core-lightning/common/ping.h
Rusty Russell b8c636514b pong: embed version string into ping replies if DEVELOPER=1.
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
2018-02-22 12:24:26 +01:00

17 lines
564 B
C

#ifndef LIGHTNING_COMMON_PING_H
#define LIGHTNING_COMMON_PING_H
#include "config.h"
#include <ccan/short_types/short_types.h>
#include <ccan/tal/tal.h>
/* Returns false on error, otherwise *pong set if reply needed. */
bool check_ping_make_pong(const tal_t *ctx, const u8 *ping, u8 **pong);
/* Make a ping packet requesting num_pong_bytes */
u8 *make_ping(const tal_t *ctx, u16 num_pong_bytes, u16 padlen);
/* Returns error string if something wrong. */
const char *got_pong(const u8 *pong, size_t *num_pings_outstanding);
#endif /* LIGHTNING_COMMON_PING_H */