Function at 0x10048340
Capabilities:
Convert ip address from string
Get local ipv4 addresses
Get socket information

Disassembly:
sub esp, 0x660
mov eax, dword [0x100b6540]
xor eax, esp
mov dword [esp + 0x65c], eax
push ebx
mov ebx, dword [esp + 0x66c]
push ebp
push esi
push edi
mov edi, dword [esp + 0x674]
push 0x2e
push 0
mov dword [esp + 0x44], edi
mov eax, dword [edi + 0x18]
mov dword [esp + 0x28], eax
add eax, 0x3f0
mov dword [esp + 0x38], eax
lea eax, [esp + 0xc9]
push eax
mov dword [esp + 0x20], 0x1e
mov dword [esp + 0x28], 0xffffffff
mov byte [esp + 0xcc], 0
call fcn.1006ddf0
mov ecx, dword [edi + 0x55c]
add esp, 0xc
xor ebp, ebp
mov dword [esp + 0x28], ecx
mov dword [esp + 0x38], 0
mov dword [esp + 0x2c], 0
mov dword [esp + 0x24], 0
mov byte [esp + 0x13], 1
mov dword [esp + 0x34], 0
test ecx, ecx
je 0x100485ba
mov edx, ecx
lea esi, [edx + 1]
mov al, byte [edx]
inc edx
test al, al
jne 0x100483e4
sub edx, esi
cmp edx, 1
jbe 0x100485ba
mov al, byte [ecx]
cmp al, 0x5b
jne 0x10048427
lea ebp, [ecx + 1]
mov esi, ebp
push 0x5d
push esi
call fcn.1006e090
mov ecx, eax
add esp, 8
xor eax, eax
test ecx, ecx
cmove ebp, eax
mov eax, ecx
mov dword [esp + 0x34], ebp
sub eax, esi
mov ebp, ecx
neg ebp
sbb ebp, ebp
and ebp, eax
jmp 0x1004845f
cmp al, 0x3a
je 0x10048467
push 0x3a
push ecx
call fcn.1006e090
mov esi, eax
add esp, 8
mov eax, dword [esp + 0x28]
mov ebp, esi
mov dword [esp + 0x34], eax
test ebp, ebp
je 0x100484c0
lea ecx, [esp + 0x48]
sub ebp, 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 0x100484d3
push 0x3a
push ecx
call fcn.1006e090
add esp, 8
mov dword [esp + 0x28], eax
xor esi, esi
xor edx, edx
test eax, eax
je 0x100484d3
push 0xa
push edx
inc eax
push eax
call fcn.100775a4
push eax
call fcn.10017e00
push 0x2d
push dword [esp + 0x3c]
movzx esi, ax
call fcn.1006e090
add esp, 0x18
test eax, eax
je 0x100484bc
push 0xa
inc eax
push 0
push eax
call fcn.100775a4
push eax
call fcn.10017e00
add esp, 0x10
movzx edx, ax
jmp 0x100484d3
mov edx, esi
jmp 0x100484d3
mov ebp, eax
lea ecx, [ebp + 1]
mov al, byte [ebp]
inc ebp
test al, al
jne 0x100484c5
sub ebp, 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 + 0x24], eax
cmp si, dx
movzx eax, si
cmovbe ecx, eax
movzx eax, cx
mov dword [esp + 0x28], eax
test ebp, ebp
je 0x100485a8
cmp ebp, 0x32
jae 0x10048b04
push ebp
push dword [esp + 0x38]
lea eax, [esp + 0xf8]
push eax
call fcn.1006d7c0
mov esi, dword [esp + 0x2c]
lea eax, [esp + 0x274]
add esp, 0xc
mov byte [esp + ebp + 0xf0], 0
push 0x401
push eax
lea eax, [esp + 0xf8]
push eax
mov eax, dword [esi + 0x24]
push dword [esi + 0x4c8]
add eax, 0x10
push eax
call fcn.1005d230
add esp, 4
push eax
mov eax, dword [esi + 0x24]
push dword [eax]
call fcn.1000d780
