Function at 0x1a20e80
Capabilities:
Check os version
Get number of processors
Resolve function by parsing pe exports

Disassembly:
mov edi, edi
push ebp
mov ebp, esp
and esp, 0xfffffff8
sub esp, 0xe4
mov eax, dword [0x1acd344]
xor eax, esp
mov dword [esp + 0xe0], eax
mov eax, dword [ebp + 0xc]
push ebx
push esi
mov esi, dword [ebp + 8]
xor ebx, ebx
mov edx, dword [eax]
mov ecx, dword [eax + 8]
push edi
cmp dword [esi + 8], 0xddeeddee
mov edi, dword [eax + 4]
mov dword [esp + 0x18], edx
mov dword [esp + 0x14], ecx
mov dword [esp + 0x10], edi
mov dword [esp + 0xb0], ebx
jne 0x1a20ed6
mov byte [esp + 0xf], 1
mov dword [esp + 0x24], esi
jmp 0x1a20eeb
test dword [esi + 0x44], 0x1000000
mov byte [esp + 0xf], bl
mov dword [esp + 0x24], ebx
jne 0x1a59527
lea eax, [esp + 0x48]
push 0x64
push ebx
push eax
cmp edx, 0x80000000
jne 0x1a20ff8
call fcn.01a28e60
add esp, 0xc
mov dword [esp + 0x48], 0x80000000
mov dword [esp + 0x4c], 0x64
cmp byte [esp + 0xf], bl
jne 0x1a2113b
movzx eax, word [esi + 0x7c]
mov ecx, esi
mov dword [esp + 0x58], eax
mov eax, dword fs:[0x30]
mov dword [esp + 0x54], 1
mov dword [esp + 0x60], esi
mov eax, dword [eax + 0x88]
dec eax
mov dword [esp + 0x5c], eax
mov eax, dword [esi + 0x1e4]
mov dword [esp + 0x64], eax
mov eax, dword [esi + 0x1e8]
sub eax, dword [esi + 0x234]
mov dword [esp + 0x68], eax
call fcn.01a9187f
mov ecx, dword [esi + 0xb4]
mov dword [esp + 0x78], eax
mov eax, dword [esi + 0x74]
shl eax, 3
mov dword [esp + 0x7c], eax
mov eax, dword [esi + 0x1f8]
mov dword [esp + 0x74], eax
mov eax, dword [esi + 0x1f0]
mov dword [esp + 0x88], eax
mov eax, dword [esi + 0x1ec]
mov dword [esp + 0x70], eax
mov eax, dword [esi + 0x1f4]
mov dword [esp + 0x6c], eax
mov eax, dword [esi + 0x1fc]
mov dword [esp + 0x8c], eax
mov dword [esp + 0x90], eax
test ecx, ecx
je 0x1a20fd8
mov eax, dword [ecx + 0xc]
mov dword [esp + 0x80], eax
mov ecx, dword [ecx]
test ecx, ecx
je 0x1a20fd8
add eax, dword [ecx + 0xc]
mov dword [esp + 0x80], eax
mov ecx, dword [esi + 0xc8]
mov eax, dword [esi + 0x208]
mov dword [esp + 0x84], eax
test ecx, ecx
je 0x1a21148
jmp 0x1a59531
call fcn.01a28e60
add esp, 0xc
mov dword [esp + 0x48], 2
mov dword [esp + 0x4c], 0x20
mov dword [esp + 0x50], esi
cmp byte [esp + 0xf], bl
jne 0x1a2115d
movzx eax, byte [esi + 0xda]
lea edx, [esp + 0x58]
mov dword [esp + 0x54], eax
mov ecx, esi
lea eax, [esp + 0x5c]
push eax
call fcn.01a810f3
test eax, eax
js 0x1a21124
push dword [esp + 0x14]
lea eax, [esp + 0x4c]
mov ecx, edi
push eax
call dword [0x1ac91d0]
call edi
test eax, eax
js 0x1a21124
mov edx, dword [esp + 0x18]
push 3
pop ecx
cmp edx, ecx
jb 0x1a21124
