Function at 0x100b1f50
Capabilities:
Convert ip address from string
Get local ipv4 addresses
Get socket information

Disassembly:
sub esp, 0x298
mov eax, dword [0x1023b4c0]
xor eax, esp
mov dword [esp + 0x294], eax
push ebx
push ebp
push esi
push edi
mov edi, dword [esp + 0x2ac]
mov dword [esp + 0x18], 0
mov dword [esp + 0x14], 0
mov ebx, dword [edi + 0x538]
mov eax, dword [edi + 0xc]
movzx esi, word [edi + 0x188]
mov ebp, dword [edi + 0x18c]
mov dword [esp + 0x20], eax
test ebx, ebx
jne 0x100b1fa6
test si, si
je 0x100b23e8
push 0x80
lea eax, [esp + 0x28]
push 0
push eax
call sub.VCRUNTIME140.dll_memset
add esp, 0xc
test ebx, ebx
je 0x100b2285
mov ecx, ebx
lea edx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x100b1fc7
sub ecx, edx
cmp ecx, 0xff
jae 0x100b2285
push 0x100
lea eax, [esp + 0xa8]
push 0
push eax
call sub.VCRUNTIME140.dll_memset
mov edx, dword [0x1023b118]
add esp, 0xc
mov ecx, edx
mov byte [esp + 0x13], 0
lea eax, [ecx + 1]
mov dword [esp + 0x1c], eax
mov al, byte [ecx]
inc ecx
test al, al
jne 0x100b2007
sub ecx, dword [esp + 0x1c]
push ecx
push ebx
push edx
call sub.api_ms_win_crt_string_l1_1_0.dll_strncmp
add esp, 0xc
test eax, eax
jne 0x100b20b8
mov ecx, dword [0x1023b118]
lea edx, [ecx + 1]
nop
mov al, byte [ecx]
inc ecx
test al, al
jne 0x100b2030
sub ecx, edx
mov byte [esp + 0x13], 1
add ebx, ecx
mov ecx, dword [esp + 0x20]
lea eax, [esp + 0xa4]
push 0x100
push eax
push ebx
push dword [ecx + 0x54]
mov ecx, dword [esp + 0x2c4]
push dword [esp + 0x2c8]
push ecx
call fcn.10007710
add esp, 0x18
sub eax, 0
je 0x100b214d
sub eax, 1
je 0x100b2218
sub eax, 1
je 0x100b20fd
cmp byte [esp + 0x13], 0
jne 0x100b2265
mov ecx, dword [esp + 0x20]
mov al, byte [ecx + 0x100]
mov byte [esp + 0x13], al
mov eax, dword [esp + 0x2b4]
cmp eax, 2
jne 0x100b2171
mov byte [ecx + 0x100], 1
jmp 0x100b217d
mov edx, dword [str.host_]
mov ecx, edx
lea eax, [ecx + 1]
mov dword [esp + 0x1c], eax
mov al, byte [ecx]
inc ecx
test al, al
jne 0x100b20c7
sub ecx, dword [esp + 0x1c]
push ecx
push ebx
push edx
call sub.api_ms_win_crt_string_l1_1_0.dll_strncmp
add esp, 0xc
test eax, eax
jne 0x100b2040
mov ecx, dword [str.host_]
lea edx, [ecx + 1]
nop
mov al, byte [ecx]
inc ecx
test al, al
jne 0x100b20f0
sub ecx, edx
add ebx, ecx
jmp 0x100b208e
push dword [esp + 0x2b4]
lea eax, [esp + 0xa8]
push eax
push ebx
push str.Local_Interface__s_is_ip__s_using_address_family__i
push edi
call fcn.100b03b0
add esp, 0x14
mov eax, dword [esp + 0x2b4]
cmp eax, 0x17
jne 0x100b2222
lea eax, [esp + 0x2c]
push eax
lea eax, [esp + 0xa8]
push eax
push 0x17
call dword [sym.imp.WS2_32.dll_inet_pton]
test eax, eax
jle 0x100b22a7
jmp 0x100b2291
cmp byte [esp + 0x13], 0
je 0x100b208e
push ebx
push str.Couldnt_bind_to_interface__s
push edi
call fcn.100b02e0
add esp, 0xc
mov eax, 0x2d
jmp 0x100b23ea
cmp eax, 0x17
jne 0x100b217d
mov byte [ecx + 0x100], 2
lea eax, [esp + 0x14]
push eax
push 0
push 0
push ebx
push edi
call fcn.100b9d50
add esp, 0x14
cmp eax, 1
jne 0x100b21a3
lea eax, [esp + 0x14]
push eax
push edi
call fcn.100a6a80
add esp, 8
