#include "libsysfs/sysfs/libsysfs.h"
#include "libsysfs/dlist.h"
#include "udev.h"
-#include "udev_lib.h"
+#include "udev_utils.h"
#include "udev_version.h"
+#include "udev_db.h"
#include "logging.h"
-#include "udevdb.h"
#define SYSFS_VALUE_SIZE 256
#ifdef LOG
-unsigned char logname[LOGNAME_SIZE];
void log_message (int level, const char *format, ...)
{
va_list args;
}
#endif
-static int print_all_attributes(const char *path)
+static void print_all_attributes(struct dlist *attr_list)
{
- struct dlist *attributes;
struct sysfs_attribute *attr;
- struct sysfs_directory *sysfs_dir;
char value[SYSFS_VALUE_SIZE];
int len;
- int retval = 0;
-
- sysfs_dir = sysfs_open_directory(path);
- if (sysfs_dir == NULL)
- return -1;
- attributes = sysfs_get_dir_attributes(sysfs_dir);
- if (attributes == NULL) {
- retval = -1;
- goto exit;
- }
-
- dlist_for_each_data(attributes, attr, struct sysfs_attribute) {
+ dlist_for_each_data(attr_list, attr, struct sysfs_attribute) {
if (attr->value != NULL) {
strfieldcpy(value, attr->value);
len = strlen(value);
}
}
printf("\n");
-
-exit:
- sysfs_close_directory(sysfs_dir);
-
- return retval;
}
static int print_record(struct udevice *udev)
struct sysfs_attribute *attr;
struct sysfs_device *sysfs_dev;
struct sysfs_device *sysfs_dev_parent;
+ struct dlist *attr_list;
int retval = 0;
- char type;
-
- type = get_device_type(path, "");
- dbg("device type is %c", type);
/* get the class dev */
class_dev = sysfs_open_class_device_path(path);
"to match the device for which the node will be created.\n"
"\n");
- if (type == 'b' || type =='c') {
- /* read the 'dev' file for major/minor*/
- attr = sysfs_get_classdev_attr(class_dev, "dev");
- if (attr == NULL) {
- printf("couldn't get the \"dev\" file\n");
- retval = -1;
- goto exit;
- }
+ /* look for the 'dev' file */
+ attr = sysfs_get_classdev_attr(class_dev, "dev");
+ if (attr != NULL)
printf("device '%s' has major:minor %s", class_dev->path, attr->value);
- }
/* open sysfs class device directory and print all attributes */
printf(" looking at class device '%s':\n", class_dev->path);
- if (print_all_attributes(class_dev->path) != 0) {
+ printf(" SUBSYSTEM=\"%s\"\n", class_dev->classname);
+
+ attr_list = sysfs_get_classdev_attributes(class_dev);
+ if (attr_list == NULL) {
printf("couldn't open class device directory\n");
retval = -1;
goto exit;
}
+ print_all_attributes(attr_list);
/* get the device link (if parent exists look here) */
class_dev_parent = sysfs_get_classdev_parent(class_dev);
/* look the device chain upwards */
while (sysfs_dev != NULL) {
+ attr_list = sysfs_get_device_attributes(sysfs_dev);
+ if (attr_list == NULL) {
+ printf("couldn't open device directory\n");
+ retval = -1;
+ goto exit;
+ }
+
printf(" looking at the device chain at '%s':\n", sysfs_dev->path);
printf(" BUS=\"%s\"\n", sysfs_dev->bus);
printf(" ID=\"%s\"\n", sysfs_dev->bus_id);
+ printf(" DRIVER=\"%s\"\n", sysfs_dev->driver_name);
/* open sysfs device directory and print all attributes */
- print_all_attributes(sysfs_dev->path);
+ print_all_attributes(attr_list);
sysfs_dev_parent = sysfs_get_device_parent(sysfs_dev);
if (sysfs_dev_parent == NULL)
