Function at 0x520880
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
sub esp, 0x29c
mov eax, dword [0x82384c]
xor eax, esp
mov dword [esp + 0x298], eax
mov eax, dword [esp + 0x2a0]
push ebx
push esi
push edi
mov edi, dword [eax]
mov dword [esp + 0x10], 0
mov dword [esp + 0x18], eax
mov dword [esp + 0x14], 0
mov ebx, dword [edi + 0x98c]
mov eax, dword [edi + 0x5e4]
movzx esi, word [edi + 0x5e0]
mov dword [esp + 0x20], eax
test ebx, ebx
jne 0x5208ee
test si, si
jne 0x5208ee
pop edi
pop esi
xor eax, eax
pop ebx
mov ecx, dword [esp + 0x298]
xor ecx, esp
call fcn.004fb522
add esp, 0x29c
ret
push ebp
push 0x80
lea eax, [esp + 0x2c]
push 0
push eax
call fcn.005796b0
add esp, 0xc
test ebx, ebx
je 0x520c03
mov ecx, ebx
lea edx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x520910
sub ecx, edx
cmp ecx, 0xff
jae 0x520c03
push 0x100
lea eax, [esp + 0xac]
push 0
push eax
call fcn.005796b0
mov edx, dword [0x823898]
add esp, 0xc
mov ecx, edx
mov byte [esp + 0x13], 0
lea ebp, [ecx + 1]
nop dword [eax]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x520950
sub ecx, ebp
push ecx
push ebx
push edx
call fcn.005b1710
mov ebp, dword [esp + 0x2c4]
add esp, 0xc
test eax, eax
jne 0x520a00
mov ecx, dword [0x823898]
lea edx, [ecx + 1]
nop dword [eax]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x520980
sub ecx, edx
mov byte [esp + 0x13], 1
add ebx, ecx
mov ecx, dword [esp + 0x1c]
lea eax, [esp + 0xa8]
push 0x100
push eax
push ebx
push dword [ecx + 0x2f4]
push dword [esp + 0x2cc]
push ebp
call fcn.0054c9d0
add esp, 0x18
sub eax, 0
je 0x520ad1
sub eax, 1
je 0x520b95
sub eax, 1
je 0x520a44
cmp byte [esp + 0x13], 0
jne 0x520be3
mov ecx, dword [esp + 0x1c]
mov eax, dword [ecx + 0x568]
mov dword [esp + 0x20], eax
cmp ebp, 2
jne 0x520af5
mov dword [ecx + 0x568], 1
jmp 0x520b04
mov edx, dword [str.host_]
mov ecx, edx
lea eax, [ecx + 1]
mov dword [esp + 0x20], eax
nop
mov al, byte [ecx]
inc ecx
test al, al
jne 0x520a10
sub ecx, dword [esp + 0x20]
push ecx
push ebx
push edx
call fcn.005b1710
add esp, 0xc
test eax, eax
jne 0x520990
mov ecx, dword [str.host_]
lea edx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x520a37
sub ecx, edx
add ebx, ecx
jmp 0x5209da
push ebp
lea eax, [esp + 0xac]
push eax
push ebx
push str.Local_Interface__s_is_ip__s_using_address_family__i_n
push edi
call fcn.0051ef30
add esp, 0x14
cmp ebp, 0x17
jne 0x520b9f
lea eax, [esp + 0xa8]
push 0x25
push eax
call fcn.0057cc50
mov ebx, eax
add esp, 8
test ebx, ebx
je 0x520a81
mov byte [ebx], 0
inc ebx
lea eax, [esp + 0x30]
push eax
lea eax, [esp + 0xac]
push eax
push 0x17
call fcn.00530440
add esp, 0xc
test eax, eax
jle 0x520ac3
mov eax, 0x17
push esi
mov word [esp + 0x2c], ax
call dword [sym.imp.WS2_32.dll_htons]
mov word [esp + 0x2a], ax
test ebx, ebx
je 0x520ac3
push ebx
call fcn.0059901c
add esp, 4
mov dword [esp + 0x40], eax
mov eax, 0x1c
mov dword [esp + 0x18], eax
jmp 0x520c32
cmp byte [esp + 0x13], 0
je 0x5209da
push ebx
push str.Couldnt_bind_to_interface__s
push edi
call fcn.0051ee50
add esp, 0xc
mov eax, 0x2d
jmp 0x520d56
cmp ebp, 0x17
jne 0x520b04
mov dword [ecx + 0x568], 2
lea eax, [esp + 0x14]
push eax
push 0
