Function at 0x10090f20
Capabilities:
Convert ip address from string
Get local ipv4 addresses
Get socket information

Disassembly:
sub esp, 0x628
mov eax, dword [0x1018e4ac]
xor eax, esp
mov dword [esp + 0x624], eax
push ebx
push ebp
mov ebp, dword [esp + 0x634]
push esi
push edi
mov edi, dword [esp + 0x640]
mov eax, dword [ebp + 0xc]
mov dword [esp + 0x10], eax
add eax, 0x378
push 0x2f
mov dword [esp + 0x30], eax
lea eax, [esp + 0xc0]
push 0
push eax
mov dword [esp + 0x44], ebp
mov dword [esp + 0x2c], 0xffffffff
call sub.VCRUNTIME140.dll_memset
mov esi, dword [ebp + 0x510]
xor eax, eax
add esp, 0xc
mov dword [esp + 0x30], eax
mov dword [esp + 0x34], eax
mov dword [esp + 0x28], eax
mov dword [esp + 0x24], eax
mov byte [esp + 0x17], 1
mov dword [esp + 0x18], eax
test esi, esi
je 0x1009119e
mov ecx, esi
lea edx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x10090fa4
sub ecx, edx
cmp ecx, 1
jbe 0x1009119e
mov ecx, esi
lea edx, [ecx + 1]
nop dword [eax + eax]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x10090fc0
sub ecx, edx
cmp ecx, 0x41
jae 0x10090fd5
mov ecx, 0x41
jmp 0x10090fe9
mov ecx, esi
lea edx, [ecx + 1]
nop word [eax + eax]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x10090fe0
sub ecx, edx
lea eax, [ecx + 1]
push 1
push eax
call dword [0x1018e010]
add esp, 8
mov dword [esp + 0x18], eax
test eax, eax
jne 0x1009100c
mov ebx, dword [esp + 0x10]
lea esi, [eax + 0x1b]
jmp 0x10091660
mov al, byte [esi]
cmp al, 0x5b
jne 0x10091030
push 0x5d
push esi
call sub.VCRUNTIME140.dll_strchr
mov ebx, eax
add esp, 8
test ebx, ebx
je 0x100910f0
lea ecx, [esi + 1]
sub eax, ecx
push eax
push ecx
jmp 0x1009107b
cmp al, 0x3a
jne 0x10091038
mov ebx, esi
jmp 0x10091087
push 0x3a
push esi
call sub.VCRUNTIME140.dll_strchr
mov ebx, eax
add esp, 8
test ebx, ebx
je 0x100910dd
lea eax, [esp + 0x3c]
push eax
push esi
push 0x17
call dword [sym.imp.WS2_32.dll_inet_pton]
cmp eax, 1
jne 0x10091075
mov ecx, dword [esp + 0x18]
sub ecx, esi
mov al, byte [esi]
lea esi, [esi + 1]
mov byte [esi + ecx - 1], al
test al, al
jne 0x10091066
jmp 0x100910f0
mov eax, ebx
sub eax, esi
push eax
push esi
push dword [esp + 0x20]
call sub.api_ms_win_crt_string_l1_1_0.dll_strncpy
add esp, 0xc
push 0x3a
push ebx
call sub.VCRUNTIME140.dll_strchr
mov ebx, eax
add esp, 8
xor esi, esi
xor edx, edx
test ebx, ebx
je 0x100910f4
push 0xa
push edx
lea eax, [ebx + 1]
push eax
call sub.api_ms_win_crt_convert_l1_1_0.dll_strtoul
push eax
call fcn.100702f0
push 0x2d
push ebx
movzx esi, ax
call sub.VCRUNTIME140.dll_strchr
add esp, 0x18
test eax, eax
je 0x100910d9
push 0xa
inc eax
push 0
push eax
call sub.api_ms_win_crt_convert_l1_1_0.dll_strtoul
push eax
call fcn.100702f0
add esp, 0x10
movzx edx, ax
jmp 0x100910f4
mov edx, esi
jmp 0x100910f4
mov ecx, dword [esp + 0x18]
sub ecx, esi
mov al, byte [esi]
lea esi, [esi + 1]
mov byte [esi + ecx - 1], al
test al, al
jne 0x100910e3
xor esi, esi
xor edx, edx
xor ecx, ecx
movzx eax, dx
cmp si, dx
cmovbe ecx, eax
movzx eax, si
movzx ebx, cx
xor ecx, ecx
cmp si, dx
cmovbe ecx, eax
mov eax, dword [esp + 0x18]
movzx esi, cx
cmp byte [eax], 0
je 0x10091192
push 0x401
lea ecx, [esp + 0x234]
push ecx
push eax
mov eax, dword [esp + 0x1c]
push dword [eax + 0x440]
mov eax, dword [eax + 0x40]
add eax, 0x10
push eax
call fcn.100a8b60
add esp, 4
push eax
mov eax, dword [esp + 0x24]
mov eax, dword [eax + 0x40]
push dword [eax]
call fcn.100641a0
add esp, 0x18
sub eax, 0
je 0x10091172
sub eax, 1
je 0x10091657
sub eax, 1
