| Jeff Thompson | 86b6d64 | 2013-10-17 15:01:56 -0700 | [diff] [blame] | 1 | // ndnboost/detail/bitmask.hpp ------------------------------------------------// |
| 2 | |
| 3 | // Copyright Beman Dawes 2006 |
| 4 | |
| 5 | // Distributed under the Boost Software License, Version 1.0 |
| 6 | // http://www.boost.org/LICENSE_1_0.txt |
| 7 | |
| 8 | // Usage: enum foo { a=1, b=2, c=4 }; |
| 9 | // NDNBOOST_BITMASK( foo ); |
| 10 | // |
| 11 | // void f( foo arg ); |
| 12 | // ... |
| 13 | // f( a | c ); |
| 14 | |
| 15 | #ifndef NDNBOOST_BITMASK_HPP |
| 16 | #define NDNBOOST_BITMASK_HPP |
| 17 | |
| 18 | #include <ndnboost/cstdint.hpp> |
| 19 | |
| 20 | #define NDNBOOST_BITMASK(Bitmask) \ |
| 21 | \ |
| 22 | inline Bitmask operator| (Bitmask x , Bitmask y ) \ |
| 23 | { return static_cast<Bitmask>( static_cast<ndnboost::int_least32_t>(x) \ |
| 24 | | static_cast<ndnboost::int_least32_t>(y)); } \ |
| 25 | \ |
| 26 | inline Bitmask operator& (Bitmask x , Bitmask y ) \ |
| 27 | { return static_cast<Bitmask>( static_cast<ndnboost::int_least32_t>(x) \ |
| 28 | & static_cast<ndnboost::int_least32_t>(y)); } \ |
| 29 | \ |
| 30 | inline Bitmask operator^ (Bitmask x , Bitmask y ) \ |
| 31 | { return static_cast<Bitmask>( static_cast<ndnboost::int_least32_t>(x) \ |
| 32 | ^ static_cast<ndnboost::int_least32_t>(y)); } \ |
| 33 | \ |
| 34 | inline Bitmask operator~ (Bitmask x ) \ |
| 35 | { return static_cast<Bitmask>(~static_cast<ndnboost::int_least32_t>(x)); } \ |
| 36 | \ |
| 37 | inline Bitmask & operator&=(Bitmask & x , Bitmask y) \ |
| 38 | { x = x & y ; return x ; } \ |
| 39 | \ |
| 40 | inline Bitmask & operator|=(Bitmask & x , Bitmask y) \ |
| 41 | { x = x | y ; return x ; } \ |
| 42 | \ |
| 43 | inline Bitmask & operator^=(Bitmask & x , Bitmask y) \ |
| 44 | { x = x ^ y ; return x ; } |
| 45 | |
| 46 | #endif // NDNBOOST_BITMASK_HPP |
| 47 | |