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60918275 LP |
1 | /*-*- Mode: C; c-basic-offset: 8 -*-*/ |
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 | |
12 | under the terms of the GNU General Public License as published by | |
13 | the Free Software Foundation; either version 2 of the License, or | |
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 | |
19 | General Public License for more details. | |
20 | ||
21 | You should have received a copy of the GNU General Public License | |
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> | |
28 | #include <stdbool.h> | |
5cb5a6ff | 29 | #include <stdlib.h> |
60918275 LP |
30 | |
31 | typedef uint64_t usec_t; | |
32 | ||
034c6ed7 LP |
33 | #define MSEC_PER_SEC 1000ULL |
34 | #define USEC_PER_SEC 1000000ULL | |
35 | #define USEC_PER_MSEC 1000ULL | |
36 | #define NSEC_PER_SEC 1000000000ULL | |
37 | #define NSEC_PER_MSEC 1000000ULL | |
60918275 LP |
38 | #define NSEC_PER_USEC 1000ULL |
39 | ||
44d8db9e | 40 | /* What is interpreted as whitespace? */ |
4a72ff34 | 41 | #define WHITESPACE " \t\n\r" |
44d8db9e | 42 | |
60918275 LP |
43 | usec_t now(clockid_t clock); |
44 | ||
45 | usec_t timespec_load(const struct timespec *ts); | |
46 | struct timespec *timespec_store(struct timespec *ts, usec_t u); | |
47 | ||
48 | usec_t timeval_load(const struct timeval *tv); | |
49 | struct timeval *timeval_store(struct timeval *tv, usec_t u); | |
50 | ||
51 | #define streq(a,b) (strcmp((a),(b)) == 0) | |
52 | ||
53 | #define new(t, n) ((t*) malloc(sizeof(t)*(n))) | |
54 | ||
55 | #define new0(t, n) ((t*) calloc((n), sizeof(t))) | |
56 | ||
57 | #define malloc0(n) (calloc((n), 1)) | |
58 | ||
59 | static inline const char* yes_no(bool b) { | |
60 | return b ? "yes" : "no"; | |
61 | } | |
62 | ||
63 | static inline const char* strempty(const char *s) { | |
64 | return s ? s : ""; | |
65 | } | |
66 | ||
67 | static inline const char* strnull(const char *s) { | |
68 | return s ? s : "(null)"; | |
69 | } | |
70 | ||
04fd6fe4 LP |
71 | static inline const char *strna(const char *s) { |
72 | return s ? s : "n/a"; | |
73 | } | |
74 | ||
75 | static inline bool is_path_absolute(const char *p) { | |
76 | return *p == '/'; | |
77 | } | |
78 | ||
60918275 LP |
79 | bool endswith(const char *s, const char *postfix); |
80 | bool startswith(const char *s, const char *prefix); | |
81 | ||
79d6d816 LP |
82 | bool first_word(const char *s, const char *word); |
83 | ||
42f4e3c4 | 84 | int close_nointr(int fd); |
85f136b5 | 85 | void close_nointr_nofail(int fd); |
60918275 | 86 | |
85261803 LP |
87 | int parse_boolean(const char *v); |
88 | ||
89 | int safe_atou(const char *s, unsigned *ret_u); | |
90 | int safe_atoi(const char *s, int *ret_i); | |
91 | ||
034c6ed7 LP |
92 | int safe_atolu(const char *s, unsigned long *ret_u); |
93 | int safe_atoli(const char *s, long int *ret_i); | |
94 | ||
95 | int safe_atollu(const char *s, unsigned long long *ret_u); | |
96 | int safe_atolli(const char *s, long long int *ret_i); | |
97 | ||
a41e8209 | 98 | char *split_spaces(const char *c, size_t *l, char **state); |
034c6ed7 | 99 | char *split_quoted(const char *c, size_t *l, char **state); |
82919e3d | 100 | char *split_slash(const char *c, size_t *l, char **state); |
a41e8209 | 101 | |
034c6ed7 | 102 | #define FOREACH_WORD(word, length, s, state) \ |
a41e8209 LP |
