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03467c88 | 1 | /*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/ |
60918275 LP |
2 | |
3 | #ifndef fooutilhfoo | |
4 | #define fooutilhfoo | |
5 | ||
a7334b09 LP |
6 | /*** |
7 | This file is part of systemd. | |
8 | ||
9 | Copyright 2010 Lennart Poettering | |
10 | ||
11 | systemd is free software; you can redistribute it and/or modify it | |
5430f7f2 LP |
12 | under the terms of the GNU Lesser General Public License as published by |
13 | the Free Software Foundation; either version 2.1 of the License, or | |
a7334b09 LP |
14 | (at your option) any later version. |
15 | ||
16 | systemd is distributed in the hope that it will be useful, but | |
17 | WITHOUT ANY WARRANTY; without even the implied warranty of | |
18 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
5430f7f2 | 19 | Lesser General Public License for more details. |
a7334b09 | 20 | |
5430f7f2 | 21 | You should have received a copy of the GNU Lesser General Public License |
a7334b09 LP |
22 | along with systemd; If not, see <http://www.gnu.org/licenses/>. |
23 | ***/ | |
24 | ||
60918275 LP |
25 | #include <inttypes.h> |
26 | #include <time.h> | |
27 | #include <sys/time.h> | |
ec2002f8 | 28 | #include <stdarg.h> |
60918275 | 29 | #include <stdbool.h> |
5cb5a6ff | 30 | #include <stdlib.h> |
80876c20 | 31 | #include <stdio.h> |
9a34ec5f | 32 | #include <signal.h> |
82c121a4 | 33 | #include <sched.h> |
8f75a603 | 34 | #include <limits.h> |
00dc5d76 | 35 | #include <sys/stat.h> |
3b63d2d3 | 36 | #include <dirent.h> |
68faf98c | 37 | #include <sys/resource.h> |
60918275 | 38 | |
a838e6a1 LP |
39 | #include "macro.h" |
40 | ||
60918275 LP |
41 | typedef uint64_t usec_t; |
42 | ||
63983207 | 43 | typedef struct dual_timestamp { |
871d7de4 LP |
44 | usec_t realtime; |
45 | usec_t monotonic; | |
63983207 | 46 | } dual_timestamp; |
871d7de4 | 47 | |
034c6ed7 LP |
48 | #define MSEC_PER_SEC 1000ULL |
49 | #define USEC_PER_SEC 1000000ULL | |
50 | #define USEC_PER_MSEC 1000ULL | |
51 | #define NSEC_PER_SEC 1000000000ULL | |
52 | #define NSEC_PER_MSEC 1000000ULL | |
60918275 LP |
53 | #define NSEC_PER_USEC 1000ULL |
54 | ||
24a6e4a4 LP |
55 | #define USEC_PER_MINUTE (60ULL*USEC_PER_SEC) |
56 | #define USEC_PER_HOUR (60ULL*USEC_PER_MINUTE) | |
57 | #define USEC_PER_DAY (24ULL*USEC_PER_HOUR) | |
58 | #define USEC_PER_WEEK (7ULL*USEC_PER_DAY) | |
584be568 LP |
59 | #define USEC_PER_MONTH (2629800ULL*USEC_PER_SEC) |
60 | #define USEC_PER_YEAR (31557600ULL*USEC_PER_SEC) | |
24a6e4a4 | 61 | |
44d8db9e | 62 | /* What is interpreted as whitespace? */ |
4a72ff34 | 63 | #define WHITESPACE " \t\n\r" |
7072ced8 | 64 | #define NEWLINE "\n\r" |
97c4a07d LP |
65 | #define QUOTES "\"\'" |
66 | #define COMMENTS "#;\n" | |
44d8db9e | 67 | |
8b6c7120 | 68 | #define FORMAT_TIMESTAMP_MAX 64 |
584be568 | 69 | #define FORMAT_TIMESTAMP_PRETTY_MAX 256 |
871d7de4 | 70 | #define FORMAT_TIMESPAN_MAX 64 |
a7bc2c2a | 71 | #define FORMAT_BYTES_MAX 8 |
8b6c7120 | 72 | |
