Function at 0x4bffc0
Capabilities:
Convert ip address from string
Get local ipv4 addresses
Get socket information

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x29c
mov eax, dword [0x57a734]
xor eax, ebp
mov dword [ebp - 4], eax
mov eax, dword [ebp + 0xc]
push ebx
push esi
push edi
mov edi, dword [ebp + 8]
mov dword [ebp - 0x298], eax
mov dword [ebp - 0x290], 0
mov dword [ebp - 0x28c], 0
movzx eax, word [edi + 0x18a]
mov ebx, dword [edi + 0x50c]
movzx esi, word [edi + 0x188]
mov dword [ebp - 0x29c], eax
test ebx, ebx
jne 0x4c001d
test si, si
je 0x4c0550
push 0x80
lea eax, [ebp - 0x284]
push 0
push eax
call fcn.004fce20
add esp, 0xc
test ebx, ebx
je 0x4c039b
mov ecx, ebx
lea edx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x4c0040
sub ecx, edx
cmp ecx, 0xff
jae 0x4c039b
push 0x100
lea eax, [ebp - 0x104]
push 0
push eax
call fcn.004fce20
mov edx, dword [0x57a57c]
add esp, 0xc
mov ecx, edx
mov byte [ebp - 0x285], 0
lea eax, [ecx + 1]
mov dword [ebp - 0x294], eax
mov al, byte [ecx]
inc ecx
test al, al
jne 0x4c0083
sub ecx, dword [ebp - 0x294]
push ecx
push ebx
push edx
call fcn.00511fa0
add esp, 0xc
test eax, eax
jne 0x4c013c
mov ecx, dword [0x57a57c]
lea edx, [ecx + 1]
nop dword [eax]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x4c00b0
sub ecx, edx
mov byte [ebp - 0x285], 1
add ebx, ecx
mov ecx, dword [ebp - 0x298]
lea eax, [ebp - 0x104]
push 0x100
push eax
push ebx
push dword [ecx + 0x444]
mov ecx, dword [ebp + 0x14]
push dword [ebp + 0x18]
push ecx
call fcn.0040afa0
add esp, 0x18
sub eax, 0
je 0x4c01c1
sub eax, 1
je 0x4c01ab
sub eax, 1
je 0x4c018d
cmp byte [ebp - 0x285], 0
jne 0x4c036f
mov ecx, dword [ebp - 0x298]
mov al, byte [ecx + 0x450]
mov byte [ebp - 0x285], al
mov eax, dword [ebp + 0x14]
cmp eax, 2
jne 0x4c01f3
mov byte [ecx + 0x450], 1
jmp 0x4c01ff
mov edx, dword [str.host_]
mov ecx, edx
lea eax, [ecx + 1]
mov dword [ebp - 0x294], eax
nop dword [eax]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x4c0150
sub ecx, dword [ebp - 0x294]
push ecx
push ebx
push edx
call fcn.00511fa0
add esp, 0xc
test eax, eax
jne 0x4c00c2
mov ecx, dword [str.host_]
lea edx, [ecx + 1]
nop dword [eax]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x4c0180
sub ecx, edx
add ebx, ecx
jmp 0x4c0112
push dword [ebp + 0x14]
lea eax, [ebp - 0x104]
push eax
push ebx
push str.Local_Interface__s_is_ip__s_using_address_family__i
push edi
call fcn.00492a90
add esp, 0x14
jmp 0x4c02a0
pop edi
pop esi
mov eax, 1
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004e36f8
mov esp, ebp
pop ebp
ret
cmp byte [ebp - 0x285], 0
je 0x4c0112
push ebx
push str.Couldnt_bind_to_interface__s
push edi
call fcn.004929d0
add esp, 0xc
mov eax, 0x2d
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004e36f8
mov esp, ebp
pop ebp
ret
cmp eax, 0x17
jne 0x4c01ff
mov byte [ecx + 0x450], 2
lea eax, [ebp - 0x28c]
push eax
push 0
push 0x50
push ebx
push edi
call fcn.00497e20
add esp, 0x14
cmp eax, 1
jne 0x4c0229
lea eax, [ebp - 0x28c]
push eax
push edi
call fcn.00487510
add esp, 8
mov ecx, dword [ebp - 0x298]
mov al, byte [ebp - 0x285]
mov byte [ecx + 0x450], al
mov eax, dword [ebp - 0x28c]
test eax, eax
je 0x4c036f
push 0x100
lea ecx, [ebp - 0x104]
push ecx
push dword [eax]
call fcn.00497dd0
mov eax, dword [ebp - 0x28c]
mov eax, dword [eax]
push dword [eax + 4]
lea eax, [ebp - 0x104]
push eax
push dword [ebp + 0x14]
push ebx
push str.Name__s_family__i_resolved_to__s_family__i
push edi
call fcn.00492a90
push dword [ebp - 0x28c]
push edi
call fcn.00498190
mov eax, dword [ebp - 0x28c]
add esp, 0x2c
