Function at 0x639080
Capabilities:
Encode data using xor
Hash data using murmur2

Disassembly:
push ebp
mov ebp, esp
push ebx
push edi
push esi
sub esp, 0x3c
mov eax, dword [0x72a00c]
xor eax, ebp
mov dword [ebp - 0x10], eax
mov esi, dword [0x72ff94]
cmp esi, 1
jbe 0x63962e
push esi
call dword [sym.imp.KERNEL32.dll_TryAcquireSRWLockExclusive]
test al, al
je 0x639604
mov eax, dword [0x72ff94]
cmp eax, 1
jbe 0x63966d
mov dword [ebp - 0x38], esi
mov esi, dword [ebp + 8]
mov eax, dword [0x72ff9c]
test eax, eax
je 0x6396f8
mov dword [ebp - 0x24], eax
mov edi, dword [esi + 4]
test edi, edi
je 0x639743
push edi
call fcn.00687040
add esp, 4
mov ebx, eax
test eax, eax
je 0x6391de
xor eax, eax
xor esi, esi
nop word [eax + eax]
movsx ecx, byte [edi + eax]
imul esi, esi, 0x83
add esi, ecx
inc eax
cmp ebx, eax
jne 0x639100
mov eax, dword [ebp - 0x24]
mov eax, dword [eax + 4]
test eax, eax
mov dword [ebp - 0x20], eax
je 0x6391f7
mov ecx, eax
shr ecx, 1
and ecx, 0x55555555
sub eax, ecx
mov ecx, 0x33333333
mov edx, eax
and edx, ecx
shr eax, 2
and eax, ecx
add eax, edx
mov ecx, eax
shr ecx, 4
add ecx, eax
and ecx, 0xf0f0f0f
imul eax, ecx, 0x1010101
shr eax, 0x18
mov dword [ebp - 0x30], eax
cmp eax, 1
jbe 0x6391ea
mov edx, esi
mov ecx, dword [ebp - 0x20]
cmp esi, ecx
jb 0x63916f
mov eax, esi
xor edx, edx
div ecx
mov eax, dword [ebp - 0x24]
mov eax, dword [eax]
mov dword [ebp - 0x28], edx
mov eax, dword [eax + edx*4]
test eax, eax
je 0x6391fd
mov edx, dword [eax]
test edx, edx
je 0x6391fd
lea eax, [ecx - 1]
mov dword [ebp - 0x34], eax
mov eax, dword [edx + 4]
cmp eax, esi
mov dword [ebp - 0x2c], edx
je 0x6391ac
cmp dword [ebp - 0x30], 1
jbe 0x6391e5
cmp eax, ecx
jb 0x6391a4
xor edx, edx
div ecx
mov eax, edx
mov edx, dword [ebp - 0x2c]
cmp eax, dword [ebp - 0x28]
jne 0x6391fd
cmp dword [edx + 0xc], ebx
je 0x6391b9
mov edx, dword [edx]
test edx, edx
jne 0x63918a
jmp 0x6391fd
test ebx, ebx
je 0x639281
push ebx
push edi
push dword [edx + 8]
call fcn.0066ff2d
mov edx, dword [ebp - 0x2c]
add esp, 0xc
test eax, eax
mov ecx, dword [ebp - 0x20]
je 0x639281
jmp 0x6391b1
xor esi, esi
jmp 0x639111
and eax, dword [ebp - 0x34]
jmp 0x6391a7
mov ecx, dword [ebp - 0x20]
lea edx, [ecx - 1]
and edx, esi
jmp 0x63916f
xor eax, eax
dec eax
mov dword [ebp - 0x28], eax
push 0x14
call fcn.0066d870
add esp, 4
mov edx, eax
mov dword [eax + 8], edi
mov dword [eax + 0xc], ebx
xor eax, eax
mov dword [edx + 0x10], eax
mov dword [edx + 4], esi
mov dword [edx], eax
mov ebx, dword [ebp - 0x24]
mov eax, dword [ebx + 0xc]
inc eax
movd xmm0, eax
movq xmm2, qword [0x7050c0]
por xmm0, xmm2
subsd xmm0, xmm2
cvtsd2ss xmm0, xmm0
movss xmm1, dword [ebx + 0x10]
mov eax, dword [ebp - 0x20]
test eax, eax
je 0x639538
movd xmm3, eax