c1072ea0 | 73 | #define ANSI_HIGHLIGHT_ON "\x1B[1;39m" |
281605bf | 74 | #define ANSI_HIGHLIGHT_RED_ON "\x1B[1;31m" |
2ee68f72 | 75 | #define ANSI_HIGHLIGHT_GREEN_ON "\x1B[1;32m" |
61cbdc4b LP |
76 | #define ANSI_HIGHLIGHT_OFF "\x1B[0m" |
77 | ||
60918275 LP |
78 | usec_t now(clockid_t clock); |
79 | ||
63983207 | 80 | dual_timestamp* dual_timestamp_get(dual_timestamp *ts); |
a185c5aa | 81 | dual_timestamp* dual_timestamp_from_realtime(dual_timestamp *ts, usec_t u); |
871d7de4 | 82 | |
b0c918b9 LP |
83 | #define dual_timestamp_is_set(ts) ((ts)->realtime > 0) |
84 | ||
60918275 LP |
85 | usec_t timespec_load(const struct timespec *ts); |
86 | struct timespec *timespec_store(struct timespec *ts, usec_t u); | |
87 | ||
88 | usec_t timeval_load(const struct timeval *tv); | |
89 | struct timeval *timeval_store(struct timeval *tv, usec_t u); | |
90 | ||
37f85e66 | 91 | size_t page_size(void); |
92 | #define PAGE_ALIGN(l) ALIGN_TO((l), page_size()) | |
93 | ||
60918275 | 94 | #define streq(a,b) (strcmp((a),(b)) == 0) |
3846aeeb | 95 | #define strneq(a, b, n) (strncmp((a), (b), (n)) == 0) |
60918275 | 96 | |
e05797fb LP |
97 | bool streq_ptr(const char *a, const char *b); |
98 | ||
60918275 LP |
99 | #define new(t, n) ((t*) malloc(sizeof(t)*(n))) |
100 | ||
101 | #define new0(t, n) ((t*) calloc((n), sizeof(t))) | |
102 | ||
103 | #define malloc0(n) (calloc((n), 1)) | |
104 | ||
105 | static inline const char* yes_no(bool b) { | |
106 | return b ? "yes" : "no"; | |
107 | } | |
108 | ||
109 | static inline const char* strempty(const char *s) { | |
110 | return s ? s : ""; | |
111 | } | |
112 | ||
113 | static inline const char* strnull(const char *s) { | |
114 | return s ? s : "(null)"; | |
115 | } | |
116 | ||
04fd6fe4 LP |
117 | static inline const char *strna(const char *s) { |
118 | return s ? s : "n/a"; | |
119 | } | |
120 | ||
121 | static inline bool is_path_absolute(const char *p) { | |
122 | return *p == '/'; | |
123 | } | |
124 | ||
9beb3f4d LP |
125 | static inline bool isempty(const char *p) { |
126 | return !p || !p[0]; | |
127 | } | |
128 | ||
60918275 LP |
129 | bool endswith(const char *s, const char *postfix); |
130 | bool startswith(const char *s, const char *prefix); | |
3177a7fa | 131 | bool startswith_no_case(const char *s, const char *prefix); |
60918275 | 132 | |
79d6d816 LP |
133 | bool first_word(const char *s, const char *word); |
134 | ||
42f4e3c4 | 135 | int close_nointr(int fd); |
85f136b5 | 136 | void close_nointr_nofail(int fd); |
5b6319dc | 137 | void close_many(const int fds[], unsigned n_fd); |
60918275 | 138 | |
85261803 | 139 | int parse_boolean(const char *v); |
24a6e4a4 | 140 | int parse_usec(const char *t, usec_t *usec); |
ab1f0633 | 141 | int parse_bytes(const char *t, off_t *bytes); |
3ba686c1 | 142 | int parse_pid(const char *s, pid_t* ret_pid); |
034a2a52 LP |
143 | int parse_uid(const char *s, uid_t* ret_uid); |
144 | #define parse_gid(s, ret_uid) parse_uid(s, ret_uid) | |
85261803 LP |
145 | |
146 | int safe_atou(const char *s, unsigned *ret_u); | |
