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77019691 YW |
1 | /* SPDX-License-Identifier: LGPL-2.1+ */ |
2 | #pragma once | |
3 | ||
77019691 | 4 | #include "sd-bus.h" |
19e69a9c | 5 | |
77019691 YW |
6 | #include "unit.h" |
7 | ||
54138a8d YW |
8 | int bus_property_get_triggered_unit(sd_bus *bus, const char *path, const char *interface, const char *property, sd_bus_message *reply, void *userdata, sd_bus_error *error); |
9 | ||
77019691 YW |
10 | #define BUS_DEFINE_SET_TRANSIENT(function, bus_type, type, cast_type, fmt) \ |
11 | int bus_set_transient_##function( \ | |
12 | Unit *u, \ | |
13 | const char *name, \ | |
14 | cast_type *p, \ | |
15 | sd_bus_message *message, \ | |
16 | UnitWriteFlags flags, \ | |
17 | sd_bus_error *error) { \ | |
18 | \ | |
19 | type v; \ | |
20 | int r; \ | |
21 | \ | |
22 | assert(p); \ | |
23 | \ | |
24 | r = sd_bus_message_read(message, bus_type, &v); \ | |
25 | if (r < 0) \ | |
26 | return r; \ | |
27 | \ | |
28 | if (!UNIT_WRITE_FLAGS_NOOP(flags)) { \ | |
29 | *p = (cast_type) v; \ | |
30 | unit_write_settingf(u, flags, name, \ | |
31 | "%s=" fmt, name, v); \ | |
32 | } \ | |
33 | \ | |
34 | return 1; \ | |
f6a8265b | 35 | } |
77019691 YW |
36 | |
37 | #define BUS_DEFINE_SET_TRANSIENT_IS_VALID(function, bus_type, type, cast_type, fmt, check) \ | |
38 | int bus_set_transient_##function( \ | |
39 | Unit *u, \ | |
40 | const char *name, \ | |
41 | cast_type *p, \ | |
42 | sd_bus_message *message, \ | |
43 | UnitWriteFlags flags, \ | |
44 | sd_bus_error *error) { \ | |
45 | \ | |
46 | type v; \ | |
47 | int r; \ | |
48 | \ | |
49 | assert(p); \ | |
50 | \ | |
51 | r = sd_bus_message_read(message, bus_type, &v); \ | |
52 | if (r < 0) \ | |
53 | return r; \ | |
54 | \ | |
55 | if (!check(v)) \ | |
56 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, \ | |
57 | "Invalid %s setting: " fmt, name, v); \ | |
58 | \ | |
59 | if (!UNIT_WRITE_FLAGS_NOOP(flags)) { \ | |
60 | *p = (cast_type) v; \ | |
61 | unit_write_settingf(u, flags, name, \ | |
62 | "%s=" fmt, name, v); \ | |
63 | } \ | |
64 | \ | |
65 | return 1; \ | |
f6a8265b | 66 | } |
77019691 YW |
67 | |
68 | #define BUS_DEFINE_SET_TRANSIENT_TO_STRING(function, bus_type, type, cast_type, fmt, to_string) \ | |
69 | int bus_set_transient_##function( \ | |
70 | Unit *u, \ | |
71 | const char *name, \ | |
72 | cast_type *p, \ | |
73 | sd_bus_message *message, \ | |
74 | UnitWriteFlags flags, \ | |
75 | sd_bus_error *error) { \ | |
76 | \ | |
77 | const char *s; \ | |
78 | type v; \ | |
79 | int r; \ | |
80 | \ | |
81 | assert(p); \ | |
82 | \ | |
83 | r = sd_bus_message_read(message, bus_type, &v); \ | |
84 | if (r < 0) \ | |
85 | return r; \ | |
86 | \ | |
87 | s = to_string(v); \ | |
88 | if (!s) \ | |
89 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, \ | |
90 | "Invalid %s setting: " fmt, name, v); \ | |
91 | \ | |
92 | if (!UNIT_WRITE_FLAGS_NOOP(flags)) { \ | |
