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File:  [Qemu by Fabrice Bellard] / qemu / slirp / sbuf.h
Revision 1.1.1.3 (vendor branch): download - view: text, annotated - select for diffs
Tue Apr 24 17:25:47 2018 UTC (2 years, 10 months ago) by root
Branches: qemu, MAIN
CVS tags: qemu1101, qemu1001, qemu1000, qemu0151, qemu0150, qemu0141, qemu0140, qemu0130, qemu0125, qemu0124, qemu0123, qemu0122, qemu0121, qemu0120, qemu0111, qemu0110, HEAD
qemu 0.11.0

/*
 * 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 sbflush(sb) sbdrop((sb),(sb)->sb_cc)
#define sbspace(sb) ((sb)->sb_datalen - (sb)->sb_cc)

struct sbuf {
	u_int	sb_cc;		/* actual chars in buffer */
	u_int	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 *);
void sbdrop(struct sbuf *, int);
void sbreserve(struct sbuf *, int);
void sbappend(struct socket *, struct mbuf *);
void sbcopy(struct sbuf *, int, int, char *);

#endif
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