529 lines
14 KiB
PHP
529 lines
14 KiB
PHP
; Copyright (c) 2009, <Lrz>
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; All rights reserved.
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;
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; Redistribution and use in source and binary forms, with or without
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; modification, are permitted provided that the following conditions are met:
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; * Redistributions of source code must retain the above copyright
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; notice, this list of conditions and the following disclaimer.
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; * Redistributions in binary form must reproduce the above copyright
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; notice, this list of conditions and the following disclaimer in the
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; documentation and/or other materials provided with the distribution.
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; * Neither the name of the <organization> nor the
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; names of its contributors may be used to endorse or promote products
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; derived from this software without specific prior written permission.
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;
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; THIS SOFTWARE IS PROVIDED BY Alexey Teplov aka <Lrz> ''AS IS'' AND ANY
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; EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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; WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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; DISCLAIMED. IN NO EVENT SHALL <copyright holder> BE LIABLE FOR ANY
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; DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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; (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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; ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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; (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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; SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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;*****************************************************************************
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; òóò îïèñûâàþòñÿ ïðîöåäóðû êîòîðûå èñïîëüçóþòñÿ â secondary loader
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color_sym_black equ 0
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color_sym_blue equ 1
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color_sym_green equ 2
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color_sym_turquoise equ 3
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color_sym_red equ 4
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color_sym_lightgray equ 7
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color_sym_lightblue equ 9
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color_sym_lettuce equ 10
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color_sym_pink equ 12
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color_sym_yellow equ 14
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color_sym_white equ 15
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if DEBUG
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decode:
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;input eax - ÷èñëî, es:di êóäà ïèñàòü, cx=10
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cmp eax, ecx
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jb @f
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xor edx, edx
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div ecx
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push edx
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call decode
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pop eax
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@@:
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or al, 0x30
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mov [ds:di], al
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inc di
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ret
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end if
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putchar:
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; in: al=character
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mov ah, 0Eh
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mov bh, 0
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int 10h
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ret
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printplain:
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; in: si->string
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pushad
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lodsb
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@@:
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call putchar
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lodsb
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test al, al
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jnz @b
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mov al, 13
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call putchar
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mov al, 10
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call putchar
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popad
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ret
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getkey:
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; get number in range [bl,bh] (bl,bh in ['0'..'9'])
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; in: bx=range
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; out: ax=digit (1..9, 10 for 0)
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mov ah, 0
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int 16h
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cmp al, bl
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jb getkey
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cmp al, bh
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ja getkey
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push ax
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call putchar
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pop ax
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and ax, 0Fh
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jnz @f
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mov al, 10
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@@:
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ret
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;setcursor:
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; in: dl=column, dh=row
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; mov ah, 2
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; mov bh, 0
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; int 10h
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; ret
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;macro _setcursor row,column
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;{
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; mov dx, row*256 + column
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; call setcursor
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;}
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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;
