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[/] [s6soc/] [trunk/] [sw/] [host/] [byteswap.h] - Blame information for rev 48

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1 48 dgisselq
////////////////////////////////////////////////////////////////////////////////
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//
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// Filename:    byteswap.h
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//
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// Project:     OpenArty, an entirely open SoC based upon the Arty platform
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//
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// Purpose:     
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//
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// Creator:     Dan Gisselquist, Ph.D.
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//              Gisselquist Technology, LLC
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//
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////////////////////////////////////////////////////////////////////////////////
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//
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// Copyright (C) 2015-2016, Gisselquist Technology, LLC
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//
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// This program is free software (firmware): you can redistribute it and/or
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// modify it under the terms of  the GNU General Public License as published
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// by the Free Software Foundation, either version 3 of the License, or (at
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// your option) any later version.
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//
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// This program is distributed in the hope that it will be useful, but WITHOUT
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// ANY WARRANTY; without even the implied warranty of MERCHANTIBILITY or
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// FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
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// for more details.
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//
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// You should have received a copy of the GNU General Public License along
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// with this program.  (It's in the $(ROOT)/doc directory, run make with no
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// target there if the PDF file isn't present.)  If not, see
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// <http://www.gnu.org/licenses/> for a copy.
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//
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// License:     GPL, v3, as defined and found on www.gnu.org,
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//              http://www.gnu.org/licenses/gpl.html
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//
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//
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////////////////////////////////////////////////////////////////////////////////
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//
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//
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#ifndef BYTESWAP_H
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#define BYTESWAP_H
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#include <stdint.h>
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#if __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__
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extern  uint32_t byteswap(uint32_t v);
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extern  void    byteswapbuf(int ln, uint32_t *buf);
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#else
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#define byteswap(A)              (A)
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#define byteswapbuf(A, B)
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#endif
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extern  uint32_t buildword(const unsigned char *p);
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extern  uint32_t buildswap(const unsigned char *p);
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#endif

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