mirror of
https://github.com/edk2-porting/linux-next.git
synced 2024-12-26 06:04:14 +08:00
51 lines
1.3 KiB
C
51 lines
1.3 KiB
C
|
/******************************************************************************
|
||
|
*
|
||
|
* (C)Copyright 1998,1999 SysKonnect,
|
||
|
* a business unit of Schneider & Koch & Co. Datensysteme GmbH.
|
||
|
*
|
||
|
* This program is free software; you can redistribute it and/or modify
|
||
|
* it under the terms of the GNU General Public License as published by
|
||
|
* the Free Software Foundation; either version 2 of the License, or
|
||
|
* (at your option) any later version.
|
||
|
*
|
||
|
* The information in this file is provided "AS IS" without warranty.
|
||
|
*
|
||
|
******************************************************************************/
|
||
|
|
||
|
#ifndef _MBUF_
|
||
|
#define _MBUF_
|
||
|
|
||
|
#define M_SIZE 4504
|
||
|
|
||
|
#ifndef MAX_MBUF
|
||
|
#define MAX_MBUF 4
|
||
|
#endif
|
||
|
|
||
|
#ifndef NO_STD_MBUF
|
||
|
#define sm_next m_next
|
||
|
#define sm_off m_off
|
||
|
#define sm_len m_len
|
||
|
#define sm_data m_data
|
||
|
#define SMbuf Mbuf
|
||
|
#define mtod smtod
|
||
|
#define mtodoff smtodoff
|
||
|
#endif
|
||
|
|
||
|
struct s_mbuf {
|
||
|
struct s_mbuf *sm_next ; /* low level linked list */
|
||
|
short sm_off ; /* offset in m_data */
|
||
|
u_int sm_len ; /* len of data */
|
||
|
#ifdef PCI
|
||
|
int sm_use_count ;
|
||
|
#endif
|
||
|
char sm_data[M_SIZE] ;
|
||
|
} ;
|
||
|
|
||
|
typedef struct s_mbuf SMbuf ;
|
||
|
|
||
|
/* mbuf head, to typed data */
|
||
|
#define smtod(x,t) ((t)((x)->sm_data + (x)->sm_off))
|
||
|
#define smtodoff(x,t,o) ((t)((x)->sm_data + (o)))
|
||
|
|
||
|
#endif /* _MBUF_ */
|