Main Page   Modules   Data Structures   File List   Data Fields   Globals   Related Pages   Examples  

conf.h File Reference

Application interface library for the ALSA driver. More...

Go to the source code of this file.

Defines

#define SND_CONFIG_DLSYM_VERSION_EVALUATE   _dlsym_config_evaluate_001
 dlsym version for the config evaluate callback.

#define SND_CONFIG_DLSYM_VERSION_HOOK   _dlsym_config_hook_001
 dlsym version for the config hook callback.

#define snd_config_for_each(pos, next, node)   for (pos = snd_config_iterator_first(node), next = snd_config_iterator_next(pos); pos != snd_config_iterator_end(node); pos = next, next = snd_config_iterator_next(pos))
 Helper macro to iterate over the children of a compound node. More...


Typedefs

typedef enum _snd_config_type snd_config_type_t
typedef _snd_config snd_config_t
 Internal structure for a configuration node object. More...

typedef _snd_config_iterator * snd_config_iterator_t
 Type for a configuration compound iterator. More...

typedef _snd_config_update snd_config_update_t
 Internal structure for a configuration private update object. More...


Enumerations

enum  _snd_config_type {
  SND_CONFIG_TYPE_INTEGER, SND_CONFIG_TYPE_INTEGER64, SND_CONFIG_TYPE_REAL, SND_CONFIG_TYPE_STRING,
  SND_CONFIG_TYPE_POINTER, SND_CONFIG_TYPE_COMPOUND = 1024
}

Functions

int snd_config_top (snd_config_t **config)
 Creates a top level configuration node. More...

int snd_config_load (snd_config_t *config, snd_input_t *in)
 Loads a configuration tree. More...

int snd_config_load_override (snd_config_t *config, snd_input_t *in)
 Loads a configuration tree and overrides existing configuration nodes. More...

int snd_config_save (snd_config_t *config, snd_output_t *out)
 Dumps the contents of a configuration node or tree. More...

int snd_config_update (void)
 Updates snd_config by rereading the global configuration files (if needed). More...

int snd_config_update_r (snd_config_t **top, snd_config_update_t **update, const char *path)
 Updates a configuration tree by rereading the configuration files (if needed). More...

int snd_config_update_free (snd_config_update_t *update)
 Frees a private update structure. More...

int snd_config_update_free_global (void)
 Frees the global configuration tree in snd_config. More...

int snd_config_search (snd_config_t *config, const char *key, snd_config_t **result)
 Searches for a node in a configuration tree. More...

int snd_config_searchv (snd_config_t *config, snd_config_t **result,...)
 Searches for a node in a configuration tree. More...

int snd_config_search_definition (snd_config_t *config, const char *base, const char *key, snd_config_t **result)
 Searches for a definition in a configuration tree, using aliases and expanding hooks and arguments. More...

int snd_config_expand (snd_config_t *config, snd_config_t *root, const char *args, snd_config_t *private_data, snd_config_t **result)
 Expands a configuration node applying arguments and functions. More...

int snd_config_evaluate (snd_config_t *config, snd_config_t *root, snd_config_t *private_data, snd_config_t **result)
 Evaluates a configuration node at runtime. More...

int snd_config_add (snd_config_t *config, snd_config_t *leaf)
 Adds a child to a compound configuration node. More...

int snd_config_delete (snd_config_t *config)
 Deletes a configuration node (freeing all its related resources). More...

int snd_config_delete_compound_members (const snd_config_t *config)
 Deletes the children of a compound configuration node (freeing all its related resources). More...

int snd_config_copy (snd_config_t **dst, snd_config_t *src)
 Creates a copy of a configuration node. More...

int snd_config_make (snd_config_t **config, const char *key, snd_config_type_t type)
 Creates a configuration node. More...

int snd_config_make_integer (snd_config_t **config, const char *key)
 Creates an integer configuration node. More...

int snd_config_make_integer64 (snd_config_t **config, const char *key)
 Creates an integer64 configuration node. More...

int snd_config_make_real (snd_config_t **config, const char *key)
 Creates a real configuration node. More...

int snd_config_make_string (snd_config_t **config, const char *key)
 Creates a string configuration node. More...

int snd_config_make_pointer (snd_config_t **config, const char *key)
 Creates a pointer configuration node. More...

