426 lines
8.2 KiB
Plaintext
426 lines
8.2 KiB
Plaintext
ALIGN 8,0x90
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REVERSE_BITS_TABLE::
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$FG$$BG$ DU1 0x00,0x80,0x40,0xC0,0x20,0xA0,0x60,0xE0;
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DU1 0x10,0x90,0x50,0xD0,0x30,0xB0,0x70,0xF0;
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DU1 0x08,0x88,0x48,0xC8,0x28,0xA8,0x68,0xE8;
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DU1 0x18,0x98,0x58,0xD8,0x38,0xB8,0x78,0xF8;
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DU1 0x04,0x84,0x44,0xC4,0x24,0xA4,0x64,0xE4;
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DU1 0x14,0x94,0x54,0xD4,0x34,0xB4,0x74,0xF4;
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DU1 0x0C,0x8C,0x4C,0xCC,0x2C,0xAC,0x6C,0xEC;
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DU1 0x1C,0x9C,0x5C,0xDC,0x3C,0xBC,0x7C,0xFC;
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DU1 0x02,0x82,0x42,0xC2,0x22,0xA2,0x62,0xE2;
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DU1 0x12,0x92,0x52,0xD2,0x32,0xB2,0x72,0xF2;
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DU1 0x0A,0x8A,0x4A,0xCA,0x2A,0xAA,0x6A,0xEA;
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DU1 0x1A,0x9A,0x5A,0xDA,0x3A,0xBA,0x7A,0xFA;
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DU1 0x06,0x86,0x46,0xC6,0x26,0xA6,0x66,0xE6;
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DU1 0x16,0x96,0x56,0xD6,0x36,0xB6,0x76,0xF6;
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DU1 0x0E,0x8E,0x4E,0xCE,0x2E,0xAE,0x6E,0xEE;
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DU1 0x1E,0x9E,0x5E,0xDE,0x3E,0xBE,0x7E,0xFE;
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DU1 0x01,0x81,0x41,0xC1,0x21,0xA1,0x61,0xE1;
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DU1 0x11,0x91,0x51,0xD1,0x31,0xB1,0x71,0xF1;
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DU1 0x09,0x89,0x49,0xC9,0x29,0xA9,0x69,0xE9;
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DU1 0x19,0x99,0x59,0xD9,0x39,0xB9,0x79,0xF9;
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DU1 0x05,0x85,0x45,0xC5,0x25,0xA5,0x65,0xE5;
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DU1 0x15,0x95,0x55,0xD5,0x35,0xB5,0x75,0xF5;
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DU1 0x0D,0x8D,0x4D,0xCD,0x2D,0xAD,0x6D,0xED;
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DU1 0x1D,0x9D,0x5D,0xDD,0x3D,0xBD,0x7D,0xFD;
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DU1 0x03,0x83,0x43,0xC3,0x23,0xA3,0x63,0xE3;
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DU1 0x13,0x93,0x53,0xD3,0x33,0xB3,0x73,0xF3;
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DU1 0x0B,0x8B,0x4B,0xCB,0x2B,0xAB,0x6B,0xEB;
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DU1 0x1B,0x9B,0x5B,0xDB,0x3B,0xBB,0x7B,0xFB;
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DU1 0x07,0x87,0x47,0xC7,0x27,0xA7,0x67,0xE7;
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DU1 0x17,0x97,0x57,0xD7,0x37,0xB7,0x77,0xF7;
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DU1 0x0F,0x8F,0x4F,0xCF,0x2F,0xAF,0x6F,0xEF;
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DU1 0x1F,0x9F,0x5F,0xDF,0x3F,0xBF,0x7F,0xFF;
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$FU$$FG$$BG$$FU$$FG$$BG$
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MSG_DRAW_TASK_BORDER: DU1 "DrawTaskBorder",0;
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MSG_UPDATE_ODES: DU1 "UpdateOdes",0;
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////**************************PROCEDURE*************************
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ALIGN 8,0x90
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CP_PLOT_SCREEN_I1::
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PUSH EBP
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MOV EBP,ESP
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MOV EBX,SF_PARAM2[EBP]
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MOV EAX,SF_PARAM3[EBP]
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OR EBX,EBX
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JS @@100
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OR EAX,EAX
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JS @@100
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CMP EBX,U4 FS:[TSS_CRT_WIDTH]
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JGE @@100
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CMP EAX,U4 FS:[TSS_CRT_HEIGHT]
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JGE @@100
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IMUL U4 FS:[TSS_CRT_WIDTH]
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ADD EAX,U4 [SYS_TEXTBASE]
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ADD EBX,EAX
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MOV EAX,U4 SF_PARAM1[EBP]
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MOV U4 [EBX],EAX
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POP EBP
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XOR EDX,EDX
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MOV EAX,1
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RET
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@@100: POP EBP
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XOR EDX,EDX
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XOR EAX,EAX
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RET
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////**************************PROCEDURE*************************
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ALIGN 8,0x90
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CP_PLOT_WINDOW_I1::
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PUSH EBP
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MOV EBP,ESP
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MOV EBX,U4 SF_PARAM2[EBP]
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MOV EAX,U4 SF_PARAM3[EBP]
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OR EBX,EBX
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JS @@100
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ADD EBX,U4 FS:[TSS_WINDOW_LEFT]
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CMP EBX,U4 FS:[TSS_WINDOW_RIGHT]
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JG @@100
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OR EBX,EBX
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JS @@100
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CMP EBX,U4 FS:[TSS_CRT_WIDTH]
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JGE @@100
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OR EAX,EAX
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JS @@100
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ADD EAX,U4 FS:[TSS_WINDOW_TOP]
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CMP EAX,U4 FS:[TSS_WINDOW_BOTTOM]
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JG @@100
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OR EAX,EAX
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JS @@100
