#endif
#include <vlc_common.h>
-#include "../libvlc.h"
-#include "vlc_keys.h"
-#include "vlc_charset.h"
+#include <vlc_keys.h>
+#include <vlc_modules.h>
+
#include "vlc_configuration.h"
#include <assert.h>
#include "configuration.h"
#include "modules/modules.h"
+vlc_rwlock_t config_lock = VLC_STATIC_RWLOCK;
+
static inline char *strdupnull (const char *src)
{
return src ? strdup (src) : NULL;
}
-/* Item types that use a string value (i.e. serialized in the module cache) */
-int IsConfigStringType (int type)
-{
- static const unsigned char config_types[] =
- {
- CONFIG_ITEM_STRING, CONFIG_ITEM_FILE, CONFIG_ITEM_MODULE,
- CONFIG_ITEM_DIRECTORY, CONFIG_ITEM_MODULE_CAT, CONFIG_ITEM_PASSWORD,
- CONFIG_ITEM_MODULE_LIST, CONFIG_ITEM_MODULE_LIST_CAT
- };
-
- /* NOTE: this needs to be changed if we ever get more than 255 types */
- return memchr (config_types, type, sizeof (config_types)) != NULL;
-}
-
-
-int IsConfigIntegerType (int type)
-{
- static const unsigned char config_types[] =
- {
- CONFIG_ITEM_INTEGER, CONFIG_ITEM_KEY, CONFIG_ITEM_BOOL,
- CONFIG_CATEGORY, CONFIG_SUBCATEGORY
- };
-
- return memchr (config_types, type, sizeof (config_types)) != NULL;
-}
-
-
+#undef config_GetType
/*****************************************************************************
* config_GetType: get the type of a variable (bool, int, float, string)
*****************************************************************************
* This function is used to get the type of a variable from its name.
* Beware, this is quite slow.
*****************************************************************************/
-int __config_GetType( vlc_object_t *p_this, const char *psz_name )
+int config_GetType( vlc_object_t *p_this, const char *psz_name )
{
module_config_t *p_config;
int i_type;
return 0;
}
- switch( p_config->i_type )
+ switch( CONFIG_CLASS(p_config->i_type) )
{
- case CONFIG_ITEM_BOOL:
- i_type = VLC_VAR_BOOL;
+ case CONFIG_ITEM_FLOAT:
+ i_type = VLC_VAR_FLOAT;
break;
case CONFIG_ITEM_INTEGER:
- case CONFIG_ITEM_KEY:
i_type = VLC_VAR_INTEGER;
break;
- case CONFIG_ITEM_FLOAT:
- i_type = VLC_VAR_FLOAT;
- break;
-
- case CONFIG_ITEM_MODULE:
- case CONFIG_ITEM_MODULE_CAT:
- case CONFIG_ITEM_MODULE_LIST:
- case CONFIG_ITEM_MODULE_LIST_CAT:
- i_type = VLC_VAR_MODULE;
+ case CONFIG_ITEM_BOOL:
+ i_type = VLC_VAR_BOOL;
break;
case CONFIG_ITEM_STRING:
i_type = VLC_VAR_STRING;
break;
- case CONFIG_ITEM_PASSWORD:
- i_type = VLC_VAR_STRING;
- break;
-
- case CONFIG_ITEM_FILE:
- i_type = VLC_VAR_FILE;
- break;
-
- case CONFIG_ITEM_DIRECTORY:
- i_type = VLC_VAR_DIRECTORY;
- break;
-
default:
i_type = 0;
break;
return i_type;
}
+bool config_IsSafe( const char *name )
+{
+ module_config_t *p_config = config_FindConfig( NULL, name );
+ return p_config != NULL && p_config->b_safe;
+}
+
+#undef config_GetInt
/*****************************************************************************
* config_GetInt: get the value of an int variable
*****************************************************************************
* represented by an integer (CONFIG_ITEM_INTEGER and
* CONFIG_ITEM_BOOL).
*****************************************************************************/
-int __config_GetInt( vlc_object_t *p_this, const char *psz_name )
+int64_t config_GetInt( vlc_object_t *p_this, const char *psz_name )
{
module_config_t *p_config;
return -1;
}
- return p_config->value.i;
+ int64_t val;
+
+ vlc_rwlock_rdlock (&config_lock);
+ val = p_config->value.i;
+ vlc_rwlock_unlock (&config_lock);
+ return val;
}
+#undef config_GetFloat
/*****************************************************************************
* config_GetFloat: get the value of a float variable
*****************************************************************************
* This function is used to get the value of variables which are internally
* represented by a float (CONFIG_ITEM_FLOAT).
