EmbeddedPkg: Rectify file modes

[mirror_edk2.git] / EmbeddedPkg / Library / FdtLib / fdt_strerror.c

/*\r
 * libfdt - Flat Device Tree manipulation\r
 * Copyright (C) 2006 David Gibson, IBM Corporation.\r
 *\r
 * libfdt is dual licensed: you can use it either under the terms of\r
 * the GPL, or the BSD license, at your option.\r
 *\r
 *  a) This library is free software; you can redistribute it and/or\r
 *     modify it under the terms of the GNU General Public License as\r
 *     published by the Free Software Foundation; either version 2 of the\r
 *     License, or (at your option) any later version.\r
 *\r
 *     This library is distributed in the hope that it will be useful,\r
 *     but WITHOUT ANY WARRANTY; without even the implied warranty of\r
 *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the\r
 *     GNU General Public License for more details.\r
 *\r
 *     You should have received a copy of the GNU General Public\r
 *     License along with this library; if not, write to the Free\r
 *     Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,\r
 *     MA 02110-1301 USA\r
 *\r
 * Alternatively,\r
 *\r
 *  b) Redistribution and use in source and binary forms, with or\r
 *     without modification, are permitted provided that the following\r
 *     conditions are met:\r
 *\r
 *     1. Redistributions of source code must retain the above\r
 *        copyright notice, this list of conditions and the following\r
 *        disclaimer.\r
 *     2. Redistributions in binary form must reproduce the above\r
 *        copyright notice, this list of conditions and the following\r
 *        disclaimer in the documentation and/or other materials\r
 *        provided with the distribution.\r
 *\r
 *     THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND\r
 *     CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,\r
 *     INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF\r
 *     MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE\r
 *     DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR\r
 *     CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,\r
 *     SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT\r
 *     NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;\r
 *     LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)\r
 *     HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN\r
 *     CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR\r
 *     OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,\r
 *     EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.\r
 */\r
#include "libfdt_env.h"\r
\r
#include <fdt.h>\r
#include <libfdt.h>\r
\r
#include "libfdt_internal.h"\r
\r
struct fdt_errtabent {\r
	const char *str;\r
};\r
\r
#define FDT_ERRTABENT(val) \\r
	[(val)] = { .str = #val, }\r
\r
static struct fdt_errtabent fdt_errtable[] = {\r
	FDT_ERRTABENT(FDT_ERR_NOTFOUND),\r
	FDT_ERRTABENT(FDT_ERR_EXISTS),\r
	FDT_ERRTABENT(FDT_ERR_NOSPACE),\r
\r
	FDT_ERRTABENT(FDT_ERR_BADOFFSET),\r
	FDT_ERRTABENT(FDT_ERR_BADPATH),\r
	FDT_ERRTABENT(FDT_ERR_BADSTATE),\r
\r
	FDT_ERRTABENT(FDT_ERR_TRUNCATED),\r
	FDT_ERRTABENT(FDT_ERR_BADMAGIC),\r
	FDT_ERRTABENT(FDT_ERR_BADVERSION),\r
	FDT_ERRTABENT(FDT_ERR_BADSTRUCTURE),\r
	FDT_ERRTABENT(FDT_ERR_BADLAYOUT),\r
};\r
#define FDT_ERRTABSIZE	(sizeof(fdt_errtable) / sizeof(fdt_errtable[0]))\r
\r
const char *fdt_strerror(int errval)\r
{\r
	if (errval > 0)\r
		return "<valid offset/length>";\r
	else if (errval == 0)\r
		return "<no error>";\r
	else if (errval > -FDT_ERRTABSIZE) {\r
		const char *s = fdt_errtable[-errval].str;\r
\r
		if (s)\r
			return s;\r
	}\r
\r
	return "<unknown error>";\r
}\r