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CMP EAX,U4 FS:[TSS_CRT_HEIGHT]
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JGE @@100
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IMUL U4 FS:[TSS_CRT_WIDTH]
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ADD EAX,U4 [SYS_TEXTBASE]
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ADD EBX,EAX
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MOV EAX,U4 SF_PARAM1[EBP]
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MOV U4 [EBX],EAX
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POP EBP
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XOR EDX,EDX
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MOV EAX,1
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RET
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@@100: POP EBP
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XOR EDX,EDX
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XOR EAX,EAX
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RET
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////**************************PROCEDURE*************************
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ALIGN 8,0x90
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CP_PLOT_BORDER_I1::
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PUSH EBP
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MOV EBP,ESP
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MOV EBX,U4 SF_PARAM2[EBP]
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MOV EAX,U4 SF_PARAM3[EBP]
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MOV EDX,-4
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CMP EBX,EDX
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JL @@100
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ADD EBX,U4 FS:[TSS_WINDOW_LEFT]
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MOV EDX,U4 FS:[TSS_WINDOW_RIGHT]
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ADD EDX,4
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CMP EBX,EDX
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JG @@100
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OR EBX,EBX
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JS @@100
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CMP EBX,U4 FS:[TSS_CRT_WIDTH]
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JGE @@100
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MOV EDX,-1
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CMP EAX,EDX
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JL @@100
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ADD EAX,U4 FS:[TSS_WINDOW_TOP]
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MOV EDX,U4 FS:[TSS_WINDOW_BOTTOM]
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INC EDX
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CMP EAX,EDX
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JG @@100
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OR EAX,EAX
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JS @@100
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CMP EAX,U4 FS:[TSS_CRT_HEIGHT]
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JGE @@100
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IMUL U4 FS:[TSS_CRT_WIDTH]
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ADD EAX,U4 [SYS_TEXTBASE]
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ADD EBX,EAX
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MOV EAX,U4 SF_PARAM1[EBP]
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MOV U4 [EBX],EAX
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POP EBP
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XOR EDX,EDX
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MOV EAX,1
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RET
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@@100: POP EBP
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XOR EDX,EDX
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XOR EAX,EAX
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RET
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////**************************PROCEDURE*************************
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ALIGN 8,0x90
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GR_UPDATE_WINDOWS::
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PUSHAD //-****
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MOV ESI,U4 FS:[TSS_ABSOLUTE_ADDRESS]
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MOV EDI,ESI
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JMP @@1
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@@10: MOV EAX,U4 TSS_FS[EDI]
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MOV FS,AX
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PUSH ESI
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MOV ESI,MSG_UPDATE_ODES
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CALL FIND_EXTERN
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JZ @@11
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CALL ESI
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@@11: POP ESI
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BT U4 FS:[TSS_CRT_FLAGS],CRTf_SHOW
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JNC @@2
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PUSH ESI
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MOV ESI,MSG_DRAW_TASK_BORDER
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CALL FIND_EXTERN
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JZ @@12
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CALL ESI
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@@12: POP ESI
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BT U4 [SYS_FLAGS],SYSf_TASK_LINKS_ALTERED
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JC @@100
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@@1: MOV EAX,U4 FS:[TSS_UPDATE_WINDOW]
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OR EAX,EAX
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JZ @@2
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CALL EAX
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@@2: BT U4 [SYS_FLAGS],SYSf_TASK_LINKS_ALTERED
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JC @@100
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MOV EDI,U4 FS:[TSS_NEXT_TSS]
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CMP ESI,EDI
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JNE @@10
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@@100: MOV EAX,U4 TSS_FS[ESI]
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MOV FS,AX
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POPAD //+****
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RET
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////**************************PROCEDURE*************************
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ALIGN 8,0x90
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/*
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GrXorLine(&dst3,&src,&src2,d5,vga_image);
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for (col=0;col<d5;col++) {
