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1/* SPDX-License-Identifier: LGPL-2.1+ */
2#ifndef foosdjournalhfoo
3#define foosdjournalhfoo
4
5/***
6 systemd is free software; you can redistribute it and/or modify it
7 under the terms of the GNU Lesser General Public License as published by
8 the Free Software Foundation; either version 2.1 of the License, or
9 (at your option) any later version.
10
11 systemd is distributed in the hope that it will be useful, but
12 WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 Lesser General Public License for more details.
15
16 You should have received a copy of the GNU Lesser General Public License
17 along with systemd; If not, see <http://www.gnu.org/licenses/>.
18***/
19
20#include <inttypes.h>
21#include <stdarg.h>
22#include <sys/types.h>
23#include <sys/uio.h>
24#include <syslog.h>
25
26#include "sd-id128.h"
27
28#include "_sd-common.h"
29
30/* Journal APIs. See sd-journal(3) for more information. */
31
32_SD_BEGIN_DECLARATIONS;
33
34/* Write to daemon */
35int sd_journal_print(int priority, const char *format, ...) _sd_printf_(2, 3);
36int sd_journal_printv(int priority, const char *format, va_list ap) _sd_printf_(2, 0);
37int sd_journal_send(const char *format, ...) _sd_printf_(1, 0) _sd_sentinel_;
38int sd_journal_sendv(const struct iovec *iov, int n);
39int sd_journal_perror(const char *message);
40
41/* Used by the macros below. You probably don't want to call this directly. */
42int sd_journal_print_with_location(int priority, const char *file, const char *line, const char *func, const char *format, ...) _sd_printf_(5, 6);
43int sd_journal_printv_with_location(int priority, const char *file, const char *line, const char *func, const char *format, va_list ap) _sd_printf_(5, 0);
44int sd_journal_send_with_location(const char *file, const char *line, const char *func, const char *format, ...) _sd_printf_(4, 0) _sd_sentinel_;
45int sd_journal_sendv_with_location(const char *file, const char *line, const char *func, const struct iovec *iov, int n);
46int sd_journal_perror_with_location(const char *file, const char *line, const char *func, const char *message);
47
48/* implicitly add code location to messages sent, if this is enabled */
49#ifndef SD_JOURNAL_SUPPRESS_LOCATION
50
51#define sd_journal_print(priority, ...) sd_journal_print_with_location(priority, "CODE_FILE=" __FILE__, "CODE_LINE=" _SD_STRINGIFY(__LINE__), __func__, __VA_ARGS__)
52#define sd_journal_printv(priority, format, ap) sd_journal_printv_with_location(priority, "CODE_FILE=" __FILE__, "CODE_LINE=" _SD_STRINGIFY(__LINE__), __func__, format, ap)
53#define sd_journal_send(...) sd_journal_send_with_location("CODE_FILE=" __FILE__, "CODE_LINE=" _SD_STRINGIFY(__LINE__), __func__, __VA_ARGS__)
54#define sd_journal_sendv(iovec, n) sd_journal_sendv_with_location("CODE_FILE=" __FILE__, "CODE_LINE=" _SD_STRINGIFY(__LINE__), __func__, iovec, n)
55#define sd_journal_perror(message) sd_journal_perror_with_location("CODE_FILE=" __FILE__, "CODE_LINE=" _SD_STRINGIFY(__LINE__), __func__, message)
56
57#endif
58
59int sd_journal_stream_fd(const char *identifier, int priority, int level_prefix);
60
61/* Browse journal stream */
62
63typedef struct sd_journal sd_journal;
64
65/* Open flags */
66enum {
67 SD_JOURNAL_LOCAL_ONLY = 1 << 0,
68 SD_JOURNAL_RUNTIME_ONLY = 1 << 1,
69 SD_JOURNAL_SYSTEM = 1 << 2,
70 SD_JOURNAL_CURRENT_USER = 1 << 3,
71 SD_JOURNAL_OS_ROOT = 1 << 4,
72
73 SD_JOURNAL_SYSTEM_ONLY = SD_JOURNAL_SYSTEM /* deprecated name */
74};
75
76/* Wakeup event types */
77enum {
78 SD_JOURNAL_NOP,
79 SD_JOURNAL_APPEND,
80 SD_JOURNAL_INVALIDATE
81};
82
83int sd_journal_open(sd_journal **ret, int flags);
84int sd_journal_open_directory(sd_journal **ret, const char *path, int flags);
85int sd_journal_open_directory_fd(sd_journal **ret, int fd, int flags);
86int sd_journal_open_files(sd_journal **ret, const char **paths, int flags);
87int sd_journal_open_files_fd(sd_journal **ret, int fds[], unsigned n_fds, int flags);
