From: Christoph Hellwig <hch@sgi.com>
Date: Wed, 9 Nov 2005 05:52:56 +0000 (+0000)
Subject: add cpu_to_be* / be*_to_cpu helpers for userspace
X-Git-Tag: v2.8.0~75
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=7cfabea380c18927b235941b92efbb2215da0133;p=thirdparty%2Fxfsprogs-dev.git

add cpu_to_be* / be*_to_cpu helpers for userspace
add cpu_to_be* / be*_to_cpu helpers for userspace
---

diff --git a/include/xfs_arch.h b/include/xfs_arch.h
index f3c8b4cfe..17d5e50ca 100644
--- a/include/xfs_arch.h
+++ b/include/xfs_arch.h
@@ -40,6 +40,22 @@
 #undef XFS_NATIVE_HOST
 #endif
 
+#ifdef XFS_NATIVE_HOST
+#define cpu_to_be16(val)	((__be16)(val))
+#define cpu_to_be32(val)	((__be32)(val))
+#define cpu_to_be64(val)	((__be64)(val))
+#define be16_to_cpu(val)	((__uint16_t)(val)
+#define be32_to_cpu(val)	((__uint32_t)(val))
+#define be64_to_cpu(val)	((__uint64_t)(val))
+#else
+#define cpu_to_be16(val)	(__swab16((__uint16_t)(val)))
+#define cpu_to_be32(val)	(__swab32((__uint32_t)(val)))
+#define cpu_to_be64(val)	(__swab64((__uint64_t)(val)))
+#define be16_to_cpu(val)	(__swab16((__be16)(val)))
+#define be32_to_cpu(val)	(__swab32((__be32)(val)))
+#define be64_to_cpu(val)	(__swab64((__be64)(val)))
+#endif
+
 #endif	/* __KERNEL__ */
 
 /* do we need conversion? */