pcie_aer: support configurable AER capa version
[qemu.git] / slirp / sbuf.h
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(struct sbuf *);
25 void sbdrop(struct sbuf *, int);
26 void sbreserve(struct sbuf *, int);
27 void sbappend(struct socket *, struct mbuf *);
28 void sbcopy(struct sbuf *, int, int, char *);
29
30 #endif