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;

; THIS SOFTWARE IS PROVIDED BY Alexey Teplov nickname  ''AS IS'' AND ANY

; EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED

; WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE

; DISCLAIMED. IN NO EVENT SHALL  BE LIABLE FOR ANY

; DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES

; (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;

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; SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

;*****************************************************************************

;áëîê ìàêðîñîâ ïî îáðàáîòêå ñåêöèè [loader]

;âõîäíûå äàííûå:

;es:di - óêàçàòåëü íà ñåêöèþ íà÷èíàþùèþñÿ ñ '[' âñòå÷àþùèþñÿ ïîñëå 0õa

;cx - ñ÷åò÷èê êîë-âî áàéò äëÿ ïðîâåðêå â êàäðå

;

macro use_parse_loader

{

.parse_loader:

;//////////////////

;/ parse  [loader]

;//////////////////

        mov     bx, cx  ;cîõðàíèì â ðåãèñòðû çíà÷åíèÿ ñ÷åò÷èêà è óêàçàòåëÿ

        mov     ax, di

;       mov     word [bp-4],.start  ;is alredy set, see up

        mov     si, parse_loader

        mov     cx, parse_loader_e - parse_loader

        repe cmpsb

        jnz     error.rest_value        ;öåïî÷êà íå ñîâïàëà :( ïåðåéäåì äàëåå  ò.å. áóäåì ñíîâà èñêàòü))

        ;ñîõðàíèì óêàçàòåëüíà loader, ÷òî áû ïîòîì áîëüøå åãî íå èñêàòü

        mov     point_loader, ax

        sub     bx, parse_loader_e - parse_loader;correct cx

        add     bx, cx

        mov     cx, bx

if DEBUG

        pusha

        mov     si, lm_l_found

        call    printplain

        popa

end if

;/////////////////end check [loader]. [loader] is found

;parsing section [loader]

;first found end section,let's found '[' -it's start next section

;in previosly steep bx =cx we are not need save cx, save only di - point

        mov     dx, di

@@:

        call    get_firs_sym

        jcxz    .loader_f_end ;.end_loader         ; end äàæå åñëè ìû íå íàøëè ñåêöèþ ïðåäïîëîæèì ÷òî ñåêöèÿ [loader] ñòîèò â êîíöå

        cmp     al, '['

        jnz     @b

.loader_f_end:

        sub     bx, cx  ;bx = n byte presend in section [loader]

        mov     di, dx  ;restore di

;////////////////parse parametrs in section [loader]

;//timeout=5

;//default=main

;        mov    di,dx   ;set pointer on section [loader]   i think it's not need

        mov     cx, bx  ;set counter for parsing section [loader] cx= êîë-âó ñèìâîëîâ â ñåêöèè [loader]

        mov     ret_on_ch, .get_next_str; return point

;;;;;;; parse timeout & default

.get_next_str:

        call    get_firs_sym    ;get first symbol on new line

        test    cx, cx

        jz      .end_loader

;        jcxz   .end_loader     ;çàâåðøåíèå ïàðñèíãà çíà÷åíèé timeout & default

        cmp     al, 't'

        jz      .loader_timeout

        cmp     al, 'd'

        jnz     .get_next_str

;//////[loader].default

;input di point to data cx=size [loader]

        mov     bx, cx

        mov     ax, di

        mov     si, parse_l_default

        mov     cx, parse_l_default_e - parse_l_default

        repe cmpsb

        jnz     error.rest_value      ;is not compare öåïî÷êà íå ñîâïàëà

        sub     bx, parse_l_default_e - parse_l_default;correct cx

        add     bx, cx

        mov     cx, bx

        test    status_flag, flag_found_default

        jz      .correct_is_not_set

        mov     si, found_equal_default                         ;ìû íàøëè ÷òî ôëàã óæå óñòàíîâëåí, èíôîðìèðóåì

        call    printplain

        jmp     .get_next_str

.correct_is_not_set:

        mov     ax, 0x3d20         ;cut al=' ' ah='='

        repe scasb

        test    cx, cx

        jz      .end_loader

        cmp     ah, byte [es:di-1]   ;find '='

        jnz     .get_next_str

        repe scasb                 ;cut ' '

        inc     cx

        dec     di

;ñåé÷àñ es:di óêàçûâàþò íà íàçâàíèå ñåêöèè, èìÿ ñåêöèè ïî äåôîëòó íå äîëæíî áûòü loader ò.å. èíà÷å âîçìîæíî çàöèêëèâàíèå

