floats in big-endian format. Mixed-endian
systems (different layout for ints and floats)
are currently not supported.
+PB_NO_PACKED_STRUCTS Disable packed structs. Increases RAM usage but
+ is necessary on some platforms that do not
+ support unaligned memory access.
PB_ENABLE_MALLOC Set this to enable dynamic allocation support
in the decoder.
PB_MAX_REQUIRED_FIELDS Maximum number of required fields to check for
* stores the most-significant byte first. */
/* #define __BIG_ENDIAN__ 1 */
+/* Define this if your CPU / compiler combination does not support
+ * unaligned memory access to packed structures. */
+/* #define PB_NO_PACKED_STRUCTS 1 */
+
/* Increase the number of required fields that are tracked.
* A compiler warning will tell if you need this. */
/* #define PB_MAX_REQUIRED_FIELDS 256 */
/* Macro for defining packed structures (compiler dependent).
* This just reduces memory requirements, but is not required.
*/
-#if defined(__GNUC__) || defined(__clang__)
+#if defined(PB_NO_PACKED_STRUCTS)
+ /* Disable struct packing */
+# define PB_PACKED_STRUCT_START
+# define PB_PACKED_STRUCT_END
+# define pb_packed
+#elif defined(__GNUC__) || defined(__clang__)
/* For GCC and clang */
# define PB_PACKED_STRUCT_START
# define PB_PACKED_STRUCT_END