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Darren Tucker47eede72005-03-14 23:08:12 +11001/* $OpenBSD: bufaux.h,v 1.21 2005/03/10 22:01:05 deraadt Exp $ */
Ben Lindstrom05764b92002-03-05 01:53:02 +00002
Damien Millerd4a8b7e1999-10-27 13:42:43 +10003/*
Damien Miller95def091999-11-25 00:26:21 +11004 * Author: Tatu Ylonen <ylo@cs.hut.fi>
Damien Miller95def091999-11-25 00:26:21 +11005 * Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
6 * All rights reserved
Damien Miller4af51302000-04-16 11:18:38 +10007 *
Damien Millere4340be2000-09-16 13:29:08 +11008 * As far as I am concerned, the code I have written for this software
9 * can be used freely for any purpose. Any derived versions of this
10 * software must be clearly marked as such, and if the derived work is
11 * incompatible with the protocol description in the RFC file, it must be
12 * called by a name other than "ssh" or "Secure Shell".
Damien Miller95def091999-11-25 00:26:21 +110013 */
Damien Millerd4a8b7e1999-10-27 13:42:43 +100014
Damien Millerd4a8b7e1999-10-27 13:42:43 +100015#ifndef BUFAUX_H
16#define BUFAUX_H
17
18#include "buffer.h"
Ben Lindstrom226cfa02001-01-22 05:34:40 +000019#include <openssl/bn.h>
Damien Millerd4a8b7e1999-10-27 13:42:43 +100020
Damien Millerf58b58c2003-11-17 21:18:23 +110021void buffer_put_bignum(Buffer *, const BIGNUM *);
22void buffer_put_bignum2(Buffer *, const BIGNUM *);
Damien Miller76e1e362002-01-22 23:15:57 +110023void buffer_get_bignum(Buffer *, BIGNUM *);
24void buffer_get_bignum2(Buffer *, BIGNUM *);
Damien Millerd4a8b7e1999-10-27 13:42:43 +100025
Damien Miller3b235662002-04-23 20:42:36 +100026u_short buffer_get_short(Buffer *);
27void buffer_put_short(Buffer *, u_short);
28
Kevin Steves399ec972002-03-05 18:59:45 +000029u_int buffer_get_int(Buffer *);
Ben Lindstrom4cc240d2001-07-04 04:46:56 +000030void buffer_put_int(Buffer *, u_int);
31
Ben Lindstrom16ae3d02001-07-04 04:02:36 +000032u_int64_t buffer_get_int64(Buffer *);
Ben Lindstrom16ae3d02001-07-04 04:02:36 +000033void buffer_put_int64(Buffer *, u_int64_t);
Damien Millerd4a8b7e1999-10-27 13:42:43 +100034
Ben Lindstrom16ae3d02001-07-04 04:02:36 +000035int buffer_get_char(Buffer *);
Ben Lindstrom16ae3d02001-07-04 04:02:36 +000036void buffer_put_char(Buffer *, int);
Damien Millerd4a8b7e1999-10-27 13:42:43 +100037
Damien Miller5a6b4fe2001-12-21 14:56:54 +110038void *buffer_get_string(Buffer *, u_int *);
Ben Lindstrom16ae3d02001-07-04 04:02:36 +000039void buffer_put_string(Buffer *, const void *, u_int);
40void buffer_put_cstring(Buffer *, const char *);
Damien Millerd4a8b7e1999-10-27 13:42:43 +100041
Ben Lindstrom88aa1b42002-03-22 01:47:52 +000042#define buffer_skip_string(b) \
Darren Tucker47eede72005-03-14 23:08:12 +110043 do { u_int l = buffer_get_int(b); buffer_consume(b, l); } while (0)
Ben Lindstrom88aa1b42002-03-22 01:47:52 +000044
Darren Tucker50dbe832004-11-05 20:41:24 +110045int buffer_put_bignum_ret(Buffer *, const BIGNUM *);
46int buffer_get_bignum_ret(Buffer *, BIGNUM *);
47int buffer_put_bignum2_ret(Buffer *, const BIGNUM *);
48int buffer_get_bignum2_ret(Buffer *, BIGNUM *);
49int buffer_get_short_ret(u_short *, Buffer *);
50int buffer_get_int_ret(u_int *, Buffer *);
51int buffer_get_int64_ret(u_int64_t *, Buffer *);
52void *buffer_get_string_ret(Buffer *, u_int *);
53int buffer_get_char_ret(char *, Buffer *);
54
Damien Miller95def091999-11-25 00:26:21 +110055#endif /* BUFAUX_H */