Tim, If the CD isn't recorded as an iso image, the dd command below can't create one. For instance, if you're trying to read a music cd or an ext2 filesystem you will need a different tool. The dd command below works fine for me if an iso was burned to the CD.
Ralph At 10:47 AM 12/18/2001 <[EMAIL PROTECTED]> wrote: >Consistently, when I try to use dd to create an iso file from a CD, the >iso file becomes much larger than it could possibly be. I ussually stop >it when it hits a gig. > >Everywhere I look online suggests that this should work: > >dd if=/dev/cd0c of=/path/image.iso > >But it just keeps on writing until it fills the disk. > >I have also tried playing with block sizes. I believe a CD9660 file >system has a block size of 2048 and my ffs file system on OpenBSD is >512k blocks. > >So I have tried bs=512 and bs=2048, and I have also tried ibs=2048 >obs=512. No matter what I do, that sucker just keeps on writing. Using >dd normally always worked in BeOS... Is there something else I could >try or is this function buggy in OpenBSD? > >TimH >
