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53e1b683 | 1 | /* SPDX-License-Identifier: LGPL-2.1+ */ |
6bedfcbb LP |
2 | #pragma once |
3 | ||
4 | /*** | |
5 | This file is part of systemd. | |
6 | ||
7 | Copyright 2010 Lennart Poettering | |
8 | ||
9 | systemd is free software; you can redistribute it and/or modify it | |
10 | under the terms of the GNU Lesser General Public License as published by | |
11 | the Free Software Foundation; either version 2.1 of the License, or | |
12 | (at your option) any later version. | |
13 | ||
14 | systemd is distributed in the hope that it will be useful, but | |
15 | WITHOUT ANY WARRANTY; without even the implied warranty of | |
16 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
17 | Lesser General Public License for more details. | |
18 | ||
19 | You should have received a copy of the GNU Lesser General Public License | |
20 | along with systemd; If not, see <http://www.gnu.org/licenses/>. | |
21 | ***/ | |
22 | ||
23 | #include <inttypes.h> | |
11c3a366 TA |
24 | #include <limits.h> |
25 | #include <stddef.h> | |
26 | #include <stdint.h> | |
6bedfcbb LP |
27 | #include <sys/types.h> |
28 | ||
29 | #include "macro.h" | |
30 | ||
c7f1808a LP |
31 | #define MODE_INVALID ((mode_t) -1) |
32 | ||
6bedfcbb | 33 | int parse_boolean(const char *v) _pure_; |
fbcc7f41 | 34 | int parse_dev(const char *s, dev_t *ret); |
6bedfcbb LP |
35 | int parse_pid(const char *s, pid_t* ret_pid); |
36 | int parse_mode(const char *s, mode_t *ret); | |
6ad623a3 | 37 | int parse_ifindex(const char *s, int *ret); |
6bedfcbb LP |
38 | |
39 | int parse_size(const char *t, uint64_t base, uint64_t *size); | |
28cb17ef | 40 | int parse_range(const char *t, unsigned *lower, unsigned *upper); |
cf26c4a7 YW |
41 | int parse_errno(const char *t); |
42 | int parse_syscall_and_errno(const char *in, char **name, int *error); | |
6bedfcbb LP |
43 | |
44 | #define FORMAT_BYTES_MAX 8 | |
45 | char *format_bytes(char *buf, size_t l, uint64_t t); | |
46 | ||
47 | int safe_atou(const char *s, unsigned *ret_u); | |
48 | int safe_atoi(const char *s, int *ret_i); | |
49 | int safe_atollu(const char *s, unsigned long long *ret_u); | |
50 | int safe_atolli(const char *s, long long int *ret_i); | |
51 | ||
52 | int safe_atou8(const char *s, uint8_t *ret); | |
53 | ||
54 | int safe_atou16(const char *s, uint16_t *ret); | |
55 | int safe_atoi16(const char *s, int16_t *ret); | |
56 | ||
57 | static inline int safe_atou32(const char *s, uint32_t *ret_u) { | |
58 | assert_cc(sizeof(uint32_t) == sizeof(unsigned)); | |
59 | return safe_atou(s, (unsigned*) ret_u); | |
60 | } | |
61 | ||
62 | static inline int safe_atoi32(const char *s, int32_t *ret_i) { | |
63 | assert_cc(sizeof(int32_t) == sizeof(int)); | |
64 | return safe_atoi(s, (int*) ret_i); | |
65 | } | |
66 | ||
67 | static inline int safe_atou64(const char *s, uint64_t *ret_u) { | |
68 | assert_cc(sizeof(uint64_t) == sizeof(unsigned long long)); | |
69 | return safe_atollu(s, (unsigned long long*) ret_u); | |
70 | } | |
71 | ||
72 | static inline int safe_atoi64(const char *s, int64_t *ret_i) { | |
73 | assert_cc(sizeof(int64_t) == sizeof(long long int)); | |
74 | return safe_atolli(s, (long long int*) ret_i); | |
75 | } | |
76 | ||
77 | #if LONG_MAX == INT_MAX | |
78 | static inline int safe_atolu(const char *s, unsigned long *ret_u) { | |
79 | assert_cc(sizeof(unsigned long) == sizeof(unsigned)); | |
80 | return safe_atou(s, (unsigned*) ret_u); | |
81 | } | |
82 | static inline int safe_atoli(const char *s, long int *ret_u) { | |
83 | assert_cc(sizeof(long int) == sizeof(int)); | |
84 | return safe_atoi(s, (int*) ret_u); | |
85 | } | |
86 | #else | |
87 | static inline int safe_atolu(const char *s, unsigned long *ret_u) { | |
88 | assert_cc(sizeof(unsigned long) == sizeof(unsigned long long)); | |
89 | return safe_atollu(s, (unsigned long long*) ret_u); | |
90 | } | |
91 | static inline int safe_atoli(const char *s, long int *ret_u) { | |
92 | assert_cc(sizeof(long int) == sizeof(long long int)); | |
93 | return safe_atolli(s, (long long int*) ret_u); | |
94 | } | |
95 | #endif | |
96 | ||
7c2da2ca ZJS |
97 | #if SIZE_MAX == UINT_MAX |
98 | static inline int safe_atozu(const char *s, size_t *ret_u) { | |
99 | assert_cc(sizeof(size_t) == sizeof(unsigned)); | |
e4196edf | 100 | return safe_atou(s, (unsigned *) ret_u); |
7c2da2ca ZJS |
101 | } |
102 | #else | |
103 | static inline int safe_atozu(const char *s, size_t *ret_u) { | |
104 | assert_cc(sizeof(size_t) == sizeof(long unsigned)); | |
105 | return safe_atolu(s, ret_u); | |
106 | } | |
107 | #endif | |
108 | ||
6bedfcbb | 109 | int safe_atod(const char *s, double *ret_d); |
436dd70f HV |
110 | |
111 | int parse_fractional_part_u(const char **s, size_t digits, unsigned *res); | |
9184ca48 | 112 | |
5124866d | 113 | int parse_percent_unbounded(const char *p); |
9184ca48 | 114 | int parse_percent(const char *p); |
41bf0590 LP |
115 | |
116 | int parse_nice(const char *p, int *ret); | |
10452f7c SS |
117 | |
118 | int parse_ip_port(const char *s, uint16_t *ret); |