0012176E     53             PUSH EBX
0012176F     56             PUSH ESI
00121770     57             PUSH EDI
00121771     8B7C24 14      MOV EDI,DWORD PTR SS:[ESP+14] -> buffer Pointer
00121775     8B37           MOV ESI,DWORD PTR DS:[EDI]
00121777     8B47 04        MOV EAX,DWORD PTR DS:[EDI+4]
0012177A     C1EE 02        SHR ESI,2
0012177D     8BD6           MOV EDX,ESI
0012177F     69D2 BDF9EEF2  IMUL EDX,EDX,F2EEF9BD
00121785     8BC8           MOV ECX,EAX
00121787     C1E1 05        SHL ECX,5
0012178A     33C8           XOR ECX,EAX
0012178C     05 BBFB1215    ADD EAX,1512FBBB
00121791     25 F5AFBC00    AND EAX,0BCAFF5
00121796     03CA           ADD ECX,EDX
00121798     8BD8           MOV EBX,EAX
0012179A     BA 02000000    MOV EDX,2
0012179F     83E3 5E        AND EBX,5E
001217A2     3BF2           CMP ESI,EDX
001217A4     76 2A          JBE SHORT qwingrap.001217D0
001217A6     55             PUSH EBP
001217A7     8DA424 0000000>LEA ESP,DWORD PTR SS:[ESP]
001217AE     8B2C97         MOV EBP,DWORD PTR DS:[EDI+EDX*4]
001217B1     896C24 18      MOV DWORD PTR SS:[ESP+18],EBP
001217B5     8BE8           MOV EBP,EAX
001217B7     C1E5 07        SHL EBP,7
001217BA     336C24 18      XOR EBP,DWORD PTR SS:[ESP+18]
001217BE     8D0443         LEA EAX,DWORD PTR DS:[EBX+EAX*2]
001217C1     33E9           XOR EBP,ECX
001217C3     8B4C24 18      MOV ECX,DWORD PTR SS:[ESP+18]
001217C7     892C97         MOV DWORD PTR DS:[EDI+EDX*4],EBP
001217CA     42             INC EDX
001217CB     3BD6           CMP EDX,ESI
001217CD    ^72 DF          JB SHORT qwingrap.001217AE
001217CF     5D             POP EBP
001217D0     5F             POP EDI
001217D1     5E             POP ESI
001217D2     B8 01000000    MOV EAX,1
001217D7     5B             POP EBX
001217D8     C3             RETN