147 | int safe_atoi(const char *s, int *ret_i); | |
148 | ||
8f75a603 LP |
149 | int safe_atollu(const char *s, unsigned long long *ret_u); |
150 | int safe_atolli(const char *s, long long int *ret_i); | |
151 | ||
152 | #if __WORDSIZE == 32 | |
153 | static inline int safe_atolu(const char *s, unsigned long *ret_u) { | |
154 | assert_cc(sizeof(unsigned long) == sizeof(unsigned)); | |
155 | return safe_atou(s, (unsigned*) ret_u); | |
156 | } | |
157 | static inline int safe_atoli(const char *s, long int *ret_u) { | |
158 | assert_cc(sizeof(long int) == sizeof(int)); | |
159 | return safe_atoi(s, (int*) ret_u); | |
160 | } | |
161 | #else | |
162 | static inline int safe_atolu(const char *s, unsigned long *ret_u) { | |
163 | assert_cc(sizeof(unsigned long) == sizeof(unsigned long long)); | |
164 | return safe_atollu(s, (unsigned long long*) ret_u); | |
165 | } | |
166 | static inline int safe_atoli(const char *s, long int *ret_u) { | |
167 | assert_cc(sizeof(long int) == sizeof(long long int)); | |
168 | return safe_atolli(s, (long long int*) ret_u); | |
169 | } | |
170 | #endif | |
171 | ||
a838e6a1 LP |
172 | static inline int safe_atou32(const char *s, uint32_t *ret_u) { |
173 | assert_cc(sizeof(uint32_t) == sizeof(unsigned)); | |
174 | return safe_atou(s, (unsigned*) ret_u); | |
175 | } | |
176 | ||
8f75a603 | 177 | static inline int safe_atoi32(const char *s, int32_t *ret_i) { |
a838e6a1 | 178 | assert_cc(sizeof(int32_t) == sizeof(int)); |
8f75a603 | 179 | return safe_atoi(s, (int*) ret_i); |
a838e6a1 LP |
180 | } |
181 | ||
8f75a603 LP |
182 | static inline int safe_atou64(const char *s, uint64_t *ret_u) { |
183 | assert_cc(sizeof(uint64_t) == sizeof(unsigned long long)); | |
184 | return safe_atollu(s, (unsigned long long*) ret_u); | |
185 | } | |
034c6ed7 | 186 | |
8f75a603 LP |
187 | static inline int safe_atoi64(const char *s, int64_t *ret_i) { |
188 | assert_cc(sizeof(int64_t) == sizeof(long long int)); | |
189 | return safe_atolli(s, (long long int*) ret_i); | |
190 | } | |
034c6ed7 | 191 | |
65d2ebdc | 192 | char *split(const char *c, size_t *l, const char *separator, char **state); |
034c6ed7 | 193 | char *split_quoted(const char *c, size_t *l, char **state); |
a41e8209 | 194 | |
034c6ed7 | 195 | #define FOREACH_WORD(word, length, s, state) \ |
f62c0e4f | 196 | for ((state) = NULL, (word) = split((s), &(length), WHITESPACE, &(state)); (word); (word) = split((s), &(length), WHITESPACE, &(state))) |
65d2ebdc LP |
197 | |
198 | #define FOREACH_WORD_SEPARATOR(word, length, s, separator, state) \ | |
f62c0e4f | 199 | for ((state) = NULL, (word) = split((s), &(length), (separator), &(state)); (word); (word) = split((s), &(length), (separator), &(state))) |
a41e8209 | 200 | |
034c6ed7 | 201 | #define FOREACH_WORD_QUOTED(word, length, s, state) \ |
f62c0e4f | 202 | for ((state) = NULL, (word) = split_quoted((s), &(length), &(state)); (word); (word) = split_quoted((s), &(length), &(state))) |
034c6ed7 | 203 | |