add esp, 0x18
sub eax, 0
je 0x1004857d
sub eax, 1
je 0x10048b04
sub eax, 1
jne 0x10048586
lea esi, [esp + 0x268]
jmp 0x10048588
lea esi, [esp + 0xf0]
jmp 0x10048588
xor esi, esi
mov eax, dword [esp + 0x28]
movzx ebp, ax
mov eax, dword [esp + 0x24]
mov dword [esp + 0x2c], ebp
movzx ebp, ax
mov dword [esp + 0x24], ebp
test esi, esi
jne 0x10048656
jmp 0x100485ba
movzx ecx, ax
mov eax, dword [esp + 0x24]
movzx eax, ax
mov dword [esp + 0x2c], ecx
mov dword [esp + 0x24], eax
lea eax, [esp + 0x18]
mov dword [esp + 0x18], 0x80
push eax
lea eax, [esp + 0x44]
push eax
mov eax, dword [esp + 0x28]
push dword [eax + 0x1a0]
call dword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
je 0x1004860d
push 0x100
lea eax, [esp + 0x16c]
push eax
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
call fcn.100399e0
push eax
push str.getsockname___failed:__s
push edi
call fcn.10018160
add esp, 0x18
jmp 0x10048b04
mov ax, word [esp + 0x40]
cmp ax, 0x17
je 0x10048621
lea ecx, [esp + 0x44]
movzx eax, ax
jmp 0x1004862a
lea ecx, [esp + 0x48]
mov eax, 0x17
push 0x401
lea edx, [esp + 0x26c]
movzx eax, ax
push edx
push ecx
push eax
call sub.WS2_32.dll_inet_ntop
test eax, eax
je 0x10048b04
xor al, al
lea esi, [esp + 0x268]
mov byte [esp + 0x13], al
lea eax, [esp + 0x38]
push eax
push 0
push 0
push esi
push edi
call fcn.1003aeb0
add esp, 0x14
cmp eax, 1
jne 0x1004867c
lea eax, [esp + 0x38]
push eax
push edi
call fcn.100279b0
add esp, 8
mov eax, dword [esp + 0x38]
test eax, eax
je 0x10048af5
mov ebp, dword [eax]
push eax
push edi
call fcn.1003b430
add esp, 8
test ebp, ebp
je 0x10048af5
mov esi, dword [sym.imp.WS2_32.dll_WSAGetLastError]
lea eax, [esp + 0x1c]
push eax
mov eax, dword [esp + 0x24]
movzx eax, byte [eax + 0x4d2]
push eax
push 0
push ebp
push edi
call fcn.10035170
add esp, 0x14
test eax, eax
je 0x100486f3
call esi
mov ebp, dword [ebp + 0x1c]
test ebp, ebp
jne 0x100486a2
push 0x100
lea ecx, [esp + 0x16c]
push ecx
push eax
call fcn.100399e0
push eax
push str.socket_failure:__s
push edi
call fcn.10018160
add esp, 0x18
jmp 0x10048b04
mov eax, dword [edi + 0x18]
test eax, eax
je 0x1004870a
movzx eax, byte [eax + 0x49e]
mov eax, dword [eax*4 + 0x100a1190]
jmp 0x1004870f
mov eax, 0x100a140c
push eax
push str.__s__ftp_state_use_port____opened_socket
push edi
call fcn.100183a0
push dword [ebp + 0x10]
lea eax, [esp + 0x50]
push dword [ebp + 0x18]
push eax
call fcn.1006d7c0
mov eax, dword [ebp + 0x10]
add esp, 0x18
mov dword [esp + 0x18], eax
mov eax, dword [esp + 0x2c]
movzx esi, ax
cmp ax, word [esp + 0x24]
ja 0x10048ae5
mov eax, dword [sym.imp.WS2_32.dll_htons]
push esi
call eax
push dword [esp + 0x18]
mov word [esp + 0x46], ax
lea eax, [esp + 0x44]
push eax
push dword [esp + 0x24]
