#include <stdio.h>
#include <stdarg.h>
+#include <stdlib.h>
#include <unistd.h>
#include <errno.h>
#include <string.h>
static void print_device(struct udev_device *device)
{
const char *str;
+ dev_t devnum;
int count;
- struct udev_list *list;
+ struct udev_list_entry *list_entry;
printf("*** device: %p ***\n", device);
str = udev_device_get_action(device);
- printf("action: '%s'\n", str);
+ if (str != NULL)
+ printf("action: '%s'\n", str);
+
str = udev_device_get_syspath(device);
printf("syspath: '%s'\n", str);
+
+ str = udev_device_get_sysname(device);
+ printf("sysname: '%s'\n", str);
+
+ str = udev_device_get_sysnum(device);
+ if (str != NULL)
+ printf("sysnum: '%s'\n", str);
+
str = udev_device_get_devpath(device);
printf("devpath: '%s'\n", str);
+
str = udev_device_get_subsystem(device);
- printf("subsystem: '%s'\n", str);
+ if (str != NULL)
+ printf("subsystem: '%s'\n", str);
+
+ str = udev_device_get_devtype(device);
+ if (str != NULL)
+ printf("devtype: '%s'\n", str);
+
str = udev_device_get_driver(device);
- printf("driver: '%s'\n", str);
+ if (str != NULL)
+ printf("driver: '%s'\n", str);
+
str = udev_device_get_devnode(device);
- printf("devname: '%s'\n", str);
+ if (str != NULL)
+ printf("devname: '%s'\n", str);
+
+ devnum = udev_device_get_devnum(device);
+ if (major(devnum) > 0)
+ printf("devnum: %u:%u\n", major(devnum), minor(devnum));
count = 0;
- list = udev_device_get_devlinks_list(device);
- while (list != NULL) {
- printf("link: '%s'\n", udev_list_get_name(list));
+ udev_list_entry_foreach(list_entry, udev_device_get_devlinks_list_entry(device)) {
+ printf("link: '%s'\n", udev_list_entry_get_name(list_entry));
count++;
- list = udev_list_get_next(list);
}
- printf("found %i links\n", count);
+ if (count > 0)
+ printf("found %i links\n", count);
count = 0;
- list = udev_device_get_properties_list(device);
- while (list != NULL) {
- printf("property: '%s=%s'\n", udev_list_get_name(list), udev_list_get_value(list));
+ udev_list_entry_foreach(list_entry, udev_device_get_properties_list_entry(device)) {
+ printf("property: '%s=%s'\n",
+ udev_list_entry_get_name(list_entry),
+ udev_list_entry_get_value(list_entry));
count++;
- list = udev_list_get_next(list);
}
- printf("found %i properties\n", count);
+ if (count > 0)
+ printf("found %i properties\n", count);
- str = udev_device_get_attr_value(device, "dev");
- printf("attr{dev}: '%s'\n", str);
+ str = udev_device_get_property_value(device, "MAJOR");
+ if (str != NULL)
+ printf("MAJOR: '%s'\n", str);
+
+ str = udev_device_get_sysattr_value(device, "dev");
+ if (str != NULL)
+ printf("attr{dev}: '%s'\n", str);
printf("\n");
}
printf("looking at device: %s\n", syspath);
device = udev_device_new_from_syspath(udev, syspath);
if (device == NULL) {
- printf("no device\n");
+ printf("no device found\n");
return -1;
}
print_device(device);
return 0;
}
-static int test_enumerate(struct udev *udev, const char *subsystem)
+static int test_device_subsys_name(struct udev *udev)
{
- struct udev_enumerate *enumerate;
- struct udev_list *list;
- int count = 0;
+ struct udev_device *device;
- enumerate = udev_enumerate_new_from_subsystems(udev, NULL);
- if (enumerate == NULL)
+ printf("looking up device: 'block':'sda'\n");
