From ab77e0c69c31e71a8d05db2b30bfb67b4f715d59 Mon Sep 17 00:00:00 2001
From: rswier <rswier@acm.org>
Date: Sat, 27 Feb 2016 16:38:58 -0500
Subject: [PATCH] Transcribed the remainder of 06-5-12.pdf

First draft
---
 scans/Readme  |  13 +-
 scans/check.s | 326 ++++++++++++++++++++++++++++++++++++++++++++++++++
 scans/chmod.s |  77 ++++++++++++
 scans/chown.s |  78 ++++++++++++
 scans/chrm.s  |  41 +++++++
 scans/cp.s    |  97 +++++++++++++++
 6 files changed, 628 insertions(+), 4 deletions(-)
 create mode 100644 scans/check.s
 create mode 100644 scans/chmod.s
 create mode 100644 scans/chown.s
 create mode 100644 scans/chrm.s
 create mode 100644 scans/cp.s

diff --git a/scans/Readme b/scans/Readme
index 98da674..30daf4c 100644
--- a/scans/Readme
+++ b/scans/Readme
@@ -24,10 +24,15 @@ sx.s: temp additional symbol defns
 maksys.s: page 64  of 01-s1.pdf
 trysys.s: page 65  of 01-s1.pdf
 
-bc.s:  pages 7-11  of 06-5-12.pdf
-bi.s:  pages 12-19 of 06-5-12.pdf
-bl.s:  pages 3-6   of 06-5-12.pdf
-cat.s: pages 21-23 of 06-5-12.pdf
+bl.s:    pages 3-6   of 06-5-12.pdf
+bc.s:    pages 7-11  of 06-5-12.pdf
+bi.s:    pages 12-19 of 06-5-12.pdf
+cat.s:   pages 21-23 of 06-5-12.pdf
+check.s: pages 25-30 of 06-5-12.pdf
+chown.s: pages 32-33 of 06-5-12.pdf
+chmod.s: pages 35-36 of 06-5-12.pdf
+cp.s:    pages 38-39 of 06-5-12.pdf
+chrm.s:  page  41    of 06-5-12.pdf
 
 db.s:     pages 2-21  of 07-13-19.pdf
 dmabs.s:  pages 23-27 of 07-13-19.pdf
diff --git a/scans/check.s b/scans/check.s
new file mode 100644
index 0000000..fb753bd
--- /dev/null
+++ b/scans/check.s
@@ -0,0 +1,326 @@
+" check
+
+lac d1
+sys sysloc
+dac iget
+
+lac d2
+sys sysloc
+dac inode
+
+lac d4
+sys sysloc
+dac nxfblk
+tad d1
+dac nfblks
+tad d1
+dac fblks
+
+lac d5
+sys sysloc
+dac copy
+
+lac d6
+sys sysloc
+dac copyz
+
+lac d7
+sys sysloc
+dac betwen
+
+lac d8
+sys sysloc
+dac dskrd
+
+lac d10
+sys sysloc
+dac dskbuf
+dac dskbuf1
+
+   dzm indircnt
+   dzm icnt
+   dzm licnt
+   dzm blcnt
+   dzm curi
+   jms coopyz i; usetab; 500
+
+iloop:
+   isz curi
+   -3400
+   tad curi
+   sma
+   jmp part2
+   lac curi
+   jms iget i
+   jms copy i; inode: 0; linode; 12
+   lac iflags
+   sma
+   jmp iloop
+   isz icnt
+   lac iflags
+   and o40
+   sza
+   jmp iloop
+   law idskps
+   dac t1
+   -7
+   dac t2
+1:
+   lac i t1
+   sza
+   jms dupchech
+   isz t1
+   isz t2
+   jmp 1b
+   lac iflags
+   and o200000
+   sna
+   jmp iloop
+
+   isz licnt
+   law idskps
+   dac t1
+   -7
+   dac t2
+1:
+   lac i t1
+   sna
+   jmp 3f
+   jms dskrd i
+   jms copy i; dskbuf: 0; ldskbuf; 64
+   isz indircnt
+   law ldskbuf
+   dac t3
+   -64
+   dac t4
+2:
+   lac i t3
+   sza
+   jms dupcheck
+   isz t3
+   isz t4
+   jmp 2b
+3:
+   isz t1
+   isz t2
+   jmp 1b
+   jmp iloop
+
+dupcheck: 0
+   isz blcnt
+   jms betwen i d709; d6400
+   jmp badadr
+   dac t5
+   lrss 4
+   tad usetabp
+   dac t6
+   cla
+   llss 4
+   tad alsscom
+   dac 2f
+   lac d1
+2: alss 0
+   dac bit
+   lac i t6
+   and bit
+   sza
+   jmp dup
+   lac i t6
+   xor bit
+   dac i t6
+   xor bit
+   dac i t6
+   jmp i dupcheck
+
+badadr:
+   jms print
+   lac d1
+   sys write; badmes; 3
