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comparison buffer.h @ 4:fe6bca95afa7

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Makefile.in contains updated files required
author Matt Johnston <matt@ucc.asn.au>
date Tue, 01 Jun 2004 02:46:09 +0000
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children 161557a9dde8
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-1:000000000000 4:fe6bca95afa7
1 /*
2 * Dropbear - a SSH2 server
3 *
4 * Copyright (c) 2002,2003 Matt Johnston
5 * All rights reserved.
6 *
7 * Permission is hereby granted, free of charge, to any person obtaining a copy
8 * of this software and associated documentation files (the "Software"), to deal
9 * in the Software without restriction, including without limitation the rights
10 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
11 * copies of the Software, and to permit persons to whom the Software is
12 * furnished to do so, subject to the following conditions:
13 *
14 * The above copyright notice and this permission notice shall be included in
15 * all copies or substantial portions of the Software.
16 *
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
18 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
20 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
21 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
22 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
23 * SOFTWARE. */
24
25 #ifndef _BUFFER_H_
26
27 #define _BUFFER_H_
28
29 #include "includes.h"
30
31 struct buf {
32
33 unsigned char * data;
34 unsigned int len; /* the used size */
35 unsigned int pos;
36 unsigned int size; /* the memory size */
37
38 };
39
40 typedef struct buf buffer;
41
42 buffer * buf_new(unsigned int size);
43 void buf_resize(buffer *buf, unsigned int newsize);
44 void buf_free(buffer* buf);
45 void buf_burn(buffer* buf);
46 buffer* buf_newcopy(buffer* buf);
47 void buf_setlen(buffer* buf, unsigned int len);
48 void buf_incrlen(buffer* buf, unsigned int incr);
49 void buf_setpos(buffer* buf, unsigned int pos);
50 void buf_incrpos(buffer* buf, int incr); /* -ve is ok, to go backwards */
51 void buf_incrwritepos(buffer* buf, unsigned int incr);
52 unsigned char buf_getbyte(buffer* buf);
53 void buf_putbyte(buffer* buf, unsigned char val);
54 unsigned char* buf_getptr(buffer* buf, unsigned int len);
55 unsigned char* buf_getwriteptr(buffer* buf, unsigned int len);
56 unsigned char* buf_getstring(buffer* buf, unsigned int *retlen);
57 void buf_eatstring(buffer *buf);
58 void buf_putint(buffer* buf, unsigned int val);
59 void buf_putstring(buffer* buf, const unsigned char* str, unsigned int len);
60 void buf_putbytes(buffer *buf, const unsigned char *bytes, unsigned int len);
61 void buf_putmpint(buffer* buf, mp_int * mp);
62 int buf_getmpint(buffer* buf, mp_int* mp);
63 unsigned int buf_getint(buffer* buf);
64
65 #endif /* _BUFFER_H_ */