755 lines
14 KiB
NASM
755 lines
14 KiB
NASM
;
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; TFTP Wave Player
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;
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; Compile with FASM for Menuet
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;
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;
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; 12.7.2002 - Audio system calls by VT
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;
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use32
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org 0x0
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db 'MENUET00' ; 8 byte id
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dd 38 ; required os
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dd START ; program start
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dd I_END ; program image size
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dd 0x100000 ; required amount of memory
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dd 0x00000000 ; reserved=no extended header
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include 'lang.inc'
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include 'macros.inc'
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delay dd 145
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wait_for dd 0x0
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START: ; start of execution
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mov dword [prompt], p9
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mov dword [promptlen], p9len - p9
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call draw_window ; at first, draw the window
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still:
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mov eax,10 ; wait here for event
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int 0x40
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cmp eax,1 ; redraw request ?
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jz red
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cmp eax,2 ; key in buffer ?
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jz key
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cmp eax,3 ; button in buffer ?
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jz button
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jmp still
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red: ; redraw
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call draw_window
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jmp still
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key: ; Keys are not valid at this part of the
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mov eax,2 ; loop. Just read it and ignore
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int 0x40
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jmp still
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button: ; button
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mov eax,17 ; get id
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int 0x40
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cmp ah,1 ; button id=1 ?
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jnz noclose
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; close socket before exiting
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mov eax, 53
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mov ebx, 1
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mov ecx, [socketNum]
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int 0x40
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mov [socketNum], dword 0
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mov eax,0xffffffff ; close this program
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int 0x40
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noclose:
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cmp ah,2 ; copy file to local machine?
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jnz nocopyl
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mov dword [prompt], p5
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mov dword [promptlen], p5len - p5
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call draw_window ;
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; Copy File from Remote Host to this machine
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call translateData ; Convert Filename & IP address
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mov edi, tftp_filename + 1
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mov [edi], byte 0x01 ; setup tftp msg
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call copyFromRemote
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jmp still
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nocopyl:
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cmp ah,4
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jz f1
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cmp ah,5
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jz f2
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jmp nof12
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f1:
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mov [addr],dword source
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mov [ya],dword 35
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jmp rk
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f2:
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mov [addr],dword destination
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mov [ya],dword 35+16
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rk:
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mov ecx,15
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mov edi,[addr]
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mov al,' '
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rep stosb
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call print_text
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mov edi,[addr]
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f11:
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mov eax,10
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int 0x40
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cmp eax,2
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jz fbu
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jmp still
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fbu:
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mov eax,2
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int 0x40 ; get key
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shr eax,8
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cmp eax,8
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jnz nobs
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cmp edi,[addr]
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jz f11
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sub edi,1
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mov [edi],byte ' '
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call print_text
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jmp f11
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nobs:
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cmp eax,dword 31
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jbe f11
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cmp eax,dword 95
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jb keyok
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sub eax,32
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keyok:
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mov [edi],al
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call print_text
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add edi,1
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mov esi,[addr]
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add esi,15
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cmp esi,edi
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jnz f11
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jmp still
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print_text:
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mov eax,13
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mov ebx,103*65536+15*6
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mov ecx,[ya]
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shl ecx,16
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mov cx,8
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mov edx,0x224466
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int 0x40
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mov eax,4
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mov ebx,103*65536
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add ebx,[ya]
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mov ecx,0xffffff
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mov edx,[addr]
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mov esi,15
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int 0x40
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ret
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nof12:
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jmp still
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;***************************************************************************
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; Function
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; translateData
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;
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; Description
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; Coverts the filename and IP address typed in by the user into
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; a format suitable for the IP layer.
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;
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; The filename, in source, is converted and stored in tftp_filename
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; The host ip, in destination, is converted and stored in tftp_IP
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;
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;***************************************************************************
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translateData:
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; first, build up the tftp command string. This includes the filename
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; and the transfer protocol
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; First, write 0,0
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mov al, 0
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mov edi, tftp_filename
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mov [edi], al
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inc edi
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mov [edi], al
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inc edi
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; Now, write the file name itself, and null terminate it
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mov ecx, 15
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mov ah, ' '
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mov esi, source
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td001:
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lodsb
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stosb
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cmp al, ah
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loopnz td001
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cmp al,ah ; Was the entire buffer full of characters?