por xmm3, xmm2
subsd xmm3, xmm2
xorps xmm2, xmm2
cvtsd2ss xmm2, xmm3
mulss xmm2, xmm1
ucomiss xmm0, xmm2
ja 0x639538
mov ecx, dword [ebx]
mov esi, dword [ebp - 0x28]
mov eax, dword [ecx + esi*4]
test eax, eax
je 0x6393ce
mov ecx, dword [eax]
mov dword [edx], ecx
mov dword [eax], edx
inc dword [ebx + 0xc]
mov ebx, dword [edx + 0x10]
test ebx, ebx
jne 0x6394d5
mov eax, dword [ebp + 8]
mov dword [edx + 0x10], eax
mov eax, dword [0x72ff9c]
mov dword [ebp - 0x24], eax
push edi
call fcn.00687040
add esp, 4
cmp eax, 0x7ffffff0
jae 0x63973b
mov ebx, eax
cmp eax, 0xa
ja 0x6392bd
lea esi, [ebp - 0x1c]
mov byte [esi + 0xb], bl
jmp 0x6392e4
mov dword [ebp - 0x20], ebx
mov ebx, dword [ebp - 0x20]
or ebx, 0xf
inc ebx
push ebx
call fcn.0066d870
add esp, 4
mov esi, eax
mov dword [ebp - 0x1c], eax
or ebx, 0x80000000
mov dword [ebp - 0x14], ebx
mov ebx, dword [ebp - 0x20]
mov dword [ebp - 0x18], ebx
cmp esi, edi
ja 0x6392f4
mov eax, ebx
add eax, esi
cmp eax, edi
ja 0x639610
push ebx
push edi
push esi
call fcn.00671460
add esp, 0xc
mov byte [esi + ebx], 0
movzx ebx, byte [ebp - 0x11]
mov ecx, ebx
mov eax, dword [ebp - 0x1c]
mov byte [ebp - 0x2c], bl
test bl, bl
mov dword [ebp - 0x28], eax
jns 0x63931d
mov ebx, dword [ebp - 0x18]
mov ecx, eax
jmp 0x639320
lea ecx, [ebp - 0x1c]
mov eax, ebx
mov dword [ebp - 0x30], ecx
mov edx, ebx
cmp ebx, 4
jb 0x639366
mov edx, ebx
mov ecx, dword [ebp - 0x30]
mov eax, ebx
nop word cs:[eax + eax]
imul esi, dword [ecx], 0x5bd1e995
mov edi, esi
shr edi, 0x18
xor edi, esi
imul esi, edi, 0x5bd1e995
imul eax, eax, 0x5bd1e995
xor eax, esi
add ecx, 4
add edx, 0xfffffffc
cmp edx, 3
ja 0x639340
cmp edx, 2
je 0x63951c
cmp edx, 1
je 0x639525
cmp edx, 3
je 0x639513
mov edx, dword [ebp - 0x24]
mov esi, dword [edx + 0x18]
mov dword [ebp - 0x20], 0
test esi, esi
jne 0x639411
cmp byte [ebp - 0x2c], 0
jns 0x6393a3
push dword [ebp - 0x28]
call fcn.0066d8a0
add esp, 4
cmp dword [ebp - 0x20], 0
mov esi, dword [ebp - 0x38]
mov edi, dword [ebp + 8]
jne 0x6396ea
push esi
call dword [sym.imp.KERNEL32.dll_ReleaseSRWLockExclusive]
mov ecx, dword [ebp - 0x10]
xor ecx, ebp
call fcn.0066e1f1
mov eax, edi
add esp, 0x3c
pop esi
pop edi
pop ebx
pop ebp
ret
mov eax, dword [ebx + 8]
mov dword [edx], eax
lea eax, [ebx + 8]
mov dword [ebx + 8], edx
mov dword [ecx + esi*4], eax
mov eax, dword [edx]
test eax, eax
je 0x63927e
mov esi, edx
mov eax, dword [eax + 4]
mov edx, dword [ebp - 0x20]
lea ecx, [edx - 1]
test edx, ecx
je 0x639734
cmp eax, edx
jb 0x639405
mov ecx, edx
xor edx, edx
div ecx
mov eax, edx
shl eax, 2
add eax, dword [ebx]
mov edx, esi
jmp 0x63927c
mov ecx, eax
shr ecx, 0xd
xor ecx, eax
imul eax, ecx, 0x5bd1e995
mov edi, eax
shr edi, 0xf
xor edi, eax
mov ecx, esi
shr ecx, 1
