mirror of
https://github.com/GnoConsortium/gno.git
synced 2024-12-22 14:30:29 +00:00
37 lines
1011 B
C
37 lines
1011 B
C
/*
|
|
* Copyright (C) 1990 by NeXT, Inc., All Rights Reserved
|
|
*
|
|
*/
|
|
|
|
/*
|
|
* Network Buffer API (for kernel use only)
|
|
*
|
|
* HISTORY
|
|
* 09-Apr-90 Bradley Taylor (btaylor) at NeXT, Inc.
|
|
* Created.
|
|
*/
|
|
#ifndef _NETBUF_
|
|
#define _NETBUF_
|
|
|
|
typedef struct { char opaque[1]; } *netbuf_t;
|
|
|
|
#ifdef KERNEL
|
|
|
|
extern char *nb_map(netbuf_t nb);
|
|
extern netbuf_t nb_alloc(unsigned size);
|
|
extern netbuf_t nb_alloc_wrapper(void *data, unsigned size,
|
|
void freefunc(void *), void *freefunc_arg);
|
|
|
|
extern void nb_free(netbuf_t nb);
|
|
extern void nb_free_wrapper(netbuf_t nb);
|
|
extern unsigned nb_size(netbuf_t nb);
|
|
extern int nb_read(netbuf_t nb, unsigned offset, unsigned size, void *target);
|
|
extern int nb_write(netbuf_t nb, unsigned offset, unsigned size, void *source);
|
|
extern int nb_shrink_top(netbuf_t nb, unsigned size);
|
|
extern int nb_grow_top(netbuf_t nb, unsigned size);
|
|
extern int nb_shrink_bot(netbuf_t nb, unsigned size);
|
|
extern int nb_grow_bot(netbuf_t nb, unsigned size);
|
|
|
|
#endif /* KERNEL */
|
|
#endif /* _NETBUF_ */
|