Function at 0x455cf0
Capabilities:
Convert ip address from string
Get local ipv4 addresses
Get socket information

Disassembly:
sub esp, 0x628
mov eax, dword [0x58f140]
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 + 0x18]
mov dword [esp + 0x10], eax
add eax, 0x380
push 0x2e
mov dword [esp + 0x30], eax
lea eax, [esp + 0xc1]
push 0
push eax
mov dword [esp + 0x44], ebp
mov dword [esp + 0x2c], 0xffffffff
mov byte [esp + 0xc8], 0
call fcn.005326d0
mov esi, dword [ebp + 0x51c]
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 0x455f76
mov ecx, esi
lea edx, [ecx + 1]
nop dword [eax]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x455d80
sub ecx, edx
cmp ecx, 1
jbe 0x455f76
mov ecx, esi
lea edx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x455d97
sub ecx, edx
cmp ecx, 0x41
jae 0x455dac
mov ecx, 0x41
jmp 0x455dba
mov ecx, esi
lea edx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x455db1
sub ecx, edx
lea eax, [ecx + 1]
push 1
push eax
call dword [0x58d078]
add esp, 8
mov dword [esp + 0x18], eax
test eax, eax
jne 0x455ddd
mov ebx, dword [esp + 0x10]
lea esi, [eax + 0x1b]
jmp 0x456430
mov al, byte [esi]
cmp al, 0x5b
jne 0x455e01
push 0x5d
push esi
call fcn.00531c90
mov ebx, eax
add esp, 8
test ebx, ebx
je 0x455ec4
lea ecx, [esi + 1]
sub eax, ecx
push eax
push ecx
jmp 0x455e4f
cmp al, 0x3a
jne 0x455e09
mov ebx, esi
jmp 0x455e5b
push 0x3a
push esi
call fcn.00531c90
mov ebx, eax
add esp, 8
test ebx, ebx
je 0x455eb1
lea eax, [esp + 0x44]
push eax
push esi
push 0x17
call dword [sym.imp.WS2_32.dll_inet_pton]
cmp eax, 1
jne 0x455e49
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 0x455e37
jmp 0x455ec4
mov eax, ebx
sub eax, esi
push eax
push esi
push dword [esp + 0x20]
call fcn.005414e0
add esp, 0xc
push 0x3a
push ebx
call fcn.00531c90
mov ebx, eax
add esp, 8
xor esi, esi
xor edx, edx
test ebx, ebx
je 0x455ec8
push 0xa
push edx
lea eax, [ebx + 1]
push eax
call fcn.0053f9ab
push eax
call fcn.0042f1c0
push 0x2d
push ebx
movzx esi, ax
call fcn.00531c90
add esp, 0x18
test eax, eax
je 0x455ead
push 0xa
inc eax
push 0
push eax
call fcn.0053f9ab
push eax
call fcn.0042f1c0
add esp, 0x10
movzx edx, ax
jmp 0x455ec8
mov edx, esi
jmp 0x455ec8
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 0x455eb7
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 0x455f6a
push 0x401
lea ecx, [esp + 0x234]
push ecx
push eax
mov eax, dword [esp + 0x1c]
push dword [eax + 0x44c]
mov eax, dword [eax + 0x44]
add eax, 0x10
push eax
call fcn.00478070
add esp, 4
push eax
mov eax, dword [esp + 0x24]
mov eax, dword [eax + 0x44]
push dword [eax]
call fcn.0041f480
add esp, 0x18
sub eax, 0
je 0x455f4a
sub eax, 1
je 0x456427
sub eax, 1
jne 0x455f54
lea eax, [esp + 0x230]
mov dword [esp + 0x30], eax
jmp 0x455f56
mov eax, dword [esp + 0x18]
mov dword [esp + 0x30], eax
jmp 0x455f56
xor eax, eax
mov dword [esp + 0x28], esi
mov esi, ebx
mov dword [esp + 0x24], esi
test eax, eax
jne 0x456016
jmp 0x455f76
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 + 0x128]
call dword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
je 0x455fc9
push 0x100
lea eax, [esp + 0x134]
push eax
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
call fcn.00447f10
push eax
push str.getsockname___failed:__s
push ebp
call fcn.004420e0
add esp, 0x18
jmp 0x45642b
mov ax, word [esp + 0x3c]
cmp ax, 0x17
je 0x455fdd
lea ecx, [esp + 0x40]
movzx eax, ax
jmp 0x455fe6
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 0x45642b
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.00449290
add esp, 0x14
cmp eax, 1
jne 0x45603c
lea eax, [esp + 0x34]
push eax
push ebp
call fcn.0043f7e0
add esp, 8
mov eax, dword [esp + 0x34]
test eax, eax
je 0x456414
mov ebx, dword [eax]
push eax
push ebp
call fcn.00449810
add esp, 8
test ebx, ebx
je 0x456414
mov esi, dword [sym.imp.WS2_32.dll_WSAGetLastError]
lea eax, [esp + 0x20]
push eax
mov eax, dword [esp + 0x14]
movzx eax, byte [eax + 0x457]
push eax
push 0
push ebx
push ebp
call fcn.0046efd0
add esp, 0x14
test eax, eax
je 0x4560b3
call esi
mov ebx, dword [ebx + 0x1c]
test ebx, ebx
jne 0x456062
push 0x100
lea ecx, [esp + 0x134]
push ecx
push eax
call fcn.00447f10
push eax
push str.socket_failure:__s
push ebp
call fcn.004420e0
add esp, 0x18
jmp 0x456427
