write bytes given as hex sequences into a file at a given offset, with sfk setbytes for Windows, Mac OS X and Linux.
sfk setbytes filename offset [data] [data2] [...]sfk ... +setbytes filename offset
write binary or text data into a target file at an offset.
data can be given as a series of byte blocks each
starting with 0x or as plain text. all data parameters
are joined into one long byte block which cannot be
larger than 100000 bytes.
-dump create a hexdump of the changed output.
by default only the input is shown.
-spat support slash patterns like foo\tbar.
type "sfk help pat" for details.
-repeat=n repeat the next data n times.
accepts binary chain input.
see alsosfk hexdump show binary file contents
sfk partcopy copy part of a file
web referencehttp://stahlworks.com/sfk-setbytesexamplessfk setbytes out.dat 20 0xf1f2f3f4 "foo bar"
write 4 bytes with codes f1, f2, f3, f4 into
out.dat at offset 20 followed by the words
"foo", a space, and "bar".
sfk setbytes out.dat 20 -spat "foo\tbar" 0x00
write "foo" then a TAB character then "bar"
followed by a binary zero. note that a slash
pattern does not support \x00 zero bytes.
sfk echo 0xf1f2f3f4 +hextobin +setbytes out.dat 20
write 4 bytes prepared by previous commands.
sfk echo -pure "c:\foo.dat" +setbytes out.dat 20
write a filename string as pure as possible,
without pattern interpretation or (CR)LF,
into out.dat at offset 20.
sfk setbytes out.dat 0 -repeat=10000 a -spat "\n"
fill the first 10000 bytes of out.dat with
character a then add a single line feed.