| %ifidn __OUTPUT_FORMAT__,obj |
| section code use32 class=code align=64 |
| %elifidn __OUTPUT_FORMAT__,win32 |
| %ifdef __YASM_VERSION_ID__ |
| %if __YASM_VERSION_ID__ < 01010000h |
| %error yasm version 1.1.0 or later needed. |
| %endif |
| ; Yasm automatically includes .00 and complains about redefining it. |
| ; https://www.tortall.net/projects/yasm/manual/html/objfmt-win32-safeseh.html |
| %else |
| $@feat.00 equ 1 |
| %endif |
| section .text code align=64 |
| %else |
| section .text code |
| %endif |
| ;extern _OPENSSL_ia32cap_P |
| global _asm_RC4 |
| align 16 |
| _asm_RC4: |
| L$_asm_RC4_begin: |
| push ebp |
| push ebx |
| push esi |
| push edi |
| mov edi,DWORD [20+esp] |
| mov edx,DWORD [24+esp] |
| mov esi,DWORD [28+esp] |
| mov ebp,DWORD [32+esp] |
| xor eax,eax |
| xor ebx,ebx |
| cmp edx,0 |
| je NEAR L$000abort |
| mov al,BYTE [edi] |
| mov bl,BYTE [4+edi] |
| add edi,8 |
| lea ecx,[edx*1+esi] |
| sub ebp,esi |
| mov DWORD [24+esp],ecx |
| inc al |
| cmp DWORD [256+edi],-1 |
| je NEAR L$001RC4_CHAR |
| mov ecx,DWORD [eax*4+edi] |
| and edx,-4 |
| jz NEAR L$002loop1 |
| mov DWORD [32+esp],ebp |
| test edx,-8 |
| jz NEAR L$003go4loop4 |
| lea ebp,[_OPENSSL_ia32cap_P] |
| bt DWORD [ebp],26 |
| jnc NEAR L$003go4loop4 |
| mov ebp,DWORD [32+esp] |
| and edx,-8 |
| lea edx,[edx*1+esi-8] |
| mov DWORD [edi-4],edx |
| add bl,cl |
| mov edx,DWORD [ebx*4+edi] |
| mov DWORD [ebx*4+edi],ecx |
| mov DWORD [eax*4+edi],edx |
| inc eax |
| add edx,ecx |
| movzx eax,al |
| movzx edx,dl |
| movq mm0,[esi] |
| mov ecx,DWORD [eax*4+edi] |
| movd mm2,DWORD [edx*4+edi] |
| jmp NEAR L$004loop_mmx_enter |
| align 16 |
| L$005loop_mmx: |
| add bl,cl |
| psllq mm1,56 |
| mov edx,DWORD [ebx*4+edi] |
| mov DWORD [ebx*4+edi],ecx |
| mov DWORD [eax*4+edi],edx |
| inc eax |
| add edx,ecx |
| movzx eax,al |
| movzx edx,dl |
| pxor mm2,mm1 |
| movq mm0,[esi] |
| movq [esi*1+ebp-8],mm2 |
| mov ecx,DWORD [eax*4+edi] |
| movd mm2,DWORD [edx*4+edi] |
| L$004loop_mmx_enter: |
| add bl,cl |
| mov edx,DWORD [ebx*4+edi] |
| mov DWORD [ebx*4+edi],ecx |
| mov DWORD [eax*4+edi],edx |
| inc eax |
| add edx,ecx |
| movzx eax,al |
| movzx edx,dl |
| pxor mm2,mm0 |
| mov ecx,DWORD [eax*4+edi] |
| movd mm1,DWORD [edx*4+edi] |
| add bl,cl |
| psllq mm1,8 |
| mov edx,DWORD [ebx*4+edi] |
| mov DWORD [ebx*4+edi],ecx |
| mov DWORD [eax*4+edi],edx |
| inc eax |
| add edx,ecx |
| movzx eax,al |
| movzx edx,dl |
| pxor mm2,mm1 |
| mov ecx,DWORD [eax*4+edi] |
| movd mm1,DWORD [edx*4+edi] |
| add bl,cl |
| psllq mm1,16 |
| mov edx,DWORD [ebx*4+edi] |
| mov DWORD [ebx*4+edi],ecx |