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*dst3=*src^*src2;
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dst3+=4;
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src+=4;
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src2+=4;
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}
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*/
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GR_XOR_LINE::
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PUSH EBP
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MOV EBP,ESP
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PUSH ESI
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PUSH EDI
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MOV EAX,SF_PARAM2[EBP]
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MOV EDX,U4 [EAX]
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MOV EAX,SF_PARAM3[EBP]
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MOV ESI,U4 [EAX]
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MOV ECX,SF_PARAM4[EBP]
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MOV EAX,SF_PARAM5[EBP]
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MOV EDI,U4 [EAX]
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@@5: MOV EAX,U4 [ESI]
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XOR EAX,U4 [EDX]
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MOV U4 [ESI],EAX
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CMP U4 [EDI],EAX
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JNE @@7
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STOSD
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ADD ESI,4
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ADD EDX,4
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LOOP @@5
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MOV EAX,SF_PARAM5[EBP]
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MOV U4[EAX],EDI
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MOV EAX,SF_PARAM1[EBP]
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MOV EDI,U4 [EAX]
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MOV ECX,SF_PARAM4[EBP]
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ADD EDI,ECX
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ADD EDI,ECX
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ADD EDI,ECX
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ADD EDI,ECX
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JMP @@100
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@@6: MOV EAX,U4 [ESI]
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XOR EAX,U4 [EDX]
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MOV U4 [ESI],EAX
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@@7: STOSD
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ADD ESI,4
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ADD EDX,4
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LOOP @@6
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MOV EAX,SF_PARAM5[EBP]
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MOV U4[EAX],EDI
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MOV EBX,REVERSE_BITS_TABLE
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MOV EAX,SF_PARAM3[EBP]
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MOV ESI,U4 [EAX]
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MOV ECX,SF_PARAM4[EBP]
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MOV EAX,SF_PARAM1[EBP]
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MOV EDI,U4 [EAX]
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@@10: LODSD
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XLATB
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ROR EAX,8
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XLATB
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ROR EAX,8
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XLATB
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ROR EAX,8
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XLATB
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ROR EAX,8
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STOSD
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LOOP @@10
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@@100: MOV EAX,SF_PARAM3[EBP]
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MOV U4[EAX],ESI
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MOV EAX,SF_PARAM1[EBP]
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MOV U4[EAX],EDI
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MOV EAX,SF_PARAM2[EBP]
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MOV U4[EAX],EDX
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POP EDI
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POP ESI
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POP EBP
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RET
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////**************************PROCEDURE*************************
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ALIGN 8,0x90
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/*
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GrPlotChar(font_ptr,cur_ch.u1[1],&dst2,d1,d2);
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for (plane=0x01;plane!=0x10;plane<<=1) {
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font_ptr2=font_ptr;
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if (cur_ch.u1[1] & plane) {
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for (ch_line=0;ch_line<FONT_HEIGHT;ch_line++) {
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*dst2|=*font_ptr2++;
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dst2+=d1;
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}
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} else {
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for (ch_line=0;ch_line<FONT_HEIGHT;ch_line++) {
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*dst2&=~*font_ptr2++;
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dst2+=d1;
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}
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}
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dst2+=d2;
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}
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*/
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GR_PLOT_CHAR::
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PUSH EBP
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MOV EBP,ESP
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PUSH ESI
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PUSH EDI
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MOV EDX,1 //EDX=plane
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MOV EBX,U4 SF_PARAM4[EBP] //EBX=d1
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MOV EAX,U4 SF_PARAM3[EBP] //EDI=dst2
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MOV EDI,U4 [EAX] //EDI=dst2
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@@10: MOV ESI,U4 SF_PARAM1[EBP] //ESI=font_ptr2
