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231 lines
4.2 KiB
231 lines
4.2 KiB
12 years ago
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.file "rc4-586.s"
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.text
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.globl RC4
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.type RC4,@function
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.align 16
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RC4:
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.L_RC4_begin:
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pushl %ebp
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pushl %ebx
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pushl %esi
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pushl %edi
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movl 20(%esp),%edi
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movl 24(%esp),%edx
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movl 28(%esp),%esi
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movl 32(%esp),%ebp
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xorl %eax,%eax
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xorl %ebx,%ebx
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cmpl $0,%edx
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je .L000abort
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movb (%edi),%al
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movb 4(%edi),%bl
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addl $8,%edi
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leal (%esi,%edx,1),%ecx
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subl %esi,%ebp
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movl %ecx,24(%esp)
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incb %al
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cmpl $-1,256(%edi)
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je .L001RC4_CHAR
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movl (%edi,%eax,4),%ecx
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andl $-4,%edx
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jz .L002loop1
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leal -4(%esi,%edx,1),%edx
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movl %edx,28(%esp)
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movl %ebp,32(%esp)
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.align 16
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.L003loop4:
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addb %cl,%bl
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movl (%edi,%ebx,4),%edx
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movl %ecx,(%edi,%ebx,4)
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movl %edx,(%edi,%eax,4)
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addl %ecx,%edx
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incb %al
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andl $255,%edx
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movl (%edi,%eax,4),%ecx
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movl (%edi,%edx,4),%ebp
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addb %cl,%bl
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movl (%edi,%ebx,4),%edx
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movl %ecx,(%edi,%ebx,4)
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movl %edx,(%edi,%eax,4)
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addl %ecx,%edx
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incb %al
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andl $255,%edx
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rorl $8,%ebp
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movl (%edi,%eax,4),%ecx
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orl (%edi,%edx,4),%ebp
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addb %cl,%bl
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movl (%edi,%ebx,4),%edx
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movl %ecx,(%edi,%ebx,4)
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movl %edx,(%edi,%eax,4)
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addl %ecx,%edx
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incb %al
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andl $255,%edx
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rorl $8,%ebp
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movl (%edi,%eax,4),%ecx
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orl (%edi,%edx,4),%ebp
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addb %cl,%bl
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movl (%edi,%ebx,4),%edx
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movl %ecx,(%edi,%ebx,4)
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movl %edx,(%edi,%eax,4)
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addl %ecx,%edx
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incb %al
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andl $255,%edx
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rorl $8,%ebp
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movl 32(%esp),%ecx
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orl (%edi,%edx,4),%ebp
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rorl $8,%ebp
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xorl (%esi),%ebp
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cmpl 28(%esp),%esi
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movl %ebp,(%ecx,%esi,1)
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leal 4(%esi),%esi
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movl (%edi,%eax,4),%ecx
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jb .L003loop4
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cmpl 24(%esp),%esi
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je .L004done
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movl 32(%esp),%ebp
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.align 16
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.L002loop1:
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addb %cl,%bl
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movl (%edi,%ebx,4),%edx
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movl %ecx,(%edi,%ebx,4)
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movl %edx,(%edi,%eax,4)
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addl %ecx,%edx
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incb %al
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andl $255,%edx
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movl (%edi,%edx,4),%edx
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xorb (%esi),%dl
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leal 1(%esi),%esi
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movl (%edi,%eax,4),%ecx
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cmpl 24(%esp),%esi
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movb %dl,-1(%ebp,%esi,1)
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jb .L002loop1
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jmp .L004done
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.align 16
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.L001RC4_CHAR:
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movzbl (%edi,%eax,1),%ecx
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.L005cloop1:
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addb %cl,%bl
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movzbl (%edi,%ebx,1),%edx
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movb %cl,(%edi,%ebx,1)
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movb %dl,(%edi,%eax,1)
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addb %cl,%dl
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movzbl (%edi,%edx,1),%edx
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addb $1,%al
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xorb (%esi),%dl
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leal 1(%esi),%esi
