Function at 0x627710
Capabilities:
Encode data using xor

Disassembly:
push ebp
push edi
push esi
push ebx
mov ebx, eax
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 0x627c14
movzx edi, word [esp + 0x30]
mov esi, edi
and esi, 0x8000
jne 0x627880
fxam
wait
fnstsw ax
fstp st(0)
and ax, 0x4500
cmp ax, 0x500
je 0x627c29
and di, 0x7fff
mov ecx, edi
je 0x627890
mov ebp, dword [ebx + 0xc]
lea eax, [ecx - 0x3fff]
mov word [esp + 0x16], ax
mov esi, dword [esp + 0x28]
mov edi, dword [esp + 0x2c]
cmp ebp, 0xe
jbe 0x6279e1
mov eax, edi
or eax, esi
je 0x627bab
mov eax, dword [ebx + 4]
lea ecx, [esp + 0x38]
mov dword [esp + 8], ebx
mov ebp, ecx
mov dword [esp + 0xc], ecx
movzx edx, word [esp + 0x16]
mov ecx, eax
mov dword [esp + 0x18], eax
and eax, 0x20
and ecx, 0x800
mov byte [esp + 0x10], al
mov dword [esp + 0x1c], ecx
mov ecx, ebp
jmp 0x627807
mov ebx, dword [esp + 8]
mov ebx, dword [ebx + 0xc]
test ebx, ebx
jle 0x6277da
mov ebp, dword [esp + 8]
sub ebx, 1
mov dword [ebp + 0xc], ebx
shrd esi, edi, 4
mov ebp, ecx
shr edi, 4
test eax, eax
je 0x62785f
lea ecx, [ebp + 1]
cmp eax, 9
jle 0x627877
add eax, 0x37
or al, byte [esp + 0x10]
mov byte [ebp], al
mov eax, edi
or eax, esi
je 0x6278e0
mov eax, esi
and eax, 0xf
cmp eax, esi
jne 0x6277c5
cmp ecx, dword [esp + 0xc]
ja 0x627830
mov ebp, dword [esp + 0x1c]
test ebp, ebp
jne 0x627830
mov ebx, dword [esp + 8]
mov ebp, ecx
mov ebx, dword [ebx + 0xc]
test ebx, ebx
jle 0x627836
nop
lea esi, [esi]
lea ebp, [ecx + 1]
mov byte [ecx], 0x2e
cmp edi, 0
ja 0x627840
cmp esi, 1
jbe 0x627857
lea ecx, [edx - 1]
shrd esi, edi, 1
shr edi, 1
mov edx, ecx
lea ecx, [edx - 1]
mov ebx, esi
xor ebx, 1
or ebx, edi
jne 0x627843
xor esi, esi
xor edi, edi
test eax, eax
jne 0x6277e7
cmp ebp, dword [esp + 0xc]
ja 0x627874
mov ecx, dword [esp + 8]
mov ecx, dword [ecx + 0xc]
test ecx, ecx
js 0x627a60
lea ecx, [ebp + 1]
add eax, 0x30
jmp 0x6277fa
or dword [ebx + 4], 0x80
jmp 0x627749
mov edx, dword [esp + 0x2c]
mov eax, dword [esp + 0x28]
mov edi, edx
or edi, eax
je 0x627b9c
test edx, edx
js 0x627c4e
mov ecx, 0xffffc001
nop
shld edx, eax, 1
mov edi, ecx
add eax, eax
sub ecx, 1
test edx, edx
jns 0x6278b0
mov word [esp + 0x16], di
mov esi, eax
mov edi, edx
mov ebp, dword [ebx + 0xc]
cmp ebp, 0xe
jbe 0x6279ff
jmp 0x627794
mov word [esp + 0x16], dx
mov ebp, ecx
mov ebx, dword [esp + 8]
cmp ecx, dword [esp + 0xc]
je 0x627c46
mov eax, dword [ebx + 8]
mov dword [esp + 8], eax
test eax, eax
jle 0x627b89
mov edx, dword [ebx + 0xc]
mov eax, ebp
sub eax, dword [esp + 0xc]
movsx edi, word [esp + 0x16]
test edx, edx
lea ecx, [eax + edx]
mov edx, dword [esp + 0x18]
cmovg eax, ecx
mov ecx, 0x66666667
mov dword [esp + 0x10], edi
and edx, 0x1c0
cmp edx, 1
sbb edx, edx
lea esi, [eax + edx + 6]
mov eax, edi
imul ecx
mov eax, edi
sar eax, 0x1f
mov ecx, edx
sar ecx, 2
sub ecx, eax
je 0x627c3c
mov edi, 2
mov eax, 0x66666667
add esi, 1
add edi, 1
imul ecx
sar ecx, 0x1f
sar edx, 2
sub edx, ecx
mov ecx, edx
jne 0x627951
movsx edi, di
cmp dword [esp + 8], esi
jle 0x627a70
mov eax, dword [esp + 8]
sub eax, esi
test dword [esp + 0x18], 0x600
jne 0x627bd6
lea edx, [eax - 1]
mov dword [ebx + 8], edx
test eax, eax
jle 0x627a77
lea esi, [esi]
mov edx, ebx
mov eax, 0x20
call fcn.00626520
mov eax, dword [ebx + 8]
