Function at 0x487340
Capabilities:
Encode data using xor
Hash data using murmur2

Disassembly:
push ebp
mov ebp, esp
push ebx
push edi
push esi
sub esp, 0x34
mov dword [ebp - 0x10], ecx
mov edi, dword [ebp + 0xc]
movzx ebx, byte [edi + 0xb]
mov eax, dword [edi]
mov ecx, dword [edi + 4]
test bl, bl
mov dword [ebp - 0x18], ecx
lea edx, [eax + ecx]
mov dword [ebp - 0x2c], ebx
lea esi, [edi + ebx]
cmovs esi, edx
cmovs edi, eax
sub esi, edi
cmp esi, 4
jb 0x4873ad
mov edx, edi
mov eax, esi
nop word [eax + eax]
imul ecx, dword [edx], 0x5bd1e995
mov ebx, ecx
shr ebx, 0x18
xor ebx, ecx
imul ecx, ebx, 0x5bd1e995
imul eax, eax, 0x5bd1e995
xor eax, ecx
add edx, 4
add esi, 0xfffffffc
cmp esi, 3
ja 0x487380
cmp esi, 1
jne 0x4873b6
jmp 0x4873d2
mov eax, esi
mov edx, edi
cmp esi, 1
je 0x4873d2
cmp esi, 2
je 0x4873c9
cmp esi, 3
jne 0x4873dd
movzx ecx, byte [edx + 2]
shl ecx, 0x10
xor eax, ecx
movzx ecx, byte [edx + 1]
shl ecx, 8
xor eax, ecx
movzx ecx, byte [edx]
xor ecx, eax
imul eax, ecx, 0x5bd1e995
mov ecx, eax
shr ecx, 0xd
xor ecx, eax
imul eax, ecx, 0x5bd1e995
mov esi, eax
shr esi, 0xf
xor esi, eax
mov eax, dword [ebp - 0x10]
mov ebx, dword [eax + 4]
test ebx, ebx
mov dword [ebp - 0x1c], esi
mov dword [ebp - 0x20], ebx
je 0x487448
mov ecx, ebx
shr ecx, 1
and ecx, 0x55555555
mov eax, ebx
sub eax, ecx
mov ecx, eax
and ecx, 0x33333333
shr eax, 2
and eax, 0x33333333
add eax, ecx
mov ecx, eax
shr ecx, 4
add ecx, eax
and ecx, 0xf0f0f0f
imul eax, ecx, 0x1010101
shr eax, 0x18
mov dword [ebp - 0x28], eax
cmp eax, 1
ja 0x487454
lea edx, [ebx - 1]
and edx, esi
mov ecx, ebx
jmp 0x487465
mov dword [ebp - 0x14], 0xffffffff
jmp 0x487537
mov edx, esi
cmp esi, ebx
mov ecx, ebx
jb 0x487465
mov eax, esi
xor edx, edx
div ecx
mov esi, dword [ebp - 0x1c]
mov eax, dword [ebp - 0x10]
mov eax, dword [eax]
mov dword [ebp - 0x14], edx
mov eax, dword [eax + edx*4]
test eax, eax
je 0x487537
mov ebx, dword [eax]
test ebx, ebx
je 0x487537
lea eax, [ecx - 1]
mov dword [ebp - 0x24], eax
mov ecx, dword [ebp - 0x2c]
test cl, cl
mov eax, dword [ebp - 0x18]
cmovns eax, ecx
mov dword [ebp - 0x18], eax
jmp 0x4874ad
mov ebx, dword [ebx]
test ebx, ebx
mov esi, dword [ebp - 0x1c]
je 0x487537
mov eax, dword [ebx + 4]
cmp eax, esi
je 0x4874d4
cmp dword [ebp - 0x28], 1
ja 0x4874c0
and eax, dword [ebp - 0x24]
jmp 0x4874cd
mov ecx, dword [ebp - 0x20]
cmp eax, ecx
jb 0x4874cd
xor edx, edx
div ecx
mov eax, edx
mov ecx, dword [ebp - 0x14]
cmp eax, ecx
jne 0x487537
movzx eax, byte [ebx + 0x13]
mov ecx, eax
test al, al
jns 0x4874e1
mov ecx, dword [ebx + 0xc]
cmp ecx, dword [ebp - 0x18]
jne 0x4874a0
lea ecx, [ebx + 8]
test al, al
jns 0x4874ef
mov ecx, dword [ecx]
js 0x487511
xor ecx, ecx
cmp dword [ebp - 0x18], 0
je 0x487785
nop dword [eax]
movzx edx, byte [ebx + ecx + 8]
cmp dl, byte [edi + ecx]
jne 0x4874a0
inc ecx
cmp eax, ecx
jne 0x487500
jmp 0x487530
mov eax, dword [ebp - 0x18]
test eax, eax
je 0x487530
mov dword [esp + 8], eax
mov dword [esp + 4], edi
mov dword [esp], ecx
call fcn.00509f3d
test eax, eax
jne 0x4874a0
xor ecx, ecx
jmp 0x487785
mov edi, dword [ebp + 0x10]
mov dword [esp], 0x18
call fcn.00507d96
mov ebx, eax
mov eax, dword [edi + 8]
mov dword [ebx + 0x10], eax
movsd xmm0, qword [edi]