93 | *p = (cast_type) v; \ | |
94 | unit_write_settingf(u, flags, name, \ | |
95 | "%s=%s", name, s); \ | |
96 | } \ | |
97 | \ | |
98 | return 1; \ | |
f6a8265b | 99 | } |
77019691 YW |
100 | |
101 | #define BUS_DEFINE_SET_TRANSIENT_TO_STRING_ALLOC(function, bus_type, type, cast_type, fmt, to_string) \ | |
102 | int bus_set_transient_##function( \ | |
103 | Unit *u, \ | |
104 | const char *name, \ | |
105 | cast_type *p, \ | |
106 | sd_bus_message *message, \ | |
107 | UnitWriteFlags flags, \ | |
108 | sd_bus_error *error) { \ | |
109 | \ | |
110 | _cleanup_free_ char *s = NULL; \ | |
111 | type v; \ | |
112 | int r; \ | |
113 | \ | |
114 | assert(p); \ | |
115 | \ | |
116 | r = sd_bus_message_read(message, bus_type, &v); \ | |
117 | if (r < 0) \ | |
118 | return r; \ | |
119 | \ | |
120 | r = to_string(v, &s); \ | |
121 | if (r == -EINVAL) \ | |
122 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, \ | |
123 | "Invalid %s setting: " fmt, name, v); \ | |
124 | if (r < 0) \ | |
125 | return r; \ | |
126 | \ | |
127 | if (!UNIT_WRITE_FLAGS_NOOP(flags)) { \ | |
128 | *p = (cast_type) v; \ | |
129 | unit_write_settingf(u, flags, name, \ | |
130 | "%s=%s", name, s); \ | |
131 | } \ | |
132 | \ | |
133 | return 1; \ | |
f6a8265b | 134 | } |
77019691 YW |
135 | |
136 | #define BUS_DEFINE_SET_TRANSIENT_PARSE(function, type, parse) \ | |
137 | int bus_set_transient_##function( \ | |
138 | Unit *u, \ | |
139 | const char *name, \ | |
140 | type *p, \ | |
141 | sd_bus_message *message, \ | |
142 | UnitWriteFlags flags, \ | |
143 | sd_bus_error *error) { \ | |
144 | \ | |
145 | const char *s; \ | |
146 | type v; \ | |
147 | int r; \ | |
148 | \ | |
149 | assert(p); \ | |
150 | \ | |
151 | r = sd_bus_message_read(message, "s", &s); \ | |
152 | if (r < 0) \ | |
153 | return r; \ | |
154 | \ | |
155 | v = parse(s); \ | |
156 | if (v < 0) \ | |
157 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, \ | |
158 | "Invalid %s setting: %s", name, s); \ | |
159 | \ | |
160 | if (!UNIT_WRITE_FLAGS_NOOP(flags)) { \ | |
161 | *p = v; \ | |
162 | unit_write_settingf(u, flags, name, \ | |
163 | "%s=%s", name, s); \ | |
164 | } \ | |
165 | \ | |
166 | return 1; \ | |
f6a8265b | 167 | } |
77019691 YW |
168 | |
169 | #define BUS_DEFINE_SET_TRANSIENT_PARSE_PTR(function, type, parse) \ | |
170 | int bus_set_transient_##function( \ | |
171 | Unit *u, \ | |
172 | const char *name, \ | |
173 | type *p, \ | |
174 | sd_bus_message *message, \ | |
175 | UnitWriteFlags flags, \ | |
176 | sd_bus_error *error) { \ | |
177 | \ | |
178 | const char *s; \ | |
179 | type v; \ | |
180 | int r; \ | |
181 | \ | |
182 | assert(p); \ | |
183 | \ | |
184 | r = sd_bus_message_read(message, "s", &s); \ | |
185 | if (r < 0) \ | |
186 | return r; \ | |
187 | \ | |
188 | r = parse(s, &v); \ | |
189 | if (r < 0) \ | |
190 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, \ | |
