mirror of https://github.com/nmlgc/ReC98.git
68 lines
1.3 KiB
NASM
68 lines
1.3 KiB
NASM
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; superimpose & master library module
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;
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; Description:
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; BFNTファイルのデータ部の先頭へシークする
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;
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; Functions/Procedures:
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; int bfnt_extend_header_skip( unsigned handle, BFNT_HEADER * bfntheader )
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;
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; Parameters:
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; handle ファイルハンドル
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; bfntheader BFNTヘッダ構造体へのポインタ
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;
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; Returns:
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; NoError (cy=0) 読み取り成功
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; InvalidData (cy=1) 読み取り失敗
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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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; PC-9801
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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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; Kazumi(奥田 仁)
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; 恋塚(恋塚昭彦)
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;
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; Revision History:
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; $Id: bfntexts.asm 0.05 93/01/19 17:05:57 Kazumi Rel $
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;
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; 93/ 2/25 Initial: master.lib <- super.lib 0.22b
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; 94/ 6/10 [M0.23] seek を current相対に変更
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;
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func BFNT_EXTEND_HEADER_SKIP
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mov BX,SP
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; 引数
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@@handle = (RETSIZE+DATASIZE)*2
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@@bfntheader = (RETSIZE+0)*2
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mov CX,SS:[BX+@@handle]
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_les BX,SS:[BX+@@bfntheader]
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l_ <mov DX,ES:[BX].extSize>
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s_ <mov DX,[BX].extSize>
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; mov AX,4200h ; DOS: SEEK HANDLE (from TOP)
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mov AX,4201h ; DOS: SEEK HANDLE (from current)
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mov BX,CX
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xor CX,CX
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; add DX,BFNT_HEADER_SIZE
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; adc CX,CX
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int 21h
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mov AX,InvalidData
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jc short @@QUIT
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mov AX,NoError
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@@QUIT:
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ret (DATASIZE+1)*2
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endfunc
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