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| | /* SPDX-License-Identifier: GPL-2.0-or-later
* Copyright Red Hat
* Author: Laurent Vivier <lvivier@redhat.com>
*
* vhost-user common UDP and TCP functions
*/
#ifndef VU_COMMON_H
#define VU_COMMON_H
static inline void *vu_eth(const struct vu_dev *vdev, void *base)
{
return ((char *)base + vdev->hdrlen);
}
static inline void *vu_ip(const struct vu_dev *vdev, void *base)
{
return (struct ethhdr *)vu_eth(vdev, base) + 1;
}
static inline void *vu_payloadv4(const struct vu_dev *vdev, void *base)
{
return (struct iphdr *)vu_ip(vdev, base) + 1;
}
static inline void *vu_payloadv6(const struct vu_dev *vdev, void *base)
{
return (struct ipv6hdr *)vu_ip(vdev, base) + 1;
}
void vu_send_frame(const struct vu_dev *vdev, struct vu_virtq *vq,
struct vu_virtq_element *elem, const struct iovec *iov_vu,
int iov_used);
#endif /* VU_COMMON_H */
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