1 /*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
6 This file is part of systemd.
8 Copyright 2011 Lennart Poettering
10 systemd is free software; you can redistribute it and/or modify it
11 under the terms of the GNU Lesser General Public License as published by
12 the Free Software Foundation; either version 2.1 of the License, or
13 (at your option) any later version.
15 systemd is distributed in the hope that it will be useful, but
16 WITHOUT ANY WARRANTY; without even the implied warranty of
17 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
18 Lesser General Public License for more details.
20 You should have received a copy of the GNU Lesser General Public License
21 along with systemd; If not, see <http://www.gnu.org/licenses/>.
24 #include <sys/types.h>
28 #include <systemd/sd-id128.h>
30 #include "journal-def.h"
34 #include "journal-file.h"
36 typedef struct Match Match;
37 typedef struct Location Location;
38 typedef struct Directory Directory;
40 typedef enum MatchType {
49 LIST_FIELDS(Match, matches);
51 /* For concrete matches */
57 LIST_HEAD(Match, matches);
60 typedef enum LocationType {
61 /* The first and last entries, resp. */
65 /* We already read the entry we currently point to, and the
66 * next one to read should probably not be this one again. */
69 /* We should seek to the precise location specified, and
70 * return it, as we haven't read it yet. */
105 Location current_location;
107 JournalFile *current_file;
108 uint64_t current_field;
110 Match *level0, *level1, *level2;
115 unsigned current_invalidate_counter, last_invalidate_counter;
116 usec_t last_process_usec;
119 JournalFile *unique_file;
120 uint64_t unique_offset;
127 size_t data_threshold;
129 Hashmap *directories_by_path;
130 Hashmap *directories_by_wd;
135 char *journal_make_match_string(sd_journal *j);
136 void journal_print_header(sd_journal *j);
138 DEFINE_TRIVIAL_CLEANUP_FUNC(sd_journal*, sd_journal_close);
139 #define _cleanup_journal_close_ _cleanup_(sd_journal_closep)
141 #define JOURNAL_FOREACH_DATA_RETVAL(j, data, l, retval) \
142 for (sd_journal_restart_data(j); ((retval) = sd_journal_enumerate_data((j), &(data), &(l))) > 0; )