aabc2/KOS_qrcodes
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small fixes. need more

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git-svn-id: svn://kolibrios.org@6410 a494cfbc-eb01-0410-851d-a64ba20cac60
This commit is contained in:
siemargl
2016-04-27 19:59:20 +00:00
parent a1265dabee
commit 845d2f0618
10 changed files with 84 additions and 79 deletions
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46
programs/develop/ktcc/trunk/source/start.asm
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@@ -8,14 +8,14 @@ __DEBUG__=0
;start_:
virtual at 0
db 'MENUET01' ; 1. Magic number (8 bytes)
dd 0x01 ; 2. Version of executable file
dd start ; 3. Start address
dd 0x0 ; 4. Size of image
dd 0x100000 ; 5. Size of needed memory
dd 0x100000 ; 6. Pointer to stack
hparams dd 0x0 ; 7. Pointer to program arguments
hpath dd 0x0 ; 8. Pointer to program path
db 'MENUET01' ; 1. Magic number (8 bytes)
dd 0x01 ; 2. Version of executable file
dd start ; 3. Start address
dd 0x0 ; 4. Size of image
dd 0x100000 ; 5. Size of needed memory
dd 0x100000 ; 6. Pointer to stack
hparams dd 0x0 ; 7. Pointer to program arguments
hpath dd 0x0 ; 8. Pointer to program path
end virtual
start:
@@ -28,12 +28,12 @@ start:
;DEBUGF ' path "%s"\n params "%s"\n', .path, .params
; check for overflow
mov al, [path+buf_len-1]
or al, [params+buf_len-1]
or al, [params+buf_len-1]
jnz .crash
; check if path written by OS
mov eax, [hparams]
test eax, eax
jz .without_path
jz .without_path
mov eax, path
.without_path:
mov esi, eax
@@ -41,21 +41,21 @@ start:
; retrieving parameters
mov esi, params
xor edx, edx ; dl - <20><><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>(1) <20><><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>(0)
; dh - <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> (1 <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>, 0 <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>)
; dh - <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> (1 <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>, 0 <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>)
mov ecx, 1 ; cl = 1
; ch = 0 <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD>
; ch = 0 <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD>
.parse:
lodsb
test al, al
jz .run
jz .run
test dl, dl
jnz .findendparam
;{<7B><><EFBFBD><EFBFBD> <20><><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
;{<7B><><EFBFBD><EFBFBD> <20><><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
cmp al, ' '
jz .parse ;<3B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>, <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
jz .parse ;<3B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>, <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
mov dl, cl ;<3B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
cmp al, '"'
jz @f ;<3B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
jz @f ;<3B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
mov dh, ch ;<3B><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
dec esi
call push_param
@@ -69,9 +69,9 @@ start:
.findendparam:
test dh, dh
jz @f ; <20><><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
jz @f ; <20><><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
cmp al, '"'
jz .clear
jz .clear
jmp .parse
@@:
cmp al, ' '
@@ -100,7 +100,7 @@ end if
xor eax,eax
dec eax
int 0x40
dd -1
dd -1
.crash:
;DEBUGF 'E:buffer overflowed\n'
jmp .exit
@@ -127,10 +127,10 @@ public path as '__path'
section '.bss'
buf_len = 0x400
max_parameters=0x20
argc rd 1
argv rd max_parameters
path rb buf_len
params rb buf_len
argc rd 1
argv rd max_parameters
path rb buf_len
params rb buf_len
;section '.data'
;include_debug_strings ; ALWAYS present in data section