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feat: ajout d'une commande interne mode. Nombreuses nouvelles fonctions dans str0.

This commit is contained in:
Nicolas Hordé 2001-05-15 22:48:10 +02:00
parent 564853e762
commit 36a6efc333
3 changed files with 861 additions and 271 deletions
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420
prompt.asm
View File

@ -6,84 +6,131 @@ smart
org 0100h org 0100h
start: start:
mov ah,2 mov ah,2
int 47h int 47h
mov ah,6 mov ah,6
int 47h int 47h
mov ah,6 mov ah,6
int 47h int 47h
mov ah,13 mov ah,13
mov si,offset msg mov si,offset msg
int 47h int 47h
xor bp,bp
mov dl,' '
call setdelimiter0
replay: replay:
mov ah,6 mov ah,6
int 47h int 47h
noret: noret:
mov ah,6 mov ah,6
int 47h int 47h
mov ah,13 mov ah,13
mov si,offset prompt mov si,offset prompt
int 47h int 47h
mov di,offset buffer mov di,offset buffer
waitchar: waitchar:
mov ax,0 mov ax,0
int 16h int 16h
cmp al,0Dh cmp ah,59
je entere jne norr
cmp di,offset buffer+256 cmp bp,0
je waitchar je waitchar
mov [di],al mov ah,13
inc di mov si,cs:[bp-8]
mov dl,al int 47h
mov ah,7 push cs
int 47h pop es
jmp waitchar call copy0
call getlength0
add di,cx
jmp waitchar
norr:
cmp al,0Dh
je entere
cmp di,offset buffer+256
je waitchar
mov [di],al
inc di
mov dl,al
mov ah,7
int 47h
jmp waitchar
entere: entere:
mov byte ptr [di],0 mov byte ptr [di],0
mov si,offset buffer mov si,offset buffer
cmp si,di cmp si,di
je noret je noret
mov ah,6 mov ah,6
int 47h int 47h
call uppercase0 push cs
mov bx,offset commands pop es
mov di,offset buffer2
xor cx,cx
call getitem0
mov si,di
call uppercase0
mov bx,offset commands
xor bp,bp
tre: tre:
mov di,[bx] mov di,[bx]
add bx,4 add bx,8
cmp di,0 cmp di,0
je error je error
push cs push cs
pop es pop es
call cmpstr0 call evalue0
jne tre cmp dx,bp
mov bx,[bx-2] jb noadd
call bx mov bp,dx
jmp replay mov ax,bx
noadd:
call cmpstr0
jne tre
mov si,offset buffer
mov di,offset buffer2
call copy0
mov si,di
call uppercase0
xor cx,cx
inc cx
call getpointeritem0
cmp byte ptr [di-1],0
jne nopod
mov byte ptr [di],0
nopod:
mov si,di
mov di,[bx-4]
call checksyntax0
jc errorprec
mov bx,[bx-6]
call bx
jmp replay
error: error:
push cs mov bp,ax
pop es push cs
mov dl,'.' pop es
call searchchar0 mov dl,'.'
