include/dev/netbuf.h File Reference

Detailed Description

Network buffer definitions.

Defines

#define NBAF_DATALINK

Datalink buffer allocated flag.

#define NBAF_NETWORK

Network buffer allocated flag.

#define NBAF_TRANSPORT

Transport buffer allocated flag.

#define NBAF_APPLICATION

Application buffer allocated flag.

#define NBAF_ALL

Masks allocated buffer flags flag.

Typedefs

typedef _NETBUF NETBUF

Network buffer type.

typedef _NBDATA NBDATA

Network buffer data type.

Functions

NETBUF * NutNetBufAlloc (NETBUF *nb, u_char type, u_short size)

Allocate or re-allocate a network buffer part.

NETBUF * NutNetBufClone (NETBUF *nb)

Create a copy of an existing network buffer structure.

int NutNetBufFree (NETBUF *nb)

Release a network buffer structure.