Attachment 151308 Details for Bug 196471 – testcase for libusb segmentation fault

testcase for libusb segmentation fault

testcase.c (text/x-csrc), 1.30 KB, created by Markus Heinz on 2015-01-03 23:02:57 UTC

(hide)

Description:

Filename:

MIME Type:

Creator: Markus Heinz

Created: 2015-01-03 23:02:57 UTC

Size: 1.30 KB

patch

obsolete

>#include <libusb.h>
>#include <stdio.h>
>
>void try_to_claim_and_release(libusb_device_handle *handle);
>void do_test(libusb_device_handle *handle);
>
>void try_to_claim_and_release(libusb_device_handle *handle) {
>  int r;
>
>  r = libusb_claim_interface(handle ,0);
>  
>  if (r == LIBUSB_SUCCESS) {
>    printf("device claimed\n");
>    
>    r = libusb_release_interface(handle, 0);
>    
>    if (r == LIBUSB_SUCCESS) {
>      printf("device released\n");
>    } else {
>      printf("could not release device\n");
>    }
>    
>  } else {
>    printf("could not claim device\n");
>  }
>}
>
>void do_test(libusb_device_handle *handle) {
>    try_to_claim_and_release(handle);
>
>    libusb_close(handle);
>    printf("device closed\n");
>}
>
>int main (int argc, char *argv[]) {
>  libusb_context *ctx = NULL;
>  libusb_device_handle *handle;
>  libusb_device *device;
>  
>  if (libusb_init(&ctx) == LIBUSB_SUCCESS) {
>
>    if ((handle = libusb_open_device_with_vid_pid(ctx, 0x03f0, 0x6004))) {
>      printf("device opened\n");
>
>      device = libusb_get_device(handle);
>      
>      do_test(handle);
>      
>      if (device != NULL && libusb_open(device, &handle) == LIBUSB_SUCCESS) {
>        printf("device opened\n");
>        do_test(handle);
>      }    
>
>    } else {
>      printf("could not open device\n");
>    }
>  
>    libusb_exit(ctx);
>  }
>  
>  return 0;
>}

Actions: View

Attachments on bug 196471: 151308