je noaddext call searchchar0
mov di,offset buffer je noaddext
mov si,offset extcom mov di,offset buffer
call concat0 mov si,offset extcom
call concat0
noaddext: noaddext:
mov si,offset buffer mov si,offset buffer
push cs push cs
mov ax,offset arrive mov ax,offset arrive
push ax push ax
mov di,offset vga mov di,offset vga
mov ah,40 mov ah,40
int 47h int 47h
mov ax,6000h mov ax,6000h
mov es,ax mov es,ax
push ax push ax
mov di,0100h mov di,0100h
push di push di
mov ah,4 mov ah,4
int 48h int 48h
jc reallyerror jc reallyerror
push es push es
push es push es
push es push es
@ -92,174 +139,125 @@ jc reallyerror
pop gs pop gs
push 7202h push 7202h
popf popf
db 0CBh db 0CBh
arrive: arrive:
push cs push cs
push cs push cs
push cs push cs
push cs push cs
pop ds pop ds
pop es pop es
pop fs pop fs
pop gs pop gs
mov si,offset vga mov si,offset vga
mov ah,41 mov ah,41
int 47h int 47h
jmp replay xor bp,bp
jmp replay
reallyerror: reallyerror:
pop ax pop ax
pop ax pop ax
pop ax pop ax
pop ax pop ax
mov ah,13 mov ah,13
mov si,offset Error_Syntax mov si,offset Error_Syntax
int 47h int 47h
jmp replay mov ah,13
mov si,cs:[bp-8]
int 47h
jmp replay
errorprec:
mov ah,13
mov si,offset derror
int 47h
jmp replay
Code_Exit: Code_Exit:
pop ax pop ax
db 0CBh db 0CBh
Code_Version: Code_Version:
mov ah,13 mov ah,13
mov si,offset Version_Text mov si,offset Version_Text
int 47h int 47h
ret ret
Version_Text db 'Cos 2000 version 1.1.1B by Nico',0 Version_Text db 'Cos 2000 version 1.1.1B by Nico',0
Code_Cls: Code_Cls:
mov ah,2 mov ah,2
int 47h int 47h
ret ret
Code_Reboot: Code_Reboot:
push 0FFFFh push 0FFFFh
push 00000h push 00000h
db 0CBH db 0CBH
Code_Command: Code_Command:
mov bx,offset commands mov bx,offset commands
showalls: showalls:
mov si,[bx] mov si,[bx]
add bx,4 add bx,8
cmp si,0 cmp si,0
je endoff je endoff
mov ah,13 mov ah,13
int 47h int 47h
mov ah,6 mov ah,6
int 47h int 47h
jmp showalls jmp showalls
endoff: endoff:
ret ret
Code_Mode:
mov cx,0
call gettypeditem0
mov ah,0
mov al,dl
and al,1111b
int 47h
mov ah,2
int 47h
ret
extcom db '.EXE',0 extcom db '.EXE',0
commands dw Str_Exit ,Code_Exit commands dw Str_Exit ,Code_Exit ,Syn_Exit ,Help_Exit
dw Str_Version,Code_Version dw Str_Version,Code_Version,Syn_Version,Help_Version
dw Str_Cls ,Code_Cls dw Str_Cls ,Code_Cls ,Syn_Cls ,Help_Cls
dw Str_Reboot ,Code_Reboot dw Str_Reboot ,Code_Reboot ,Syn_Reboot ,Help_Reboot
dw Str_Command,Code_Command dw Str_Command,Code_Command,Syn_Command,Help_Command
dw Str_Mode ,Code_Mode ,Syn_Mode ,Help_Mode
dw 0 dw 0
Str_Exit db 'EXIT',0 Str_Exit db 'EXIT',0
Str_Version db 'VERSION',0 Str_Version db 'VERSION',0
Str_Cls db 'CLS',0 Str_Cls db 'CLS',0
Str_Reboot db 'REBOOT',0 Str_Reboot db 'REBOOT',0
Str_Command db 'COMMAND',0 Str_Command db 'COMMAND',0
Str_Mode db 'MODE',0
Syn_Exit db 0
Syn_Version db 0
Syn_Cls db 0
Syn_Reboot db 0
Syn_Command db 0
Syn_Mode db 'FFH',0
Help_Exit db 0
Help_Version db 0
Help_Cls db 0
Help_Reboot db 0
