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stm32_wpan_common.h
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1 /**
2  ******************************************************************************
3  * @file stm32_wpan_common.h
4  * @author MCD Application Team
5  * @brief Common file to utilities
6  ******************************************************************************
7  * @attention
8  *
9  * <h2><center>&copy; Copyright (c) 2018 STMicroelectronics.
10  * All rights reserved.</center></h2>
11  *
12  * This software component is licensed by ST under BSD 3-Clause license,
13  * the "License"; You may not use this file except in compliance with the
14  * License. You may obtain a copy of the License at:
15  * opensource.org/licenses/BSD-3-Clause
16  *
17  ******************************************************************************
18  */
19 
20 
21 /* Define to prevent recursive inclusion -------------------------------------*/
22 #ifndef __STM32_WPAN_COMMON_H
23 #define __STM32_WPAN_COMMON_H
24 
25 #ifdef __cplusplus
26 extern "C" {
27 #endif
28 
29 #include <stdint.h>
30 #include <string.h>
31 #include <stdio.h>
32 #include <stdlib.h>
33 #include <stdarg.h>
34 #include "cmsis_compiler.h"
35 
36  /* -------------------------------- *
37  * Basic definitions *
38  * -------------------------------- */
39 
40 #undef NULL
41 #define NULL 0U
42 
43 #undef FALSE
44 #define FALSE 0U
45 
46 #undef TRUE
47 #define TRUE (!0U)
48 
49  /* -------------------------------- *
50  * Critical Section definition *
51  * -------------------------------- */
52 #undef BACKUP_PRIMASK
53 #define BACKUP_PRIMASK() uint32_t primask_bit= __get_PRIMASK()
54 
55 #undef DISABLE_IRQ
56 #define DISABLE_IRQ() __disable_irq()
57 
58 #undef RESTORE_PRIMASK
59 #define RESTORE_PRIMASK() __set_PRIMASK(primask_bit)
60 
61  /* -------------------------------- *
62  * Macro delimiters *
63  * -------------------------------- */
64 #undef M_BEGIN
65 #define M_BEGIN do {
66 
67 #undef M_END
68 #define M_END } while(0)
69 
70  /* -------------------------------- *
71  * Some useful macro definitions *
72  * -------------------------------- */
73 #undef MAX
74 #define MAX(a, b) (((a) > (b)) ? (a) : (b))
75 
76 #undef MIN
77 #define MIN(a, b) (((a) < (b)) ? (a) : (b))
78 
79 #undef MODINC
80 #define MODINC( a, m ) M_BEGIN (a)++; if ((a)>=(m)) (a)=0; M_END
81 
82 #undef MODDEC
83 #define MODDEC( a, m ) M_BEGIN if ((a)==0) (a)=(m); (a)--; M_END
84 
85 #undef MODADD
86 #define MODADD( a, b, m ) M_BEGIN (a)+=(b); if ((a)>=(m)) (a)-=(m); M_END
87 
88 #undef MODSUB
89 #define MODSUB( a, b, m ) MODADD( a, (m)-(b), m )
90 
91 #undef ALIGN
92 #ifdef WIN32
93 #define ALIGN(n)
94 #else
95 #define ALIGN(n) __attribute__((aligned(n)))
96 #endif
97 
98 #undef PAUSE
99 #define PAUSE( t ) M_BEGIN \
100  volatile int _i; \
101  for ( _i = t; _i > 0; _i -- ); \
102  M_END
103 #undef DIVF
104 #define DIVF( x, y ) ((x)/(y))
105 
106 #undef DIVC
107 #define DIVC( x, y ) (((x)+(y)-1)/(y))
108 
109 #undef DIVR
110 #define DIVR( x, y ) (((x)+((y)/2))/(y))
111 
112 #undef SHRR
113 #define SHRR( x, n ) ((((x)>>((n)-1))+1)>>1)
114 
115 #undef BITN
116 #define BITN( w, n ) (((w)[(n)/32] >> ((n)%32)) & 1)
117 
118 #undef BITNSET
119 #define BITNSET( w, n, b ) M_BEGIN (w)[(n)/32] |= ((U32)(b))<<((n)%32); M_END
120 
121 /* -------------------------------- *
122  * Section attribute *
123  * -------------------------------- */
124 #undef PLACE_IN_SECTION
125 #define PLACE_IN_SECTION( __x__ ) __attribute__((section (__x__)))
126 
127 /* ----------------------------------- *
128  * Packed usage (compiler dependent) *
129  * ----------------------------------- */
130 #undef PACKED__
131 #undef PACKED_STRUCT
132 
133 #if defined ( __CC_ARM )
134  #if defined (__ARMCC_VERSION) && (__ARMCC_VERSION >= 6010050U)
135  #define PACKED__ __attribute__((packed))
136  #define PACKED_STRUCT struct PACKED__
137  #else
138  #define PACKED__(TYPE) __packed TYPE
139  #define PACKED_STRUCT PACKED__(struct)
140  #endif
141 #elif defined ( __GNUC__ )
142  #define PACKED__ __attribute__((packed))
143  #define PACKED_STRUCT struct PACKED__
144 #elif defined (__ICCARM__)
145  #define PACKED_STRUCT __packed struct
146 #else
147  #define PACKED_STRUCT __packed struct
148 #endif
149 
150 #ifdef __cplusplus
151 }
152 #endif
153 
154 #endif /*__STM32_WPAN_COMMON_H */
155 
156 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
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