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309 lines
12 KiB
309 lines
12 KiB
/*****************************************************************************
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* configuration.h : configuration management module
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* This file describes the programming interface for the configuration module.
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* It includes functions allowing to declare, get or set configuration options.
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*****************************************************************************
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* Copyright (C) 1999-2006 the VideoLAN team
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* $Id$
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*
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* Authors: Gildas Bazin <gbazin@videolan.org>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
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*****************************************************************************/
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#ifndef VLC_CONFIGURATION_H
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#define VLC_CONFIGURATION_H 1
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/**
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* \file
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* This file describes the programming interface for the configuration module.
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* It includes functions allowing to declare, get or set configuration options.
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*/
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# ifdef __cplusplus
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extern "C" {
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# endif
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/*****************************************************************************
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* Macros used to build the configuration structure.
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*****************************************************************************/
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/* Configuration hint types */
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#define CONFIG_HINT_CATEGORY 0x02 /* Start of new category */
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#define CONFIG_HINT_SUBCATEGORY 0x03 /* Start of sub-category */
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#define CONFIG_HINT_SUBCATEGORY_END 0x04 /* End of sub-category */
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#define CONFIG_HINT_USAGE 0x05 /* Usage information */
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#define CONFIG_CATEGORY 0x06 /* Set category */
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#define CONFIG_SUBCATEGORY 0x07 /* Set subcategory */
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#define CONFIG_SECTION 0x08 /* Start of new section */
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/* Configuration item types */
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#define CONFIG_ITEM_FLOAT 0x20 /* Float option */
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#define CONFIG_ITEM_INTEGER 0x40 /* Integer option */
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#define CONFIG_ITEM_RGB 0x41 /* RGB color option */
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#define CONFIG_ITEM_BOOL 0x60 /* Bool option */
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#define CONFIG_ITEM_STRING 0x80 /* String option */
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#define CONFIG_ITEM_PASSWORD 0x81 /* Password option (*) */
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#define CONFIG_ITEM_KEY 0x82 /* Hot key option */
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#define CONFIG_ITEM_MODULE 0x84 /* Module option */
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#define CONFIG_ITEM_MODULE_CAT 0x85 /* Module option */
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#define CONFIG_ITEM_MODULE_LIST 0x86 /* Module option */
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#define CONFIG_ITEM_MODULE_LIST_CAT 0x87 /* Module option */
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#define CONFIG_ITEM_LOADFILE 0x8C /* Read file option */
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#define CONFIG_ITEM_SAVEFILE 0x8D /* Written file option */
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#define CONFIG_ITEM_DIRECTORY 0x8E /* Directory option */
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#define CONFIG_ITEM_FONT 0x8F /* Font option */
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#define CONFIG_ITEM(x) (((x) & ~0xF) != 0)
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/*******************************************************************
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* All predefined categories and subcategories
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*******************************************************************/
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#define CAT_INTERFACE 1
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#define SUBCAT_INTERFACE_GENERAL 101
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#define SUBCAT_INTERFACE_MAIN 102
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#define SUBCAT_INTERFACE_CONTROL 103
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#define SUBCAT_INTERFACE_HOTKEYS 104
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#define CAT_AUDIO 2
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#define SUBCAT_AUDIO_GENERAL 201
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#define SUBCAT_AUDIO_AOUT 202
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#define SUBCAT_AUDIO_AFILTER 203
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#define SUBCAT_AUDIO_VISUAL 204
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#define SUBCAT_AUDIO_MISC 205
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#define CAT_VIDEO 3
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#define SUBCAT_VIDEO_GENERAL 301
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#define SUBCAT_VIDEO_VOUT 302
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#define SUBCAT_VIDEO_VFILTER 303
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#define SUBCAT_VIDEO_TEXT 304
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#define SUBCAT_VIDEO_SUBPIC 305
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#define SUBCAT_VIDEO_VFILTER2 306
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#define CAT_INPUT 4
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#define SUBCAT_INPUT_GENERAL 401
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#define SUBCAT_INPUT_ACCESS 402
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#define SUBCAT_INPUT_DEMUX 403
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#define SUBCAT_INPUT_VCODEC 404
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#define SUBCAT_INPUT_ACODEC 405
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#define SUBCAT_INPUT_SCODEC 406
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#define SUBCAT_INPUT_STREAM_FILTER 407
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#define CAT_SOUT 5
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#define SUBCAT_SOUT_GENERAL 501
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#define SUBCAT_SOUT_STREAM 502
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#define SUBCAT_SOUT_MUX 503
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#define SUBCAT_SOUT_ACO 504
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#define SUBCAT_SOUT_PACKETIZER 505
