Back to home page

DOS ain't dead

Forum index page

Log in | Register

Back to the forum
Board view  Mix view

the algorithm, sketched for review. Nitpicks ? (Miscellaneous)

posted by cm(R) Homepage E-mail, Düsseldorf, Germany, 17.12.2009, 21:13

> I've just checked SHARE on Win 95
> A. Both MS share.exe and a third party. They DO NOT touch the hooks at
> DOS:90h, which is the right thing for them to do BTW. The SHARE.EXE
> programs hook interrupts 20h, 21h, 2fh.

Hu? Well MS-DOS 6 SHARE.EXE did hook there and at Int2F only. And are you sure they hook Int20 but not Int27? Sounds strange.

> which was a bizarre thing for Fixwrap to do in the first place

Yes because you should use the pointer at 0:C1 instead of the SHARE.EXE hooks ;-)

> But wouldn't touch the internal pointers which are only for MS-DOS's
> consumption only, for processing the default interrupt calls related to
> share.

These pointers were meant to be hooked by SHARE.EXE, and I'm certain were only called by DOS, not changed.



Complete thread:

Back to the forum
Board view  Mix view
15347 Postings in 1387 Threads, 254 registered users, 18 users online (0 registered, 18 guests)
DOS ain't dead | Admin contact
RSS Feed
powered by my little forum