Initial revision

This commit is contained in:
François Pinard
1994-11-16 02:47:40 +00:00
parent d5740ff9e8
commit 4900f08359

View File

@@ -1,7 +1,7 @@
/* Read files directly from the fast file system
Copyright (C) 1992 Free Software Foundation
This file is part of GNU Tar.
This file is part of GNU Tar.
GNU Tar is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License as
@@ -18,40 +18,5 @@
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
dev_t lastdev;
ino_t lastino;
struct dinode ino;
struct fs fs;
off_t offset;
int device_fd;
int *sindir, *dindir, *tindir;
int sindirblk, dindirblk, tindirblk;
read_raw_file (fd, buf, len)
int fd;
char *buf;
int len;
{
struct stat st;
off_t ntoread;
int log_blkno, phys_blkno;
fstat (fd, &st);
if (st.st_dev != lastdev)
new_device (st.st_dev);
if (st.st_ino != lastino)
new_inode (st.st_ino);
/* Only read single blocks at a time */
if (len > fs.fs_bsize)
len = fs.fs_bsize;
/* Prune to the length of the file */
if (offset + len > ino.di_size)
len = ino.di_size - offset;
log_blkno = lblkno (&fs, blkno);