Help_Command db 0
Help_Mode db 0
Error_Syntax db 'Command or executable doesn''t exist !',0 derror db 'Syntax error',0
Error_Syntax db 'Command or executable doesn''t exist ! F1 for ',0
prompt db 'COS>',0 prompt db 'COS>',0
msg db 'Cos command interpretor V1.0',0 msg db 'Cos command interpretor V1.0',0
buffer db 255 dup (0)
;Recherche un caractŠre dl dans la chaŒne ds:si include str0.asm
SearchChar0:
push ax cx di es
call GetLength0
push ds
pop es
mov di,si
mov al,dl
repne scasb
pop es di cx ax
ret
;Compares 2 chaines de caractŠres DS:SI et ES:DI zerof si non equal buffer equ $
cmpstr0: buffer2 equ $+256
push cx dx si di vga equ $+512
call GetLength0
mov dx,cx
push ds si
push es
pop ds
mov si,di
call GetLength0
pop si ds
cmp cx,dx
jne NotEqual
repe cmpsb
NotEqual:
pop di si dx cx
ret
;met en majuscule la chaine ds:si
UpperCase0:
push si ax
UpperCase:
mov al,ds:[si]
inc si
cmp al,0
je EndUpperCase
cmp al,'a'
jb UpperCase
cmp al,'z'
ja UpperCase
sub byte ptr [si-1],'a'-'A'
jmp UpperCase
EndUpperCase:
clc
pop ax si
ret
;ConcatŠne le chaine ds:si avec es:di
Concat0:
push ax cx dx si di
call GetLength0
mov dx,cx
xchg si,di
push ds
push es
pop ds
call GetLength0
pop ds
xchg si,di
add di,cx
mov cx,dx
cld
rep movsb
mov al,0
stosb
pop di si dx cx ax
ret
;renvoie la taille en octets CX de la chaine point‚e en ds:si
GetLength0:
push ax di es
push ds
pop es
mov di,si
mov al,0
mov cx,0FFFFh
cld
repne scasb
neg cx
dec cx
dec cx
pop es di ax
ret
vga db 0
end start end start

632
str0.asm
View File

@ -1,22 +1,381 @@
;Librairie qui prend en charge le format de STR ASCIIZ ;Librairie qui prend en charge le format de STR ASCIIZ
.model tiny ;# nombre 9
.486 ;@ str 8
smart ;& file 7
.code
org 0100h ;Renvoie carry si la syntaxe de ds:si n'est pas respect‚ par rapport a es:di
CheckSyntax0:
push ax bx dx bp si di ds es
push es di
push cs
pop es
mov di,offset temp2
call copy0
mov si,di
push cs
pop ds
pop di es
call getdelimiter0
mov bp,dx
mov dl,' '
call setdelimiter0
call compressdelimiter0
call uppercase0
call getnbitems0
;call xch
;mov ax,cx
;call getnbitem0
;call xch
;cmp ax,cx
;call xch
;jne notequalatall
mov bx,cx
xor cx,cx
itemer:
call whatisitem0
mov dx,ax
call xch
call whatisitem0
call xch
cmp ax,dx
jne prob
cmp al,6
jb equal
call cmpitems0
je equal
prob:
cmp dl,4
ja nosize
cmp al,8
je equal
cmp al,4
jne notequalatall
cmp dh,ah
ja notequalatall
jmp equal
nosize:
cmp al,7
jne noname
cmp ah,0
jne notequalatall
jmp equal
noname:
cmp al,8
je equal
jmp notequalatall
equal:
inc cx
cmp cx,bx
jne itemer
cld
ackno:
mov dx,bp
call setdelimiter0
pop es ds di si bp dx bx ax
ret
notequalatall:
stc
jmp ackno
xch:
push ds
push es
pop ds
pop es
xchg si,di
ret
start: temp2 db 256 dup (0)
mov di,offset set
mov si,offset set ;Compare les ‚l‚ments cx de deux chaine ds:si et es:di
mov bx,7 Cmpitems0:
mov cx,5 push cx dx si di
call delete0 push cx di
call getpointeritem0
mov si,di
xor cx,cx
inc cx
call getpointeritem0
