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/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _DELAYED_CALL_H
#define _DELAYED_CALL_H
/*
* Poor man's closures; I wish we could've done them sanely polymorphic,
* but...
*/
struct delayed_call {
void (*fn)(void *);
void *arg;
};
#define DEFINE_DELAYED_CALL(name) struct delayed_call name = {NULL, NULL}
/* I really wish we had closures with sane typechecking... */
static inline void set_delayed_call(struct delayed_call *call,
void (*fn)(void *), void *arg)
{
call->fn = fn;
call->arg = arg;
}
static inline void do_delayed_call(struct delayed_call *call)
{
if (call->fn)
call->fn(call->arg);
}
static inline void clear_delayed_call(struct delayed_call *call)
{
call->fn = NULL;
}
#endif