mov ecx, dword [esp + 0x20]
mov al, byte [esp + 0x13]
mov byte [ecx + 0x100], al
mov eax, dword [esp + 0x14]
test eax, eax
je 0x100b2265
push 0x100
lea ecx, [esp + 0xa8]
push ecx
push dword [eax]
call fcn.100b9d00
mov eax, dword [esp + 0x20]
mov eax, dword [eax]
push dword [eax + 4]
lea eax, [esp + 0xb4]
push eax
push dword [esp + 0x2c8]
push ebx
push str.Name__s_family__i_resolved_to__s_family__i
push edi
call fcn.100b03b0
push dword [esp + 0x38]
push edi
call fcn.100ba1f0
mov eax, dword [esp + 0x40]
add esp, 0x2c
mov ecx, dword [esp + 0x2b4]
mov eax, dword [eax]
cmp ecx, dword [eax + 4]
je 0x100b211b
mov eax, 1
jmp 0x100b23ea
cmp eax, 2
jne 0x100b22b7
lea eax, [esp + 0x28]
push eax
lea eax, [esp + 0xa8]
push eax
push 2
call dword [sym.imp.WS2_32.dll_inet_pton]
test eax, eax
jle 0x100b22b7
mov eax, 2
push esi
mov word [esp + 0x28], ax
call dword [sym.imp.WS2_32.dll_htons]
mov word [esp + 0x26], ax
mov eax, 0x10
mov dword [esp + 0x18], eax
jmp 0x100b22b9
push ebx
push str.Couldnt_bind_to__s
push edi
mov byte [edi + 0xcff], 0
call fcn.100b02e0
add esp, 0xc
mov eax, 0x2d
jmp 0x100b23ea
mov eax, dword [esp + 0x2b4]
cmp eax, 0x17
jne 0x100b22b2
mov eax, 0x17
push esi
mov word [esp + 0x28], ax
call dword [sym.imp.WS2_32.dll_htons]
mov word [esp + 0x26], ax
mov eax, 0x1c
mov dword [esp + 0x18], eax
jmp 0x100b22b9
cmp eax, 2
je 0x100b2244
xor eax, eax
push eax
lea eax, [esp + 0x28]
push eax
push dword [esp + 0x2b8]
call dword [sym.imp.WS2_32.dll_bind]
test eax, eax
jns 0x100b231e
mov ebx, dword [sym.imp.WS2_32.dll_ntohs]
dec ebp
test ebp, ebp
jle 0x100b2393
inc esi
test si, si
je 0x100b2393
movzx eax, si
dec eax
push eax
push str.Bind_to_local_port__hu_failed__trying_next
push edi
call fcn.100b03b0
add esp, 0xc
push esi
call ebx
push dword [esp + 0x18]
mov word [esp + 0x2a], ax
lea eax, [esp + 0x28]
push eax
push dword [esp + 0x2b8]
call dword [sym.imp.WS2_32.dll_bind]
test eax, eax
js 0x100b22d6
push 0x80
lea eax, [esp + 0xa8]
mov dword [esp + 0x20], 0x80
push 0
push eax
call sub.VCRUNTIME140.dll_memset
add esp, 0xc
lea eax, [esp + 0x1c]
push eax
lea eax, [esp + 0xa8]
push eax
push dword [esp + 0x2b8]
call dword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
jns 0x100b23cb
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov esi, eax
lea eax, [esp + 0x1a4]
push 0x100
push eax
push esi
mov dword [edi + 0x948], esi
call fcn.1009b8a0
push eax
push esi
push str.getsockname___failed_with_errno__d:__s
push edi
call fcn.100b02e0
add esp, 0x1c
mov eax, 0x2d
jmp 0x100b23ea
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov esi, eax
lea eax, [esp + 0xa4]
push 0x100
push eax
push esi
mov dword [edi + 0x948], esi
call fcn.1009b8a0
push eax
push esi
push str.bind_failed_with_errno__d:__s
push edi
call fcn.100b02e0
add esp, 0x1c
mov eax, 0x2d
jmp 0x100b23ea
movzx eax, si
push eax
push str.Local_port:__hu
push edi
call fcn.100b03b0
mov eax, dword [esp + 0x2c]
add esp, 0xc
mov byte [eax + 0x277], 1
xor eax, eax
mov ecx, dword [esp + 0x2a4]
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.100efabc
add esp, 0x298
ret