mirror of https://github.com/nmlgc/ReC98.git
75 lines
1.2 KiB
NASM
75 lines
1.2 KiB
NASM
; master library - MS-DOS
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;
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; Description:
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; ファイルの新規書き込みオープン
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;
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; Function/Procedures:
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; int file_create( const char * filename ) ;
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;
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; Parameters:
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; char * filename ファイル名
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;
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; Returns:
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; 1 = 成功
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; 0 = 失敗
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;
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; Binding Target:
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; Microsoft-C / Turbo-C / Turbo Pascal
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;
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; Running Target:
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; MS-DOS
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;
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; Requiring Resources:
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; CPU: 8086
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;
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; Notes:
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;
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;
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; Compiler/Assembler:
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; TASM 3.0
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; OPTASM 1.6
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;
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; Author:
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; 恋塚昭彦
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;
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; Revision History:
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; 92/11/17 Initial
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; 93/ 5/15 [M0.16] dos_axdx使用(pascal対応)
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func FILE_CREATE
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push BP
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mov BP,SP
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; 引数
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@@filename = (RETSIZE+1)*2
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mov AX,0 ; FAILURE
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mov BX,file_Handle
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cmp BX,-1 ; house keeping
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jne short @@EXIT
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mov CX,20h ; Normal Archive File
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mov AH,3ch ; ファイルの作成
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push AX
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if LDATA
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push word ptr [BP+@@filename+2]
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endif
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push word ptr [BP+@@filename]
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nopcall DOS_AXDX
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or AX,DX ; エラーなら -1
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mov file_Handle,AX
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xor AX,AX
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mov file_InReadBuf,AX
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mov file_BufPtr,AX
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mov file_Eof,AX
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mov file_ErrorStat,AX
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mov WORD PTR file_BufferPos,AX
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mov WORD PTR file_BufferPos+2,AX
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mov AX,DX
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inc AX ; Success = 1, fault = 0
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@@EXIT: pop BP
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ret DATASIZE*2
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EVEN
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endfunc
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