;óñòàíîâèì óêàçàòåëü si íà ýòî çíà÷åíèå è ñíà÷àëà ïðîâåðèì

;ïîëó÷åíèå äëèííû ñåêöèè

; cx=bx ñîäåðæèò äëèííó îñòàòêà ñåêöèè

; di=ax óêàçàòåëü íà òåêóùèþ ñåêöèþ

        mov     bx, cx

        mov     dx, di

@@:

        mov     al, byte [es:di]

        inc     di

        dec     cx

        test    cx, cx

        jz      error.error_get_size_d_sect  ;ïåðåõîä íà îáðàáîòêó îøèáêè ïî íàõîæäåíèþ äëèíû äåôîëòíîé ñåêöèè

        cmp     al, ' '

        jz      @b

        cmp     al, 0xd

        jz      .found_size_d_sect

        cmp     al, 0xa

        jnz     @b

.found_size_d_sect:

;

        inc     cx      ;correct cx

        mov     ax, bx

        sub     bx, cx  ; â bx äëèíà ñåêöèè êîòîðàÿ îïðåäåëåíà ïî äåôîëòó

        mov     save_cx_d, bx

        mov     di, dx

        mov     cx, bx  ;set size default section

;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;ïðîâåðêà íà =loader

;save in reg point and ñ÷åò÷èê

;check on loader

        mov     bx, ax

        mov     ax, dx

        mov     si, parse_loader

        inc     si      ;set only loader and 6 char in counter

        repe cmpsb

        jnz     .check_section        ;öåïî÷êà íå ñîâïàëà :( ïåðåéäåì äàëåå )) çíà÷èò íå èñêëþ÷åíèå

        jmp     error.default_eq_loader    ;error êðèòè÷åñêàÿ îøèáêà ò.å. â äåôîëòå ïðèñóòñòâóåò èìÿ [loader]

.check_section:         ;ïîèñê ñîîòâåòñòâóþùåé ñåêöèè íàì íóæíî áóäåò óçíàòü àäðåñ ýòîé ñåêöèè

        mov     cx, bx

        mov     di, ax

;/////////////////////////////

;       mov     ret_on_ch,.start_d     ;set return

        mov     si, di  ;óñòàíîâèì óêàçàòåëü íà íàøó ñåêöèþ, êîòîðàÿ ïî äåôîëòó

        push    di      ;save point di

        push    cx      ;save cx

;óñòàíîâèì óêàçàòåëü es:di íà íà÷àëî ini ôàéëà

        mov     cx, save_cx     ;it's placed size of ini file

        les     di, dword [file_data]

        mov     al, byte [es:di]

        push    word .first_ret_d

        cmp     al, ' '

        jz      .first_sp_1_d

        jmp     get_firs_sym.not_space

.first_sp_1_d:

        jmp     get_firs_sym.first_sp

.start_d:

        call    get_firs_sym    ;get first symbol on new line

.first_ret_d:                     ;ïåðâûé âîçâðàò

        jcxz    .correct_exit   ;.end_loader     ;found or not found parametrs in section  exit in section

        cmp     al, '['

        jz      .found_sect_d

        jmp     .start_d

;ïðîñìàòðèâàåì ini ôàéë ñ íà÷àëà â ïîèñêàõ ñåêöèè óêàçàíîé êàê default

;èäåò ïðîâåðêà íà íàëè÷åå çíà÷åíèÿ timeout, äëÿ áîëåå áûñòðîé ðàáîòû, ýòîò ïàðàìåòð äîëæåí áûòü óæå îáðàáîòàí,ò.å. â ýòîì ñëó÷àå ïðè åãî =0 áóäåò ñôîðìèðîâàí óêàçàòåëü òîëüêî íà äåôîëòíóþ ñåêöèþ, èíà÷å èíôîðìàöèÿ áóäåò ñîáðàíà ïî âñåì ñåêöèÿì è ñîñòàâëåíû óêàçàòåëè â áëîêå ïàìÿòè

