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fat: Prepare API change for files greater than 2GB

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Change the internal FAT functions to use loff_t for offsets.

Signed-off-by: Suriyan Ramasami <suriyan.r@gmail.com>
Acked-by: Simon Glass <sjg@chromium.org>
[trini: Fix fs/fat/fat.c for min3 updates]
Signed-off-by: Tom Rini <trini@ti.com>
This commit is contained in:
Suriyan Ramasami
2014-11-17 14:39:35 -08:00
committed by Tom Rini
parent 64553717bb
commit 1ad0b98a06
7 changed files with 128 additions and 100 deletions
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13
include/fat.h
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@@ -178,8 +178,8 @@ typedef struct {
typedef int (file_detectfs_func)(void);
typedef int (file_ls_func)(const char *dir);
typedef long (file_read_func)(const char *filename, void *buffer,
unsigned long maxsize);
typedef int (file_read_func)(const char *filename, void *buffer,
int maxsize);
struct filesystem {
file_detectfs_func *detect;
@@ -199,14 +199,15 @@ int file_fat_detectfs(void);
int file_fat_ls(const char *dir);
int fat_exists(const char *filename);
int fat_size(const char *filename);
long file_fat_read_at(const char *filename, unsigned long pos, void *buffer,
unsigned long maxsize);
long file_fat_read(const char *filename, void *buffer, unsigned long maxsize);
int file_fat_read_at(const char *filename, loff_t pos, void *buffer,
loff_t maxsize, loff_t *actread);
int file_fat_read(const char *filename, void *buffer, int maxsize);
const char *file_getfsname(int idx);
int fat_set_blk_dev(block_dev_desc_t *rbdd, disk_partition_t *info);
int fat_register_device(block_dev_desc_t *dev_desc, int part_no);
int file_fat_write(const char *filename, void *buffer, unsigned long maxsize);
int file_fat_write(const char *filename, void *buf, loff_t offset, loff_t len,
loff_t *actwrite);
int fat_read_file(const char *filename, void *buf, int offset, int len);
void fat_close(void);
#endif /* _FAT_H_ */