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TEST U4 SF_PARAM2[EBP],EDX
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JZ @@30
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@@20: LODSD
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OR U1 [EDI],AL
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ADD EDI,EBX
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OR U1 [EDI],AH
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ADD EDI,EBX
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ROR EAX,16
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OR U1 [EDI],AL
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ADD EDI,EBX
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OR U1 [EDI],AH
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ADD EDI,EBX
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LODSD
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OR U1 [EDI],AL
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ADD EDI,EBX
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OR U1 [EDI],AH
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ADD EDI,EBX
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ROR EAX,16
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OR U1 [EDI],AL
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ADD EDI,EBX
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OR U1 [EDI],AH
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ADD EDI,EBX
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JMP @@40
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@@30: LODSD
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NOT EAX
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AND U1 [EDI],AL
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ADD EDI,EBX
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AND U1 [EDI],AH
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ADD EDI,EBX
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ROR EAX,16
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AND U1 [EDI],AL
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ADD EDI,EBX
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AND U1 [EDI],AH
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ADD EDI,EBX
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LODSD
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NOT EAX
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AND U1 [EDI],AL
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ADD EDI,EBX
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AND U1 [EDI],AH
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ADD EDI,EBX
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ROR EAX,16
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AND U1 [EDI],AL
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ADD EDI,EBX
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AND U1 [EDI],AH
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ADD EDI,EBX
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@@40: ADD EDI,U4 SF_PARAM5[EBP]
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SHL1 EDX
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CMP EDX,0x10
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JNE @@10
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MOV EAX,SF_PARAM3[EBP]
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MOV U4[EAX],EDI
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POP EDI
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POP ESI
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POP EBP
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RET
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////**************************PROCEDURE*************************
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ALIGN 8,0x90
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/*
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GrPlotBackground(cur_ch.u1[1],&dst,d1,d2);
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for (plane=0x10;plane!=0x100;plane=plane<<1) {
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d=(cur_ch.u1[1] & plane) ? 0xFF:0x00;
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for (ch_line=0;ch_line<FONT_HEIGHT;ch_line++) {
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*dst=d;
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dst+=d1;
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}
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dst+=d2;
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}
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*/
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GR_PLOT_BACKGROUND::
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PUSH EBP
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MOV EBP,ESP
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PUSH EDI
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MOV EDX,0x10 //EDX=plane
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MOV EBX,U4 SF_PARAM3[EBP] //EBX=d1
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MOV EAX,U4 SF_PARAM2[EBP] //EDI=dst
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MOV EDI,U4 [EAX] //EDI=dst
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@@10: XOR EAX,EAX
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TEST U4 SF_PARAM1[EBP],EDX
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JZ @@20
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DEC EAX
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@@20: MOV U1 [EDI],AL
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ADD EDI,EBX
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MOV U1 [EDI],AL
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ADD EDI,EBX
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MOV U1 [EDI],AL
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ADD EDI,EBX
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MOV U1 [EDI],AL
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ADD EDI,EBX
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MOV U1 [EDI],AL
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ADD EDI,EBX
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MOV U1 [EDI],AL
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ADD EDI,EBX
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MOV U1 [EDI],AL
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ADD EDI,EBX
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MOV U1 [EDI],AL
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ADD EDI,EBX
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ADD EDI,U4 SF_PARAM4[EBP]
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SHL1 EDX
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CMP EDX,0x100
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JNE @@10
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MOV EAX,SF_PARAM2[EBP]
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MOV U4[EAX],EDI
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POP EDI
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POP EBP
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RET
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