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