nuttx/fs/v9fs/transport.c
chenrun1 aee9125350 v9fs:File system based on 9P2000L.
Signed-off-by: chenrun1 <chenrun1@xiaomi.com>
2024-08-19 11:05:40 -03:00

104 lines
3.4 KiB
C

/****************************************************************************
* fs/v9fs/transport.c
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership. The
* ASF licenses this file to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance with the
* License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*
****************************************************************************/
/****************************************************************************
* Included Files
****************************************************************************/
#include <string.h>
#include "client.h"
/****************************************************************************
* Private Types
****************************************************************************/
struct v9fs_transport_ops_map_s
{
FAR const char *type;
FAR const struct v9fs_transport_ops_s *ops;
};
/****************************************************************************
* Private Data
****************************************************************************/
#ifdef CONFIG_V9FS_VIRTIO_9P
extern const struct v9fs_transport_ops_s g_virtio_9p_transport_ops;
#endif
static const struct v9fs_transport_ops_map_s g_transport_ops_map[] =
{
#ifdef CONFIG_V9FS_VIRTIO_9P
{ "virtio", &g_virtio_9p_transport_ops },
#endif
{ NULL, NULL},
};
/****************************************************************************
* Public Functions
****************************************************************************/
/****************************************************************************
* Name: v9fs_transport_request
****************************************************************************/
int v9fs_transport_request(FAR struct v9fs_transport_s *transport,
FAR struct v9fs_payload_s *payload)
{
return transport->ops->request(transport, payload);
}
/****************************************************************************
* Name: v9fs_transport_destroy
****************************************************************************/
void v9fs_transport_destroy(FAR struct v9fs_transport_s *transport)
{
transport->ops->destroy(transport);
}
/****************************************************************************
* Name: v9fs_register_transport
****************************************************************************/
int v9fs_transport_create(FAR struct v9fs_transport_s **transport,
FAR const char *trans_type, FAR const char *data)
{
FAR const struct v9fs_transport_ops_map_s *map;
/* Find the corresponding driver layer */
for (map = g_transport_ops_map; map->type; map++)
{
if (strcmp(trans_type, map->type) == 0)
{
break;
}
}
if (map->ops == NULL)
{
return -ENOENT;
}
return map->ops->create(transport, data);
}