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1 | /*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/ |
2 | ||
3 | #pragma once | |
4 | ||
5 | /*** | |
6 | This file is part of systemd. | |
7 | ||
8 | Copyright 2010 Lennart Poettering | |
9 | ||
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. | |
14 | ||
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. | |
19 | ||
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/>. | |
22 | ***/ | |
23 | ||
24 | #include <stdbool.h> | |
25 | #include <stdio.h> | |
26 | ||
27 | #include "list.h" | |
28 | #include "macro.h" | |
29 | ||
30 | typedef enum ConditionType { | |
31 | CONDITION_PATH_EXISTS, | |
32 | CONDITION_PATH_EXISTS_GLOB, | |
33 | CONDITION_PATH_IS_DIRECTORY, | |
34 | CONDITION_PATH_IS_SYMBOLIC_LINK, | |
35 | CONDITION_PATH_IS_MOUNT_POINT, | |
36 | CONDITION_PATH_IS_READ_WRITE, | |
37 | CONDITION_DIRECTORY_NOT_EMPTY, | |
38 | CONDITION_FILE_NOT_EMPTY, | |
39 | CONDITION_FILE_IS_EXECUTABLE, | |
40 | CONDITION_KERNEL_COMMAND_LINE, | |
41 | CONDITION_VIRTUALIZATION, | |
42 | CONDITION_SECURITY, | |
43 | CONDITION_CAPABILITY, | |
44 | CONDITION_HOST, | |
45 | CONDITION_AC_POWER, | |
099524d7 | 46 | CONDITION_ARCHITECTURE, |
a55654d5 | 47 | CONDITION_NEEDS_UPDATE, |
e2680723 | 48 | CONDITION_FIRST_BOOT, |
b77c08e0 TG |
49 | CONDITION_NULL, |
50 | _CONDITION_TYPE_MAX, | |
51 | _CONDITION_TYPE_INVALID = -1 | |
52 | } ConditionType; | |
53 | ||
592fd144 LP |
54 | #define CONDITION_STATE_IS_SUCCEEDED(state) ((state) > 0) |
55 | #define CONDITION_STATE_IS_UNKNOWN(state) ((state) == 0) | |
56 | #define CONDITION_STATE_IS_FAILED(state) ((state) < 0) | |
57 | ||
58 | enum { | |
59 | CONDITION_STATE_SUCCEEDED = -1, | |
60 | CONDITION_STATE_UNKNOWN = 0, | |
61 | CONDITION_STATE_FAILED = 1 | |
62 | }; | |
63 | ||
b77c08e0 TG |
64 | typedef struct Condition { |
65 | ConditionType type; | |
66 | ||
67 | bool trigger:1; | |
68 | bool negate:1; | |
69 | ||
70 | char *parameter; | |
b77c08e0 TG |
71 | int state; |
72 | ||
73 | LIST_FIELDS(struct Condition, conditions); | |
74 | } Condition; | |
75 | ||
76 | Condition* condition_new(ConditionType type, const char *parameter, bool trigger, bool negate); | |
77 | void condition_free(Condition *c); | |
78 | void condition_free_list(Condition *c); | |
79 | ||
d1bddcec LP |
80 | int condition_test(Condition *c); |
81 | ||
b77c08e0 TG |
82 | void condition_dump(Condition *c, FILE *f, const char *prefix); |
83 | void condition_dump_list(Condition *c, FILE *f, const char *prefix); | |
84 | ||
85 | const char* condition_type_to_string(ConditionType t) _const_; | |
86 | int condition_type_from_string(const char *s) _pure_; |