+ device = udev_device_new_from_subsystem_sysname(udev, "block", "sda");
+ if (device == NULL)
return -1;
- list = udev_enumerate_get_devices_list(enumerate);
- while (list != NULL) {
+ print_device(device);
+ udev_device_unref(device);
+
+ printf("looking up device: 'subsystem':'pci'\n");
+ device = udev_device_new_from_subsystem_sysname(udev, "subsystem", "pci");
+ if (device == NULL)
+ return -1;
+ print_device(device);
+ udev_device_unref(device);
+
+ printf("looking up device: 'drivers':'scsi:sd'\n");
+ device = udev_device_new_from_subsystem_sysname(udev, "drivers", "scsi:sd");
+ if (device == NULL)
+ return -1;
+ print_device(device);
+ udev_device_unref(device);
+
+ printf("looking up device: 'module':'printk'\n");
+ device = udev_device_new_from_subsystem_sysname(udev, "module", "printk");
+ if (device == NULL)
+ return -1;
+ print_device(device);
+ udev_device_unref(device);
+ return 0;
+}
+
+static int test_enumerate_print_list(struct udev_enumerate *enumerate)
+{
+ struct udev_list_entry *list_entry;
+ int count = 0;
+
+ udev_list_entry_foreach(list_entry, udev_enumerate_get_list_entry(enumerate)) {
struct udev_device *device;
- device = udev_device_new_from_syspath(udev, udev_list_get_name(list));
+ device = udev_device_new_from_syspath(udev_enumerate_get_udev(enumerate),
+ udev_list_entry_get_name(list_entry));
if (device != NULL) {
- printf("device: '%s' (%s) '%s'\n",
+ printf("device: '%s' (%s)\n",
udev_device_get_syspath(device),
- udev_device_get_subsystem(device),
- udev_device_get_sysname(device));
+ udev_device_get_subsystem(device));
udev_device_unref(device);
count++;
}
- list = udev_list_get_next(list);
}
- udev_enumerate_unref(enumerate);
printf("found %i devices\n\n", count);
return count;
}
return 0;
}
-int main(int argc, char *argv[], char *envp[])
+static int test_queue(struct udev *udev)
+{
+ struct udev_queue *udev_queue;
+ unsigned long long int seqnum;
+ struct udev_list_entry *list_entry;
+
+ udev_queue = udev_queue_new(udev);
+ if (udev_queue == NULL)
+ return -1;
+ seqnum = udev_queue_get_kernel_seqnum(udev_queue);
+ printf("seqnum kernel: %llu\n", seqnum);
+ seqnum = udev_queue_get_udev_seqnum(udev_queue);
+ printf("seqnum udev : %llu\n", seqnum);
+
+ if (udev_queue_get_queue_is_empty(udev_queue))
+ printf("queue is empty\n");
+ printf("get queue list\n");
+ udev_list_entry_foreach(list_entry, udev_queue_get_queued_list_entry(udev_queue))
+ printf("queued: '%s' [%s]\n", udev_list_entry_get_name(list_entry), udev_list_entry_get_value(list_entry));
+ printf("\n");
+ printf("get queue list again\n");
+ udev_list_entry_foreach(list_entry, udev_queue_get_queued_list_entry(udev_queue))
+ printf("queued: '%s' [%s]\n", udev_list_entry_get_name(list_entry), udev_list_entry_get_value(list_entry));
+ printf("\n");
+ printf("get failed list\n");
+ udev_list_entry_foreach(list_entry, udev_queue_get_failed_list_entry(udev_queue))
+ printf("failed: '%s'\n", udev_list_entry_get_name(list_entry));
+ printf("\n");
+
+ list_entry = udev_queue_get_queued_list_entry(udev_queue);
+ if (list_entry != NULL) {
+ printf("event [%llu] is queued\n", seqnum);
+ seqnum = strtoull(udev_list_entry_get_value(list_entry), NULL, 10);
+ if (udev_queue_get_seqnum_is_finished(udev_queue, seqnum))
