Estex-DSS/DSS/API/Delete.asm
Anatoliy Belyanskiy bb63a4071d DSS: детект разрядности FAT в BPB теперь по всем канонам. Допиливание до FAT32.
SYS: Загрузка System.dos > #4000 байтов. Исправлен баг с ненужной проверкой расстояния от BPB до FAT для HDD.
SHELL: мелкие правки
2024-04-14 01:54:39 +10:00

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; [x] fat32 ;!TEST
////////////////////////////////////////////////////////////////////////
; INPUT: HL - "c:\dir\filename.ext",#00 without simbols * ?
////////////////////////////////////////////////////////////////////////
DEL_FN: ;!TEST
;!TEST Current Dir ;[x] 15/10/23
PUSH HL
CALL DIR_PATH_CHECK
POP HL
RET C
;
CALL GETWORD ; â¥áâ ­  ¤®¯ãáâ. ¨¬ï ¨ ­ áâà. ­  ¤¨áª
RET C
CALL MASK
RET C
;
;!TEST optimization
;LD HL,MASKARE
;LD BC,11
;LD A,"?"
;CPIR
;LD A,DSS_Error.sys.INVALID_NAME
;SCF
CALL CHECK_NAME
;
RET Z
CALL LOADDIR
CALL SEARCH.File
RET C
; ¯®¬¥â¨âì § ¯¨áì ª ª "㤠«¥­­ ï"
;!TODO record index. ¢®§¬®¦­®, çâ® ¬®¦¥â á«®¬ âìáï, ¥á«¨ ¡®«ìè¥ áâà ­¨æë
.DELETE:
SET_PAGE_X DIRPAGE
EX AF,AF'
LD (IX + _sFAT_DIRECTORY_RECORD.NAME),#E5 ; ¯à¨§­ ª 㤠«¥­¨ï ä ©« 
; fat32
LD E,(IX+_sFAT_DIRECTORY_RECORD.FIRST_CLUSTER_H) ; ü ¯¥à¢®£® ª« áâ¥à 
LD D,(IX+_sFAT_DIRECTORY_RECORD.FIRST_CLUSTER_H+1)
LD A,E
OR D
EXX
LD E,(IX+_sFAT_DIRECTORY_RECORD.FIRST_CLUSTER_L) ; ü ¯¥à¢®£® ª« áâ¥à 
LD D,(IX+_sFAT_DIRECTORY_RECORD.FIRST_CLUSTER_L+1)
OR D
OR E
;
EX AF,AF'
OUT (SLOT3),A
EX AF,AF'
JP Z,SAVEDIR ; á¡à®á¨âì ª¥è ª â «®£  ­  ¤¨áª
; ¥á«¨ à §¬¥à ä ©«  ­¥ ­®«ì
.loop: EX DE,HL ; hl=­®¬¥à ª« áâ¥à 
EXX
EX DE,HL
EXX
CALL READ_FROM_FAT ; ¯à®ç¨â âì ¨§ ª¥è  FAT-  ­®¬¥à á«¥¤. ª« áâ¥à 
EXX
PUSH DE ; ­®¬¥à á«¥¤. ª« áâ¥à 
PUSH AF
LD DE,#0000 ; ­®¬¥à ª« áâ¥à 
EXX
PUSH DE
LD DE,#0000 ; ­®¬¥à ª« áâ¥à 
CALL WRITE_TO_FAT.Custom ; § ¯¨á âì ¢ ª¥è FAT-  ­®¬¥à ª« áâ¥à 
POP DE
EXX
POP AF
POP DE
EXX
JP NC,.loop
CALL WRITE_FAT_TABLE
JP SAVEDIR ; á¡à®á¨âì ª¥è ª â «®£  ­  ¤¨áª
;