65 lines
1.7 KiB
Diff
65 lines
1.7 KiB
Diff
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From c6d6237819037168a6923ac080e348e54615422c Mon Sep 17 00:00:00 2001
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From: Vladimir Zapolskiy <vzapolskiy@gmail.com>
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Date: Tue, 1 Jun 2010 23:22:57 +0400
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Subject: [PATCH] endian.h: add BSD convertions between big/little-endian byte order
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This patch adds support for convertion of values between host and
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big-/little-endian byte order.
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Signed-off-by: Vladimir Zapolskiy <vzapolskiy@gmail.com>
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Signed-off-by: Bernhard Reutner-Fischer <rep.dot.nop@gmail.com>
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---
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include/endian.h | 38 ++++++++++++++++++++++++++++++++++++++
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1 files changed, 38 insertions(+), 0 deletions(-)
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diff --git a/include/endian.h b/include/endian.h
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index 2f7bce1..0ba7384 100644
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--- a/include/endian.h
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+++ b/include/endian.h
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@@ -55,4 +55,42 @@
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# define __LONG_LONG_PAIR(HI, LO) HI, LO
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#endif
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+
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+#ifdef __USE_BSD
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+/* Conversion interfaces. */
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+# include <byteswap.h>
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+
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+# if __BYTE_ORDER == __LITTLE_ENDIAN
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+# define htobe16(x) __bswap_16 (x)
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+# define htole16(x) (x)
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+# define be16toh(x) __bswap_16 (x)
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+# define le16toh(x) (x)
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+
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+# define htobe32(x) __bswap_32 (x)
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+# define htole32(x) (x)
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+# define be32toh(x) __bswap_32 (x)
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+# define le32toh(x) (x)
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+
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+# define htobe64(x) __bswap_64 (x)
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+# define htole64(x) (x)
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+# define be64toh(x) __bswap_64 (x)
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+# define le64toh(x) (x)
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+# else
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+# define htobe16(x) (x)
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+# define htole16(x) __bswap_16 (x)
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+# define be16toh(x) (x)
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+# define le16toh(x) __bswap_16 (x)
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+
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+# define htobe32(x) (x)
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+# define htole32(x) __bswap_32 (x)
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+# define be32toh(x) (x)
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+# define le32toh(x) __bswap_32 (x)
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+
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+# define htobe64(x) (x)
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+# define htole64(x) __bswap_64 (x)
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+# define be64toh(x) (x)
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+# define le64toh(x) __bswap_64 (x)
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+# endif
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+#endif
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+
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#endif /* endian.h */
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--
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1.7.3.4
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