78 lines
2.1 KiB
C
Executable File
78 lines
2.1 KiB
C
Executable File
/*
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* Buffering to output and input.
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* Copyright (C) 1998 Kunihiro Ishiguro
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*
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* This file is part of GNU Zebra.
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*
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* GNU Zebra is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published
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* by the Free Software Foundation; either version 2, or (at your
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* option) any later version.
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*
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* GNU Zebra is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with GNU Zebra; see the file COPYING. If not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#ifndef _ZEBRA_BUFFER_H
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#define _ZEBRA_BUFFER_H
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/* Buffer master. */
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struct buffer
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{
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/* Data list. */
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struct buffer_data *head;
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struct buffer_data *tail;
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/* Current allocated data. */
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unsigned long alloc;
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/* Total length of buffer. */
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unsigned long size;
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/* For allocation. */
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struct buffer_data *unused_head;
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struct buffer_data *unused_tail;
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/* Current total length of this buffer. */
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unsigned long length;
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};
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/* Data container. */
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struct buffer_data
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{
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struct buffer *parent;
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struct buffer_data *next;
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struct buffer_data *prev;
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/* Acctual data stream. */
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unsigned char *data;
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/* Current pointer. */
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unsigned long cp;
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/* Start pointer. */
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unsigned long sp;
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};
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/* Buffer prototypes. */
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struct buffer *buffer_new (size_t);
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int buffer_write (struct buffer *, u_char *, size_t);
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void buffer_free (struct buffer *);
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char *buffer_getstr (struct buffer *);
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int buffer_putc (struct buffer *, u_char);
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int buffer_putstr (struct buffer *, u_char *);
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void buffer_reset (struct buffer *);
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int buffer_flush_all (struct buffer *, int);
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int buffer_flush_vty_all (struct buffer *, int, int, int);
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int buffer_flush_window (struct buffer *, int, int, int, int, int);
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int buffer_empty (struct buffer *);
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#endif /* _ZEBRA_BUFFER_H */
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