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feat: déplacement de "str0.asm" au sein du répertoire dédié aux librairies

This commit is contained in:
Nicolas Hordé 2007-03-23 17:37:28 +00:00
parent 79296d337d
commit ede79c0bd9
1 changed files with 993 additions and 0 deletions
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lib/str0.asm Normal file
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@ -0,0 +1,993 @@
model tiny,stdcall
p586N
locals
jumps
codeseg
option procalign:byte
include "..\include\mem.h"
include "..\include\divers.h"
org 0h
header exe <"CE",1,0,0,offset exports,,,>
exporting
declare checksyntax
declare cmpitems
declare gettypeditem
declare gettyped
declare whatisitem
declare whatis
declare strtoadress
declare strisadress
declare strisname
declare strisbase
declare strtoint
declare left
declare right
declare middle
declare fill
declare replaceallchar
declare searchchar
declare invert
declare cmpstr
declare evalue
declare insert
declare delete
declare copy
declare concat
declare compressdelimiter
declare setnbitems
declare getitemsize
declare getitem
declare getpointeritem
declare getnbitems
declare getlength
declare setlength
declare uppercase
declare onecase
declare lowercase
declare invertcase
ende
;Librairie qui prend en charge le format de STR ASCIIZ
;# nombre 8
;? str 7
;& nom 6
;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 nom
;6 ... 7 str
; 8 nombre
;Renvoie carry si la syntaxe de ds:si n'est pas respect‚ par rapport a es:di
PROC checksyntax FAR
ARG @src:word,@dest:word,@delim:word
USES ax,bx,cx,dx,si,di,ds,es
LOCAL @@temp:word:256
push ss
pop es
lea si,[@@temp]
mov di,[@dest]
call copy,[@src],si
call xch
call compressdelimiter,si,[@delim]
call getnbitems,si,[@delim]
mov bx,ax
call xch
call getnbitems,di,[@delim]
cmp bx,ax
jne @@notequalatall
xor cx,cx
@@itemer:
call xch
call whatisitem,si,cx,[@delim]
mov dx,ax
call xch
call whatisitem,di,cx,[@delim]
cmp ax,dx
jne @@prob
cmp al,6
jb @@equal
call cmpitems
je @@equal
@@prob:
cmp dl,4
ja @@nonumber
cmp dl,8
je @@equal
;cmp al,4
;jne @@notequalatall
cmp dh,ah
ja @@notequalatall
jmp @@equal
@@nonumber:
cmp al,7
jne @@nostr
cmp ah,0
jne @@notequalatall
jmp @@equal
@@nostr:
cmp al,6
jne @@noname
cmp dl,6
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:
ret
@@notequalatall:
stc
jmp @@ackno
endp checksyntax
xch:
push es
push ds
pop es
pop ds
ret
;Compare les ‚l‚ments cx de deux chaine ds:si et es:di
PROC cmpitems FAR
ARG @src:word,@dest:word,@item:word,@delim:word
USES ax,cx,si,di,es
push ds
pop es
call getpointeritem,[@src],[@item],[@delim]
mov si,ax
call getitemsize,[@src],[@item],[@delim]
mov di,[@dest]
mov cx,ax
cld
rep cmpsb
clc
ret
endp cmpitems
;Renvoie l'‚l‚ment cx de ds:si dans edx si nb et dans es:di si str ou name
PROC gettypeditem FAR
ARG @src:word,@item:word,@delim:word
