linux-kernel - [PATCH] kernel: add byteorder function with alignment fixups

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Date:	Thu, 20 Mar 2008 12:41:27 -0700
From:	Harvey Harrison <harvey.harrison@...il.com>
To:	Al Viro <viro@...IV.linux.org.uk>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	LKML <linux-kernel@...r.kernel.org>,
	linux-netdev <netdev@...r.kernel.org>
Subject: [PATCH] kernel: add byteorder function with alignment fixups

Add helpers for the pattern put_unaligned(cpu_to_le32(val), (__le32 *)p)
to linux/unaligned.h

Repeat for various combinations of le/be and 64/32/16 bit.

Signed-off-by: Harvey Harrison <harvey.harrison@...il.com>
---
Applies on top of my last patch, makes it a symmetric API.

 include/linux/unaligned.h |   30 ++++++++++++++++++++++++++++++
 1 files changed, 30 insertions(+), 0 deletions(-)

diff --git a/include/linux/unaligned.h b/include/linux/unaligned.h
index 7d8fddc..c9aa286 100644
--- a/include/linux/unaligned.h
+++ b/include/linux/unaligned.h
@@ -37,6 +37,36 @@ static inline u16 be16_to_cpu_unaligned(void *p)
 	return __be16_to_cpu(get_unaligned((__be16 *)p));
 }
 
+static inline void cpu_to_le64_unaligned(u64 val, void *p)
+{
+	put_unaligned(cpu_to_le64(val), (__le64 *)p);
+}
+
+static inline void cpu_to_le32_unaligned(u32 val, void *p)
+{
+	put_unaligned(cpu_to_le32(val), (__le32 *)p);
+}
+
+static inline void cpu_to_le16_unaligned(u16 val, void *p)
+{
+	put_unaligned(cpu_to_le16(val), (__le16 *)p);
+}
+
+static inline void cpu_to_be64_unaligned(u64 val, void *p)
+{
+	put_unaligned(cpu_to_be64(val), (__be64 *)p);
+}
+
+static inline void cpu_to_be32_unaligned(u32 val, void *p)
+{
+	put_unaligned(cpu_to_be32(val), (__be32 *)p);
+}
+
+static inline void cpu_to_be16_unaligned(u16 val, void *p)
+{
+	put_unaligned(cpu_to_be16(val), (__be16 *)p);
+}
+
 #endif /* KERNEL */
 
 #endif /* _LINUX_UNALIGNED_H */
-- 
1.5.4.4.684.g0e08



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