*****************************************************************************/
-float __config_GetFloat( vlc_object_t *p_this, const char *psz_name )
+float config_GetFloat( vlc_object_t *p_this, const char *psz_name )
{
module_config_t *p_config;
return -1;
}
- return p_config->value.f;
+ float val;
+
+ vlc_rwlock_rdlock (&config_lock);
+ val = p_config->value.f;
+ vlc_rwlock_unlock (&config_lock);
+ return val;
}
+#undef config_GetPsz
/*****************************************************************************
* config_GetPsz: get the string value of a string variable
*****************************************************************************
* This function is used to get the value of variables which are internally
- * represented by a string (CONFIG_ITEM_STRING, CONFIG_ITEM_FILE,
+ * represented by a string (CONFIG_ITEM_STRING, CONFIG_ITEM_*FILE,
* CONFIG_ITEM_DIRECTORY, CONFIG_ITEM_PASSWORD, and CONFIG_ITEM_MODULE).
*
* Important note: remember to free() the returned char* because it's a
* duplicate of the actual value. It isn't safe to return a pointer to the
* actual value as it can be modified at any time.
*****************************************************************************/
-char * __config_GetPsz( vlc_object_t *p_this, const char *psz_name )
+char * config_GetPsz( vlc_object_t *p_this, const char *psz_name )
{
module_config_t *p_config;
}
/* return a copy of the string */
- vlc_mutex_lock( p_config->p_lock );
+ vlc_rwlock_rdlock (&config_lock);
char *psz_value = strdupnull (p_config->value.psz);
- vlc_mutex_unlock( p_config->p_lock );
+ vlc_rwlock_unlock (&config_lock);
return psz_value;
}
+#undef config_PutPsz
/*****************************************************************************
* config_PutPsz: set the string value of a string variable
*****************************************************************************
* This function is used to set the value of variables which are internally
- * represented by a string (CONFIG_ITEM_STRING, CONFIG_ITEM_FILE,
+ * represented by a string (CONFIG_ITEM_STRING, CONFIG_ITEM_*FILE,
* CONFIG_ITEM_DIRECTORY, CONFIG_ITEM_PASSWORD, and CONFIG_ITEM_MODULE).
*****************************************************************************/
-void __config_PutPsz( vlc_object_t *p_this,
+void config_PutPsz( vlc_object_t *p_this,
const char *psz_name, const char *psz_value )
{
module_config_t *p_config;
- vlc_value_t oldval, val;
p_config = config_FindConfig( p_this, psz_name );
return;
}
- vlc_mutex_lock( p_config->p_lock );
-
- /* backup old value */
- oldval.psz_string = (char *)p_config->value.psz;
-
+ char *str, *oldstr;
if ((psz_value != NULL) && *psz_value)
- p_config->value.psz = strdup (psz_value);
+ str = strdup (psz_value);
else
- p_config->value.psz = NULL;
+ str = NULL;
+ vlc_rwlock_wrlock (&config_lock);
+ oldstr = (char *)p_config->value.psz;
+ p_config->value.psz = str;
p_config->b_dirty = true;
+ vlc_rwlock_unlock (&config_lock);
- val.psz_string = (char *)p_config->value.psz;
-
- vlc_mutex_unlock( p_config->p_lock );
-
- if( p_config->pf_callback )
- {
- p_config->pf_callback( p_this, psz_name, oldval, val,
- p_config->p_callback_data );
- }
-
- /* free old string */
- free( oldval.psz_string );
+ free (oldstr);
}
+#undef config_PutInt
/*****************************************************************************
* config_PutInt: set the integer value of an int variable
*****************************************************************************
* represented by an integer (CONFIG_ITEM_INTEGER and
* CONFIG_ITEM_BOOL).
*****************************************************************************/
-void __config_PutInt( vlc_object_t *p_this, const char *psz_name, int i_value )
+void config_PutInt( vlc_object_t *p_this, const char *psz_name,
+ int64_t i_value )
{
module_config_t *p_config;
- vlc_value_t oldval, val;
p_config = config_FindConfig( p_this, psz_name );
return;
}
- /* backup old value */
- oldval.i_int = p_config->value.i;
-
- /* if i_min == i_max == 0, then do not use them */
- if ((p_config->min.i == 0) && (p_config->max.i == 0))
- {
- p_config->value.i = i_value;
- }
- else if (i_value < p_config->min.i)
- {
- p_config->value.i = p_config->min.i;
- }
- else if (i_value > p_config->max.i)
- {
- p_config->value.i = p_config->max.i;
- }
- else
- {
- p_config->value.i = i_value;
- }
+ if (i_value < p_config->min.i)
+ i_value = p_config->min.i;
+ if (i_value > p_config->max.i)
+ i_value = p_config->max.i;
+ vlc_rwlock_wrlock (&config_lock);
+ p_config->value.i = i_value;
p_config->b_dirty = true;
-
- val.i_int = p_config->value.i;
-
- if( p_config->pf_callback )
- {
- p_config->pf_callback( p_this, psz_name, oldval, val,
- p_config->p_callback_data );
- }
+ vlc_rwlock_unlock (&config_lock);
}
+#undef config_PutFloat
/*****************************************************************************
* config_PutFloat: set the value of a float variable
*****************************************************************************
* This function is used to set the value of variables which are internally
* represented by a float (CONFIG_ITEM_FLOAT).
