Function at 0x561fd0
Capabilities:
Convert ip address from string
Get local ipv4 addresses
Get socket information

Disassembly:
sub esp, 0x65c
mov eax, dword [0x68f500]
xor eax, esp
mov dword [esp + 0x658], eax
push ebx
push ebp
mov ebp, dword [esp + 0x668]
push esi
push edi
mov edi, dword [esp + 0x674]
mov esi, dword [ebp + 0x18]
push 0x2e
push 0
mov dword [esp + 0x40], ebp
lea eax, [esi + 0x3f0]
mov dword [esp + 0x20], esi
mov dword [esp + 0x34], eax
lea eax, [esp + 0xc5]
push eax
mov dword [esp + 0x2c], 0xffffffff
mov byte [esp + 0xc8], 0
call fcn.005adb30
mov ecx, dword [ebp + 0x504]
add esp, 0xc
xor ebx, ebx
mov dword [esp + 0x24], ecx
mov dword [esp + 0x34], 0
mov dword [esp + 0x28], 0
mov dword [esp + 0x1c], 0
mov byte [esp + 0x13], 1
mov dword [esp + 0x30], 0
test ecx, ecx
je 0x56224c
mov edx, ecx
lea eax, [edx + 1]
mov dword [esp + 0x14], eax
mov al, byte [edx]
inc edx
test al, al
jne 0x562071
sub edx, dword [esp + 0x14]
cmp edx, 1
jbe 0x56224c
mov al, byte [ecx]
cmp al, 0x5b
jne 0x5620b6
lea ebx, [ecx + 1]
mov esi, ebx
push 0x5d
push esi
call fcn.005ad0f0
mov ecx, eax
add esp, 8
xor eax, eax
test ecx, ecx
cmove ebx, eax
mov eax, ecx
mov dword [esp + 0x30], ebx
sub eax, esi
mov ebx, ecx
neg ebx
sbb ebx, ebx
and ebx, eax
jmp 0x5620ee
cmp al, 0x3a
je 0x5620f6
push 0x3a
push ecx
call fcn.005ad0f0
mov esi, eax
add esp, 8
mov eax, dword [esp + 0x24]
mov ebx, esi
mov dword [esp + 0x30], eax
test ebx, ebx
je 0x56214f
lea ecx, [esp + 0x44]
sub ebx, eax
push ecx
push eax
push 0x17
call dword [sym.imp.WS2_32.dll_inet_pton]
lea ecx, [eax - 1]
neg ecx
sbb ecx, ecx
and ecx, esi
xor esi, esi
xor edx, edx
test ecx, ecx
je 0x562161
push 0x3a
push ecx
call fcn.005ad0f0
add esp, 8
mov dword [esp + 0x24], eax
xor esi, esi
xor edx, edx
test eax, eax
je 0x562161
push 0xa
push edx
inc eax
push eax
call fcn.005b1d61
push eax
call fcn.00532930
push 0x2d
push dword [esp + 0x38]
movzx esi, ax
call fcn.005ad0f0
add esp, 0x18
test eax, eax
je 0x56214b
push 0xa
inc eax
push 0
push eax
call fcn.005b1d61
push eax
call fcn.00532930
add esp, 0x10
movzx edx, ax
jmp 0x562161
mov edx, esi
jmp 0x562161
mov ebx, eax
lea ecx, [ebx + 1]
mov al, byte [ebx]
inc ebx
test al, al
jne 0x562154
sub ebx, ecx
xor esi, esi
xor edx, edx
xor ecx, ecx
movzx eax, dx
cmp si, dx
cmovbe ecx, eax
movzx eax, cx
xor ecx, ecx
mov dword [esp + 0x1c], eax
cmp si, dx
movzx eax, si
cmovbe ecx, eax
movzx eax, cx
mov dword [esp + 0x24], eax
test ebx, ebx
je 0x562236
cmp ebx, 0x32
jae 0x5626da
push ebx
push dword [esp + 0x34]
lea eax, [esp + 0xf4]
push eax
call fcn.005ad5b0
mov esi, dword [esp + 0x24]
lea eax, [esp + 0x270]
add esp, 0xc
mov byte [esp + ebx + 0xec], 0
push 0x401
push eax
lea eax, [esp + 0xf4]
push eax
mov eax, dword [esi + 0x24]
push dword [esi + 0x4c8]
add eax, 0x10
push eax
call fcn.00576bc0
add esp, 4
push eax
mov eax, dword [esi + 0x24]
push dword [eax]
call fcn.00453830
add esp, 0x18
sub eax, 0
je 0x56220b
sub eax, 1
je 0x5626da
sub eax, 1
jne 0x562214
lea esi, [esp + 0x264]
jmp 0x562216
lea esi, [esp + 0xec]
jmp 0x562216
xor esi, esi
mov eax, dword [esp + 0x24]
