+#ifdef __CHECKER__
+/* sparse needs forcing to remove bitwise attribute from ccan/short_types */
+#define ENDIAN_CAST __attribute__((force))
+#define ENDIAN_TYPE __attribute__((bitwise))
+#else
+#define ENDIAN_CAST
+#define ENDIAN_TYPE
+#endif
+
+typedef uint64_t ENDIAN_TYPE leint64_t;
+typedef uint64_t ENDIAN_TYPE beint64_t;
+typedef uint32_t ENDIAN_TYPE leint32_t;
+typedef uint32_t ENDIAN_TYPE beint32_t;
+typedef uint16_t ENDIAN_TYPE leint16_t;
+typedef uint16_t ENDIAN_TYPE beint16_t;
+
+#if HAVE_LITTLE_ENDIAN
+/**
+ * CPU_TO_LE64 - convert a constant uint64_t value to little-endian
+ * @native: constant to convert
+ */
+#define CPU_TO_LE64(native) ((ENDIAN_CAST leint64_t)(native))
+
+/**
+ * CPU_TO_LE32 - convert a constant uint32_t value to little-endian
+ * @native: constant to convert
+ */
+#define CPU_TO_LE32(native) ((ENDIAN_CAST leint32_t)(native))
+
+/**
+ * CPU_TO_LE16 - convert a constant uint16_t value to little-endian
+ * @native: constant to convert
+ */
+#define CPU_TO_LE16(native) ((ENDIAN_CAST leint16_t)(native))
+
+/**
+ * LE64_TO_CPU - convert a little-endian uint64_t constant
+ * @le_val: little-endian constant to convert
+ */
+#define LE64_TO_CPU(le_val) ((ENDIAN_CAST uint64_t)(le_val))
+
+/**
+ * LE32_TO_CPU - convert a little-endian uint32_t constant
+ * @le_val: little-endian constant to convert
+ */
+#define LE32_TO_CPU(le_val) ((ENDIAN_CAST uint32_t)(le_val))
+
+/**
+ * LE16_TO_CPU - convert a little-endian uint16_t constant
+ * @le_val: little-endian constant to convert
+ */
+#define LE16_TO_CPU(le_val) ((ENDIAN_CAST uint16_t)(le_val))
+
+#else /* ... HAVE_BIG_ENDIAN */
+#define CPU_TO_LE64(native) ((ENDIAN_CAST leint64_t)BSWAP_64(native))
+#define CPU_TO_LE32(native) ((ENDIAN_CAST leint32_t)BSWAP_32(native))
+#define CPU_TO_LE16(native) ((ENDIAN_CAST leint16_t)BSWAP_16(native))
+#define LE64_TO_CPU(le_val) BSWAP_64((ENDIAN_CAST uint64_t)le_val)
+#define LE32_TO_CPU(le_val) BSWAP_32((ENDIAN_CAST uint32_t)le_val)
+#define LE16_TO_CPU(le_val) BSWAP_16((ENDIAN_CAST uint16_t)le_val)
+#endif /* HAVE_BIG_ENDIAN */
+
+#if HAVE_BIG_ENDIAN
+/**
+ * CPU_TO_BE64 - convert a constant uint64_t value to big-endian
+ * @native: constant to convert
+ */
+#define CPU_TO_BE64(native) ((ENDIAN_CAST beint64_t)(native))
+
+/**
+ * CPU_TO_BE32 - convert a constant uint32_t value to big-endian
+ * @native: constant to convert
+ */
+#define CPU_TO_BE32(native) ((ENDIAN_CAST beint32_t)(native))
+
+/**
+ * CPU_TO_BE16 - convert a constant uint16_t value to big-endian
+ * @native: constant to convert
+ */
+#define CPU_TO_BE16(native) ((ENDIAN_CAST beint16_t)(native))
+
+/**
+ * BE64_TO_CPU - convert a big-endian uint64_t constant
+ * @le_val: big-endian constant to convert
+ */
+#define BE64_TO_CPU(le_val) ((ENDIAN_CAST uint64_t)(le_val))
+
+/**
+ * BE32_TO_CPU - convert a big-endian uint32_t constant
+ * @le_val: big-endian constant to convert
+ */
+#define BE32_TO_CPU(le_val) ((ENDIAN_CAST uint32_t)(le_val))
+
+/**
+ * BE16_TO_CPU - convert a big-endian uint16_t constant
+ * @le_val: big-endian constant to convert
+ */
+#define BE16_TO_CPU(le_val) ((ENDIAN_CAST uint16_t)(le_val))
+
+#else /* ... HAVE_LITTLE_ENDIAN */
+#define CPU_TO_BE64(native) ((ENDIAN_CAST beint64_t)BSWAP_64(native))
+#define CPU_TO_BE32(native) ((ENDIAN_CAST beint32_t)BSWAP_32(native))
+#define CPU_TO_BE16(native) ((ENDIAN_CAST beint16_t)BSWAP_16(native))
+#define BE64_TO_CPU(le_val) BSWAP_64((ENDIAN_CAST uint64_t)le_val)
+#define BE32_TO_CPU(le_val) BSWAP_32((ENDIAN_CAST uint32_t)le_val)
+#define BE16_TO_CPU(le_val) BSWAP_16((ENDIAN_CAST uint16_t)le_val)
+#endif /* HAVE_LITTE_ENDIAN */
+
+