jne 0x1009117c
lea eax, [esp + 0x230]
mov dword [esp + 0x30], eax
jmp 0x1009117e
mov eax, dword [esp + 0x18]
mov dword [esp + 0x30], eax
jmp 0x1009117e
xor eax, eax
mov dword [esp + 0x28], esi
mov esi, ebx
mov dword [esp + 0x24], esi
test eax, eax
jne 0x1009123e
jmp 0x1009119e
mov eax, esi
mov dword [esp + 0x28], eax
mov eax, ebx
mov dword [esp + 0x24], eax
mov ebx, dword [esp + 0x10]
lea eax, [esp + 0x1c]
push eax
lea eax, [esp + 0x40]
mov dword [esp + 0x20], 0x80
push eax
push dword [ebx + 0x120]
call dword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
je 0x100911f1
push 0x100
lea eax, [esp + 0x134]
push eax
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
call fcn.1007faa0
push eax
push str.getsockname___failed:__s
push ebp
call fcn.1006e890
add esp, 0x18
jmp 0x1009165b
mov ax, word [esp + 0x3c]
cmp ax, 0x17
je 0x10091205
lea ecx, [esp + 0x40]
movzx eax, ax
jmp 0x1009120e
lea ecx, [esp + 0x44]
mov eax, 0x17
push 0x401
lea edx, [esp + 0x234]
movzx eax, ax
push edx
push ecx
push eax
call sub.WS2_32.dll_inet_ntop
test eax, eax
je 0x1009165b
lea eax, [esp + 0x230]
xor cl, cl
mov dword [esp + 0x30], eax
mov byte [esp + 0x17], cl
lea ecx, [esp + 0x34]
push ecx
push 0
push 0
push eax
push ebp
call fcn.10076370
add esp, 0x14
cmp eax, 1
jne 0x10091264
lea eax, [esp + 0x34]
push eax
push ebp
call fcn.10064390
add esp, 8
mov eax, dword [esp + 0x34]
test eax, eax
je 0x10091644
mov ebx, dword [eax]
push eax
push ebp
call fcn.10076870
add esp, 8
test ebx, ebx
je 0x10091644
mov esi, dword [sym.imp.WS2_32.dll_WSAGetLastError]
nop word [eax + eax]
lea eax, [esp + 0x20]
push eax
mov eax, dword [esp + 0x14]
movzx eax, byte [eax + 0x449]
push eax
push 0
push ebx
push ebp
call fcn.1009adb0
add esp, 0x14
test eax, eax
je 0x100912e1
call esi
mov ebx, dword [ebx + 0x1c]
test ebx, ebx
jne 0x10091290
push 0x100
lea ecx, [esp + 0x134]
push ecx
push eax
call fcn.1007faa0
push eax
push str.socket_failure:__s
push ebp
call fcn.1006e890
add esp, 0x18
jmp 0x10091657
push dword [ebx + 0x10]
lea eax, [esp + 0x40]
push dword [ebx + 0x18]
push eax
call sub.VCRUNTIME140.dll_memcpy
mov eax, dword [ebx + 0x10]
add esp, 0xc
mov dword [esp + 0x1c], eax
mov eax, dword [esp + 0x28]
movzx esi, ax
cmp ax, word [esp + 0x24]
ja 0x10091634
mov eax, dword [sym.imp.WS2_32.dll_htons]
push esi
call eax
push dword [esp + 0x1c]
movzx eax, ax
mov word [esp + 0x42], ax
lea eax, [esp + 0x40]
push eax
push dword [esp + 0x28]
call dword [sym.imp.WS2_32.dll_bind]
test eax, eax
je 0x100913f9
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov cl, byte [esp + 0x17]
test cl, cl
je 0x100913b3
cmp eax, 0x2741
jne 0x100913b3
push 0x100
lea eax, [esp + 0x134]
push eax
push 0x2741
call fcn.1007faa0
push eax
movzx eax, si
push eax
push str.bind_port_hu__on_non_local_address_failed:__s
push ebp
call fcn.1006e960
add esp, 0x1c
mov dword [esp + 0x1c], 0x80
lea eax, [esp + 0x1c]
push eax
lea eax, [esp + 0x40]
push eax
mov eax, dword [esp + 0x18]
push dword [eax + 0x120]
call dword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
jne 0x10091424
mov eax, dword [esp + 0x28]
xor cl, cl
movzx esi, ax
mov byte [esp + 0x17], cl
jmp 0x1009130d
cmp eax, 0x2740
je 0x100913bf
cmp eax, 0xd
jne 0x100913ce
inc esi
mov byte [esp + 0x17], cl
movzx eax, si
mov esi, eax
jmp 0x10091302
push 0x100
lea ecx, [esp + 0x134]
push ecx
push eax
call fcn.1007faa0
push eax
movzx eax, si
push eax
push str.bind_port_hu__failed:__s
push ebp
call fcn.1006e890
add esp, 0x1c