+ printf("event [%llu] is not finished\n", seqnum);
+ else
+ printf("event [%llu] is finished\n", seqnum);
+ }
+ printf("\n");
+ udev_queue_unref(udev_queue);
+ return 0;
+}
+
+static int test_enumerate(struct udev *udev, const char *subsystem)
+{
+ struct udev_enumerate *udev_enumerate;
+
+ printf("enumerate '%s'\n", subsystem == NULL ? "<all>" : subsystem);
+ udev_enumerate = udev_enumerate_new(udev);
+ if (udev_enumerate == NULL)
+ return -1;
+ udev_enumerate_add_match_subsystem(udev_enumerate, subsystem);
+ udev_enumerate_scan_devices(udev_enumerate);
+ test_enumerate_print_list(udev_enumerate);
+ udev_enumerate_unref(udev_enumerate);
+
+ printf("enumerate 'block'\n");
+ udev_enumerate = udev_enumerate_new(udev);
+ if (udev_enumerate == NULL)
+ return -1;
+ udev_enumerate_add_match_subsystem(udev_enumerate,"block");
+ udev_enumerate_scan_devices(udev_enumerate);
+ test_enumerate_print_list(udev_enumerate);
+ udev_enumerate_unref(udev_enumerate);
+
+ printf("enumerate 'not block'\n");
+ udev_enumerate = udev_enumerate_new(udev);
+ if (udev_enumerate == NULL)
+ return -1;
+ udev_enumerate_add_nomatch_subsystem(udev_enumerate, "block");
+ udev_enumerate_scan_devices(udev_enumerate);
+ test_enumerate_print_list(udev_enumerate);
+ udev_enumerate_unref(udev_enumerate);
+
+ printf("enumerate 'pci, mem, vc'\n");
+ udev_enumerate = udev_enumerate_new(udev);
+ if (udev_enumerate == NULL)
+ return -1;
+ udev_enumerate_add_match_subsystem(udev_enumerate, "pci");
+ udev_enumerate_add_match_subsystem(udev_enumerate, "mem");
+ udev_enumerate_add_match_subsystem(udev_enumerate, "vc");
+ udev_enumerate_scan_devices(udev_enumerate);
+ test_enumerate_print_list(udev_enumerate);
+ udev_enumerate_unref(udev_enumerate);
+
+ printf("enumerate 'subsystem'\n");
+ udev_enumerate = udev_enumerate_new(udev);
+ if (udev_enumerate == NULL)
+ return -1;
+ udev_enumerate_scan_subsystems(udev_enumerate);
+ test_enumerate_print_list(udev_enumerate);
+ udev_enumerate_unref(udev_enumerate);
+
+ printf("enumerate 'property IF_FS_*=filesystem'\n");
+ udev_enumerate = udev_enumerate_new(udev);
+ if (udev_enumerate == NULL)
+ return -1;
+ udev_enumerate_add_match_property(udev_enumerate, "ID_FS*", "filesystem");
+ udev_enumerate_scan_devices(udev_enumerate);
+ test_enumerate_print_list(udev_enumerate);
+ udev_enumerate_unref(udev_enumerate);
+ return 0;
+}
+
+int main(int argc, char *argv[])
{
struct udev *udev = NULL;
static const struct option options[] = {
- { "syspath", 1, NULL, 'p' },
- { "subsystem", 1, NULL, 's' },
- { "socket", 1, NULL, 'S' },
- { "debug", 0, NULL, 'd' },
- { "help", 0, NULL, 'h' },
- { "version", 0, NULL, 'V' },
+ { "syspath", required_argument, NULL, 'p' },
+ { "subsystem", required_argument, NULL, 's' },
+ { "socket", required_argument, NULL, 'S' },
+ { "debug", no_argument, NULL, 'd' },
+ { "help", no_argument, NULL, 'h' },
+ { "version", no_argument, NULL, 'V' },
{}
};
const char *syspath = "/devices/virtual/mem/null";
test_device(udev, syspath);
test_device_devnum(udev);
+ test_device_subsys_name(udev);
test_device_parents(udev, syspath);
+
test_enumerate(udev, subsystem);
+
+ test_queue(udev);
+
test_monitor(udev, socket);
out:
udev_unref(udev);
~ianmdlvl / elogind.git / blobdiff