65d2ebdc | 204 | char **split_path_and_make_absolute(const char *p); |
82919e3d | 205 | |
034c6ed7 | 206 | pid_t get_parent_of_pid(pid_t pid, pid_t *ppid); |
7640a5de | 207 | int get_starttime_of_pid(pid_t pid, unsigned long long *st); |
034c6ed7 LP |
208 | |
209 | int write_one_line_file(const char *fn, const char *line); | |
34ca941c | 210 | int write_one_line_file_atomic(const char *fn, const char *line); |
034c6ed7 | 211 | int read_one_line_file(const char *fn, char **line); |
34ca941c | 212 | int read_full_file(const char *fn, char **contents, size_t *size); |
97c4a07d | 213 | |
c899f8c6 | 214 | int parse_env_file(const char *fname, const char *separator, ...) _sentinel_; |
8c7be95e | 215 | int load_env_file(const char *fname, char ***l); |
7640a5de | 216 | int write_env_file(const char *fname, char **l); |
034c6ed7 | 217 | |
44d8db9e | 218 | char *strappend(const char *s, const char *suffix); |
fab56fc5 LP |
219 | char *strnappend(const char *s, const char *suffix, size_t length); |
220 | ||
221 | char *replace_env(const char *format, char **env); | |
222 | char **replace_env_argv(char **argv, char **env); | |
44d8db9e | 223 | |
87f0e418 | 224 | int readlink_malloc(const char *p, char **r); |
2c7108c4 | 225 | int readlink_and_make_absolute(const char *p, char **r); |
83096483 | 226 | int readlink_and_canonicalize(const char *p, char **r); |
87f0e418 LP |
227 | |
228 | char *file_name_from_path(const char *p); | |
0301abf4 LP |
229 | bool is_path(const char *p); |
230 | ||
231 | bool path_is_absolute(const char *p); | |
232 | char *path_make_absolute(const char *p, const char *prefix); | |
65d2ebdc | 233 | char *path_make_absolute_cwd(const char *p); |
c3f6d675 | 234 | |
65d2ebdc | 235 | char **strv_path_make_absolute_cwd(char **l); |
c3f6d675 | 236 | char **strv_path_canonicalize(char **l); |
a9dd2082 | 237 | char **strv_path_remove_empty(char **l); |
87f0e418 | 238 | |
2a987ee8 LP |
239 | int reset_all_signal_handlers(void); |
240 | ||
4a72ff34 | 241 | char *strstrip(char *s); |
ee9b5e01 | 242 | char *delete_chars(char *s, const char *bad); |
7072ced8 | 243 | char *truncate_nl(char *s); |
ee9b5e01 | 244 | |
4a72ff34 LP |
245 | char *file_in_same_dir(const char *path, const char *filename); |
246 | ||
35d2e7ec LP |
247 | int parent_of_path(const char *path, char **parent); |
248 | ||
c32dd69b LP |
249 | int rmdir_parents(const char *path, const char *stop); |
250 | ||
87d2c1ff LP |
251 | int get_process_comm(pid_t pid, char **name); |
252 | int get_process_cmdline(pid_t pid, size_t max_length, bool comm_fallback, char **line); | |
253 | int get_process_exe(pid_t pid, char **name); | |
7e4ab3c5 | 254 | int get_process_uid(pid_t pid, uid_t *uid); |
7072ced8 | 255 | |
fb624d04 | 256 | char hexchar(int x); |
4fe88d28 LP |
257 | int unhexchar(char c); |
258 | char octchar(int x); | |
259 | int unoctchar(char c); | |
5af98f82 LP |
260 | char decchar(int x); |
261 | int undecchar(char c); | |
4fe88d28 LP |
262 | |
263 | char *cescape(const char *s); | |
264 | char *cunescape(const char *s); | |
