Removed IPX, DOS compiles again.
This commit is contained in:
n-a-c-h
@@ -1,222 +0,0 @@
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;Copyright (C) 1997-2005 ZSNES Team ( zsKnight, _Demo_, pagefault, Nach )
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;
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;http://www.zsnes.com
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;http://sourceforge.net/projects/zsnes
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;
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;This program is free software; you can redistribute it and/or
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;modify it under the terms of the GNU General Public License
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;as published by the Free Software Foundation; either
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;version 2 of the License, or (at your option) any later
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;version.
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;
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;This program is distributed in the hope that it will be useful,
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;but WITHOUT ANY WARRANTY; without even the implied warranty of
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;MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;GNU General Public License for more details.
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;
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;You should have received a copy of the GNU General Public License
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;along with this program; if not, write to the Free Software
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;Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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%include "macros.mac"
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EXTSYM ipx_init ; To init ipx
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EXTSYM ipx_initcode ; return 0 if everything is ok (int)
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EXTSYM ipx_packet ; 80 bytes buffer to send
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EXTSYM ipx_packet_size ; size to send (max 80 bytes) (dword)
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EXTSYM sendpacket ; to send a packet
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EXTSYM checkpacket ; check if a packet is ready to receive
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EXTSYM ipx_packet_ready ; return 1 if there is a packet ready (byte)
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EXTSYM read_packet ; to read an incoming packet
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EXTSYM ipx_read_packet ; 80 bytes buffer of received packet
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EXTSYM ipx_deinit ; to deinit the ipx
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EXTSYM IPXInfoStr,IPXInfoStrR
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EXTSYM modembuffer, modemhead, modemtail
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SECTION .data
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NEWSYM ipxinited, db 0
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SECTION .text
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NEWSYM initipx
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mov dword[modemhead],0
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mov dword[modemtail],0
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xor ax,ax
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cmp byte[ipxinited],1
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je .notokay
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call ipx_init
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mov ax,[ipx_initcode]
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cmp ax,0
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jne .notokay
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mov byte[ipxinited],1
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.notokay
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ret
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NEWSYM deinitipx
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cmp byte[ipxinited],0
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je .notinitialized
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mov byte[ipxinited],0
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call ipx_deinit
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.notinitialized
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ret
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SECTION .data
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NEWSYM PacketPointer, dd 0
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SECTION .text
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NEWSYM PreparePacketIPX
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cmp byte[ipxinited],1
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jne .noipx
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call ipxpp
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.noipx
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ret
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NEWSYM SendPacketIPX
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cmp byte[ipxinited],1
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jne .noipx
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call ipxsp
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.noipx
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ret
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NEWSYM ipxsendchar ; prepare packet
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push esi
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mov esi,[PacketPointer]
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mov [esi],al
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inc dword[PacketPointer]
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pop esi
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ret
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SECTION .data
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NEWSYM IPXSearchval, db 0
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SECTION .text
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NEWSYM ipxlookforconnect
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cmp byte[ipxinited],0
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je .initialized
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ret
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.initialized
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pushad
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call checkpacket
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cmp byte[ipx_packet_ready],1
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jne near .nopacket
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call read_packet
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cmp dword[ipx_read_packet],'ZZ|Z'
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jne .nopacketf
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cmp byte[ipx_read_packet+6],'L'
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jne .nopacketf
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mov ax,[ipx_read_packet+4]
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cmp ax,[IPXInfoStr]
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je .nopacketf
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mov [IPXInfoStrR],ax
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mov eax,ipx_packet
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mov dword[eax],'ZY|Z'
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mov bx,[IPXInfoStr]
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mov [eax+4],bx
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mov bx,[IPXInfoStrR]
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mov [eax+6],bx
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mov dword[ipx_packet_size],8
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call sendpacket
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mov byte[IPXSearchval],1
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jmp .skipall
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.nopacketf
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cmp dword[ipx_read_packet],'ZY|Z'
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jne .nopacket
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mov bx,[IPXInfoStr]
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cmp [eax+6],bx
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jne .nopacket
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mov bx,[eax+4]
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cmp bx,[IPXInfoStr]
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je .nopacket
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mov [IPXInfoStrR],bx
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mov byte[IPXSearchval],1
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jmp .skipall
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.nopacket
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mov eax,ipx_packet
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mov dword[eax],'ZZ|Z'
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mov bx,[IPXInfoStr]
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mov [eax+4],bx
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mov byte[eax+6],'L'
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mov dword[ipx_packet_size],7
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call sendpacket
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.skipall
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popad
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ret
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NEWSYM ipxpp ; prepare packet
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pushad
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mov eax,ipx_packet
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mov byte[eax],'Z'
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mov byte[eax+1],'|'
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mov byte[eax+2],'S'
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mov bx,[IPXInfoStr]
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mov [eax+3],bx
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add eax,6
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mov [PacketPointer],eax
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popad
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ret
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NEWSYM ipxsp ; send packet
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pushad
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mov eax,[PacketPointer]
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sub eax,ipx_packet
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mov [ipx_packet+5],al
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mov [ipx_packet_size],eax
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call sendpacket
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popad
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ret
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NEWSYM ipxgetchar
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pushad
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call checkpacket
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cmp byte[ipx_packet_ready],1
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jne .nopacket
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call read_packet
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cmp byte[ipx_read_packet],'Z'
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jne .nopacket
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cmp byte[ipx_read_packet+1],'|'
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jne .nopacket
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cmp byte[ipx_read_packet+2],'S'
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jne .nopacket
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mov bx,[IPXInfoStrR]
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cmp [ipx_read_packet+3],bx
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jne .nopacket
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mov cl,[ipx_read_packet+5]
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sub cl,6
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mov esi,ipx_read_packet+6
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cmp cl,0
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je .nopacket
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.loop
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mov edi,[modemtail]
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mov al,[esi]
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mov [modembuffer+edi],al
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inc dword[modemtail]
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inc esi
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and dword[modemtail],2047
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dec cl
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jnz .loop
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.nopacket
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popad
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push eax
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xor dh,dh
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mov eax,[modemhead]
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cmp eax,[modemtail]
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je .nonewchar
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mov dh,1
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mov dl,[modembuffer+eax]
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inc dword[modemhead]
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and dword[modemhead],2047
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.nonewchar
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pop eax
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ret
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