push 0
push ebx
push ecx
call fcn.00526a40
add esp, 0x14
cmp eax, 1
jne 0x520b2d
lea eax, [esp + 0x14]
push eax
push dword [esp + 0x20]
call fcn.005144a0
add esp, 8
mov ecx, dword [esp + 0x1c]
mov eax, dword [esp + 0x20]
mov dword [ecx + 0x568], eax
mov eax, dword [esp + 0x14]
test eax, eax
je 0x520be3
push 0x100
lea ecx, [esp + 0xac]
push ecx
push dword [eax]
call fcn.005269f0
mov eax, dword [esp + 0x20]
mov eax, dword [eax]
push dword [eax + 4]
lea eax, [esp + 0xb8]
push eax
push ebp
push ebx
push str.Name__s_family__i_resolved_to__s_family__i_n
push edi
call fcn.0051ef30
push dword [esp + 0x38]
push edi
call fcn.00526d40
mov eax, dword [esp + 0x40]
add esp, 0x2c
mov eax, dword [eax]
cmp ebp, dword [eax + 4]
je 0x520a5c
mov eax, 1
jmp 0x520d56
cmp ebp, 2
jne 0x520c30
lea eax, [esp + 0x2c]
push eax
lea eax, [esp + 0xac]
push eax
push ebp
call fcn.00530440
add esp, 0xc
test eax, eax
jle 0x520c30
mov eax, 2
push esi
mov word [esp + 0x2c], ax
call dword [sym.imp.WS2_32.dll_htons]
mov word [esp + 0x2a], ax
mov eax, 0x10
mov dword [esp + 0x18], eax
jmp 0x520c32
push ebx
push str.Couldnt_bind_to__s
push edi
mov byte [edi + 0x10e7], 0
call fcn.0051ee50
add esp, 0xc
mov eax, 0x2d
jmp 0x520d56
mov eax, dword [esp + 0x2b8]
cmp eax, 0x17
jne 0x520c2b
push esi
mov word [esp + 0x2c], ax
call dword [sym.imp.WS2_32.dll_htons]
mov word [esp + 0x2a], ax
mov eax, 0x1c
mov dword [esp + 0x18], eax
jmp 0x520c32
cmp eax, 2
je 0x520bc2
xor eax, eax
mov ebp, dword [esp + 0x2b4]
push eax
lea eax, [esp + 0x2c]
push eax
push ebp
call dword [sym.imp.WS2_32.dll_bind]
test eax, eax
jns 0x520c90
mov ebx, dword [sym.imp.WS2_32.dll_ntohs]
mov eax, dword [esp + 0x24]
dec eax
mov dword [esp + 0x24], eax
test eax, eax
jle 0x520cff
movzx eax, si
push eax
push str.Bind_to_local_port__hu_failed__trying_next_n
push edi
call fcn.0051ef30
add esp, 0xc
inc esi
push esi
call ebx
push dword [esp + 0x18]
mov word [esp + 0x2e], ax
lea eax, [esp + 0x2c]
push eax
push ebp
call dword [sym.imp.WS2_32.dll_bind]
test eax, eax
js 0x520c50
push 0x80
lea eax, [esp + 0xac]
mov dword [esp + 0x24], 0x80
push 0
push eax
call fcn.005796b0
add esp, 0xc
lea eax, [esp + 0x20]
push eax
lea eax, [esp + 0xac]
push eax
push ebp
call dword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
jns 0x520d37
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov esi, eax
lea eax, [esp + 0x1a8]
push 0x100
push eax
push esi
mov dword [edi + 0xd94], esi
call fcn.0054c000
push eax
push esi
push str.getsockname___failed_with_errno__d:__s
push edi
call fcn.0051ee50
add esp, 0x1c
mov eax, 0x2d
jmp 0x520d56
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov esi, eax
lea eax, [esp + 0xa8]
push 0x100
push eax
push esi
mov dword [edi + 0xd94], esi
call fcn.0054c000
push eax
push esi
push str.bind_failed_with_errno__d:__s
push edi
call fcn.0051ee50
add esp, 0x1c
mov eax, 0x2d
jmp 0x520d56
movzx eax, si
push eax
push str.Local_port:__hu_n
push edi
call fcn.0051ef30
mov eax, dword [esp + 0x28]
add esp, 0xc
mov byte [eax + 0x527], 1
xor eax, eax
mov ecx, dword [esp + 0x2a8]
pop ebp
pop edi
pop esi
pop ebx
xor ecx, esp
call fcn.004fb522
add esp, 0x29c
ret