178 lines
6.3 KiB
ArmAsm
178 lines
6.3 KiB
ArmAsm
; %help
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; afp.userprefix - Display or set the AFP user prefix.
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;
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; options: -s <path> Set to <path>, normally only if not already set.
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; -f Force setting even if it is already set.
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; -c Set current prefix to user prefix.
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;
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; Note that setting the user prefix uses undocumented features of the
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; AppleTalk stack.
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; %hend
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.pc02
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.include "davex-mg.inc"
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sptr = xczpage
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setflag = sptr+2
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pfxbuf = filebuff2
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DX_start dx_mg_auto_origin ; load address
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DX_info $01,$12,dx_cc_iie_or_iigs,$00
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DX_ptab
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DX_parm 's',t_path ; path to set
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DX_parm 'f',t_nil ; force setting
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DX_parm 'c',t_nil ; set prefix
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DX_end_ptab
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DX_desc "Display or set AFP User Prefix."
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DX_main
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cli ; appletalk requires interrupts
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ATcall inforeq
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bcc :+
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jmp noatalk
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: stz setflag
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lda #'s'|$80
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jsr xgetparm_ch
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bcs :+ ; set not requested
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inc setflag
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: lda #'f'|$80
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jsr xgetparm_ch
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bcs getit ; not being forced to set
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lda setflag
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beq :+ ; user said -f without -s, go to error
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jmp setpfx ; -s and -f, set prefix
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: lda #$01
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jsr xredirect
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jsr xmess
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asc_hi "-f without -s!"
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.byte $00
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bra exiterr
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getit: stz dirflag ; make sure we are getting, not setting
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ATcall pfxreq ; get user prefix
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bcc :+ ; if no error
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lda setflag ; error, see if we should try setting it?
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beq pfxerr ; nope, error out
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bra tryset ; otherwise, try setting
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: lda #<pfxbuf ; set sptr to prefix buffer
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sta sptr
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lda #>pfxbuf
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sta sptr+1
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ldy #$00 ; index of length byte
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lda (sptr),y ; check length
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beq :+ ; no prefix, see if we should set it
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stz setflag ; have a prefix already, so flag don't set
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jsr prpas ; and print
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: lda setflag ; user wants prefix set?
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beq :+ ; no, so skip doing it
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tryset: jmp setpfx ; go to the set routine
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: lda #'c'|$80
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jsr xgetparm_ch ; change to wanted?
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bcs :+ ; nope, skip to the end
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P8call $c6,p8pfxreq ; enact the change
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bcc :+ ; all good, skip error
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jmp xProDOS_err ; if something went pear-shaped
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: rts ; buhbye
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pfxerr: lda #$01
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jsr xredirect
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jsr xmess
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asc_hi "Get/set user prefix error!"
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.byte $00
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bra exiterr
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noatalk: lda #$01
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jsr xredirect
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jsr xmess
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asc_hi "AppleTalk offline!"
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.byte $00
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exiterr: lda #$ff
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jsr xredirect
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jmp xerr
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;
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setpfx: lda #'s'|$80 ; get the pointer to option
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jsr xgetparm_ch
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bcs badpath ; shouldn't happen here!!!
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sty sptr ; set sptr to check length
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sty parm1 ; and parm1 for copy
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sta sptr+1
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sta parm1+1
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lda (sptr),y ; check length
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beq badpath ; and if zero, it must be bad
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jsr xpmgr ; copy from user option to pfxbuf
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.byte pm_copy ; davex function
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parm1: .addr pfxbuf ; source, initially something not entirely insane
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.addr pfxbuf ; destination
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P8call $c4,fileinfo ; P8 GET_FILE_INFO
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bcc :+ ; no error, continue
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jmp xProDOS_err ; something went pear-shaped
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: lda fitype ; get file type
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cmp #$0f ; is directory?
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bne badpath ; nope... error out
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lda #$aa ; undocumented, found in LOGON program
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sta dirflag
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ATcall pfxreq ; set user prefix
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bcc :+ ; all good, skip error
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jmp pfxerr ; sigh... error out
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: stz setflag ; avoid infinite loop
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jmp getit ; wind back to get/print/maybe change dir
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badpath: lda #$01
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jsr xredirect
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jsr xmess
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asc_hi "Bad new prefix!"
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.byte $00
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bra exiterr
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; increment sptr by a
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.proc addsptr
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clc
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adc sptr
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sta sptr
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bcc :+
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inc sptr+1
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: rts
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.endproc
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; print pascal string at sptr
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; leave sptr pointed at one past end
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; of string
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.proc prpas
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ldy #$00
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lda (sptr),y ; get length
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tax
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next: lda #$01
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jsr addsptr
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dex
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bpl :+
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rts
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: lda (sptr),y ; get char
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ora #$80 ; make printable
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jsr cout
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bra next
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.endproc
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;
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inforeq: .byte 0,2 ; sync GetInfo
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.word $0000 ; result code
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.dword $00000000 ; completion address
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thisnet: .word $0000 ; this network #
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abridge: .byte $00 ; local bridge
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hwid: .byte $00 ; hardware ID, IIgs only
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romver: .word $00 ; ROM version, IIgs only
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nodenum: .byte $00 ; node number
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;
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pfxreq: .byte 0,$2a ; sync FIUserPrefix
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.word $0000 ; result
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dirflag: .byte $00 ; direction flag (bit 7)
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.dword pfxbuf ; buffer (at least 64 bytes)
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;
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p8pfxreq: .byte $01
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.addr pfxbuf
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;
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fileinfo: .byte $0a
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.addr pfxbuf ; buffer
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.byte $00 ; access
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fitype: .byte $00 ; want to see $0f
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.word $0000 ; aux type
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.byte $00 ; storage type
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.word $0000 ; blocks used
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.word $0000 ; mod date
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.word $0000 ; mod time
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.word $0000 ; create date
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.word $0000 ; create time
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DX_end
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