X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=include%2Fconfiguration.h;h=6bea943c808540c78269127365e1b756166131eb;hb=5b173c09d06dd1587948319dd5e96a6ab8fe23fb;hp=090e57d3f2c4dc6d897c1651e574307b9218d970;hpb=49d00069faa86ffcf22d4cbd064cd5c500056ea1;p=vlc diff --git a/include/configuration.h b/include/configuration.h index 090e57d3f2..6bea943c80 100644 --- a/include/configuration.h +++ b/include/configuration.h @@ -3,16 +3,16 @@ * This file describes the programming interface for the configuration module. * It includes functions allowing to declare, get or set configuration options. ***************************************************************************** - * Copyright (C) 1999, 2000 VideoLAN - * $Id: configuration.h,v 1.30 2003/08/10 09:22:07 gbazin Exp $ + * Copyright (C) 1999-2006 the VideoLAN team + * $Id$ * - * Authors: Gildas Bazin + * Authors: Gildas Bazin * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. - * + * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the @@ -20,7 +20,7 @@ * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA. + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA. *****************************************************************************/ /***************************************************************************** @@ -28,12 +28,18 @@ *****************************************************************************/ /* Configuration hint types */ + + #define CONFIG_HINT_END 0x0001 /* End of config */ #define CONFIG_HINT_CATEGORY 0x0002 /* Start of new category */ #define CONFIG_HINT_SUBCATEGORY 0x0003 /* Start of sub-category */ #define CONFIG_HINT_SUBCATEGORY_END 0x0004 /* End of sub-category */ #define CONFIG_HINT_USAGE 0x0005 /* Usage information */ +#define CONFIG_CATEGORY 0x0006 /* Set category */ +#define CONFIG_SUBCATEGORY 0x0007 /* Set subcategory */ +#define CONFIG_SECTION 0x0008 /* Start of new section */ + #define CONFIG_HINT 0x000F /* Configuration item types */ @@ -44,18 +50,82 @@ #define CONFIG_ITEM_BOOL 0x0050 /* Bool option */ #define CONFIG_ITEM_FLOAT 0x0060 /* Float option */ #define CONFIG_ITEM_DIRECTORY 0x0070 /* Directory option */ +#define CONFIG_ITEM_KEY 0x0080 /* Hot key option */ +#define CONFIG_ITEM_MODULE_CAT 0x0090 /* Module option */ +#define CONFIG_ITEM_MODULE_LIST 0x00A0 /* Module option */ +#define CONFIG_ITEM_MODULE_LIST_CAT 0x00B0 /* Module option */ #define CONFIG_ITEM 0x00F0 +/******************************************************************* + * All predefined categories and subcategories + *******************************************************************/ +#define CAT_INTERFACE 1 + #define SUBCAT_INTERFACE_GENERAL 101 + #define SUBCAT_INTERFACE_MAIN 102 + #define SUBCAT_INTERFACE_CONTROL 103 + #define SUBCAT_INTERFACE_HOTKEYS 104 + +#define CAT_AUDIO 2 + #define SUBCAT_AUDIO_GENERAL 201 + #define SUBCAT_AUDIO_AOUT 202 + #define SUBCAT_AUDIO_AFILTER 203 + #define SUBCAT_AUDIO_VISUAL 204 + #define SUBCAT_AUDIO_MISC 205 + +#define CAT_VIDEO 3 + #define SUBCAT_VIDEO_GENERAL 301 + #define SUBCAT_VIDEO_VOUT 302 + #define SUBCAT_VIDEO_VFILTER 303 + #define SUBCAT_VIDEO_TEXT 304 + #define SUBCAT_VIDEO_SUBPIC 305 + #define SUBCAT_VIDEO_VFILTER2 306 + +#define CAT_INPUT 4 + #define SUBCAT_INPUT_GENERAL 401 + #define SUBCAT_INPUT_ACCESS 402 + #define SUBCAT_INPUT_ACCESS_FILTER 403 + #define SUBCAT_INPUT_DEMUX 404 + #define SUBCAT_INPUT_VCODEC 405 + #define SUBCAT_INPUT_ACODEC 406 + #define SUBCAT_INPUT_SCODEC 407 + +#define CAT_SOUT 5 + #define SUBCAT_SOUT_GENERAL 501 + #define SUBCAT_SOUT_STREAM 502 + #define SUBCAT_SOUT_MUX 503 + #define SUBCAT_SOUT_ACO 504 + #define SUBCAT_SOUT_PACKETIZER 505 + #define SUBCAT_SOUT_SAP 506 + #define SUBCAT_SOUT_VOD 507 + +#define CAT_ADVANCED 