USA.
***/
-#include <string.h>
#include <sys/types.h>
#include <pulse/xmalloc.h>
struct pa_object {
PA_REFCNT_DECLARE;
- const char *type_name;
+ const char *type_id;
void (*free)(pa_object *o);
- int (*check_type)(const char *type_name);
+ bool (*check_type)(const char *type_name);
};
-pa_object *pa_object_new_internal(size_t size, const char *type_name, int (*check_type)(const char *type_name));
-#define pa_object_new(type) ((type*) pa_object_new_internal(sizeof(type), #type, type##_check_type)
+pa_object *pa_object_new_internal(size_t size, const char *type_id, bool (*check_type)(const char *type_id));
+#define pa_object_new(type) ((type*) pa_object_new_internal(sizeof(type), type##_type_id, type##_check_type)
#define pa_object_free ((void (*) (pa_object* _obj)) pa_xfree)
-int pa_object_check_type(const char *type);
+bool pa_object_check_type(const char *type_id);
-static inline int pa_object_isinstance(void *o) {
+extern const char pa_object_type_id[];
+
+static inline bool pa_object_isinstance(void *o) {
pa_object *obj = (pa_object*) o;
- return obj ? obj->check_type("pa_object") : 0;
+ return obj ? obj->check_type(pa_object_type_id) : true;
}
pa_object *pa_object_ref(pa_object *o);
static inline pa_object* pa_object_cast(void *o) {
pa_object *obj = (pa_object*) o;
- pa_assert(!obj || obj->check_type("pa_object"));
+ pa_assert(!obj || obj->check_type(pa_object_type_id));
return obj;
}
#define PA_OBJECT(o) pa_object_cast(o)
-#define PA_DECLARE_CLASS(c) \
- static inline int c##_isinstance(void *o) { \
+#define PA_DECLARE_CLASS_COMMON(c) \
+ static inline bool c##_isinstance(void *o) { \
pa_object *obj = (pa_object*) o; \
- return obj ? obj->check_type(#c) : 1; \
+ return obj ? obj->check_type(c##_type_id) : true; \
} \
static inline c* c##_cast(void *o) { \
pa_assert(c##_isinstance(o)); \
return (c*) o; \
} \
static inline c* c##_ref(c *o) { \
- return (c*) pa_object_ref(PA_OBJECT(o)); \
+ return (c *) ((void *) pa_object_ref(PA_OBJECT(o))); \
} \
static inline void c##_unref(c* o) { \
pa_object_unref(PA_OBJECT(o)); \
} \
struct __stupid_useless_struct_to_allow_trailing_semicolon
-#define PA_DEFINE_CHECK_TYPE(c, parent) \
- int c##_check_type(const char *type) { \
- pa_assert(type); \
- if (strcmp(type, #c) == 0) \
- return 1; \
- return parent##_check_type(type); \
+#define PA_DECLARE_PUBLIC_CLASS(c) \
+ extern const char c##_type_id[]; \
+ PA_DECLARE_CLASS_COMMON(c); \
+ bool c##_check_type(const char *type_id)
+
+#define PA_DEFINE_PUBLIC_CLASS(c, parent) \
+ const char c##_type_id[] = #c; \
+ bool c##_check_type(const char *type_id) { \
+ if (type_id == c##_type_id) \
+ return true; \
+ return parent##_check_type(type_id); \
} \
struct __stupid_useless_struct_to_allow_trailing_semicolon
+#define PA_DEFINE_PRIVATE_CLASS(c, parent) \
+ static const char c##_type_id[] = #c; \
+ PA_DECLARE_CLASS_COMMON(c); \
+ static bool c##_check_type(const char *type_id) { \
+ if (type_id == c##_type_id) \
+ return true; \
+ return parent##_check_type(type_id); \
+ } \
+ struct __stupid_useless_struct_to_allow_trailing_semicolon
#endif