mov dx,di
sub dx,si
dec cx
pop di cx
push ds si
push es
pop ds
mov si,di
call getpointeritem0
pop si ds
mov cx,dx
rep cmpsb
pop di si dx cx
ret
;Renvoie l'‚l‚ment cx de ds:si dans edx si nb et dans es:di si str ou name
gettypeditem0:
push bx cx si
call getpointeritem0
mov si,di
xor cx,cx
inc cl
call getpointeritem0
mov bx,di
dec bx
mov cl,0
xchg cl,ds:[bx]
call gettyped0
xchg cl,ds:[bx]
pop si cx bx
ret
;Renvoie ds:si dans edx si nb et dans es:di si str ou name
gettyped0:
push ax
call whatis0
cmp al,5
jb number
cmp al,6
je pointer
push ds
pop es
call getpointeritem0
jmp endofGettypeditem0
number:
mov edx,cs:lastnumber
jmp endofgettypeditem0
pointer:
call str0toadress
endofgettypeditem0:
pop ax
ret
;Renvoie dans ax le type de la str0 point‚e par ds:si ‚l‚ment cx
whatisitem0:
push bx cx si di
call getpointeritem0
mov si,di
xor cx,cx
inc cl
call getpointeritem0
mov bx,di
dec bx
mov cl,0
xchg cl,ds:[bx]
call whatis0
xchg cl,ds:[bx]
pop di si cx bx
ret
;Renvoie dans ax le type de la str0 point‚e par ds:si
;High Low
;0 variable 4 hex
;1 byte 3 dec
;2 word 2 oct
;3 3 octets 1 bin
;4 dword 5 adresse
;5 5 octets 6 name
;6 ... 7 str
whatis0:
push bx cx edx
mov cl,2
call str0isbase
jnc finbase
mov cl,8
call str0isbase
jnc finbase
mov cl,10
call str0isbase
jnc finbase
mov cl,16
call str0isbase
jc testadress
finbase:
mov bx,cx
xor ch,ch
mov al,cs:[bx+offset basenn-2]
call str0toint
mov cs:Lastnumber,edx
cmp edx,0000FFFFh
ja bits32
cmp dx,00FFh
ja bits16
mov ah,1
jmp endofwhat
bits16:
mov ah,2
jmp endofwhat
bits32:
mov ah,3
jmp endofwhat
testadress:
call str0isadress
jc testname
mov ax,0005h
jmp endofwhat
testname:
call str0isname
jc testvarstr
mov al,07h
call getlength0
cmp byte ptr [si],'&'
jne real
mov cl,0
real:
mov ah,cl
jmp endofwhat
testvarstr:
cmp byte ptr [si],'@'
jne testnumber
mov al,08h
call getlength0
mov ah,cl
jmp endofwhat
testnumber:
cmp byte ptr [si],'#'
jne isstr
call getlength0
cmp cl,1
ja isstr
mov ax,0009h
jmp endofwhat
isstr:
mov al,06h
call getlength0
dec cl
mov ah,cl
endofwhat:
pop edx cx bx
ret
Lastnumber dd 0
;Renvoie non carry si la str ds:si point‚e peut ˆtre une adresse
str0isadress:
;push
stc
;pop
ret
;Renvoie en es:di le pointeur str0 ds:si
Str0toAdress:
;push
stc
;pop
ret
;Renvoie non carry si la str ds:si point‚e peut ˆtre un nom de fichier
str0isname:
push ax si di
isname:
mov al,[si]
inc si
cmp al,0
je itsok
mov di,offset non
verify:
mov ah,[di]
inc di
cmp ah,0FFh
je isname
cmp ah,al
jne verify
stc
jmp itsdead
itsok:
clc
itsdead:
pop di si ax
ret
non db '/<>|@#',01,0FFh
;Renvoie non carry si le texte point‚ par si est de la base cl
str0isbase:
push ax cx si di es
push cs
pop es
mov ah,cl
isstrbase:
mov al,[si]
cmp al,0
je okbase
mov cl,ah
xor ch,ch
mov di,cx
cmp al,es:[di-2+offset basen]
je verifbase
xor ch,ch
inc cl
mov di,offset base
cld
repne scasb
cmp cx,0
je nobase
inc si
jmp isstrbase
okbase:
clc
endbase:
pop es di si cx ax
ret
verifbase:
cmp byte ptr [si+1],0