jmp 0x10091657
cmp si, word [esp + 0x24]
ja 0x10091634
lea eax, [esp + 0x1c]
mov dword [esp + 0x1c], 0x80
push eax
lea eax, [esp + 0x40]
push eax
push dword [esp + 0x28]
call dword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
je 0x10091451
push 0x100
lea eax, [esp + 0x134]
push eax
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
call fcn.1007faa0
push eax
push str.getsockname___failed:__s
push ebp
call fcn.1006e890
add esp, 0x18
jmp 0x10091657
push 1
push dword [esp + 0x24]
call dword [sym.imp.WS2_32.dll_listen]
test eax, eax
je 0x10091479
push 0x100
lea eax, [esp + 0x134]
push eax
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
jmp 0x100912c7
push 0x2f
lea eax, [esp + 0xc0]
push eax
push ebx
call fcn.10076320
mov eax, dword [esp + 0x1c]
add esp, 0xc
cmp byte [eax + 0x1d2], 0
jne 0x100914a9
cmp byte [eax + 0x1cc], 0
je 0x100914a9
mov byte [eax + 0x1d2], 1
cmp edi, 2
je 0x1009150a
mov esi, dword [sym.imp.WS2_32.dll_ntohs]
mov cx, word [esp + 0x3c]
nop dword [eax]
cmp byte [eax + 0x1d2], 0
jne 0x100914cd
test edi, edi
je 0x10091504
cmp edi, 1
jne 0x100914d8
cmp cx, 2
jne 0x10091504
movzx eax, cx
sub eax, 2
je 0x100914e5
sub eax, 0x15
jne 0x10091500
push dword [esp + 0x3e]
call esi
movzx ebx, ax
test edi, edi
je 0x100915de
cmp edi, 1
je 0x1009154a
mov cx, word [esp + 0x3c]
mov eax, dword [esp + 0x10]
inc edi
cmp edi, 2
jne 0x100914c0
mov ebx, dword [esp + 0x2c]
lea eax, [esp + 0x20]
mov dword [ebx + 0x88], edi
mov ebx, dword [esp + 0x10]
push eax
push 1
push ebx
push ebp
call fcn.1009aad0
mov esi, eax
add esp, 0x10
test esi, esi
jne 0x10091660
mov eax, dword [ebp + 0xc]
mov dword [esp + 0x20], 0xffffffff
mov byte [eax + 0x40e], 0x1c
jmp 0x1009166a
lea edx, [esp + 0xec]
mov ebp, 0x2c
lea esi, [esp + 0xbc]
nop dword [eax]
mov cl, byte [esi]
test cl, cl
je 0x10091577
cmp cl, 0x2e
movzx eax, cl
cmove eax, ebp
mov byte [edx], al
inc edx
add esi, 1
jne 0x10091560
movzx ecx, bx
movzx eax, cl
push eax
shr ecx, 8
push ecx
push str.__d__d
push 0x14
push edx
mov byte [edx], 0
call fcn.1007dcd0
mov ebx, dword [esp + 0x40]
lea eax, [esp + 0x100]
mov ebp, dword [esp + 0x4c]
push eax
push str.PORT
push 0x1014a660
push ebx
push ebp
call fcn.100a7560
mov esi, eax
add esp, 0x28
test esi, esi
je 0x1009150e
push esi
call fcn.1007fc10
push eax
push str.Failure_sending_PORT_command:__s
push ebp
call fcn.1006e890
mov ebx, dword [esp + 0x20]
add esp, 0x10
jmp 0x10091660
movzx eax, bx
mov ebx, dword [esp + 0x2c]
push eax
lea eax, [esp + 0xc0]
push eax
xor eax, eax
cmp word [esp + 0x44], 2
setne al
inc eax
push eax
push str.EPRT
push str._s__d_s_hu
push ebx
push ebp
call fcn.100a7560
mov esi, eax
add esp, 0x1c
test esi, esi
je 0x1009150e
push esi
call fcn.1007fc10
push eax
push str.Failure_sending_EPRT_command:__s
push ebp
call fcn.1006e890
mov ebx, dword [esp + 0x20]
add esp, 0x10
jmp 0x10091660
push str.bind___failed__we_ran_out_of_ports
push ebp
call fcn.1006e890
add esp, 8
jmp 0x10091657
mov eax, dword [esp + 0x30]
push eax
push str.failed_to_resolve_the_address_provided_to_PORT:__s
push ebp
call fcn.1006e890
add esp, 0xc
mov ebx, dword [esp + 0x10]
mov esi, 0x1e
mov eax, dword [ebp + 0xc]
mov byte [eax + 0x40e], 0
mov eax, dword [esp + 0x20]
cmp eax, 0xffffffff
je 0x1009167e
push eax
push ebx
push ebp
call fcn.1009ace0
add esp, 0xc
push dword [esp + 0x18]
call dword [0x1018e004]
mov ecx, dword [esp + 0x638]
add esp, 4
mov eax, esi
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.1013ad45
add esp, 0x628
ret