USES bx,cx,si,di
mov si,[@src]
mov cx,[@item]
call getpointeritem,si,cx,[@delim]
mov di,ax
inc cx
call getpointeritem,si,cx,[@delim]
mov si,ax
dec si
mov cl,0
xchg cl,[ds:si]
call gettyped,di
xchg cl,[ds:si]
clc
ret
endp gettypeditem
;Renvoie eax si nb et dans ds:eax si str ou name
PROC gettyped FAR
ARG @src:word
USES si
mov si,[@src]
xor eax,eax
call whatis,si
cmp al,1
je @@bin
cmp al,2
je @@oct
cmp al,3
je @@dec
cmp al,4
je @@hex
cmp al,5
je @@pointer
mov ax,si
jmp @@endofgettypeditem
@@bin:
call strtoint,si,2
jmp @@endofgettypeditem
@@oct:
call strtoint,si,8
jmp @@endofgettypeditem
@@dec:
call strtoint,si,10
jmp @@endofgettypeditem
@@hex:
call strtoint,si,16
jmp @@endofgettypeditem
@@pointer:
call strtoadress,si
@@endofgettypeditem:
clc
ret
endp gettyped
;Renvoie dans ax le type de la str0 point‚e par ds:%0 ‚l‚ment %1 delim %3
PROC whatisitem FAR
ARG @src:word,@item:word,@delim:word
USES bx,cx,si,di
mov si,[@src]
mov cx,[@item]
call getpointeritem,si,cx,[@delim]
mov di,ax
inc cx
call getpointeritem,si,cx,[@delim]
mov si,ax
dec si
mov cl,0
xchg cl,[ds:si]
call whatis,di
xchg cl,[ds:si]
clc
ret
endp whatisitem
;Renvoie dans ax le type de la str0 point‚e par ds:%0
;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
PROC whatis FAR
ARG @src:word
USES bx,cx,edx,si
mov si,[@src]
xor cx,cx
mov cl,2
call strisbase,si,cx
jnc @@finbase
mov cl,8
call strisbase,si,cx
jnc @@finbase
mov cl,10
call strisbase,si,cx
jnc @@finbase
mov cl,16
call strisbase,si,cx
jc @@testadress
@@finbase:
mov bx,cx
xor ch,ch
mov al,[cs:bx+offset basenn-2]
push eax
call strtoint,si,cx
mov edx,eax
pop eax
cmp edx,0000FFFFh
ja @@bits32
cmp dx,00FFh
ja @@bits16
mov ah,1
jmp @@endofwhat
@@bits16:
mov ah,2
jmp @@endofwhat
@@bits32:
mov ah,4
jmp @@endofwhat
@@testadress:
call strisadress,si
jc @@testname
mov ax,0005h
jmp @@endofwhat
@@testname:
call strisname
jc @@testnumber
xor ah,ah
cmp [byte ptr si],'&'
je @@okname
call getlength,si
mov ah,al
@@okname:
mov al,06h
jmp @@endofwhat
@@testnumber:
cmp [byte ptr si],'#'
jne @@testvarstr
xor ah,ah
mov al,08h
jmp @@endofwhat
@@testvarstr:
xor ah,ah
cmp [byte ptr si],'?'
je @@okvarstr
call getlength,si
mov ah,al
@@okvarstr:
mov al,07h
@@endofwhat:
clc
ret
endp whatis
;Renvoie non carry si la str ds:si point‚e peut ˆtre une adresse
PROC strtoadress FAR
;push
stc
;pop
ret
endp strtoadress
;Renvoie en es:di le pointeur str0 ds:si
PROC strisadress FAR
;push
stc
;pop
ret
endp strisadress
;Renvoie non carry si la str ds:%0 point‚e peut ˆtre un nom de fichier
PROC strisname FAR
ARG @src:word
USES ax,si,di
mov si,[@src]
@@isname:
mov al,[si]
inc si
cmp al,0
je @@itsok
mov di,offset non
@@verify:
mov ah,[cs:di]
inc di
cmp ah,0FFh
je @@isname
cmp ah,al
jne @@verify
stc
jmp @@itsdead
@@itsok:
clc
@@itsdead:
ret
endp strisname
non db '/<>|"?*:\',01,0FFh