6febfd0d LP |
265 | char *cunescape_length(const char *s, size_t length); |
266 | ||
267 | char *xescape(const char *s, const char *bad); | |
268 | ||
269 | char *bus_path_escape(const char *s); | |
270 | char *bus_path_unescape(const char *s); | |
4fe88d28 LP |
271 | |
272 | char *path_kill_slashes(char *path); | |
273 | ||
274 | bool path_startswith(const char *path, const char *prefix); | |
15ae422b | 275 | bool path_equal(const char *a, const char *b); |
4fe88d28 LP |
276 | |
277 | char *ascii_strlower(char *path); | |
278 | ||
87d2c1ff LP |
279 | bool dirent_is_file(const struct dirent *de); |
280 | bool dirent_is_file_with_suffix(const struct dirent *de, const char *suffix); | |
281 | ||
c85dc17b LP |
282 | bool ignore_file(const char *filename); |
283 | ||
db12775d LP |
284 | bool chars_intersect(const char *a, const char *b); |
285 | ||
8b6c7120 | 286 | char *format_timestamp(char *buf, size_t l, usec_t t); |
584be568 | 287 | char *format_timestamp_pretty(char *buf, size_t l, usec_t t); |
871d7de4 | 288 | char *format_timespan(char *buf, size_t l, usec_t t); |
8b6c7120 | 289 | |
843d2643 | 290 | int make_stdio(int fd); |
ade509ce | 291 | int make_null_stdio(void); |
843d2643 | 292 | |
d3782d60 LP |
293 | unsigned long long random_ull(void); |
294 | ||
4e240ab0 MS |
295 | #define __DEFINE_STRING_TABLE_LOOKUP(name,type,scope) \ |
296 | scope const char *name##_to_string(type i) { \ | |
1dccbe19 LP |
297 | if (i < 0 || i >= (type) ELEMENTSOF(name##_table)) \ |
298 | return NULL; \ | |
299 | return name##_table[i]; \ | |
300 | } \ | |
4e240ab0 | 301 | scope type name##_from_string(const char *s) { \ |
1dccbe19 | 302 | type i; \ |
a7610064 | 303 | unsigned u = 0; \ |
1dccbe19 LP |
304 | assert(s); \ |
305 | for (i = 0; i < (type)ELEMENTSOF(name##_table); i++) \ | |
4fd5948e LP |
306 | if (name##_table[i] && \ |
307 | streq(name##_table[i], s)) \ | |
1dccbe19 | 308 | return i; \ |
d3725859 LP |
309 | if (safe_atou(s, &u) >= 0 && \ |
310 | u < ELEMENTSOF(name##_table)) \ | |
311 | return (type) u; \ | |
1dccbe19 LP |
312 | return (type) -1; \ |
313 | } \ | |
314 | struct __useless_struct_to_allow_trailing_semicolon__ | |
315 | ||
4e240ab0 MS |
316 | #define DEFINE_STRING_TABLE_LOOKUP(name,type) __DEFINE_STRING_TABLE_LOOKUP(name,type,) |
317 | #define DEFINE_PRIVATE_STRING_TABLE_LOOKUP(name,type) __DEFINE_STRING_TABLE_LOOKUP(name,type,static) | |
1dccbe19 | 318 | |
3a0ecb08 LP |
319 | int fd_nonblock(int fd, bool nonblock); |
320 | int fd_cloexec(int fd, bool cloexec); | |
321 | ||
a0d40ac5 LP |
322 | int close_all_fds(const int except[], unsigned n_except); |
323 | ||
42856c10 LP |
324 | bool fstype_is_network(const char *fstype); |
325 | ||
601f6a1e LP |
326 | int chvt(int vt); |
327 | ||
8f2d43a0 | 328 | int read_one_char(FILE *f, char *ret, usec_t timeout, bool *need_nl); |
80876c20 LP |
329 | int ask(char *ret, const char *replies, const char *text, ...); |
330 | ||
512947d4 | 331 | int reset_terminal_fd(int fd, bool switch_to_text); |
