Function at 0x421910
Capabilities:
Get local ipv4 addresses
Get socket information

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x9ac
mov eax, dword [0x5b1fe4]
xor eax, ebp
mov dword [ebp - 4], eax
mov eax, dword [ebp + 8]
push ebx
mov ebx, dword [esi]
push edi
push 0xff
lea ecx, [ebp - 0x103]
push 0
push ecx
mov dword [ebp - 0x9a0], eax
mov dword [ebp - 0x990], ebx
mov dword [ebp - 0x98c], 0xffffffff
mov byte [ebp - 0x104], 0
call fcn.005205c0
mov edi, dword [ebx + 0x3b8]
xor ecx, ecx
mov dword [ebp - 0x9ac], ecx
mov eax, dword [ebx + 0x3b8]
add esp, 0xc
mov dword [ebp - 0x9a4], ecx
mov dword [ebp - 0x99c], ecx
mov dword [ebp - 0x9a8], 1
mov dword [ebp - 0x994], ecx
cmp eax, ecx
je 0x421ad5
lea edx, [eax + 1]
mov cl, byte [eax]
inc eax
test cl, cl
jne 0x421998
sub eax, edx
cmp eax, 1
jbe 0x421ad5
mov eax, edi
lea edx, [eax + 1]
nop
mov cl, byte [eax]
inc eax
test cl, cl
jne 0x4219b0
sub eax, edx
cmp eax, 0x16
jae 0x4219c5
mov eax, 0x16
jmp 0x4219d9
mov eax, edi
lea edx, [eax + 1]
lea ebx, [ebx]
mov cl, byte [eax]
inc eax
test cl, cl
jne 0x4219d0
sub eax, edx
inc eax
push 1
push eax
call dword [0x5ae028]
add esp, 8
mov dword [ebp - 0x994], eax
test eax, eax
jne 0x421a05
pop edi
mov eax, 0x1b
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0050804f
mov esp, ebp
pop ebp
ret
cmp byte [edi], 0x3a
jne 0x421b46
mov ebx, edi
test ebx, ebx
je 0x421a84
push 0x3a
push ebx
call fcn.00520990
mov edi, eax
add esp, 8
test edi, edi
je 0x421a84
push 0xa
lea ecx, [edi + 1]
push 0
push ecx
call fcn.0052807a
push eax
call fcn.004162e0
movzx ebx, ax
push 0x2d
push edi
mov dword [ebp - 0x9a4], ebx
call fcn.00520990
add esp, 0x18
test eax, eax
je 0x421b8f
push 0xa
inc eax
push 0
push eax
call fcn.0052807a
push eax
call fcn.004162e0
movzx eax, ax
add esp, 0x10
mov dword [ebp - 0x99c], eax
cmp bx, ax
jbe 0x421a84
xor eax, eax
mov dword [ebp - 0x99c], eax
mov dword [ebp - 0x9a4], eax
mov ebx, dword [ebp - 0x994]
cmp byte [ebx], 0
je 0x421ad5
mov ecx, dword [esi + 0x88]
mov edx, dword [esi + 0x4c]
push 0x401
lea eax, [ebp - 0x508]
push eax
mov eax, dword [edx + 0x18]
push ebx
push ecx
push eax
call fcn.00401ac0
mov ecx, dword [esi + 0x4c]
mov edx, dword [ecx + 4]
add esp, 4
push eax
push edx
call fcn.00401ac0
add esp, 0x18
sub eax, 0
je 0x421b9d
dec eax
je 0x421b31
dec eax
je 0x421bd4
mov edx, dword [esi + 0x154]
lea eax, [ebp - 0x998]
push eax
lea ecx, [ebp - 0x988]
push ecx
push edx
mov dword [ebp - 0x998], 0x80
call dword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
je 0x421ba1
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push esi
call fcn.00411780
push eax
mov eax, dword [ebp - 0x990]
push str.getsockname___failed:__s
push eax
call fcn.0040c3b0
mov ecx, dword [ebp - 0x994]
push ecx
call dword [0x5ae01c]
add esp, 0x18
pop edi
mov eax, 0x1e
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0050804f
mov esp, ebp
pop ebp
ret
push 0x3a
push edi
call fcn.00520990
mov ebx, eax
add esp, 8
test ebx, ebx
je 0x421b71
mov eax, dword [ebp - 0x994]
mov edx, ebx
sub edx, edi
push edx
push edi
push eax
call fcn.0052cab0
add esp, 0xc
jmp 0x421a10
mov edx, dword [ebp - 0x994]
mov eax, edi
sub edx, edi
jmp 0x421b80
mov cl, byte [eax]
mov byte [edx + eax], cl
inc eax
test cl, cl
jne 0x421b80
jmp 0x421a84
movzx edx, bx
mov dword [ebp - 0x99c], edx
jmp 0x421a84
mov edi, ebx
jmp 0x421bda
movzx ecx, word [ebp - 0x988]
push 0x401
lea edx, [ebp - 0x508]
push edx
lea eax, [ebp - 0x984]
