Function at 0x4c8810
Capabilities:
Convert ip address from string
Get local ipv4 addresses
Get socket information

Disassembly:
sub esp, 0x628
mov eax, dword [0x5f88c0]
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, 0x398
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.0054d9f0
mov esi, dword [ebp + 0x514]
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 0x4c8a96
mov ecx, esi
lea edx, [ecx + 1]
nop dword [eax]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x4c88a0
sub ecx, edx
cmp ecx, 1
jbe 0x4c8a96
mov ecx, esi
lea edx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x4c88b7
sub ecx, edx
cmp ecx, 0x41
jae 0x4c88cc
mov ecx, 0x41
jmp 0x4c88da
mov ecx, esi
lea edx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x4c88d1
sub ecx, edx
lea eax, [ecx + 1]
push eax
push 1
call dword [0x5f81f0]
add esp, 8
mov dword [esp + 0x18], eax
test eax, eax
jne 0x4c88fd
mov ebx, dword [esp + 0x10]
lea esi, [eax + 0x1b]
jmp 0x4c8f50
mov al, byte [esi]
cmp al, 0x5b
jne 0x4c8921
push 0x5d
push esi
call fcn.0054f8b0
mov ebx, eax
add esp, 8
test ebx, ebx
je 0x4c89e4
lea ecx, [esi + 1]
sub eax, ecx
push eax
push ecx
jmp 0x4c896f
cmp al, 0x3a
jne 0x4c8929
mov ebx, esi
jmp 0x4c897b
push 0x3a
push esi
call fcn.0054f8b0
mov ebx, eax
add esp, 8
test ebx, ebx
je 0x4c89d1
lea eax, [esp + 0x44]
push eax
push esi
push 0x17
call dword [sym.imp.WS2_32.dll_inet_pton]
cmp eax, 1
jne 0x4c8969
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 0x4c8957
jmp 0x4c89e4
mov eax, ebx
sub eax, esi
push eax
push esi
push dword [esp + 0x20]
call fcn.0056b470
add esp, 0xc
push 0x3a
push ebx
call fcn.0054f8b0
mov ebx, eax
add esp, 8
xor esi, esi
xor edx, edx
test ebx, ebx
je 0x4c89e8
push 0xa
push edx
lea eax, [ebx + 1]
push eax
call fcn.0056864f
push eax
call fcn.004b62f0
push 0x2d
push ebx
movzx esi, ax
call fcn.0054f8b0
add esp, 0x18
test eax, eax
je 0x4c89cd
push 0xa
inc eax
push 0
push eax
call fcn.0056864f
push eax
call fcn.004b62f0
add esp, 0x10
movzx edx, ax
jmp 0x4c89e8
mov edx, esi
jmp 0x4c89e8
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 0x4c89d7
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 0x4c8a8a
push 0x401
lea ecx, [esp + 0x234]
push ecx
push eax
mov eax, dword [esp + 0x1c]
push dword [eax + 0x464]
mov eax, dword [eax + 0x60]
add eax, 0x10
push eax
call fcn.004f1680
add esp, 4
push eax
mov eax, dword [esp + 0x24]
mov eax, dword [eax + 0x60]
push dword [eax]
call fcn.0040c5d0
add esp, 0x18
sub eax, 0
je 0x4c8a6a
sub eax, 1
je 0x4c8f47
sub eax, 1
jne 0x4c8a74
lea eax, [esp + 0x230]
mov dword [esp + 0x30], eax
jmp 0x4c8a76
mov eax, dword [esp + 0x18]
mov dword [esp + 0x30], eax
jmp 0x4c8a76
xor eax, eax
mov dword [esp + 0x28], esi
mov esi, ebx
mov dword [esp + 0x24], esi
test eax, eax
jne 0x4c8b36
jmp 0x4c8a96
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 + 0x140]
call dword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
je 0x4c8ae9
push 0x100
lea eax, [esp + 0x134]
push eax
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
call fcn.004b8ae0
push eax
push str.getsockname___failed:__s
push ebp
call fcn.004bbf80
add esp, 0x18
jmp 0x4c8f4b
mov ax, word [esp + 0x3c]
cmp ax, 0x17
je 0x4c8afd
lea ecx, [esp + 0x40]
movzx eax, ax
jmp 0x4c8b06
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 0x4c8f4b
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.004bb3b0
add esp, 0x14
cmp eax, 1
jne 0x4c8b5c
lea eax, [esp + 0x34]
push eax
push ebp
call fcn.004d9b40
add esp, 8
mov eax, dword [esp + 0x34]
test eax, eax
je 0x4c8f34
mov ebx, dword [eax]
push eax
push ebp
call fcn.004bb950
add esp, 8
test ebx, ebx
je 0x4c8f34
mov esi, dword [sym.imp.WS2_32.dll_WSAGetLastError]
lea eax, [esp + 0x20]
push eax
mov eax, dword [esp + 0x14]
movzx eax, byte [eax + 0x46f]
push eax
push 0
push ebx
push ebp
call fcn.004ee8d0
add esp, 0x14
test eax, eax
je 0x4c8bd3
call esi
mov ebx, dword [ebx + 0x1c]
test ebx, ebx
jne 0x4c8b82
push 0x100
lea ecx, [esp + 0x134]
push ecx
push eax
call fcn.004b8ae0
push eax
push str.socket_failure:__s
push ebp
call fcn.004bbf80
add esp, 0x18
jmp 0x4c8f47
