.TH DIFF-DD 5

.SH NAME
diff-dd \- the file formats

.SH DESCRIPTION
This manual page describes the current and the previous formats of \%diff-dd\:
differential images.

.SS Format v1
.I s
is a sector size in bytes specified by the user on the command line when the
image was being created.
.I s
is greater or equal 1.

.I i
is an index of data in a differential image starting from 0.

The offsets are 64-bit little-endian.

.TS
tab(;) allbox;
l l l
l l l
l l l
l l l
l l l
l s s
l l l.
T{
.B Offset (bytes)
T};T{
.B Size (bytes)
T};T{
.B Description
T}
.\"
0;8;Offset of data 0 in the output file
8;T{
.I s
T};Data 0
.\"
T{
8 +
.I s
T};8;Offset of data 1 in the output file
T{
16 +
.I s
T};T{
.I s
T};Data 1
.\"
\[char46]\[char46]\[char46]
T{
(8 +
.I s
) *
.I i
T};8;T{
Offset of data
.I i
in the output file
T}
T{
(8 +
.I s
) *
.I i
+ 8
T};T{
.I s
T};T{
Data
.I i
T}
.TE