File: [local] / src / usr.bin / ssh / Attic / buffer.h (download)
Revision 1.13, Mon Mar 14 11:46:56 2005 UTC (19 years, 2 months ago) by markus
Branch: MAIN
CVS Tags: OPENBSD_3_9_BASE, OPENBSD_3_8_BASE, OPENBSD_3_7_BASE, OPENBSD_3_7 Branch point for: OPENBSD_3_9, OPENBSD_3_8
Changes since 1.12: +4 -1 lines
limit input buffer size for channels; bugzilla #896; with and ok dtucker@
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/* $OpenBSD: buffer.h,v 1.13 2005/03/14 11:46:56 markus Exp $ */
/*
* Author: Tatu Ylonen <ylo@cs.hut.fi>
* Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
* All rights reserved
* Code for manipulating FIFO buffers.
*
* As far as I am concerned, the code I have written for this software
* can be used freely for any purpose. Any derived versions of this
* software must be clearly marked as such, and if the derived work is
* incompatible with the protocol description in the RFC file, it must be
* called by a name other than "ssh" or "Secure Shell".
*/
#ifndef BUFFER_H
#define BUFFER_H
typedef struct {
u_char *buf; /* Buffer for data. */
u_int alloc; /* Number of bytes allocated for data. */
u_int offset; /* Offset of first byte containing data. */
u_int end; /* Offset of last byte containing data. */
} Buffer;
#define BUFFER_MAX_CHUNK 0x100000
#define BUFFER_MAX_LEN 0xa00000
void buffer_init(Buffer *);
void buffer_clear(Buffer *);
void buffer_free(Buffer *);
u_int buffer_len(Buffer *);
void *buffer_ptr(Buffer *);
void buffer_append(Buffer *, const void *, u_int);
void *buffer_append_space(Buffer *, u_int);
void buffer_get(Buffer *, void *, u_int);
void buffer_consume(Buffer *, u_int);
void buffer_consume_end(Buffer *, u_int);
void buffer_dump(Buffer *);
int buffer_get_ret(Buffer *, void *, u_int);
int buffer_consume_ret(Buffer *, u_int);
int buffer_consume_end_ret(Buffer *, u_int);
#endif /* BUFFER_H */