push eax
push ecx
call fcn.00416960
mov ebx, dword [ebp - 0x994]
add esp, 0x10
mov dword [ebp - 0x9a8], 0
lea edi, [ebp - 0x508]
lea edx, [ebp - 0x9ac]
push edx
push 0
push edi
push esi
call fcn.00403300
add esp, 0x10
cmp eax, 1
jne 0x421c02
lea eax, [ebp - 0x9ac]
push eax
push esi
call fcn.00401e70
add esp, 8
mov eax, dword [ebp - 0x9ac]
test eax, eax
je 0x421c28
mov ecx, dword [ebp - 0x990]
mov ebx, dword [eax]
push eax
push ecx
call fcn.00403840
add esp, 8
test ebx, ebx
jne 0x421c59
mov ebx, dword [ebp - 0x994]
mov edx, dword [ebp - 0x990]
push edi
push str.failed_to_resolve_the_address_provided_to_PORT:__s
push edx
call fcn.0040c3b0
push ebx
call dword [0x5ae01c]
add esp, 0x10
pop edi
mov eax, 0x1e
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0050804f
mov esp, ebp
pop ebp
ret
mov eax, dword [ebp - 0x994]
push eax
call dword [0x5ae01c]
add esp, 4
mov dword [ebp - 0x98c], 0xffffffff
xor edi, edi
lea ecx, [ebp - 0x98c]
push ecx
push 0
push ebx
push esi
call fcn.0040eb60
add esp, 0x10
mov dword [ebp - 0x994], eax
test eax, eax
je 0x421ca3
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov ebx, dword [ebx + 0x1c]
mov edi, eax
test ebx, ebx
jne 0x421c75
jmp 0x421ca7
test ebx, ebx
jne 0x421cd8
push edi
push esi
call fcn.00411780
mov edx, dword [ebp - 0x990]
push eax
push str.socket_failure:__s
push edx
call fcn.0040c3b0
add esp, 0x14
pop edi
mov eax, 0x1e
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0050804f
mov esp, ebp
pop ebp
ret
mov eax, dword [ebx + 0x10]
mov ecx, dword [ebx + 0x18]
push eax
push ecx
lea edx, [ebp - 0x988]
push edx
call fcn.0051fac0
mov cx, word [ebp - 0x99c]
mov eax, dword [ebx + 0x10]
movzx edi, word [ebp - 0x9a4]
add esp, 0xc
mov dword [ebp - 0x998], eax
cmp word [ebp - 0x9a4], cx
ja 0x421e6a
cmp word [ebp - 0x988], 2
jne 0x421d2b
push edi
call dword [sym.imp.WS2_32.dll_htons]
mov word [ebp - 0x986], ax
mov edx, dword [ebp - 0x998]
mov ecx, dword [ebp - 0x98c]
push edx
lea eax, [ebp - 0x988]
push eax
push ecx
call dword [sym.imp.WS2_32.dll_bind]
test eax, eax
je 0x421e61
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
cmp dword [ebp - 0x9a8], 0
je 0x421dbc
cmp eax, 0x2741
jne 0x421dbc
push eax
push esi
call fcn.00411780
push eax
mov eax, dword [ebp - 0x990]
movzx edx, di
push edx
push str.bind_port_hu__on_non_local_address_failed:__s_n
push eax
call fcn.0040c330
mov eax, dword [esi + 0x154]
add esp, 0x18
lea ecx, [ebp - 0x998]
push ecx
lea edx, [ebp - 0x988]
push edx
push eax
mov dword [ebp - 0x998], 0x80
call dword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
jne 0x421ddb
movzx edi, word [ebp - 0x9a4]
mov dword [ebp - 0x9a8], eax
jmp 0x421dc9
cmp eax, 0x2740
je 0x421dc8
cmp eax, 0xd
jne 0x421e1f
inc edi
cmp di, word [ebp - 0x99c]
jbe 0x421d13
jmp 0x421e6a
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push esi
call fcn.00411780
mov ecx, dword [ebp - 0x990]
push eax
push str.getsockname___failed:__s
push ecx
call fcn.0040c3b0
mov edx, dword [ebp - 0x98c]
push edx
push esi
call fcn.0040eb00
add esp, 0x1c
pop edi
mov eax, 0x1e
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0050804f
mov esp, ebp
pop ebp
ret
push eax
push esi
call fcn.00411780
mov ecx, dword [ebp - 0x990]
push eax
movzx eax, di
push eax
push str.bind_port_hu__failed:__s
push ecx
call fcn.0040c3b0
mov edx, dword [ebp - 0x98c]
push edx
push esi
call fcn.0040eb00
add esp, 0x20
pop edi
mov eax, 0x1e
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0050804f