push 7
pop ecx
xor eax, eax
mov dword [esp + 0x1c], ebx
lea edi, [esp + 0x2c]
mov dword [esp + 0x20], ebx
rep stosd dword es:[edi], eax
mov edi, dword [esp + 0x10]
push 3
pop eax
cmp eax, edx
mov ecx, esi
lea edx, [esp + 0x2c]
sbb eax, eax
neg eax
push eax
call fcn.019d38d6
cmp eax, 0x8000001a
jne 0x1a214a4
xor eax, eax
jmp 0x1a21124
mov ecx, dword [esp + 0x2c]
mov eax, dword [esp + 0x38]
mov dword [esp + 0x1c], ecx
add eax, ecx
mov ecx, esi
xor edx, edx
mov dword [esp + 0x20], eax
call fcn.019df147
mov edi, eax
mov dword [esp + 0x28], edi
push 0x64
lea eax, [esp + 0x4c]
push ebx
push eax
call fcn.01a28e60
mov ecx, dword [esp + 0x28]
add esp, 0xc
mov eax, dword [esp + 0x20]
sub eax, ecx
mov dword [esp + 0x48], 4
mov dword [esp + 0x4c], 0x20
mov dword [esp + 0x50], ecx
mov dword [esp + 0x54], eax
mov dword [esp + 0x58], 1
mov dword [esp + 0x5c], edi
lea eax, [esp + 0x48]
mov edi, dword [esp + 0x10]
push dword [esp + 0x14]
mov ecx, edi
push eax
call dword [0x1ac91d0]
call edi
test eax, eax
jns 0x1a59644
mov ecx, dword [esp + 0xec]
pop edi
pop esi
pop ebx
xor ecx, esp
call fcn.01a24a40
mov esp, ebp
pop ebp
ret 8
mov ecx, dword [esp + 0x24]
lea edx, [esp + 0x48]
call fcn.01a96d60
push dword [esp + 0x14]
lea eax, [esp + 0x4c]
mov ecx, edi
push eax
call dword [0x1ac91d0]
call edi
jmp 0x1a21124
mov ecx, dword [esp + 0x24]
mov dword [esp + 0x54], ebx
mov eax, dword [ecx]
shl eax, 0xc
mov dword [esp + 0x58], eax
mov eax, dword [ecx + 0x2c]
shl eax, 0xc
add dword [esp + 0x58], eax
mov eax, dword [ecx + 4]
shl eax, 0xc
mov dword [esp + 0x5c], eax
mov eax, dword [ecx + 0x30]
shl eax, 0xc
add dword [esp + 0x5c], eax
mov eax, ebx
jmp 0x1a21039
mov eax, dword [esp + 0x36]
test al, 2
je 0x1a2128d
cmp byte [esp + 0xf], bl
jne 0x1a2126d
test eax, 0x8000
jne 0x1a2126d
mov ecx, dword [esp + 0x2c]
mov dword [esp + 0xb0], ecx
lea eax, [ecx + 0x10]
cmp eax, dword [esi + 0xa4]
je 0x1a21266
mov edi, ecx
push 0x64
lea eax, [esp + 0x4c]
push ebx
push eax
call fcn.01a28e60
mov ecx, dword [esp + 0x44]
add esp, 0xc
mov dword [esp + 0x50], edi
mov edi, dword [esp + 0x10]
mov dword [esp + 0x58], ecx
push 3
pop eax
push dword [esp + 0x14]
mov dword [esp + 0x4c], eax
mov eax, dword [esp + 0x40]
add eax, ecx
mov dword [esp + 0x50], 0x1c
mov dword [esp + 0x58], eax
mov ecx, edi
lea eax, [esp + 0x4c]
push eax
call dword [0x1ac91d0]
call edi
test eax, eax
js 0x1a21124
cmp byte [esp + 0xf], bl
jne 0x1a21276
test dword [esp + 0x36], 0x8000
jne 0x1a210a6
mov edx, dword [esp + 0xb0]
lea eax, [esp + 0x28]
push eax
lea eax, [esp + 0xbc]
mov ecx, edx
push eax
lea eax, [esp + 0x28]
push eax
lea eax, [esp + 0x28]
