Function at 0x678dd010
Capabilities:
Encode data using xor
Hash data using fnv

Disassembly:
push ebx
mov ebx, esp
sub esp, 8
and esp, 0xfffffff8
add esp, 4
push ebp
mov ebp, dword [ebx + 4]
mov dword [esp + 4], ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x6793f615
mov eax, dword fs:[0]
push eax
push ebx
sub esp, 0x20
push esi
push edi
mov eax, dword [0x67ad7034]
xor eax, ebp
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov edi, ecx
mov dword [ebp - 0x14], edi
mov edx, dword [ebx + 0xc]
mov eax, dword [ebx + 8]
mov dword [ebp - 0x28], eax
mov dword [ebp - 0x24], edx
cmp dword [edx + 0x14], 0x10
mov dword [ebp - 0x18], edx
jb 0x678dd06a
mov eax, dword [edx]
mov dword [ebp - 0x18], eax
xor ecx, ecx
mov esi, 0x811c9dc5
cmp dword [edx + 0x10], ecx
jbe 0x678dd095
mov edi, dword [ebp - 0x18]
nop dword [eax]
movzx eax, byte [ecx + edi]
inc ecx
xor eax, esi
imul esi, eax, 0x1000193
cmp ecx, dword [edx + 0x10]
jb 0x678dd080
mov edi, dword [ebp - 0x14]
push esi
push edx
lea eax, [ebp - 0x20]
mov ecx, edi
push eax
call fcn.678ddd90
mov ecx, dword [ebp - 0x1c]
test ecx, ecx
je 0x678dd0b7
mov eax, dword [ebp - 0x28]
mov dword [eax], ecx
mov byte [eax + 4], 0
jmp 0x678dd251
cmp dword [edi + 8], 0x4924924
jne 0x678dd0cb
push 0x67ac4230
call dword [sym.imp.msvcp140.dll_void___cdecl_std::_Xlength_error_char_const__]
lea eax, [edi + 4]
mov dword [ebp - 0x30], eax
mov dword [ebp - 4], 0
push 0x38
mov dword [ebp - 0x2c], 0
call fcn.67934403
mov edi, eax
add esp, 4
mov eax, dword [ebp - 0x24]
mov dword [ebp - 0x2c], edi
mov dword [edi + 8], 0
mov dword [edi + 0x18], 0
mov dword [edi + 0x1c], 0
movups xmm0, xmmword [eax]
movups xmmword [edi + 8], xmm0
movq xmm0, qword [eax + 0x10]
movq qword [edi + 0x18], xmm0
mov dword [eax + 0x10], 0
mov dword [eax + 0x14], 0xf
mov byte [eax], 0
mov dword [edi + 0x20], 0
mov dword [edi + 0x30], 0
mov dword [edi + 0x34], 0xf
mov edx, dword [ebp - 0x14]
mov dword [ebp - 4], 7
mov eax, dword [edx + 8]
inc eax
movss xmm3, dword [edx]
movd xmm0, eax
cvtdq2pd xmm0, xmm0
shr eax, 0x1f
addsd xmm0, qword [eax*8 + 0x67ac5420]
mov eax, dword [edx + 0x1c]
mov dword [ebp - 0x24], eax
cvtpd2ps xmm2, xmm0
movd xmm0, eax
cvtdq2pd xmm0, xmm0
shr eax, 0x1f
movaps xmm1, xmm2
addsd xmm0, qword [eax*8 + 0x67ac5420]
cvtpd2ps xmm0, xmm0
divss xmm1, xmm0
comiss xmm1, xmm3
jbe 0x678dd201
divss xmm2, xmm3
sub esp, 8
cvtps2pd xmm0, xmm2
movsd qword [ebp - 0x20], xmm0
fld qword [ebp - 0x20]
fstp qword [esp]
call sub.ucrtbase.dll_ceil
fstp qword [ebp - 0x20]
movsd xmm0, qword [ebp - 0x20]
add esp, 8
cvtpd2ps xmm0, xmm0
call fcn.679353b0
mov ecx, 8
cmp eax, ecx
cmova ecx, eax
mov eax, dword [ebp - 0x24]
cmp eax, ecx
jae 0x678dd1e0
cmp eax, 0x200
jae 0x678dd1de
shl eax, 3
cmp eax, ecx
jae 0x678dd1e0
mov eax, ecx
mov ecx, dword [ebp - 0x14]
push eax
call fcn.678dd860
mov ecx, dword [ebp - 0x14]
lea eax, [edi + 8]
push esi
push eax
lea eax, [ebp - 0x20]
push eax
call fcn.678ddd90
mov edx, dword [ebp - 0x14]
mov ecx, dword [eax]
jmp 0x678dd204
mov ecx, dword [ebp - 0x20]
mov eax, dword [ecx + 4]
inc dword [edx + 8]
mov dword [edi + 4], eax
mov dword [edi], ecx
mov dword [eax], edi
mov dword [ecx + 4], edi
mov dword [ebp - 0x14], eax
mov eax, dword [edx + 0x18]
and eax, esi
mov dword [ebp - 0x18], ecx
mov ecx, dword [edx + 0xc]
mov esi, dword [ebp - 0x30]
mov edx, dword [ecx + eax*8]
cmp edx, dword [esi]
jne 0x678dd231
mov dword [ecx + eax*8], edi
jmp 0x678dd244
cmp edx, dword [ebp - 0x18]
jne 0x678dd23b
mov dword [ecx + eax*8], edi
jmp 0x678dd248
mov edx, dword [ebp - 0x14]
cmp dword [ecx + eax*8 + 4], edx
jne 0x678dd248
mov dword [ecx + eax*8 + 4], edi
mov eax, dword [ebp - 0x28]
mov dword [eax], edi
mov byte [eax + 4], 1
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
mov esp, ebp
pop ebp
mov esp, ebx
pop ebx
ret 8