Function at 0x505a40
Capabilities:
Send data
Send data on socket

Disassembly:
sub esp, 0x14c
mov eax, dword [0x57f0b4]
xor eax, esp
mov dword [esp + 0x148], eax
push ebx
push ebp
push esi
mov esi, dword [esp + 0x15c]
xor ebx, ebx
push edi
mov eax, str.netascii
mov edi, str.octet
mov ebp, dword [esi + 0x10]
cmp byte [ebp + 0xd44], bl
cmovne edi, eax
mov eax, dword [esp + 0x164]
cmp eax, 7
ja case.0x5054e7.1
jmp dword [eax*4 + 0x505914]
inc dword [esi + 0x18]
mov eax, dword [esi + 0x18]
cmp eax, dword [esi + 0x20]
jle 0x50550d
mov dword [esi + 8], 0xffffff9e
xor eax, eax
mov dword [esi], 3
jmp 0x5058f9
mov eax, dword [esi + 0x14c]
cmp byte [ebp + 0x721], bl
mov byte [eax], bl
mov eax, dword [esi + 0x14c]
je 0x50555b
mov byte [eax + 1], 2
mov eax, dword [esi + 0x10]
mov ecx, dword [esi + 0x14c]
add ecx, 4
mov dword [eax + 0x130], ecx
mov edx, dword [ebp + 0xc68]
mov eax, edx
mov ecx, dword [ebp + 0xc6c]
and eax, ecx
cmp eax, 0xffffffff
je 0x50555f
push ecx
push edx
push ebp
call fcn.004ee5b0
add esp, 0xc
jmp 0x50555f
mov byte [eax + 1], 1
push 4
push 0
lea eax, [esp + 0x18]
push eax
mov eax, dword [esi + 0x10]
push 0
mov eax, dword [eax + 0xca0]
inc eax
push eax
call fcn.005097b0
mov ebx, eax
add esp, 0x14
test ebx, ebx
jne 0x5058f7
mov ecx, dword [esp + 0x10]
lea edx, [ecx + 1]
nop
mov al, byte [ecx]
inc ecx
test al, al
jne 0x505590
sub ecx, edx
mov edx, edi
lea eax, [edx + 1]
mov dword [esp + 0x14], eax
mov al, byte [edx]
inc edx
test al, al
jne 0x5055a2
sub edx, dword [esp + 0x14]
mov eax, dword [esi + 0x13c]
sub eax, edx
sub eax, 4
cmp ecx, eax
jbe 0x5055de
push str.TFTP_file_name_too_long
push ebp
call fcn.004de4f0
push dword [esp + 0x18]
call dword [0x57f064]
add esp, 0xc
mov eax, 0x47
jmp 0x5058f9
mov eax, dword [esi + 0x14c]
push 0
push edi
push 0
push dword [esp + 0x1c]
add eax, 2
push str._s_c_s_c
push dword [esi + 0x13c]
push eax
call fcn.004e2c90
mov ecx, dword [esp + 0x2c]
add esp, 0x1c
lea edx, [ecx + 1]
nop dword [eax + eax]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x505610
sub ecx, edx
lea edx, [edi + 1]
nop dword [eax]
mov al, byte [edi]
inc edi
test al, al
jne 0x505620
sub edi, edx
add edi, 4
add edi, ecx
cmp byte [ebp + 0x707], al
jne 0x505855
cmp byte [ebp + 0x721], al
je 0x50566f
mov edx, dword [ebp + 0xc68]
mov eax, edx
mov ecx, dword [ebp + 0xc6c]
and eax, ecx
cmp eax, 0xffffffff
je 0x50566f
push ecx
push edx
push str._I64d
lea eax, [esp + 0x24]
push 0x40
push eax
call fcn.004e2c90
add esp, 0x14
jmp 0x505679
mov eax, 0x30
mov word [esp + 0x18], ax
lea ebx, [edi + 6]
cmp ebx, dword [esi + 0x13c]
jbe 0x50568b
mov ebx, 0x47
jmp 0x505703
mov ecx, dword [esi + 0x14c]
mov edx, str.tsize
add ecx, edi
mov al, byte [edx]
lea edx, [edx + 1]
mov byte [ecx], al
lea ecx, [ecx + 1]
test al, al
jne 0x505698
lea ecx, [esp + 0x18]
mov edi, ebx
lea edx, [ecx + 1]
nop
mov al, byte [ecx]
inc ecx
test al, al
jne 0x5056b0
sub ecx, edx
lea eax, [edi + 1]
add eax, ecx
cmp eax, dword [esi + 0x13c]
jbe 0x5056cd
mov ebx, 0x47
jmp 0x505703
mov ecx, dword [esi + 0x14c]
lea edx, [esp + 0x18]
add ecx, edi
nop dword [eax]
mov al, byte [edx]
lea edx, [edx + 1]
mov byte [ecx], al
lea ecx, [ecx + 1]
test al, al
jne 0x5056e0
lea ecx, [esp + 0x18]
lea edx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x5056f5
sub ecx, edx
inc edi
add edi, ecx
