Function at 0x451b00
Capabilities:
Send data
Send data on socket

Disassembly:
sub esp, 0x14c
mov eax, dword [0x493400]
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 + 0xd25], bl
cmovne edi, eax
mov eax, dword [esp + 0x164]
cmp eax, 7
ja case.0x4515a7.1
jmp dword [eax*4 + 0x4519d8]
inc dword [esi + 0x18]
mov eax, dword [esi + 0x18]
cmp eax, dword [esi + 0x20]
jle 0x4515cd
mov dword [esi + 8], 0xffffff9e
xor eax, eax
mov dword [esi], 3
jmp 0x4519bd
mov eax, dword [esi + 0x14c]
cmp byte [ebp + 0xd2a], bl
mov byte [eax], bl
mov eax, dword [esi + 0x14c]
je 0x451609
mov byte [eax + 1], 2
mov edx, dword [ebp + 0xc30]
mov eax, edx
mov ecx, dword [ebp + 0xc34]
and eax, ecx
cmp eax, 0xffffffff
je 0x45160d
push ecx
push edx
push ebp
call fcn.004478b0
add esp, 0xc
jmp 0x45160d
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 + 0xc5c]
inc eax
push eax
call fcn.00420670
mov ebx, eax
add esp, 0x14
test ebx, ebx
jne 0x4519bb
mov ecx, dword [esp + 0x10]
lea edx, [ecx + 1]
nop dword [eax]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x451640
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 0x451652
sub edx, dword [esp + 0x14]
mov eax, dword [esi + 0x13c]
sub eax, edx
sub eax, 4
cmp ecx, eax
jbe 0x45168e
push str.TFTP_file_name_too_long
push ebp
call fcn.004373e0
push dword [esp + 0x18]
call dword [0x493004]
add esp, 0xc
mov eax, 0x47
jmp 0x4519bd
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.0043ca40
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 0x4516c0
sub ecx, edx
lea edx, [edi + 1]
nop dword [eax]
mov al, byte [edi]
inc edi
test al, al
jne 0x4516d0
sub edi, edx
add edi, 4
add edi, ecx
cmp byte [ebp + 0x6a0], al
jne 0x451925
cmp byte [ebp + 0xd2a], al
je 0x45171f
mov edx, dword [ebp + 0xc30]
mov eax, edx
mov ecx, dword [ebp + 0xc34]
and eax, ecx
cmp eax, 0xffffffff
je 0x45171f
push ecx
push edx
push str._lld
lea eax, [esp + 0x24]
push 0x40
push eax
call fcn.0043ca40
add esp, 0x14
jmp 0x451729
mov eax, 0x30
mov word [esp + 0x18], ax
lea ebx, [edi + 6]
cmp ebx, dword [esi + 0x13c]
ja 0x45176c
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 0x451741
lea ecx, [esp + 0x18]
lea edx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x451756
sub ecx, edx
lea eax, [ecx + 1]
add eax, ebx
cmp eax, dword [esi + 0x13c]
jbe 0x4517a4
push dword [esi + 0x140]
lea eax, [esp + 0x1c]
push 0x47ed2c
push 0x40
push eax
call fcn.0043ca40
push dword [esi + 0x1c]
lea eax, [esp + 0x2c]
push 0x47ed2c
push 0x40
push eax
call fcn.0043ca40
add esp, 0x20
push str.TFTP_buffer_too_small_for_options
jmp 0x451671
mov ecx, dword [esi + 0x14c]
lea edx, [esp + 0x18]
add ecx, ebx
mov al, byte [edx]
lea edx, [edx + 1]
mov byte [ecx], al
lea ecx, [ecx + 1]
test al, al
jne 0x4517b0
lea ecx, [esp + 0x18]
lea edx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x4517c5
push dword [esi + 0x140]
sub ecx, edx
lea eax, [esp + 0x1c]
push 0x47ed2c
push 0x40
push eax
lea edi, [ecx + 1]