and ecx, 0x55555555
mov eax, esi
sub eax, ecx
mov ecx, 0x33333333
mov edx, eax
and edx, ecx
shr eax, 2
and eax, ecx
add eax, edx
mov ecx, eax
shr ecx, 4
add ecx, eax
and ecx, 0xf0f0f0f
imul eax, ecx, 0x1010101
shr eax, 0x18
mov dword [ebp - 0x34], eax
cmp eax, 1
jbe 0x639746
mov edx, edi
cmp edi, esi
mov ecx, edi
mov edi, esi
jb 0x639475
mov eax, ecx
xor edx, edx
div edi
mov eax, dword [ebp - 0x24]
mov eax, dword [eax + 0x14]
mov eax, dword [eax + edx*4]
test eax, eax
je 0x639392
mov esi, dword [eax]
test esi, esi
je 0x639392
lea eax, [edi - 1]
mov dword [ebp - 0x3c], eax
mov dword [ebp - 0x40], ecx
mov dword [ebp - 0x24], edx
mov eax, dword [esi + 4]
cmp ecx, eax
je 0x6396a7
cmp dword [ebp - 0x34], 1
jbe 0x639754
cmp eax, edi
jb 0x6394bb
xor edx, edx
div edi
mov eax, edx
cmp eax, dword [ebp - 0x24]
jne 0x639507
mov esi, dword [esi]
mov dword [ebp - 0x20], 0
test esi, esi
mov ecx, dword [ebp - 0x40]
jne 0x63949c
jmp 0x639392
mov edi, dword [ebp + 8]
cmp ebx, edi
mov esi, dword [ebp - 0x38]
je 0x6393b3
push esi
call dword [sym.imp.KERNEL32.dll_ReleaseSRWLockExclusive]
test edi, edi
je 0x639500
mov eax, dword [edi]
mov esi, dword [eax]
mov ecx, esi
call dword [section..00cfg]
mov ecx, edi
push 1
call esi
mov edi, ebx
jmp 0x6393ba
mov dword [ebp - 0x20], 0
jmp 0x639392
movzx edx, byte [ecx + 2]
shl edx, 0x10
xor eax, edx
movzx edx, byte [ecx + 1]
shl edx, 8
xor eax, edx
mov edx, dword [ebp - 0x24]
movzx ecx, byte [ecx]
xor ecx, eax
imul eax, ecx, 0x5bd1e995
jmp 0x639384
mov dword [ebp - 0x2c], edx
divss xmm0, xmm1
cvtss2sd xmm0, xmm0
sub esp, 8
movsd qword [esp], xmm0
mov ebx, eax
call fcn.0069a830
add esp, 8
fstp dword [ebp - 0x48]
movss xmm0, dword [ebp - 0x48]
cvttss2si ecx, xmm0
mov edx, ecx
sar edx, 0x1f
subss xmm0, dword [0x6f4010]
cvttss2si eax, xmm0
and eax, edx
or eax, ecx
lea ecx, [ebx + ebx]
cmp ebx, 3
jb 0x6395eb
lea edx, [ebx - 1]
test ebx, edx
mov edx, 0
setne dl
or edx, ecx
cmp edx, eax
cmovbe edx, eax
cmp edx, 1
je 0x6395f0
lea eax, [edx - 1]
test edx, eax
je 0x6395f5
push edx
call fcn.0062ef70
add esp, 4
mov edx, eax
mov eax, dword [ebp - 0x24]
mov eax, dword [eax + 4]
cmp edx, eax
jbe 0x63975c
mov ebx, dword [ebp - 0x24]
mov ecx, ebx
push edx
call fcn.00639d00
mov ecx, dword [ebx + 4]
lea eax, [ecx - 1]
test ecx, eax
mov edx, dword [ebp - 0x2c]
mov dword [ebp - 0x20], ecx
je 0x6395fa
cmp esi, ecx
jb 0x639816
mov eax, esi
xor edx, edx
div ecx
mov dword [ebp - 0x28], edx
mov edx, dword [ebp - 0x2c]
jmp 0x639268
xor edx, edx
inc edx
jmp 0x63958b
mov edx, 2
mov eax, dword [ebp - 0x20]
jmp 0x6395af
and eax, esi
mov dword [ebp - 0x28], eax
jmp 0x639268
mov ecx, esi
call fcn.00634050
jmp 0x6390b1
push str.char_traits::copy_overlapped_range
