A2osX/BIN/MD5.S.txt
2018-11-17 18:17:13 +01:00

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NEW
PREFIX
AUTO 4,1
.LIST OFF
.OP 65C02
.OR $2000
.TF BIN/MD5
*--------------------------------------
.INB INC/MACROS.I
.INB INC/A2OSX.I
.INB INC/MLI.E.I
.INB INC/LIBCRYPT.I
*--------------------------------------
FILEBUF.SIZE .EQ 4096
*--------------------------------------
ZPPtr1 .EQ ZPBIN
ZPDataBufPtr .EQ ZPBIN+2
*--------------------------------------
* File Header (16 Bytes)
*--------------------------------------
CS.START cld
jmp (.1,x)
.DA #$61 6502,Level 1 (65c02)
.DA #1 BIN Layout Version 1
.DA 0
.DA CS.END-CS.START CS
.DA DS.END-DS.START DS
.DA #16 SS
.DA #4 ZP
.DA 0
*--------------------------------------
* Relocation Table
*--------------------------------------
.1 .DA CS.INIT
.DA CS.RUN
.DA CS.DOEVENT
.DA CS.QUIT
L.LIBCRYPT .DA LIBCRYPT
L.MSG.USAGE .DA MSG.USAGE
.DA 0
*--------------------------------------
CS.INIT >LDYA L.LIBCRYPT
>SYSCALL LoadLib
bcs .9
sta hLIBCRYPT
.9 rts
*--------------------------------------
CS.RUN ldy #S.PS.ARGC
lda (pPs),y
dec
beq .99
.1 >INC.G ArgIndex
>SYSCALL ArgV
bcs .8
>STYA ZPPtr1
lda (ZPPtr1)
cmp #'-'
bne .4
ldy #1
lda (ZPPtr1),y
beq .99
ldx OptionList
.2 cmp OptionList,x
beq .3
dex
bne .2
.99 >PUSHBI 0
>LDYA L.MSG.USAGE
>SYSCALL printf
lda #E.SYN
sec
rts
.3 ldy OptionVars-1,x
lda #$80
sta (pData),y
bra .1
.4 >LDA.G Arg
bne .99
>LDA.G ArgIndex
>STA.G Arg
bra .1
.8 >LDA.G Arg
beq .99
>LDA.G bText
beq CS.RUN.FILE
*--------------------------------------
CS.RUN.TEXT >PUSHEA.G MD5Buf
>LDA.G Arg
>SYSCALL ArgV
>PUSHYA
>LIBCALL hLIBCRYPT,LIBCRYPT.MD5
jmp CS.RUN.PRINT
*--------------------------------------
CS.RUN.FILE >LDYAI FILEBUF.SIZE
>SYSCALL getmem
bcs .9
>STYA ZPDataBufPtr
txa
>STA.G hDataBuf
>PUSHWI 0 Aux type
>PUSHBI 0 ftype
>PUSHBI O.RDONLY
>LDA.G Arg
>SYSCALL ArgV
>SYSCALL FOpen
bcs .9
>STA.G hFile
>LIBCALL hLIBCRYPT,LIBCRYPT.MD5Init
bcs .9
>STA.G hMD5Ctx
.1 >PUSHWI FILEBUF.SIZE Bytes To Read
>PUSHW ZPDataBufPtr Dst Ptr
>LDA.G hFile
>SYSCALL FRead
bcc .2
eor #MLI.E.EOF
beq .8
.9 rts
.2 >PUSHYA MD5 DataLen
>PUSHW ZPDataBufPtr
>LDA.G hMD5Ctx
>LIBCALL hLIBCRYPT,LIBCRYPT.MD5Update
bra .1
.8 >PUSHEA.G MD5Buf
>LDA.G hMD5Ctx
>LIBCALL hLIBCRYPT,LIBCRYPT.MD5Finalize
CS.RUN.PRINT >LEA.G MD5Buf
>SYSCALL puts
lda #0
* sec
* rts
*--------------------------------------
CS.DOEVENT sec
rts
*--------------------------------------
CS.QUIT >LDA.G hDataBuf
beq .2
>SYSCALL FreeMem
.2 >LDA.G hFile
beq .3
>SYSCALL fclose
.3 lda hLIBCRYPT
beq .4
>SYSCALL UnloadLib
.4 clc
rts
*--------------------------------------
CS.END
*--------------------------------------
OptionList >PSTR "Dd"
OptionVars .DA #bText,#bText
*--------------------------------------
MSG.USAGE .AZ "Usage : MD5 [ -d input text | input file ]\r\n"
*--------------------------------------
LIBCRYPT .AZ "libcrypt"
hLIBCRYPT .BS 1
*--------------------------------------
.DUMMY
.OR 0
DS.START
ArgIndex .BS 1
Arg .BS 1
bText .BS 1
hFile .BS 1
hDataBuf .BS 1
hMD5Ctx .BS 1
MD5Buf .BS 33
DS.END .ED
*--------------------------------------
MAN
SAVE USR/SRC/BIN/BIN/MD5.S
ASM