.found_sect_d:

;check on name section

        mov     bx, cx

        mov     ax, di

        push    si      ;save point

;        mov     si,parse_loader

        mov     cx, save_cx_d;load size section

        push    es

        pop     ds

        inc     di

        repe cmpsb

        push    cs

        pop     ds

        pop     si

        jnz     .not_compare_d_s        ;öåïî÷êà íå ñîâïàëà :( ïåðåéäåì äàëåå )) çíà÷èò íå èñêëþ÷åíèå

        cmp     byte[es:di], ']'

        jnz     .not_compare_d_s        ;íåò â êîíöå íàøåé ñåêöèè çàâåðøàþùåãî ñèìâîëà :(

;set flag -we have found default -not enter again in this prosedure

        or      status_flag, flag_found_default

        pop     cx

        pop     di

        mov     point_default, ax       ;point to [

if DEBUG

        pusha

        mov     si, lm_lf_default_f

        call    printplain

        popa

end if

        jmp     .get_next_str

.not_compare_d_s:

        mov     cx, bx

        mov     di, ax

        jmp     .start_d

.correct_exit:

        pop     cx ;âîññòàíîâèì çíà÷åíèå ñ÷åò÷èêà

        pop     di

if DEBUG

        pusha

        mov     si, lm_lf_default

        call    printplain

        popa

end if

        jmp     .get_next_str

;//////////[loader].timeout

.loader_timeout:

        mov     bx, cx

        mov     ax, di

        mov     si, parse_l_timeout

        mov     cx, parse_l_timeout_e - parse_l_timeout

        repe cmpsb

        jnz     error.rest_value           ;is not compare

        sub     bx, parse_l_timeout_e - parse_l_timeout;correct cx

        add     bx, cx

        mov     cx, bx

        test    status_flag, flag_found_timeout

        jz      .correct_is_not_set_t

        mov     si, found_equal_timeout                         ;ìû íàøëè ÷òî ôëàã óæå óñòàíîâëåí, èíôîðìèðóåì

        call    printplain

        jmp     .get_next_str

.correct_is_not_set_t:

        mov     ax, 0x3d20         ;cut al=' ' ah='='

        repe scasb

        jcxz    .timeout_sec_end_d          ;not found param timeout

        cmp     ah, byte [es:di-1]   ;find '='

        jnz     .get_next_str

        repe scasb                 ;cut ' '

        inc     cx

        dec     di

;get timeout value

;2 çíàêa ìîæåò áûòü îáðàáîòàíî ò.å. çíà÷åíèå îò 0 äî 99 ñåêóíä

        push    cx

        xor     bx, bx

        mov     cx, 2

@@:

        mov     al, byte [es:di]

        cmp     al, '0'

        jb      .end_get_val_t

        cmp     al, '9'

        ja      .end_get_val_t

        imul    bx, 10

        xor     al, 0x30

        add     bl, al

.end_get_val_t:

        inc     di

        loop    @b

        mov     word [value_timeout], bx

;       pop     cx

if DEBUG

        pusha

        mov     si, lm_lf_timeout

        call    printplain

        popa

end if

        jmp     @f

.timeout_sec_end_d:

        mov     word [value_timeout], default_timeout_value

        mov     si, set_default_timeout_val

        call    printplain

@@:

        pop     cx

        jmp     .get_next_str

;///////here end block loader

.end_loader:

if DEBUG

        pusha

        mov     si, lm_l_end

        call    printplain

        popa

end if

}