movzx ebx, ax
mov eax, dword [esp + 0x1c]
mov dword [esp + 0x28], ebx
movzx ebx, ax
mov dword [esp + 0x1c], ebx
test esi, esi
jne 0x5622e4
jmp 0x562248
movzx ecx, ax
mov eax, dword [esp + 0x1c]
movzx eax, ax
mov dword [esp + 0x28], ecx
mov dword [esp + 0x1c], eax
mov esi, dword [esp + 0x18]
lea eax, [esp + 0x14]
mov dword [esp + 0x14], 0x80
push eax
lea eax, [esp + 0x40]
push eax
push dword [esi + 0x1a0]
call dword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
je 0x56229b
push 0x100
lea eax, [esp + 0x168]
push eax
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
call fcn.00553d10
push eax
push str.getsockname___failed:__s
push ebp
call fcn.00532c90
add esp, 0x18
jmp 0x5626da
mov ax, word [esp + 0x3c]
cmp ax, 0x17
je 0x5622af
lea ecx, [esp + 0x40]
movzx eax, ax
jmp 0x5622b8
lea ecx, [esp + 0x44]
mov eax, 0x17
push 0x401
lea edx, [esp + 0x268]
movzx eax, ax
push edx
push ecx
push eax
call sub.WS2_32.dll_inet_ntop
test eax, eax
je 0x5626da
xor al, al
lea esi, [esp + 0x264]
mov byte [esp + 0x13], al
lea eax, [esp + 0x34]
push eax
push 0
push 0
push esi
push ebp
call fcn.00555140
add esp, 0x14
cmp eax, 1
jne 0x56230a
lea eax, [esp + 0x34]
push eax
push ebp
call fcn.00542160
add esp, 8
mov eax, dword [esp + 0x34]
test eax, eax
je 0x5626cb
mov ebx, dword [eax]
push eax
push ebp
call fcn.005556d0
add esp, 8
test ebx, ebx
je 0x5626cb
mov esi, dword [sym.imp.WS2_32.dll_WSAGetLastError]
lea eax, [esp + 0x20]
push eax
mov eax, dword [esp + 0x1c]
movzx eax, byte [eax + 0x4d2]
push eax
push 0
push ebx
push ebp
call fcn.0054f420
add esp, 0x14
test eax, eax
je 0x562381
call esi
mov ebx, dword [ebx + 0x1c]
test ebx, ebx
jne 0x562330
push 0x100
lea ecx, [esp + 0x168]
push ecx
push eax
call fcn.00553d10
push eax
push str.socket_failure:__s
push ebp
call fcn.00532c90
add esp, 0x18
jmp 0x5626da
push dword [ebx + 0x10]
lea eax, [esp + 0x40]
push dword [ebx + 0x18]
push eax
call fcn.005ad5b0
mov eax, dword [ebx + 0x10]
add esp, 0xc
mov dword [esp + 0x14], eax
mov eax, dword [esp + 0x28]
movzx esi, ax
cmp ax, word [esp + 0x1c]
ja 0x5626bb
mov eax, dword [sym.imp.WS2_32.dll_htons]
push esi
call eax
push dword [esp + 0x14]
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 0x562496
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov cl, byte [esp + 0x13]
test cl, cl
je 0x562450
cmp eax, 0x2741
jne 0x562450
push 0x100
lea eax, [esp + 0x168]
push eax
push 0x2741
call fcn.00553d10
push eax
movzx eax, si
push eax
push str.bind_port_hu__on_non_local_address_failed:__s
push ebp
call fcn.00532d60
add esp, 0x1c
mov dword [esp + 0x14], 0x80
lea eax, [esp + 0x14]
push eax
lea eax, [esp + 0x40]
push eax
mov eax, dword [esp + 0x20]
push dword [eax + 0x1a0]
call dword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
jne 0x56226e
mov eax, dword [esp + 0x28]
movzx esi, ax
xor al, al
mov byte [esp + 0x13], al
jmp 0x5623ad
cmp eax, 0x2740
je 0x56245c
cmp eax, 0xd
jne 0x56246b
inc esi
mov byte [esp + 0x13], cl
movzx eax, si
mov esi, eax
jmp 0x5623a2
push 0x100
lea ecx, [esp + 0x168]
push ecx
push eax
call fcn.00553d10
