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libnbd/SOURCES/0002-dump-Visually-separate...

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From ec947323528725fcf12b5b9ba32b02d36dbd9621 Mon Sep 17 00:00:00 2001
From: "Richard W.M. Jones" <rjones@redhat.com>
Date: Thu, 30 Jun 2022 21:09:39 +0100
Subject: [PATCH] dump: Visually separate columns 0-7 and 8-15
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
Before:
0000090000: 68 65 72 65 20 77 65 20 61 72 65 00 68 65 72 65 │...
0000090010: 20 77 65 20 61 72 65 00 68 65 72 65 20 77 65 20 │...
0000090020: 61 72 65 00 68 65 72 65 20 77 65 20 61 72 65 00 │...
After:
0000090000: 68 65 72 65 20 77 65 20 61 72 65 00 68 65 72 65 │...
0000090010: 20 77 65 20 61 72 65 00 68 65 72 65 20 77 65 20 │...
0000090020: 61 72 65 00 68 65 72 65 20 77 65 20 61 72 65 00 │...
Updates: commit c4107b9a40d6451630dcccf1bf6596c8e56420be
(cherry picked from commit 315a637d3eae003c1d84eb1b88a7b47b534f1e80)
---
dump/dump-data.sh | 22 +++++++++++-----------
dump/dump-empty-qcow2.sh | 4 ++--
dump/dump-pattern.sh | 38 +++++++++++++++++++-------------------
dump/dump.c | 5 ++++-
4 files changed, 36 insertions(+), 33 deletions(-)
diff --git a/dump/dump-data.sh b/dump/dump-data.sh
index 23d09da..955cd3b 100755
--- a/dump/dump-data.sh
+++ b/dump/dump-data.sh
@@ -37,21 +37,21 @@ nbdkit -U - data data='
cat $output
-if [ "$(cat $output)" != '0000000000: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 |................|
+if [ "$(cat $output)" != '0000000000: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 |................|
*
-0000008000: 01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 |................|
-0000008010: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 |................|
+0000008000: 01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 |................|
+0000008010: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 |................|
*
-000000fff0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 68 |...............h|
-0000010000: 65 6c 6c 6f 2c 20 77 6f 72 6c 64 21 00 00 00 00 |ello, world!....|
-0000010010: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 |................|
+000000fff0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 68 |...............h|
+0000010000: 65 6c 6c 6f 2c 20 77 6f 72 6c 64 21 00 00 00 00 |ello, world!....|
+0000010010: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 |................|
*
-00010ffff0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 73 70 |..............sp|
-0001100000: 61 6e 6e 69 6e 67 20 62 75 66 66 65 72 20 62 6f |anning buffer bo|
-0001100010: 75 6e 64 61 72 79 00 00 00 00 00 00 00 00 00 00 |undary..........|
-0001100020: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 |................|
+00010ffff0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 73 70 |..............sp|
+0001100000: 61 6e 6e 69 6e 67 20 62 75 66 66 65 72 20 62 6f |anning buffer bo|
+0001100010: 75 6e 64 61 72 79 00 00 00 00 00 00 00 00 00 00 |undary..........|
+0001100020: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 |................|
*
-0001312d00: 00 |. |' ]; then
+0001312d00: 00 |. |' ]; then
echo "$0: unexpected output from nbddump command"
exit 1
fi
diff --git a/dump/dump-empty-qcow2.sh b/dump/dump-empty-qcow2.sh
index c9e583b..472b6eb 100755
--- a/dump/dump-empty-qcow2.sh
+++ b/dump/dump-empty-qcow2.sh
@@ -38,9 +38,9 @@ qemu-img create -f qcow2 $file $size
nbddump -- [ $QEMU_NBD -r -f qcow2 $file ] > $output
cat $output
-if [ "$(cat $output)" != '0000000000: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 |................|
+if [ "$(cat $output)" != '0000000000: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 |................|
*
-003ffffff0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 |................|' ]; then
+003ffffff0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 |................|' ]; then
