usbnet.h File Reference

Common USB network layer, used by virtually all supported network USB protocols. More...

#include <lib/dlist.h>
#include <net/uip.h>
#include <net/common/ep.h>

Include dependency graph for usbnet.h:

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Data Structures
struct	usbnet_rx_buf_t
struct	usbnet_tx_buf_t
struct	usbnet_tx_tiny_buf_t
struct	net_buffers_t
struct	usbnet_stat_h

Macros
#define	USBNET_ETH_FRAME_LEN   (UIP_BUFSIZE + 58 - UIP_LLH_LEN)
#define	USBNET_RX_BUF_SIZE   USBNET_ETH_FRAME_LEN
#define	USBNET_TX_BUF_SIZE   USBNET_ETH_FRAME_LEN
#define	USBNET_TX_TINY_BUF_SIZE   (248)
#define	USBNET_RX_POOL_SIZE   (1)
#define	USBNET_TX_POOL_SIZE   (1)
#define	USBNET_TX_TINY_POOL_SIZE   (2)
#define	USBNET_MANAGED_TX_POOL_SIZE   (2)

Enumerations

Functions
void	usbnet_init ()
void	usbnet_start (struct process *module, uint8_t rx_backlog_len)
void	usbnet_stop (struct process *module)
struct urb_t *	usbnet_alloc_urb (struct process *module, uint32_t size, struct dlist_t *backlog)
void	usbnet_schedule_tx (struct urb_t *urb)
void	usbnet_schedule_rx (struct urb_t *urb)
bool	usbnet_quote (void)
static struct usbnet_tx_buf_t *	usbnet_tx_buf (struct urb_t *urb)
static struct usbnet_rx_buf_t *	usbnet_rx_buf (struct urb_t *urb)

Variables
struct process *	device
uint8_t	data [USBNET_RX_BUF_SIZE]
struct dlist_t *	backlog
uint32_t	seq
struct usbnet_stat_h	usbnetStat

Detailed Description

Common USB network layer, used by virtually all supported network USB protocols.

Author

DT, Jetro AS

Definition in file usbnet.h.

Variable Documentation

struct process * device

Pointer to the network device

Definition at line 139 of file usbnet.h.

uint8_t data

The actual data buffer

Definition at line 140 of file usbnet.h.

Referenced by crc16_data(), process_init(), process_post(), process_start(), simple_udp_deregister(), tcpip_output(), and uip_add32().

struct dlist_t * backlog

The backlog the buffer belongs to

The backlog always points to usbnetTxTinyEp

Definition at line 139 of file usbnet.h.

Referenced by htons(), and uip_init().

uint32_t seq

Internally used for indexing in UIP

Not used for usbnet_tx_tiny_buf_t

Definition at line 140 of file usbnet.h.