call dword [sym.imp.WS2_32.dll_bind]
test eax, eax
je 0x10048830
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov cl, byte [esp + 0x13]
test cl, cl
je 0x100487ea
cmp eax, 0x2741
jne 0x100487ea
push 0x100
lea eax, [esp + 0x16c]
push eax
push 0x2741
call fcn.100399e0
push eax
movzx eax, si
push eax
push str.bind_port_hu__on_non_local_address_failed:__s
push edi
call fcn.10018230
add esp, 0x1c
mov dword [esp + 0x18], 0x80
lea eax, [esp + 0x18]
push eax
lea eax, [esp + 0x44]
push eax
mov eax, dword [esp + 0x28]
push dword [eax + 0x1a0]
call dword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
jne 0x100485e0
mov eax, dword [esp + 0x2c]
movzx esi, ax
xor al, al
mov byte [esp + 0x13], al
jmp 0x10048747
cmp eax, 0x2740
je 0x100487f6
cmp eax, 0xd
jne 0x10048805
inc esi
mov byte [esp + 0x13], cl
movzx eax, si
mov esi, eax
jmp 0x1004873c
push 0x100
lea ecx, [esp + 0x16c]
push ecx
push eax
call fcn.100399e0
push eax
movzx eax, si
push eax
push str.bind_port_hu__failed:__s
push edi
call fcn.10018160
add esp, 0x1c
jmp 0x10048b04
lea eax, [esp + 0x18]
mov dword [esp + 0x18], 0x80
push eax
lea eax, [esp + 0x44]
push eax
push dword [esp + 0x24]
call dword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
jne 0x100485e0
mov eax, dword [edi + 0x18]
test eax, eax
je 0x1004886b
movzx eax, byte [eax + 0x49e]
mov eax, dword [eax*4 + 0x100a1190]
jmp 0x10048870
mov eax, 0x100a140c
movzx esi, si
push esi
push eax
push str.__s__ftp_state_use_port____socket_bound_to_port__d
push edi
call fcn.100183a0
add esp, 0x10
push 1
push dword [esp + 0x20]
call dword [sym.imp.WS2_32.dll_listen]
test eax, eax
je 0x100488c0
push 0x100
lea eax, [esp + 0x16c]
push eax
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
call fcn.100399e0
push eax
push str.socket_failure:__s
push edi
call fcn.10018160
add esp, 0x18
jmp 0x10048b04
mov eax, dword [edi + 0x18]
test eax, eax
je 0x100488d7
movzx eax, byte [eax + 0x49e]
mov eax, dword [eax*4 + 0x100a1190]
jmp 0x100488dc
mov eax, 0x100a140c
push esi
push eax
push str.__s__ftp_state_use_port____listening_on__d
push edi
call fcn.100183a0
push 0x2f
lea eax, [esp + 0xd4]
push eax
push ebp
call fcn.1003ae60
mov ebp, dword [esp + 0x3c]
add esp, 0x1c
cmp byte [ebp + 0x251], 0
jne 0x10048919
cmp byte [ebp + 0x24c], 0
je 0x10048919
mov byte [ebp + 0x251], 1
lea eax, [esp + 0x1c]
push eax
push 1
push ebp
push edi
call fcn.10034f20
mov ecx, eax
add esp, 0x10
mov dword [esp + 0x14], ecx
test ecx, ecx
jne 0x10048b04
mov dword [esp + 0x1c], 0xffffffff
cmp ebx, 2
je 0x1004899e
mov esi, dword [sym.imp.WS2_32.dll_ntohs]
mov cx, word [esp + 0x40]
cmp byte [ebp + 0x251], 0
jne 0x1004895d
test ebx, ebx
je 0x10048994
cmp ebx, 1
jne 0x10048968
cmp cx, 2
jne 0x10048994
movzx eax, cx
