From cfa03414886424d1dcc4ca41210c26d54204c444 Mon Sep 17 00:00:00 2001
From: Stelian Pop <stelian@popies.net>
Date: Wed, 11 Apr 2001 13:42:52 +0000
Subject: [PATCH] Fixed dumping/restoring of files ending with holes.

---
 CHANGES         |  6 +++++-
 dump/traverse.c | 15 +++++++++++++--
 restore/tape.c  |  7 ++++++-
 3 files changed, 24 insertions(+), 4 deletions(-)

diff --git a/CHANGES b/CHANGES
index 06f3d98..9eeb369 100644
--- a/CHANGES
+++ b/CHANGES
@@ -1,4 +1,4 @@
-$Id: CHANGES,v 1.110 2001/04/10 13:42:21 stelian Exp $
+$Id: CHANGES,v 1.111 2001/04/11 13:42:52 stelian Exp $
 
 Changes between versions 0.4b21 and 0.4b22 (released ????????????????)
 ======================================================================
@@ -46,6 +46,10 @@ Changes between versions 0.4b21 and 0.4b22 (released ????????????????)
 	in a single invocation of dump. Thanks to Uwe Gohlke 
 	<uwe@ugsoft.de> for implementing this option.
 
+9.	Fixed the dumping and restoring of files with holes
+	(files ending with holes didn't get dumped or restored 
+	correctly).
+
 Changes between versions 0.4b20 and 0.4b21 (released January 13, 2001)
 ======================================================================
 
diff --git a/dump/traverse.c b/dump/traverse.c
index 0ea5b96..e4cf7d3 100644
--- a/dump/traverse.c
+++ b/dump/traverse.c
@@ -41,7 +41,7 @@
 
 #ifndef lint
 static const char rcsid[] =
-	"$Id: traverse.c,v 1.32 2001/04/10 13:42:22 stelian Exp $";
+	"$Id: traverse.c,v 1.33 2001/04/11 13:42:52 stelian Exp $";
 #endif /* not lint */
 
 #include <config.h>
@@ -796,9 +796,10 @@ void
 dumpino(struct dinode *dp, dump_ino_t ino)
 {
 	unsigned long cnt;
-	fsizeT size;
+	fsizeT size, remaining;
 	char buf[TP_BSIZE];
 	struct old_bsd_inode obi;
+	int i;
 #ifdef	__linux__
 	struct block_context bc;
 #else
@@ -915,6 +916,16 @@ dumpino(struct dinode *dp, dump_ino_t ino)
 	bc.next_block = NDADDR;
 
 	ext2fs_block_iterate2(fs, (ext2_ino_t)ino, 0, NULL, dumponeblock, (void *)&bc);
+	/* deal with holes at the end of the inode */
+	remaining = i_size - bc.next_block*sblock->fs_fsize;
+	if (remaining > 0) 
+		for (i = 0; i < howmany(remaining, sblock->fs_fsize); i++) {
+			bc.buf[bc.cnt++] = 0;
+			if (bc.cnt == bc.max) {
+				blksout (bc.buf, bc.cnt, bc.ino);
+				bc.cnt = 0;
+			}
+		}
 	if (bc.cnt > 0) {
 		blksout (bc.buf, bc.cnt, bc.ino);
 	}
diff --git a/restore/tape.c b/restore/tape.c
index f434143..914db5c 100644
--- a/restore/tape.c
+++ b/restore/tape.c
@@ -46,7 +46,7 @@
 
 #ifndef lint
 static const char rcsid[] =
-	"$Id: tape.c,v 1.32 2001/04/10 12:46:53 stelian Exp $";
+	"$Id: tape.c,v 1.33 2001/04/11 13:42:52 stelian Exp $";
 #endif /* not lint */
 
 #include <config.h>
@@ -841,6 +841,11 @@ loop:
 		(*fill)((char *)buf, (size_t)(curblk * TP_BSIZE) + size);
 		last_write_was_hole = 0;
 	}
+	if (size > 0) {
+		fprintf(stderr, "Missing blocks at the end of %s, assuming hole\n", curfile.name);
+		(*skip)(clearedbuf, size);
+		last_write_was_hole = 1;
+	}
 	if (last_write_was_hole) {
 		ftruncate(ofile, origsize);
 	}
-- 
2.39.2