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#define SUBCAT_SOUT_SAP 506
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#define SUBCAT_SOUT_VOD 507
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#define CAT_ADVANCED 6
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#define SUBCAT_ADVANCED_CPU 601
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#define SUBCAT_ADVANCED_MISC 602
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#define SUBCAT_ADVANCED_NETWORK 603
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#define SUBCAT_ADVANCED_XML 604
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#define CAT_PLAYLIST 7
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#define SUBCAT_PLAYLIST_GENERAL 701
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#define SUBCAT_PLAYLIST_SD 702
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#define SUBCAT_PLAYLIST_EXPORT 703
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#define CAT_OSD 8
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#define SUBCAT_OSD_IMPORT 801
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struct config_category_t
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{
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int i_id;
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const char *psz_name;
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const char *psz_help;
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};
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typedef union
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{
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char *psz;
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int64_t i;
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float f;
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} module_value_t;
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struct module_config_t
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{
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char *psz_type; /* Configuration subtype */
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char *psz_name; /* Option name */
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char *psz_text; /* Short comment on the configuration option */
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char *psz_longtext; /* Long comment on the configuration option */
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module_value_t value; /* Option value */
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module_value_t orig;
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module_value_t min;
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module_value_t max;
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/* Values list */
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char ** ppsz_list; /* List of possible values for the option */
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int *pi_list; /* Idem for integers */
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char **ppsz_list_text; /* Friendly names for list values */
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int i_list; /* Options list size */
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vlc_callback_t pf_update_list; /* Callback to initialize dropdown lists */
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uint8_t i_type; /* Configuration type */
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char i_short; /* Optional short option name */
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/* Misc */
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unsigned b_dirty:1; /* Dirty flag to indicate a config change */
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unsigned b_advanced:1; /* Flag to indicate an advanced option */
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unsigned b_internal:1; /* Flag to indicate option is not to be shown */
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unsigned b_unsaveable:1; /* Config should not be saved */
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unsigned b_safe:1; /* Safe to use in web plugins and playlists */
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/* Actions list */
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int i_action; /* actions list size */
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vlc_callback_t *ppf_action; /* List of possible actions for a config */
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char **ppsz_action_text; /* Friendly names for actions */
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/* Deprecated */
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char *psz_oldname; /* Old option name */
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bool b_removed;
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};
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/*****************************************************************************
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* Prototypes - these methods are used to get, set or manipulate configuration
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* data.
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*****************************************************************************/
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VLC_API int config_GetType(vlc_object_t *, const char *) VLC_USED;
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VLC_API int64_t config_GetInt(vlc_object_t *, const char *) VLC_USED;
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VLC_API void config_PutInt(vlc_object_t *, const char *, int64_t);
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VLC_API float config_GetFloat(vlc_object_t *, const char *) VLC_USED;
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VLC_API void config_PutFloat(vlc_object_t *, const char *, float);
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VLC_API char * config_GetPsz(vlc_object_t *, const char *) VLC_USED VLC_MALLOC;
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VLC_API void config_PutPsz(vlc_object_t *, const char *, const char *);
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VLC_API int config_SaveConfigFile( vlc_object_t * );
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#define config_SaveConfigFile(a) config_SaveConfigFile(VLC_OBJECT(a))
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VLC_API void config_ResetAll( vlc_object_t * );
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#define config_ResetAll(a) config_ResetAll(VLC_OBJECT(a))
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VLC_API module_config_t * config_FindConfig( vlc_object_t *, const char * ) VLC_USED;
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VLC_API char * config_GetDataDir( vlc_object_t * ) VLC_USED VLC_MALLOC;
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#define config_GetDataDir(a) config_GetDataDir(VLC_OBJECT(a))
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VLC_API const char * config_GetLibDir( void ) VLC_USED;
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VLC_API const char * config_GetConfDir( void ) VLC_USED;
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typedef enum vlc_userdir
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{
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VLC_HOME_DIR, /* User's home */
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VLC_CONFIG_DIR, /* VLC-specific configuration directory */
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VLC_DATA_DIR, /* VLC-specific data directory */
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VLC_CACHE_DIR, /* VLC-specific user cached data directory */
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/* Generic directories (same as XDG) */
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VLC_DESKTOP_DIR=0x80,
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VLC_DOWNLOAD_DIR,
