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-rw-r--r--src/include/btmem.h17
1 files changed, 17 insertions, 0 deletions
diff --git a/src/include/btmem.h b/src/include/btmem.h
index cfbd87f0cae..ee495c52fc8 100644
--- a/src/include/btmem.h
+++ b/src/include/btmem.h
@@ -62,6 +62,23 @@ struct __wt_page_header {
#define WT_PAGE_HEADER_SIZE 28
/*
+ * __wt_page_header_byteswap --
+ * Handle big- and little-endian transformation of a page header.
+ */
+static inline void
+__wt_page_header_byteswap(WT_PAGE_HEADER *dsk)
+{
+#ifdef WORDS_BIGENDIAN
+ dsk->recno = __wt_bswap64(dsk->recno);
+ dsk->write_gen = __wt_bswap64(dsk->write_gen);
+ dsk->mem_size = __wt_bswap32(dsk->mem_size);
+ dsk->u.entries = __wt_bswap32(dsk->u.entries);
+#else
+ WT_UNUSED(dsk);
+#endif
+}
+
+/*
* The block-manager specific information immediately follows the WT_PAGE_HEADER
* structure.
*/