6 + #define SUBCAT_ADVANCED_CPU 601 + #define SUBCAT_ADVANCED_MISC 602 + #define SUBCAT_ADVANCED_NETWORK 603 + #define SUBCAT_ADVANCED_XML 604 + +#define CAT_PLAYLIST 7 + #define SUBCAT_PLAYLIST_GENERAL 701 + #define SUBCAT_PLAYLIST_SD 702 + #define SUBCAT_PLAYLIST_EXPORT 703 + +struct config_category_t +{ + int i_id; + const char *psz_name; + const char *psz_help; +}; + struct module_config_t { int i_type; /* Configuration type */ - char *psz_type; /* Configuration subtype */ - char *psz_name; /* Option name */ + const char *psz_type; /* Configuration subtype */ + const char *psz_name; /* Option name */ char i_short; /* Optional short option name */ - char *psz_text; /* Short comment on the configuration option */ - char *psz_longtext; /* Long comment on the configuration option */ - char *psz_value; /* Option value */ + const char *psz_text; /* Short comment on the configuration option */ + const char *psz_longtext; /* Long comment on the configuration option */ + const char *psz_value; /* Option value */ int i_value; /* Option value */ float f_value; /* Option value */ int i_min; /* Option minimum value */ @@ -67,16 +137,38 @@ struct module_config_t vlc_callback_t pf_callback; void *p_callback_data; - char **ppsz_list; /* List of possible values for the option */ + /* Values list */ + const char **ppsz_list; /* List of possible values for the option */ + int *pi_list; /* Idem for integers */ + const char **ppsz_list_text; /* Friendly names for list values */ + int i_list; /* Options list size */ + /* Actions list */ + vlc_callback_t *ppf_action; /* List of possible actions for a config */ + const char **ppsz_action_text; /* Friendly names for actions */ + int i_action; /* actions list size */ + + /* Deprecated */ + const char *psz_current; /* Good option name */ + vlc_bool_t b_strict; /* Transitionnal or strict */ + /* Misc */ vlc_mutex_t *p_lock; /* Lock to use when modifying the config */ vlc_bool_t b_dirty; /* Dirty flag to indicate a config change */ vlc_bool_t b_advanced; /* Flag to indicate an advanced option */ + vlc_bool_t b_internal; /* Flag to indicate option is not to be shown */ + vlc_bool_t b_restart; /* Flag to indicate the option need a restart */ + /* to take effect */ /* Original option values */ - char *psz_value_orig; + const char *psz_value_orig; int i_value_orig; float f_value_orig; + + /* Option values loaded from config file */ + const char *psz_value_saved; + int i_value_saved; + float f_value_saved; + vlc_bool_t b_autosave; /* Config will be auto-saved at exit time */ }; /***************************************************************************** @@ -93,11 +185,14 @@ VLC_EXPORT( void, __config_PutPsz, (vlc_object_t *, const char *, const char VLC_EXPORT( int, __config_LoadCmdLine, ( vlc_object_t *, int *, char *[], vlc_bool_t ) ); VLC_EXPORT( char *, config_GetHomeDir, ( void ) ); +VLC_EXPORT( char *, config_GetUserDir, ( void ) ); +VLC_EXPORT( const char *, config_GetDataDir, ( const vlc_object_t * ) ); VLC_EXPORT( int, __config_LoadConfigFile, ( vlc_object_t *, const char * ) ); VLC_EXPORT( int, __config_SaveConfigFile, ( vlc_object_t *, const char * ) ); VLC_EXPORT( void, __config_ResetAll, ( vlc_object_t * ) ); -VLC_EXPORT( module_config_t *, config_FindConfig,( vlc_object_t *, const char *psz_name ) ); +VLC_EXPORT( module_config_t *, config_FindConfig,( vlc_object_t *, const char * ) ); +VLC_EXPORT( module_t *, config_FindModule,( vlc_object_t *, const char * ) ); VLC_EXPORT( void, config_Duplicate, ( module_t *, module_config_t * ) ); void config_Free ( module_t * ); @@ -118,10 +213,14 @@ VLC_EXPORT( void, config_UnsetCallbacks, ( module_config_t * ) ); #define config_SaveConfigFile(a,b) __config_SaveConfigFile(VLC_OBJECT(a),b) #define