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1 | /* -*-c-*- |
2 | * |
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3 | * $Id: tx.h,v 1.2 1997/08/04 10:24:26 mdw Exp $ |
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4 | * |
5 | * Transfer for keys and other large integers |
6 | * |
7 | * (c) 1997 Mark Wooding |
8 | */ |
9 | |
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10 | /*----- Licensing notice --------------------------------------------------* |
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11 | * |
12 | * This file is part of `become' |
13 | * |
14 | * `Become' is free software; you can redistribute it and/or modify |
15 | * it under the terms of the GNU General Public License as published by |
16 | * the Free Software Foundation; either version 2 of the License, or |
17 | * (at your option) any later version. |
18 | * |
19 | * `Become' is distributed in the hope that it will be useful, |
20 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
21 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
22 | * GNU General Public License for more details. |
23 | * |
24 | * You should have received a copy of the GNU General Public License |
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25 | * along with `become'; if not, write to the Free Software Foundation, |
26 | * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
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27 | */ |
28 | |
29 | /*----- Revision history --------------------------------------------------* |
30 | * |
31 | * $Log: tx.h,v $ |
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32 | * Revision 1.2 1997/08/04 10:24:26 mdw |
33 | * Sources placed under CVS control. |
34 | * |
35 | * Revision 1.1 1997/07/21 13:47:43 mdw |
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36 | * Initial revision |
37 | * |
38 | */ |
39 | |
40 | #ifndef TX_H |
41 | #define TX_H |
42 | |
43 | #ifdef __cplusplus |
44 | extern "C" { |
45 | #endif |
46 | |
47 | /*----- Required headers --------------------------------------------------*/ |
48 | |
49 | #include <stddef.h> |
50 | |
51 | /*----- Functions provided ------------------------------------------------*/ |
52 | |
53 | /* --- @tx_getBits@ --- * |
54 | * |
55 | * Arguments: @unsigned char *k@ = pointer to key array to unpack into |
56 | * @size_t sz@ = number of bits to read (elements in array) |
57 | * @FILE *fp@ = stream to read from |
58 | * |
59 | * Returns: --- |
60 | * |
61 | * Use: Reads a number of bits into an array. The least significant |
62 | * bits of the final word are cleared to zero. |
63 | */ |
64 | |
65 | extern void tx_getBits(unsigned char */*k*/, size_t /*sz*/, FILE */*fp*/); |
66 | |
67 | /* --- @tx_putBits@ --- * |
68 | * |
69 | * Arguments: @unsigned char *k@ = pointer to key block |
70 | * @size_t sz@ = number of bits to write |
71 | * @FILE *fp@ = pointer to stream to write on |
72 | * |
73 | * Returns: --- |
74 | * |
75 | * Use: Complements @tx_getBits@ above. Writes a number of bits |
76 | * to a file in an easy-to-read and transportable format (hex!) |
77 | */ |
78 | |
79 | extern void tx_putBits(unsigned char */*k*/, size_t /*sz*/, FILE */*fp*/); |
80 | |
81 | /*----- That's all, folks -------------------------------------------------*/ |
82 | |
83 | #ifdef __cplusplus |
84 | } |
85 | #endif |
86 | |
87 | #endif |