int snd_config_make_compound (snd_config_t **config, const char *key, int join)
 Creates an empty compound configuration node. More...

int snd_config_imake_integer (snd_config_t **config, const char *key, const long value)
 Creates an integer configuration node with the given initial value. More...

int snd_config_imake_integer64 (snd_config_t **config, const char *key, const long long value)
 Creates an integer configuration node with the given initial value. More...

int snd_config_imake_real (snd_config_t **config, const char *key, const double value)
 Creates a real configuration node with the given initial value. More...

int snd_config_imake_string (snd_config_t **config, const char *key, const char *ascii)
 Creates a string configuration node with the given initial value. More...

int snd_config_imake_pointer (snd_config_t **config, const char *key, const void *ptr)
 Creates a pointer configuration node with the given initial value. More...

snd_config_type_t snd_config_get_type (const snd_config_t *config)
 Returns the type of a configuration node. More...

int snd_config_set_id (snd_config_t *config, const char *id)
 Sets the id of a configuration node. More...

int snd_config_set_integer (snd_config_t *config, long value)
 Changes the value of an integer configuration node. More...

int snd_config_set_integer64 (snd_config_t *config, long long value)
 Changes the value of an integer64 configuration node. More...

int snd_config_set_real (snd_config_t *config, double value)
 Changes the value of a real configuration node. More...

int snd_config_set_string (snd_config_t *config, const char *value)
 Changes the value of a string configuration node. More...

int snd_config_set_ascii (snd_config_t *config, const char *ascii)
 Changes the value of a configuration node. More...

int snd_config_set_pointer (snd_config_t *config, const void *ptr)
 Changes the value of a pointer configuration node. More...

int snd_config_get_id (const snd_config_t *config, const char **value)
 Returns the id of a configuration node. More...

int snd_config_get_integer (const snd_config_t *config, long *value)
 Returns the value of an integer configuration node. More...

int snd_config_get_integer64 (const snd_config_t *config, long long *value)
 Returns the value of an integer64 configuration node. More...

int snd_config_get_real (const snd_config_t *config, double *value)
 Returns the value of a real configuration node. More...

int snd_config_get_ireal (const snd_config_t *config, double *value)
 Returns the value of a real or integer configuration node. More...

int snd_config_get_string (const snd_config_t *config, const char **value)
 Returns the value of a string configuration node. More...

int snd_config_get_ascii (const snd_config_t *config, char **value)
 Returns the value of a configuration node as a string. More...

int snd_config_get_pointer (const snd_config_t *config, const void **value)
 Returns the value of a pointer configuration node. More...

int snd_config_test_id (const snd_config_t *config, const char *id)
 Compares the id of a configuration node to a given string. More...

snd_config_iterator_t snd_config_iterator_first (const snd_config_t *node)
 Returns an iterator pointing to the first child of a compound configuration node. More...

snd_config_iterator_t snd_config_iterator_next (const snd_config_iterator_t iterator)
 Returns an iterator pointing to the next sibling. More...

snd_config_iterator_t snd_config_iterator_end (const snd_config_t *node)
 Returns an iterator pointing past the last child of a compound configuration node. More...

snd_config_tsnd_config_iterator_entry (const snd_config_iterator_t iterator)
 Returns the configuration node handle pointed to by an iterator. More...

int snd_config_get_bool_ascii (const char *ascii)
 Gets the boolean value from the given ASCII string. More...

int snd_config_get_bool (const snd_config_t *conf)
 Gets the boolean value from a configuration node. More...

int snd_config_get_ctl_iface_ascii (const char *ascii)
 Gets the control interface index from the given ASCII string. More...

int snd_config_get_ctl_iface (const snd_config_t *conf)
 Gets the control interface index from a configuration node. More...


Variables

snd_config_tsnd_config


Detailed Description

Application interface library for the ALSA driver.

>

Author:
Jaroslav Kysela <perex@suse.cz> , Abramo Bagnara <abramo@alsa-project.org> , Takashi Iwai <tiwai@suse.de>
Date:
1998-2001
Application interface library for the ALSA driver


Generated on Thu Oct 24 15:14:54 2002 for ALSA project - the C library reference by doxygen1.2.14 written by Dimitri van Heesch, © 1997-2002