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4c1c0deb
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(no author)
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#include <stdlib.h>
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#include <stdio.h>
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#include <unistd.h>
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#include <string.h>
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#include "ausb.h"
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#define CJPPA_USB_VENDOR_ID 0x0c4b
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#define CJPPA_USB_DEVICE_ID 0x0100
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static struct usb_device *find_cj_usbdev(int num)
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{
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struct usb_bus *busses, *bus;
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struct usb_device *dev;
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int found = 0;
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busses = usb_get_busses();
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for (bus = busses; bus; bus = bus->next) {
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for (dev = bus->devices; dev; dev = dev->next) {
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if (dev->descriptor.idVendor == CJPPA_USB_VENDOR_ID &&
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dev->descriptor.idProduct == CJPPA_USB_DEVICE_ID) {
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found++;
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if (found == num)
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return dev;
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}
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}
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}
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return NULL;
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}
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1e04258b
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Harald Welte
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static void int_cb(struct usbdevfs_urb *uurb, void *data)
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4c1c0deb
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(no author)
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{
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struct ausb_dev_handle *ah = uurb->usercontext;
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1e04258b
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Harald Welte
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unsigned char *buffer = uurb->buffer;
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int i;
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4c1c0deb
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(no author)
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6506db78
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Harald Welte
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fprintf(stdout, "int_cb() called, ");
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4c1c0deb
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(no author)
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ausb_dump_urb(uurb);
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1e04258b
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Harald Welte
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for (i = 0; i < uurb->actual_length; i++)
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printf("%02x ", buffer[i]);
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if (ausb_submit_urb(ah, uurb)) {
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4c1c0deb
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(no author)
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fprintf(stderr, "unable to resubmit urb\n");
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1e04258b
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Harald Welte
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ausb_close(ah);
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exit(1);
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}
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fflush(stdout);
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4c1c0deb
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(no author)
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}
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int main(int argc, char **argv)
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{
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struct usb_device *dev;
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struct ausb_dev_handle *ah;
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struct usbdevfs_urb *uurb;
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char buffer[280];
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ausb_init();
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uurb = malloc(sizeof(*uurb));
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dev = find_cj_usbdev(1);
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if (!dev) {
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fprintf(stderr, "unable to find matching usb device\n");
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exit(1);
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}
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ah = ausb_open(dev);
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if (!ah) {
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fprintf(stderr, "error while opening usb device\n");
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exit(1);
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}
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if (ausb_claim_interface(ah, 0)) {
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fprintf(stderr, "unable to claim interface\n");
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ausb_close(ah);
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exit(1);
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}
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if (usb_set_configuration(ah->uh, 1)) {
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fprintf(stderr, "unable to set configuration 1\n");
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ausb_close(ah);
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exit(1);
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}
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1e04258b
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Harald Welte
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ausb_register_callback(ah, USBDEVFS_URB_TYPE_INTERRUPT, &int_cb, ah);
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4c1c0deb
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(no author)
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#if 1
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ausb_fill_int_urb(uurb, 0x81, buffer, sizeof(buffer));
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if (ausb_submit_urb(ah, uurb)) {
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fprintf(stderr, "unable to submit urb\n");
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ausb_close(ah);
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exit(1);
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}
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while (1) {
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sleep(10);
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}
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#endif
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ausb_close(ah);
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exit(0);
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}
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