6ea832a2 LP |
332 | int reset_terminal(const char *name); |
333 | ||
80876c20 | 334 | int open_terminal(const char *name, int mode); |
21de3988 | 335 | int acquire_terminal(const char *name, bool fail, bool force, bool ignore_tiocstty_eperm); |
80876c20 LP |
336 | int release_terminal(void); |
337 | ||
338 | int flush_fd(int fd); | |
339 | ||
9a34ec5f LP |
340 | int ignore_signals(int sig, ...); |
341 | int default_signals(int sig, ...); | |
342 | int sigaction_many(const struct sigaction *sa, ...); | |
a337c6fc | 343 | |
8d567588 | 344 | int close_pipe(int p[]); |
5a3ab509 | 345 | int fopen_temporary(const char *path, FILE **_f, char **_temp_path); |
8d567588 | 346 | |
eb22ac37 LP |
347 | ssize_t loop_read(int fd, void *buf, size_t nbytes, bool do_poll); |
348 | ssize_t loop_write(int fd, const void *buf, size_t nbytes, bool do_poll); | |
8d567588 | 349 | |
0c85a4f3 | 350 | int path_is_mount_point(const char *path, bool allow_symlink); |
8d567588 | 351 | |
8407a5d0 LP |
352 | bool is_device_path(const char *path); |
353 | ||
01f78473 LP |
354 | int dir_is_empty(const char *path); |
355 | ||
5b6319dc | 356 | void rename_process(const char name[8]); |
2d368c14 | 357 | |
7d793605 LP |
358 | void sigset_add_many(sigset_t *ss, ...); |
359 | ||
ef2f1067 LP |
360 | char* gethostname_malloc(void); |
361 | char* getlogname_malloc(void); | |
fc116c6a LP |
362 | |
363 | int getttyname_malloc(int fd, char **r); | |
364 | int getttyname_harder(int fd, char **r); | |
365 | ||
4d6d6518 LP |
366 | int get_ctty_devnr(pid_t pid, dev_t *d); |
367 | int get_ctty(pid_t, dev_t *_devnr, char **r); | |
8c6db833 LP |
368 | |
369 | int chmod_and_chown(const char *path, mode_t mode, uid_t uid, gid_t gid); | |
f4b47811 | 370 | int fchmod_and_fchown(int fd, mode_t mode, uid_t uid, gid_t gid); |
8c6db833 | 371 | |
ad293f5a | 372 | int rm_rf(const char *path, bool only_dirs, bool delete_root, bool honour_sticky); |
ef2f1067 | 373 | |
1325aa42 LP |
374 | int pipe_eof(int fd); |
375 | ||
82c121a4 LP |
376 | cpu_set_t* cpu_set_malloc(unsigned *ncpus); |
377 | ||
67e5cc4f LP |
378 | void status_vprintf(const char *status, bool ellipse, const char *format, va_list ap); |
379 | void status_printf(const char *status, bool ellipse, const char *format, ...); | |
c846ff47 | 380 | void status_welcome(void); |
9e58ff9c | 381 | |
81beb750 | 382 | int fd_columns(int fd); |
72f59706 | 383 | unsigned columns(void); |
fa776d8e | 384 | |
8f2d43a0 LP |
385 | int fd_lines(int fd); |
386 | unsigned lines(void); | |
387 | ||
b4f10a5e LP |
388 | int running_in_chroot(void); |
389 | ||
72f59706 LP |
390 | char *ellipsize(const char *s, size_t length, unsigned percent); |
391 | char *ellipsize_mem(const char *s, size_t old_length, size_t new_length, unsigned percent); | |
8fe914ec | 392 | |
f6144808 LP |
393 | int touch(const char *path); |
394 | ||
97c4a07d | 395 | char *unquote(const char *s, const char *quotes); |
5f7c426e | 396 | char *normalize_env_assignment(const char *s); |
11ce3427 | 397 | |
