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This commit is contained in:
Tim Riker
2006-01-25 00:08:53 +00:00
parent f64ff682a3
commit c1ef7bdd8d
254 changed files with 2002 additions and 2002 deletions
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42
e2fsprogs/ext2fs/fileio.c
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@@ -1,6 +1,6 @@
/*
* fileio.c --- Simple file I/O routines
*
*
* Copyright (C) 1997 Theodore Ts'o.
*
* %Begin-Header%
@@ -20,14 +20,14 @@
struct ext2_file {
errcode_t magic;
ext2_filsys fs;
ext2_filsys fs;
ext2_ino_t ino;
struct ext2_inode inode;
int flags;
int flags;
__u64 pos;
blk_t blockno;
blk_t physblock;
char *buf;
char *buf;
};
#define BMAP_BUFFER (file->buf + fs->blocksize)
@@ -36,7 +36,7 @@ errcode_t ext2fs_file_open2(ext2_filsys fs, ext2_ino_t ino,
struct ext2_inode *inode,
int flags, ext2_file_t *ret)
{
ext2_file_t file;
ext2_file_t file;
errcode_t retval;
/*
@@ -50,7 +50,7 @@ errcode_t ext2fs_file_open2(ext2_filsys fs, ext2_ino_t ino,
retval = ext2fs_get_mem(sizeof(struct ext2_file), &file);
if (retval)
return retval;
memset(file, 0, sizeof(struct ext2_file));
file->magic = EXT2_ET_MAGIC_EXT2_FILE;
file->fs = fs;
@@ -64,14 +64,14 @@ errcode_t ext2fs_file_open2(ext2_filsys fs, ext2_ino_t ino,
if (retval)
goto fail;
}
retval = ext2fs_get_mem(fs->blocksize * 3, &file->buf);
if (retval)
goto fail;
*ret = file;
return 0;
fail:
if (file->buf)
ext2fs_free_mem(&file->buf);
@@ -103,7 +103,7 @@ errcode_t ext2fs_file_flush(ext2_file_t file)
{
errcode_t retval;
ext2_filsys fs;
EXT2_CHECK_MAGIC(file, EXT2_ET_MAGIC_EXT2_FILE);
fs = file->fs;
@@ -176,7 +176,7 @@ static errcode_t load_buffer(ext2_file_t file, int dontfill)
if (!dontfill) {
if (file->physblock) {
retval = io_channel_read_blk(fs->io,
file->physblock,
file->physblock,
1, file->buf);
if (retval)
return retval;
@@ -187,16 +187,16 @@ static errcode_t load_buffer(ext2_file_t file, int dontfill)
}
return 0;
}
errcode_t ext2fs_file_close(ext2_file_t file)
{
errcode_t retval;
EXT2_CHECK_MAGIC(file, EXT2_ET_MAGIC_EXT2_FILE);
retval = ext2fs_file_flush(file);
if (file->buf)
ext2fs_free_mem(&file->buf);
ext2fs_free_mem(&file);
@@ -232,14 +232,14 @@ errcode_t ext2fs_file_read(ext2_file_t file, void *buf,
left = EXT2_I_SIZE(&file->inode) - file->pos ;
if (c > left)
c = left;
memcpy(ptr, file->buf+start, c);
file->pos += c;
ptr += c;
count += c;
wanted -= c;
}
fail:
if (got)
*got = count;
@@ -265,7 +265,7 @@ errcode_t ext2fs_file_write(ext2_file_t file, const void *buf,
retval = sync_buffer_position(file);
if (retval)
goto fail;
start = file->pos % fs->blocksize;
c = fs->blocksize - start;
if (c > nbytes)
@@ -286,7 +286,7 @@ errcode_t ext2fs_file_write(ext2_file_t file, const void *buf,
count += c;
nbytes -= c;
}
fail:
if (written)
*written = count;
@@ -318,7 +318,7 @@ errcode_t ext2fs_file_lseek(ext2_file_t file, ext2_off_t offset,
{
__u64 loffset, ret_loffset;
errcode_t retval;
loffset = offset;
retval = ext2fs_file_llseek(file, loffset, whence, &ret_loffset);
if (ret_pos)
@@ -354,14 +354,14 @@ ext2_off_t ext2fs_file_get_size(ext2_file_t file)
/*
* This function sets the size of the file, truncating it if necessary
*
*
* XXX still need to call truncate
*/
errcode_t ext2fs_file_set_size(ext2_file_t file, ext2_off_t size)
{
errcode_t retval;
EXT2_CHECK_MAGIC(file, EXT2_ET_MAGIC_EXT2_FILE);
file->inode.i_size = size;
file->inode.i_size_high = 0;
if (file->ino) {
@@ -370,7 +370,7 @@ errcode_t ext2fs_file_set_size(ext2_file_t file, ext2_off_t size)
return retval;
}
/*
/*
* XXX truncate inode if necessary
*/