*/
int ftdi_init(struct ftdi_context *ftdi)
{
+ ftdi->usb_ctx = NULL;
ftdi->usb_dev = NULL;
ftdi->usb_read_timeout = 5000;
ftdi->usb_write_timeout = 5000;
free(ftdi->readbuffer);
ftdi->readbuffer = NULL;
}
- libusb_exit(NULL);
+ libusb_exit(ftdi->usb_ctx);
}
/**
int count = 0;
int i = 0;
- if (libusb_init(NULL) < 0)
+ if (libusb_init(&ftdi->usb_ctx) < 0)
ftdi_error_return(-4, "libusb_init() failed");
- if (libusb_get_device_list(NULL, &devs) < 0)
+ if (libusb_get_device_list(ftdi->usb_ctx, &devs) < 0)
ftdi_error_return(-5, "libusb_get_device_list() failed");
curdev = devlist;
char string[256];
int i = 0;
- if (libusb_init(NULL) < 0)
+ if (libusb_init(&ftdi->usb_ctx) < 0)
ftdi_error_return(-11, "libusb_init() failed");
if (ftdi == NULL)
ftdi_error_return(-11, "ftdi context invalid");
- if (libusb_get_device_list(NULL, &devs) < 0)
+ if (libusb_get_device_list(ftdi->usb_ctx, &devs) < 0)
ftdi_error_return(-12, "libusb_get_device_list() failed");
while ((dev = devs[i++]) != NULL)
unsigned int bus_number, device_address;
int i = 0;
- if (libusb_init (NULL) < 0)
+ if (libusb_init (&ftdi->usb_ctx) < 0)
ftdi_error_return(-1, "libusb_init() failed");
- if (libusb_get_device_list(NULL, &devs) < 0)
+ if (libusb_get_device_list(ftdi->usb_ctx, &devs) < 0)
ftdi_error_return(-2, "libusb_get_device_list() failed");
/* XXX: This doesn't handle symlinks/odd paths/etc... */
while (!tc->completed)
{
- ret = libusb_handle_events(NULL);
+ ret = libusb_handle_events(ftdi->usb_ctx);
if (ret < 0)
{
if (ret == LIBUSB_ERROR_INTERRUPTED)
continue;
libusb_cancel_transfer(tc->transfer);
while (!tc->completed)
- if (libusb_handle_events(NULL) < 0)
+ if (libusb_handle_events(ftdi->usb_ctx) < 0)
break;
libusb_free_transfer(tc->transfer);
free (tc);