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movzbl (%edi,%eax,1),%ecx
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cmpl 24(%esp),%esi
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movb %dl,-1(%ebp,%esi,1)
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jb .L005cloop1
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.L004done:
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decb %al
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movb %bl,-4(%edi)
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movb %al,-8(%edi)
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.L000abort:
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popl %edi
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popl %esi
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popl %ebx
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popl %ebp
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ret
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.size RC4,.-.L_RC4_begin
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.globl RC4_set_key
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.type RC4_set_key,@function
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.align 16
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RC4_set_key:
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.L_RC4_set_key_begin:
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pushl %ebp
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pushl %ebx
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pushl %esi
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pushl %edi
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movl 20(%esp),%edi
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movl 24(%esp),%ebp
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movl 28(%esp),%esi
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leal OPENSSL_ia32cap_P,%edx
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leal 8(%edi),%edi
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leal (%esi,%ebp,1),%esi
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negl %ebp
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xorl %eax,%eax
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movl %ebp,-4(%edi)
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btl $20,(%edx)
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jc .L006c1stloop
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.align 16
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.L007w1stloop:
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movl %eax,(%edi,%eax,4)
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addb $1,%al
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jnc .L007w1stloop
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xorl %ecx,%ecx
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xorl %edx,%edx
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.align 16
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.L008w2ndloop:
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movl (%edi,%ecx,4),%eax
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addb (%esi,%ebp,1),%dl
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addb %al,%dl
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addl $1,%ebp
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movl (%edi,%edx,4),%ebx
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jnz .L009wnowrap
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movl -4(%edi),%ebp
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.L009wnowrap:
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movl %eax,(%edi,%edx,4)
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movl %ebx,(%edi,%ecx,4)
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addb $1,%cl
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jnc .L008w2ndloop
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jmp .L010exit
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.align 16
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.L006c1stloop:
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movb %al,(%edi,%eax,1)
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addb $1,%al
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jnc .L006c1stloop
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xorl %ecx,%ecx
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xorl %edx,%edx
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xorl %ebx,%ebx
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.align 16
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.L011c2ndloop:
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movb (%edi,%ecx,1),%al
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addb (%esi,%ebp,1),%dl
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addb %al,%dl
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addl $1,%ebp
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movb (%edi,%edx,1),%bl
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jnz .L012cnowrap
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movl -4(%edi),%ebp
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.L012cnowrap:
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movb %al,(%edi,%edx,1)
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movb %bl,(%edi,%ecx,1)
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addb $1,%cl
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jnc .L011c2ndloop
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movl $-1,256(%edi)
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.L010exit:
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xorl %eax,%eax
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movl %eax,-8(%edi)
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movl %eax,-4(%edi)
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popl %edi
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popl %esi
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popl %ebx
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popl %ebp
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ret
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.size RC4_set_key,.-.L_RC4_set_key_begin
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.globl RC4_options
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.type RC4_options,@function
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.align 16
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RC4_options:
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.L_RC4_options_begin:
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call .L013pic_point
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.L013pic_point:
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popl %eax
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leal .L014opts-.L013pic_point(%eax),%eax
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leal OPENSSL_ia32cap_P,%edx
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btl $20,(%edx)
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jnc .L015skip
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addl $12,%eax
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.L015skip:
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ret
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.align 64
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.L014opts:
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.byte 114,99,52,40,52,120,44,105,110,116,41,0
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.byte 114,99,52,40,49,120,44,99,104,97,114,41,0
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.byte 82,67,52,32,102,111,114,32,120,56,54,44,32,67,82,89
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.byte 80,84,79,71,65,77,83,32,98,121,32,60,97,112,112,114
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.byte 111,64,111,112,101,110,115,115,108,46,111,114,103,62,0
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.align 64
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.size RC4_options,.-.L_RC4_options_begin
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.comm OPENSSL_ia32cap_P,4,4
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