push str.__s2_____s1____s2_____s1__n
push 0xee
push str........._buildtools_third_partylibc_trunkinclude__stringchar_traits.h
push str._s:_d:_assertion__s_failed:__s
call fcn.0069cc70
push 0x72ff94
call fcn.00535700
add esp, 4
test al, al
je 0x639840
mov esi, 0x72ff98
mov ecx, 0x72ff98
call fcn.00634040
mov eax, 0x72ff94
push eax
push 0
push 0x72ff98
push eax
call fcn.005357d0
add esp, 0x10
jmp 0x6390a2
push 0x72ff94
call fcn.00535700
add esp, 4
test al, al
je 0x63984b
mov ecx, 0x72ff98
call fcn.00634040
mov eax, 0x72ff94
push eax
push 0
push 0x72ff98
push eax
call fcn.005357d0
add esp, 0x10
jmp 0x6390bf
movzx eax, byte [esi + 0x13]
mov ecx, eax
test al, al
jns 0x6396b4
mov ecx, dword [esi + 0xc]
cmp ecx, ebx
jne 0x6394c0
lea ecx, [esi + 8]
test al, al
jns 0x6396c5
mov ecx, dword [ecx]
js 0x639713
test eax, eax
je 0x63972c
xor ecx, ecx
mov dword [ebp - 0x20], esi
mov dl, byte [esi + ecx + 8]
mov esi, dword [ebp - 0x30]
cmp dl, byte [esi + ecx]
mov esi, dword [ebp - 0x20]
jne 0x6394c0
inc ecx
cmp eax, ecx
jne 0x6396d0
jmp 0x63972c
mov ecx, edi
push 0x20
call fcn.0063abf0
jmp 0x6393b3
push 0x54
call fcn.0066d870
add esp, 4
mov ecx, eax
call fcn.00532260
mov eax, dword [0x72ff9c]
jmp 0x6390d2
test ebx, ebx
je 0x63972c
push ebx
push dword [ebp - 0x30]
push ecx
call fcn.0066ff2d
add esp, 0xc
test eax, eax
jne 0x6394c0
mov dword [ebp - 0x20], esi
jmp 0x639392
and eax, ecx
jmp 0x639405
lea ecx, [ebp - 0x1c]
call fcn.0069b510
int3
lea edx, [esi - 1]
and edx, edi
mov ecx, edi
mov edi, esi
jmp 0x639475
and eax, dword [ebp - 0x3c]
jmp 0x6394bb
mov dword [ebp - 0x20], eax
mov ebx, dword [ebp - 0x24]
jae 0x6395c2
mov dword [ebp - 0x28], edx
movss xmm0, dword [ebx + 0xc]
orpd xmm0, xmmword [0x7050b0]
subsd xmm0, qword [0x7050c0]
cvtsd2ss xmm0, xmm0
divss xmm0, dword [ebx + 0x10]
cvtss2sd xmm0, xmm0
sub esp, 8
movsd qword [esp], xmm0
call fcn.0069a830
add esp, 8
fstp dword [ebp - 0x44]
movss xmm0, dword [ebp - 0x44]
cvttss2si eax, xmm0
mov ecx, eax
subss xmm0, dword [0x6f4010]
cvttss2si edx, xmm0
sar ecx, 0x1f
and edx, ecx
or edx, eax
cmp dword [ebp - 0x20], 3
jb 0x63981e
mov eax, dword [ebp - 0x20]
mov ecx, eax
shr ecx, 1
and ecx, 0x55555555
sub eax, ecx
mov ebx, 0x33333333
mov ecx, eax
and ecx, ebx
shr eax, 2
and eax, ebx
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 0x63981e
lea eax, [edx - 1]
bsr ecx, eax
xor ecx, 0x1f
neg cl
xor eax, eax
inc eax
shl eax, cl
cmp edx, 2
cmovb eax, edx
jmp 0x639827
mov dword [ebp - 0x28], esi
jmp 0x6395e3
push edx
call fcn.0062ef70
add esp, 4
mov edx, dword [ebp - 0x28]
cmp edx, eax
cmovbe edx, eax
cmp edx, dword [ebp - 0x20]
mov ebx, dword [ebp - 0x24]
jb 0x6395ba
jmp 0x6395c2
mov esi, dword [0x72ff94]
jmp 0x6390a2
mov eax, dword [0x72ff94]
jmp 0x6390bf