| mov DWORD [eax*4+edi],edx |
| inc eax |
| add edx,ecx |
| movzx eax,al |
| movzx edx,dl |
| pxor mm2,mm1 |
| mov ecx,DWORD [eax*4+edi] |
| movd mm1,DWORD [edx*4+edi] |
| add bl,cl |
| psllq mm1,24 |
| mov edx,DWORD [ebx*4+edi] |
| mov DWORD [ebx*4+edi],ecx |
| mov DWORD [eax*4+edi],edx |
| inc eax |
| add edx,ecx |
| movzx eax,al |
| movzx edx,dl |
| pxor mm2,mm1 |
| mov ecx,DWORD [eax*4+edi] |
| movd mm1,DWORD [edx*4+edi] |
| add bl,cl |
| psllq mm1,32 |
| mov edx,DWORD [ebx*4+edi] |
| mov DWORD [ebx*4+edi],ecx |
| mov DWORD [eax*4+edi],edx |
| inc eax |
| add edx,ecx |
| movzx eax,al |
| movzx edx,dl |
| pxor mm2,mm1 |
| mov ecx,DWORD [eax*4+edi] |
| movd mm1,DWORD [edx*4+edi] |
| add bl,cl |
| psllq mm1,40 |
| mov edx,DWORD [ebx*4+edi] |
| mov DWORD [ebx*4+edi],ecx |
| mov DWORD [eax*4+edi],edx |
| inc eax |
| add edx,ecx |
| movzx eax,al |
| movzx edx,dl |
| pxor mm2,mm1 |
| mov ecx,DWORD [eax*4+edi] |
| movd mm1,DWORD [edx*4+edi] |
| add bl,cl |
| psllq mm1,48 |
| mov edx,DWORD [ebx*4+edi] |
| mov DWORD [ebx*4+edi],ecx |
| mov DWORD [eax*4+edi],edx |
| inc eax |
| add edx,ecx |
| movzx eax,al |
| movzx edx,dl |
| pxor mm2,mm1 |
| mov ecx,DWORD [eax*4+edi] |
| movd mm1,DWORD [edx*4+edi] |
| mov edx,ebx |
| xor ebx,ebx |
| mov bl,dl |
| cmp esi,DWORD [edi-4] |
| lea esi,[8+esi] |
| jb NEAR L$005loop_mmx |
| psllq mm1,56 |
| pxor mm2,mm1 |
| movq [esi*1+ebp-8],mm2 |
| emms |
| cmp esi,DWORD [24+esp] |
| je NEAR L$006done |
| jmp NEAR L$002loop1 |
| align 16 |
| L$003go4loop4: |
| lea edx,[edx*1+esi-4] |
| mov DWORD [28+esp],edx |
| L$007loop4: |
| add bl,cl |
| mov edx,DWORD [ebx*4+edi] |
| mov DWORD [ebx*4+edi],ecx |
| mov DWORD [eax*4+edi],edx |
| add edx,ecx |
| inc al |
| and edx,255 |
| mov ecx,DWORD [eax*4+edi] |
| mov ebp,DWORD [edx*4+edi] |
| add bl,cl |
| mov edx,DWORD [ebx*4+edi] |
| mov DWORD [ebx*4+edi],ecx |
| mov DWORD [eax*4+edi],edx |
| add edx,ecx |
| inc al |
| and edx,255 |
| ror ebp,8 |
| mov ecx,DWORD [eax*4+edi] |
| or ebp,DWORD [edx*4+edi] |
| add bl,cl |
| mov edx,DWORD [ebx*4+edi] |
| mov DWORD [ebx*4+edi],ecx |
| mov DWORD [eax*4+edi],edx |
| add edx,ecx |
| inc al |
| and edx,255 |
| ror ebp,8 |
| mov ecx,DWORD [eax*4+edi] |
| or ebp,DWORD [edx*4+edi] |
| add bl,cl |
| mov edx,DWORD [ebx*4+edi] |
| mov DWORD [ebx*4+edi],ecx |
| mov DWORD [eax*4+edi],edx |
| add edx,ecx |
| inc al |
| and edx,255 |
| ror ebp,8 |
| mov ecx,DWORD [32+esp] |
| or ebp,DWORD [edx*4+edi] |
| ror ebp,8 |
| xor ebp,DWORD [esi] |
| cmp esi,DWORD [28+esp] |
| mov DWORD [esi*1+ecx],ebp |
| lea esi,[4+esi] |
| mov ecx,DWORD [eax*4+edi] |
