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authorTheo de Raadt <deraadt@cvs.openbsd.org>1996-04-24 11:09:01 +0000
committerTheo de Raadt <deraadt@cvs.openbsd.org>1996-04-24 11:09:01 +0000
commit6bbb90fd25d2dcd7a4acdc8969a442fd71b98a06 (patch)
treeda1eb150bc647bb89c88e694d8714e5193738055 /sys/arch/arm32/include/endian.h
parent00287be7e84692788588bfeb60508f1022602abb (diff)
Initial import of arm32 port
Diffstat (limited to 'sys/arch/arm32/include/endian.h')
-rw-r--r--sys/arch/arm32/include/endian.h78
1 files changed, 78 insertions, 0 deletions
diff --git a/sys/arch/arm32/include/endian.h b/sys/arch/arm32/include/endian.h
new file mode 100644
index 00000000000..a7eb2a40665
--- /dev/null
+++ b/sys/arch/arm32/include/endian.h
@@ -0,0 +1,78 @@
+/* $NetBSD: endian.h,v 1.2 1996/03/14 23:11:10 mark Exp $ */
+
+/*
+ * Copyright (c) 1987, 1991 Regents of the University of California.
+ * 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. All advertising materials mentioning features or use of this software
+ * must display the following acknowledgement:
+ * This product includes software developed by the University of
+ * California, Berkeley and its contributors.
+ * 4. Neither the name of the University nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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.
+ *
+ * from: @(#)endian.h 7.8 (Berkeley) 4/3/91
+ */
+
+#ifndef _MACHINE_ENDIAN_H_
+#define _MACHINE_ENDIAN_H_
+
+/*
+ * Define the order of 32-bit words in 64-bit words.
+ */
+#define _QUAD_HIGHWORD 1
+#define _QUAD_LOWWORD 0
+
+
+#ifndef _POSIX_SOURCE
+/*
+ * Definitions for byte order, according to byte significance from low
+ * address to high.
+ */
+#define LITTLE_ENDIAN 1234 /* LSB first: i386, vax */
+#define BIG_ENDIAN 4321 /* MSB first: 68000, ibm, net */
+#define PDP_ENDIAN 3412 /* LSB first in word, MSW first in long */
+
+#define BYTE_ORDER LITTLE_ENDIAN
+
+#include <sys/cdefs.h>
+
+__BEGIN_DECLS
+unsigned long htonl __P((unsigned long));
+unsigned short htons __P((unsigned short));
+unsigned long ntohl __P((unsigned long));
+unsigned short ntohs __P((unsigned short));
+__END_DECLS
+
+/*
+ * Macros for network/external number representation conversion.
+ */
+#define NTOHL(x) (x) = ntohl((unsigned long)(x))
+#define NTOHS(x) (x) = ntohs((unsigned short)(x))
+#define HTONL(x) (x) = htonl((unsigned long)(x))
+#define HTONS(x) (x) = htons((unsigned short)(x))
+
+#endif /* _POSIX_SOURCE */
+
+#endif /* _MACHINE_ENDIAN_H_ */