mov esp, ebp
pop ebp
ret
cmp di, word [ebp - 0x99c]
jbe 0x421ea0
mov eax, dword [ebp - 0x990]
push str.bind___failed__we_ran_out_of_ports_
push eax
call fcn.0040c3b0
mov ecx, dword [ebp - 0x98c]
push ecx
push esi
call fcn.0040eb00
add esp, 0x10
pop edi
mov eax, 0x1e
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0050804f
mov esp, ebp
pop ebp
ret
mov ecx, dword [ebp - 0x98c]
lea edx, [ebp - 0x998]
push edx
lea eax, [ebp - 0x988]
push eax
push ecx
mov dword [ebp - 0x998], 0x80
call dword [sym.imp.WS2_32.dll_getsockname]
test eax, eax
je 0x421f0d
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push esi
call fcn.00411780
push eax
push str.getsockname___failed:__s
mov edx, dword [ebp - 0x990]
push edx
call fcn.0040c3b0
mov eax, dword [ebp - 0x98c]
push eax
push esi
call fcn.0040eb00
add esp, 0x1c
pop edi
mov eax, 0x1e
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0050804f
mov esp, ebp
pop ebp
ret
mov ecx, dword [ebp - 0x98c]
push 1
push ecx
call dword [sym.imp.WS2_32.dll_listen]
test eax, eax
je 0x421f35
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push esi
call fcn.00411780
push eax
push str.socket_failure:__s
jmp 0x421edc
push 0x100
lea ecx, [ebp - 0x104]
push ecx
push ebx
call fcn.00402fb0
mov edi, dword [ebp - 0x9a0]
add esp, 0xc
cmp edi, 2
je 0x421faa
mov cx, word [ebp - 0x988]
lea esp, [esp]
cmp dword [esi + 0x238], 0
jne 0x421f6d
test edi, edi
je 0x421fa4
cmp edi, 1
jne 0x421f78
cmp cx, 2
jne 0x421fa4
movzx eax, cx
sub eax, 2
jne 0x421fa4
mov edx, dword [ebp - 0x986]
push edx
call dword [sym.imp.WS2_32.dll_ntohs]
movzx ebx, ax
test edi, edi
je 0x421fb5
cmp edi, 1
je 0x42202b
mov cx, word [ebp - 0x988]
inc edi
cmp edi, 2
jne 0x421f60
mov ebx, dword [ebp - 0x994]
jmp 0x4220c3
xor edx, edx
cmp word [ebp - 0x988], 2
push ebx
setne dl
lea ecx, [ebp - 0x104]
push ecx
mov dword [ebp - 0x9a0], edi
lea edi, [esi + 0x420]
inc edx
push edx
push str.EPRT
push str._s__d_s_hu
push edi
call fcn.0042fc70
mov ebx, eax
add esp, 0x18
test ebx, ebx
je 0x4220bd
push ebx
call fcn.00410d90
push eax
mov eax, dword [ebp - 0x990]
push str.Failure_sending_EPRT_command:__s
push eax
call fcn.0040c3b0
mov ecx, dword [ebp - 0x98c]
push ecx
push esi
call fcn.0040eb00
add esp, 0x18
mov dword [edi + 0x68], 1
xor eax, eax
jmp 0x4220f9
lea ecx, [ebp - 0x908]
lea edx, [ebp - 0x104]
mov al, byte [edx]
test al, al
je 0x42204c
cmp al, 0x2e
jne 0x422046
mov byte [ecx], 0x2c
jmp 0x422048
mov byte [ecx], al
inc ecx
inc edx
jne 0x422037
mov eax, ebx
mov edx, ebx
and edx, 0xff
push edx
shr eax, 8
push eax
push str.__d__d
push 0x14
push ecx
mov byte [ecx], 0
call fcn.00410160
lea eax, [ebp - 0x908]
push eax
push str.PORT
lea eax, [esi + 0x420]
push 0x554184
push eax
call fcn.0042fc70
mov ebx, eax
add esp, 0x24
test ebx, ebx
je 0x4220c3
push ebx
call fcn.00410d90
mov ecx, dword [ebp - 0x990]
push eax
push str.Failure_sending_PORT_command:__s
push ecx
call fcn.0040c3b0
mov edx, dword [ebp - 0x98c]
push edx
push esi
call fcn.0040eb00
add esp, 0x18
xor eax, eax
jmp 0x4220f9
mov edi, dword [ebp - 0x9a0]
mov dword [esi + 0x488], edi
mov eax, dword [esi + 0x158]
cmp eax, 0xffffffff
je 0x4220de
push eax
push esi
call fcn.0040eb00
add esp, 8
mov eax, dword [ebp - 0x98c]
mov dword [esi + 0x158], eax
mov dword [esi + 0x21c], 1
mov eax, 0x1c
mov ecx, esi
call fcn.004217e0
mov ecx, dword [ebp - 4]
pop edi
mov eax, ebx
xor ecx, ebp
pop ebx
call fcn.0050804f
mov esp, ebp
pop ebp
ret