+++ /dev/null
-/* usbreset -- send a USB port reset to a USB device */
-
-/*
-
-http://marc.info/?l=linux-usb-users&m=116827193506484&w=2
-
-and needs mounted usbfs filesystem
-
- sudo mount -t usbfs none /proc/bus/usb
-
-There is a way to suspend a USB device. In order to use it,
-you must have a kernel with CONFIG_PM_SYSFS_DEPRECATED turned on. To
-suspend a device, do (as root):
-
- echo -n 2 >/sys/bus/usb/devices/.../power/state
-
-where the "..." is the ID for your device. To unsuspend, do the same
-thing but with a "0" instead of the "2" above.
-
-Note that this mechanism is slated to be removed from the kernel within
-the next year. Hopefully some other mechanism will take its place.
-
-> To reset a
-> device?
-
-Here's a program to do it. You invoke it as either
-
- usbreset /proc/bus/usb/BBB/DDD
-or
- usbreset /dev/usbB.D
-
-depending on how your system is set up, where BBB and DDD are the bus and
-device address numbers.
-
-Alan Stern
-
-*/
-
-#include <stdio.h>
-#include <unistd.h>
-#include <fcntl.h>
-#include <errno.h>
-#include <sys/ioctl.h>
-
-#include <linux/usbdevice_fs.h>
-
-
-int main(int argc, char **argv)
-{
- const char *filename;
- int fd;
- int rc;
-
- if (argc != 2) {
- fprintf(stderr, "Usage: usbreset device-filename\n");
- return 1;
- }
- filename = argv[1];
-
- fd = open(filename, O_WRONLY);
- if (fd < 0) {
- perror("Error opening output file");
- return 1;
- }
-
- printf("Resetting USB device %s\n", filename);
- rc = ioctl(fd, USBDEVFS_RESET, 0);
- if (rc < 0) {
- perror("Error in ioctl");
- return 1;
- }
- printf("Reset successful\n");
-
- close(fd);
- return 0;
-}
--- /dev/null
+/* usbreset -- send a USB port reset to a USB device */
+
+/*
+
+http://marc.info/?l=linux-usb-users&m=116827193506484&w=2
+
+and needs mounted usbfs filesystem
+
+ sudo mount -t usbfs none /proc/bus/usb
+
+There is a way to suspend a USB device. In order to use it,
+you must have a kernel with CONFIG_PM_SYSFS_DEPRECATED turned on. To
+suspend a device, do (as root):
+
+ echo -n 2 >/sys/bus/usb/devices/.../power/state
+
+where the "..." is the ID for your device. To unsuspend, do the same
+thing but with a "0" instead of the "2" above.
+
+Note that this mechanism is slated to be removed from the kernel within
+the next year. Hopefully some other mechanism will take its place.
+
+> To reset a
+> device?
+
+Here's a program to do it. You invoke it as either
+
+ usbreset /proc/bus/usb/BBB/DDD
+or
+ usbreset /dev/usbB.D
+
+depending on how your system is set up, where BBB and DDD are the bus and
+device address numbers.
+
+Alan Stern
+
+*/
+
+#include <stdio.h>
+#include <unistd.h>
+#include <fcntl.h>
+#include <errno.h>
+#include <sys/ioctl.h>
+
+#include <linux/usbdevice_fs.h>
+
+
+int main(int argc, char **argv)
+{
+ const char *filename;
+ int fd;
+ int rc;
+
+ if (argc != 2) {
+ fprintf(stderr, "Usage: usbreset device-filename\n");
+ return 1;
+ }
+ filename = argv[1];
+
+ fd = open(filename, O_WRONLY);
+ if (fd < 0) {
+ perror("Error opening output file");
+ return 1;
+ }
+
+ printf("Resetting USB device %s\n", filename);
+ rc = ioctl(fd, USBDEVFS_RESET, 0);
+ if (rc < 0) {
+ perror("Error in ioctl");
+ return 1;
+ }
+ printf("Reset successful\n");
+
+ close(fd);
+ return 0;
+}
L<http://openmrtd.org/projects/librfid/>
-Due to limitation of C<librfid-tool> only C<inventory> and
-C<read_blocks> is supported.
+Due to limitation of L<librfid-tool> only
+L<RFID::Biblio::Reader::API/inventory> and
+L<RFID::Biblio::Reader::API/read_blocks> is supported.
However, this code might provide template for integration
with any command-line utilities for different RFID readers.
-Currently tested with only with Omnikey CardMan 5321
+Currently tested with only with Omnikey CardMan 5321 which
+has problems. After a while it stops responding to commands
+by C<librfid-tool> so I provided small C program to reset it:
+
+C<examples/usbreset.c>
=cut