Jared Hulbert wrote:
+#define AXFS_GET_BYTETABLE_VAL(desc,index) \
+ axfs_bytetable_stitch(((struct axfs_region_desc)(desc)).table_byte_depth,\
+ (u8 *)((struct axfs_region_desc)(desc)).virt_addr, index)
+
+#define AXFS_GET_NODE_TYPE(sbi,node_index) \
+ AXFS_GET_BYTETABLE_VAL(((struct axfs_super *)(sbi))->node_type,\
+ (node_index))
+
+#define AXFS_GET_NODE_INDEX(sbi,node__index) \
+ AXFS_GET_BYTETABLE_VAL(((struct axfs_super *)(sbi))->node_index,\
+ (node__index))
+
+#define AXFS_IS_NODE_XIP(sbi,node_index) \
+ (AXFS_GET_NODE_TYPE(sbi, (node_index)) == XIP)
+
+#define AXFS_GET_CNODE_INDEX(sbi,node_index) \
+ AXFS_GET_BYTETABLE_VAL(((struct axfs_super *)(sbi))->cnode_index,\
+ (node_index))
+
+#define AXFS_GET_CNODE_OFFSET(desc,node_index) \
+ AXFS_GET_BYTETABLE_VAL(((struct axfs_super *)(sbi))->cnode_offset,\
+ (node_index))
+
+#define AXFS_GET_BANODE_OFFSET(desc,node_index) \
+ AXFS_GET_BYTETABLE_VAL(((struct axfs_super *)(sbi))->banode_offset,\
+ (node_index))
+
+#define AXFS_GET_CBLOCK_OFFSET(desc,node_index) \
+ AXFS_GET_BYTETABLE_VAL(((struct axfs_super *)(sbi))->cblock_offset,\
+ (node_index))
+
+#define AXFS_GET_INODE_FILE_SIZE(sbi,inode_index) \
+ AXFS_GET_BYTETABLE_VAL(((struct axfs_super *)(sbi))->inode_file_size,\
+ (inode_index))
+
+#define AXFS_GET_INODE_NAME_OFFSET(sbi,inode_index) \
+ AXFS_GET_BYTETABLE_VAL(((struct axfs_super *)(sbi))->inode_name_offset,\
+ (inode_index))
+
+#define AXFS_GET_INODE_NUM_ENTRIES(sbi,inode_index) \
+ AXFS_GET_BYTETABLE_VAL(((struct axfs_super *)(sbi))->inode_num_entries,\
+ (inode_index))
+
+#define AXFS_GET_INODE_MODE_INDEX(sbi,inode_index) \
+ AXFS_GET_BYTETABLE_VAL(((struct axfs_super *)(sbi))->inode_mode_index,\
+ (inode_index))
+
+#define AXFS_GET_INODE_ARRAY_INDEX(sbi,inode_index) \
+ AXFS_GET_BYTETABLE_VAL(((struct axfs_super *)(sbi))->inode_array_index,\
+ (inode_index))
+
+#define AXFS_GET_MODE(sbi,mode_index) \
+ AXFS_GET_BYTETABLE_VAL(((struct axfs_super *)(sbi))->modes,\
+ (AXFS_GET_INODE_MODE_INDEX(sbi, (mode_index))))
+
+#define AXFS_GET_UID(sbi,mode_index) \
+ AXFS_GET_BYTETABLE_VAL(((struct axfs_super *)(sbi))->uids,\
+ (AXFS_GET_INODE_MODE_INDEX(sbi, (mode_index))))
+
+#define AXFS_GET_GID(sbi,mode_index) \
+ AXFS_GET_BYTETABLE_VAL(((struct axfs_super *)(sbi))->gids,\
+ (AXFS_GET_INODE_MODE_INDEX(sbi, (mode_index))))
+
+#define AXFS_IS_REGION_COMPRESSED(_region) \
+ (( \
+ ((struct axfs_region_desc *)(_region))->compressed_size > \
+ 0 \
+ ) ? TRUE : FALSE)
+
+#define AXFS_PHYSADDR_IS_VALID(sbi) \
+ (((((struct axfs_super *)(sbi))->phys_start_addr) > 0 \
+ ) ? TRUE : FALSE)
