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rtpengine/daemon/obj.h

199 lines
4.4 KiB

#ifndef _OBJ_H_
#define _OBJ_H_
#include <glib.h>
#include <sys/types.h>
#include <string.h>
#include <assert.h>
#include <stdlib.h>
#include "compat.h"
#if 0 && defined(__DEBUG)
#define OBJ_DEBUG 1
#else
#define OBJ_DEBUG 0
#endif
struct obj {
#if OBJ_DEBUG
u_int32_t magic;
char *type;
#endif
volatile gint ref;
void (*free_func)(void *);
unsigned int size;
};
#if OBJ_DEBUG
#define OBJ_MAGIC 0xf1eef1ee
#define obj_alloc(t,a,b) __obj_alloc(a,b,t,__FILE__,__LINE__)
#define obj_alloc0(t,a,b) __obj_alloc0(a,b,t,__FILE__,__LINE__)
#define obj_hold(a) __obj_hold(&(a)->obj,__FILE__,__LINE__)
#define obj_get(a) __obj_get(&(a)->obj,__FILE__,__LINE__)
#define obj_put(a) __obj_put(&(a)->obj,__FILE__,__LINE__)
#define obj_hold_o(a) __obj_hold(a,__FILE__,__LINE__)
#define obj_get_o(a) __obj_get(a,__FILE__,__LINE__)
#define obj_put_o(a) __obj_put(a,__FILE__,__LINE__)
INLINE void __obj_init(struct obj *o, unsigned int size, void (*free_func)(void *),
const char *type, const char *file, unsigned int line);
INLINE void *__obj_alloc(unsigned int size, void (*free_func)(void *),
const char *type, const char *file, unsigned int line);
INLINE void *__obj_alloc0(unsigned int size, void (*free_func)(void *),
const char *type, const char *file, unsigned int line);
INLINE struct obj *__obj_hold(struct obj *o,
const char *type, const char *file, unsigned int line);
INLINE void *__obj_get(struct obj *o,
const char *type, const char *file, unsigned int line);
INLINE void __obj_put(struct obj *o,,
const char *type, const char *file, unsigned int line);
#else
#define obj_alloc(t,a,b) __obj_alloc(a,b)
#define obj_alloc0(t,a,b) __obj_alloc0(a,b)
#define obj_hold(a) __obj_hold(&(a)->obj)
#define obj_get(a) __obj_get(&(a)->obj)
#define obj_put(a) __obj_put(&(a)->obj)
#define obj_hold_o(a) __obj_hold(a)
#define obj_get_o(a) __obj_get(a)
#define obj_put_o(a) __obj_put(a)
INLINE void __obj_init(struct obj *o, unsigned int size, void (*free_func)(void *));
INLINE void *__obj_alloc(unsigned int size, void (*free_func)(void *));
INLINE void *__obj_alloc0(unsigned int size, void (*free_func)(void *));
INLINE struct obj *__obj_hold(struct obj *o);
INLINE void *__obj_get(struct obj *o);
INLINE void __obj_put(struct obj *o);
#endif
#include "log.h"
INLINE void __obj_init(struct obj *o, unsigned int size, void (*free_func)(void *)
#if OBJ_DEBUG
, const char *type, const char *file, unsigned int line
#endif
) {
#if OBJ_DEBUG
o->magic = OBJ_MAGIC;
o->type = strdup(type);
mylog(LOG_DEBUG, "obj_allocX(\"%s\") -> %p [%s:%u]", type, o, file, line);
#endif
o->ref = 1;
o->free_func = free_func;
o->size = size;
}
INLINE void *__obj_alloc(unsigned int size, void (*free_func)(void *)
#if OBJ_DEBUG
, const char *type, const char *file, unsigned int line
#endif
) {
struct obj *r;
r = g_slice_alloc(size);
__obj_init(r, size, free_func
#if OBJ_DEBUG
, type, file, line
#endif
);
return r;
}
INLINE void *__obj_alloc0(unsigned int size, void (*free_func)(void *)
#if OBJ_DEBUG
, const char *type, const char *file, unsigned int line
#endif
) {
struct obj *r;
r = g_slice_alloc0(size);
__obj_init(r, size, free_func
#if OBJ_DEBUG
, type, file, line
#endif
);
return r;
}
INLINE struct obj *__obj_hold(struct obj *o
#if OBJ_DEBUG
, const char *file, unsigned int line
#endif
) {
#if OBJ_DEBUG
assert(o->magic == OBJ_MAGIC);
mylog(LOG_DEBUG, "obj_hold(%p, \"%s\"), refcnt before %u [%s:%u]",
o, o->type, g_atomic_int_get(&o->ref), file, line);
#endif
g_atomic_int_inc(&o->ref);
#if OBJ_DEBUG
mylog(LOG_DEBUG, "obj_hold(%p, \"%s\"), refcnt after %u [%s:%u]",
o, o->type, g_atomic_int_get(&o->ref), file, line);
#endif
return o;
}
INLINE void *__obj_get(struct obj *o
#if OBJ_DEBUG
, const char *file, unsigned int line
#endif
) {
return __obj_hold(o
#if OBJ_DEBUG
, file, line
#endif
);
}
INLINE void __obj_put(struct obj *o
#if OBJ_DEBUG
, const char *file, unsigned int line
#endif
) {
#if OBJ_DEBUG
assert(o->magic == OBJ_MAGIC);
mylog(LOG_DEBUG, "obj_put(%p, \"%s\"), refcnt before %u [%s:%u]",
o, o->type, g_atomic_int_get(&o->ref), file, line);
#endif
if (!g_atomic_int_dec_and_test(&o->ref))
return;
#if OBJ_DEBUG
mylog(LOG_DEBUG, "obj_put(%p, \"%s\"), refcnt after %u [%s:%u]",
o, o->type, g_atomic_int_get(&o->ref), file, line);
free(o->type);
#endif
if (o->free_func)
o->free_func(o);
#if OBJ_DEBUG
o->magic = 0;
#endif
g_slice_free1(o->size, o);
}
#endif