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64 lines
1.8 KiB
C
64 lines
1.8 KiB
C
#ifndef LIGHTNING_COMMON_STATUS_H
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#define LIGHTNING_COMMON_STATUS_H
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#include "config.h"
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#include <ccan/compiler/compiler.h>
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#include <ccan/short_types/short_types.h>
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#include <stdarg.h>
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#include <stdlib.h>
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struct daemon_conn;
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/* Simple status reporting API. */
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void status_setup_sync(int fd);
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void status_setup_async(struct daemon_conn *master);
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/* Convenient context, frees up after every status_update/failed */
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extern const void *trc;
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/* Special status code for tracing messages. */
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#define STATUS_TRACE 0x7FFF
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/* Failure codes always have high bit set. */
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#define STATUS_FAIL 0x8000
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/* These are always followed by an ASCII string. */
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enum status_fail {
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/*
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* These errors shouldn't happen:
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*/
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/* Master daemon sent unknown/malformed command, or fd failed */
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STATUS_FAIL_MASTER_IO = STATUS_FAIL,
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/* Hsmd sent unknown/malformed command, or fd failed */
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STATUS_FAIL_HSM_IO,
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/* Gossipd sent unknown/malformed command, or fd failed */
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STATUS_FAIL_GOSSIP_IO,
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/* Other internal error. */
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STATUS_FAIL_INTERNAL_ERROR,
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/*
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* These errors happen when the other peer misbehaves:
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*/
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/* I/O failure (probably they closed the socket) */
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STATUS_FAIL_PEER_IO,
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/* Peer did something else wrong */
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STATUS_FAIL_PEER_BAD
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};
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/* Send a message (frees the message). */
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void status_send_sync(const u8 *msg);
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/* Send a printf-style debugging trace. */
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void status_trace(const char *fmt, ...) PRINTF_FMT(1,2);
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/* vprintf-style */
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void status_tracev(const char *fmt, va_list ap);
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/* Send a failure status code with printf-style msg, and exit. */
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void status_failed(enum status_fail, const char *fmt, ...) PRINTF_FMT(2,3) NORETURN;
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/* Helper for master failures: sends STATUS_FAIL_MASTER_IO.
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* msg NULL == read failure. */
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void master_badmsg(u32 type_expected, const u8 *msg);
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#endif /* LIGHTNING_COMMON_STATUS_H */
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