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jne td002
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dec edi ; No - so remove ' ' character
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td002:
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mov [edi], byte 0
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inc edi
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mov [edi], byte 'O'
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inc edi
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mov [edi], byte 'C'
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inc edi
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mov [edi], byte 'T'
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inc edi
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mov [edi], byte 'E'
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inc edi
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mov [edi], byte 'T'
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inc edi
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mov [edi], byte 0
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mov esi, tftp_filename
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sub edi, esi
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mov [tftp_len], edi
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; Now, convert the typed IP address into a real address
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; No validation is done on the number entered
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; ip addresses must be typed in normally, eg
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; 192.1.45.24
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xor eax, eax
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mov dh, 10
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mov dl, al
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mov [tftp_IP], eax
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; 192.168.24.1 1.1.1.1 1. 9.2.3.
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mov esi, destination
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mov edi, tftp_IP
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mov ecx, 4
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td003:
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lodsb
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sub al, '0'
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add dl, al
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lodsb
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cmp al, '.'
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je ipNext
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cmp al, ' '
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je ipNext
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mov dh, al
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sub dh, '0'
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mov al, 10
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mul dl
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add al, dh
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mov dl, al
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lodsb
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cmp al, '.'
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je ipNext
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cmp al, ' '
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je ipNext
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mov dh, al
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sub dh, '0'
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mov al, 10
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mul dl
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add al, dh
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mov dl, al
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lodsb
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ipNext:
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mov [edi], dl
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inc edi
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mov dl, 0
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loop td003
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ret
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;***************************************************************************
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; Function
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; copyFromRemote
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;
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; Description
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;
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;***************************************************************************
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copyFromRemote:
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mov eax,0x20000-512
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mov [fileposition], eax
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; Get a random # for the local socket port #
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mov eax, 3
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int 0x40
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mov ecx, eax
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shr ecx, 8 ; Set up the local port # with a random #
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; open socket
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mov eax, 53
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mov ebx, 0
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mov edx, 69 ; remote port
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mov esi, [tftp_IP] ; remote IP ( in intenet format )
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int 0x40
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mov [socketNum], eax
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; make sure there is no data in the socket - there shouldn't be..
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cfr001:
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mov eax, 53
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mov ebx, 3
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mov ecx, [socketNum]
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int 0x40 ; read byte
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mov eax, 53
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mov ebx, 2
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mov ecx, [socketNum]
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int 0x40 ; any more data?
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cmp eax, 0
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jne cfr001 ; yes, so get it
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; Now, request the file
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mov eax, 53
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mov ebx, 4
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mov ecx, [socketNum]
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mov edx, [tftp_len]
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mov esi, tftp_filename
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int 0x40
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cfr002:
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mov eax,23 ; wait here for event
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mov ebx,1 ; Time out after 10ms
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int 0x40
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cmp eax,1 ; redraw request ?
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je cfr003
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cmp eax,2 ; key in buffer ?
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je cfr004
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cmp eax,3 ; button in buffer ?
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je cfr005
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; Any data to fetch?
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mov eax, 53
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mov ebx, 2
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mov ecx, [socketNum]
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int 0x40
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cmp eax, 0
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je cfr002
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push eax ; eax holds # chars
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; Update the text on the display - once
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mov eax, [prompt]
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cmp eax, p3
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je cfr008
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mov dword [prompt], p3
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mov dword [promptlen], p3len - p3
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call draw_window ;
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cfr008:
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; we have data - this will be a tftp frame
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; read first two bytes - opcode
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mov eax, 53
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mov ebx, 3
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mov ecx, [socketNum]
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int 0x40 ; read byte
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mov eax, 53
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mov ebx, 3
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mov ecx, [socketNum]
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int 0x40 ; read byte
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pop eax
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; bl holds tftp opcode. Can only be 3 (data) or 5 ( error )
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cmp bl, 3
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jne cfrerr
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push eax
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; do data stuff. Read block #. Read data. Send Ack.
