1 /*****************************************************************************
2 * item_list.h : Item list data structure for Watching system
3 *****************************************************************************
4 * Copyright (C) 2008-2010 the VideoLAN team and AUTHORS
7 * Authors: Srikanth Raju <srikiraju at gmail dot com>
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
22 *****************************************************************************/
24 #ifndef ML_ITEM_LIST_H
25 #define ML_ITEM_LIST_H
27 #include <vlc_input.h>
28 #include <vlc_arrays.h>
30 struct watch_thread_t;
31 typedef struct watch_thread_t watch_thread_t;
32 typedef struct item_list_t item_list_t;
35 * Definition of item_list_t
38 input_item_t *p_item; /**< Input item */
39 ml_media_t *p_media; /**< Media item */
40 item_list_t *p_next; /**< Next element in the list */
41 int i_media_id; /**< Media id */
42 int i_age; /**< Time spent in this list without activity */
43 int i_refs; /**< Number of important refs */
44 int i_update; /**< Flag set when the input item is updated:
47 2: increment play count,
51 #define ML_ITEMLIST_HASH_LENGTH 40
53 #define il_foreachhashlist( a, b, c ) \
54 for( int c = 0 ; c < ML_ITEMLIST_HASH_LENGTH ; c++ ) \
55 for( item_list_t* b = a[c]; b; b = b->p_next )
57 #define il_foreachlist( a, b ) for( item_list_t* b = a ; b; b = b->p_next )
59 #define item_list_add( a, b, c ) __item_list_add( a, b, c, false )
61 int __item_list_add( watch_thread_t *p_wt, ml_media_t* p_media,
62 input_item_t *p_item, bool );
63 item_list_t* item_list_delMedia( watch_thread_t *p_wt, int i_media_id );
64 item_list_t* item_list_delItem( watch_thread_t *p_wt, input_item_t *p_item, bool );
65 item_list_t* item_list_listitemOfMediaId( watch_thread_t *p_wt, int i_media_id );
66 input_item_t* item_list_itemOfMediaId( watch_thread_t *p_wt, int i_media_id );
67 ml_media_t* item_list_mediaOfMediaId( watch_thread_t *p_wt, int i_media_id );
68 ml_media_t* item_list_mediaOfItem( watch_thread_t *p_wt, input_item_t* p_item, bool );
69 int item_list_mediaIdOfItem( watch_thread_t *p_wt, input_item_t *p_item );
70 int item_list_updateInput( watch_thread_t *p_wt, input_item_t *p_item,
72 void item_list_destroy( watch_thread_t* p_wt );
75 * @brief Simple hash function
76 * @param item_id Hash Key
79 static inline int item_hash( input_item_t* p_item )
81 return DictHash( p_item->psz_uri, ML_ITEMLIST_HASH_LENGTH );
84 #endif /* ML_ITEM_LIST_H */