rtoss - Rev 73

Subversion Repositories:
Rev:
/*
 * 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