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Encapsulated conf API

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This commit is contained in:
Abramo Bagnara 2001-02-07 11:34:33 +00:00
parent 8f0cb26fdf
commit 3e091c8822
26 changed files with 473 additions and 404 deletions
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83
include/conf.h
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@ -1,18 +1,4 @@
#define LIST_HEAD_IS_DEFINED
struct list_head {
struct list_head *next, *prev;
};
/**
* list_entry - get the struct for this entry
* @ptr: the &struct list_head pointer.
* @type: the type of the struct this is embedded in.
* @member: the name of the list_struct within the struct.
*/
#define list_entry(ptr, type, member) \
((type *)((char *)(ptr)-(unsigned long)(&((type *)0)->member)))
enum _snd_config_type {
SND_CONFIG_TYPE_INTEGER,
SND_CONFIG_TYPE_REAL,
@ -32,32 +18,14 @@ typedef enum _snd_config_type snd_config_type_t;
#define SND_CONFIG_TYPE_COMPOUND ((snd_config_type_t) SND_CONFIG_TYPE_COMPOUND)
typedef struct _snd_config snd_config_t;
typedef struct _snd_config_iterator *snd_config_iterator_t;
struct _snd_config {
char *id;
snd_config_type_t type;
union {
long integer;
char *string;
double real;
struct {
struct list_head fields;
int join;
} compound;
} u;
struct list_head list;
snd_config_t *father;
};
#ifdef __cplusplus
extern "C" {
#endif
static inline snd_config_type_t snd_config_type(snd_config_t *config)
{
return config->type;
}
static inline char *snd_config_id(snd_config_t *config)
{
return config->id;
}
snd_config_type_t snd_config_get_type(snd_config_t *config);
char *snd_config_get_id(snd_config_t *config);
int snd_config_top(snd_config_t **config);
@ -74,28 +42,33 @@ int snd_config_delete(snd_config_t *config);
int snd_config_make(snd_config_t **config, const char *key,
snd_config_type_t type);
int snd_config_integer_make(snd_config_t **config, const char *key);
int snd_config_real_make(snd_config_t **config, const char *key);
int snd_config_string_make(snd_config_t **config, const char *key);
int snd_config_compound_make(snd_config_t **config, const char *key, int join);
int snd_config_make_integer(snd_config_t **config, const char *key);
int snd_config_make_real(snd_config_t **config, const char *key);
int snd_config_make_string(snd_config_t **config, const char *key);
int snd_config_make_compound(snd_config_t **config, const char *key, int join);
int snd_config_integer_set(snd_config_t *config, long value);
int snd_config_real_set(snd_config_t *config, double value);
int snd_config_string_set(snd_config_t *config, const char *value);
int snd_config_integer_get(snd_config_t *config, long *value);
int snd_config_real_get(snd_config_t *config, double *value);
int snd_config_string_get(snd_config_t *config, const char **value);
int snd_config_set_integer(snd_config_t *config, long value);
int snd_config_set_real(snd_config_t *config, double value);
int snd_config_set_string(snd_config_t *config, const char *value);
int snd_config_get_integer(snd_config_t *config, long *value);
int snd_config_get_real(snd_config_t *config, double *value);
int snd_config_get_string(snd_config_t *config, const char **value);
typedef struct list_head *snd_config_iterator_t;
snd_config_iterator_t snd_config_iterator_first(snd_config_t *node);
snd_config_iterator_t snd_config_iterator_next(snd_config_iterator_t iterator);
snd_config_iterator_t snd_config_iterator_end(snd_config_t *node);
snd_config_t *snd_config_iterator_entry(snd_config_iterator_t iterator);
#define snd_config_foreach(iterator, node) \
assert((node)->type == SND_CONFIG_TYPE_COMPOUND); \
for (iterator = (node)->u.compound.fields.next; iterator != &(node)->u.compound.fields; iterator = iterator->next)
for (iterator = snd_config_iterator_first(node); iterator != snd_config_iterator_end(node); iterator = snd_config_iterator_next(iterator))
#define snd_config_entry(iterator) list_entry(iterator, snd_config_t, list)
snd_config_type_t snd_config_type(snd_config_t *config);
char *snd_config_id(snd_config_t *config);
snd_config_type_t snd_config_get_type(snd_config_t *config);
char *snd_config_get_id(snd_config_t *config);
extern snd_config_t *snd_config;
int snd_config_update();
#ifdef __cplusplus
}
#endif