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/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
#ifndef foojournalhfoo
#define foojournalhfoo
/***
This file is part of systemd.
Copyright 2011 Lennart Poettering
systemd is free software; you can redistribute it and/or modify it
under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 of the License, or
(at your option) any later version.
systemd is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with systemd; If not, see <http://www.gnu.org/licenses/>.
***/
#include <inttypes.h>
#include <sys/types.h>
#include <stdarg.h>
#include <sys/uio.h>
#include <syslog.h>
#include <systemd/sd-id128.h>
#ifdef __cplusplus
extern "C" {
#endif
/* Journal APIs. See sd-journal(3) for more information. */
/* Write to daemon */
int sd_journal_print(int priority, const char *format, ...) __attribute__ ((format (printf, 2, 3)));
int sd_journal_printv(int priority, const char *format, va_list ap);
int sd_journal_send(const char *format, ...) __attribute__((sentinel));
int sd_journal_sendv(const struct iovec *iov, int n);
int sd_journal_perror(const char *message);
/* Used by the macros below. Don't call this directly. */
int sd_journal_print_with_location(int priority, const char *file, const char *line, const char *func, const char *format, ...) __attribute__ ((format (printf, 5, 6)));
int sd_journal_printv_with_location(int priority, const char *file, const char *line, const char *func, const char *format, va_list ap);
int sd_journal_send_with_location(const char *file, const char *line, const char *func, const char *format, ...) __attribute__((sentinel));
int sd_journal_sendv_with_location(const char *file, const char *line, const char *func, const struct iovec *iov, int n);
int sd_journal_perror_with_location(const char *file, const char *line, const char *func, const char *message);
/* implicitly add code location to messages sent, if this is enabled */
#ifndef SD_JOURNAL_SUPPRESS_LOCATION
#define _sd_XSTRINGIFY(x) #x
#define _sd_STRINGIFY(x) _sd_XSTRINGIFY(x)
#define sd_journal_print(priority, ...) sd_journal_print_with_location(priority, "CODE_FILE=" __FILE__, "CODE_LINE=" _sd_STRINGIFY(__LINE__), __func__, __VA_ARGS__)
#define sd_journal_printv(priority, format, ap) sd_journal_printv_with_location(priority, "CODE_FILE=" __FILE__, "CODE_LINE=" _sd_STRINGIFY(__LINE__), __func__, format, ap)
#define sd_journal_send(...) sd_journal_send_with_location("CODE_FILE=" __FILE__, "CODE_LINE=" _sd_STRINGIFY(__LINE__), __func__, __VA_ARGS__)
#define sd_journal_sendv(iovec, n) sd_journal_sendv_with_location("CODE_FILE=" __FILE__, "CODE_LINE=" _sd_STRINGIFY(__LINE__), __func__, iovec, n)
#define sd_journal_perror(message) sd_journal_perror_with_location("CODE_FILE=" __FILE__, "CODE_LINE=" _sd_STRINGIFY(__LINE__), __func__, message)
#endif
int sd_journal_stream_fd(const char *identifier, int priority, int level_prefix);
/* Browse journal stream */
typedef struct sd_journal sd_journal;
/* Open flags */
enum {
SD_JOURNAL_LOCAL_ONLY = 1,
SD_JOURNAL_RUNTIME_ONLY = 2,
SD_JOURNAL_SYSTEM_ONLY = 4
};
/* Wakeup event types */
enum {
SD_JOURNAL_NOP,
SD_JOURNAL_APPEND,
SD_JOURNAL_INVALIDATE
};
int sd_journal_open(sd_journal **ret, int flags);
int sd_journal_open_directory(sd_journal **ret, const char *path, int flags);
void sd_journal_close(sd_journal *j);
int sd_journal_previous(sd_journal *j);
int sd_journal_next(sd_journal *j);
int sd_journal_previous_skip(sd_journal *j, uint64_t skip);
int sd_journal_next_skip(sd_journal *j, uint64_t skip);
int sd_journal_get_realtime_usec(sd_journal *j, uint64_t *ret);
int sd_journal_get_monotonic_usec(sd_journal *j, uint64_t *ret, sd_id128_t *ret_boot_id);
int sd_journal_set_data_threshold(sd_journal *j, size_t sz);
int sd_journal_get_data_threshold(sd_journal *j, size_t *sz);
int sd_journal_get_data(sd_journal *j, const char *field, const void **data, size_t *l);
int sd_journal_enumerate_data(sd_journal *j, const void **data, size_t *l);
void sd_journal_restart_data(sd_journal *j);
int sd_journal_add_match(sd_journal *j, const void *data, size_t size);
int sd_journal_add_disjunction(sd_journal *j);
void sd_journal_flush_matches(sd_journal *j);
int sd_journal_seek_head(sd_journal *j);
int sd_journal_seek_tail(sd_journal *j);
int sd_journal_seek_monotonic_usec(sd_journal *j, sd_id128_t boot_id, uint64_t usec);
int sd_journal_seek_realtime_usec(sd_journal *j, uint64_t usec);
int sd_journal_seek_cursor(sd_journal *j, const char *cursor);
int sd_journal_get_cursor(sd_journal *j, char **cursor);
int sd_journal_test_cursor(sd_journal *j, const char *cursor);
int sd_journal_get_cutoff_realtime_usec(sd_journal *j, uint64_t *from, uint64_t *to);
int sd_journal_get_cutoff_monotonic_usec(sd_journal *j, const sd_id128_t boot_id, uint64_t *from, uint64_t *to);
int sd_journal_get_usage(sd_journal *j, uint64_t *bytes);
int sd_journal_query_unique(sd_journal *j, const char *field);
int sd_journal_enumerate_unique(sd_journal *j, const void **data, size_t *l);
void sd_journal_restart_unique(sd_journal *j);
int sd_journal_get_fd(sd_journal *j);
int sd_journal_get_events(sd_journal *j);
int sd_journal_get_timeout(sd_journal *j, uint64_t *timeout_usec);
int sd_journal_process(sd_journal *j);
int sd_journal_wait(sd_journal *j, uint64_t timeout_usec);
int sd_journal_reliable_fd(sd_journal *j);
int sd_journal_get_catalog(sd_journal *j, char **text);
int sd_journal_get_catalog_for_message_id(sd_id128_t id, char **ret);
#define SD_JOURNAL_FOREACH(j) \
if (sd_journal_seek_head(j) >= 0) \
while (sd_journal_next(j) > 0)
#define SD_JOURNAL_FOREACH_BACKWARDS(j) \
if (sd_journal_seek_tail(j) >= 0) \
while (sd_journal_previous(j) > 0)
#define SD_JOURNAL_FOREACH_DATA(j, data, l) \
for (sd_journal_restart_data(j); sd_journal_enumerate_data((j), &(data), &(l)) > 0; )
#define SD_JOURNAL_FOREACH_UNIQUE(j, data, l) \
for (sd_journal_restart_unique(j); sd_journal_enumerate_unique((j), &(data), &(l)) > 0; )
#ifdef __cplusplus
}
#endif
#endif
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