qemu-e2k/slirp/sbuf.h
Marc-André Lureau c21d959440 slirp: replace qemu_notify_event() with a callback
Introduce a SlirpCb callback to kick the main io-thread.

Add an intermediary sodrop() function that will call SlirpCb.notify
callback when sbdrop() returns true.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Signed-off-by: Samuel Thibault <samuel.thibault@ens-lyon.org>
2019-02-07 15:49:08 +02:00

30 lines
769 B
C

/*
* Copyright (c) 1995 Danny Gasparovski.
*
* Please read the file COPYRIGHT for the
* terms and conditions of the copyright.
*/
#ifndef SBUF_H
#define SBUF_H
#define sbspace(sb) ((sb)->sb_datalen - (sb)->sb_cc)
struct sbuf {
uint32_t sb_cc; /* actual chars in buffer */
uint32_t sb_datalen; /* Length of data */
char *sb_wptr; /* write pointer. points to where the next
* bytes should be written in the sbuf */
char *sb_rptr; /* read pointer. points to where the next
* byte should be read from the sbuf */
char *sb_data; /* Actual data */
};
void sbfree(struct sbuf *);
bool sbdrop(struct sbuf *, int);
void sbreserve(struct sbuf *, int);
void sbappend(struct socket *, struct mbuf *);
void sbcopy(struct sbuf *, int, int, char *);
#endif