config_ResetAll(a) __config_ResetAll(VLC_OBJECT(a)) +/* internal only */ +int config_CreateDir( vlc_object_t *, const char * ); +int config_AutoSaveConfigFile( vlc_object_t * ); + /***************************************************************************** * Macros used to build the configuration structure. * - * Note that internally we support only 3 types of config data: int , float + * Note that internally we support only 3 types of config data: int, float * and string. * The other types declared here just map to one of these 3 basic types but * have the advantage of also providing very good hints to a configuration @@ -131,49 +230,222 @@ VLC_EXPORT( void, config_UnsetCallbacks, ( module_config_t * ) ); * allow for a more user friendly interface. *****************************************************************************/ +#define add_config_inner( ) \ + i_config++; \ + if( (i_config % 10) == 0 ) \ + p_config = (module_config_t *) \ + realloc(p_config, (i_config+11) * sizeof(module_config_t)); \ + memset( p_config + i_config, 0, sizeof( *p_config ) ) + +#define add_type_inner( type ) \ + add_config_inner( ); \ + p_config[i_config].i_type = type + +#define add_typedesc_inner( type, text, longtext ) \ + add_type_inner( type ); \ + p_config[i_config].psz_text = text; \ + p_config[i_config].psz_longtext = longtext + +#define add_typeadv_inner( type, text, longtext, advc ) \ + add_typedesc_inner( type, text, longtext ); \ + p_config[i_config].b_advanced = advc + +#define add_typename_inner( type, name, text, longtext, advc, cb ) \ + add_typeadv_inner( type, text, longtext, advc ); \ + p_config[i_config].psz_name = name; \ + p_config[i_config].pf_callback = cb + +#define add_string_inner( type, name, text, longtext, advc, cb, value ) \ + add_typename_inner( type, name, text, longtext, advc, cb ); \ + p_config[i_config].psz_value = value + +#define add_int_inner( type, name, text, longtext, advc, cb, value ) \ + add_typename_inner( type, name, text, longtext, advc, cb ); \ + p_config[i_config].i_value = value + + +#define set_category( i_id ) \ + add_type_inner( CONFIG_CATEGORY ); \ + p_config[i_config].i_value = i_id + +#define set_subcategory( i_id ) \ + add_type_inner( CONFIG_SUBCATEGORY ); \ + p_config[i_config].i_value = i_id + +#define set_section( text, longtext ) \ + add_typedesc_inner( CONFIG_SECTION, text, longtext ) + #define add_category_hint( text, longtext, advc ) \ - { static module_config_t tmp = { CONFIG_HINT_CATEGORY, NULL, NULL, '\0', text, longtext }; p_config[ i_config ] = tmp; p_config[i_config].b_advanced = advc; } i_config++ + add_typeadv_inner( CONFIG_HINT_CATEGORY, text, longtext, advc ) + #define add_subcategory_hint( text, longtext ) \ - { static module_config_t tmp = { CONFIG_HINT_SUBCATEGORY, NULL, NULL, '\0', text, longtext }; p_config[ i_config ] = tmp; } i_config++ + add_typedesc_inner( CONFIG_HINT_SUBCATEGORY, text, longtext ) + #define end_subcategory_hint \ - { static module_config_t tmp = { CONFIG_HINT_SUBCATEGORY_END, NULL, NULL, '\0' }; p_config[ i_config ] = tmp; } i_config++ + add_type_inner( CONFIG_HINT_SUBCATEGORY_END ) + #define add_usage_hint( text ) \ - { static module_config_t tmp = { CONFIG_HINT_USAGE, NULL, NULL, '\0', text }; p_config[ i_config ] = tmp; } i_config++ - -#define add_string( name, psz_value, p_callback, text, longtext, advc ) \ - { static module_config_t tmp = { CONFIG_ITEM_STRING, NULL, name, '\0', text, longtext, psz_value }; tmp.b_advanced = advc; p_config[ i_config ] = tmp; p_config[ i_config ].pf_callback = p_callback; } i_config++ -#define add_string_from_list( name, psz_value, ppsz_list, p_callback, text, \ - longtext, advc ) \ - { static module_config_t tmp = { CONFIG_ITEM_STRING, NULL, name, '\0', text, longtext, psz_value, 0, 0, 0, 0, 0, 0, NULL, NULL, ppsz_list }; p_config[ i_config ] = tmp; p_config[ i_config ].pf_callback = p_callback; p_config[i_config].b_advanced = advc; } i_config++ -#define add_file( name, psz_value, p_callback, text, longtext, advc ) \ - { static module_config_t tmp = { CONFIG_ITEM_FILE, NULL, name, '\0', text, longtext, psz_value, 0, 0 }; p_config[ i_config ] = tmp; p_config[ i_config ].pf_callback = p_callback; p_config[i_config].b_advanced = advc; } i_config++ -#define add_directory( name, psz_value, p_callback, text, longtext, advc ) \ - { static module_config_t tmp = { CONFIG_ITEM_DIRECTORY, NULL, name, '\0', text, longtext, psz_value, 0, 0 }; p_config[ i_config ] = tmp; p_config[ i_config ].pf_callback = p_callback; p_config[i_config].b_advanced = advc; } i_config++ -#define add_module( name, psz_caps, psz_value, p_callback, text, longtext, advc ) \ - { static module_config_t tmp = { CONFIG_ITEM_MODULE, psz_caps, name, '\0', text, longtext, psz_value }; p_config[ i_config ] = tmp; p_config[ i_config ].pf_callback = p_callback; p_config[i_config].b_advanced = advc; } i_config++ -#define add_integer( name, i_value, p_callback, text, longtext, advc ) \ - { static module_config_t tmp = { CONFIG_ITEM_INTEGER, NULL, name, '\0', text, longtext, NULL, i_value }; p_config[ i_config ] = tmp; p_config[ i_config ].pf_callback = p_callback; p_config[i_config].b_advanced = advc; } i_config++ -#define add_integer_with_range( name, i_value, i_min, i_max, p_callback, text, longtext, advc ) \ - { static module_config_t tmp = { CONFIG_ITEM_INTEGER, NULL, name, '\0', text, longtext, NULL, i_value, 0, i_min, i_max }; p_config[ i_config ] = tmp; p_config[ i_config ].pf_callback = p_callback; p_config[i_config].b_advanced = advc; } i_config++ -#define add_float( name, f_value, p_callback, text, longtext, advc ) \ - { static module_config_t tmp = { CONFIG_ITEM_FLOAT, NULL, name, '\0', text, longtext, NULL, 0, f_value }; p_config[ i_config ] = tmp; p_config[ i_config ].pf_callback = p_callback; p_config[i_config].b_advanced = advc; } i_config++ -#define add_float_with_range( name, f_value, f_min, f_max, p_callback, text, longtext, advc ) \ - { static module_config_t tmp = { CONFIG_ITEM_FLOAT, NULL, name, '\0', text, longtext, NULL, 0, f_value, 0, 0, f_min, f_max }; p_config[ i_config ] = tmp; p_config[ i_config ].pf_callback = p_callback; p_config[i_config].b_advanced = advc; } i_config++ -#define add_bool( name, b_value, p_callback, text, longtext, advc ) \ - { static module_config_t tmp = { CONFIG_ITEM_BOOL, NULL, name, '\0', text, longtext, NULL, b_value }; p_config[ i_config ] = tmp; p_config[ i_config ].pf_callback = p_callback; p_config[i_config].b_advanced = advc; } i_config++ - -/* These should be seldom used. They were added just to provide easy shortcuts - * for the command line interface */ -#define add_string_with_short( name, ch, psz_value, p_callback, text, ltext, advc ) \ - { static module_config_t tmp = { CONFIG_ITEM_STRING, NULL, name, ch, text, ltext, psz_value }; p_config[ i_config ] = tmp; p_config[ i_config ].pf_callback = p_callback; p_config[i_config].b_advanced = advc; } i_config++ -#define add_file_with_short( name, ch, psz_value, p_callback, text, ltext, advc ) \ - { static module_config_t tmp = { CONFIG_ITEM_FILE, NULL, name, ch, text, ltext, psz_value }; p_config[ i_config ] = tmp; p_config[ i_config ].pf_callback = p_callback; p_config[i_config].b_advanced = advc; } i_config++ -#define add_module_with_short( name, ch, psz_caps, psz_value, p_callback, \ - text, ltext, advc) \ - { static module_config_t tmp = { CONFIG_ITEM_MODULE, psz_caps, name, ch, text, ltext, psz_value }; p_config[ i_config ] = tmp; p_config[ i_config ].pf_callback = p_callback; p_config[i_config].b_advanced = advc; } i_config++ -#define add_integer_with_short( name, ch, i_value, p_callback, text, ltext, advc ) \ - { static module_config_t tmp = { CONFIG_ITEM_INTEGER, NULL, name, ch, text, ltext, NULL, i_value }; p_config[ i_config ] = tmp; p_config[ i_config ].pf_callback = p_callback; p_config[i_config].b_advanced = advc; } i_config++ -#define add_float_with_short( name, ch, f_value, p_callback, text, ltext, advc ) \ - { static module_config_t tmp = { CONFIG_ITEM_FLOAT, NULL, name, ch, text, ltext, NULL, 0, f_value }; p_config[ i_config ] = tmp; p_config[ i_config ].pf_callback = p_callback; p_config[i_config].b_advanced = advc;} i_config++ -#define add_bool_with_short( name, ch, b_value, p_callback, text, ltext, advc ) \ - { static module_config_t tmp = { CONFIG_ITEM_BOOL, NULL, name, ch, text, ltext, NULL, b_value }; p_config[ i_config ] = tmp; p_config[ i_config ].pf_callback = p_callback; p_config[i_config].b_advanced = advc;} i_config++ + add_typedesc_inner( CONFIG_HINT_USAGE, text, NULL ) + +#define add_string( name, value, p_callback, text, longtext, advc ) \ + add_string_inner( CONFIG_ITEM_STRING, name, text, longtext, advc, p_callback, value ) + +#define add_file( name, value, p_callback, text, longtext, advc ) \ + add_string_inner( CONFIG_ITEM_FILE, name, text, longtext, advc, p_callback, value ) + +#define add_directory( name, value, p_callback, text, longtext, advc ) \ + add_string_inner( CONFIG_ITEM_DIRECTORY, name, text, longtext, advc, p_callback, value ) + +#define add_module( name, psz_caps, value, p_callback, text, longtext, advc ) \ + add_string_inner( CONFIG_ITEM_MODULE, name, text, longtext, advc, p_callback, value ); \ + p_config[i_config].psz_type = psz_caps + +#define add_module_cat( name, i_subcategory, value, p_callback, text, longtext, advc ) \ + add_string_inner( CONFIG_ITEM_MODULE_CAT, name, text, longtext, advc, p_callback, value ); \ + p_config[i_config].i_min = i_subcategory /* gruik */ + +#define add_module_list( name, psz_caps, value, p_callback, text, longtext, advc ) \ + add_string_inner( CONFIG_ITEM_MODULE_LIST, name, text, longtext, advc, p_callback, value ); \ + p_config[i_config].psz_type = psz_caps + +#define add_module_list_cat( name, i_subcategory, value, p_callback, text, longtext, advc ) \ + add_string_inner( CONFIG_ITEM_MODULE_LIST_CAT, name, text, longtext, advc, p_callback, value ); \ + p_config[i_config].i_min = i_subcategory /* gruik */ + +#define add_integer( name, value, p_callback, text, longtext, advc ) \ + add_int_inner( CONFIG_ITEM_INTEGER, name, text, longtext, advc, p_callback, value ) + +#define add_key( name, value, p_callback, text, longtext, advc ) \ + add_int_inner( CONFIG_ITEM_KEY, name, text, longtext, advc, p_callback, value ) + +#define add_integer_with_range( name, value, i_min, i_max, p_callback, text, longtext, advc ) \ + add_integer( name, value, p_callback, text, longtext, advc ); \ + change_integer_range( i_min, i_max ) + +#define add_float( name, value, p_callback, text, longtext, advc ) \ + add_typename_inner( CONFIG_ITEM_FLOAT, name, text, longtext, advc, p_callback ); \ + p_config[i_config].f_value = value + +#define add_float_with_range( name, value, f_min, f_max, p_callback, text, longtext, advc ) \ + add_float( name, value, p_callback, text, longtext, advc ); \ + change_float_range( f_min, f_max ) + +#define add_bool( name, value, p_callback, text, longtext, advc ) \ + add_typename_inner( CONFIG_ITEM_BOOL, name, text, longtext, advc, p_callback ); \ + p_config[i_config].i_value = value + +/* For renamed option */ +#define add_deprecated( name, strict ) \ + add_config_inner( ); \ + p_config[ i_config ].i_type = p_config[ i_config -1 ].i_type; \ + p_config[ i_config ].psz_name = name; \ + p_config[i_config].b_strict = strict; \ + p_config[ i_config ].psz_current = p_config[ i_config-1].psz_current \ + ? p_config[ i_config-1 ].psz_current \ + : p_config[ i_config-1 ].psz_name; + +/* For removed option */ +#define add_suppressed_inner( name, type ) \ + add_type_inner( type ); \ + p_config[ i_config ].psz_name = name; \ + p_config[ i_config ].psz_current = "SUPPRESSED"; + +#define add_suppressed_bool( name ) \ + add_suppressed_inner( name, CONFIG_ITEM_BOOL ) + +#define add_suppressed_integer( name ) \ + add_suppressed_inner( name, CONFIG_ITEM_INTEGER ) + +#define add_suppressed_float( name ) \ + add_suppressed_inner( name, CONFIG_ITEM_FLOAT ) + +#define add_suppressed_string( name ) \ + add_suppressed_inner( name, CONFIG_ITEM_STRING ) + +/* Modifier macros for the config options (used for fine tuning) */ +#define change_short( ch ) \ + p_config[i_config].i_short = ch; + +#define change_string_list( list, list_text, list_update_func ) \ + p_config[i_config].i_list = sizeof(list)/sizeof(char *); \ + p_config[i_config].ppsz_list = list; \ + p_config[i_config].ppsz_list_text = list_text; + +#define change_integer_list( list, list_text, list_update_func ) \ + p_config[i_config].i_list = sizeof(list)/sizeof(int); \ + p_config[i_config].pi_list = (int *)list; \ + p_config[i_config].ppsz_list_text = list_text; + +#define change_integer_range( min, max ) \ + p_config[i_config].i_min = min; \ + p_config[i_config].i_max = max; + +#define change_float_range( min, max ) \ + p_config[i_config].f_min = min; \ + p_config[i_config].f_max = max; + +#define change_action_add( pf_action, action_text ) \ + if( !p_config[i_config].i_action ) \ + { p_config[i_config].ppsz_action_text = 0; \ + p_config[i_config].ppf_action = 0; } \ + p_config[i_config].ppf_action = (vlc_callback_t *) \ + realloc( p_config[i_config].ppf_action, \ + (p_config[i_config].i_action + 1) * sizeof(void *) ); \ + p_config[i_config].ppsz_action_text = (const char **)\ + realloc( p_config[i_config].ppsz_action_text, \ + (p_config[i_config].i_action + 1) * sizeof(void *) ); \ + p_config[i_config].ppf_action[p_config[i_config].i_action] = pf_action; \ + p_config[i_config].ppsz_action_text[p_config[i_config].i_action] = \ + action_text; \ + p_config[i_config].i_action++; + +#define change_internal() \ + p_config[i_config].b_internal = VLC_TRUE; + +#define change_need_restart() \ + p_config[i_config].b_restart = VLC_TRUE; + +#define change_autosave() \ + p_config[i_config].b_autosave = VLC_TRUE; + + +/**************************************************************************** + * config_chain_t: + ****************************************************************************/ +struct config_chain_t +{ + config_chain_t *p_next; + + char *psz_name; + char *psz_value; +}; + +#define config_ChainParse( a, b, c, d ) __config_ChainParse( VLC_OBJECT(a), b, c, d ) +VLC_EXPORT( void, __config_ChainParse, ( vlc_object_t *, const char *psz_prefix, const char **ppsz_options, config_chain_t * ) ); +VLC_EXPORT( char *, config_ChainCreate, ( char **, config_chain_t **, const char * ) ); +VLC_EXPORT( void, config_ChainDestroy, ( config_chain_t * ) ); + +static inline config_chain_t *config_chain_find( config_chain_t *p_cfg, const char *psz_name ) +{ + while( p_cfg && strcmp( p_cfg->psz_name, psz_name ) ) + { + p_cfg = p_cfg->p_next; + } + + return p_cfg; +} + +static inline char *config_chain_find_value( config_chain_t *p_cfg, const char *psz_name ) +{ + while( p_cfg && strcmp( p_cfg->psz_name, psz_name ) ) + { + p_cfg = p_cfg->p_next; + } + + if( p_cfg && p_cfg->psz_value ) + { + return( p_cfg->psz_value ); + } + + return NULL; +}