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VLC_TEMPLATES_DIR,
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VLC_PUBLICSHARE_DIR,
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VLC_DOCUMENTS_DIR,
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VLC_MUSIC_DIR,
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VLC_PICTURES_DIR,
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VLC_VIDEOS_DIR,
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} vlc_userdir_t;
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VLC_API char * config_GetUserDir( vlc_userdir_t ) VLC_USED VLC_MALLOC;
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VLC_API void config_AddIntf( vlc_object_t *, const char * );
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VLC_API void config_RemoveIntf( vlc_object_t *, const char * );
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VLC_API bool config_ExistIntf( vlc_object_t *, const char * ) VLC_USED;
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#define config_GetType(a,b) config_GetType(VLC_OBJECT(a),b)
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#define config_GetInt(a,b) config_GetInt(VLC_OBJECT(a),b)
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#define config_PutInt(a,b,c) config_PutInt(VLC_OBJECT(a),b,c)
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#define config_GetFloat(a,b) config_GetFloat(VLC_OBJECT(a),b)
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#define config_PutFloat(a,b,c) config_PutFloat(VLC_OBJECT(a),b,c)
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#define config_GetPsz(a,b) config_GetPsz(VLC_OBJECT(a),b)
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#define config_PutPsz(a,b,c) config_PutPsz(VLC_OBJECT(a),b,c)
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#define config_AddIntf(a,b) config_AddIntf(VLC_OBJECT(a),b)
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#define config_RemoveIntf(a,b) config_RemoveIntf(VLC_OBJECT(a),b)
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#define config_ExistIntf(a,b) config_ExistIntf(VLC_OBJECT(a),b)
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/****************************************************************************
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* config_chain_t:
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****************************************************************************/
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struct config_chain_t
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{
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config_chain_t *p_next; /**< Pointer on the next config_chain_t element */
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char *psz_name; /**< Option name */
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char *psz_value; /**< Option value */
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};
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/**
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* This function will
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* - create all options in the array ppsz_options (var_Create).
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* - parse the given linked list of config_chain_t and set the value (var_Set).
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*
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* The option names will be created by adding the psz_prefix prefix.
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*/
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VLC_API void config_ChainParse( vlc_object_t *, const char *psz_prefix, const char *const *ppsz_options, config_chain_t * );
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#define config_ChainParse( a, b, c, d ) config_ChainParse( VLC_OBJECT(a), b, c, d )
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/**
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* This function will parse a configuration string (psz_string) and
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* - set the module name (*ppsz_name)
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* - set all options for this module in a chained list (*pp_cfg)
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* - returns a pointer on the next module if any.
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*
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* The string format is
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* module{option=*,option=*}[:modulenext{option=*,...}]
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*
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* The options values are unescaped using config_StringUnescape.
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*/
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VLC_API char *config_ChainCreate( char **ppsz_name, config_chain_t **pp_cfg, const char *psz_string ) VLC_USED VLC_MALLOC;
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/**
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* This function will release a linked list of config_chain_t
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* (Including the head)
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*/
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VLC_API void config_ChainDestroy( config_chain_t * );
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/**
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* This function will duplicate a linked list of config_chain_t
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*/
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VLC_API config_chain_t * config_ChainDuplicate( const config_chain_t * ) VLC_USED VLC_MALLOC;
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/**
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* This function will unescape a string in place and will return a pointer on
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* the given string.
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* No memory is allocated by it (unlike config_StringEscape).
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* If NULL is given as parameter nothing will be done (NULL will be returned).
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*
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* The following sequences will be unescaped (only one time):
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* \\ \' and \"
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*/
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VLC_API char * config_StringUnescape( char *psz_string );
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/**
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* This function will escape a string that can be unescaped by
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* config_StringUnescape.
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* The returned value is allocated by it. You have to free it once you
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* do not need it anymore (unlike config_StringUnescape).
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* If NULL is given as parameter nothing will be done (NULL will be returned).
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*
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* The escaped characters are ' " and \
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*/
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VLC_API char * config_StringEscape( const char *psz_string ) VLC_USED VLC_MALLOC;
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# ifdef __cplusplus
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}
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# endif
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#endif /* _VLC_CONFIGURATION_H */
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