*****************************************************************************/
-void __config_PutFloat( vlc_object_t *p_this,
- const char *psz_name, float f_value )
+void config_PutFloat( vlc_object_t *p_this,
+ const char *psz_name, float f_value )
{
module_config_t *p_config;
- vlc_value_t oldval, val;
p_config = config_FindConfig( p_this, psz_name );
return;
}
- /* backup old value */
- oldval.f_float = p_config->value.f;
-
/* if f_min == f_max == 0, then do not use them */
if ((p_config->min.f == 0) && (p_config->max.f == 0))
- {
- p_config->value.f = f_value;
- }
+ ;
else if (f_value < p_config->min.f)
- {
- p_config->value.f = p_config->min.f;
- }
+ f_value = p_config->min.f;
else if (f_value > p_config->max.f)
- {
- p_config->value.f = p_config->max.f;
- }
- else
- {
- p_config->value.f = f_value;
- }
+ f_value = p_config->max.f;
+ vlc_rwlock_wrlock (&config_lock);
+ p_config->value.f = f_value;
p_config->b_dirty = true;
+ vlc_rwlock_unlock (&config_lock);
+}
- val.f_float = p_config->value.f;
+static int confcmp (const void *a, const void *b)
+{
+ const module_config_t *const *ca = a, *const *cb = b;
- if( p_config->pf_callback )
- {
- p_config->pf_callback( p_this, psz_name, oldval, val,
- p_config->p_callback_data );
- }
+ return strcmp ((*ca)->psz_name, (*cb)->psz_name);
}
-/*****************************************************************************
- * config_FindConfig: find the config structure associated with an option.
- *****************************************************************************
- * FIXME: This function really needs to be optimized.
- * FIXME: And now even more.
- * FIXME: remove p_this pointer parameter (or use it)
- *****************************************************************************/
-module_config_t *config_FindConfig( vlc_object_t *p_this, const char *psz_name )
+static int confnamecmp (const void *key, const void *elem)
{
- module_t *p_parser;
+ const module_config_t *const *conf = elem;
- if( !psz_name ) return NULL;
+ return strcmp (key, (*conf)->psz_name);
+}
- module_t **list = module_list_get (NULL);
- if (list == NULL)
- return NULL;
+static struct
+{
+ module_config_t **list;
+ size_t count;
+} config = { NULL, 0 };
+
+/**
+ * Index the configuration items by name for faster lookups.
+ */
+int config_SortConfig (void)
+{
+ size_t nmod;
+ module_t **mlist = module_list_get (&nmod);
+ if (unlikely(mlist == NULL))
+ return VLC_ENOMEM;
+
+ size_t nconf = 0;
+ for (size_t i = 0; i < nmod; i++)
+ nconf += mlist[i]->confsize;
- for (size_t i = 0; (p_parser = list[i]) != NULL; i++)
+ module_config_t **clist = malloc (sizeof (*clist) * nconf);
+ if (unlikely(clist == NULL))
{
- module_config_t *p_item, *p_end;
+ module_list_free (mlist);
+ return VLC_ENOMEM;
+ }
- if( !p_parser->i_config_items )
- continue;
+ nconf = 0;
+ for (size_t i = 0; i < nmod; i++)
+ {
+ module_t *parser = mlist[i];
+ module_config_t *item, *end;
- for( p_item = p_parser->p_config, p_end = p_item + p_parser->confsize;
- p_item < p_end;
- p_item++ )
+ for (item = parser->p_config, end = item + parser->confsize;
+ item < end;
+ item++)
{
- if( p_item->i_type & CONFIG_HINT )
- /* ignore hints */
- continue;
- if( !strcmp( psz_name, p_item->psz_name )
- || ( p_item->psz_oldname
- && !strcmp( psz_name, p_item->psz_oldname ) ) )
- {
- module_list_free (list);
- return p_item;
- }
+ if (!CONFIG_ITEM(item->i_type))
+ continue; /* ignore hints */
+ clist[nconf++] = item;
}
}
+ module_list_free (mlist);
- module_list_free (list);
- return NULL;
+ qsort (clist, nconf, sizeof (*clist), confcmp);
+
+ config.list = clist;
+ config.count = nconf;
+ return VLC_SUCCESS;
+}
+
+void config_UnsortConfig (void)
+{
+ module_config_t **clist;
+
+ clist = config.list;
+ config.list = NULL;
+ config.count = 0;
+
+ free (clist);
}
/*****************************************************************************
- * config_Free: frees a duplicated module's configuration data.