sub eax, 2
je 0x10048975
sub eax, 0x15
jne 0x10048994
push dword [esp + 0x42]
call esi
movzx ebp, ax
test ebx, ebx
je 0x10048a65
cmp ebx, 1
je 0x100489d4
mov cx, word [esp + 0x40]
mov ebp, dword [esp + 0x20]
inc ebx
cmp ebx, 2
jne 0x10048950
mov ecx, dword [esp + 0x14]
mov esi, dword [esp + 0x30]
mov dword [esi + 0xa0], ebx
mov esi, dword [edi + 0x18]
mov dword [esp + 0x14], ecx
mov al, byte [esi + 0x49e]
cmp al, 0x1c
je 0x10048ad8
test esi, esi
je 0x10048abb
movzx eax, al
mov eax, dword [eax*4 + 0x100a1190]
jmp 0x10048ac0
lea edx, [esp + 0x124]
mov edi, 0x2c
lea esi, [esp + 0xc0]
mov cl, byte [esi]
test cl, cl
je 0x100489fe
cmp cl, 0x2e
movzx eax, cl
cmove eax, edi
mov byte [edx], al
inc edx
add esi, 1
jne 0x100489e7
movzx ecx, bp
movzx eax, cl
push eax
shr ecx, 8
push ecx
push str.__d__d
push 0x14
push edx
mov byte [edx], 0
call fcn.100167f0
mov esi, dword [esp + 0x44]
lea eax, [esp + 0x138]
mov edi, dword [esp + 0x50]
push eax
push 0x100a1221
push 0x100a0cf0
push esi
push edi
call fcn.10061640
mov ecx, eax
add esp, 0x28
mov dword [esp + 0x14], ecx
test ecx, ecx
je 0x100489a2
push ecx
call fcn.10039b50
push eax
push str.Failure_sending_PORT_command:__s
push edi
call fcn.10018160
add esp, 0x10
jmp 0x10048b04
mov esi, dword [esp + 0x30]
movzx eax, bp
push eax
lea eax, [esp + 0xc4]
push eax
xor eax, eax
cmp word [esp + 0x48], 2
setne al
inc eax
push eax
push str.EPRT
push str._s__d_s_hu
push esi
push edi
call fcn.10061640
mov ecx, eax
add esp, 0x1c
mov dword [esp + 0x14], ecx
test ecx, ecx
je 0x100489a2
push ecx
call fcn.10039b50
push eax
push str.Failure_sending_EPRT_command:__s
push edi
call fcn.10018160
add esp, 0x10
jmp 0x10048b04
mov eax, 0x100a140c
push str.PORT
push eax
push str.__s_______s_
push edi
call fcn.100183a0
mov ecx, dword [esp + 0x24]
add esp, 0x10
mov byte [esi + 0x49e], 0x1c
test ecx, ecx
je 0x10048b45
jmp 0x10048b04
push str.bind___failed__we_ran_out_of_ports
push edi
call fcn.10018160
add esp, 8
jmp 0x10048b04
push esi
push str.failed_to_resolve_the_address_provided_to_PORT:__s
push edi
call fcn.10018160
add esp, 0xc
mov esi, dword [edi + 0x18]
mov al, byte [esi + 0x49e]
test al, al
je 0x10048b3a
test esi, esi
je 0x10048b21
movzx eax, al
mov eax, dword [eax*4 + 0x100a1190]
jmp 0x10048b26
mov eax, 0x100a140c
push str.STOP
push eax
push str.__s_______s_
push edi
call fcn.100183a0
add esp, 0x10
mov ecx, dword [esp + 0x14]
mov byte [esi + 0x49e], 0
mov eax, dword [esp + 0x1c]
cmp eax, 0xffffffff
je 0x10048b62
push eax
push dword [esp + 0x24]
push edi
call fcn.10035140
mov eax, dword [esp + 0x20]
add esp, 0xc
jmp 0x10048b64
mov eax, ecx
mov ecx, dword [esp + 0x66c]
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.1006bb34
add esp, 0x660
ret