netmap.h File Reference

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Data Structures
struct	netmap_if_t
struct	netmap_mem_region_t
struct	netmap_main_t

Macros
#define	NETMAP_IF(_base, _ofs)   _NETMAP_OFFSET(struct netmap_if *, _base, _ofs)
#define	NETMAP_TXRING(nifp, index)
#define	NETMAP_RXRING(nifp, index)
#define	NETMAP_BUF(ring, index)   ((char *)(ring) + (ring)->buf_ofs + ((index)*(ring)->nr_buf_size))
#define	NETMAP_BUF_IDX(ring, buf)

Functions
int	netmap_create_if (vlib_main_t *vm, u8 *host_if_name, u8 *hw_addr_set, u8 is_pipe, u8 is_master)
int	netmap_delete_if (vlib_main_t *vm, u8 *host_if_name)
static uint32_t	nm_ring_next (struct netmap_ring *ring, uint32_t i)
static int	nm_tx_pending (struct netmap_ring *ring)
static uint32_t	nm_ring_space (struct netmap_ring *ring)

Variables
netmap_main_t	netmap_main
vnet_device_class_t	netmap_device_class
vlib_node_registration_t	netmap_input_node
	(constructor) VLIB_REGISTER_NODE (netmap_input_node) More...

Macro Definition Documentation

#define NETMAP_BUF	(		ring,
			index
	)		((char *)(ring) + (ring)->buf_ofs + ((index)*(ring)->nr_buf_size))

Definition at line 115 of file netmap.h.

#define NETMAP_BUF_IDX	(		ring,
			buf
	)

Value:

( ((char *)(buf) - ((char *)(ring) + (ring)->buf_ofs) ) / \
                (ring)->nr_buf_size )

Definition at line 118 of file netmap.h.

#define NETMAP_IF	(		_base,
			_ofs
	)		_NETMAP_OFFSET(struct netmap_if *, _base, _ofs)

Definition at line 107 of file netmap.h.

#define NETMAP_RXRING	(		nifp,
			index
	)

Value:

_NETMAP_OFFSET(struct netmap_ring *,    \
        nifp, (nifp)->ring_ofs[index + (nifp)->ni_tx_rings + 1] )

Definition at line 112 of file netmap.h.

#define NETMAP_TXRING	(		nifp,
			index
	)

Value:

_NETMAP_OFFSET(struct netmap_ring *, \
        nifp, (nifp)->ring_ofs[index] )

Definition at line 109 of file netmap.h.

Function Documentation

int netmap_create_if	(	vlib_main_t *	vm,
		u8 *	host_if_name,
		u8 *	hw_addr_set,
		u8	is_pipe,
		u8	is_master
	)

Definition at line 82 of file netmap.c.

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int netmap_delete_if	(	vlib_main_t *	vm,
		u8 *	host_if_name
	)

Definition at line 205 of file netmap.c.

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static uint32_t nm_ring_next ( struct netmap_ring *  ring, uint32_t  i  )

inlinestatic

Definition at line 123 of file netmap.h.

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static uint32_t nm_ring_space ( struct netmap_ring *  ring )

inlinestatic

Definition at line 140 of file netmap.h.

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static int nm_tx_pending ( struct netmap_ring *  ring )

inlinestatic

Definition at line 134 of file netmap.h.

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Variable Documentation

vnet_device_class_t netmap_device_class

vlib_node_registration_t netmap_input_node

(constructor) VLIB_REGISTER_NODE (netmap_input_node)

Definition at line 269 of file node.c.

netmap_main_t netmap_main

Definition at line 94 of file netmap.h.