[Spice-devel] [PATCH 3/8] fix integer marshalling helpers on big endian

Christophe Fergeau cfergeau at redhat.com
Wed Aug 17 04:25:48 PDT 2011


They were trying to convert the destination pointer to an integer before
trying to dereference it. The initial conversion was meant to be a cast
to a pointer of the right size, not to an integer.
---
 common/marshaller.c |   12 ++++++------
 1 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/common/marshaller.c b/common/marshaller.c
index 73bee4b..60cdacb 100644
--- a/common/marshaller.c
+++ b/common/marshaller.c
@@ -27,12 +27,12 @@
 #ifdef WORDS_BIGENDIAN
 #define write_int8(ptr,v) (*((int8_t *)(ptr)) = v)
 #define write_uint8(ptr,v) (*((uint8_t *)(ptr)) = v)
-#define write_int16(ptr,v) (*((int16_t)(ptr)) = SPICE_BYTESWAP16((uint16_t)(v)))
-#define write_uint16(ptr,v) (*((uint16_t)(ptr)) = SPICE_BYTESWAP16((uint16_t)(v)))
-#define write_int32(ptr,v) (*((int32_t)(ptr)) = SPICE_BYTESWAP32((uint32_t)(v)))
-#define write_uint32(ptr,v) (*((uint32_t)(ptr)) = SPICE_BYTESWAP32((uint32_t)(v)))
-#define write_int64(ptr,v) (*((int64_t)(ptr)) = SPICE_BYTESWAP64((uint64_t)(v)))
-#define write_uint64(ptr,v) (*((uint64_t)(ptr)) = SPICE_BYTESWAP64((uint64_t)(v)))
+#define write_int16(ptr,v) (*((int16_t *)(ptr)) = SPICE_BYTESWAP16((uint16_t)(v)))
+#define write_uint16(ptr,v) (*((uint16_t *)(ptr)) = SPICE_BYTESWAP16((uint16_t)(v)))
+#define write_int32(ptr,v) (*((int32_t *)(ptr)) = SPICE_BYTESWAP32((uint32_t)(v)))
+#define write_uint32(ptr,v) (*((uint32_t *)(ptr)) = SPICE_BYTESWAP32((uint32_t)(v)))
+#define write_int64(ptr,v) (*((int64_t *)(ptr)) = SPICE_BYTESWAP64((uint64_t)(v)))
+#define write_uint64(ptr,v) (*((uint64_t *)(ptr)) = SPICE_BYTESWAP64((uint64_t)(v)))
 #else
 #define write_int8(ptr,v) (*((int8_t *)(ptr)) = v)
 #define write_uint8(ptr,v) (*((uint8_t *)(ptr)) = v)
-- 
1.7.6



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