Using absread

This is a discussion on Using absread within the C++ Programming forums, part of the General Programming Boards category; I want to write just a byte to the root directory of a floppy disk at some offset(say 100,root dir ...

  1. #1
    Registered User
    Join Date
    Dec 2001
    Posts
    12

    Question Using absread

    I want to write just a byte to the root directory of a floppy disk at some offset(say 100,root dir is sector no 19).How can i do this ?I was recommended touse absread and abswrite.But how to write to offsets without modifying anything else in that sector ?Can you help me in considertation this particular example ?I'll be obliged.

  2. #2
    Super Moderator VirtualAce's Avatar
    Join Date
    Aug 2001
    Posts
    9,596
    Look up absread and abswrite in your help file or on the internet. I've used it before, but it's not much use to me since it ignores DOS structures. You can destroy disks with it very quickly. Don't write over the FAT.

  3. #3
    Registered User
    Join Date
    Dec 2001
    Posts
    12

    Post I know that.

    Thanks Bubba,i already know what all u have written.But still i nedd that function ar something like that.Please send me any inf if u get it.

Popular pages Recent additions subscribe to a feed

Similar Threads

  1. read sectors using absread
    By aditigupta in forum C++ Programming
    Replies: 1
    Last Post: 07-12-2007, 09:50 AM
  2. read sector using absread
    By aditigupta in forum C Programming
    Replies: 1
    Last Post: 07-12-2007, 09:47 AM
  3. Using absread.
    By someonenearHim in forum C Programming
    Replies: 0
    Last Post: 12-14-2001, 09:26 PM

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21