Patchwork [1/2] bswap.h: add cpu_to_be64wu()

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Submitter Aurelien Jarno
Date Jan. 1, 2011, 8:50 p.m.
Message ID <1293915034-26391-1-git-send-email-aurelien@aurel32.net>
Download mbox | patch
Permalink /patch/77152/
State New
Headers show

Comments

Aurelien Jarno - Jan. 1, 2011, 8:50 p.m.
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
---
 bswap.h |   15 +++++++++++++++
 1 files changed, 15 insertions(+), 0 deletions(-)

Patch

diff --git a/bswap.h b/bswap.h
index 20caae6..82a7951 100644
--- a/bswap.h
+++ b/bswap.h
@@ -144,6 +144,7 @@  CPU_CONVERT(le, 64, uint64_t)
 
 #define cpu_to_be16wu(p, v) cpu_to_be16w(p, v)
 #define cpu_to_be32wu(p, v) cpu_to_be32w(p, v)
+#define cpu_to_be64wu(p, v) cpu_to_be64w(p, v)
 
 #else
 
@@ -201,6 +202,20 @@  static inline void cpu_to_be32wu(uint32_t *p, uint32_t v)
     p1[3] = v & 0xff;
 }
 
+static inline void cpu_to_be64wu(uint64_t *p, uint64_t v)
+{
+    uint8_t *p1 = (uint8_t *)p;
+
+    p1[0] = v >> 56;
+    p1[1] = v >> 48;
+    p1[2] = v >> 40;
+    p1[3] = v >> 32;
+    p1[4] = v >> 24;
+    p1[5] = v >> 16;
+    p1[6] = v >> 8;
+    p1[7] = v & 0xff;
+}
+
 #endif
 
 #ifdef HOST_WORDS_BIGENDIAN