;Renvoie non carry si le texte point‚ par %0 est de la base %1
PROC strisbase FAR
ARG @src:word,@base:word
USES ax,cx,si,di,es
push cs
pop es
mov si,[@src]
@@isstrbase:
mov al,[si]
cmp al,0
je @@okbase
mov cx,[@base]
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:
ret
@@verifbase:
cmp [byte ptr si+1],0
je @@okbase
@@nobase:
stc
jmp @@endbase
endp strisbase
base db '0123456789ABCDEF'
basen db 'b o d h'
basenn db 1,0,0,0,0,0,2,0,3,0,0,0,0,0,4
;Converti un str %0 de base %1 en int dans eax
PROC strtoint FAR
ARG @src:word,@base:word
USES ebx,ecx,edx,si,edi,es
push cs
pop es
mov si,[@src]
@@gotos:
cmp [byte ptr si+1], 0
je @@oklo
inc si
jmp @@gotos
@@oklo:
mov edi,1
xor ebx,ebx
@@baseto:
cmp [@src],si
ja @@endbaseto
mov al,[si]
xor ecx,ecx
mov cl,[byte ptr @base]
inc cl
push di
mov di,offset base
cld
repne scasb
pop di
jne @@noop
sub cl,[byte ptr @base]
neg cl
mov eax,edi
mul ecx
add ebx,eax
mov eax,edi
mov cl,[byte ptr @base]
mul ecx
mov edi,eax
@@noop:
dec si
jmp @@baseto
@@endbaseto:
mov eax,ebx
clc
ret
endp strtoint
;Renvoie en ds:%1 la partie de %2 caractŠres a partir de la gauche de ds:%0
PROC left FAR
ARG @src:word,@dest:word,@nb:word
USES ax,cx,si,di,es
push ds
pop es
mov si,[@src]
mov di,[@dest]
mov cx,[@nb]
cld
rep movsb
mov al,0
stosb
clc
ret
endp left
;Renvoie en ds:%1 la partie de %2 caractŠres a partir de la droite de ds:%0
PROC right FAR
ARG @src:word,@dest:word,@nb:word
USES ax,cx,si,di,es
push ds
pop es
mov si,[@src]
mov di,[@dest]
call getlength,si
add si,ax
sub si,[@nb]
mov cx,[@nb]
cld
rep movsb
mov al,0
stosb
clc
ret
endp right
;Renvoie en ds:%1 la partie de %3 caractŠres a partir de la position %2 de ds:%0
PROC middle FAR
ARG @src:word,@dest:word,@item:word,@nb:word
USES ax,cx,si,di,es
push ds
pop es
mov si,[@src]
mov di,[@dest]
mov cx,[@nb]
add si,[@item]
cld
rep movsb
mov al,0
stosb
clc
ret
endp middle
;Rempli de %3 caractŠres %2 a partir de la position %1 de ds:%0
PROC fill FAR
ARG @src:word,@item:word,@char:word,@nb:word
USES ax,cx,si,di,es
push ds
pop es
mov di,[@src]
add di,[@item]
mov ax,[@char]
mov cx,[@nb]
cld
rep stosb
clc
ret
endp fill
;Remplace tout les caractŠres %1 de ds:%0 par des caractŠres %2
PROC replaceallchar FAR
ARG @src:word,@char1:word,@char2:word
USES ax,cx,dx,di,es
mov di,[@src]
call getlength,di
mov cx,ax
mov ax,[@char1]
mov dx,[@char2]
push ds
pop es
@@findandchange:
repne scasb
cmp cx,0
je @@endofchange
mov [es:di-1],dl
jmp @@findandchange
@@endofchange:
clc
ret
endp replaceallchar
;Recherche un caractŠre dl dans la chaŒne ds:%0
PROC searchchar FAR
ARG @src:word,@char:word
USES cx,di,es
mov di,[@src]
call getlength,di
mov cx,ax
push ds
pop es
mov ax,[@char]
repne scasb
mov ax,di
dec ax
clc
ret
endp searchchar
;Inverse la chaine point‚e en ds:%0
PROC invert FAR
ARG @src:word
USES ax,cx,si,di
mov si,[@src]
call getlength,si
mov di,si
add di,ax
dec di