push eax
movzx eax, si
push eax
push str.bind_port_hu__failed:__s
push ebp
call fcn.00532c90
add esp, 0x1c
jmp 0x5626da
cmp si, word [esp + 0x1c]
ja 0x5626bb
lea eax, [esp + 0x14]
mov dword [esp + 0x14], 0x80
push eax
lea eax, [esp + 0x40]
push eax
push dword [esp + 0x28]
call dword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
jne 0x56226e
push 1
push dword [esp + 0x24]
call dword [sym.imp.WS2_32.dll_listen]
test eax, eax
je 0x562502
push 0x100
lea eax, [esp + 0x168]
push eax
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
call fcn.00553d10
push eax
push str.socket_failure:__s
push ebp
call fcn.00532c90
add esp, 0x18
jmp 0x5626da
push 0x2f
lea eax, [esp + 0xc0]
push eax
push ebx
call fcn.005550f0
mov ebx, dword [esp + 0x24]
add esp, 0xc
cmp byte [ebx + 0x251], 0
jne 0x562532
cmp byte [ebx + 0x24c], 0
je 0x562532
mov byte [ebx + 0x251], 1
lea eax, [esp + 0x20]
push eax
push 1
push ebx
push ebp
call fcn.0054f1d0
mov esi, eax
add esp, 0x10
mov dword [esp + 0x24], esi
test esi, esi
jne 0x5626df
mov dword [esp + 0x20], 0xffffffff
cmp edi, 2
je 0x5625be
mov esi, dword [sym.imp.WS2_32.dll_ntohs]
mov cx, word [esp + 0x3c]
nop dword [eax]
cmp byte [ebx + 0x251], 0
jne 0x56257d
test edi, edi
je 0x5625b4
cmp edi, 1
jne 0x562588
cmp cx, 2
jne 0x5625b4
movzx eax, cx
sub eax, 2
je 0x562595
sub eax, 0x15
jne 0x5625b4
push dword [esp + 0x3e]
call esi
movzx ebx, ax
test edi, edi
je 0x562669
cmp edi, 1
je 0x5625df
mov cx, word [esp + 0x3c]
mov ebx, dword [esp + 0x18]
inc edi
cmp edi, 2
jne 0x562570
mov esi, dword [esp + 0x24]
mov ebx, dword [esp + 0x2c]
mov dword [ebx + 0xa0], edi
mov eax, dword [ebp + 0x18]
mov byte [eax + 0x49e], 0x1c
test esi, esi
je 0x5626e9
jmp 0x5626df
lea edx, [esp + 0x120]
mov ebp, 0x2c
lea esi, [esp + 0xbc]
mov cl, byte [esi]
test cl, cl
je 0x562609
cmp cl, 0x2e
movzx eax, cl
cmove eax, ebp
mov byte [edx], al
inc edx
add esi, 1
jne 0x5625f2
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.00531360
mov ebx, dword [esp + 0x40]
lea eax, [esp + 0x134]
mov ebp, dword [esp + 0x4c]
push eax
push str.PORT
push 0x616214
push ebx
push ebp
call fcn.0057af10
mov esi, eax
add esp, 0x28
test esi, esi
je 0x5625c2
push esi
call fcn.00553e90
push eax
push str.Failure_sending_PORT_command:__s
push ebp
call fcn.00532c90
add esp, 0x10
jmp 0x5626df
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.0057af10
mov esi, eax
add esp, 0x1c
test esi, esi
je 0x5625c2
push esi
call fcn.00553e90
push eax
push str.Failure_sending_EPRT_command:__s
push ebp
call fcn.00532c90
add esp, 0x10
jmp 0x5626df
push str.bind___failed__we_ran_out_of_ports
push ebp
call fcn.00532c90
add esp, 8
jmp 0x5626da
push esi
push str.failed_to_resolve_the_address_provided_to_PORT:__s
push ebp
call fcn.00532c90
add esp, 0xc
mov esi, 0x1e
mov eax, dword [ebp + 0x18]
mov byte [eax + 0x49e], 0
mov eax, dword [esp + 0x20]
cmp eax, 0xffffffff
je 0x562700
push eax
push dword [esp + 0x1c]
push ebp
call fcn.0054f3f0
add esp, 0xc
mov ecx, dword [esp + 0x668]
mov eax, esi
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.005ab3d6
add esp, 0x65c
ret