+ * config_FindConfig: find the config structure associated with an option.
*****************************************************************************
- * This function frees all the data duplicated by config_Duplicate.
+ * FIXME: remove p_this pointer parameter (or use it)
*****************************************************************************/
-void config_Free( module_t *p_module )
+module_config_t *config_FindConfig (vlc_object_t *p_this, const char *name)
{
- int i;
+ VLC_UNUSED(p_this);
+
+ if (unlikely(name == NULL))
+ return NULL;
- for (size_t j = 0; j < p_module->confsize; j++)
+ module_config_t *const *p;
+ p = bsearch (name, config.list, config.count, sizeof (*p), confnamecmp);
+ return p ? *p : NULL;
+}
+
+/**
+ * Destroys an array of configuration items.
+ * \param config start of array of items
+ * \param confsize number of items in the array
+ */
+void config_Free (module_config_t *config, size_t confsize)
+{
+ for (size_t j = 0; j < confsize; j++)
{
- module_config_t *p_item = p_module->p_config + j;
+ module_config_t *p_item = config + j;
free( p_item->psz_type );
free( p_item->psz_name );
free( p_item->psz_text );
free( p_item->psz_longtext );
- free( p_item->psz_oldname );
if (IsConfigStringType (p_item->i_type))
{
free (p_item->value.psz);
free (p_item->orig.psz);
- free (p_item->saved.psz);
}
if( p_item->ppsz_list )
- for( i = 0; i < p_item->i_list; i++ )
+ for (int i = 0; i < p_item->i_list; i++)
free( p_item->ppsz_list[i] );
if( p_item->ppsz_list_text )
- for( i = 0; i < p_item->i_list; i++ )
+ for (int i = 0; i < p_item->i_list; i++)
free( p_item->ppsz_list_text[i] );
free( p_item->ppsz_list );
free( p_item->ppsz_list_text );
if( p_item->i_action )
{
- for( i = 0; i < p_item->i_action; i++ )
- {
+ for (int i = 0; i < p_item->i_action; i++)
free( p_item->ppsz_action_text[i] );
- }
free( p_item->ppf_action );
free( p_item->ppsz_action_text );
}
}
- free (p_module->p_config);
- p_module->p_config = NULL;
-}
-
-/*****************************************************************************
- * config_SetCallbacks: sets callback functions in the duplicate p_config.
- *****************************************************************************
- * Unfortunatly we cannot work directly with the module's config data as
- * this module might be unloaded from memory at any time (remember HideModule).
- * This is why we need to duplicate callbacks each time we reload the module.
- *****************************************************************************/
-void config_SetCallbacks( module_config_t *p_new, module_config_t *p_orig,
- size_t n )
-{
- for (size_t i = 0; i < n; i++)
- {
- p_new->pf_callback = p_orig->pf_callback;
- p_new++;
- p_orig++;
- }
-}
-
-/*****************************************************************************
- * config_UnsetCallbacks: unsets callback functions in the duplicate p_config.
- *****************************************************************************
- * We simply undo what we did in config_SetCallbacks.
- *****************************************************************************/
-void config_UnsetCallbacks( module_config_t *p_new, size_t n )
-{
- for (size_t i = 0; i < n; i++)
- {
- p_new->pf_callback = NULL;
- p_new++;
- }
+ free (config);
}
+#undef config_ResetAll
/*****************************************************************************
* config_ResetAll: reset the configuration data for all the modules.
*****************************************************************************/
-void __config_ResetAll( vlc_object_t *p_this )
+void config_ResetAll( vlc_object_t *p_this )
{
- libvlc_priv_t *priv = libvlc_priv (p_this->p_libvlc);
+ VLC_UNUSED(p_this);
module_t *p_module;
module_t **list = module_list_get (NULL);
- /* Acquire config file lock */
- vlc_mutex_lock( &priv->config_lock );
-
-
+ vlc_rwlock_wrlock (&config_lock);
for (size_t j = 0; (p_module = list[j]) != NULL; j++)
- {
- if( p_module->b_submodule ) continue;
-
for (size_t i = 0; i < p_module->confsize; i++ )
{
module_config_t *p_config = p_module->p_config + i;
- vlc_mutex_lock (p_config->p_lock);
if (IsConfigIntegerType (p_config->i_type))
p_config->value.i = p_config->orig.i;
else
p_config->value.psz =
strdupnull (p_config->orig.psz);
}
- vlc_mutex_unlock (p_config->p_lock);
}
- }
+ vlc_rwlock_unlock (&config_lock);
module_list_free (list);
- vlc_mutex_unlock( &priv->config_lock );
}