8e12a6ae | 398 | int wait_for_terminate(pid_t pid, siginfo_t *status); |
97c4a07d | 399 | int wait_for_terminate_and_warn(const char *name, pid_t pid); |
2e78aa99 | 400 | |
3c14d26c LP |
401 | _noreturn_ void freeze(void); |
402 | ||
00dc5d76 | 403 | bool null_or_empty(struct stat *st); |
83096483 | 404 | int null_or_empty_path(const char *fn); |
00dc5d76 | 405 | |
a247755d | 406 | DIR *xopendirat(int dirfd, const char *name, int flags); |
3b63d2d3 | 407 | |
10717a1a | 408 | void dual_timestamp_serialize(FILE *f, const char *name, dual_timestamp *t); |
799fd0fd | 409 | void dual_timestamp_deserialize(const char *value, dual_timestamp *t); |
10717a1a | 410 | |
e23a0ce8 LP |
411 | char *fstab_node_to_udev_node(const char *p); |
412 | ||
f212ac12 | 413 | bool tty_is_vc(const char *tty); |
3043935f | 414 | bool tty_is_vc_resolve(const char *tty); |
98a28fef | 415 | int vtnr_from_tty(const char *tty); |
e3aa71c3 LP |
416 | const char *default_term_for_tty(const char *tty); |
417 | ||
83cc030f LP |
418 | void execute_directory(const char *directory, DIR *_d, char *argv[]); |
419 | ||
430c18ed LP |
420 | int kill_and_sigcont(pid_t pid, int sig); |
421 | ||
05feefe0 LP |
422 | bool nulstr_contains(const char*nulstr, const char *needle); |
423 | ||
6faa1114 LP |
424 | bool plymouth_running(void); |
425 | ||
7c3b203c | 426 | void parse_syslog_priority(char **p, int *priority); |
87d2c1ff LP |
427 | void skip_syslog_pid(char **buf); |
428 | void skip_syslog_date(char **buf); | |
7c3b203c | 429 | |
9beb3f4d LP |
430 | bool hostname_is_valid(const char *s); |
431 | char* hostname_cleanup(char *s); | |
432 | ||
433 | char* strshorten(char *s, size_t l); | |
434 | ||
6ea832a2 LP |
435 | int terminal_vhangup_fd(int fd); |
436 | int terminal_vhangup(const char *name); | |
437 | ||
438 | int vt_disallocate(const char *name); | |
439 | ||
34ca941c LP |
440 | int copy_file(const char *from, const char *to); |
441 | int symlink_or_copy(const char *from, const char *to); | |
442 | int symlink_or_copy_atomic(const char *from, const char *to); | |
443 | ||
444 | int fchmod_umask(int fd, mode_t mode); | |
445 | ||
446 | int conf_files_list(char ***strv, const char *suffix, const char *dir, ...); | |
447 | ||
2076cf88 | 448 | int hwclock_is_localtime(void); |
ff4daf5a | 449 | int hwclock_apply_localtime_delta(int *min); |
2076cf88 | 450 | int hwclock_reset_localtime_delta(void); |
34ca941c | 451 | int hwclock_get_time(struct tm *tm); |
34ca941c LP |
452 | int hwclock_set_time(const struct tm *tm); |
453 | ||
4d6d6518 LP |
454 | bool display_is_local(const char *display); |
455 | int socket_from_display(const char *display, char **path); | |
456 | ||
1cccf435 | 457 | int get_user_creds(const char **username, uid_t *uid, gid_t *gid, const char **home); |
4b67834e | 458 | int get_group_creds(const char **groupname, gid_t *gid); |
1cccf435 | 459 | |
43673799 LP |
460 | int in_group(const char *name); |
461 | ||
8092a428 LP |
462 | int glob_exists(const char *path); |
463 | ||
83096483 LP |