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mov eax, 53
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mov ebx, 3
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mov ecx, [socketNum]
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int 0x40 ; read byte
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mov [blockNumber], bl
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mov eax, 53
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mov ebx, 3
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mov ecx, [socketNum]
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int 0x40 ; read byte
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mov [blockNumber+1], bl
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cfr007:
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mov eax, 53
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mov ebx, 3
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mov ecx, [socketNum]
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int 0x40 ; read byte
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mov esi, [fileposition]
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mov [esi], bl
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mov [esi+1],bl
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add dword [fileposition],2
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mov eax, 53
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mov ebx, 2
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mov ecx, [socketNum]
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int 0x40 ; any more data?
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cmp eax, 0
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jne cfr007 ; yes, so get it
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cmp [fileposition],0x20000+0xffff
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jb get_more_stream
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wait_more:
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mov eax,5 ; wait for correct timer position
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; to trigger new play block
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mov ebx,1
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int 0x40
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mov eax,26
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mov ebx,9
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int 0x40
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cmp eax,[wait_for]
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jb wait_more
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add eax,[delay]
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mov [wait_for],eax
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mov esi,0x20000
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mov edi,0x10000
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mov ecx,65536
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cld
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rep movsb
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mov eax,55
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mov ebx,0
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mov ecx,0x10000
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int 0x40
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mov eax,55
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mov ebx,1
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int 0x40
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mov [fileposition],0x20000
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get_more_stream:
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; write the block number into the ack
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mov al, [blockNumber]
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mov [ack + 2], al
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mov al, [blockNumber+1]
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mov [ack + 3], al
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; send an 'ack'
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mov eax, 53
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mov ebx, 4
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mov ecx, [socketNum]
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mov edx, ackLen - ack
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mov esi, ack
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int 0x40
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; If # of chars in the frame is less that 516,
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; this frame is the last
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pop eax
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cmp eax, 516
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je cfr002
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; Write the file
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mov eax, 33
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mov ebx, source
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mov edx, [filesize]
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mov ecx, I_END + 512
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mov esi, 0
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int 0x40
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jmp cfrexit
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cfrerr:
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; simple implementation on error - just read all data, and return
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mov eax, 53
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mov ebx, 3
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mov ecx, [socketNum]
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int 0x40 ; read byte
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mov eax, 53
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mov ebx, 2
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mov ecx, [socketNum]
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int 0x40 ; any more data?
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cmp eax, 0
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jne cfrerr ; yes, so get it
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jmp cfr006 ; close socket and close app
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cfr003: ; redraw request
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call draw_window
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jmp cfr002
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cfr004: ; key pressed
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mov eax,2 ; just read it and ignore
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int 0x40
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jmp cfr002
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cfr005: ; button
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mov eax,17 ; get id
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int 0x40
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cmp ah,1 ; button id=1 ?
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jne cfr002 ; If not, ignore.
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cfr006:
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; close socket
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mov eax, 53
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mov ebx, 1
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mov ecx, [socketNum]
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int 0x40
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mov [socketNum], dword 0
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mov eax,-1 ; close this program
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int 0x40
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jmp $
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cfrexit:
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; close socket
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mov eax, 53
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mov ebx, 1
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mov ecx, [socketNum]
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int 0x40
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mov [socketNum], dword 0
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mov dword [prompt], p4
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mov dword [promptlen], p4len - p4
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call draw_window ;
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ret
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; *********************************************
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; ******* WINDOW DEFINITIONS AND DRAW ********
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; *********************************************
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draw_window:
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mov eax,12 ; function 12:tell os about windowdraw
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mov ebx,1 ; 1, start of draw
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int 0x40
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; DRAW WINDOW
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mov eax,0 ; function 0 : define and draw window
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mov ebx,100*65536+230 ; [x start] *65536 + [x size]
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mov ecx,100*65536+170 ; [y start] *65536 + [y size]
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mov edx,0x03224466 ; color of work area RRGGBB
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mov esi,0x00334455 ; color of grab bar RRGGBB,8->color gl
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mov edi,0x00ddeeff ; color of frames RRGGBB
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int 0x40
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; WINDOW LABEL
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mov eax,4 ; function 4 : write text to window
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mov ebx,8*65536+8 ; [x start] *65536 + [y start]
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mov ecx,0x00ffffff ; color of text RRGGBB
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mov edx,labelt ; pointer to text beginning
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mov esi,labellen-labelt ; text length
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int 0x40
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mov eax,8 ; COPY BUTTON
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mov ebx,20*65536+190
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mov ecx,79*65536+15
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mov edx,3
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mov esi,0x557799
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; int 0x40
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mov eax,8 ; DELETE BUTTON
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mov ebx,20*65536+190
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mov ecx,111*65536+15
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mov edx,2
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mov esi,0x557799
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int 0x40
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mov eax,8
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mov ebx,200*65536+10
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mov ecx,34*65536+10
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mov edx,4
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mov esi,0x557799
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int 0x40
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mov eax,8
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mov ebx,200*65536+10
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mov ecx,50*65536+10
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mov edx,5
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mov esi,0x557799
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int 0x40
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; Copy the file name to the screen buffer
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; file name is same length as IP address, to
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; make the math easier later.
