/* Data block. */
#ifndef _BLOCK_H
#define _BLOCK_H
#include "dir.h"
#define DIRECTORY_BLOCK 1 /* directory block */
#define INDIRECT_BLOCK 2 /* pointer block */
typedef struct {
union {
char b__data[BLOCK_SIZE]; /* ordinary user data */
direct_t b__dir[NR_DIR_ENTRIES]; /* directory block */
directex_t b__direx[NR_DIR_ENTRIES_EX]; /* extended directory block */
zone1_t b__v1_ind[V1_INDIRECTS]; /* V1 indirect block */
zone_t b__v2_ind[V2_INDIRECTS]; /* V2 indirect block */
d1_inode_t b__v1_ino[V1_INODES_PER_BLOCK]; /* V1 inode block */
d2_inode_t b__v2_ino[V2_INODES_PER_BLOCK]; /* V2 inode block */
} b;
block_num_t b_blocknr; /* number of block */
char b_count; /* number of users of this block */
} block_t;
extern block_t* work_block;
#endif /* _BLOCK_H */