Commit dcfc9361 authored by Pierre d'Herbemont's avatar Pierre d'Herbemont

modules/modules.c: Implement and Expose GetModulesNamesForCapability.

parent 3be4e19f
......@@ -113,6 +113,14 @@ VLC_EXPORT( vlc_bool_t, __module_Exists, ( vlc_object_t *, const char * ) );
#define module_FindName(a,b) __module_FindName(VLC_OBJECT(a),b)
VLC_EXPORT( module_t *, __module_FindName, ( vlc_object_t *, const char * ) );
/* Return a NULL terminated array with the names of the modules that have a
* certain capability.
* Free after uses both the string and the table. */
#define module_GetModulesNamesForCapability(a,b) \
__module_GetModulesNamesForCapability(VLC_OBJECT(a),b)
VLC_EXPORT(char **, __module_GetModulesNamesForCapability,
( vlc_object_t *p_this, const char * psz_capability ) );
VLC_EXPORT( module_t *, vlc_module_create, ( vlc_object_t * ) );
VLC_EXPORT( module_t *, vlc_submodule_create, ( module_t * ) );
VLC_EXPORT( int, vlc_module_set, (module_t *module, int propid, void *value) );
......
......@@ -808,6 +808,42 @@ vlc_bool_t __module_Exists( vlc_object_t *p_this, const char * psz_name )
}
}
/*****************************************************************************
* module_GetModuleNamesForCapability: Return a NULL terminated array with the
* names of the modules that have a certain capability.
* Free after uses both the string and the table.
*****************************************************************************/
char ** __module_GetModulesNamesForCapability( vlc_object_t *p_this,
const char * psz_capability )
{
vlc_list_t *p_list;
int i, count = 0;
char ** psz_ret;
/* Do it in two passes */
p_list = vlc_list_find( p_this, VLC_OBJECT_MODULE, FIND_ANYWHERE );
for( i = 0 ; i < p_list->i_count; i++)
{
module_t *p_module = ((module_t *) p_list->p_values[i].p_object);
const char *psz_module_capability = p_module->psz_capability;
if( psz_module_capability && !strcmp( psz_module_capability, psz_capability ) )
count++;
}
psz_ret = malloc( sizeof(char**) * (count+1) );
for( i = 0 ; i < p_list->i_count; i++)
{
module_t *p_module = ((module_t *) p_list->p_values[i].p_object);
const char *psz_module_capability = p_module->psz_capability;
if( psz_module_capability && !strcmp( psz_module_capability, psz_capability ) )
psz_ret[i] = strdup( p_module->psz_object_name );
}
psz_ret[count] = NULL;
vlc_list_release( p_list );
return psz_ret;
}
/*****************************************************************************
* Following functions are local.
......
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