pbuf.h File Reference

#include "net/debug.h"
#include "net/arch.h"

Go to the source code of this file.

Data Structures
struct	pbuf
Defines
#define	PBUF_FLAG_POOL   0x02
#define	PBUF_FLAG_RAM   0x00
#define	PBUF_FLAG_ROM   0x01
#define	PBUF_IP_HLEN   20
#define	PBUF_TRANSPORT_HLEN   20
Enumerations
enum	pbuf_flag { PBUF_RAM, PBUF_ROM, PBUF_POOL }
enum	pbuf_layer { PBUF_TRANSPORT, PBUF_IP, PBUF_LINK, PBUF_RAW }
Functions
pbuf *	pbuf_alloc (pbuf_layer l, uInt16 size, pbuf_flag flag)
void	pbuf_chain (struct pbuf *h, struct pbuf *t)
uInt8	pbuf_clen (struct pbuf *p)
pbuf *	pbuf_dechain (struct pbuf *p)
uInt8	pbuf_free (struct pbuf *p)
uInt8	pbuf_header (struct pbuf *p, Int16 header_size)
void	pbuf_init (void)
void	pbuf_realloc (struct pbuf *p, uInt16 size)
void	pbuf_ref (struct pbuf *p)

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Define Documentation

#define PBUF_FLAG_POOL   0x02

Definition at line 63 of file pbuf.h.

#define PBUF_FLAG_RAM   0x00

Definition at line 61 of file pbuf.h.

#define PBUF_FLAG_ROM   0x01

Definition at line 62 of file pbuf.h.

#define PBUF_IP_HLEN   20

Definition at line 44 of file pbuf.h.

#define PBUF_TRANSPORT_HLEN   20

Definition at line 43 of file pbuf.h.

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Enumeration Type Documentation

enum pbuf_flag

Enumerator:

PBUF_RAM
PBUF_ROM
PBUF_POOL

Definition at line 53 of file pbuf.h.

enum pbuf_layer

Enumerator:

PBUF_TRANSPORT
PBUF_IP
PBUF_LINK
PBUF_RAW

Definition at line 46 of file pbuf.h.

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Function Documentation

struct pbuf* pbuf_alloc	(	pbuf_layer	l,
		uInt16	size,
		pbuf_flag	flag
	)

Referenced by arp_query(), ethernetif_output(), loopif_output(), low_level_input(), netbuf_alloc(), and netbuf_ref().

void pbuf_chain	(	struct pbuf *	h,
		struct pbuf *	t
	)

Referenced by ethernetif_output(), and netbuf_chain().

uInt8 pbuf_clen

(

struct pbuf *

p

)

struct pbuf* pbuf_dechain

(

struct pbuf *

p

)

uInt8 pbuf_free

(

struct pbuf *

p

)

Referenced by arp_arp_input(), ethernetif_input(), ethernetif_output(), netbuf_alloc(), netbuf_delete(), netbuf_free(), netbuf_ref(), netconn_delete(), recv_tcp(), recv_udp(), and tcpip_input().

uInt8 pbuf_header	(	struct pbuf *	p,
		Int16	header_size
	)

Referenced by ethernetif_input(), and ethernetif_output().

void pbuf_init

(

void

)

Referenced by net_init().

void pbuf_realloc	(	struct pbuf *	p,
		uInt16	size
	)

void pbuf_ref

(

struct pbuf *

p

)

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