Changes in uspace/srv/fs/fat/fat_fat.h [5f116e7:991f645] in mainline

File:

• uspace/srv/fs/fat/fat_fat.h (modified) (1 diff)

uspace/srv/fs/fat/fat_fat.h

@@ -59 +59 @@
 typedef uint16_t fat_cluster_t;
 
-#define fat_clusters_get(bs, dh, fc) \
-    fat_cluster_walk((bs), (dh), (fc), NULL, (uint16_t) -1)
-extern uint16_t fat_cluster_walk(struct fat_bs *, dev_handle_t, fat_cluster_t,
-    fat_cluster_t *, uint16_t);
+#define fat_clusters_get(numc, bs, dh, fc) \
+    fat_cluster_walk((bs), (dh), (fc), NULL, (numc), (uint16_t) -1)
+extern int fat_cluster_walk(struct fat_bs *, devmap_handle_t, fat_cluster_t,
+    fat_cluster_t *, uint16_t *, uint16_t);
 
-#define fat_block_get(bs, np, bn, flags) \
-    _fat_block_get((bs), (np)->idx->dev_handle, (np)->firstc, (bn), (flags))
+extern int fat_block_get(block_t **, struct fat_bs *, struct fat_node *,
+    aoff64_t, int);
+extern int _fat_block_get(block_t **, struct fat_bs *, devmap_handle_t,
+    fat_cluster_t, fat_cluster_t *, aoff64_t, int);
 
-extern struct block *_fat_block_get(struct fat_bs *, dev_handle_t,
-    fat_cluster_t, bn_t, int);
-  
-extern void fat_append_clusters(struct fat_bs *, struct fat_node *,
+extern int fat_append_clusters(struct fat_bs *, struct fat_node *,
+    fat_cluster_t, fat_cluster_t);
+extern int fat_chop_clusters(struct fat_bs *, struct fat_node *,
     fat_cluster_t);
-extern void fat_chop_clusters(struct fat_bs *, struct fat_node *,
-    fat_cluster_t);
-extern int fat_alloc_clusters(struct fat_bs *, dev_handle_t, unsigned,
+extern int fat_alloc_clusters(struct fat_bs *, devmap_handle_t, unsigned,
     fat_cluster_t *, fat_cluster_t *);
-extern void fat_free_clusters(struct fat_bs *, dev_handle_t, fat_cluster_t);
-extern void fat_alloc_shadow_clusters(struct fat_bs *, dev_handle_t,
+extern int fat_free_clusters(struct fat_bs *, devmap_handle_t, fat_cluster_t);
+extern int fat_alloc_shadow_clusters(struct fat_bs *, devmap_handle_t,
     fat_cluster_t *, unsigned);
-extern fat_cluster_t fat_get_cluster(struct fat_bs *, dev_handle_t, fat_cluster_t);
-extern void fat_set_cluster(struct fat_bs *, dev_handle_t, unsigned,
+extern int fat_get_cluster(struct fat_bs *, devmap_handle_t, unsigned,
+    fat_cluster_t, fat_cluster_t *);
+extern int fat_set_cluster(struct fat_bs *, devmap_handle_t, unsigned,
     fat_cluster_t, fat_cluster_t);
-extern void fat_fill_gap(struct fat_bs *, struct fat_node *, fat_cluster_t,
-    off_t);
-extern void fat_zero_cluster(struct fat_bs *, dev_handle_t, fat_cluster_t);
+extern int fat_fill_gap(struct fat_bs *, struct fat_node *, fat_cluster_t,
+    aoff64_t);
+extern int fat_zero_cluster(struct fat_bs *, devmap_handle_t, fat_cluster_t);
+extern int fat_sanity_check(struct fat_bs *, devmap_handle_t);
 
 #endif