transport_t olimex_open(const char *devpath, const char *requested_serial)
{
struct olimex_transport *tr = malloc(sizeof(*tr));
struct usb_device *dev;
char buf[64];
if (!tr) {
pr_error(__FILE__": can't allocate memory");
return NULL;
}
tr->base.destroy = usbtr_destroy;
tr->base.send = usbtr_send;
tr->base.recv = usbtr_recv;
usb_init();
usb_find_busses();
usb_find_devices();
if (devpath) {
dev = usbutil_find_by_loc(devpath);
} else {
dev = usbutil_find_by_id(USB_FET_VENDOR, V1_PRODUCT,
requested_serial);
if (!dev)
dev = usbutil_find_by_id(USB_FET_VENDOR, V2_PRODUCT,
requested_serial);
}
if (!dev) {
free(tr);
return NULL;
}
if (open_device(tr, dev) < 0) {
printc_err(__FILE__ ": failed to open Olimex device\n");
return NULL;
}
/* Flush out lingering data */
while (usb_bulk_read(tr->handle, tr->in_ep,
buf, sizeof(buf),
100) > 0);
return (transport_t)tr;
}
transport_t rf2500_open(const char *devpath, const char *requested_serial)
{
struct rf2500_transport *tr = malloc(sizeof(*tr));
struct usb_device *dev;
char buf[64];
if (!tr) {
pr_error("rf2500: can't allocate memory");
return NULL;
}
tr->base.destroy = usbtr_destroy;
tr->base.send = usbtr_send;
tr->base.recv = usbtr_recv;
usb_init();
usb_find_busses();
usb_find_devices();
if (devpath)
dev = usbutil_find_by_loc(devpath);
else
dev = usbutil_find_by_id(USB_FET_VENDOR, USB_FET_PRODUCT,
requested_serial);
if (!dev) {
free(tr);
return NULL;
}
if (open_device(tr, dev) < 0) {
printc_err("rf2500: failed to open RF2500 device\n");
return NULL;
}
/* Flush out lingering data.
*
* The timeout apparently doesn't work on OS/X, and this loop
* just hangs once the endpoint buffer empties.
*/
#ifndef __APPLE__
while (usb_bulk_read(tr->handle, USB_FET_IN_EP,
buf, sizeof(buf),
100) > 0);
#endif
return (transport_t)tr;
}
transport_t cp210x_open(const char *devpath, const char *requested_serial,
int baud_rate, uint16_t product, uint16_t vendor)
{
struct cp210x_transport *tr = malloc(sizeof(*tr));
struct usb_device *dev;
if (!tr) {
pr_error(__FILE__": can't allocate memory");
return NULL;
}
tr->base.ops = &cp210x_class;
usb_init();
usb_find_busses();
usb_find_devices();
if (devpath)
dev = usbutil_find_by_loc(devpath);
else
dev = usbutil_find_by_id(product, vendor, requested_serial);
if (!dev) {
free(tr);
return NULL;
}
if (open_device(tr, dev, baud_rate) < 0) {
printc_err(__FILE__ ": failed to open CP210X device\n");
free(tr);
return NULL;
}
usbtr_flush(&tr->base);
return (transport_t)tr;
}
transport_t bslhid_open(const char *dev_path, const char *requested_serial)
{
struct bslhid_transport *tr = malloc(sizeof(*tr));
struct usb_device *dev;
if (!tr) {
pr_error("bslhid: can't allocate memory");
return NULL;
}
memset(tr, 0, sizeof(*tr));
tr->base.ops = &bslhid_transport_class;
usb_init();
usb_find_busses();
usb_find_devices();
if (dev_path)
dev = usbutil_find_by_loc(dev_path);
else
dev = usbutil_find_by_id(BSLHID_VID, BSLHID_PID,
requested_serial);
if (!dev) {
free(tr);
return NULL;
}
if (open_device(tr, dev) < 0) {
printc_err("bslhid: failed to open BSL HID device\n");
free(tr);
return NULL;
}
bslhid_flush(&tr->base);
return &tr->base;
}
