Function at 0x419a40
Capabilities:
Encode data using xor

Disassembly:
push ebp
mov ebp, eax
push edi
push esi
push ebx
sub esp, 0x5c
fld xword [esp + 0x70]
fld st(0)
fstp xword [esp + 0x28]
fxam
wait
fnstsw ax
and ax, 0x4500
cmp ax, 0x100
je 0x419eca
movzx ebx, word [esp + 0x30]
mov esi, ebx
and esi, 0x8000
jne 0x419c31
fxam
wait
fnstsw ax
fstp st(0)
and ax, 0x4500
cmp ax, 0x500
je 0x419edc
and bx, 0x7fff
je 0x419cb4
mov eax, dword [esp + 0x28]
sub bx, 0x3fff
mov edx, dword [esp + 0x2c]
mov edi, dword [ebp + 0xc]
cmp edi, 0xe
mov dword [esp + 0xc], edi
jbe 0x419c46
mov edi, edx
or edi, eax
je 0x419eef
lea edi, [esp + 0x38]
mov dword [esp + 0x10], edi
mov esi, edi
mov dword [esp + 0xc], ebp
nop
mov ebp, eax
mov ecx, eax
and ebp, 0xf
mov edi, edx
xor ecx, ebp
or edi, ecx
je 0x419d10
mov edi, dword [esp + 0xc]
mov ecx, dword [edi + 0xc]
test ecx, ecx
jle 0x419af8
mov edi, dword [esp + 0xc]
sub ecx, 1
mov dword [edi + 0xc], ecx
shrd eax, edx, 4
mov edi, esi
shr edx, 4
test ebp, ebp
jne 0x419ce7
cmp edi, dword [esp + 0x10]
ja 0x419b1c
mov ecx, dword [esp + 0xc]
mov esi, edi
mov ecx, dword [ecx + 0xc]
test ecx, ecx
js 0x419b24
lea esi, [edi + 1]
lea ecx, [ebp + 0x30]
mov byte [edi], cl
mov edi, edx
or edi, eax
jne 0x419ad0
cmp esi, dword [esp + 0x10]
mov edi, esi
mov ebp, dword [esp + 0xc]
je 0x419f27
mov eax, dword [ebp + 4]
mov dword [esp + 0xc], eax
mov eax, dword [ebp + 8]
test eax, eax
mov dword [esp + 0x18], eax
jle 0x419e79
mov edx, dword [ebp + 0xc]
mov eax, edi
movsx ebx, bx
sub eax, dword [esp + 0x10]
mov dword [esp + 0x14], ebx
test edx, edx
lea ecx, [eax + edx]
mov edx, dword [esp + 0xc]
cmovg eax, ecx
and edx, 0x1c0
cmp edx, 1
sbb edx, edx
lea esi, [eax + edx + 6]
mov eax, ebx
mov edx, 0x66666667
imul edx
mov eax, ebx
sar eax, 0x1f
sar edx, 2
sub edx, eax
mov ecx, edx
je 0x419f1a
mov ebx, 2
nop
lea esi, [esi]
mov eax, 0x66666667
add esi, 1
imul ecx
add ebx, 1
sar ecx, 0x1f
sar edx, 2
sub edx, ecx
mov ecx, edx
jne 0x419ba0
movsx eax, bx
mov dword [esp + 0x1c], eax
cmp dword [esp + 0x18], esi
jle 0x419d60
mov eax, dword [esp + 0x18]
sub eax, esi
test dword [esp + 0xc], 0x600
jne 0x419e98
lea edx, [eax - 1]
test eax, eax
mov dword [ebp + 8], edx
jle 0x419d67
lea esi, [esi]
mov edx, ebp
mov eax, 0x20
call fcn.004189c0
mov eax, dword [ebp + 8]
lea edx, [eax - 1]
test eax, eax
mov dword [ebp + 8], edx
jg 0x419bf0
mov eax, dword [ebp + 4]
mov dword [esp + 0xc], eax
test byte [esp + 0xc], 0x80
je 0x419d72
nop
lea esi, [esi]
mov edx, ebp
mov eax, 0x2d
call fcn.004189c0
jmp 0x419d8b
or dword [ebp + 4], 0x80
jmp 0x419a79
shld edx, eax, 1
add eax, eax
test edx, edx
jns 0x419c40
shrd eax, edx, 1
mov esi, eax
mov eax, 0xe
sub eax, dword [esp + 0xc]
shr edx, 1
mov edi, edx
xor edx, edx
lea ecx, [eax*4]
mov eax, 4
shld edx, eax, cl
shl eax, cl
test cl, 0x20
je 0x419c79
mov edx, eax
xor eax, eax
add esi, eax
adc edi, edx
test edi, edi
js 0x419ec2
shld edi, esi, 1
add esi, esi
mov eax, 0xf
mov edx, edi
sub eax, dword [esp + 0xc]
lea ecx, [eax*4]
mov eax, esi
shr edx, cl
xor esi, esi
shrd eax, edi, cl
and ecx, 0x20
cmovne eax, edx
cmovne edx, esi
jmp 0x419ac0
mov edx, dword [esp + 0x2c]
mov eax, dword [esp + 0x28]
mov ebx, edx
or ebx, eax
je 0x419e8d
