/*- * Copyright (c) 2012 The University of Oslo * Copyright (c) 2012-2016 Dag-Erling Smørgrav * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. The name of the author may not be used to endorse or promote * products derived from this software without specific prior written * permission. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. */ #ifndef CRYB_BITWISE_H_INCLUDED #define CRYB_BITWISE_H_INCLUDED #ifndef CRYB_TO #include <cryb/to.h> #endif CRYB_BEGIN #define CRYB_ROL_ROR(N) \ static inline uint##N##_t rol##N(uint##N##_t i, int n) \ { \ return (i << n | i >> (N - n)); \ } \ static inline uint##N##_t ror##N(uint##N##_t i, int n) \ { \ return (i << (N - n) | i >> n); \ } CRYB_ROL_ROR(8); CRYB_ROL_ROR(16); CRYB_ROL_ROR(32); CRYB_ROL_ROR(64); #undef CRYB_ROL_ROR CRYB_END #endif