X-Git-Url: http://git.osdn.net/view?a=blobdiff_plain;f=ext4_utils%2Fallocate.h;h=4a733d00adf54200193d4430a7536bf4f66d53b9;hb=9458a99b0c69dd65facc6ef975218848e8b1f0b6;hp=5c26792cd439309fb97a2785b46a04ed4cb1426a;hpb=e5871841f26c13f5aba2ca9f67b381ab7d4bd9ce;p=android-x86%2Fsystem-extras.git

diff --git a/ext4_utils/allocate.h b/ext4_utils/allocate.h
index 5c26792c..4a733d00 100644
--- a/ext4_utils/allocate.h
+++ b/ext4_utils/allocate.h
@@ -5,7 +5,7 @@
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
  *
- *      http://www.apache.org/licenses/LICENSE-2.0
+ *	  http://www.apache.org/licenses/LICENSE-2.0
  *
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
@@ -21,7 +21,13 @@
 
 #include "ext4_utils.h"
 
-struct region;
+struct region {
+	u32 block;
+	u32 len;
+	int bg;
+	struct region *next;
+	struct region *prev;
+};
 
 struct region_list {
 	struct region *first;
@@ -37,6 +43,24 @@ struct block_allocation {
 	struct block_allocation* next;
 };
 
+struct block_group_info {
+	u32 first_block;
+	int header_blocks;
+	int data_blocks_used;
+	int has_superblock;
+	u8 *bitmaps;
+	u8 *block_bitmap;
+	u8 *inode_bitmap;
+	u8 *inode_table;
+	u32 free_blocks;
+	u32 free_inodes;
+	u32 first_free_inode;
+	u16 flags;
+	u16 used_dirs;
+	int chunk_count;
+	int max_chunk_count;
+	struct region *chunks;
+};
 
 void block_allocator_init();
 void block_allocator_free();
@@ -69,6 +93,9 @@ void append_region(struct block_allocation *alloc,
 	u32 block, u32 len, int bg);
 struct block_allocation *create_allocation();
 int append_oob_allocation(struct block_allocation *alloc, u32 len);
-void print_blocks(FILE* f, struct block_allocation *alloc);
-
+void region_list_append(struct region_list *list, struct region *reg);
+void region_list_merge(struct region_list *list1, struct region_list *list2);
+void print_blocks(FILE* f, struct block_allocation *alloc, char separator);
+void reserve_bg_chunk(int bg, u32 start_block, u32 size);
+int reserve_blocks_for_allocation(struct block_allocation *alloc);
 #endif