103 | for ((state) = NULL, (word) = split_spaces((s), &(l), &(state)); (word); (word) = split_spaces((s), &(l), &(state))) |
104 | ||
034c6ed7 LP |
105 | #define FOREACH_WORD_QUOTED(word, length, s, state) \ |
106 | for ((state) = NULL, (word) = split_quoted((s), &(l), &(state)); (word); (word) = split_quoted((s), &(l), &(state))) | |
107 | ||
82919e3d LP |
108 | #define FOREACH_WORD_SLASH(word, length, s, state) \ |
109 | for ((state) = NULL, (word) = split_slash((s), &(l), &(state)); (word); (word) = split_slash((s), &(l), &(state))) | |
110 | ||
034c6ed7 LP |
111 | pid_t get_parent_of_pid(pid_t pid, pid_t *ppid); |
112 | ||
113 | int write_one_line_file(const char *fn, const char *line); | |
114 | int read_one_line_file(const char *fn, char **line); | |
115 | ||
44d8db9e LP |
116 | char *strappend(const char *s, const char *suffix); |
117 | ||
87f0e418 LP |
118 | int readlink_malloc(const char *p, char **r); |
119 | ||
120 | char *file_name_from_path(const char *p); | |
0301abf4 LP |
121 | bool is_path(const char *p); |
122 | ||
123 | bool path_is_absolute(const char *p); | |
124 | char *path_make_absolute(const char *p, const char *prefix); | |
87f0e418 | 125 | |
2a987ee8 LP |
126 | int reset_all_signal_handlers(void); |
127 | ||
4a72ff34 LP |
128 | char *strstrip(char *s); |
129 | char *file_in_same_dir(const char *path, const char *filename); | |
a9f5d454 | 130 | int mkdir_parents(const char *path, mode_t mode); |
4a72ff34 | 131 | |
fb624d04 | 132 | char hexchar(int x); |
4fe88d28 LP |
133 | int unhexchar(char c); |
134 | char octchar(int x); | |
135 | int unoctchar(char c); | |
136 | ||
137 | char *cescape(const char *s); | |
138 | char *cunescape(const char *s); | |
139 | ||
140 | char *path_kill_slashes(char *path); | |
141 | ||
142 | bool path_startswith(const char *path, const char *prefix); | |
143 | ||
144 | char *ascii_strlower(char *path); | |
145 | ||
146 | char *xescape(const char *s, const char *bad); | |
fb624d04 | 147 | |
ea430986 LP |
148 | char *bus_path_escape(const char *s); |
149 | char *bus_path_unescape(const char *s); | |
150 | ||
1dccbe19 LP |
151 | #define DEFINE_STRING_TABLE_LOOKUP(name,type) \ |
152 | const char *name##_to_string(type i) { \ | |
153 | if (i < 0 || i >= (type) ELEMENTSOF(name##_table)) \ | |
154 | return NULL; \ | |
155 | return name##_table[i]; \ | |
156 | } \ | |
157 | type name##_from_string(const char *s) { \ | |
158 | type i; \ | |
159 | assert(s); \ | |
160 | for (i = 0; i < (type)ELEMENTSOF(name##_table); i++) \ | |
161 | if (streq(name##_table[i], s)) \ | |
162 | return i; \ | |
163 | return (type) -1; \ | |
164 | } \ | |
165 | struct __useless_struct_to_allow_trailing_semicolon__ | |
166 | ||
167 | ||
168 | const char *ioprio_class_to_string(int i); | |
169 | int ioprio_class_from_string(const char *s); | |
170 | ||
171 | const char *sigchld_code_to_string(int i); | |
172 | int sigchld_code_from_string(const char *s); | |
173 | ||
174 | const char *log_facility_to_string(int i); | |
175 | int log_facility_from_string(const char *s); | |
176 | ||
177 | const char *log_level_to_string(int i); | |
178 | int log_level_from_string(const char *s); | |
179 | ||
180 | const char *sched_policy_to_string(int i); | |
181 | int sched_policy_from_string(const char *s); | |
182 | ||
183 | const char *rlimit_to_string(int i); | |
184 | int rlimit_from_string(const char *s); | |
185 | ||
60918275 | 186 | #endif |