push dword [ebx + 0x10]
lea eax, [esp + 0x40]
push dword [ebx + 0x18]
push eax
call fcn.0054d470
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 0x4c8f24
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 0x4c8ce8
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov cl, byte [esp + 0x17]
test cl, cl
je 0x4c8ca2
cmp eax, 0x2741
jne 0x4c8ca2
push 0x100
lea eax, [esp + 0x134]
push eax
push 0x2741
call fcn.004b8ae0
push eax
movzx eax, si
push eax
push str.bind_port_hu__on_non_local_address_failed:__s
push ebp
call fcn.004bc050
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 + 0x140]
call dword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
jne 0x4c8d13
mov eax, dword [esp + 0x28]
xor cl, cl
movzx esi, ax
mov byte [esp + 0x17], cl
jmp 0x4c8bff
cmp eax, 0x2740
je 0x4c8cae
cmp eax, 0xd
jne 0x4c8cbd
inc esi
mov byte [esp + 0x17], cl
movzx eax, si
mov esi, eax
jmp 0x4c8bf4
push 0x100
lea ecx, [esp + 0x134]
push ecx
push eax
call fcn.004b8ae0
push eax
movzx eax, si
push eax
push str.bind_port_hu__failed:__s
push ebp
call fcn.004bbf80
add esp, 0x1c
jmp 0x4c8f47
cmp si, word [esp + 0x24]
ja 0x4c8f24
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 0x4c8d40
push 0x100
lea eax, [esp + 0x134]
push eax
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
call fcn.004b8ae0
push eax
push str.getsockname___failed:__s
push ebp
call fcn.004bbf80
add esp, 0x18
jmp 0x4c8f47
push 1
push dword [esp + 0x24]
call dword [sym.imp.WS2_32.dll_listen]
test eax, eax
je 0x4c8d68
push 0x100
lea eax, [esp + 0x134]
push eax
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
jmp 0x4c8bb9
push 0x2f
lea eax, [esp + 0xc0]
push eax
push ebx
call fcn.004bb360
mov eax, dword [esp + 0x1c]
add esp, 0xc
cmp byte [eax + 0x1f2], 0
jne 0x4c8d98
cmp byte [eax + 0x1ec], 0
je 0x4c8d98
mov byte [eax + 0x1f2], 1
cmp edi, 2
je 0x4c8dfa
mov esi, dword [sym.imp.WS2_32.dll_ntohs]
mov cx, word [esp + 0x3c]
nop dword [eax + eax]
cmp byte [eax + 0x1f2], 0
jne 0x4c8dbd
test edi, edi
je 0x4c8df4
cmp edi, 1
jne 0x4c8dc8
cmp cx, 2
jne 0x4c8df4
movzx eax, cx
sub eax, 2
je 0x4c8dd5
sub eax, 0x15
jne 0x4c8df0
push dword [esp + 0x3e]
call esi
movzx ebx, ax
test edi, edi
je 0x4c8ece
cmp edi, 1
je 0x4c8e3a
mov cx, word [esp + 0x3c]
mov eax, dword [esp + 0x10]
inc edi
cmp edi, 2
jne 0x4c8db0
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.004ee680
mov esi, eax
add esp, 0x10
test esi, esi
jne 0x4c8f50
mov eax, dword [ebp + 0x18]
mov dword [esp + 0x20], 0xffffffff
mov byte [eax + 0x436], 0x1c
jmp 0x4c8f5a
lea edx, [esp + 0xec]
mov ebp, 0x2c
lea esi, [esp + 0xbc]
nop dword [eax]
mov cl, byte [esi]
test cl, cl
je 0x4c8e67
cmp cl, 0x2e
movzx eax, cl
cmove eax, ebp
mov byte [edx], al
inc edx
add esi, 1
jne 0x4c8e50
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.004b96d0
mov ebx, dword [esp + 0x40]
lea eax, [esp + 0x100]
mov ebp, dword [esp + 0x4c]
push eax
push str.PORT
push 0x5b2584
push ebx
push ebp
call fcn.004f0070
mov esi, eax
add esp, 0x28
test esi, esi
je 0x4c8dfe
push esi
call fcn.004b8c50
push eax
push str.Failure_sending_PORT_command:__s
push ebp
call fcn.004bbf80
mov ebx, dword [esp + 0x20]
add esp, 0x10
jmp 0x4c8f50
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.004f0070
mov esi, eax
add esp, 0x1c
test esi, esi
je 0x4c8dfe
push esi
call fcn.004b8c50
push eax
push str.Failure_sending_EPRT_command:__s
push ebp
call fcn.004bbf80
mov ebx, dword [esp + 0x20]
add esp, 0x10
jmp 0x4c8f50
push str.bind___failed__we_ran_out_of_ports
push ebp
call fcn.004bbf80
add esp, 8
jmp 0x4c8f47
mov eax, dword [esp + 0x30]
push eax
push str.failed_to_resolve_the_address_provided_to_PORT:__s
push ebp
call fcn.004bbf80
add esp, 0xc
mov ebx, dword [esp + 0x10]
mov esi, 0x1e
mov eax, dword [ebp + 0x18]
mov byte [eax + 0x436], 0
mov eax, dword [esp + 0x20]
cmp eax, 0xffffffff
je 0x4c8f6e
push eax
push ebx
push ebp
call fcn.004ee8a0
add esp, 0xc
push dword [esp + 0x18]
call dword [0x5f81e4]
mov ecx, dword [esp + 0x638]
add esp, 4
mov eax, esi
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.0054b289
add esp, 0x628
ret