movsd qword [ebx + 8], xmm0
mov dword [edi + 8], 0
mov dword [edi], 0
mov dword [edi + 4], 0
mov eax, dword [edi + 0xc]
mov dword [ebx + 0x14], eax
mov eax, dword [ebp - 0x1c]
mov dword [ebx + 4], eax
mov dword [ebx], 0
mov edi, dword [ebp - 0x10]
mov eax, dword [edi + 0xc]
inc eax
movd xmm0, eax
movq xmm2, qword [0x55a288]
por xmm0, xmm2
subsd xmm0, xmm2
cvtsd2ss xmm0, xmm0
movss xmm1, dword [edi + 0x10]
mov esi, dword [ebp - 0x20]
test esi, esi
je 0x4875cc
movd xmm3, esi
por xmm3, xmm2
subsd xmm3, xmm2
xorps xmm2, xmm2
cvtsd2ss xmm2, xmm3
mulss xmm2, xmm1
ucomiss xmm0, xmm2
ja 0x4875cc
mov edx, dword [ebp - 0x14]
jmp 0x487739
divss xmm0, xmm1
cvtss2sd xmm0, xmm0
movsd qword [esp], xmm0
call fcn.00533d60
fstp dword [ebp - 0x34]
movss xmm0, dword [ebp - 0x34]
cvttss2si eax, xmm0
mov edx, eax
subss xmm0, dword [0x548548]
sar edx, 0x1f
cvttss2si ecx, xmm0
and ecx, edx
or ecx, eax
lea edx, [esi + esi]
mov eax, 1
cmp esi, 3
jb 0x487616
lea edi, [esi - 1]
xor eax, eax
test esi, edi
setne al
or eax, edx
cmp eax, ecx
cmovbe eax, ecx
mov edi, 2
cmp eax, 1
je 0x487638
lea ecx, [eax - 1]
test eax, ecx
je 0x487636
mov dword [esp], eax
call fcn.0044d41c
mov edi, eax
mov eax, dword [ebp - 0x10]
mov esi, dword [eax + 4]
cmp edi, esi
ja 0x487707
jae 0x487715
mov eax, dword [ebp - 0x10]
movss xmm0, dword [eax + 0xc]
orpd xmm0, xmmword [0x55a290]
subsd xmm0, qword [0x55a288]
cvtsd2ss xmm0, xmm0
divss xmm0, dword [eax + 0x10]
cvtss2sd xmm0, xmm0
movsd qword [esp], xmm0
call fcn.00533d60
fstp dword [ebp - 0x30]
movss xmm0, dword [ebp - 0x30]
cvttss2si eax, xmm0
mov ecx, eax
subss xmm0, dword [0x548548]
cvttss2si edx, xmm0
sar ecx, 0x1f
and edx, ecx
or edx, eax
cmp esi, 3
jb 0x4876f6
mov ecx, esi
shr ecx, 1
and ecx, 0x55555555
mov eax, esi
sub eax, ecx
mov ecx, eax
and ecx, 0x33333333
shr eax, 2
and eax, 0x33333333
add eax, ecx
mov ecx, eax
shr ecx, 4
add ecx, eax
and ecx, 0xf0f0f0f
imul eax, ecx, 0x1010101
shr eax, 0x18
cmp eax, 1
ja 0x4876f6
lea eax, [edx - 1]
bsr ecx, eax
xor ecx, 0x1f
neg cl
mov eax, 1
shl eax, cl
cmp edx, 2
cmovb eax, edx
jmp 0x4876fe
mov dword [esp], edx
call fcn.0044d41c
cmp edi, eax
cmovbe edi, eax
cmp edi, esi
jae 0x487715
mov dword [esp], edi
mov ecx, dword [ebp - 0x10]
call fcn.00448b8e
sub esp, 4
mov edi, dword [ebp - 0x10]
mov ecx, dword [edi + 4]
lea edx, [ecx - 1]
test ecx, edx
mov dword [ebp - 0x20], ecx
jne 0x48772a
and edx, dword [ebp - 0x1c]
jmp 0x487739
mov eax, dword [ebp - 0x1c]
cmp eax, ecx
jae 0x487735
mov edx, eax
jmp 0x487739
xor edx, edx
div ecx
mov ecx, dword [edi]
mov eax, dword [ecx + edx*4]
test eax, eax
je 0x487748
mov ecx, dword [eax]
mov dword [ebx], ecx
jmp 0x48777e
mov eax, dword [edi + 8]
mov dword [ebx], eax
lea eax, [edi + 8]
mov dword [edi + 8], ebx
mov dword [ecx + edx*4], eax
mov eax, dword [ebx]
test eax, eax
je 0x487780
mov eax, dword [eax + 4]
mov edx, dword [ebp - 0x20]
lea ecx, [edx - 1]
test edx, ecx
jne 0x48776d
and eax, ecx
jmp 0x487779
cmp eax, edx
jb 0x487779
mov ecx, edx
xor edx, edx
div ecx
mov eax, edx
shl eax, 2
add eax, dword [edi]
mov dword [eax], ebx
inc dword [edi + 0xc]
mov cl, 1
mov eax, dword [ebp + 8]
mov dword [eax], ebx
mov byte [eax + 4], cl
add esp, 0x34
pop esi
pop edi
pop ebx
pop ebp
ret 0xc