lea edx, [eax - 1]
mov dword [ebx + 8], edx
test eax, eax
jg 0x6279a0
mov eax, dword [ebx + 4]
mov dword [esp + 0x18], eax
test byte [esp + 0x18], 0x80
je 0x627a82
nop
lea esi, [esi]
mov edx, ebx
mov eax, 0x2d
call fcn.00626520
jmp 0x627a9b
test edi, edi
js 0x6279ff
mov ecx, eax
mov esi, esi
lea edi, [edi]
shld edi, esi, 1
add esi, esi
test edi, edi
jns 0x6279f0
mov word [esp + 0x16], cx
mov ecx, 0xe
mov eax, 4
xor edx, edx
sub ecx, ebp
shrd esi, edi, 1
shl ecx, 2
shr edi, 1
shld edx, eax, cl
shl eax, cl
test cl, 0x20
je 0x627a24
mov edx, eax
xor eax, eax
add eax, esi
adc edx, edi
test edx, edx
js 0x627c09
shld edx, eax, 1
add eax, eax
mov ecx, 0xf
xor esi, esi
sub ecx, ebp
shl ecx, 2
shrd eax, edx, cl
shr edx, cl
test cl, 0x20
cmovne eax, edx
cmovne edx, esi
mov esi, eax
mov edi, edx
jmp 0x627794
mov ecx, ebp
jmp 0x6277fd
mov dword [ebx + 8], 0xffffffff
test byte [esp + 0x18], 0x80
jne 0x6279d0
test dword [esp + 0x18], 0x100
jne 0x627be7
test byte [esp + 0x18], 0x40
jne 0x627bf8
mov edx, ebx
mov eax, 0x30
call fcn.00626520
mov eax, dword [ebx + 4]
mov edx, ebx
and eax, 0x20
or eax, 0x58
call fcn.00626520
mov eax, dword [ebx + 8]
test eax, eax
jle 0x627ae9
test byte [ebx + 5], 2
je 0x627ae9
sub eax, 1
mov dword [ebx + 8], eax
lea esi, [esi]
mov edx, ebx
mov eax, 0x30
call fcn.00626520
mov eax, dword [ebx + 8]
lea edx, [eax - 1]
mov dword [ebx + 8], edx
test eax, eax
jg 0x627ad0
mov esi, dword [esp + 0xc]
cmp ebp, dword [esp + 0xc]
ja 0x627b17
jmp 0x627b3d
movzx eax, word [ebx + 0x1c]
mov word [esp + 0x26], ax
test ax, ax
je 0x627b13
lea eax, [esp + 0x26]
mov ecx, ebx
mov edx, 1
call fcn.00626580
cmp ebp, esi
je 0x627b3d
sub ebp, 1
movsx eax, byte [ebp]
cmp eax, 0x2e
je 0x627b80
cmp eax, 0x2c
je 0x627af5
mov edx, ebx
call fcn.00626520
jmp 0x627b13
mov edx, ebx
mov eax, 0x30
call fcn.00626520
mov eax, dword [ebx + 0xc]
lea edx, [eax - 1]
mov dword [ebx + 0xc], edx
test eax, eax
jg 0x627b31
mov eax, dword [ebx + 4]
mov edx, ebx
and eax, 0x20
or eax, 0x50
call fcn.00626520
mov eax, dword [esp + 0x10]
mov ecx, ebx
add dword [ebx + 8], edi
or dword [ebx + 4], 0x1c0
cdq
call fcn.00626d50
add esp, 0x5c
pop ebx
pop esi
pop edi
pop ebp
ret
mov eax, ebx
call fcn.00626840
jmp 0x627b13
movsx eax, word [esp + 0x16]
mov edi, 2
mov dword [esp + 0x10], eax
jmp 0x627a77
mov ebp, dword [ebx + 0xc]
cmp ebp, 0xe
jbe 0x627bde
xor edx, edx
mov word [esp + 0x16], dx
mov eax, dword [ebx + 4]
mov dword [esp + 0x18], eax
lea eax, [esp + 0x38]
mov dword [esp + 0xc], eax
test ebp, ebp
jle 0x627c61
mov byte [esp + 0x38], 0x2e
lea eax, [esp + 0x39]
lea ebp, [eax + 1]
mov byte [eax], 0x30
jmp 0x6278f5
mov dword [ebx + 8], eax
jmp 0x627a77
xor esi, esi
xor edi, edi
jmp 0x6279f0
mov edx, ebx
mov eax, 0x2b
call fcn.00626520
jmp 0x627a9b
mov edx, ebx
mov eax, 0x20
call fcn.00626520
jmp 0x627a9b
add word [esp + 0x16], 1
jmp 0x627a36
fstp st(0)
mov ecx, ebx
mov edx, 0x6d7c1c
xor eax, eax
call fcn.006267a0
jmp 0x627b70
mov ecx, ebx
mov edx, 0x6d7c20
mov eax, esi
call fcn.006267a0
jmp 0x627b70
mov edi, 2
jmp 0x62796d
mov ebp, dword [ebx + 0xc]
jmp 0x627bba
mov esi, eax
mov eax, 0xffffc002
mov edi, edx
mov word [esp + 0x16], ax
jmp 0x6278c8
mov eax, dword [esp + 0xc]
test dword [esp + 0x18], 0x800
je 0x627bcb
jmp 0x627bc2