Function at 0x5f48a0
Capabilities:
Convert ip address from string
Get local ipv4 addresses
Get socket information

Disassembly:
sub esp, 0x628
mov eax, dword [0x6ae280]
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 sub.VCRUNTIME140.dll_memset
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 0x5f4b26
mov ecx, esi
lea edx, [ecx + 1]
nop dword [eax]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x5f4930
sub ecx, edx
cmp ecx, 1
jbe 0x5f4b26
mov ecx, esi
lea edx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x5f4947
sub ecx, edx
cmp ecx, 0x41
jae 0x5f495c
mov ecx, 0x41
jmp 0x5f496a
mov ecx, esi
lea edx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x5f4961
sub ecx, edx
lea eax, [ecx + 1]
push eax
push 1
call dword [0x6adea8]
add esp, 8
mov dword [esp + 0x18], eax
test eax, eax
jne 0x5f498d
mov ebx, dword [esp + 0x10]
lea esi, [eax + 0x1b]
jmp 0x5f4fe0
mov al, byte [esi]
cmp al, 0x5b
jne 0x5f49b1
push 0x5d
push esi
call sub.VCRUNTIME140.dll_strchr
mov ebx, eax
add esp, 8
test ebx, ebx
je 0x5f4a74
lea ecx, [esi + 1]
sub eax, ecx
push eax
push ecx
jmp 0x5f49ff
cmp al, 0x3a
jne 0x5f49b9
mov ebx, esi
jmp 0x5f4a0b
push 0x3a
push esi
call sub.VCRUNTIME140.dll_strchr
mov ebx, eax
add esp, 8
test ebx, ebx
je 0x5f4a61
lea eax, [esp + 0x44]
push eax
push esi
push 0x17
call dword [sym.imp.WS2_32.dll_inet_pton]
cmp eax, 1
jne 0x5f49f9
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 0x5f49e7
jmp 0x5f4a74
mov eax, ebx
sub eax, esi
push eax
push esi
push dword [esp + 0x20]
call sub.api_ms_win_crt_string_l1_1_0.dll_strncpy
add esp, 0xc
push 0x3a
push ebx
call sub.VCRUNTIME140.dll_strchr
mov ebx, eax
add esp, 8
xor esi, esi
xor edx, edx
test ebx, ebx
je 0x5f4a78
push 0xa
push edx
lea eax, [ebx + 1]
push eax
call sub.api_ms_win_crt_convert_l1_1_0.dll_strtoul
push eax
call fcn.005d2e60
push 0x2d
push ebx
movzx esi, ax
call sub.VCRUNTIME140.dll_strchr
add esp, 0x18
test eax, eax
je 0x5f4a5d
push 0xa
inc eax
push 0
push eax
call sub.api_ms_win_crt_convert_l1_1_0.dll_strtoul
push eax
call fcn.005d2e60
add esp, 0x10
movzx edx, ax
jmp 0x5f4a78
mov edx, esi
jmp 0x5f4a78
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 0x5f4a67
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 0x5f4b1a
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.0060ea70
add esp, 4
push eax
mov eax, dword [esp + 0x24]
mov eax, dword [eax + 0x60]
push dword [eax]
call fcn.00458830
add esp, 0x18
sub eax, 0
je 0x5f4afa
sub eax, 1
je 0x5f4fd7
sub eax, 1
jne 0x5f4b04
lea eax, [esp + 0x230]
mov dword [esp + 0x30], eax
jmp 0x5f4b06
mov eax, dword [esp + 0x18]
mov dword [esp + 0x30], eax
jmp 0x5f4b06
xor eax, eax
mov dword [esp + 0x28], esi
mov esi, ebx
mov dword [esp + 0x24], esi
test eax, eax
jne 0x5f4bc6
jmp 0x5f4b26
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 0x5f4b79
push 0x100
lea eax, [esp + 0x134]
push eax
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
call fcn.005e3d70
push eax
push str.getsockname___failed:__s
push ebp
call fcn.005d08c0
add esp, 0x18
jmp 0x5f4fdb
mov ax, word [esp + 0x3c]
cmp ax, 0x17
je 0x5f4b8d
lea ecx, [esp + 0x40]
movzx eax, ax
jmp 0x5f4b96
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 0x5f4fdb
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.005da420
add esp, 0x14
cmp eax, 1
jne 0x5f4bec
lea eax, [esp + 0x34]
push eax
push ebp
call fcn.005c5bf0
add esp, 8
mov eax, dword [esp + 0x34]
test eax, eax
je 0x5f4fc4
mov ebx, dword [eax]
push eax
push ebp
call fcn.005da9c0
add esp, 8
test ebx, ebx
je 0x5f4fc4
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.00602500
add esp, 0x14
test eax, eax
je 0x5f4c63
call esi
mov ebx, dword [ebx + 0x1c]
test ebx, ebx
jne 0x5f4c12
push 0x100
lea ecx, [esp + 0x134]
push ecx
push eax
call fcn.005e3d70
push eax
push str.socket_failure:__s
push ebp
call fcn.005d08c0
add esp, 0x18
jmp 0x5f4fd7
push dword [ebx + 0x10]