+   jmp i dupcheck
+badmes:
+   < b>;<ad>;<r 012
+
+dup:
+   lac t5
+   jms print
+   lac d1
+   sys write; dupmes; 3
+   lac curi
+   jms print
+   lac d1
+   sys write; dupmes+3; 1
+   jmp i dupcheck
+dupmes:
+   < d>;<up>; 040; 012
+
+print: 0
+   lmq
+   law prbuf-1
+   dac 8
+   -6
+   dac t6
+1:
+   cla
+   llss 3
+   tad o60
+   dac i 8
+   isz t6
+   jmp 1b
+   lac d1
+   sys write; prbuf; 6
+   jmp i print
+
+part2:
+   lac icnt
+   jmp print
+   lac d1
+   sys write; m3; m3s
+   lac licnt
+   jms print
+   lac d1
+   sys write; m4; m4s
+   lac indircnt
+   jms print
+   dac d1
+   sys write; m5; m5s
+   lac blcnt
+   jms print
+   lac d1
+   sys write; m6; m6s
+   dzm blcnt
+
+   -1
+   tad nfblks i
+   cma
+   sma
+   jmp 2f
+   dac t1
+   lac fblks
+   dac t2
+1:
+   lac i t2
+   jms dupcheck
+   isz t2
+   isz t1
+   jmp 1b
+
+2:
+   lac nxfblk i
+1:
+   sna
+   jmp part3
+   dac t1
+   jms dupcheck
+   lac t1
+   jms dskrd i
+   jms copy i; dskbuf1: 0; ldskbuf; 64
+   law ldskbuf
+   dac t1
+   -9
+   dac t2
+2:
+   isz t1
+   lac i t1
+   jms dupcheck
+   isz t2
+   jmp 2b
+   lac ldskbuf
+   jmp 1b
+
+part3:
+   lac blcnt
+   jms print
+   lac d1
+   sys write; m7; m7s
+   lac d709
+   dac t1
+1:
+   isz t1
+   lac t1
+   sad d6400
+   sys exit
+   lrss 4
+   tad usetabp
+   dac t2
+   cla
+   llss 4
+   tad alsscom
+   dac 2f
+   lac d1
+2: alss 0
+   dac bit
+   lac i t2
+   and bit
+   sza
+   jmp 1b
+   lac t1
+   jms print
+   lac d1
+   sys write; m8; m8s
+   jmp 1b
+
+d1: 1
+d2: 2
+d4: 4
+d5: 5
+d6: 6
+d7: 7
+d8: 8
+d10: 10
+o60: 060
+o400000: 0400000
+o400001: 0400001
+o40: 040
+o200000: 0200000
+alsscom: alss 0
+d709: 709
+d6400: 6400
+
+m3:
+   040;<fi>;<le>;<s 012
+m3s = .-m3
+m4:
+   040;<la>;<rg>;<e 012
+m4s = .-m4
+m5:
+   040;<in>;<di>;<r 012
+m5s = .-m5
+m6:
+   040;<us>;<ed>;012
+m6s = .-m6
+m7:
+   040;<fr>;<ee>;012
+m7s = .-m7
+m8:
+   040;<mi>;<ss>;<in>;<g 012
+m8s = .-m8
+
+usetabp: usetab
+curi: 0
+bit: 0
+blcnt: 0
+indircnt: 0
+icnt: 0
+licnt: 0
+t1: 0
+t2: 0
+t3: 0
+t4: 0
+t5: 0
+t6: 0
+
+iget: 0
+nxfblk: 0
+nfblks: 0
+fblks: 0
+copy: 0
+copyz: 0
+betwen: 0
+dskrd: 0
+
+ldskbuf: .=.+64
+linode: .=.+12
+iflags = linode
+idskps = iflags+1
+usetab: .=.+500
+prbuf: .=.+6
\ No newline at end of file
diff --git a/scans/chmod.s b/scans/chmod.s
new file mode 100644
index 0000000..6748186
--- /dev/null
+++ b/scans/chmod.s
@@ -0,0 +1,77 @@
+" chmode
+
+   lac 017777 i
+   sad d4
+   jmp error
+
+   lac 017777
+   tad d4
+   dac 8
+   tad d1
+   dac name
+   dzm octal
+   dzm nchar
+   -8
+   dac c1
+1:
+   lac nchar
+   dzm nchar
+   sza
+   jmp 2f
+   lac 8 i
+   lmq
+   and o177
+   dac nchar
+   lacq
+   lrss 9
+2:
+   sad o40
+   jmp 3f
+   tad om60
+   lmq
+   lac octal
+   cll; als 3
+   omq
+   dac octal
+3:
+   isz c1
+   jmp 1b
+
+loop:
+   lac 017777 i
+   sad d8
+   sys exit
+   tad dm4
+   dac 017777 i
+   lac name
+   tad d4
+   dac name
+   lac octal
+   sys chmode; name:0
+   sma
+   jmp loop
+   lac name
+   dac 1f
+   lac d1
+   sys write; 1:0; 4
+   lac d1
+   sys write; 1f; 2
+   jmp loop
+1:
+   040;077012
+error:
+   lac d1
+   sys write; 1b+1; 1