@@revert:
mov al,[si]
xchg al,[di]
mov [si],al
inc si
dec di
cmp si,di
ja @@finishinvert
dec di
cmp si,di
ja @@finishinvert
inc di
jmp @@revert
@@finishinvert:
clc
ret
endp invert
;Compares 2 chaines de caractŠres DS:%0 et DS:%1 zerof si non equal
PROC cmpstr FAR
ARG @src:word,@dest:word
USES cx,dx,si,di
push ds
pop es
mov si,[@src]
mov di,[@dest]
call getlength,di
mov cx,ax
call getlength,si
cmp cx,ax
jne @@notequal
repe cmpsb
@@notequal:
ret
endp cmpstr
;Compares 2 chaines de caractŠres DS:%0 et DS:%1 zerof si non equal et renvoie le nb de caractŠre egaux dans ax
PROC evalue FAR
ARG @src:word,@dest:word
USES cx,si,di,es
push ds
pop es
mov si,[@src]
mov di,[@dest]
call getlength ,di
mov cx,ax
repe cmpsb
pushf
jne @@noident
sub ax,cx
popf
clc
ret
@@noident:
sub ax,cx
dec ax
popf
clc
ret
endp evalue
;Insert une chaine ds:%0 en ds:%1 a partir du caractŠre %2
PROC insert FAR
ARG @src:word,@dest:word,@item:word
USES ax,cx,si,di,es
push es
pop ds
mov si,[@dest]
call getlength,si
mov cx,ax
add si,ax
mov di,si
call getlength,[@src]
add di,ax
sub cx,[@item]
inc cx
std
rep movsb
mov si,[@src]
mov di,[@dest]
add di,[@item]
mov cx,ax
cld
rep movsb
clc
ret
endp insert
;Detruit %2 caractŠres a partir du caractŠre %1 de DS:%0
PROC delete FAR
ARG @src:word,@item:word,@size:word
USES ax,cx,dx,si,di,es
push ds
pop es
mov si,[@src]
call getlength,si
mov cx,ax
sub cx,[@size]
sub cx,[@item]
inc cx
add si,[@item]
mov di,si
add si,[@size]
cld
rep movsb
clc
ret
endp delete
;Copie une chaine de ds:si en es:di
PROC copy FAR
ARG @src:word,@dest:word
USES ax,cx,si,di
mov si,[@src]
mov di,[@dest]
call getlength,si
mov cx,ax
cld
rep movsb
mov al,0
stosb
clc
ret
endp copy
;ConcatŠne le chaine ds:si avec ds:di
PROC concat FAR
ARG @src:word,@dest:word
USES ax,cx,si,di,es
push ds
pop es
mov si,[@src]
call getlength,si
mov cx,ax
mov di,[@dest]
call getlength,di
add di,ax
cld
rep movsb
mov al,0
stosb
clc
ret
endp concat
;D‚truit les d‚limiteur qui sont cons‚cutifs dans ds:%0 -> renvoie le nb d'item
PROC compressdelimiter FAR
ARG @src:word,@delim:word
USES cx,dx,si,di,es
mov di,[@src]
call getlength,di
mov cx,ax
push ds
pop es
mov ax,[@delim]
xor dx,dx
@@compressitems:
repne scasb
inc dx
@@againcomp:
cmp [di],al
jne @@nosup
call delete,di,0,1
jmp @@againcomp
@@nosup:
cmp cx,0
jne @@compressitems
mov ax,dx
clc
ret
endp compressdelimiter
;Met le nombre d'‚l‚ments de ds:%0 à %1
PROC setnbitems FAR
ARG @src:word,@size:word,@delim:word
USES ax,cx,di,es
mov di,[@src]
cmp [@size],0
je @@onlyzero
call getnbitems,di,[@delim]
cmp [@size],ax
je @@noadjust
jb @@subsome
push ds
pop es
sub ax,[@size]
neg ax
mov cx,ax
call getlength,di
add di,ax
mov ax,[@delim]
mov ah,'a'
rep stosw
xor al,al
stosb
jmp @@noadjust
@@subsome:
call getpointeritem,[@src],[@size],[@delim]
dec ax
mov di,ax
@@onlyzero:
mov [byte ptr di],0
@@noadjust:
clc
ret
endp setnbitems
;Renvoie la taille ax de l'‚l‚ment %0
PROC getitemsize FAR
ARG @src:word,@item:word,@delim:word
USES cx,dx
mov cx,[@item]
call getpointeritem,[@src],cx,[@delim]
mov dx,ax
inc cx
call getpointeritem,[@src],cx,[@delim]
sub ax,dx
dec ax
clc
ret
endp getitemsize
;Renvoie en ds:%1 l'‚l‚ment %2 de ds:%0
PROC getitem FAR
ARG @src:word,@dest:word,@item:word,@delim:word
USES ax,cx,si,di,es
push ds
pop es
call getpointeritem,[@src],[@item],[@delim]
mov si,ax
call getitemsize,[@src],[@item],[@delim]
mov di,[@dest]
mov cx,ax
cld
rep movsb
mov al,0
stosb
clc
ret
endp getitem
;renvoi un pointeur ax sur l'‚l‚ment %1 de ds:%0
PROC getpointeritem FAR
ARG @src:word,@item:word,@delim:word
USES cx,dx,di,es
mov di,[@src]
cmp [@item],0
je @@finishpointer
push ds
pop es
call getlength,di
mov cx,ax
push ds
pop es
mov ax,[@delim]
xor dx,dx
@@countnbitems:
cmp [@item],dx
je @@finishpointer
cld
repne scasb
inc dx
cmp cx,0
jne @@countnbitems
inc di
@@finishpointer:
mov ax,di
clc
ret
endp getpointeritem
;Renvoie le nombre d'‚l‚ments ax de ds:%0
PROC getnbitems FAR
ARG @src:word,@delim:word
USES cx,dx,di,es
mov di,[@src]
call getlength,di
mov cx,ax
push ds
pop es
mov ax,[@delim]
xor dx,dx
cld
@@countitems:
repne scasb
inc dx
cmp cx,0
jne @@countitems
mov ax,dx
clc
ret
endp getnbitems
;renvoie la taille en octets AX de la chaine point‚e en ds:%0
PROC getlength FAR
ARG @src:word
USES cx,di,es
push ds
pop es
mov di,[@src]
mov al,0
mov cx,0FFFFh
cld
repne scasb
neg cx
dec cx
dec cx
mov ax,cx
clc
ret
endp getlength
;Met la taille en octets de la chaine point‚e ds:%0 a %1
PROC setlength FAR
ARG @src:word,@size:word
USES si
mov si,[@src]
add si,[@size]
mov [byte ptr si],0
clc
ret
endp setlength
;met en majuscule la chaine ds:%0
PROC uppercase FAR
ARG @src:word
USES si,ax
mov si,[@src]
@@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
ret
endp uppercase
;met en majuscule la premiŠre lettre chaine ds:%0
PROC onecase FAR
ARG @src:word
USES ax
mov si,[@src]
mov al,[ds:si]
cmp al,'a'
jb @@oneenduppercase
cmp al,'z'
ja @@oneenduppercase
sub [byte ptr si],'a'-'A'
@@oneenduppercase:
clc
ret
endp onecase
;met en minuscule la chaine ds:%0
PROC lowercase FAR
ARG @src:word
USES si,ax
mov si,[@src]
@@lowercase:
mov al,[ds:si]
inc si
cmp al,0
je @@endlowercase
cmp al,'A'
jb @@lowercase
cmp al,'Z'
ja @@lowercase
add [byte ptr si-1],'a'-'A'
jmp @@lowercase
@@endlowercase:
clc
ret
endp lowercase
;Inverse la casse la chaine ds:%0
PROC invertcase FAR
ARG @src:word
USES si,ax
mov si,[@src]
@@invertcase:
mov al,[ds:si]
inc si
cmp al,0
je @@endinvertcase
cmp al,'A'
jb @@invertcase
cmp al,'Z'
jbe @@goinvertcase
cmp al,'a'
jb @@invertcase
cmp al,'z'
ja @@invertcase
sub [byte ptr si-1],'a'-'A'
jmp @@invertcase
@@goinvertcase:
add [byte ptr si-1],'a'-'A'
jmp @@invertcase
@@endinvertcase:
clc
ret
endp invertcase