| jb NEAR L$007loop4 |
| cmp esi,DWORD [24+esp] |
| je NEAR L$006done |
| mov ebp,DWORD [32+esp] |
| align 16 |
| L$002loop1: |
| add bl,cl |
| mov edx,DWORD [ebx*4+edi] |
| mov DWORD [ebx*4+edi],ecx |
| mov DWORD [eax*4+edi],edx |
| add edx,ecx |
| inc al |
| and edx,255 |
| mov edx,DWORD [edx*4+edi] |
| xor dl,BYTE [esi] |
| lea esi,[1+esi] |
| mov ecx,DWORD [eax*4+edi] |
| cmp esi,DWORD [24+esp] |
| mov BYTE [esi*1+ebp-1],dl |
| jb NEAR L$002loop1 |
| jmp NEAR L$006done |
| align 16 |
| L$001RC4_CHAR: |
| movzx ecx,BYTE [eax*1+edi] |
| L$008cloop1: |
| add bl,cl |
| movzx edx,BYTE [ebx*1+edi] |
| mov BYTE [ebx*1+edi],cl |
| mov BYTE [eax*1+edi],dl |
| add dl,cl |
| movzx edx,BYTE [edx*1+edi] |
| add al,1 |
| xor dl,BYTE [esi] |
| lea esi,[1+esi] |
| movzx ecx,BYTE [eax*1+edi] |
| cmp esi,DWORD [24+esp] |
| mov BYTE [esi*1+ebp-1],dl |
| jb NEAR L$008cloop1 |
| L$006done: |
| dec al |
| mov DWORD [edi-4],ebx |
| mov BYTE [edi-8],al |
| L$000abort: |
| pop edi |
| pop esi |
| pop ebx |
| pop ebp |
| ret |
| global _asm_RC4_set_key |
| align 16 |
| _asm_RC4_set_key: |
| L$_asm_RC4_set_key_begin: |
| push ebp |
| push ebx |
| push esi |
| push edi |
| mov edi,DWORD [20+esp] |
| mov ebp,DWORD [24+esp] |
| mov esi,DWORD [28+esp] |
| lea edx,[_OPENSSL_ia32cap_P] |
| lea edi,[8+edi] |
| lea esi,[ebp*1+esi] |
| neg ebp |
| xor eax,eax |
| mov DWORD [edi-4],ebp |
| bt DWORD [edx],20 |
| jc NEAR L$009c1stloop |
| align 16 |
| L$010w1stloop: |
| mov DWORD [eax*4+edi],eax |
| add al,1 |
| jnc NEAR L$010w1stloop |
| xor ecx,ecx |
| xor edx,edx |
| align 16 |
| L$011w2ndloop: |
| mov eax,DWORD [ecx*4+edi] |
| add dl,BYTE [ebp*1+esi] |
| add dl,al |
| add ebp,1 |
| mov ebx,DWORD [edx*4+edi] |
| jnz NEAR L$012wnowrap |
| mov ebp,DWORD [edi-4] |
| L$012wnowrap: |
| mov DWORD [edx*4+edi],eax |
| mov DWORD [ecx*4+edi],ebx |
| add cl,1 |
| jnc NEAR L$011w2ndloop |
| jmp NEAR L$013exit |
| align 16 |
| L$009c1stloop: |
| mov BYTE [eax*1+edi],al |
| add al,1 |
| jnc NEAR L$009c1stloop |
| xor ecx,ecx |
| xor edx,edx |
| xor ebx,ebx |
| align 16 |
| L$014c2ndloop: |
| mov al,BYTE [ecx*1+edi] |
| add dl,BYTE [ebp*1+esi] |
| add dl,al |
| add ebp,1 |
| mov bl,BYTE [edx*1+edi] |
| jnz NEAR L$015cnowrap |
| mov ebp,DWORD [edi-4] |
| L$015cnowrap: |
| mov BYTE [edx*1+edi],al |
| mov BYTE [ecx*1+edi],bl |
| add cl,1 |
| jnc NEAR L$014c2ndloop |
| mov DWORD [256+edi],-1 |
| L$013exit: |
| xor eax,eax |
| mov DWORD [edi-8],eax |
| mov DWORD [edi-4],eax |
| pop edi |
| pop esi |
| pop ebx |
| pop ebp |
| ret |
| segment .bss |
| common _OPENSSL_ia32cap_P 16 |