test edx, edx
js 0x419f30
mov ecx, 0xffffc001
shld edx, eax, 1
mov ebx, ecx
add eax, eax
sub ecx, 1
test edx, edx
jns 0x419cd3
jmp 0x419aa6
cmp ebp, 9
lea esi, [edi + 1]
jbe 0x419b1f
lea ecx, [ebp + 0x37]
mov ebp, dword [esp + 0xc]
mov ebp, dword [ebp + 4]
mov dword [esp + 0x14], ebp
movzx ebp, byte [esp + 0x14]
and ebp, 0x20
or ecx, ebp
jmp 0x419b22
cmp esi, dword [esp + 0x10]
ja 0x419d30
mov edi, dword [esp + 0xc]
test byte [edi + 5], 8
jne 0x419d30
mov ecx, dword [esp + 0xc]
mov edi, esi
mov ecx, dword [ecx + 0xc]
test ecx, ecx
jle 0x419d36
lea esi, [esi]
lea edi, [esi + 1]
mov byte [esi], 0x2e
mov ecx, eax
xor ecx, 1
or ecx, edx
je 0x419d56
lea ecx, [ebx - 1]
shrd eax, edx, 1
mov ebx, ecx
mov esi, eax
shr edx, 1
xor esi, 1
or esi, edx
lea ecx, [ebx - 1]
jne 0x419d42
xor eax, eax
xor edx, edx
jmp 0x419b01
mov dword [ebp + 8], 0xffffffff
test byte [esp + 0xc], 0x80
jne 0x419c20
test dword [esp + 0xc], 0x100
jne 0x419ea0
test byte [esp + 0xc], 0x40
jne 0x419eb1
mov edx, ebp
mov eax, 0x30
call fcn.004189c0
mov eax, dword [ebp + 4]
mov edx, ebp
and eax, 0x20
or eax, 0x58
call fcn.004189c0
mov eax, dword [ebp + 8]
test eax, eax
jle 0x419dd9
test byte [ebp + 5], 2
je 0x419dd9
sub eax, 1
mov dword [ebp + 8], eax
lea esi, [esi]
mov edx, ebp
mov eax, 0x30
call fcn.004189c0
mov eax, dword [ebp + 8]
lea edx, [eax - 1]
test eax, eax
mov dword [ebp + 8], edx
jg 0x419dc0
cmp edi, dword [esp + 0x10]
mov ebx, dword [esp + 0x10]
ja 0x419e07
jmp 0x419e2e
movzx eax, word [ebp + 0x1c]
test ax, ax
mov word [esp + 0x26], ax
je 0x419e03
mov ecx, ebp
mov edx, 1
lea eax, [esp + 0x26]
call fcn.00418a20
cmp edi, ebx
je 0x419e2e
sub edi, 1
movsx eax, byte [edi]
cmp eax, 0x2e
je 0x419e70
cmp eax, 0x2c
je 0x419de5
mov edx, ebp
call fcn.004189c0
nop
jmp 0x419e03
mov edx, ebp
mov eax, 0x30
call fcn.004189c0
mov eax, dword [ebp + 0xc]
lea edx, [eax - 1]
test eax, eax
mov dword [ebp + 0xc], edx
jg 0x419e22
mov eax, dword [ebp + 4]
mov edx, ebp
and eax, 0x20
or eax, 0x50
call fcn.004189c0
mov eax, dword [esp + 0x1c]
mov ecx, ebp
add dword [ebp + 8], eax
mov eax, dword [esp + 0x14]
or dword [ebp + 4], 0x1c0
cdq
call fcn.00419140
add esp, 0x5c
pop ebx
pop esi
pop edi
pop ebp
ret
mov eax, ebp
call fcn.00418c90
jmp 0x419e03
movsx eax, bx
mov dword [esp + 0x1c], 2
mov dword [esp + 0x14], eax
jmp 0x419d67
xor ebx, ebx
xor eax, eax
xor edx, edx
jmp 0x419aa6
mov dword [ebp + 8], eax
jmp 0x419d67
mov edx, ebp
mov eax, 0x2b
call fcn.004189c0
jmp 0x419d8b
mov edx, ebp
mov eax, 0x20
call fcn.004189c0
jmp 0x419d8b
add ebx, 1
jmp 0x419c8b
fstp st(0)
mov ecx, ebp
mov edx, 0x464aaf
xor eax, eax
call fcn.00418c00
jmp 0x419e65
mov ecx, ebp
mov edx, 0x464ab3
mov eax, esi
call fcn.00418c00
jmp 0x419e65
lea eax, [esp + 0x38]
mov dword [esp + 0x10], eax
mov edx, dword [esp + 0xc]
mov eax, dword [ebp + 4]
test edx, edx
jle 0x419f3a
mov dword [esp + 0xc], eax
mov byte [esp + 0x38], 0x2e
lea eax, [esp + 0x39]
lea edi, [eax + 1]
mov byte [eax], 0x30
jmp 0x419b41
mov dword [esp + 0x1c], 2
jmp 0x419bc0
mov eax, dword [ebp + 0xc]
mov dword [esp + 0xc], eax
jmp 0x419ef7
mov ebx, 0xffffc002
jmp 0x419aa6
mov edx, eax
and dh, 8
mov dword [esp + 0xc], eax
mov eax, dword [esp + 0x10]
je 0x419f0f
jmp 0x419f06