lea eax, [esp + 0x40]
push dword [ebx + 0x18]
push eax
call sub.VCRUNTIME140.dll_memcpy
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 0x5f4fb4
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 0x5f4d78
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov cl, byte [esp + 0x17]
test cl, cl
je 0x5f4d32
cmp eax, 0x2741
jne 0x5f4d32
push 0x100
lea eax, [esp + 0x134]
push eax
push 0x2741
call fcn.005e3d70
push eax
movzx eax, si
push eax
push str.bind_port_hu__on_non_local_address_failed:__s
push ebp
call fcn.005d0990
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 0x5f4da3
mov eax, dword [esp + 0x28]
xor cl, cl
movzx esi, ax
mov byte [esp + 0x17], cl
jmp 0x5f4c8f
cmp eax, 0x2740
je 0x5f4d3e
cmp eax, 0xd
jne 0x5f4d4d
inc esi
mov byte [esp + 0x17], cl
movzx eax, si
mov esi, eax
jmp 0x5f4c84
push 0x100
lea ecx, [esp + 0x134]
push ecx
push eax
call fcn.005e3d70
push eax
movzx eax, si
push eax
push str.bind_port_hu__failed:__s
push ebp
call fcn.005d08c0
add esp, 0x1c
jmp 0x5f4fd7
cmp si, word [esp + 0x24]
ja 0x5f4fb4
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 0x5f4dd0
push 0x100
lea eax, [esp + 0x134]
push eax
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
call fcn.005e3d70
push eax
push str.getsockname___failed:__s
push ebp
call fcn.005d08c0
add esp, 0x18
jmp 0x5f4fd7
push 1
push dword [esp + 0x24]
call dword [sym.imp.WS2_32.dll_listen]
test eax, eax
je 0x5f4df8
push 0x100
lea eax, [esp + 0x134]
push eax
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
jmp 0x5f4c49
push 0x2f
lea eax, [esp + 0xc0]
push eax
push ebx
call fcn.005da3d0
mov eax, dword [esp + 0x1c]
add esp, 0xc
cmp byte [eax + 0x1f2], 0
jne 0x5f4e28
cmp byte [eax + 0x1ec], 0
je 0x5f4e28
mov byte [eax + 0x1f2], 1
cmp edi, 2
je 0x5f4e8a
mov esi, dword [sym.imp.WS2_32.dll_ntohs]
mov cx, word [esp + 0x3c]
nop dword [eax + eax]
cmp byte [eax + 0x1f2], 0
jne 0x5f4e4d
test edi, edi
je 0x5f4e84
cmp edi, 1
jne 0x5f4e58
cmp cx, 2
jne 0x5f4e84
movzx eax, cx
sub eax, 2
je 0x5f4e65
sub eax, 0x15
jne 0x5f4e80
push dword [esp + 0x3e]
call esi
movzx ebx, ax
test edi, edi
je 0x5f4f5e
cmp edi, 1
je 0x5f4eca
mov cx, word [esp + 0x3c]
mov eax, dword [esp + 0x10]
inc edi
cmp edi, 2
jne 0x5f4e40
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.006022b0
mov esi, eax
add esp, 0x10
test esi, esi
jne 0x5f4fe0
mov eax, dword [ebp + 0x18]
mov dword [esp + 0x20], 0xffffffff
mov byte [eax + 0x436], 0x1c
jmp 0x5f4fea
lea edx, [esp + 0xec]
mov ebp, 0x2c
lea esi, [esp + 0xbc]
nop dword [eax]
mov cl, byte [esi]
test cl, cl
je 0x5f4ef7
cmp cl, 0x2e
movzx eax, cl
cmove eax, ebp
mov byte [edx], al
inc edx
add esi, 1
jne 0x5f4ee0
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.005d80d0
mov ebx, dword [esp + 0x40]
lea eax, [esp + 0x100]
mov ebp, dword [esp + 0x4c]
push eax
push str.PORT
push 0x697be8
push ebx
push ebp
call fcn.0060d4a0
mov esi, eax
add esp, 0x28
test esi, esi
je 0x5f4e8e
push esi
call fcn.005e3ef0
push eax
push str.Failure_sending_PORT_command:__s
push ebp
call fcn.005d08c0
mov ebx, dword [esp + 0x20]
add esp, 0x10
jmp 0x5f4fe0
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.0060d4a0
mov esi, eax
add esp, 0x1c
test esi, esi
je 0x5f4e8e
push esi
call fcn.005e3ef0
push eax
push str.Failure_sending_EPRT_command:__s
push ebp
call fcn.005d08c0
mov ebx, dword [esp + 0x20]
add esp, 0x10
jmp 0x5f4fe0
push str.bind___failed__we_ran_out_of_ports
push ebp
call fcn.005d08c0
add esp, 8
jmp 0x5f4fd7
mov eax, dword [esp + 0x30]
push eax
push str.failed_to_resolve_the_address_provided_to_PORT:__s
push ebp
call fcn.005d08c0
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 0x5f4ffe
push eax
push ebx
push ebp
call fcn.006024d0
add esp, 0xc
push dword [esp + 0x18]
call dword [0x6ade9c]
mov ecx, dword [esp + 0x638]
add esp, 4
mov eax, esi
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.00614242
add esp, 0x628
ret