-/******************************************************************************/
-/* pfixtools: a collection of postfix related tools */
-/* ~~~~~~~~~ */
-/* ________________________________________________________________________ */
-/* */
-/* Redistribution and use in source and binary forms, with or without */
-/* modification, are permitted provided that the following conditions */
-/* are met: */
-/* */
-/* 1. Redistributions of source code must retain the above copyright */
-/* notice, this list of conditions and the following disclaimer. */
-/* 2. Redistributions in binary form must reproduce the above copyright */
-/* notice, this list of conditions and the following disclaimer in the */
-/* documentation and/or other materials provided with the distribution. */
-/* 3. The names of its contributors may not be used to endorse or promote */
-/* products derived from this software without specific prior written */
-/* permission. */
-/* */
-/* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND */
-/* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE */
-/* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR */
-/* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS */
-/* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR */
-/* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF */
-/* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS */
-/* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN */
-/* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) */
-/* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF */
-/* THE POSSIBILITY OF SUCH DAMAGE. */
-/******************************************************************************/
-
-/*
- * Copyright © 2006-2007 Pierre Habouzit
- */
-
-#ifndef PFIXTOOLS_BUFFER_H
-#define PFIXTOOLS_BUFFER_H
-
-#include <stdarg.h>
-#include "mem.h"
-#include "str.h"
-
-typedef struct buffer_t {
- char *data;
- ssize_t len;
- ssize_t size;
-} buffer_t;
-
-#define BUFFER_INIT {NULL, 0, 0}
-
-DO_INIT(buffer_t, buffer);
-static inline void buffer_wipe(buffer_t *buf) {
- p_delete(&buf->data);
-}
-DO_NEW(buffer_t, buffer);
-DO_DELETE(buffer_t, buffer);
-
-static inline void buffer_reset(buffer_t *buf) {
- buf->data[buf->len = 0] = '\0';
-}
-
-static inline char *buffer_unwrap(buffer_t **buf) {
- char *res = (*buf)->data;
- (*buf)->data = NULL;
- buffer_delete(buf);
- return res;
-}
-
-
-void buffer_resize(buffer_t *, ssize_t newsize);
-static inline void buffer_ensure(buffer_t *buf, ssize_t extra) {
- assert (extra >= 0);
- if (buf->len + extra >= buf->size) {
- buffer_resize(buf, buf->len + extra);
- }
-}
-static inline void buffer_extend(buffer_t *buf, ssize_t extra) {
- buffer_ensure(buf, extra);
- buf->len += extra;
- buf->data[buf->len] = '\0';
-}
-static inline void buffer_extendch(buffer_t *buf, ssize_t extra, int c) {
- buffer_ensure(buf, extra);
- memset(buf->data + buf->len, c, extra);
- buf->len += extra;
- buf->data[buf->len] = '\0';
-}
-
-
-static inline void buffer_add(buffer_t *buf, const void *data, ssize_t len) {
- buffer_ensure(buf, len);
- memcpy(buf->data + buf->len, data, len);
- buf->len += len;
- buf->data[buf->len] = '\0';
-}
-static inline void buffer_addstr(buffer_t *buf, const char *s) {
- buffer_add(buf, s, m_strlen(s));
-}
-static inline void buffer_addbuf(buffer_t *buf, buffer_t *buf2) {
- buffer_add(buf, buf2->data, buf2->len);
-}
-static inline void buffer_addch(buffer_t *buf, int c) {
- buffer_extendch(buf, 1, c);
-}
-
-__attribute__((format(printf,2,0)))
-ssize_t buffer_addvf(buffer_t *, const char *fmt, va_list);
-
-static inline __attribute__((format(printf,2,3)))
-ssize_t buffer_addf(buffer_t *buf, const char *fmt, ...)
-{
- ssize_t res;
- va_list args;
- va_start(args, fmt);
- res = buffer_addvf(buf, fmt, args);
- va_end(args);
- return res;
-}
-
-void buffer_consume(buffer_t *buf, ssize_t len);
-
-ssize_t buffer_read(buffer_t *buf, int fd, ssize_t count);
-ssize_t buffer_write(buffer_t *buf, int fd);
-
-#endif /* PFIXTOOLS_BUFFER_H */