// // byteorder.h // // mt32-pi - A baremetal MIDI synthesizer for Raspberry Pi // Copyright (C) 2020-2023 Dale Whinham // // This file is part of mt32-pi. // // mt32-pi is free software: you can redistribute it and/or modify it under the // terms of the GNU General Public License as published by the Free Software // Foundation, either version 3 of the License, or (at your option) any later // version. // // mt32-pi is distributed in the hope that it will be useful, but WITHOUT ANY // WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS // FOR A PARTICULAR PURPOSE. See the GNU General Public License for more // details. // // You should have received a copy of the GNU General Public License along with // mt32-pi. If not, see . // #ifndef _byteorder_h #define _byteorder_h #if __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__ #define htons(VALUE) (VALUE) #define htonl(VALUE) (VALUE) #define htonll(VALUE) (VALUE) #define ntohs(VALUE) (VALUE) #define ntohl(VALUE) (VALUE) #define ntohll(VALUE) (VALUE) #else #define htons(VALUE) __builtin_bswap16(VALUE) #define htonl(VALUE) __builtin_bswap32(VALUE) #define htonll(VALUE) __builtin_bswap64(VALUE) #define ntohs(VALUE) __builtin_bswap16(VALUE) #define ntohl(VALUE) __builtin_bswap32(VALUE) #define ntohll(VALUE) __builtin_bswap64(VALUE) #endif #endif