src/slirp/sbuf.h

/*
 * 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 _P((struct sbuf *));
void sbdrop _P((struct sbuf *, int));
void sbreserve _P((struct sbuf *, int));
void sbappend _P((struct socket *, struct mbuf *));
void sbappendsb _P((struct sbuf *, struct mbuf *));
void sbcopy _P((struct sbuf *, int, int, char *));

#endif
Revision:	1.1
Committed:	2005-05-13T09:00:59Z (19 years, 6 months ago) by gbeauche
Content type:	text/plain
Branch:	MAIN
CVS Tags:	nigel-build-19, nigel-build-17, HEAD
Log Message:	slirp user mode network emulation code from qemu
#	Content
1	/*
2	* Copyright (c) 1995 Danny Gasparovski.
3	*
4	* Please read the file COPYRIGHT for the
5	* terms and conditions of the copyright.
6	*/
7
8	#ifndef _SBUF_H_
9	#define _SBUF_H_
10
11	#define sbflush(sb) sbdrop((sb),(sb)->sb_cc)
12	#define sbspace(sb) ((sb)->sb_datalen - (sb)->sb_cc)
13
14	struct sbuf {
15	u_int sb_cc; /* actual chars in buffer */
16	u_int sb_datalen; /* Length of data */
17	char sb_wptr; / write pointer. points to where the next
18	* bytes should be written in the sbuf */
19	char sb_rptr; / read pointer. points to where the next
20	* byte should be read from the sbuf */
21	char sb_data; / Actual data */
22	};
23
24	void sbfree _P((struct sbuf *));
25	void sbdrop _P((struct sbuf *, int));
26	void sbreserve _P((struct sbuf *, int));
27	void sbappend _P((struct socket , struct mbuf ));
28	void sbappendsb _P((struct sbuf , struct mbuf ));
29	void sbcopy _P((struct sbuf , int, int, char ));
30
31	#endif