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authormarha <marha@users.sourceforge.net>2013-11-04 12:08:23 +0100
committermarha <marha@users.sourceforge.net>2013-11-04 12:08:23 +0100
commit31fd4c5654595a4763e492e4ec26f66ca3a8a405 (patch)
tree8d6b249c93725e838676e26af171a167f6f20903 /xorg-server/include/misc.h
parente4ef724e06621be9325fc41ed886fd404467fdc0 (diff)
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libxtrans fontconfig mesa xserver pixman xkbcomp git update 4 nov 2013
xserver commit 33c85beed521c9db140cadd8c5aa9992398ee1fe xkbcomp commit e3e6e938535532bfad175c1635256ab7fb3ac943 pixman commit 8cbc7da4e525c96a8e089e4c1baee75dc8315218 libxtrans commit 1fb0fd555a16dd8fce4abc6d3fd22b315f46762a fontconfig commit 767108aa1327cf0156dfc6f024dbc8fb783ae067 mesa commit 2f896627175384fd5943f21804700a155ba4e8a0
Diffstat (limited to 'xorg-server/include/misc.h')
-rw-r--r--xorg-server/include/misc.h29
1 files changed, 29 insertions, 0 deletions
diff --git a/xorg-server/include/misc.h b/xorg-server/include/misc.h
index 0c67f11fe..17de71041 100644
--- a/xorg-server/include/misc.h
+++ b/xorg-server/include/misc.h
@@ -305,6 +305,35 @@ __builtin_constant_p(int x)
}
#endif
+/* byte swap a 64-bit value */
+static inline void
+swap_uint64(uint64_t *x)
+{
+ char n;
+
+ n = ((char *) x)[0];
+ ((char *) x)[0] = ((char *) x)[7];
+ ((char *) x)[7] = n;
+
+ n = ((char *) x)[1];
+ ((char *) x)[1] = ((char *) x)[6];
+ ((char *) x)[6] = n;
+
+ n = ((char *) x)[2];
+ ((char *) x)[2] = ((char *) x)[5];
+ ((char *) x)[5] = n;
+
+ n = ((char *) x)[3];
+ ((char *) x)[3] = ((char *) x)[4];
+ ((char *) x)[4] = n;
+}
+
+#define swapll(x) do { \
+ if (sizeof(*(x)) != 8) \
+ wrong_size(); \
+ swap_uint64((uint64_t *)(x)); \
+ } while (0)
+
/* byte swap a 32-bit value */
static inline void
swap_uint32(uint32_t * x)