mov ecx, dword [ebp + 0x14]
mov eax, dword [eax]
cmp ecx, dword [eax + 4]
jne 0x4c01ab
mov eax, dword [ebp + 0x14]
cmp eax, 0x17
jne 0x4c031e
lea eax, [ebp - 0x104]
push 0x25
push eax
call fcn.004fead0
mov ebx, eax
add esp, 8
test ebx, ebx
je 0x4c02c3
mov byte [ebx], 0
inc ebx
lea eax, [ebp - 0x27c]
push eax
lea eax, [ebp - 0x104]
push eax
push 0x17
call dword [sym.imp.WS2_32.dll_inet_pton]
test eax, eax
jle 0x4c030e
mov eax, 0x17
push esi
mov word [ebp - 0x284], ax
call dword [sym.imp.WS2_32.dll_htons]
mov word [ebp - 0x282], ax
test ebx, ebx
je 0x4c030e
push 0xa
push 0
push ebx
call fcn.0050a7a9
add esp, 0xc
mov dword [ebp - 0x26c], eax
mov eax, 0x1c
mov dword [ebp - 0x290], eax
jmp 0x4c03ee
cmp eax, 2
jne 0x4c03ec
lea eax, [ebp - 0x280]
push eax
lea eax, [ebp - 0x104]
push eax
push 2
call dword [sym.imp.WS2_32.dll_inet_pton]
test eax, eax
jle 0x4c03ec
mov eax, 2
push esi
mov word [ebp - 0x284], ax
call dword [sym.imp.WS2_32.dll_htons]
mov word [ebp - 0x282], ax
mov eax, 0x10
mov dword [ebp - 0x290], eax
jmp 0x4c03ee
push ebx
push str.Couldnt_bind_to__s
push edi
mov byte [edi + 0xd53], 0
call fcn.004929d0
add esp, 0xc
mov eax, 0x2d
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004e36f8
mov esp, ebp
pop ebp
ret
mov eax, dword [ebp + 0x14]
cmp eax, 0x17
jne 0x4c03c5
push esi
mov word [ebp - 0x284], ax
call dword [sym.imp.WS2_32.dll_htons]
mov word [ebp - 0x282], ax
mov eax, 0x1c
mov dword [ebp - 0x290], eax
jmp 0x4c03ee
cmp eax, 2
jne 0x4c03ec
push esi
mov word [ebp - 0x284], ax
call dword [sym.imp.WS2_32.dll_htons]
mov word [ebp - 0x282], ax
mov eax, 0x10
mov dword [ebp - 0x290], eax
jmp 0x4c03ee
xor eax, eax
push eax
lea eax, [ebp - 0x284]
push eax
push dword [ebp + 0x10]
call dword [sym.imp.WS2_32.dll_bind]
test eax, eax
jns 0x4c0466
mov ebx, dword [sym.imp.WS2_32.dll_ntohs]
nop dword [eax]
mov eax, dword [ebp - 0x29c]
dec eax
mov dword [ebp - 0x29c], eax
test eax, eax
jle 0x4c04eb
inc esi
test si, si
je 0x4c04eb
movzx eax, si
dec eax
push eax
push str.Bind_to_local_port__hu_failed__trying_next
push edi
call fcn.00492a90
add esp, 0xc
push esi
call ebx
push dword [ebp - 0x290]
mov word [ebp - 0x282], ax
lea eax, [ebp - 0x284]
push eax
push dword [ebp + 0x10]
call dword [sym.imp.WS2_32.dll_bind]
test eax, eax
js 0x4c0410
push 0x80
lea eax, [ebp - 0x84]
mov dword [ebp - 0x294], 0x80
push 0
push eax
call fcn.004fce20
add esp, 0xc
lea eax, [ebp - 0x294]
push eax
lea eax, [ebp - 0x84]
push eax
push dword [ebp + 0x10]
call dword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
jns 0x4c0531
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov esi, eax
lea eax, [ebp - 0x204]
push 0x100
push eax
push esi
mov dword [edi + 0x920], esi
call fcn.004a4130
push eax
push esi
push str.getsockname___failed_with_errno__d:__s
push edi
call fcn.004929d0
add esp, 0x1c
mov eax, 0x2d
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004e36f8
mov esp, ebp
pop ebp
ret
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov esi, eax
lea eax, [ebp - 0x104]
push 0x100
push eax
push esi
mov dword [edi + 0x920], esi
call fcn.004a4130
push eax
push esi
push str.bind_failed_with_errno__d:__s
push edi
call fcn.004929d0
add esp, 0x1c
mov eax, 0x2d
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.004e36f8
mov esp, ebp
pop ebp
ret
movzx eax, si
push eax
push str.Local_port:__hu
push edi
call fcn.00492a90
mov eax, dword [ebp - 0x298]
add esp, 0xc
mov byte [eax + 0x1d6], 1
mov ecx, dword [ebp - 4]
xor eax, eax
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.004e36f8
mov esp, ebp
pop ebp
ret