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#ifndef LIGHTNING_LIGHTNINGD_LOG_H
#define LIGHTNING_LIGHTNINGD_LOG_H
#include "config.h"
#include <ccan/list/list.h>
#include <ccan/tal/tal.h>
#include <ccan/time/time.h>
#include <ccan/typesafe_cb/typesafe_cb.h>
#include <common/status.h>
#include <common/type_to_string.h>
#include <jsmn.h>
#include <stdarg.h>
struct command;
struct json_stream;
struct lightningd;
struct node_id;
struct timerel;
/* We can have a single log book, with multiple logs in it: it's freed
* by the last struct log itself. */
struct log_book *new_log_book(struct lightningd *ld, size_t max_mem);
/* With different entry points */
struct log *new_log(const tal_t *ctx, struct log_book *record,
const struct node_id *default_node_id,
const char *fmt, ...) PRINTF_FMT(4,5);
#define log_debug(log, ...) log_((log), LOG_DBG, NULL, false, __VA_ARGS__)
#define log_info(log, ...) log_((log), LOG_INFORM, NULL, false, __VA_ARGS__)
#define log_unusual(log, ...) log_((log), LOG_UNUSUAL, NULL, true, __VA_ARGS__)
#define log_broken(log, ...) log_((log), LOG_BROKEN, NULL, true, __VA_ARGS__)
#define log_peer_debug(log, nodeid, ...) log_((log), LOG_DBG, nodeid, false, __VA_ARGS__)
#define log_peer_info(log, nodeid, ...) log_((log), LOG_INFORM, nodeid, false, __VA_ARGS__)
#define log_peer_unusual(log, nodeid, ...) log_((log), LOG_UNUSUAL, nodeid, true, __VA_ARGS__)
#define log_peer_broken(log, nodeid, ...) log_((log), LOG_BROKEN, nodeid, true, __VA_ARGS__)
void log_io(struct log *log, enum log_level dir,
const struct node_id *node_id,
const char *comment,
const void *data, size_t len);
void log_(struct log *log, enum log_level level,
const struct node_id *node_id,
bool call_notifier,
const char *fmt, ...)
PRINTF_FMT(5,6);
void logv(struct log *log, enum log_level level, const struct node_id *node_id,
bool call_notifier, const char *fmt, va_list ap);
const char *log_prefix(const struct log *log);
enum log_level log_print_level(struct log *log);
void opt_register_logging(struct lightningd *ld);
char *arg_log_to_file(const char *arg, struct lightningd *ld);
/* Once this is set, we dump fatal with a backtrace to this log */
extern struct log *crashlog;
void NORETURN PRINTF_FMT(1,2) fatal(const char *fmt, ...);
void log_backtrace_print(const char *fmt, ...);
void log_backtrace_exit(void);
/* Adds an array showing log entries */
void json_add_log(struct json_stream *result,
const struct log_book *lr,
const struct node_id *node_id,
enum log_level minlevel);
struct command_result *param_loglevel(struct command *cmd,
const char *name,
const char *buffer,
const jsmntok_t *tok,
enum log_level **level);
struct log_entry {
struct timeabs time;
enum log_level level;
unsigned int skipped;
struct node_id_cache *nc;
const char *prefix;
char *log;
/* Iff LOG_IO */
const u8 *io;
};
/* For options.c's listconfig */
char *opt_log_level(const char *arg, struct log *log);
void json_add_opt_log_levels(struct json_stream *response, struct log *log);
void logging_options_parsed(struct log_book *lr);
#endif /* LIGHTNING_LIGHTNINGD_LOG_H */