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-rw-r--r--fs/jffs2/compr.h44
1 files changed, 22 insertions, 22 deletions
diff --git a/fs/jffs2/compr.h b/fs/jffs2/compr.h
index 68cc7010dbdf..1070275da58f 100644
--- a/fs/jffs2/compr.h
+++ b/fs/jffs2/compr.h
@@ -2,7 +2,7 @@
2 * JFFS2 -- Journalling Flash File System, Version 2. 2 * JFFS2 -- Journalling Flash File System, Version 2.
3 * 3 *
4 * Copyright © 2004 Ferenc Havasi <havasi@inf.u-szeged.hu>, 4 * Copyright © 2004 Ferenc Havasi <havasi@inf.u-szeged.hu>,
5 * University of Szeged, Hungary 5 * University of Szeged, Hungary
6 * 6 *
7 * For licensing information, see the file 'LICENCE' in this directory. 7 * For licensing information, see the file 'LICENCE' in this directory.
8 * 8 *
@@ -32,29 +32,29 @@
32#define JFFS2_ZLIB_PRIORITY 60 32#define JFFS2_ZLIB_PRIORITY 60
33 33
34#define JFFS2_RUBINMIPS_DISABLED /* RUBINs will be used only */ 34#define JFFS2_RUBINMIPS_DISABLED /* RUBINs will be used only */
35#define JFFS2_DYNRUBIN_DISABLED /* for decompression */ 35#define JFFS2_DYNRUBIN_DISABLED /* for decompression */
36 36
37#define JFFS2_COMPR_MODE_NONE 0 37#define JFFS2_COMPR_MODE_NONE 0
38#define JFFS2_COMPR_MODE_PRIORITY 1 38#define JFFS2_COMPR_MODE_PRIORITY 1
39#define JFFS2_COMPR_MODE_SIZE 2 39#define JFFS2_COMPR_MODE_SIZE 2
40 40
41struct jffs2_compressor { 41struct jffs2_compressor {
42 struct list_head list; 42 struct list_head list;
43 int priority; /* used by prirority comr. mode */ 43 int priority; /* used by prirority comr. mode */
44 char *name; 44 char *name;
45 char compr; /* JFFS2_COMPR_XXX */ 45 char compr; /* JFFS2_COMPR_XXX */
46 int (*compress)(unsigned char *data_in, unsigned char *cpage_out, 46 int (*compress)(unsigned char *data_in, unsigned char *cpage_out,
47 uint32_t *srclen, uint32_t *destlen, void *model); 47 uint32_t *srclen, uint32_t *destlen, void *model);
48 int (*decompress)(unsigned char *cdata_in, unsigned char *data_out, 48 int (*decompress)(unsigned char *cdata_in, unsigned char *data_out,
49 uint32_t cdatalen, uint32_t datalen, void *model); 49 uint32_t cdatalen, uint32_t datalen, void *model);
50 int usecount; 50 int usecount;
51 int disabled; /* if seted the compressor won't compress */ 51 int disabled; /* if set the compressor won't compress */
52 unsigned char *compr_buf; /* used by size compr. mode */ 52 unsigned char *compr_buf; /* used by size compr. mode */
53 uint32_t compr_buf_size; /* used by size compr. mode */ 53 uint32_t compr_buf_size; /* used by size compr. mode */
54 uint32_t stat_compr_orig_size; 54 uint32_t stat_compr_orig_size;
55 uint32_t stat_compr_new_size; 55 uint32_t stat_compr_new_size;
56 uint32_t stat_compr_blocks; 56 uint32_t stat_compr_blocks;
57 uint32_t stat_decompr_blocks; 57 uint32_t stat_decompr_blocks;
58}; 58};
59 59
60int jffs2_register_compressor(struct jffs2_compressor *comp); 60int jffs2_register_compressor(struct jffs2_compressor *comp);
@@ -64,12 +64,12 @@ int jffs2_compressors_init(void);
64int jffs2_compressors_exit(void); 64int jffs2_compressors_exit(void);
65 65
66uint16_t jffs2_compress(struct jffs2_sb_info *c, struct jffs2_inode_info *f, 66uint16_t jffs2_compress(struct jffs2_sb_info *c, struct jffs2_inode_info *f,
67 unsigned char *data_in, unsigned char **cpage_out, 67 unsigned char *data_in, unsigned char **cpage_out,
68 uint32_t *datalen, uint32_t *cdatalen); 68 uint32_t *datalen, uint32_t *cdatalen);
69 69
70int jffs2_decompress(struct jffs2_sb_info *c, struct jffs2_inode_info *f, 70int jffs2_decompress(struct jffs2_sb_info *c, struct jffs2_inode_info *f,
71 uint16_t comprtype, unsigned char *cdata_in, 71 uint16_t comprtype, unsigned char *cdata_in,
72 unsigned char *data_out, uint32_t cdatalen, uint32_t datalen); 72 unsigned char *data_out, uint32_t cdatalen, uint32_t datalen);
73 73
74void jffs2_free_comprbuf(unsigned char *comprbuf, unsigned char *orig); 74void jffs2_free_comprbuf(unsigned char *comprbuf, unsigned char *orig);
75 75