#ifndef CCAN_IO_BACKEND_H
#define CCAN_IO_BACKEND_H
#include <stdbool.h>
-#include <ccan/timer/timer.h>
#include <poll.h>
-
-/* A setting for actions to always run (eg. zero-length reads). */
-#define POLLALWAYS (((POLLIN|POLLOUT) + 1) & ~((POLLIN|POLLOUT)))
-
-struct io_alloc {
- void *(*alloc)(size_t size);
- void *(*realloc)(void *ptr, size_t size);
- void (*free)(void *ptr);
-};
-extern struct io_alloc io_alloc;
+#include "io_plan.h"
struct fd {
int fd;
struct io_listener {
struct fd fd;
+ const tal_t *ctx;
+
/* These are for connections we create. */
- void (*init)(int fd, void *arg);
+ struct io_plan *(*init)(struct io_conn *conn, void *arg);
void *arg;
};
-struct io_timeout {
- struct timer timer;
- struct io_conn *conn;
-
- struct io_plan (*next)(struct io_conn *, void *arg);
- void *next_arg;
-};
-
/* One connection per client. */
struct io_conn {
struct fd fd;
+ /* always or closing list. */
+ struct io_conn *list;
+
void (*finish)(struct io_conn *, void *arg);
void *finish_arg;
- struct io_conn *duplex;
- struct io_timeout *timeout;
-
- struct io_plan plan;
+ struct io_plan plan[2];
};
-static inline bool timeout_active(const struct io_conn *conn)
-{
- return conn->timeout && conn->timeout->conn;
-}
-
extern void *io_loop_return;
-#ifdef DEBUG
-extern struct io_conn *current;
-static inline void set_current(struct io_conn *conn)
-{
- current = conn;
-}
-static inline bool doing_debug_on(struct io_conn *conn)
-{
- return io_debug_conn && io_debug_conn(conn);
-}
-static inline bool doing_debug(void)
-{
- return io_debug_conn;
-}
-#else
-static inline void set_current(struct io_conn *conn)
-{
-}
-static inline bool doing_debug_on(struct io_conn *conn)
-{
- return false;
-}
-static inline bool doing_debug(void)
-{
- return false;
-}
-#endif
-
bool add_listener(struct io_listener *l);
bool add_conn(struct io_conn *c);
bool add_duplex(struct io_conn *c);
void del_listener(struct io_listener *l);
-void backend_plan_changed(struct io_conn *conn);
-void backend_wait_changed(const void *wait);
-void backend_add_timeout(struct io_conn *conn, struct timerel duration);
-void backend_del_timeout(struct io_conn *conn);
+void backend_new_closing(struct io_conn *conn);
+void backend_new_always(struct io_conn *conn);
+void backend_new_plan(struct io_conn *conn);
+
+void backend_plan_done(struct io_conn *conn);
+
+void backend_wake(const void *wait);
void backend_del_conn(struct io_conn *conn);
-void io_ready(struct io_conn *conn);
+void io_ready(struct io_conn *conn, int pollflags);
+void io_do_always(struct io_conn *conn);
+void io_do_wakeup(struct io_conn *conn, struct io_plan *plan);
void *do_io_loop(struct io_conn **ready);
#endif /* CCAN_IO_BACKEND_H */