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rkhfwk_bittbl.h
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1 /*
2  * --------------------------------------------------------------------------
3  *
4  * Framework RKH
5  * -------------
6  *
7  * State-machine framework for reactive embedded systems
8  *
9  * Copyright (C) 2010 Leandro Francucci.
10  * All rights reserved. Protected by international copyright laws.
11  *
12  *
13  * RKH is free software: you can redistribute it and/or modify it under the
14  * terms of the GNU General Public License as published by the Free Software
15  * Foundation, either version 3 of the License, or (at your option) any
16  * later version.
17  *
18  * RKH is distributed in the hope that it will be useful, but WITHOUT ANY
19  * WARRANTY; without even the implied warranty of MERCHANTABILITY or
20  * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
21  * more details.
22  *
23  * You should have received a copy of the GNU General Public License along
24  * with RKH, see copying.txt file.
25  *
26  * Contact information:
27  * RKH web site: http://sourceforge.net/projects/rkh-reactivesys/
28  * e-mail: francuccilea@gmail.com
29  * ---------------------------------------------------------------------------
30  */
31 
39 /* -------------------------- Development history -------------------------- */
40 /*
41  * 2017.21.04 LeFr v2.4.05 Initial version
42  */
43 
44 /* -------------------------------- Authors -------------------------------- */
45 /*
46  * LeFr Leandro Francucci francuccilea@gmail.com
47  */
48 
49 /* --------------------------------- Notes --------------------------------- */
50 /* --------------------------------- Module -------------------------------- */
51 #ifndef __RKHFWK_BITTBL_H__
52 #define __RKHFWK_BITTBL_H__
53 
54 /* ----------------------------- Include files ----------------------------- */
55 #include "rkhtype.h"
56 
57 /* ---------------------- External C language linkage ---------------------- */
58 #ifdef __cplusplus
59 extern "C" {
60 #endif
61 
62 /* --------------------------------- Macros -------------------------------- */
63 /* -------------------------------- Constants ------------------------------ */
64 #define RKH_INVALID_BITPOS (rui8_t)0xff
65 
66 /* ------------------------------- Data types ------------------------------ */
67 /* -------------------------- External variables --------------------------- */
68 /* -------------------------- Function prototypes -------------------------- */
79 rui8_t rkh_bittbl_getBitMask(rui8_t bitPos);
80 
92 rui8_t rkh_bittbl_getLeastBitSetPos(rui8_t value);
93 
94 /* -------------------- External C language linkage end -------------------- */
95 #ifdef __cplusplus
96 }
97 #endif
98 
99 /* ------------------------------ Module end ------------------------------- */
100 #endif
101 
102 /* ------------------------------ End of file ------------------------------ */
rui8_t rkh_bittbl_getBitMask(rui8_t bitPos)
Get the bit mask from a bit position (from an 8-bit value).
rui8_t rkh_bittbl_getLeastBitSetPos(rui8_t value)
Used to return the bit position of the least significant bit set - a number between 0 and 7 (from an ...
Defines the data types that uses RKH.