191 | "Invalid %s setting: %s", name, s); \ | |
192 | \ | |
193 | if (!UNIT_WRITE_FLAGS_NOOP(flags)) { \ | |
194 | *p = v; \ | |
195 | unit_write_settingf(u, flags, name, \ | |
196 | "%s=%s", name, strempty(s)); \ | |
197 | } \ | |
198 | \ | |
199 | return 1; \ | |
f6a8265b | 200 | } |
77019691 YW |
201 | |
202 | #define BUS_DEFINE_SET_TRANSIENT_STRING_WITH_CHECK(function, check) \ | |
203 | int bus_set_transient_##function( \ | |
204 | Unit *u, \ | |
205 | const char *name, \ | |
206 | char **p, \ | |
207 | sd_bus_message *message, \ | |
208 | UnitWriteFlags flags, \ | |
209 | sd_bus_error *error) { \ | |
210 | \ | |
211 | const char *v; \ | |
212 | int r; \ | |
213 | \ | |
214 | assert(p); \ | |
215 | \ | |
216 | r = sd_bus_message_read(message, "s", &v); \ | |
217 | if (r < 0) \ | |
218 | return r; \ | |
219 | \ | |
220 | if (!isempty(v) && !check(v)) \ | |
221 | return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, \ | |
222 | "Invalid %s setting: %s", name, v); \ | |
223 | \ | |
224 | if (!UNIT_WRITE_FLAGS_NOOP(flags)) { \ | |
225 | r = free_and_strdup(p, empty_to_null(v)); \ | |
226 | if (r < 0) \ | |
227 | return r; \ | |
228 | \ | |
229 | unit_write_settingf(u, flags|UNIT_ESCAPE_SPECIFIERS, name, \ | |
230 | "%s=%s", name, strempty(v)); \ | |
231 | } \ | |
232 | \ | |
233 | return 1; \ | |
f6a8265b | 234 | } |
77019691 YW |
235 | |
236 | int bus_set_transient_mode_t(Unit *u, const char *name, mode_t *p, sd_bus_message *message, UnitWriteFlags flags, sd_bus_error *error); | |
237 | int bus_set_transient_unsigned(Unit *u, const char *name, unsigned *p, sd_bus_message *message, UnitWriteFlags flags, sd_bus_error *error); | |
238 | int bus_set_transient_user(Unit *u, const char *name, char **p, sd_bus_message *message, UnitWriteFlags flags, sd_bus_error *error); | |
239 | int bus_set_transient_path(Unit *u, const char *name, char **p, sd_bus_message *message, UnitWriteFlags flags, sd_bus_error *error); | |
240 | int bus_set_transient_string(Unit *u, const char *name, char **p, sd_bus_message *message, UnitWriteFlags flags, sd_bus_error *error); | |
241 | int bus_set_transient_bool(Unit *u, const char *name, bool *p, sd_bus_message *message, UnitWriteFlags flags, sd_bus_error *error); | |
242 | int bus_set_transient_usec_internal(Unit *u, const char *name, usec_t *p, bool fix_0, sd_bus_message *message, UnitWriteFlags flags, sd_bus_error *error); | |
243 | static inline int bus_set_transient_usec(Unit *u, const char *name, usec_t *p, sd_bus_message *message, UnitWriteFlags flags, sd_bus_error *error) { | |
244 | return bus_set_transient_usec_internal(u, name, p, false, message, flags, error); | |
245 | } | |
246 | static inline int bus_set_transient_usec_fix_0(Unit *u, const char *name, usec_t *p, sd_bus_message *message, UnitWriteFlags flags, sd_bus_error *error) { | |
247 | return bus_set_transient_usec_internal(u, name, p, true, message, flags, error); | |
248 | } |