xor ebx, ebx
push dword [esi + 0x140]
lea eax, [esp + 0x1c]
push 0x56fdd0
push 0x40
push eax
call fcn.004e2c90
add esp, 0x10
test ebx, ebx
jne 0x5057b3
lea ebx, [edi + 8]
cmp ebx, dword [esi + 0x13c]
jbe 0x505737
mov ebx, 0x47
jmp 0x5057b3
mov ecx, dword [esi + 0x14c]
mov edx, str.blksize
add ecx, edi
mov al, byte [edx]
lea edx, [edx + 1]
mov byte [ecx], al
lea ecx, [ecx + 1]
test al, al
jne 0x505744
lea ecx, [esp + 0x18]
mov edi, ebx
lea edx, [ecx + 1]
nop dword [eax + eax]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x505760
sub ecx, edx
lea eax, [edi + 1]
add eax, ecx
cmp eax, dword [esi + 0x13c]
jbe 0x50577d
mov ebx, 0x47
jmp 0x5057b3
mov ecx, dword [esi + 0x14c]
lea edx, [esp + 0x18]
add ecx, edi
nop dword [eax]
mov al, byte [edx]
lea edx, [edx + 1]
mov byte [ecx], al
lea ecx, [ecx + 1]
test al, al
jne 0x505790
lea ecx, [esp + 0x18]
lea edx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x5057a5
sub ecx, edx
inc edi
add edi, ecx
xor ebx, ebx
push dword [esi + 0x1c]
lea eax, [esp + 0x1c]
push 0x56fdd0
push 0x40
push eax
call fcn.004e2c90
add esp, 0x10
test ebx, ebx
jne 0x5058ab
lea ebx, [edi + 8]
cmp ebx, dword [esi + 0x13c]
ja 0x5058ab
mov ecx, dword [esi + 0x14c]
mov edx, str.timeout
add ecx, edi
nop
mov al, byte [edx]
lea edx, [edx + 1]
mov byte [ecx], al
lea ecx, [ecx + 1]
test al, al
jne 0x5057f0
lea ecx, [esp + 0x18]
lea edx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x505805
sub ecx, edx
lea eax, [ebx + 1]
add eax, ecx
cmp eax, dword [esi + 0x13c]
ja 0x5058ab
mov ecx, dword [esi + 0x14c]
lea edx, [esp + 0x18]
add ecx, ebx
nop dword [eax + eax]
mov al, byte [edx]
lea edx, [edx + 1]
mov byte [ecx], al
lea ecx, [ecx + 1]
test al, al
jne 0x505830
lea ecx, [esp + 0x18]
lea edx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x505845
sub ecx, edx
lea edi, [ebx + 1]
add edi, ecx
xor ebx, ebx
mov eax, dword [ebp + 0xc]
mov eax, dword [eax + 0x48]
push dword [eax + 0x10]
push dword [eax + 0x18]
push 0
push edi
push dword [esi + 0x14c]
push dword [esi + 0x14]
call dword [sym.imp.WS2_32.dll_sendto]
cmp eax, edi
je 0x50589c
push 0x100
lea eax, [esp + 0x5c]
push eax
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
call fcn.004cad20
push eax
push 0x56f680
push ebp
call fcn.004de4f0
add esp, 0x18
push dword [esp + 0x10]
call dword [0x57f064]
add esp, 4
jmp 0x5058f7
push str.TFTP_buffer_too_small_for_options
jmp 0x5055c1
push 6
push esi
cmp byte [ebp + 0x721], bl
je 0x5058d8
call fcn.00504cc0
mov ebx, eax
jmp 0x5058f4
push 4
push esi
call fcn.00504cc0
mov ebx, eax
jmp 0x5058f4
push 3
push esi
call fcn.00504c80
mov ebx, eax
jmp 0x5058f4
mov dword [esi], 3
jmp 0x5058f7
push str.tftp_send_first:_internal_error
push ebp
call fcn.004de4f0
add esp, 8
mov eax, ebx
mov ecx, dword [esp + 0x158]
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.00518690
add esp, 0x14c
ret
mov eax, dword [esp + 4]
mov edx, dword [eax]
mov ecx, dword [eax + 0x10]
cmp edx, 3
ja case.default.0x505a4e
jmp dword [edx*4 + 0x505aa0]
mov dword [esp + 4], eax
jmp 0x5054a0
mov dword [esp + 4], eax
jmp fcn.00505150
mov dword [esp + 4], eax
jmp fcn.00505bd0
push str.TFTP_finished
push 0x56f680
push ecx
call fcn.004de5c0
add esp, 0xc
xor eax, eax
ret
push str.Internal_state_machine_error
push 0x56f680
push ecx
call fcn.004de4f0
add esp, 0xc
mov eax, 0x47
ret