int is_windows_drive(const char *filename);
#endif
+struct DriveInfo;
+
+typedef struct BlockConf {
+ struct DriveInfo *dinfo;
+ uint16_t physical_block_size;
+ uint16_t min_io_size;
+ uint32_t opt_io_size;
+} BlockConf;
+
+static inline unsigned int get_physical_block_exp(BlockConf *conf)
+{
+ unsigned int exp = 0, size;
+
+ for (size = conf->physical_block_size; size > 512; size >>= 1) {
+ exp++;
+ }
+
+ return exp;
+}
+
+#define DEFINE_BLOCK_PROPERTIES(_state, _conf) \
+ DEFINE_PROP_DRIVE("drive", _state, _conf.dinfo), \
+ DEFINE_PROP_UINT16("physical_block_size", _state, \
+ _conf.physical_block_size, 512), \
+ DEFINE_PROP_UINT16("min_io_size", _state, _conf.min_io_size, 512), \
+ DEFINE_PROP_UINT32("opt_io_size", _state, _conf.opt_io_size, 512)
+
#endif /* BLOCK_INT_H */