Kernel 0.94

This commit is contained in:
Rémy GIBERT 2020-07-31 08:37:02 +02:00
parent a851e4f610
commit 04e5bc3e77
3 changed files with 338 additions and 2 deletions

Binary file not shown.

View File

@ -221,7 +221,7 @@ CS.RUN jsr CL.Init
jsr GetArgV
jsr CORE.Load.YAX Exec Batch file
.77 bcs CS.INIT.RTS
bcs CS.INIT.RTS
lda #$C0+C..
jsr CORE.StkPush
bra CS.RUN.LOOP
@ -235,7 +235,7 @@ CS.RUN jsr CL.Init
>PUSHB /K.VER
>PUSHBI 2
>SYSCALL PrintF
bcs .77
bcs CS.INIT.RTS
>LDYA L.HOME.PROFILE
jsr IO.Load

View File

@ -0,0 +1,336 @@
NEW
AUTO 3,1
.LIST OFF
.OP 65C02
.OR $2000
.TF bin/usermod
*--------------------------------------
USER.MAX .EQ 16
PASS.MAX .EQ 64
*--------------------------------------
.INB inc/macros.i
.INB inc/a2osx.i
*--------------------------------------
* Zero Page Segment, up to 32 bytes
*--------------------------------------
.DUMMY
.OR ZPBIN
ZS.START
ZPPWPtr .BS 2
ZPhPW .BS 1
ZPhStr .BS 1
ZPbStrSecret .BS 1
ZPStrLen .BS 1
ZPStrMax .BS 1
ArgIndex .BS 1
ArgUsername .BS 1
ZPStrPtr .BS 2
ZPTmpPtr .BS 2
ZS.END .ED
*--------------------------------------
* File Header (16 Bytes)
*--------------------------------------
CS.START cld
jmp (.1,x)
.DA #$61 6502,Level 1 (65c02)
.DA #1 BIN Layout Version 1
.DA #0 S.PS.F.EVENT
.DA #0
.DA CS.END-CS.START Code Size (without Constants)
.DA DS.END-DS.START Data Segment Size
.DA #64 Stack Size
.DA #ZS.END-ZS.START Zero Page Size
.DA 0
*--------------------------------------
* Relocation Table
*--------------------------------------
.1 .DA CS.INIT
.DA CS.RUN
.DA CS.DOEVENT
.DA CS.QUIT
L.MSG.USAGE .DA MSG.USAGE
L.MSG.CRLF .DA MSG.CRLF
J.CS.RUN.CheckArg
.DA CS.RUN.CheckArg.C
.DA CS.RUN.CheckArg.D
.DA CS.RUN.CheckArg.P
.DA CS.RUN.CheckArg.S
.DA 0
*--------------------------------------
* Called once at process creation
* Put code for loading LIB here
*--------------------------------------
CS.INIT clc
rts
*--------------------------------------
* Called until exit with CS
* if RUN exits with CC, RN entered again
*--------------------------------------
CS.RUN >LDYAI S.PW
>SYSCALL GetMem
bcs .99
>STYA ZPPWPtr
stx ZPhPW
>LDYAI 256
>SYSCALL GetMem
bcs .99
>STYA ZPStrPtr
stx ZPhStr
lda #0
>PUSHA
>PUSHW ZPPWPtr
>SYSCALL GetPWUID
bcs .9
jsr CS.RUN.CheckArg
bcs .9
>PUSHW pData
>SYSCALL putpw
bcs .99
lda #0
sec
rts
.9 >PUSHW L.MSG.USAGE
>PUSHBI 0
>SYSCALL PrintF
lda #E.SYN
sec
.99 rts
*--------------------------------------
CS.RUN.GetStr stz ZPStrLen
.1 >SYSCALL getchar
bcs .9
cmp #C.SPACE
bcc .2
ldy ZPStrLen
cpy ZPStrMax
beq .1
sta (ZPStrPtr),y
iny
sty ZPStrLen
bit ZPbStrSecret
bmi .1
>SYSCALL putchar
bra .1
.2 cmp #3 Ctrl-C
beq .9
cmp #C.CR
beq .8
cmp #C.BS
bne .1
ldy ZPStrLen
beq .1
dec ZPStrLen
bit ZPbStrSecret
bmi .1
>PUSHW L.MSG.BS
>PUSHBI 0
>SYSCALL PrintF
bra .1
.8 ldy ZPStrLen
lda #0
sta (ZPStrPtr),y
>PUSHW L.MSG.CRLF
>PUSHBI 0
>SYSCALL PrintF