464 | int dirent_ensure_type(DIR *d, struct dirent *de); |
465 | ||
466 | int in_search_path(const char *path, char **search); | |
034a2a52 | 467 | int get_files_in_directory(const char *path, char ***list); |
83096483 | 468 | |
911a4828 LP |
469 | char *join(const char *x, ...) _sentinel_; |
470 | ||
b636465b LP |
471 | bool is_main_thread(void); |
472 | ||
ab1f0633 LP |
473 | bool in_charset(const char *s, const char* charset); |
474 | ||
94959f0f LP |
475 | int block_get_whole_disk(dev_t d, dev_t *ret); |
476 | ||
8d53b453 | 477 | int file_is_priv_sticky(const char *p); |
ad293f5a | 478 | |
fb9de93d LP |
479 | int strdup_or_null(const char *a, char **b); |
480 | ||
e23a0ce8 | 481 | #define NULSTR_FOREACH(i, l) \ |
c4e2ceae LP |
482 | for ((i) = (l); (i) && *(i); (i) = strchr((i), 0)+1) |
483 | ||
5c0532d1 LP |
484 | #define NULSTR_FOREACH_PAIR(i, j, l) \ |
485 | for ((i) = (l), (j) = strchr((i), 0)+1; (i) && *(i); (i) = strchr((j), 0)+1, (j) = *(i) ? strchr((i), 0)+1 : (i)) | |
486 | ||
1dccbe19 LP |
487 | const char *ioprio_class_to_string(int i); |
488 | int ioprio_class_from_string(const char *s); | |
489 | ||
490 | const char *sigchld_code_to_string(int i); | |
491 | int sigchld_code_from_string(const char *s); | |
492 | ||
7d76f312 LP |
493 | const char *log_facility_unshifted_to_string(int i); |
494 | int log_facility_unshifted_from_string(const char *s); | |
1dccbe19 LP |
495 | |
496 | const char *log_level_to_string(int i); | |
497 | int log_level_from_string(const char *s); | |
498 | ||
499 | const char *sched_policy_to_string(int i); | |
500 | int sched_policy_from_string(const char *s); | |
501 | ||
502 | const char *rlimit_to_string(int i); | |
503 | int rlimit_from_string(const char *s); | |
504 | ||
4fd5948e LP |
505 | const char *ip_tos_to_string(int i); |
506 | int ip_tos_from_string(const char *s); | |
507 | ||
2e22afe9 LP |
508 | const char *signal_to_string(int i); |
509 | int signal_from_string(const char *s); | |
510 | ||
8a0867d6 LP |
511 | int signal_from_string_try_harder(const char *s); |
512 | ||
9a0e6896 LP |
513 | extern int saved_argc; |
514 | extern char **saved_argv; | |
515 | ||
65457142 FC |
516 | bool kexec_loaded(void); |
517 | ||
87d2c1ff LP |
518 | int prot_from_flags(int flags); |
519 | ||
babfc091 LP |
520 | char *format_bytes(char *buf, size_t l, off_t t); |
521 | ||
8f2d43a0 | 522 | int fd_wait_for_event(int fd, int event, usec_t timeout); |
df50185b | 523 | |
55d7bfc1 LP |
524 | void* memdup(const void *p, size_t l); |
525 | ||
51122dc9 LP |
526 | int rtc_open(int flags); |
527 | ||
1e5678d0 LP |
528 | int is_kernel_thread(pid_t pid); |
529 | ||
bb99a35a LP |
530 | int fd_inc_sndbuf(int fd, size_t n); |
531 | int fd_inc_rcvbuf(int fd, size_t n); | |
6bb92a16 | 532 | |
9bdc770c | 533 | int fork_agent(pid_t *pid, const int except[], unsigned n_except, const char *path, ...); |
6bb92a16 | 534 | |
68faf98c LP |
535 | int setrlimit_closest(int resource, const struct rlimit *rlim); |
536 | ||
60918275 | 537 | #endif |