Function at 0x1c89b30
Capabilities:
Encode data using xor
Hash data using murmur2

Disassembly:
push ebp
mov ebp, esp
push ebx
push edi
push esi
sub esp, 0x30
mov eax, dword [ebp + 0xc]
mov ecx, dword [0x1d15014]
xor ecx, ebp
mov dword [ebp - 0x10], ecx
mov esi, dword [eax]
test esi, esi
je 0x1c89d45
push esi
call fcn.01cace20
add esp, 4
cmp eax, 0x7ffffff0
jae 0x1c89df3
mov ebx, eax
cmp eax, 0xa
ja 0x1c89b74
lea eax, [ebp - 0x1c]
mov byte [eax + 0xb], bl
jmp 0x1c89b92
mov edi, ebx
or edi, 0xf
inc edi
push edi
call fcn.01c92c17
add esp, 4
mov dword [ebp - 0x1c], eax
or edi, 0x80000000
mov dword [ebp - 0x14], edi
mov dword [ebp - 0x18], ebx
lea edi, [eax + ebx]
cmp eax, esi
ja 0x1c89ba1
cmp edi, esi
ja 0x1c89d63
test ebx, ebx
je 0x1c89bb0
push ebx
push esi
push eax
call fcn.01c95ef0
add esp, 0xc
mov byte [edi], 0
movzx ebx, byte [ebp - 0x11]
mov eax, dword [ebp - 0x1c]
test bl, bl
mov dword [ebp - 0x3c], eax
mov dword [ebp - 0x38], ebx
jns 0x1c89bcb
mov ebx, dword [ebp - 0x18]
mov edx, eax
jmp 0x1c89bd1
and ebx, 0x7f
lea edx, [ebp - 0x1c]
mov eax, ebx
mov dword [ebp - 0x24], edx
mov esi, ebx
cmp ebx, 4
jb 0x1c89c16
mov esi, ebx
mov edx, dword [ebp - 0x24]
mov eax, ebx
nop word cs:[eax + eax]
imul ecx, dword [edx], 0x5bd1e995
mov edi, ecx
shr edi, 0x18
xor edi, ecx
imul ecx, edi, 0x5bd1e995
imul eax, eax, 0x5bd1e995
xor eax, ecx
add edx, 4
add esi, 0xfffffffc
cmp esi, 3
ja 0x1c89bf0
mov ecx, dword [ebp + 8]
cmp esi, 1
je 0x1c89c3a
cmp esi, 2
je 0x1c89c31
cmp esi, 3
jne 0x1c89c45
movzx esi, byte [edx + 2]
shl esi, 0x10
xor eax, esi
movzx esi, byte [edx + 1]
shl esi, 8
xor eax, esi
movzx edx, byte [edx]
xor edx, eax
imul eax, edx, 0x5bd1e995
mov ecx, dword [ecx + 4]
xor edi, edi
test ecx, ecx
jne 0x1c89c78
cmp byte [ebp - 0x38], 0
jns 0x1c89c5f
push dword [ebp - 0x3c]
call fcn.01c92c47
add esp, 4
test edi, edi
setne bl
mov ecx, dword [ebp - 0x10]
xor ecx, ebp
call fcn.01c93c03
mov eax, ebx
add esp, 0x30
pop esi
pop edi
pop ebx
pop ebp
ret
mov edx, eax
shr edx, 0xd
xor edx, eax
imul eax, edx, 0x5bd1e995
mov esi, eax
shr esi, 0xf
xor esi, eax
mov edx, ecx
shr edx, 1
and edx, 0x55555555
mov dword [ebp - 0x20], ecx
mov eax, ecx
sub eax, edx
mov edx, 0x33333333
mov ecx, eax
and ecx, edx
shr eax, 2
and eax, edx
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 - 0x34], eax
cmp eax, 1
jbe 0x1c89df8
mov edx, esi
mov eax, dword [ebp - 0x20]
cmp esi, eax
mov ecx, esi
mov esi, eax
jb 0x1c89ce2
mov eax, ecx
xor edx, edx
div esi
mov eax, dword [ebp + 8]
mov eax, dword [eax]
mov eax, dword [eax + edx*4]
test eax, eax
je 0x1c89c4e
mov dword [ebp - 0x30], edx
mov edx, dword [eax]
test edx, edx
je 0x1c89c4e
lea eax, [esi - 1]
mov dword [ebp - 0x28], eax
mov dword [ebp - 0x2c], ecx
mov eax, dword [edx + 4]
cmp ecx, eax
mov dword [ebp - 0x20], edx
je 0x1c89d81
cmp dword [ebp - 0x34], 1
jbe 0x1c89e09
cmp eax, esi
jb 0x1c89d26
xor edx, edx
div esi
mov eax, edx
cmp eax, dword [ebp - 0x30]
jne 0x1c89d3e
mov edx, dword [ebp - 0x20]
mov edx, dword [edx]
xor edi, edi
test edx, edx
mov ecx, dword [ebp - 0x2c]
jne 0x1c89d08
jmp 0x1c89c4e
xor edi, edi
jmp 0x1c89c4e
push str.basic_string_const_char__detected_nullptr
push str.__s___nullptr
push 0x368
push str....._buildtools_third_partylibc_trunkinclude_string
push str._s:_d:_assertion__s_failed:__s
call fcn.01cc0890
push str.char_traits::copy_overlapped_range
push str.__s2_____s1____s2_____s1__n
push 0xec
push str....._buildtools_third_partylibc_trunkinclude__stringchar_traits.h
push str._s:_d:_assertion__s_failed:__s
call fcn.01cc0890
movzx edx, byte [edx + 0x13]
mov eax, edx
and eax, 0x7f
mov ecx, eax
test dl, dl
jns 0x1c89d96
mov ecx, dword [ebp - 0x20]
mov ecx, dword [ecx + 0xc]
cmp ecx, ebx
jne 0x1c89d2b
mov ecx, dword [ebp - 0x20]
add ecx, 8
test dl, dl
jns 0x1c89da6
mov ecx, dword [ecx]
mov edi, dword [ebp - 0x20]
js 0x1c89dd2
test al, al
je 0x1c89c4e
xor ecx, ecx
mov dl, byte [edi + ecx + 8]
mov edi, dword [ebp - 0x24]
cmp dl, byte [edi + ecx]
jne 0x1c89d2b
inc ecx
cmp eax, ecx
mov edi, dword [ebp - 0x20]
jne 0x1c89db5
jmp 0x1c89c4e
test ebx, ebx
je 0x1c89deb
push ebx
push dword [ebp - 0x24]
push ecx
call fcn.01c94fdd
add esp, 0xc
test eax, eax
jne 0x1c89d2b
mov edi, dword [ebp - 0x20]
jmp 0x1c89c4e
call fcn.01ca7500
mov eax, dword [ebp - 0x20]
lea edx, [eax - 1]
and edx, esi
mov ecx, esi
mov esi, eax
jmp 0x1c89ce2
and eax, dword [ebp - 0x28]
jmp 0x1c89d26