Attachment 312710 Details for Bug 450786 – libusb_test2.c

libusb_test2.c

libusb_test2.c (text/plain), 1.55 KB, created by Pete Zaitcev on 2008-07-26 17:40:51 UTC

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Creator: Pete Zaitcev

Created: 2008-07-26 17:40:51 UTC

Size: 1.55 KB

patch

obsolete

>#include <stdlib.h>
>#include <stdio.h>
>#include <string.h>
>
>#include <fcntl.h>
>#include <sys/types.h>
>#include <sys/stat.h>
>#include <time.h>
>#include <unistd.h>
>
>#include <usb.h>
>
>#if 0
>struct usb_dev_handle *find_device()
>{
>    struct usb_dev_handle *handle;
>    struct usb_bus *bus;
>    struct usb_device *dev;
>
>    for (bus = usb_get_busses(); bus; bus = bus->next) {
>        for (dev = bus->devices; dev; dev = dev->next) {
>            if (dev->descriptor.idVendor != VENDOR_ID
>                    || dev->descriptor.idProduct != PRODUCT_ID)
>                continue;
>
>            handle = usb_open(dev);
>            if (!handle) {
>                fprintf(stderr, "unable to open device\n");
>                exit(2);
>            }
>
>            if (usb_claim_interface(handle, 0) < 0) {
>                fprintf(stderr, "unable to claim interface\n");
>                exit(2);
>            }
>
>            return handle;
>        }
>    }
>
>    return NULL;
>}
>#endif
>
>int main(int argc, char **argv)
>{
>    struct usb_dev_handle *handle;
>    struct timespec wait_length;
>
>    usb_init();
>
>    for (;;) {
>        usb_find_busses();
>        usb_find_devices();
>
>#if 0
>    handle = find_device();
>    if (!handle) {
>        fprintf(stderr, "unable to find device\n");
>        exit(2);
>    }
>#endif
>
>        wait_length.tv_sec = 0;
>        wait_length.tv_nsec = 70*1000000;  /* 70ms */
>        nanosleep(&wait_length, NULL);
>    }
>
>#if 0
>    if (usb_release_interface(handle, 0) < 0) {
>        fprintf(stderr, "unable to release interface\n");
>        exit(2);
>    }
>#endif
>
>    return 0;
>}

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