0,0 → 1,189 |
;;=================================================================== |
;; Copyright 2011 dunkaist <dunkaist@gmail.com> |
;; Distributed under the terms of the GNU General Public License v3. |
;; See http://www.gnu.org/licenses/gpl.txt for the full license text. |
;;------------------------------------------------------------------- |
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CHAR1TXT_FILE_SIZE equ 20478 |
CHAR2TXT_FILE_SIZE equ 25598 |
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CHAR1MT_FILE_SIZE equ 2304 |
CHAR2MT_FILE_SIZE equ 2560 |
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FONT_HEIGHT equ 9 |
FONT_WIDTH_MONO equ 5 |
FONT_WIDTH_VAR equ 7 |
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use32 |
org 0x0 |
db 'MENUET01' |
dd 0x01, start, i_end, e_end, stacktop, 0x0, cur_dir |
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include '../../proc32.inc' |
include '../../macros.inc' |
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start: |
mcall 68, 11 |
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cld |
mov ecx, 4096 |
mov edi, cur_dir |
xor al, al |
repnz scasb |
std |
mov al, '/' |
repnz scasb |
add edi, 2 |
cld |
mov [cur_dir_slash], edi |
mov esi, _char1.txt |
mov ecx, 10/2 |
rep movsw |
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monospace: |
mcall 70, func70 ; get file info |
test eax, eax |
jnz quit |
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mov ecx, dword[file_info.Size] |
cmp ecx, CHAR1TXT_FILE_SIZE |
jl quit |
mov [func70.bytes_to_read], ecx |
mcall 68, 12, ; allocate memory for char.txt |
test eax, eax |
jz quit |
mov [func70.destination], eax |
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mov [func70.func_number], 0 ; read from file |
mcall 70, func70 |
test eax, eax |
jnz freemem_quit |
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|
xor dl, dl |
mov esi, [func70.destination] |
mov edi, esi ; yes, that's a feature |
mov bl, FONT_WIDTH_MONO |
.char: |
add esi, 8 |
call do_symbol |
dec dl |
jnz .char |
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mov [func70.func_number], 2 ; create/overwrite file |
mov [func70.bytes_to_read], CHAR1MT_FILE_SIZE |
mov edi, [cur_dir_slash] |
mov esi, _char1.mt |
mov ecx, 10/2 |
rep movsw |
mcall 70, func70 |
test eax, eax |
jnz freemem_quit |
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|
varspace: |
push [func70.destination] |
push file_info |
pop [func70.destination] |
mov [func70.func_number], 5 ; get file info |
mov edi, [cur_dir_slash] |
mov esi, _char2.txt |
mov ecx, 10/2 |
rep movsw |
mcall 70, func70 |
pop [func70.destination] |
test eax, eax |
jnz freemem_quit |
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mov ecx, dword[file_info.Size] |
cmp ecx, CHAR2TXT_FILE_SIZE |
jl freemem_quit |
mov [func70.bytes_to_read], ecx |
mcall 68, 20, ; realloc memory |
test eax, eax |
jz freemem_quit |
mov [func70.destination], eax |
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mov [func70.func_number], 0 ; read from file |
mcall 70, func70 |
test eax, eax |
jnz freemem_quit |
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xor dl, dl |
mov esi, [func70.destination] |
mov edi, esi ; yes, that's a feature |
mov bl, FONT_WIDTH_VAR |
.char: |
add esi, 6 |
lodsb |
cmp al, ' ' ; space means default symbol width (8) |
jnz @f |
mov al, 8+47 |
@@: sub al, 47 |
stosb |
add esi, 3 |
call do_symbol |
dec dl |
jnz .char |
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mov [func70.func_number], 2 ; create/overwrite file |
mov [func70.bytes_to_read], CHAR2MT_FILE_SIZE |
mov edi, [cur_dir_slash] |
mov esi, _char2.mt |
mov ecx, 10/2 |
rep movsw |
mcall 70, func70 |
test eax, eax |
jnz freemem_quit |
|
freemem_quit: |
mcall 68, 13, [func70.destination] |
quit: |
mcall -1 |
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proc do_symbol |
mov ch, FONT_HEIGHT |
.col: xor ah, ah |
xor cl, cl |
.row: lodsb |
cmp al, ' ' |
setnz al |
shl al, cl |
or ah, al |
inc cl |
cmp cl, bl |
jnz .row |
add esi, 3 |
mov al, ah |
stosb |
dec ch |
jnz .col |
ret |
endp |
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_char1.txt db 'char.txt',0 |
_char2.txt db 'char2.txt',0 |
_char1.mt db 'char.mt',0 |
_char2.mt db 'char2.mt',0 |
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func70: |
.func_number dd 5 ; function number |
.position dd 0 ; position in file |
.reserved dd 0 ; reserved |
.bytes_to_read dd 0 ; bytes to read |
.destination dd file_info |
.flag db 0 ; see file name later |
.file_name dd cur_dir ; pointer to the name of file (ASCIIZ) |
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i_end: |
file_info FILEINFO |
cur_dir rb 4096 |
cur_dir_slash rd 1 ; we save here position of the last '/' symbol |
stack_here rb 0x200 |
stacktop: |
e_end: |