return retval;
}
-/* print all class/main block devices with major/minor, physical device, driver and bus */
-static int print_sysfs_devices(void)
-{
- struct dlist *subsyslist;
- char *class;
-
- subsyslist = sysfs_open_subsystem_list("class");
- if (!subsyslist)
- return -1;
-
- dlist_for_each_data(subsyslist, class, char) {
- struct sysfs_class *cls;
- struct dlist *class_devices;
- struct sysfs_class_device *class_dev;
- struct sysfs_device *phys_dev;
- struct sysfs_driver *driver;
-
- cls = sysfs_open_class(class);
- if (!cls)
- continue;
-
- class_devices = sysfs_get_class_devices(cls);
- if (!class_devices)
- continue;
-
- dlist_for_each_data(class_devices, class_dev, struct sysfs_class_device) {
- struct sysfs_attribute *attr;
-
- printf("\n");
- printf("DEVPATH '%s'\n", class_dev->path);
- printf("SUBSYSTEM '%s'\n", class_dev->classname);
-
- attr = sysfs_get_classdev_attr(class_dev, "dev");
- if (attr) {
- char *pos = &(attr->value[strlen(attr->value)-1]);
-
- if (pos[0] == '\n')
- pos[0] = '\0';
-
- printf("DEVMAJORMINOR '%s'\n", attr->value);
- }
-
- driver = sysfs_get_classdev_driver(class_dev);
- if (driver)
- printf("DEVDRIVER '%s'\n", driver->name);
-
- phys_dev = sysfs_get_classdev_device(class_dev);
- if (phys_dev) {
- printf("PHYSDEVPATH '%s'\n", phys_dev->path);
- if (phys_dev->bus[0] != '\0')
- printf("PHYSDEVBUS '%s'\n", phys_dev->bus);
- }
- }
- sysfs_close_class(cls);
- }
- sysfs_close_list(subsyslist);
-
+static int print_dump(struct udevice *udev) {
+ printf("%s:%s/%s\n", udev->devpath, udev_root, udev->name);
return 0;
}
static int process_options(int argc, char *argv[])
{
- static const char short_options[] = "adn:p:q:rsVh";
+ static const char short_options[] = "adn:p:q:rVh";
int option;
int retval = 1;
struct udevice udev;
root = 1;
break;
- case 's':
- print_sysfs_devices();
- exit(0);
-
case 'a':
attributes = 1;
break;
+ case 'd':
+ udev_db_call_foreach(print_dump);
+ exit(0);
+
case 'V':
printf("udevinfo, version %s\n", UDEV_VERSION);
exit(0);
}
}
memset(&udev, 0x00, sizeof(struct udevice));
- strfieldcpy(udev.devpath, pos);
- retval = udevdb_get_dev(&udev);
+ retval = udev_db_get_device_by_devpath(&udev, pos);
if (retval != 0) {
printf("device not found in database\n");
goto exit;
memset(&udev, 0x00, sizeof(struct udevice));
strfieldcpy(udev.name, pos);
- retval = udevdb_get_dev_byname(&udev, pos);
+ retval = udev_db_get_device_by_name(&udev, pos);
if (retval != 0) {
printf("device not found in database\n");
goto exit;
break;
case PATH:
- strfieldcpy(result, path);
+ strfieldcpy(result, udev.devpath);
break;
case ALL:
}
help:
- printf("Usage: [-anpqrdVh]\n"
+ printf("Usage: udevinfo [-anpqrVh]\n"
" -q TYPE query database for the specified value:\n"
" 'name' name of device node\n"
" 'symlink' pointing to node\n"
"\n"
" -r print udev root\n"
" -a print all SYSFS_attributes along the device chain\n"
- " -s print all sysfs devices with major/minor, physical device and bus\n"
+ " -d print the relationship of devpath and the node name for all\n"
+ " devices available in the database\n"
" -V print udev version\n"
" -h print this help text\n"
"\n");