Goran Mahovlic / nRF51822_BLE_MIDI

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Dependents:   BLE_MIDI

Fork of nRF51822 by Nordic Semiconductor

common/binary.h@374:d57070489710, 2015-07-06 (annotated)

Committer:
rgrover1
Date:
Mon Jul 06 10:21:01 2015 +0100
Revision:
374:d57070489710
Synchronized with git rev 3d87035e

Author: Rohit Grover

fix #16: hide duplicate symbol definitions in ble_types.h

Who changed what in which revision?

UserRevisionLine numberNew contents of line
rgrover1 374:d57070489710 1 /**************************************************************************/
rgrover1 374:d57070489710 2 /*!
rgrover1 374:d57070489710 3 @file binary.h
rgrover1 374:d57070489710 4 @author hathach (tinyusb.org)
rgrover1 374:d57070489710 5
rgrover1 374:d57070489710 6 @section LICENSE
rgrover1 374:d57070489710 7
rgrover1 374:d57070489710 8 Software License Agreement (BSD License)
rgrover1 374:d57070489710 9
rgrover1 374:d57070489710 10 Copyright (c) 2013, K. Townsend (microBuilder.eu)
rgrover1 374:d57070489710 11 All rights reserved.
rgrover1 374:d57070489710 12
rgrover1 374:d57070489710 13 Redistribution and use in source and binary forms, with or without
rgrover1 374:d57070489710 14 modification, are permitted provided that the following conditions are met:
rgrover1 374:d57070489710 15 1. Redistributions of source code must retain the above copyright
rgrover1 374:d57070489710 16 notice, this list of conditions and the following disclaimer.
rgrover1 374:d57070489710 17 2. Redistributions in binary form must reproduce the above copyright
rgrover1 374:d57070489710 18 notice, this list of conditions and the following disclaimer in the
rgrover1 374:d57070489710 19 documentation and/or other materials provided with the distribution.
rgrover1 374:d57070489710 20 3. Neither the name of the copyright holders nor the
rgrover1 374:d57070489710 21 names of its contributors may be used to endorse or promote products
rgrover1 374:d57070489710 22 derived from this software without specific prior written permission.
rgrover1 374:d57070489710 23
rgrover1 374:d57070489710 24 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ''AS IS'' AND ANY
rgrover1 374:d57070489710 25 EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
rgrover1 374:d57070489710 26 WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
rgrover1 374:d57070489710 27 DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE FOR ANY
rgrover1 374:d57070489710 28 DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
rgrover1 374:d57070489710 29 INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
rgrover1 374:d57070489710 30 LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION HOWEVER CAUSED AND
rgrover1 374:d57070489710 31 ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
rgrover1 374:d57070489710 32 INCLUDING NEGLIGENCE OR OTHERWISE ARISING IN ANY WAY OUT OF THE USE OF THIS
rgrover1 374:d57070489710 33 SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
rgrover1 374:d57070489710 34 */
rgrover1 374:d57070489710 35 /**************************************************************************/
rgrover1 374:d57070489710 36
rgrover1 374:d57070489710 37 /** \ingroup TBD
rgrover1 374:d57070489710 38 * \defgroup TBD
rgrover1 374:d57070489710 39 * \brief TBD
rgrover1 374:d57070489710 40 *
rgrover1 374:d57070489710 41 * @{
rgrover1 374:d57070489710 42 */
rgrover1 374:d57070489710 43
rgrover1 374:d57070489710 44 #ifndef _BINARY_H_
rgrover1 374:d57070489710 45 #define _BINARY_H_
rgrover1 374:d57070489710 46
rgrover1 374:d57070489710 47 #ifdef __cplusplus
rgrover1 374:d57070489710 48 extern "C" {
rgrover1 374:d57070489710 49 #endif
rgrover1 374:d57070489710 50
rgrover1 374:d57070489710 51 /// n-th Bit
rgrover1 374:d57070489710 52 #define BIT(n) (1 << (n))
rgrover1 374:d57070489710 53
rgrover1 374:d57070489710 54 /// set n-th bit of x to 1
rgrover1 374:d57070489710 55 #define BIT_SET(x, n) ( (x) | BIT(n) )
rgrover1 374:d57070489710 56
rgrover1 374:d57070489710 57 /// clear n-th bit of x
rgrover1 374:d57070489710 58 #define BIT_CLR(x, n) ( (x) & (~BIT(n)) )
rgrover1 374:d57070489710 59
rgrover1 374:d57070489710 60 /// test n-th bit of x
rgrover1 374:d57070489710 61 #define BIT_TEST(x, n) ( (x) & BIT(n) )
rgrover1 374:d57070489710 62
rgrover1 374:d57070489710 63 #if defined(__GNUC__) && !defined(__CC_ARM) // keil does not support binary format
rgrover1 374:d57070489710 64
rgrover1 374:d57070489710 65 #define BIN8(x) ((uint8_t) (0b##x))
rgrover1 374:d57070489710 66 #define BIN16(b1, b2) ((uint16_t) (0b##b1##b2))
rgrover1 374:d57070489710 67 #define BIN32(b1, b2, b3, b4) ((uint32_t) (0b##b1##b2##b3##b4))
rgrover1 374:d57070489710 68
rgrover1 374:d57070489710 69 #else
rgrover1 374:d57070489710 70
rgrover1 374:d57070489710 71 // internal macro of B8, B16, B32
rgrover1 374:d57070489710 72 #define _B8__(x) (((x&0x0000000FUL)?1:0) \
rgrover1 374:d57070489710 73 +((x&0x000000F0UL)?2:0) \
rgrover1 374:d57070489710 74 +((x&0x00000F00UL)?4:0) \
rgrover1 374:d57070489710 75 +((x&0x0000F000UL)?8:0) \
rgrover1 374:d57070489710 76 +((x&0x000F0000UL)?16:0) \
rgrover1 374:d57070489710 77 +((x&0x00F00000UL)?32:0) \
rgrover1 374:d57070489710 78 +((x&0x0F000000UL)?64:0) \
rgrover1 374:d57070489710 79 +((x&0xF0000000UL)?128:0))
rgrover1 374:d57070489710 80
rgrover1 374:d57070489710 81 #define BIN8(d) ((uint8_t) _B8__(0x##d##UL))
rgrover1 374:d57070489710 82 #define BIN16(dmsb,dlsb) (((uint16_t)BIN8(dmsb)<<8) + BIN8(dlsb))
rgrover1 374:d57070489710 83 #define BIN32(dmsb,db2,db3,dlsb) \
rgrover1 374:d57070489710 84 (((uint32_t)BIN8(dmsb)<<24) \
rgrover1 374:d57070489710 85 + ((uint32_t)BIN8(db2)<<16) \
rgrover1 374:d57070489710 86 + ((uint32_t)BIN8(db3)<<8) \
rgrover1 374:d57070489710 87 + BIN8(dlsb))
rgrover1 374:d57070489710 88 #endif
rgrover1 374:d57070489710 89
rgrover1 374:d57070489710 90 #ifdef __cplusplus
rgrover1 374:d57070489710 91 }
rgrover1 374:d57070489710 92 #endif
rgrover1 374:d57070489710 93
rgrover1 374:d57070489710 94 #endif /* _BINARY_H_ */
rgrover1 374:d57070489710 95
rgrover1 374:d57070489710 96 /** @} */