push eax
call fcn.01a80741
mov edi, dword [esp + 0x28]
jmp 0x1a210c7
mov edi, esi
jmp 0x1a211d0
mov edi, dword [esp + 0x2c]
jmp 0x1a211d0
mov ecx, dword [esp + 0x2c]
mov eax, dword [esp + 0x38]
mov dword [esp + 0x1c], ecx
add eax, ecx
mov ecx, dword [esp + 0x24]
jmp 0x1a210b6
test eax, 0x4000
je 0x1a213a5
push 0x64
lea eax, [esp + 0x4c]
push ebx
push eax
call fcn.01a28e60
add esp, 0xc
mov dword [esp + 0x4c], 0x1c
mov edi, ebx
mov dword [esp + 0xb4], ebx
push 3
pop eax
mov dword [esp + 0x48], eax
cmp byte [esp + 0xf], bl
je 0x1a59549
mov edx, dword [esp + 0x2c]
mov ecx, dword [esp + 0x24]
mov dword [esp + 0x50], edx
call fcn.01a999fb
mov edx, 0xfffff000
mov dword [esp + 0xb4], eax
mov ecx, dword [eax + 0x10]
and ecx, edx
add ecx, 0x1000
mov dword [esp + 0x54], ecx
mov ecx, dword [eax + 0x10]
and ecx, edx
mov dword [esp + 0x58], ecx
push dword [esp + 0x14]
mov ecx, dword [esp + 0x14]
lea eax, [esp + 0x4c]
push eax
call dword [0x1ac91d0]
call dword [esp + 0x18]
test eax, eax
js 0x1a21124
push 0x64
lea eax, [esp + 0x4c]
push ebx
push eax
call fcn.01a28e60
add esp, 0xc
mov dword [esp + 0x48], 4
xor edx, edx
mov dword [esp + 0x4c], 0x20
cmp byte [esp + 0xf], bl
jne 0x1a21388
mov dword [esp + 0x50], edi
mov ecx, esi
mov eax, dword [edi + 0x10]
mov dword [esp + 0x54], eax
mov dword [esp + 0x58], 1
call fcn.019df147
push dword [esp + 0x14]
mov edi, dword [esp + 0x14]
mov ecx, edi
mov dword [esp + 0x60], eax
lea eax, [esp + 0x4c]
push eax
call dword [0x1ac91d0]
call edi
test eax, eax
js 0x1a21124
jmp 0x1a59580
mov eax, dword [esp + 0x2c]
mov ecx, dword [esp + 0x24]
mov dword [esp + 0x50], eax
mov eax, dword [esp + 0xb4]
mov eax, dword [eax + 0x10]
and eax, 0xfffff000
jmp 0x1a2134f
test eax, 0x1000
jne 0x1a214b1
mov edi, dword [esp + 0x2c]
cmp byte [esp + 0xf], bl
jne 0x1a213c6
cmp edi, dword [esp + 0x20]
ja 0x1a213d8
cmp edi, dword [esp + 0x1c]
jb 0x1a213d8
mov edx, dword [esp + 0x18]
cmp edx, 4
jb 0x1a2107e
jmp 0x1a59584
mov ecx, dword [esp + 0xb0]
lea eax, [esp + 0x28]
push eax
lea eax, [esp + 0xbc]
mov edx, edi
push eax
lea eax, [esp + 0x28]
push eax
lea eax, [esp + 0x28]
push eax
call fcn.01a80741
mov edx, dword [esp + 0x18]
push 4
pop edi
cmp edx, edi
jb 0x1a2107e
push 0x64
lea eax, [esp + 0x4c]
push ebx
push eax
call fcn.01a28e60
mov ecx, dword [esp + 0x28]
add esp, 0xc
mov eax, dword [esp + 0x20]
sub eax, ecx
mov dword [esp + 0x48], edi
mov edi, dword [esp + 0x10]
push dword [esp + 0x14]
mov dword [esp + 0x58], eax
mov eax, dword [esp + 0x2c]
mov dword [esp + 0x60], eax
lea eax, [esp + 0x4c]
mov dword [esp + 0x54], ecx
mov ecx, edi
push eax
mov dword [esp + 0x54], 0x20