+
+#define AXFS_VIRTADDR_IS_VALID(sbi) \
+ (((((struct axfs_super *)(sbi))->virt_start_addr) > 0 \
+ ) ? TRUE : FALSE)
+
+#define AXFS_IS_IOMEM(sbi) \
+ (((((struct axfs_super *)(sbi))->iomem_size) > 0) ? TRUE : FALSE)
+
+#define AXFS_IS_POINTED(sbi) \
+ (((((struct axfs_super *)(sbi))->mtd_pointed) > 0) ? TRUE : FALSE)
+
+#define AXFS_IS_PHYSMEM(sbi) \
+ (( \
+ AXFS_PHYSADDR_IS_VALID(sbi) \
+ && !AXFS_IS_IOMEM(sbi) \
+ && !AXFS_IS_POINTED(sbi) \
+ ) ? TRUE : FALSE)
+
+#define AXFS_IS_MMAPABLE(sbi,offset) \
+ ((\
+ (((struct axfs_super *)(sbi))->mmap_size) > (offset) \
+ ) ? TRUE : FALSE)
+
+#define AXFS_IS_OFFSET_MMAPABLE(sbi,offset) \
+ (( \
+ AXFS_IS_MMAPABLE(sbi, offset) && AXFS_VIRTADDR_IS_VALID(sbi) \
+ ) ? TRUE : FALSE)
+
+#define AXFS_IS_REGION_MMAPABLE(sbi,_region) \
+ (( \
+ AXFS_IS_MMAPABLE(sbi, ((struct axfs_region_desc *)(_region))->fsoffset) \
+ && AXFS_VIRTADDR_IS_VALID(sbi) \
+ ) ? TRUE : FALSE)
+
+#define AXFS_IS_REGION_INCORE(_region) \
+ (((_region)->incore > 0) ? TRUE : FALSE)
+
+#define AXFS_IS_REGION_XIP(sbi,_region) \
+ (( \
+ !AXFS_IS_REGION_COMPRESSED(_region) && \
+ !AXFS_IS_REGION_INCORE(_region) && \
+ AXFS_IS_REGION_MMAPABLE(sbi,_region) \
+ ) ? TRUE : FALSE)
+
+#define AXFS_GET_XIP_REGION_PHYSADDR(sbi) \
+ (unsigned long)((sbi)->phys_start_addr + (sbi)->xip.fsoffset)
+
+#define AXFS_GET_INODE_NAME(sbi,inode_index) \
+ (char *)( \
+ (sbi)->strings.virt_addr \
+ + AXFS_GET_INODE_NAME_OFFSET(sbi,inode_index) \
+ )
+
+#define AXFS_GET_CBLOCK_ADDRESS(sbi, cnode_index)\
+ (unsigned long)( \
+ (sbi)->compressed.virt_addr \
+ + AXFS_GET_CBLOCK_OFFSET(sbi, cnode_index) \
+ )
+
+#define AXFS_GET_NODE_ADDRESS(sbi,node__index) \
+ (unsigned long)( \
+ (sbi)->node_index.virt_addr \
+ + AXFS_GET_NODE_INDEX(sbi, node__index) \
+ )
+
+#define AXFS_GET_BANODE_ADDRESS(sbi,banode_index) \
+ (unsigned long)( \
+ (sbi)->byte_aligned.virt_addr \
+ + AXFS_GET_BANODE_OFFSET(sbi, banode_index) \
+ )
+
+#define AXFS_FSOFFSET_2_DEVOFFSET(sbi,fsoffset) \
+ (( \
+ ((sbi)->phys_start_addr == 0) && ((sbi)->virt_start_addr == 0) \
+ ) ? (fsoffset) : (fsoffset - (sbi)->mmap_size) \
+ )
+
+#define AXFS_GET_CBLOCK_LENGTH(sbi,cblock_index) \
+ (u64)( \
+ (u64)AXFS_GET_CBLOCK_OFFSET(sbi, ((u64)(cblock_index)+(u64)1)) \
+ - (u64)AXFS_GET_CBLOCK_OFFSET(sbi, (cblock_index)) \
+ )
+
+#ifndef TRUE
+#define TRUE 1
+#endif
+#ifndef FALSE
+#define FALSE 0
+#endif
*Shrug*. That part reads scary. Are all those casts and macros really
needed? Maybe it is worth considering to clean this up a little.
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