88int sd_journal_open_container(sd_journal **ret, const char *machine, int flags); /* deprecated */
89void sd_journal_close(sd_journal *j);
90
91int sd_journal_previous(sd_journal *j);
92int sd_journal_next(sd_journal *j);
93
94int sd_journal_previous_skip(sd_journal *j, uint64_t skip);
95int sd_journal_next_skip(sd_journal *j, uint64_t skip);
96
97int sd_journal_get_realtime_usec(sd_journal *j, uint64_t *ret);
98int sd_journal_get_monotonic_usec(sd_journal *j, uint64_t *ret, sd_id128_t *ret_boot_id);
99
100int sd_journal_set_data_threshold(sd_journal *j, size_t sz);
101int sd_journal_get_data_threshold(sd_journal *j, size_t *sz);
102
103int sd_journal_get_data(sd_journal *j, const char *field, const void **data, size_t *l);
104int sd_journal_enumerate_data(sd_journal *j, const void **data, size_t *l);
105void sd_journal_restart_data(sd_journal *j);
106
107int sd_journal_add_match(sd_journal *j, const void *data, size_t size);
108int sd_journal_add_disjunction(sd_journal *j);
109int sd_journal_add_conjunction(sd_journal *j);
110void sd_journal_flush_matches(sd_journal *j);
111
112int sd_journal_seek_head(sd_journal *j);
113int sd_journal_seek_tail(sd_journal *j);
114int sd_journal_seek_monotonic_usec(sd_journal *j, sd_id128_t boot_id, uint64_t usec);
115int sd_journal_seek_realtime_usec(sd_journal *j, uint64_t usec);
116int sd_journal_seek_cursor(sd_journal *j, const char *cursor);
117
118int sd_journal_get_cursor(sd_journal *j, char **cursor);
119int sd_journal_test_cursor(sd_journal *j, const char *cursor);
120
121int sd_journal_get_cutoff_realtime_usec(sd_journal *j, uint64_t *from, uint64_t *to);
122int sd_journal_get_cutoff_monotonic_usec(sd_journal *j, const sd_id128_t boot_id, uint64_t *from, uint64_t *to);
123
124int sd_journal_get_usage(sd_journal *j, uint64_t *bytes);
125
126int sd_journal_query_unique(sd_journal *j, const char *field);
127int sd_journal_enumerate_unique(sd_journal *j, const void **data, size_t *l);
128void sd_journal_restart_unique(sd_journal *j);
129
130int sd_journal_enumerate_fields(sd_journal *j, const char **field);
131void sd_journal_restart_fields(sd_journal *j);
132
133int sd_journal_get_fd(sd_journal *j);
134int sd_journal_get_events(sd_journal *j);
135int sd_journal_get_timeout(sd_journal *j, uint64_t *timeout_usec);
136int sd_journal_process(sd_journal *j);
137int sd_journal_wait(sd_journal *j, uint64_t timeout_usec);
138int sd_journal_reliable_fd(sd_journal *j);
139
140int sd_journal_get_catalog(sd_journal *j, char **text);
141int sd_journal_get_catalog_for_message_id(sd_id128_t id, char **text);
142
143int sd_journal_has_runtime_files(sd_journal *j);
144int sd_journal_has_persistent_files(sd_journal *j);
145
146/* The inverse condition avoids ambiguity of dangling 'else' after the macro */
147#define SD_JOURNAL_FOREACH(j) \
148 if (sd_journal_seek_head(j) < 0) { } \
149 else while (sd_journal_next(j) > 0)
150
151/* The inverse condition avoids ambiguity of dangling 'else' after the macro */
152#define SD_JOURNAL_FOREACH_BACKWARDS(j) \
153 if (sd_journal_seek_tail(j) < 0) { } \
154 else while (sd_journal_previous(j) > 0)
155
156/* Iterate through the data fields of the current journal entry */
157#define SD_JOURNAL_FOREACH_DATA(j, data, l) \
158 for (sd_journal_restart_data(j); sd_journal_enumerate_data((j), &(data), &(l)) > 0; )
159
160/* Iterate through the all known values of a specific field */
161#define SD_JOURNAL_FOREACH_UNIQUE(j, data, l) \
162 for (sd_journal_restart_unique(j); sd_journal_enumerate_unique((j), &(data), &(l)) > 0; )
163
164/* Iterate through all known field names */
165#define SD_JOURNAL_FOREACH_FIELD(j, field) \
166 for (sd_journal_restart_fields(j); sd_journal_enumerate_fields((j), &(field)) > 0; )
167
168_SD_DEFINE_POINTER_CLEANUP_FUNC(sd_journal, sd_journal_close);
169
170_SD_END_DECLARATIONS;
171
172#endif
173

Warning: That file was not part of the compilation database. It may have many parsing errors.