echo "$0: unexpected output from nbddump command"
exit 1
fi
diff --git a/dump/dump-pattern.sh b/dump/dump-pattern.sh
index e4016a8..d512b77 100755
--- a/dump/dump-pattern.sh
+++ b/dump/dump-pattern.sh
@@ -32,25 +32,25 @@ nbdkit -U - pattern size=299 --run 'nbddump "$uri"' > $output
cat $output
-if [ "$(cat $output)" != '0000000000: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 08 |................|
-0000000010: 00 00 00 00 00 00 00 10 00 00 00 00 00 00 00 18 |................|
-0000000020: 00 00 00 00 00 00 00 20 00 00 00 00 00 00 00 28 |....... .......(|
-0000000030: 00 00 00 00 00 00 00 30 00 00 00 00 00 00 00 38 |.......0.......8|
-0000000040: 00 00 00 00 00 00 00 40 00 00 00 00 00 00 00 48 |.......@.......H|
-0000000050: 00 00 00 00 00 00 00 50 00 00 00 00 00 00 00 58 |.......P.......X|
-0000000060: 00 00 00 00 00 00 00 60 00 00 00 00 00 00 00 68 |.......`.......h|
-0000000070: 00 00 00 00 00 00 00 70 00 00 00 00 00 00 00 78 |.......p.......x|
-0000000080: 00 00 00 00 00 00 00 80 00 00 00 00 00 00 00 88 |................|
-0000000090: 00 00 00 00 00 00 00 90 00 00 00 00 00 00 00 98 |................|
-00000000a0: 00 00 00 00 00 00 00 a0 00 00 00 00 00 00 00 a8 |................|
-00000000b0: 00 00 00 00 00 00 00 b0 00 00 00 00 00 00 00 b8 |................|
-00000000c0: 00 00 00 00 00 00 00 c0 00 00 00 00 00 00 00 c8 |................|
-00000000d0: 00 00 00 00 00 00 00 d0 00 00 00 00 00 00 00 d8 |................|
-00000000e0: 00 00 00 00 00 00 00 e0 00 00 00 00 00 00 00 e8 |................|
-00000000f0: 00 00 00 00 00 00 00 f0 00 00 00 00 00 00 00 f8 |................|
-0000000100: 00 00 00 00 00 00 01 00 00 00 00 00 00 00 01 08 |................|
-0000000110: 00 00 00 00 00 00 01 10 00 00 00 00 00 00 01 18 |................|
-0000000120: 00 00 00 00 00 00 01 20 00 00 00 |....... ... |' ]; then
+if [ "$(cat $output)" != '0000000000: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 08 |................|
+0000000010: 00 00 00 00 00 00 00 10 00 00 00 00 00 00 00 18 |................|
+0000000020: 00 00 00 00 00 00 00 20 00 00 00 00 00 00 00 28 |....... .......(|
+0000000030: 00 00 00 00 00 00 00 30 00 00 00 00 00 00 00 38 |.......0.......8|
+0000000040: 00 00 00 00 00 00 00 40 00 00 00 00 00 00 00 48 |.......@.......H|
+0000000050: 00 00 00 00 00 00 00 50 00 00 00 00 00 00 00 58 |.......P.......X|
+0000000060: 00 00 00 00 00 00 00 60 00 00 00 00 00 00 00 68 |.......`.......h|
+0000000070: 00 00 00 00 00 00 00 70 00 00 00 00 00 00 00 78 |.......p.......x|
+0000000080: 00 00 00 00 00 00 00 80 00 00 00 00 00 00 00 88 |................|
+0000000090: 00 00 00 00 00 00 00 90 00 00 00 00 00 00 00 98 |................|
+00000000a0: 00 00 00 00 00 00 00 a0 00 00 00 00 00 00 00 a8 |................|
+00000000b0: 00 00 00 00 00 00 00 b0 00 00 00 00 00 00 00 b8 |................|
+00000000c0: 00 00 00 00 00 00 00 c0 00 00 00 00 00 00 00 c8 |................|
+00000000d0: 00 00 00 00 00 00 00 d0 00 00 00 00 00 00 00 d8 |................|
+00000000e0: 00 00 00 00 00 00 00 e0 00 00 00 00 00 00 00 e8 |................|
+00000000f0: 00 00 00 00 00 00 00 f0 00 00 00 00 00 00 00 f8 |................|
+0000000100: 00 00 00 00 00 00 01 00 00 00 00 00 00 00 01 08 |................|
+0000000110: 00 00 00 00 00 00 01 10 00 00 00 00 00 00 01 18 |................|
+0000000120: 00 00 00 00 00 00 01 20 00 00 00 |....... ... |' ]; then
echo "$0: unexpected output from nbddump command"
exit 1
fi
diff --git a/dump/dump.c b/dump/dump.c
index 76af04c..7818f1f 100644
--- a/dump/dump.c
+++ b/dump/dump.c
@@ -429,10 +429,13 @@ do_dump (void)
else
ansi_grey ();
printf ("%02x ", buffer[j]);
+ if ((j - i) == 7) printf (" ");
}
ansi_grey ();
- for (; j < i+16; ++j)
+ for (; j < i+16; ++j) {
printf (" ");
+ if ((j - i) == 7) printf (" ");
+ }
/* Print the ASCII codes. */
printf ("%s", pipe);
--
2.31.1
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