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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get_firs_sym:
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.start:
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mov al, byte [es:di]
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inc di
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dec cx
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jcxz .exit
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cmp al, 0xa ;cmp al,0xa
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jz ._entry
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cmp al, ';'
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jnz .start
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.first_com:
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mov al, 0xa
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repnz scasb
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jcxz .exit
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._entry:
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mov al, byte [es:di]
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.first_sp:
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cmp al, ' '
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jnz .not_space
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; mov al,' ' ;cut ' '
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repe scasb
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dec di
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inc cx
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mov al, byte [es:di]
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.not_space:
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cmp al, ';'
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jz .first_com
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.exit:
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ret
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;;;;;;;;;;;;;;;;;;;;;;;;;;;
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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show_name_section:
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push si
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push ini_data_
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pop es
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mov al, ']'
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repnz scasb
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test cx, cx
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jz error.incorect_section_def
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.find_val_name_fb1:
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mov al, 'n'
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.find_val_name_fb:
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repnz scasb
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jcxz .not_name_sec_fb
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mov si, parse_name
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push cx
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push di
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mov cx, parse_name_e -parse_name
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repe cmpsb
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pop di
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pop cx
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jz .yaaa_find_value
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jmp .find_val_name_fb
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.yaaa_find_value:
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sub cx, parse_name_e -parse_name
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add di, parse_name_e -parse_name
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mov ax, 0x3d20 ; ah='='
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repe scasb
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test cx, cx
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jz .not_name_sec_fb
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cmp ah, byte [es:di-1] ;find '='
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jnz .find_val_name_fb1
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repe scasb ;cut ' '
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inc cx
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dec di
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;âñå âûðåçàëè è âñå ãîòîâî äëÿ âûâîäà èìåíè ñåêöèè ))
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push es
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pop ds
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.def_sect_name:
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push 0xb800
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pop es
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;clear array for message
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xor ax, ax
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if DEBUG
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mov ax, 0x0720
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end if
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mov cx, 39
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mov si, di
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mov di, dx
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sub di, 2
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rep stosw
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;//////////////////////
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mov di, dx
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mov ah, color_sym_white;color_sym_lightblue
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mov cx, 36
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lodsb
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sub di, 2
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cmp al, '"'
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jz @f
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cmp al, "'"
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jnz .end_sh_name_sec
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@@:
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lodsb
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@@:
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stosw
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lodsb
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cmp al, '"'
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jz .end_sh_name_sec
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cmp al, "'"
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jz .end_sh_name_sec
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loop @b
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mov al, '}'
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mov ah, color_sym_yellow
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stosw
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.end_sh_name_sec:
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push cs
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pop ds
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pop si
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ret
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.not_name_sec_fb: ;íåò èìåíè â íàçâàíèè ñåêöèè - çíà÷èò òàê è ñêàæåì îá ýòîì
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push cs
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pop ds
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mov di, default_section_name
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jmp .def_sect_name
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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;ïðîöåäóðà ïîèñêà ââåðõ ñëåäóþùåé ñåêöèè