+   sys exit
+
+om60: -060
+o40: 040
+d1: 1
+d8: 8
+dm4: -4
+d4: 4
+o177: 0177
+
+nchar: .=.+1
+c1: .=.+1
+octal: .=.+1
\ No newline at end of file
diff --git a/scans/chown.s b/scans/chown.s
new file mode 100644
index 0000000..138efe5
--- /dev/null
+++ b/scans/chown.s
@@ -0,0 +1,78 @@
+" chowner
+
+   lac 017777 i
+   sad d4
+   jmp error
+
+   lac 017777
+   tad d4
+   dac 8
+   tad d1
+   dac name
+   dzm octal
+   dzm nchar
+   -8
+   dac c1
+1:
+   lac nchar
+   dzm nchar
+   sza
+   jmp 2f
+   lac 8 i
+   lmq
+   and o177
+   dac nchar
+   lacq
+   lrss 9
+2:
+   sad o40
+   jmp 3f
+   tad om60
+   lmq
+   lac octal
+   cll; als 3
+   omq
+   dac octal
+3:
+   isz c1
+   jmp 1b
+
+loop:
+   lac 017777 i
+   sad d8
+   sys exit
+   tad dm4
+   dac 017777 i
+   lac name
+   tad d4
+   dac name
+   lac octal
+   sys chowner; name: 0
+   sma
+   jmp loop
+   lac name
+   dac 1f
+   lac d1
+   sys write; 1:0; 4
+   lac d1
+   sys write; 1f; 2
+   jmp loop
+1:
+   040;077012
+
+error:
+   lac d1
+   sys write; 1b+1; 1
+   sys exit
+
+om60: -060
+o40: 040
+d1: 1
+d8: 8
+dm4: -4
+d4: 4
+o177: 0177
+
+nchar: .=.+1
+c1: .=.+1
+octal: .=.+1
\ No newline at end of file
diff --git a/scans/chrm.s b/scans/chrm.s
new file mode 100644
index 0000000..5f5cab3
--- /dev/null
+++ b/scans/chrm.s
@@ -0,0 +1,41 @@
+" chrm
+
+   lac 017777
+   tad d5
+   dac 1f
+   dac 2f
+   lac 017777 i
+   sad d4
+   sys exit
+   tad dm4
+   dac 017777 i
+   sys chdir; dd
+   sys chdir; 1;0
+1:
+   lac 017777 i
+   sad d4
+   sys exit
+   tad dm4
+   dac 017777 i
+   lac 2f
+   tad d4
+   dac 2f
+   sys unlink; 2:0
+   sma
+   jmp 1b
+   lac 2b
+   dac 2f
+   lac d1
+   sys write; 2:0; 4
+   lac d1
+   sys write; 1f; 2
+   jmp 1b
+1:
+   040077;012000
+
+dd:
+   <dd>;040040;040040;040040
+d1: 1
+d4: 4
+d5: 5
+dm4: -4
\ No newline at end of file
diff --git a/scans/cp.s b/scans/cp.s
new file mode 100644
index 0000000..a77f91b
--- /dev/null
+++ b/scans/cp.s
@@ -0,0 +1,97 @@
+" cp
+
+   lac 017777
+   tad d1
+   dac name2
+loop:
+   lac 017777 i
+   sad d4
+   sys exit
+   sad d8
+   jmp unbal
+   tad dm8
+   dac 017777 i
+   lac name2
+   tad d4
+   dac name1
+   tad d4
+   dac name2
+   sys open; name1: 0; 0
+   spa
+   jmp error
+   lac o17
+   sys creat; name2: 0
+   spa
+   jmp error
+   dzm nin
+
+1:
+   lac bufp
+   tad nin
+   dac 0f
+   -1
+   tad nin
+   cma
+   tad d1024
+   dac 0f+1
+   lac d2
+   sys read; 0:..;..
+   sna
+   jmp 2f
+   tad nin
+   dac nin
+   sad d1024
+   jmp 2f
+   jmp 1b
+2:
+   lac nin
+   dac 2f
+   lac d3
+   sys write; buf; 2: 0
+   dzm nin
+   lac 2b
+   sad d1024
+   jmp 1b
+   lac d2
+   sys close
+   lac d3
+   sys close
+   jmp loop
+error:
+   lac name1
+   dac 1f
+   lac d1
+   sys write; 1: 0; 4
+   lac d1
+   sys write; mes; 1
+   lac name2
+   dac 1f
+   lac d1
+   sys write; 1: 0; 4
+   lac d1
+   sys write; mes; 2
+   jmp loop
+mes:
+   040000;077012
+unbal:
+   lac name2
+   tad d4
+   dac 1f
+   lac d1
+   sys write; 1: 0; 4
+   lac d1
+   sys write; mes; 2
+   sys exit
+
+d1: 1
+d4: 4
+d8: 8
+o17: 017
+dm8: -8
+d3: 3
+d1024: 1024
+nin: 0
+bufp: buf
+d2: 2
+
+buf:
\ No newline at end of file