push dword [ebx + 0x10]
lea eax, [esp + 0x40]
push dword [ebx + 0x18]
push eax
call fcn.00532150
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 0x456404
mov eax, dword [sym.imp.WS2_32.dll_htons]
push esi
call eax
push dword [esp + 0x1c]
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 0x4561c8
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov cl, byte [esp + 0x17]
test cl, cl
je 0x456182
cmp eax, 0x2741
jne 0x456182
push 0x100
lea eax, [esp + 0x134]
push eax
push 0x2741
call fcn.00447f10
push eax
movzx eax, si
push eax
push str.bind_port_hu__on_non_local_address_failed:__s
push ebp
call fcn.004421b0
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 + 0x128]
call dword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
jne 0x4561f3
mov eax, dword [esp + 0x28]
xor cl, cl
movzx esi, ax
mov byte [esp + 0x17], cl
jmp 0x4560df
cmp eax, 0x2740
je 0x45618e
cmp eax, 0xd
jne 0x45619d
inc esi
mov byte [esp + 0x17], cl
movzx eax, si
mov esi, eax
jmp 0x4560d4
push 0x100
lea ecx, [esp + 0x134]
push ecx
push eax
call fcn.00447f10
push eax
movzx eax, si
push eax
push str.bind_port_hu__failed:__s
push ebp
call fcn.004420e0
add esp, 0x1c
jmp 0x456427
cmp si, word [esp + 0x24]
ja 0x456404
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 0x456220
push 0x100
lea eax, [esp + 0x134]
push eax
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
call fcn.00447f10
push eax
push str.getsockname___failed:__s
push ebp
call fcn.004420e0
add esp, 0x18
jmp 0x456427
push 1
push dword [esp + 0x24]
call dword [sym.imp.WS2_32.dll_listen]
test eax, eax
je 0x456248
push 0x100
lea eax, [esp + 0x134]
push eax
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
jmp 0x456099
push 0x2f
lea eax, [esp + 0xc0]
push eax
push ebx
call fcn.00449240
mov eax, dword [esp + 0x1c]
add esp, 0xc
cmp byte [eax + 0x1da], 0
jne 0x456278
cmp byte [eax + 0x1d4], 0
je 0x456278
mov byte [eax + 0x1da], 1
cmp edi, 2
je 0x4562da
mov esi, dword [sym.imp.WS2_32.dll_ntohs]
mov cx, word [esp + 0x3c]
nop dword [eax + eax]
cmp byte [eax + 0x1da], 0
jne 0x45629d
test edi, edi
je 0x4562d4
cmp edi, 1
jne 0x4562a8
cmp cx, 2
jne 0x4562d4
movzx eax, cx
sub eax, 2
je 0x4562b5
sub eax, 0x15
jne 0x4562d0
push dword [esp + 0x3e]
call esi
movzx ebx, ax
test edi, edi
je 0x4563ae
cmp edi, 1
je 0x45631a
mov cx, word [esp + 0x3c]
mov eax, dword [esp + 0x10]
inc edi
cmp edi, 2
jne 0x456290
mov ebx, dword [esp + 0x2c]
lea eax, [esp + 0x20]
mov dword [ebx + 0x90], edi
mov ebx, dword [esp + 0x10]
push eax
push 1
push ebx
push ebp
call fcn.0046ed80
mov esi, eax
add esp, 0x10
test esi, esi
jne 0x456430
mov eax, dword [ebp + 0x18]
mov dword [esp + 0x20], 0xffffffff
mov byte [eax + 0x41e], 0x1c
jmp 0x45643a
lea edx, [esp + 0xec]
mov ebp, 0x2c
lea esi, [esp + 0xbc]
nop dword [eax]
mov cl, byte [esi]
test cl, cl
je 0x456347
cmp cl, 0x2e
movzx eax, cl
cmove eax, ebp
mov byte [edx], al
inc edx
add esi, 1
jne 0x456330
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.0042f730
mov ebx, dword [esp + 0x40]
lea eax, [esp + 0x100]
mov ebp, dword [esp + 0x4c]
push eax
push str.PORT
push 0x5667b0
push ebx
push ebp
call fcn.00476a60
mov esi, eax
add esp, 0x28
test esi, esi
je 0x4562de
push esi
call fcn.00448080
push eax
push str.Failure_sending_PORT_command:__s
push ebp
call fcn.004420e0
mov ebx, dword [esp + 0x20]
add esp, 0x10
jmp 0x456430
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.00476a60
mov esi, eax
add esp, 0x1c
test esi, esi
je 0x4562de
push esi
call fcn.00448080
push eax
push str.Failure_sending_EPRT_command:__s
push ebp
call fcn.004420e0
mov ebx, dword [esp + 0x20]
add esp, 0x10
jmp 0x456430
push str.bind___failed__we_ran_out_of_ports
push ebp
call fcn.004420e0
add esp, 8
jmp 0x456427
mov eax, dword [esp + 0x30]
push eax
push str.failed_to_resolve_the_address_provided_to_PORT:__s
push ebp
call fcn.004420e0
add esp, 0xc
mov ebx, dword [esp + 0x10]
mov esi, 0x1e
mov eax, dword [ebp + 0x18]
mov byte [eax + 0x41e], 0
mov eax, dword [esp + 0x20]
cmp eax, 0xffffffff
je 0x45644e
push eax
push ebx
push ebp
call fcn.0046efa0
add esp, 0xc
push dword [esp + 0x18]
call dword [0x58d06c]
mov ecx, dword [esp + 0x638]
add esp, 4
mov eax, esi
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.0052df19
add esp, 0x628
ret