1 /* SPDX-License-Identifier: LGPL-2.1+ */
6 #include "alloc-util.h"
9 #include "parse-util.h"
10 #include "string-table.h"
11 #include "string-util.h"
12 #include "udev-util.h"
15 static const char* const resolve_name_timing_table
[_RESOLVE_NAME_TIMING_MAX
] = {
16 [RESOLVE_NAME_NEVER
] = "never",
17 [RESOLVE_NAME_LATE
] = "late",
18 [RESOLVE_NAME_EARLY
] = "early",
21 DEFINE_STRING_TABLE_LOOKUP(resolve_name_timing
, ResolveNameTiming
);
23 int udev_parse_config_full(
24 unsigned *ret_children_max
,
25 usec_t
*ret_exec_delay_usec
,
26 usec_t
*ret_event_timeout_usec
,
27 ResolveNameTiming
*ret_resolve_name_timing
) {
29 _cleanup_free_
char *log_val
= NULL
, *children_max
= NULL
, *exec_delay
= NULL
, *event_timeout
= NULL
, *resolve_names
= NULL
;
32 r
= parse_env_file(NULL
, "/etc/udev/udev.conf",
34 "children_max", &children_max
,
35 "exec_delay", &exec_delay
,
36 "event_timeout", &event_timeout
,
37 "resolve_names", &resolve_names
);
50 ((log_val
[0] == '"' && log_val
[n
-1] == '"') ||
51 (log_val
[0] == '\'' && log_val
[n
-1] == '\''))) {
52 log_val
[n
- 1] = '\0';
57 /* we set the udev log level here explicitly, this is supposed
58 * to regulate the code in libudev/ and udev/. */
59 r
= log_set_max_level_from_string_realm(LOG_REALM_UDEV
, log
);
61 log_debug_errno(r
, "/etc/udev/udev.conf: failed to set udev log level '%s', ignoring: %m", log
);
64 if (ret_children_max
&& children_max
) {
65 r
= safe_atou(children_max
, ret_children_max
);
67 log_notice_errno(r
, "/etc/udev/udev.conf: failed to set parse children_max=%s, ignoring: %m", children_max
);
70 if (ret_exec_delay_usec
&& exec_delay
) {
71 r
= parse_sec(exec_delay
, ret_exec_delay_usec
);
73 log_notice_errno(r
, "/etc/udev/udev.conf: failed to set parse exec_delay=%s, ignoring: %m", exec_delay
);
76 if (ret_event_timeout_usec
&& event_timeout
) {
77 r
= parse_sec(event_timeout
, ret_event_timeout_usec
);
79 log_notice_errno(r
, "/etc/udev/udev.conf: failed to set parse event_timeout=%s, ignoring: %m", event_timeout
);
82 if (ret_resolve_name_timing
&& resolve_names
) {
85 t
= resolve_name_timing_from_string(resolve_names
);
87 log_notice("/etc/udev/udev.conf: failed to set parse resolve_names=%s, ignoring.", resolve_names
);
89 *ret_resolve_name_timing
= t
;