thumb_create_socket failed");
 758                 return MEDIA_THUMB_ERROR_NETWORK;
 759         }
 760 #endif
 761
 762         GIOChannel *channel = NULL;
 763         channel = g_io_channel_unix_new(sock);
 764         int source_id = -1;
 765
 766
 767         memset(&serv_addr, 0, sizeof(serv_addr));
 768 #ifdef _USE_UDS_SOCKET_
 769         serv_addr.sun_family = AF_UNIX;
 770 #elif defined(_USE_UDS_SOCKET_TCP_)
 771         serv_addr.sun_family = AF_UNIX;
 772 #else
 773         serv_addr.sin_family = AF_INET;
 774         serv_addr.sin_addr.s_addr = inet_addr(serv_ip);
 775 #endif
 776
 777 #ifdef _USE_MEDIA_UTIL_
 778 #ifdef _USE_UDS_SOCKET_
 779         strcpy(serv_addr.sun_path, "/tmp/media_ipc_thumbcreator.dat");
 780 #elif defined(_USE_UDS_SOCKET_TCP_)
 781         strcpy(serv_addr.sun_path, "/tmp/media_ipc_thumbcreator.dat");
 782 #else
 783         serv_addr.sin_port = htons(MS_THUMB_CREATOR_PORT);
 784 #endif
 785 #else
 786         serv_addr.sin_port = htons(THUMB_DAEMON_PORT);
 787 #endif
 788
 789         /* Connecting to the thumbnail server */
 790         if (connect(sock, (struct sockaddr*)&serv_addr, sizeof(serv_addr)) < 0) {
 791                 thumb_err("connect error : %s", strerror(errno));
 792                 g_io_channel_shutdown(channel, TRUE, NULL);
 793                 return MEDIA_THUMB_ERROR_NETWORK;
 794         }
 795
 796         if (msg_type != THUMB_REQUEST_CANCEL_MEDIA) {
 797                 //source_id = g_io_add_watch(channel, G_IO_IN, _media_thumb_write_socket, userData );
 798
 799                 /* Create new channel to watch udp socket */
 800                 GSource *source = NULL;
 801                 source = g_io_create_watch(channel, G_IO_IN);
 802
 803                 /* Set callback to be called when socket is readable */
 804                 g_source_set_callback(source, (GSourceFunc)_media_thumb_write_socket, userData, NULL);
 805                 source_id = g_source_attach(source, g_main_context_get_thread_default());
 806         }
 807
 808         thumbMsg req_msg;
 809         memset((void *)&req_msg, 0, sizeof(thumbMsg));
 810
 811         pid = getpid();
 812         req_msg.pid = pid;
 813         req_msg.msg_type = msg_type;
 814         req_msg.thumb_type = thumb_type;
 815         req_msg.uid = uid;
 816
 817         strncpy(req_msg.org_path, origin_path, sizeof(req_msg.org_path));
 818         req_msg.org_path[strlen(req_msg.org_path)] = '\0';
 819
 820         req_msg.origin_path_size = strlen(req_msg.org_path) + 1;
 821         req_msg.dest_path_size = strlen(req_msg.dst_path) + 1;
 822
 823         if (req_msg.origin_path_size > MAX_PATH_SIZE || req_msg.dest_path_size > MAX_PATH_SIZE) {
 824                 thumb_err("path's length exceeds %d", MAX_PATH_SIZE);
 825                 g_io_channel_shutdown(channel, TRUE, NULL);
 826                 return MEDIA_THUMB_ERROR_INVALID_PARAMETER;
 827         }
 828
 829         unsigned char *buf = NULL;
 830         int buf_size = 0;
 831         _media_thumb_set_buffer(&req_msg, &buf, &buf_size);
 832
 833         //thumb_dbg("buffer size : %d", buf_size);
 834
 835         if (send(sock, buf, buf_size, 0) != buf_size) {
 836                 thumb_err("sendto failed: %d\n", errno);
 837                 SAFE_FREE(buf);
 838                 g_source_destroy(g_main_context_find_source_by_id(g_main_context_get_thread_default(), source_id));
 839                 g_io_channel_shutdown(channel, TRUE, NULL);
 840                 return MEDIA_THUMB_ERROR_NETWORK;
 841         }
 842
 843         SAFE_FREE(buf);
 844         thumb_dbg("Sending msg to thumbnail daemon is successful");
 845
 846 #if 0
 847         if (msg_type == THUMB_REQUEST_CANCEL_MEDIA) {
 848                 g_io_channel_shutdown(channel, TRUE, NULL);
 849         }
 850 #else
 851         if (msg_type == THUMB_REQUEST_CANCEL_MEDIA) {
 852                 g_io_channel_shutdown(channel, TRUE, NULL);
 853
 854                 //thumb_dbg("Cancel : %s[%d]", origin_path, sock);
 855                 __media_thumb_pop_req_queue(origin_path, TRUE);
 856         } else if (msg_type == THUMB_REQUEST_DB_INSERT) {
 857                 if (g_request_queue == NULL) {
 858                         g_request_queue = g_queue_new();
 859                 }
 860
 861                 thumbReq *thumb_req = NULL;
 862                 thumb_req = calloc(1, sizeof(thumbReq));
 863                 if (thumb_req == NULL) {
 864                         thumb_err("Failed to create request element");
 865                         return 0;
 866                 }
 867
 868                 thumb_req->channel = channel;
 869                 thumb_req->path = strdup(origin_path);
 870                 thumb_req->source_id = source_id;
 871
 872                 //thumb_dbg("Push : %s [%d]", origin_path, sock);
 873                 g_queue_push_tail(g_request_queue, (gpointer)thumb_req);
 874         }
 875 #endif
 876
 877         return 0;
 878 }
 879