int xusb_send(struct xusb *xusb, char *buf, int len, int timeout)
{
int ret;
dump_packet(LOG_DEBUG, DBG_MASK, __FUNCTION__, buf, len);
if(EP_OUT(xusb) & USB_ENDPOINT_IN) {
ERR("%s called with an input endpoint 0x%x\n", __FUNCTION__, EP_OUT(xusb));
return -EINVAL;
}
ret = usb_bulk_write(xusb->handle, EP_OUT(xusb), buf, len, timeout);
if(ret < 0) {
/*
* If the device was gone, it may be the
* result of renumeration. Ignore it.
*/
if(ret != -ENODEV) {
ERR("bulk_write to endpoint 0x%x failed: (%d) %s\n",
EP_OUT(xusb), ret, usb_strerror());
dump_packet(LOG_ERR, DBG_MASK, "xbus_send[ERR]", buf, len);
//exit(2);
} else {
DBG("bulk_write to endpoint 0x%x got ENODEV\n", EP_OUT(xusb));
xusb_close(xusb);
}
return ret;
} else if(ret != len) {
ERR("bulk_write to endpoint 0x%x short write: (%d) %s\n",
EP_OUT(xusb), ret, usb_strerror());
dump_packet(LOG_ERR, DBG_MASK, "xbus_send[ERR]", buf, len);
return -EFAULT;
}
return ret;
}
void xusb_destroy(struct xusb *xusb)
{
if(xusb) {
xusb_close(xusb);
memset(xusb, 0, sizeof(*xusb));
free(xusb);
}
}
void astribank_close(struct astribank_device *astribank, int disconnected)
{
assert(astribank != NULL);
if (astribank->xusb) {
xusb_close(astribank->xusb);
astribank->xusb = NULL;
}
astribank->tx_sequenceno = 0;
}
int xusb_send(struct xusb *xusb, char *buf, int len, int timeout)
{
int ret;
int retries = 0;
dump_packet(LOG_DEBUG, DBG_MASK, __func__, buf, len);
if (EP_OUT(xusb) & USB_ENDPOINT_IN) {
ERR("%s called with an input endpoint 0x%x\n",
__func__, EP_OUT(xusb));
return -EINVAL;
}
retry_write:
ret = usb_bulk_write(xusb->handle, EP_OUT(xusb), buf, len, timeout);
if (ret < 0) {
/*
* If the device was gone, it may be the
* result of renumeration. Ignore it.
*/
if (ret != -ENODEV) {
ERR("bulk_write to endpoint 0x%x failed: (%d) %s\n",
EP_OUT(xusb), ret, usb_strerror());
dump_packet(LOG_ERR, DBG_MASK, "xusb_send[ERR]",
buf, len);
/*exit(2);*/
} else {
DBG("bulk_write to endpoint 0x%x got ENODEV\n",
EP_OUT(xusb));
xusb_close(xusb);
}
return ret;
}
if (!ret) {
ERR("bulk_write to endpoint 0x%x short write[%d]: (%d)\n",
EP_OUT(xusb), retries, ret);
if (retries++ > MAX_RETRIES)
return -EFAULT;
usleep(100);
goto retry_write;
}
if (ret != len) {
ERR("bulk_write to endpoint 0x%x short write: (%d) %s\n",
EP_OUT(xusb), ret, usb_strerror());
dump_packet(LOG_ERR, DBG_MASK, "xusb_send[ERR]", buf, len);
return -EFAULT;
}
return ret;
}