.9 rts
*--------------------------------------
CS.RUN.CheckArg inc ArgIndex
lda ArgIndex
>SYSCALL ArgV
bcs .8
>STYA ZPStrPtr
lda (ZPStrPtr)
cmp #'-'
bne .4
ldy #1
lda (ZPStrPtr),y
ldx #OptionCnt-1
.2 cmp OptionList,x
beq .3
dex
bpl .2
lda #E.SYN
sec
rts
.3 txa
and #$fe
tax
jmp (J.CS.RUN.CheckArg,x)
*--------------------------------------
.4 lda ArgUsername
bne CS.RUN.CheckArg.9
lda pData
clc
adc #S.PW.DIR+11
sta ZPTmpPtr
lda pData+1
adc /S.PW.DIR+11
sta ZPTmpPtr+1
ldy #0
.5 lda (ZPStrPtr),y
sta (pData),y
sta (ZPTmpPtr),y
beq .6
iny
cpy #16
bne .5
bra CS.RUN.CheckArg.9
.6 lda #'/'
sta (ZPTmpPtr),y
lda ArgIndex
sta ArgUsername
>SYSCALL ArgV
>PUSHYA
>PUSHW ZPPWPtr
>SYSCALL GetPWName
bcc .9
bra CS.RUN.CheckArg
.8 lda ArgUsername
beq CS.RUN.CheckArg.9
clc
rts
.9 lda #E.DUPUSR
sec
rts
CS.RUN.CheckArg.9
lda #E.SYN
sec
rts
*--------------------------------------
CS.RUN.CheckArg.P
inc ArgIndex
lda ArgIndex
>SYSCALL ArgV
bcs CS.RUN.CheckArg.9
>PUSHYA
>PUSHEA.G S.PW.PASSWD
>SYSCALL MD5
jmp CS.RUN.CheckArg
*--------------------------------------
CS.RUN.CheckArg.C
inc ArgIndex
lda ArgIndex
>SYSCALL ArgV
bcs CS.RUN.CheckArg.9
ldx #S.PW.GECOS
bra CS.RUN.CheckArg.Next
*--------------------------------------
CS.RUN.CheckArg.D
inc ArgIndex
lda ArgIndex
>SYSCALL ArgV
bcs CS.RUN.CheckArg.9
ldx #S.PW.DIR
bra CS.RUN.CheckArg.Next
*--------------------------------------
CS.RUN.CheckArg.S
inc ArgIndex
lda ArgIndex
>SYSCALL ArgV
bcs CS.RUN.CheckArg.9
ldx #S.PW.SHELL
CS.RUN.CheckArg.Next
>STYA ZPStrPtr
* clc
txa
adc pData
sta ZPTmpPtr
lda pData+1
adc #0
sta ZPTmpPtr+1
ldy #$ff
.1 iny
lda (ZPStrPtr),y
sta (ZPTmpPtr),y
beq .8
cpy #64
bne .1
lda #0
sta (ZPTmpPtr),y
.8 jmp CS.RUN.CheckArg
*--------------------------------------
CS.RUN.MkDir >PUSHEA.G S.PW.DIR
>PUSHWI S.STAT.MODE.RO+S.STAT.MODE.RG+S.STAT.MODE.FU
>SYSCALL MKDir
rts
*--------------------------------------
* Called if option S.PS.F.EVENT enabled in Header
* Timer Event : every 10th seconds
*--------------------------------------
CS.DOEVENT sec
rts
*--------------------------------------
* Called once, when RUN exited with CS
* Put code for unloading LIB here
*--------------------------------------
CS.QUIT lda ZPhStr
beq .1
>SYSCALL FreeMem
.1 lda ZPhPW
beq .2
>SYSCALL FreeMem
.2 clc
rts
*--------------------------------------
CS.END
*--------------------------------------
OptionList .AS "CcDdPpSs"
OptionCnt .EQ *-OptionList
*--------------------------------------
* Initialized DATA
*--------------------------------------
MSG.USAGE .AS "Usage : USERMOD username\r\n"
.AS " -c : Comment (GECOS)\r\n"
.AS " -d : Home Directory\r\n"
.AS " -p : Password\r\n"
.AS " -s : Shell\r\n"
MSG.CRLF .AZ "\r\n"
*--------------------------------------
.DUMMY
.OR 0
DS.START
PW .BS S.PW
DS.END
.ED
*--------------------------------------
MAN
SAVE usr/src/bin/usermod.s
ASM