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cld
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mov esi,source
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mov edi,text+13
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mov ecx,15
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rep movsb
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; copy the IP address to the screen buffer
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mov esi,destination
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mov edi,text+40+13
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mov ecx,15
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rep movsb
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; copy the prompt to the screen buffer
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mov esi,[prompt]
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mov edi,text+280
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mov ecx,[promptlen]
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rep movsb
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; Re-draw the screen text
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cld
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mov ebx,25*65536+35 ; draw info text with function 4
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mov ecx,0xffffff
|
|
mov edx,text
|
|
mov esi,40
|
|
newline:
|
|
mov eax,4
|
|
int 0x40
|
|
add ebx,16
|
|
add edx,40
|
|
cmp [edx],byte 'x'
|
|
jnz newline
|
|
|
|
|
|
mov eax,12 ; function 12:tell os about windowdraw
|
|
mov ebx,2 ; 2, end of draw
|
|
int 0x40
|
|
|
|
ret
|
|
|
|
|
|
; DATA AREA
|
|
|
|
source db 'HEAT8M22.WAV '
|
|
destination db '192.168.1.24 '
|
|
|
|
|
|
tftp_filename: times 15 + 9 db 0
|
|
tftp_IP: dd 0
|
|
tftp_len: dd 0
|
|
|
|
addr dd 0x0
|
|
ya dd 0x0
|
|
|
|
fileposition dd 0 ; Points to the current point in the file
|
|
filesize dd 0 ; The number of bytes written / left to write
|
|
fileblocksize dw 0 ; The number of bytes to send in this frame
|
|
|
|
text:
|
|
db 'SOURCE FILE: xxxxxxxxxxxxxxx '
|
|
db 'HOST IP ADD: xxx.xxx.xxx.xxx '
|
|
db ' '
|
|
db 'WAVE FORMAT: 8 BIT,MONO,22050HZ '
|
|
db ' '
|
|
db ' SERVER -> PLAY FILE '
|
|
db ' '
|
|
db ' '
|
|
db 'x <- END MARKER, DONT DELETE '
|
|
|
|
|
|
labelt:
|
|
db 'TFTP Wave Player'
|
|
labellen:
|
|
|
|
|
|
prompt: dd 0
|
|
promptlen: dd 0
|
|
|
|
|
|
p1: db 'Waiting for Command '
|
|
p1len:
|
|
|
|
p9: db 'Define SB with setup'
|
|
p9len:
|
|
|
|
p2: db 'Sending File '
|
|
p2len:
|
|
|
|
p3: db 'Playing File '
|
|
p3len:
|
|
|
|
p4: db 'Complete '
|
|
p4len:
|
|
|
|
p5: db 'Contacting Host... '
|
|
p5len:
|
|
|
|
p6: db 'File not found. '
|
|
p6len:
|
|
|
|
ack:
|
|
db 00,04,0,1
|
|
ackLen:
|
|
|
|
socketNum:
|
|
dd 0
|
|
|
|
blockNumber:
|
|
dw 0
|
|
|
|
; This must be the last part of the file, because the blockBuffer
|
|
; continues at I_END.
|
|
blockBuffer:
|
|
db 00, 03, 00, 01
|
|
I_END:
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|