je okbase
nobase:
stc
jmp endbase
temp dw 0
;Converti un str de base cl en int dans edx
str0toint:
push eax bx ecx si edi ebp es
push cs
pop es
mov ah,cl
mov cs:temp,si
gotos:
cmp byte ptr [si+1], 0
je oklo
inc si
jmp gotos
oklo:
mov edi,1
xor ebp,ebp
mov bl,cl
baseto:
cmp si,cs:temp
jb endbaseto
mov al,[si]
xor ecx,ecx
mov cl,bl
inc cl
push di
mov di,offset base
cld
repne scasb
pop di
jne noop
sub cl,bl
neg cl
mov eax,edi
mul ecx
add ebp,eax
mov eax,edi
mov cl,bl
mul ecx
mov edi,eax
noop:
dec si
jmp baseto
endbaseto:
mov edx,ebp
pop es ebp edi si ecx bx eax
ret ret
base db '0123456789ABCDEF'
set db 'Essai de string',0 basen db 'B O D H'
set2 db 'epais',0 basenn db 1,0,0,0,0,0,2,0,3,0,0,0,0,0,4
tre db 30 dup (0)
;Renvoie en es:di la partie de cx caractŠres a partir de la gauche de ds:si ;Renvoie en es:di la partie de cx caractŠres a partir de la gauche de ds:si
Left0: Left0:
@ -67,6 +426,24 @@ Fill0:
pop es di si cx bx ax pop es di si cx bx ax
ret ret
;Remplace tout les caractŠres al de ds:si par des caractŠres dl
ReplaceAllchar0:
push ax cx di es
call GetLength0
push ds
pop es
mov di,si
findandchange:
repne scasb
cmp cx,0
je endofchange
mov es:[di-1],dl
jmp findandchange
endofchange:
pop es di cx ax
ret
;Recherche un caractŠre dl dans la chaŒne ds:si ;Recherche un caractŠre dl dans la chaŒne ds:si
SearchChar0: SearchChar0:
push ax cx di es push ax cx di es
@ -79,6 +456,32 @@ SearchChar0:
pop es di cx ax pop es di cx ax
ret ret
;Inverse la chaine point‚e en ds:si
invert0:
push ax cx si di es
call GetLength0
push ds
pop es
mov di,si
add di,cx
dec di
revert:
mov al,[si]
xchg al,es:[di]
mov [si],al
inc si
dec di
cmp si,di
je finishinvert
dec di
cmp si,di
je finishinvert
inc di
jmp revert
finishinvert:
pop es di si cx ax
ret
;Compares 2 chaines de caractŠres DS:SI et ES:DI zerof si non equal ;Compares 2 chaines de caractŠres DS:SI et ES:DI zerof si non equal
cmpstr0: cmpstr0:
push cx dx si di push cx dx si di
@ -97,6 +500,42 @@ NotEqual:
pop di si dx cx pop di si dx cx
ret ret
;Compares 2 chaines de caractŠres DS:SI et ES:DI zerof si non equal et renvoie le nb de caractŠre egaux dans dx
evalue0:
push cx si di
push ds si
push es
pop ds
mov si,di
call GetLength0
pop si ds
mov dx,cx
repe cmpsb
pushf
sub dx,cx
popf
pop di si cx
ret
;Insert une chaine ds:si en es:di a partir du caractŠre cx
insert0:
push cx di si
add di,cx
call getlength0
push si di ds
push es
pop ds
mov si,di
add di,cx
call copy20
pop ds di si
cld
inc di
rep movsb
pop si di cx
ret
;Detruit CX caractŠres a partir du caractŠre BX de DS:SI ;Detruit CX caractŠres a partir du caractŠre BX de DS:SI
delete0: delete0:
push cx dx si di es push cx dx si di es
@ -105,16 +544,18 @@ delete0:
mov dx,cx mov dx,cx
call getlength0 call getlength0
sub cx,dx sub cx,dx
neg cx sub cx,bx
mov di,si inc cx
add si,bx add si,bx
mov di,si
add si,dx
cld cld
rep movsb rep movsb
pop es di si dx cx pop es di si dx cx
ret ret
