You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
112 lines
2.8 KiB
112 lines
2.8 KiB
/*
|
|
* Copyright © 2019 Pino Toscano <toscano.pino@tiscali.it>
|
|
*
|
|
* This library is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Lesser General Public
|
|
* License as published by the Free Software Foundation; either
|
|
* version 2.1 of the License, or (at your option) any later version.
|
|
*
|
|
* This library is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
* Lesser General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Lesser General Public
|
|
* License along with this library; if not, write to the Free Software
|
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
|
|
*/
|
|
|
|
#include "libusbi.h"
|
|
|
|
static int
|
|
null_get_device_list(struct libusb_context * ctx,
|
|
struct discovered_devs **discdevs)
|
|
{
|
|
return LIBUSB_SUCCESS;
|
|
}
|
|
|
|
static int
|
|
null_open(struct libusb_device_handle *handle)
|
|
{
|
|
return LIBUSB_ERROR_NOT_SUPPORTED;
|
|
}
|
|
|
|
static void
|
|
null_close(struct libusb_device_handle *handle)
|
|
{
|
|
}
|
|
|
|
static int
|
|
null_get_active_config_descriptor(struct libusb_device *dev,
|
|
void *buf, size_t len)
|
|
{
|
|
return LIBUSB_ERROR_NOT_SUPPORTED;
|
|
}
|
|
|
|
static int
|
|
null_get_config_descriptor(struct libusb_device *dev, uint8_t idx,
|
|
void *buf, size_t len)
|
|
{
|
|
return LIBUSB_ERROR_NOT_SUPPORTED;
|
|
}
|
|
|
|
static int
|
|
null_set_configuration(struct libusb_device_handle *handle, int config)
|
|
{
|
|
return LIBUSB_ERROR_NOT_SUPPORTED;
|
|
}
|
|
|
|
static int
|
|
null_claim_interface(struct libusb_device_handle *handle, uint8_t iface)
|
|
{
|
|
return LIBUSB_ERROR_NOT_SUPPORTED;
|
|
}
|
|
|
|
static int
|
|
null_release_interface(struct libusb_device_handle *handle, uint8_t iface)
|
|
{
|
|
return LIBUSB_ERROR_NOT_SUPPORTED;
|
|
}
|
|
|
|
static int
|
|
null_set_interface_altsetting(struct libusb_device_handle *handle, uint8_t iface,
|
|
uint8_t altsetting)
|
|
{
|
|
return LIBUSB_ERROR_NOT_SUPPORTED;
|
|
}
|
|
|
|
static int
|
|
null_clear_halt(struct libusb_device_handle *handle, unsigned char endpoint)
|
|
{
|
|
return LIBUSB_ERROR_NOT_SUPPORTED;
|
|
}
|
|
|
|
static int
|
|
null_submit_transfer(struct usbi_transfer *itransfer)
|
|
{
|
|
return LIBUSB_ERROR_NOT_SUPPORTED;
|
|
}
|
|
|
|
static int
|
|
null_cancel_transfer(struct usbi_transfer *itransfer)
|
|
{
|
|
return LIBUSB_ERROR_NOT_SUPPORTED;
|
|
}
|
|
|
|
const struct usbi_os_backend usbi_backend = {
|
|
.name = "Null backend",
|
|
.caps = 0,
|
|
.get_device_list = null_get_device_list,
|
|
.open = null_open,
|
|
.close = null_close,
|
|
.get_active_config_descriptor = null_get_active_config_descriptor,
|
|
.get_config_descriptor = null_get_config_descriptor,
|
|
.set_configuration = null_set_configuration,
|
|
.claim_interface = null_claim_interface,
|
|
.release_interface = null_release_interface,
|
|
.set_interface_altsetting = null_set_interface_altsetting,
|
|
.clear_halt = null_clear_halt,
|
|
.submit_transfer = null_submit_transfer,
|
|
.cancel_transfer = null_cancel_transfer,
|
|
};
|