Changeset 6c8d267 in mainline for uspace/lib/libblock

Timestamp:

2008-11-09T14:12:20Z (17 years ago)

Author:

Jakub Jermar <jakub@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

913a821c

Parents:

24d6efc

Message:

Simplify the fat_cluster_walk() interface.
Introduce the bn_t type for holding block offsets.

Location:

uspace/lib/libblock

Files:

• libblock.c (modified) (1 diff)
• libblock.h (modified) (3 diffs)

uspace/lib/libblock/libblock.c

@@ -300 +300 @@
  * @return                      Block structure.
  */
-block_t *block_get(dev_handle_t dev_handle, off_t boff)
+block_t *block_get(dev_handle_t dev_handle, bn_t boff)
 {
         devcon_t *devcon;

uspace/lib/libblock/libblock.h

@@ -45 +45 @@
 #include <libadt/list.h>
 
+typedef unsigned bn_t;  /**< Block number type. */
+
 typedef struct block {
         /** Futex protecting the reference count. */
@@ -57 +59 @@
         dev_handle_t dev_handle;
         /** Block offset on the block device. Counted in 'size'-byte blocks. */
-        off_t boff;
+        bn_t boff;
         /** Size of the block. */
         size_t size;
@@ -76 +78 @@
 extern int block_cache_init(dev_handle_t, size_t, unsigned);
 
-extern block_t *block_get(dev_handle_t, off_t);
+extern block_t *block_get(dev_handle_t, bn_t);
 extern void block_put(block_t *);