add edi, ebx
call fcn.0043ca40
lea ebx, [edi + 8]
add esp, 0x10
cmp ebx, dword [esi + 0x13c]
ja 0x451836
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 0x451805
lea ecx, [esp + 0x18]
lea edx, [ecx + 1]
nop word [eax + eax]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x451820
sub ecx, edx
lea eax, [ecx + 1]
add eax, ebx
cmp eax, dword [esi + 0x13c]
jbe 0x451857
push dword [esi + 0x1c]
lea eax, [esp + 0x1c]
push 0x47ed2c
push 0x40
push eax
call fcn.0043ca40
add esp, 0x10
push str.TFTP_buffer_too_small_for_options
jmp 0x451671
mov ecx, dword [esi + 0x14c]
lea edx, [esp + 0x18]
add ecx, ebx
mov al, byte [edx]
lea edx, [edx + 1]
mov byte [ecx], al
lea ecx, [ecx + 1]
test al, al
jne 0x451863
lea ecx, [esp + 0x18]
lea edx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x451878
push dword [esi + 0x1c]
sub ecx, edx
lea eax, [esp + 0x1c]
push 0x47ed2c
push 0x40
push eax
lea edi, [ecx + 1]
add edi, ebx
call fcn.0043ca40
lea ebx, [edi + 8]
add esp, 0x10
cmp ebx, dword [esi + 0x13c]
ja 0x45179a
mov ecx, dword [esi + 0x14c]
mov edx, str.timeout
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 0x4518c0
lea ecx, [esp + 0x18]
lea edx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x4518d5
sub ecx, edx
lea eax, [ebx + 1]
add eax, ecx
cmp eax, dword [esi + 0x13c]
ja 0x45179a
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 0x451900
lea ecx, [esp + 0x18]
lea edx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x451915
sub ecx, edx
lea edi, [ebx + 1]
add edi, ecx
xor ebx, ebx
mov eax, dword [ebp + 0x18]
mov eax, dword [eax + 0x24]
push dword [eax + 0xc]
add eax, 0x10
push eax
push 0
push edi
push dword [esi + 0x14c]
push dword [esi + 0x14]
call dword [sym.imp.WS2_32.dll_sendto]
cmp eax, edi
je 0x45196d
push 0x100
lea eax, [esp + 0x5c]
push eax
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
call fcn.00421210
push eax
push 0x47dc9c
push ebp
call fcn.004373e0
add esp, 0x18
push dword [esp + 0x10]
call dword [0x493004]
add esp, 4
jmp 0x4519bb
push eax
push esi
cmp byte [ebp + 0xd2a], bl
je 0x45199c
call fcn.00450d90
mov ebx, eax
jmp 0x4519b8
push eax
push esi
call fcn.00450d90
mov ebx, eax
jmp 0x4519b8
push eax
push esi
call fcn.00450d50
mov ebx, eax
jmp 0x4519b8
mov dword [esi], 3
jmp 0x4519bb
push str.tftp_send_first:_internal_error
push ebp
call fcn.004373e0
add esp, 8
mov eax, ebx
mov ecx, dword [esp + 0x158]
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.00477d30
add esp, 0x14c
ret
mov eax, dword [esp + 4]
mov edx, dword [eax]
mov ecx, dword [eax + 0x10]
cmp edx, 3
ja case.default.0x451b0e
jmp dword [edx*4 + 0x451b60]
mov dword [esp + 4], eax
jmp 0x451560
mov dword [esp + 4], eax
jmp fcn.00451210
mov dword [esp + 4], eax
jmp fcn.00451ca0
push str.TFTP_finished
push 0x47dc9c
push ecx
call fcn.004374b0
add esp, 0xc
xor eax, eax
ret
push str.Internal_state_machine_error
push 0x47dc9c
push ecx
call fcn.004373e0
add esp, 0xc
mov eax, 0x47
ret