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;â point_default ñîäåðæèòüñÿ óêàçàòåëü íà äåôàóëò ñåêöèþ, è â ïðåäåëàõ âðåéìà ìû áåãàåì ïî çàðàíåå ïðîïàðñåíûìè çíà÷åíèÿì óêàçàòåëåé
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;äëÿ òîãî ÷òî áû îòîáðàçèòü è ïðîïàðñèòü ñëåäóþùèé ôðåéì, íàì íóæíî ïîëó÷èòü çà ïåðäûäóùèé èëè ñëåäóþùèé óêàçàòåëü
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find_before_sect:
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mov di, point_default
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.e:
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push ini_data_
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pop es
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mov cx, di ;ïðåäïîëîæèì áóäåì ïðîñìàòðèâàòü ê íà÷àëó, òåêóùàÿ ïîçèöèÿ di = ñêîëüêî ñèìâîëîâ îò íà÷àëà äîêóìåíòà èìååòñÿ
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mov bx, cx ;êîïèÿ
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;íàñòðîèëè óêàçàòåëü íà äåôàóëò ñåêöèþ
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;áóäåì èñêàòü ââåðõ
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.find_start_section:
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std ;óñòàíîâêà ôëàãà íàïðàâëåíèÿ - áóäåì ïðîñìàòèðâàòü ê íà÷àëó íàøåãî èíè ôàéëà
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;áóäåì èñêàòü íà÷àëî ñåêöèè ò.å. '[' ýòîò ñèìâîë
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mov al, 0xa
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repnz scasb ;ïðîñêàíèðóåì íà íàëè÷åå ñèìâîëà íà÷àëà ñåêöèè
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jcxz .go_ ;ìû ïðîñìîòðåëè äî íà÷àëà ôàéëà, íî òàê è íè÷åãî íå íàøëè ;(( ïî òèõîìó âûéäåì )
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mov find_sec_di, di ;ñîõðàíèì äàííûå
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mov cx, di ;
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sub bx, cx
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mov cx, bx ;â ñx çíà÷åíèå - êîë-âî ñèìâîëîâ
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cld
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call get_firs_sym
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.ret_go:
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jcxz ._not_section ; â äàííîì ñëó÷àå èìååì êîíñòðóêöèþ 0xa ... ; hello [ñåêöèÿ] îáëîìñ èùåì äàëåå
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cmp di, point_loader; ñåêöèþ loader ìû íå çàíîñèì èíà÷å êðàõ
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jz ._not_section
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;âñå óäà÷íî ìû íàøëè âõîæäåíèå ñåêöèè ïðåäûäóùåé
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cmp al, '['
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jnz ._not_section
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mov point_default, di
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.exit_scan_sect:
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ret
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;;;;;;;; âîññòàíîâèì çíà÷åíèÿ è ïðîäîëæèì ïîèñêè íà÷àëà ñåêöèè êîòîðàÿ íàñ óñòðîèò ))
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._not_section:
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mov di, find_sec_di
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mov cx, di
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mov bx, cx
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jmp .find_start_section
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.go_:
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cld
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mov cx, bx ;â ñx çíà÷åíèå - êîë-âî ñèìâîëîâ
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mov al, byte [es:di]
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push word .f_go
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cmp al, ' '
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jz @f
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jmp get_firs_sym.not_space
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@@:
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jmp get_firs_sym.first_sp
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.f_go:
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jcxz .exit_scan_sect ; â äàííîì ñëó÷àå èìååì êîíñòðóêöèþ 0xa ... ; hello [ñåêöèÿ] îáëîìñ èùåì äàëåå
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cmp di, point_loader; ñåêöèþ loader ìû íå çàíîñèì èíà÷å êðàõ
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jz .exit_scan_sect
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;âñå óäà÷íî ìû íàøëè âõîæäåíèå ñåêöèè ïðåäûäóùåé
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cmp al, '['
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jnz .exit_scan_sect
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mov point_default, di
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ret
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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;
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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find_next_sect:
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mov di, point_default
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push ini_data_
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pop es
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mov cx, save_cx;di ;ïðåäïîëîæèì áóäåì ïðîñìàòðèâàòü ê êîíöó, òåêóùàÿ ïîçèöèÿ di = ñêîëüêî ñèìâîëîâ îò íà÷àëà äîêóìåíòà èìååòñÿ
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sub cx, di ;ñåé÷àñ â cx îñòàòîê ò.å. ñêîëüêî ìîæíî êðóòèòü äî êîíöà è íå âûëàçèòü íà íà÷àëî
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jmp .let_s_go
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.h:
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push ini_data_
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pop es
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mov cx, save_cx;di ;ïðåäïîëîæèì áóäåì ïðîñìàòðèâàòü ê êîíöó, òåêóùàÿ ïîçèöèÿ di = ñêîëüêî ñèìâîëîâ îò íà÷àëà äîêóìåíòà èìååòñÿ
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; sub cx,di ;ñåé÷àñ â cx îñòàòîê ò.å. ñêîëüêî ìîæíî êðóòèòü äî êîíöà è íå âûëàçèòü íà íà÷àëî
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mov al, byte [es:di]
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push word .let_s_go_ret
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cmp al, ' '
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jz @f
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jmp get_firs_sym.not_space
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@@:
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jmp get_firs_sym.first_sp
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;íàñòðîèëè óêàçàòåëü íà äåôàóëò ñåêöèþ
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;áóäåì èñêàòü âíèç
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.let_s_go:
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call get_firs_sym
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.let_s_go_ret:
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jcxz .exit_scan_sect ; â äàííîì ñëó÷àå èìååì êîíñòðóêöèþ 0xa ... ; hello [ñåêöèÿ] îáëîìñ èùåì äàëåå
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cmp al, '['
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jnz .let_s_go
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cmp di, point_loader
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jz .let_s_go
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;âñå óäà÷íî ìû íàøëè âõîæäåíèå ñåêöèè ïðåäûäóùåé
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mov point_default, di
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.exit_scan_sect:
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ret
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;;;;;;;;;;;;;;;;;;;;;;;;;;
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;clean old cursor
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clean_active_cursor:
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;íå èçìåíÿåò çíà÷åíèå ax
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;îòîáðàæåíèå êóðñîðà ïî óìîë÷àíèþ
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lea si, point_to_hframe
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mov di, 962-160
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mov dx, point_default
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mov cx, 18
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.clean_show_cur:
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mov bx, [si]
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add di, 160
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cmp bx, dx
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jz .clean_cursor_
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sub si, 2
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loop .clean_show_cur
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; jmp $
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.clean_cursor_:
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push 0xb800
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pop es
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push ax
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mov point_to_point_def, si
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xor ax, ax
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if DEBUG
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mov ax, 0x0720
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end if
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stosw
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add di, 68
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stosw
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pop ax
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ret
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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;óñòàíîâêà òàéìåðà è îòîáðàæåíèå ñ÷åò÷èêà âðåìåíè
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gettime:
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mov ah, 0
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int 1Ah
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xchg ax, cx
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shl eax, 10h
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xchg ax, dx
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ret
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newtimer:
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push ds
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push cs
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pop ds
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pushf
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call far dword [old_timer]
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pushad
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call gettime
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sub eax, dword[start_timer]
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mov bx, word [value_timeout]
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imul bx, 18
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sub bx, ax
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jbe .timergo
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push es
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push 0xb800
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pop es
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mov ax, bx
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mov bx, 18
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xor dx, dx
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div bx
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mov bx, 10
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mov di, 3734
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call .decode
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xor ax, ax
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stosw
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; wait 5/4/3/2 seconds, 1 second
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pop es
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popad
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pop ds
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iret
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.timergo:
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push 0
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pop es
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mov eax, dword [old_timer]
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mov [es:8*4], eax
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mov dword [timer_], eax
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mov sp, word [start_stack]
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mov bp, word [save_bp_from_timer]
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;;íå âîññòàíîâëåíûé ñòåê :(
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sti
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jmp parse_start.parse_run_only
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.decode:
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;input ax - ÷èñëî, es:di êóäà ïèñàòü, bx=10
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cmp ax, bx
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jb @f
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xor dx, dx
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div bx
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push dx
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call .decode
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pop ax
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@@:
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or al, 0x30
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push ax
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mov ah, 9
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stosw
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pop ax
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ret
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show_bl_sc_sect:
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;1) îòîáðàæåíèå ñïèñêà ñåêöèé. Åñëè ñåêöèÿ íå èìåò èìÿ - îøèáêà - âûâîä Section unname
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;ïðîâåðêà íà íàëè÷åå èìåíè.
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;âõîäíûå äàííûå es:di -óêàçàòåëü íà ñåêöèþ - cx ðàçìåð ñåêöèè
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; push bp
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mov bx, point_to_eframe
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lea si, point_to_hframe
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mov dx, 966
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.home_show_fb:
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cmp si, bx
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|
jb ._show_space_fb
|
|
mov di, [si]
|
|
sub si, 2
|
|
mov cx, [si]
|
|
sub cx, di ;home first section it's end before section
|
|
call show_name_section
|
|
add dx, 160
|
|
jmp .home_show_fb
|
|
._show_space_fb:
|
|
sub dx, 4
|
|
push 0xb800
|
|
pop es
|
|
@@:
|
|
cmp dx, 0xE64
|
|
ja .exit_show_fb
|
|
mov di, dx
|
|
;clear array for message
|
|
xor ax, ax
|
|
if DEBUG
|
|
mov ax, 0x0720
|
|
end if
|
|
mov cx, 39
|
|
rep stosw
|
|
;//////////////////////
|
|
|
|
add dx, 160
|
|
jmp @b
|
|
.exit_show_fb:
|
|
; pop bp
|
|
ret
|
|
|