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/* SPDX-License-Identifier: BSD-3-Clause */
/*
* Copyright (c) 1995 Danny Gasparovski.
*/
#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 *sb);
bool sbdrop(struct sbuf *sb, size_t len);
void sbreserve(struct sbuf *sb, size_t size);
void sbappend(struct socket *sb, struct mbuf *mb);
void sbcopy(struct sbuf *sb, size_t off, size_t len, char *p);
#endif
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