mov dword [esp + 0x60], 1
call dword [0x1ac91d0]
call edi
test eax, eax
js 0x1a21124
mov edi, dword [esp + 0x2c]
jmp 0x1a213c6
mov dword [esp + 0x5c], ecx
test al, 1
jne 0x1a59630
mov ecx, dword [esp + 0x54]
test eax, 0x4000
jne 0x1a5963c
test eax, 0x8000
je 0x1a21105
or ecx, 8
mov dword [esp + 0x54], ecx
jmp 0x1a21105
test eax, eax
js 0x1a21124
jmp 0x1a21193
mov edx, dword [esp + 0x18]
cmp edx, 4
jb 0x1a21082
push 0x64
lea eax, [esp + 0x4c]
push ebx
push eax
call fcn.01a28e60
mov eax, dword [esp + 0x38]
add esp, 0xc
mov dword [esp + 0x50], eax
mov eax, dword [esp + 0x30]
mov dword [esp + 0x54], eax
lea eax, [esp + 0x48]
mov dword [esp + 0x48], 4
mov dword [esp + 0x4c], 0x20
mov dword [esp + 0x58], 2
mov dword [esp + 0x5c], 1
jmp 0x1a2110d
mov dword [esp + 0xd0], edx
test eax, 0x4000
je 0x1a2151f
push 6
pop ecx
mov dword [esp + 0xc8], ecx
test al, 1
je 0x1a2152d
or ecx, 1
mov dword [esp + 0xc8], ecx
mov eax, dword [esp + 0x38]
mov dword [esp + 0xe4], eax
mov ax, word [esp + 0x3c]
mov word [esp + 0xe8], ax
mov ax, word [esp + 0x3e]
mov word [esp + 0xea], ax
lea eax, [esp + 0xbc]
mov dword [esp + 0xdc], 1
mov dword [esp + 0xe0], 0x14
jmp 0x1a21109
mov eax, 0xc0000002
jmp 0x1a21124
mov ecx, dword [ecx]
cmp ecx, 0xffffffff
je 0x1a5953b
mov ebx, dword [ecx + 0x14]
add eax, ebx
mov dword [esp + 0x84], eax
jmp 0x1a21148
mov ecx, dword [esp + 0x2c]
add ecx, 0xfffffff8
cmp byte [ecx + 7], 5
jne 0x1a5955f
movzx eax, byte [ecx + 6]
shl eax, 3
sub ecx, eax
lea edi, [ecx - 0x18]
mov eax, edi
and eax, 0xffff0000
mov dword [esp + 0x50], eax
mov eax, dword [edi + 0x14]
mov dword [esp + 0x54], eax
mov eax, dword [edi + 0x10]
mov dword [esp + 0x58], eax
jmp 0x1a212ff
mov edi, dword [esp + 0x2c]
test byte [esp + 0x36], 0xf0
je 0x1a595ea
push 0x30
lea eax, [esp + 0xc0]
push ebx
push eax
call fcn.01a28e60
mov eax, dword [esp + 0x3c]
add esp, 0xc
mov edx, dword [esp + 0x40]
mov dword [esp + 0xcc], eax
mov eax, dword [esp + 0x36]
push 2
pop ecx
mov dword [esp + 0xbc], 5
mov dword [esp + 0xc0], 0x30
mov dword [esp + 0xc4], edi
mov dword [esp + 0xc8], ecx
test cl, al
je 0x1a21507
movzx edx, byte [esp + 0x34]
jmp 0x1a21507
push 0x64
lea eax, [esp + 0x4c]
push ebx
push eax
call fcn.01a28e60
mov eax, dword [esp + 0x3c]
add esp, 0xc
mov ecx, dword [esp + 0x40]
mov dword [esp + 0x58], eax
mov eax, dword [esp + 0x36]
mov dword [esp + 0x48], 5
mov dword [esp + 0x4c], 0x1c
mov dword [esp + 0x50], edi
test al, 2
je 0x1a21472
movzx ecx, byte [esp + 0x34]
jmp 0x1a21472
xor ecx, ecx
inc ecx
mov dword [esp + 0x54], ecx
jmp 0x1a21482
or ecx, 4
jmp 0x1a2149b
mov edx, dword [esp + 0x18]
jmp 0x1a21082