forked from backup/30dayMakeOS
86 lines
1.6 KiB
Plaintext
86 lines
1.6 KiB
Plaintext
[FORMAT "WCOFF"] ; 生成对象文件的模式
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[INSTRSET "i486p"] ; 表示使用486兼容指令集
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[BITS 32] ; 生成32位模式机器语言
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[FILE "a_nask.nas"] ; 源文件名信息
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GLOBAL _api_putchar
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GLOBAL _api_putstr0
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GLOBAL _api_end
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GLOBAL _api_openwin
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GLOBAL _api_putstrwin
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GLOBAL _api_boxfilwin
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[SECTION .text]
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_api_putchar: ; void api_putchar(int c);
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MOV EDX,1
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MOV AL,[ESP+4] ; c
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INT 0x40
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RET
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_api_putstr0: ; void api_putstr0(char *s);
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PUSH EBX
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MOV EDX,2
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MOV EBX,[ESP+8] ; s
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INT 0x40
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POP EBX
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RET
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_api_end: ; void api_end(void);
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MOV EDX,4
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INT 0x40
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_api_openwin: ; int api_openwin(char *buf, int xsiz, int ysiz, int col_inv, char *title);
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PUSH EDI
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PUSH ESI
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PUSH EBX
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MOV EDX,5
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MOV EBX,[ESP+16] ; buf
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MOV ESI,[ESP+20] ; xsiz
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MOV EDI,[ESP+24] ; ysiz
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MOV EAX,[ESP+28] ; col_inv
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MOV ECX,[ESP+32] ; title
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INT 0x40
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POP EBX
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POP ESI
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POP EDI
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RET
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_api_putstrwin: ; void api_putstrwin(int win, int x, int y, int col, int len, char *str);
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PUSH EDI
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PUSH ESI
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PUSH EBP
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PUSH EBX
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MOV EDX,6
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MOV EBX,[ESP+20] ; win
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MOV ESI,[ESP+24] ; x
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MOV EDI,[ESP+28] ; y
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MOV EAX,[ESP+32] ; col
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MOV ECX,[ESP+36] ; len
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MOV EBP,[ESP+40] ; str
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INT 0x40
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POP EBX
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POP EBP
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POP ESI
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POP EDI
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RET
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_api_boxfilwin: ; void api_boxfilwin(int win, int x0, int y0, int x1, int y1, int col);
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PUSH EDI
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PUSH ESI
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PUSH EBP
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PUSH EBX
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MOV EDX,7
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MOV EBX,[ESP+20] ; win
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MOV EAX,[ESP+24] ; x0
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MOV ECX,[ESP+28] ; y0
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MOV ESI,[ESP+32] ; x1
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MOV EDI,[ESP+36] ; y1
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MOV EBP,[ESP+40] ; col
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INT 0x40
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POP EBX
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POP EBP
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POP ESI
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POP EDI
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RET
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