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Commit | Line | Data |
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bb051f66 | 1 | /* |
63f61c5c | 2 | * udevtest.c |
bb051f66 GKH |
3 | * |
4 | * Userspace devfs | |
5 | * | |
6 | * Copyright (C) 2003,2004 Greg Kroah-Hartman <greg@kroah.com> | |
7 | * | |
8 | * This program is free software; you can redistribute it and/or modify it | |
9 | * under the terms of the GNU General Public License as published by the | |
10 | * Free Software Foundation version 2 of the License. | |
11 | * | |
12 | * This program is distributed in the hope that it will be useful, but | |
13 | * WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
15 | * General Public License for more details. | |
16 | * | |
17 | * You should have received a copy of the GNU General Public License along | |
18 | * with this program; if not, write to the Free Software Foundation, Inc., | |
19 | * 675 Mass Ave, Cambridge, MA 02139, USA. | |
20 | * | |
21 | */ | |
22 | ||
23 | #include <stdlib.h> | |
24 | #include <string.h> | |
25 | #include <stdio.h> | |
26 | #include <errno.h> | |
27 | #include <ctype.h> | |
28 | #include <signal.h> | |
6b493a20 | 29 | #include <syslog.h> |
bb051f66 | 30 | |
c80da508 | 31 | #include "libsysfs/sysfs/libsysfs.h" |
bb051f66 | 32 | #include "udev.h" |
d7190b05 | 33 | #include "udev_sysfs.h" |
9af5bb2f | 34 | #include "udev_utils.h" |
bb051f66 | 35 | #include "udev_version.h" |
e5e322bc | 36 | #include "udev_rules.h" |
02fa9ae5 | 37 | #include "logging.h" |
bb051f66 | 38 | |
8a0acf85 | 39 | |
6c18b1fb | 40 | #ifdef USE_LOG |
6b493a20 | 41 | void log_message (int priority, const char *format, ...) |
bb051f66 | 42 | { |
d00bd172 | 43 | va_list args; |
bb051f66 | 44 | |
6b493a20 KS |
45 | if (priority > udev_log_priority) |
46 | return; | |
47 | ||
bb051f66 | 48 | va_start(args, format); |
eb10f97f | 49 | vprintf(format, args); |
bb051f66 | 50 | va_end(args); |
eb10f97f GKH |
51 | if (format[strlen(format)-1] != '\n') |
52 | printf("\n"); | |
bb051f66 GKH |
53 | } |
54 | #endif | |
55 | ||
8a0acf85 | 56 | int main(int argc, char *argv[], char *envp[]) |
bb051f66 | 57 | { |
7a947ce5 | 58 | struct sysfs_class_device *class_dev; |
bb051f66 | 59 | char *devpath; |
63f61c5c KS |
60 | char path[PATH_SIZE]; |
61 | char temp[PATH_SIZE]; | |
7a947ce5 | 62 | struct udevice udev; |
a0294b76 | 63 | char *subsystem = NULL; |
8a0acf85 | 64 | |
8a0acf85 | 65 | info("version %s", UDEV_VERSION); |
bb051f66 | 66 | |
a0294b76 KS |
67 | /* initialize our configuration */ |
68 | udev_init_config(); | |
6b493a20 KS |
69 | if (udev_log_priority < LOG_INFO) |
70 | udev_log_priority = LOG_INFO; | |
a0294b76 | 71 | |
e03a196a KS |
72 | if (argc != 3) { |
73 | info("Usage: udevtest <devpath> <subsystem>"); | |
74 | return 1; | |
75 | } | |
76 | ||
8a0acf85 | 77 | /* remove sysfs_path if given */ |
63f61c5c | 78 | if (strncmp(argv[1], sysfs_path, strlen(sysfs_path)) == 0) |
a0294b76 | 79 | devpath = &argv[1][strlen(sysfs_path)] ; |
8a0acf85 KS |
80 | else |
81 | if (argv[1][0] != '/') { | |
82 | /* prepend '/' if missing */ | |
63f61c5c KS |
83 | snprintf(temp, sizeof(temp), "/%s", argv[1]); |
84 | temp[sizeof(temp)-1] = '\0'; | |
8a0acf85 | 85 | devpath = temp; |
63f61c5c | 86 | } else |
8a0acf85 | 87 | devpath = argv[1]; |
8a0acf85 | 88 | |
fb39f056 KS |
89 | subsystem = argv[2]; |
90 | setenv("DEVPATH", devpath, 1); | |
91 | setenv("SUBSYSTEM", subsystem, 1); | |
92 | setenv("ACTION", "add", 1); | |
93 | info("looking at device '%s' from subsystem '%s'", devpath, subsystem); | |
bb051f66 | 94 | |
bb051f66 | 95 | /* initialize the naming deamon */ |
e5e322bc | 96 | udev_rules_init(); |
bb051f66 | 97 | |
7a947ce5 | 98 | /* fill in values and test_run flag*/ |
fb39f056 | 99 | udev_init_device(&udev, devpath, subsystem, "add"); |
7a947ce5 | 100 | |
5ce120d3 | 101 | /* skip subsystems without "dev", but handle net devices */ |
e6764498 | 102 | if (udev.type != DEV_NET && subsystem_expect_no_dev(udev.subsystem)) { |
5ce120d3 KS |
103 | info("don't care about '%s' devices", udev.subsystem); |
104 | return 2; | |
105 | } | |
106 | ||
7a947ce5 | 107 | /* open the device */ |
63f61c5c KS |
108 | snprintf(path, sizeof(path), "%s%s", sysfs_path, udev.devpath); |
109 | path[sizeof(path)-1] = '\0'; | |
7a947ce5 | 110 | class_dev = sysfs_open_class_device_path(path); |
e5e2ea95 KS |
111 | if (class_dev == NULL) { |
112 | info("sysfs_open_class_device_path failed"); | |
113 | return 1; | |
114 | } | |
115 | ||
5ce120d3 | 116 | info("opened class_dev->name='%s'", class_dev->name); |
7a947ce5 | 117 | |
5d24c6ca KS |
118 | /* simulate node creation with test flag */ |
119 | udev.test_run = 1; | |
7a947ce5 | 120 | udev_add_device(&udev, class_dev); |
bb051f66 | 121 | |
5d24c6ca KS |
122 | sysfs_close_class_device(class_dev); |
123 | ||
8a0acf85 | 124 | return 0; |
bb051f66 | 125 | } |