;Copie une chaine de ds:si en es:di ;Copie une chaine de ds:si en es:di
Copy: Copy0:
push ax cx si di push ax cx si di
call GetLength0 call GetLength0
cld cld
@ -124,6 +565,19 @@ Copy:
pop di si cx ax pop di si cx ax
ret ret
;Copie une chaine de ds:si en es:di
Copy20:
push ax cx si di
call GetLength0
cld
add si,cx
add di,cx
inc cx
std
rep movsb
pop di si cx ax
ret
;ConcatŠne le chaine ds:si avec es:di ;ConcatŠne le chaine ds:si avec es:di
Concat0: Concat0:
push ax cx dx si di push ax cx dx si di
@ -145,6 +599,146 @@ Concat0:
pop di si dx cx ax pop di si dx cx ax
ret ret
;Met DL comme d‚limiteur par d‚faut
SetDelimiter0:
mov cs:delim,dl
ret
;Renvoie le d‚limiteur par d‚faut dans dl
GetDelimiter0:
mov dl,cs:delim
ret
delim db 0
;D‚truit les d‚limiteur qui sont cons‚cutifs dans ds:si
CompressDelimiter0:
push ax dx si di es
call Getlength0
push ds
pop es
mov di,si
mov al,cs:delim
xor dx,dx
Compressitems:
repne scasb
inc dx
againcomp:
cmp [di],al
jne nosup
mov si,di
mov bx,0
push cx
mov cx,1
call delete0
pop cx
jmp againcomp
nosup:
cmp cx,0
jne compressitems
mov cx,dx
pop es di si dx ax
ret
;Met le nombre d'‚l‚ments … cx
Setnbitems0:
push ax cx dx di es
mov dx,cx
call Getnbitems0
cmp cx,dx
je noadjust
ja subsome
push ds
pop es
mov di,si
sub cx,dx
neg cx
push cx
call getlength0
add di,cx
pop cx
mov al,cs:delim
mov ah,'a'
rep stosw
mov al,0
stosb
jmp noadjust
subsome:
mov cx,dx
call GetPointeritem0
dec di
mov byte ptr [di],0
noadjust:
pop es di dx cx
ret
;Renvoie la taille dx de l'‚l‚ment cx
Getitemsize:
push cx di
call getpointeritem0
mov dx,di
inc cx
call getpointeritem0
sub dx,di
neg dx
dec dx
pop di cx
ret
;Renvoie en es:di l'‚l‚ment cx de ds:si
Getitem0:
push si di cx ax
push di
call getPointeritem0
call getitemsize
mov si,di
pop di
mov cx,dx
rep movsb
mov al,0
stosb
pop ax cx di si
ret
;renvoi un pointeur di sur l'‚l‚ment cx de ds:si
GetPointeritem0:
push ax bx cx dx es
mov bx,cx
call Getlength0
push ds
pop es
mov di,si
mov al,cs:delim
xor dx,dx
Countnbitems:
cmp bx,dx
je finishpointer
repne scasb
inc dx
cmp cx,0
jne countnbitems
inc di
finishpointer:
pop es dx cx bx ax
ret
;Renvoie le nombre d'‚l‚ments cx de ds:si
GetNbitems0:
push ax dx di es
call Getlength0
push ds
pop es
mov di,si
mov al,cs:delim
xor dx,dx
Countitems:
repne scasb
inc dx
cmp cx,0
jne countitems
mov cx,dx
pop es di dx ax
ret
;renvoie la taille en octets CX de la chaine point‚e en ds:si ;renvoie la taille en octets CX de la chaine point‚e en ds:si
GetLength0: GetLength0:
push ax di es push ax di es
@ -249,5 +843,3 @@ EndInvertCase:
ret ret
end start

4
video.asm
View File

@ -1018,7 +1018,7 @@ rep movsd
pop cx eax pop cx eax
loadbmp: loadbmp:
push ax bx cx dx bp ds push ax bx cx dx ds
mov ax,ds:[18] mov ax,ds:[18]
mov si,ax mov si,ax
shr ax,2 shr ax,2
@ -1066,7 +1066,7 @@ dec dx
inc bl inc bl
dec cl dec cl
jnz palettemake jnz palettemake
pop ds bp dx cx bx ax pop ds dx cx bx ax
ret ret
sizeh dw 0 sizeh dw 0
sizev dw 0 sizev dw 0