Re: Tymshare PDP-10 tapes

2021-03-08 Thread Lars Brinkhoff via cctalk
Tony Aiuto wrote: > It's a buffer overrun. sixbit_to_ascii writes 7 bytes. The extension was > declared as 4. Changing to 7 is required. Thanks, good catch!

Re: Tymshare PDP-10 tapes

2021-03-08 Thread Lars Brinkhoff via cctalk
Jim Carpenter wrote: > If it makes you feel any better, I can't figure out how to get back10 > to extract all files. :) I have to give the file names to extract. It does have some quirk. The names are matched exactly, or as regexp. I think an '' empty string works, or maybe '.*'. And it's best t

Re: Tymshare PDP-10 tapes

2021-03-08 Thread Tony Aiuto via cctalk
I sent a PR. https://github.com/larsbrinkhoff/pdp10-its-disassembler/pull/71 >

Re: Tymshare PDP-10 tapes

2021-03-08 Thread Tony Aiuto via cctalk
It's a buffer overrun. sixbit_to_ascii writes 7 bytes. The extension was declared as 4. Changing to 7 is required. I'm not sure if that is the only fix yet. I have not had time for a detailed inspection. - char ext[4]; + char ext[7]; On Mon, Mar 8, 2021 at 6:57 PM Peter Coghlan via cctalk

Re: Tymshare PDP-10 tapes

2021-03-08 Thread Peter Coghlan via cctalk
Tony Aiuto wrote: > On Sat, Mar 6, 2021 at 11:48 PM Jim Carpenter wrote: >> On Sat, Mar 6, 2021 at 8:07 PM Tony Aiuto via cctalk >> wrote: >> > I think that is an artifact of the files being created with the wrong >> names. >> > For example, with tape 169249, after you skip the UFDs, tito -t prin

Re: Tymshare PDP-10 tapes

2021-03-08 Thread Jim Carpenter via cctalk
On Mon, Mar 8, 2021 at 11:16 AM Tony Aiuto wrote: > I'm building tito on a generic Debian linux (x86_64, debian 4.19, gcc 8.3.0) > so I doubt this is a portability problem. I'll try again next weekend. Linux jim-xubuntu 5.8.0-44-generic #50-Ubuntu SMP Tue Feb 9 06:29:41 UTC 2021 x86_64 x86_64 x

Re: Tymshare PDP-10 tapes

2021-03-08 Thread Warner Losh via cctalk
On Mon, Mar 8, 2021 at 9:16 AM Tony Aiuto via cctalk wrote: > On Sat, Mar 6, 2021 at 11:48 PM Jim Carpenter > wrote: > > > On Sat, Mar 6, 2021 at 8:07 PM Tony Aiuto via cctalk > > wrote: > > > I think that is an artifact of the files being created with the wrong > > names. > > > For example, wi

Re: Tymshare PDP-10 tapes

2021-03-08 Thread Tony Aiuto via cctalk
On Sat, Mar 6, 2021 at 11:48 PM Jim Carpenter wrote: > On Sat, Mar 6, 2021 at 8:07 PM Tony Aiuto via cctalk > wrote: > > I think that is an artifact of the files being created with the wrong > names. > > For example, with tape 169249, after you skip the UFDs, tito -t prints > > > >(SYS)

Re: Tymshare PDP-10 tapes

2021-03-07 Thread Lars Brinkhoff via cctalk
The tapes are now hosted here: http://vtda.org/bits/software/DEC/PDP-10/tymshare/

Re: Tymshare PDP-10 tapes

2021-03-07 Thread Lars Brinkhoff via cctalk
Jim Carpenter wrote: > Tony Aiuto wrote: >> I think that is an artifact of the files being created with the wrong >> names. For example, with tape 169249, after you skip the UFDs, tito >> -t prints >> >>(SYS).SHR1977-01-26 22:22 [1,4] >> [...] >> >> All the file names are mis

Re: Tymshare PDP-10 tapes

2021-03-06 Thread Jim Carpenter via cctalk
On Sat, Mar 6, 2021 at 8:07 PM Tony Aiuto via cctalk wrote: > I think that is an artifact of the files being created with the wrong names. > For example, with tape 169249, after you skip the UFDs, tito -t prints > >(SYS).SHR1977-01-26 22:22 [1,4] >(SYS).LOW

Re: Tymshare PDP-10 tapes

2021-03-06 Thread Tony Aiuto via cctalk
On Sat, Mar 6, 2021 at 1:54 AM Lars Brinkhoff wrote: > Tony Aiuto wrote: > >> What problem do you have with my tito tool? > > > > $ ./tito -x -f 169249.tape > > fopen: Is a directory > > This appears to be because creating an output file was attempted, but > there was already a directory there wi

Re: Tymshare PDP-10 tapes

2021-03-06 Thread Lars Brinkhoff via cctalk
Tony Aiuto wrote: >> I'm not sure what to do with the file checksum yet. > That is useful to verify that we reassembled the pieces correctly. I phrased that poorly. What I meant was the checksum that is stored on the tape along with each file. Or at least that's what the documentation says. To

Re: Tymshare PDP-10 tapes

2021-03-05 Thread Lars Brinkhoff via cctalk
Tony Aiuto wrote: >> What problem do you have with my tito tool? > > $ ./tito -x -f 169249.tape > fopen: Is a directory This appears to be because creating an output file was attempted, but there was already a directory there with the same name. I'm updating the program to print better error mess

Re: Tymshare PDP-10 tapes

2021-03-05 Thread Tony Aiuto via cctalk
On Fri, Mar 5, 2021 at 1:37 PM Lars Brinkhoff wrote: > Tony Aiuto wrote: > > that gets lots of files with names like 'dsk:[1,4]specdf525].mic' > > That just seems wrong. > > Correct, back10 does get some things wrong. It also puts some data at > the beginning of files which should be part of the

Re: Tymshare PDP-10 tapes

2021-03-05 Thread Lars Brinkhoff via cctalk
Tony Aiuto wrote: > that gets lots of files with names like 'dsk:[1,4]specdf525].mic' > That just seems wrong. Correct, back10 does get some things wrong. It also puts some data at the beginning of files which should be part of the file header. TITO uses the "*FAILSAFE" magic number which fools

Re: Tymshare PDP-10 tapes

2021-03-05 Thread Tony Aiuto via cctalk
On Fri, Mar 5, 2021 at 4:55 AM Lars Brinkhoff via cctalk < cctalk@classiccmp.org> wrote: > Hello, > > Someone sent me these magtape images from Tymshare and said "they fell > off the back of a truck on route 62 in Hudson, MASS." I don't know > their provenance. > > Sorry, I don't have any good ho

Tymshare PDP-10 tapes

2021-03-05 Thread Lars Brinkhoff via cctalk
Hello, Someone sent me these magtape images from Tymshare and said "they fell off the back of a truck on route 62 in Hudson, MASS." I don't know their provenance. Sorry, I don't have any good hosting. For now they are here: https://gitlab.com/larsbrinkhoff/tymshare The download.sh script will