Function at 0x4b1df0
Capabilities:
Send data
Send data on socket

Disassembly:
sub esp, 0x48
mov eax, dword [0x56a434]
xor eax, esp
mov dword [esp + 0x44], eax
push ebx
push ebp
push esi
mov esi, dword [esp + 0x58]
xor ebp, ebp
push edi
mov edi, str.octet
mov eax, dword [esi + 0x10]
mov ebx, dword [eax]
mov eax, str.netascii
cmp byte [ebx + 0x303], 0
cmovne edi, eax
mov eax, dword [esp + 0x60]
cmp eax, 7
ja case.0x4b1e2e.1
jmp dword [eax*4 + 0x4b2114]
inc dword [esi + 0x18]
mov eax, dword [esi + 0x18]
cmp eax, dword [esi + 0x20]
jle 0x4b1e62
pop edi
mov dword [esi + 8], 0xffffff9e
xor eax, eax
mov dword [esi], 3
pop esi
pop ebp
pop ebx
mov ecx, dword [esp + 0x44]
xor ecx, esp
call fcn.004dc48a
add esp, 0x48
ret
mov eax, dword [esi + 0x160]
cmp byte [ebx + 0x310], 0
mov byte [eax], 0
mov eax, dword [esi + 0x160]
je 0x4b1eb4
mov byte [eax + 1], 2
mov eax, dword [esi + 0x10]
mov ecx, dword [esi + 0x160]
add ecx, 4
mov eax, dword [eax]
mov dword [eax + 0x14c], ecx
mov edx, dword [ebx + 0x8700]
mov eax, edx
mov ecx, dword [ebx + 0x8704]
and eax, ecx
cmp eax, 0xffffffff
je 0x4b1eb8
push ecx
push edx
push ebx
call fcn.004a4ad0
add esp, 0xc
jmp 0x4b1eb8
mov byte [eax + 1], 1
mov eax, dword [esi + 0x10]
push 0
push 0
mov eax, dword [eax]
mov eax, dword [eax + 0x86d8]
inc eax
push eax
push ebx
call fcn.004b8db0
add esp, 0x10
mov dword [esp + 0x10], eax
test eax, eax
jne 0x4b1ef2
pop edi
pop esi
pop ebp
mov eax, 0x1b
pop ebx
mov ecx, dword [esp + 0x44]
xor ecx, esp
call fcn.004dc48a
add esp, 0x48
ret
push 0
push edi
push 0
push eax
mov eax, dword [esi + 0x160]
push str._s_c_s_c
push dword [esi + 0x154]
add eax, 2
push eax
call fcn.0049ca90
mov ecx, dword [esp + 0x2c]
add esp, 0x1c
lea edx, [ecx + 1]
nop dword [eax]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x4b1f20
sub ecx, edx
lea edx, [edi + 1]
nop dword [eax]
mov al, byte [edi]
inc edi
test al, al
jne 0x4b1f30
sub edi, edx
add edi, 4
add edi, ecx
cmp byte [ebx + 0x21c], al
jne 0x4b2044
cmp byte [ebx + 0x310], al
je 0x4b1f7f
mov edx, dword [ebx + 0x8700]
mov eax, edx
mov ecx, dword [ebx + 0x8704]
and eax, ecx
cmp eax, 0xffffffff
je 0x4b1f7f
push ecx
push edx
push str._I64d
lea eax, [esp + 0x20]
push 0x40
push eax
call fcn.0049ca90
add esp, 0x14
jmp 0x4b1f89
mov eax, 0x30
mov word [esp + 0x14], ax
mov eax, dword [esi + 0x160]
push str.tsize
add eax, edi
push eax
push edi
push esi
call fcn.004b1690
add edi, eax
lea eax, [esp + 0x24]
push eax
mov eax, dword [esi + 0x160]
add eax, edi
push eax
push edi
push esi
call fcn.004b1690
push dword [esi + 0x158]
add edi, eax
lea eax, [esp + 0x38]
push 0x534370
push 0x40
push eax
call fcn.0049ca90
mov eax, dword [esi + 0x160]
push str.blksize
add eax, edi
push eax
push edi
push esi
call fcn.004b1690
add esp, 0x40
add edi, eax
lea eax, [esp + 0x14]
push eax
mov eax, dword [esi + 0x160]
add eax, edi
push eax
push edi
push esi
call fcn.004b1690
push dword [esi + 0x1c]
add edi, eax
lea eax, [esp + 0x28]
push 0x534370
push 0x40
push eax
call fcn.0049ca90
mov eax, dword [esi + 0x160]
push str.timeout
add eax, edi
push eax
push edi
push esi
call fcn.004b1690
add edi, eax
lea eax, [esp + 0x44]
push eax
mov eax, dword [esi + 0x160]
add eax, edi
push eax
push edi
push esi
call fcn.004b1690
add esp, 0x40
add edi, eax
mov eax, dword [esi + 0x10]
mov eax, dword [eax + 0x4c]
push dword [eax + 0x10]
push dword [eax + 0x18]
push 0
push edi
push dword [esi + 0x160]
push dword [esi + 0x14]
call dword [sym.imp.WS2_32.dll_sendto]
cmp eax, edi
je 0x4b2084
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push dword [esi + 0x10]
call fcn.0048c250
push eax
push 0x536cf0
push ebx
call fcn.0049a9a0
add esp, 0x14
push dword [esp + 0x10]
call dword [0x56a364]
add esp, 4
mov eax, ebp
pop edi
pop esi
pop ebp
pop ebx
mov ecx, dword [esp + 0x44]
xor ecx, esp
call fcn.004dc48a
add esp, 0x48
ret
cmp byte [ebx + 0x310], 0
push 6
push esi
je 0x4b20ca
call fcn.004b1650
mov ebp, eax
jmp 0x4b20f9
push 4
push esi
call fcn.004b1650
mov ebp, eax
jmp 0x4b20f9
push 3
push esi
call fcn.004b1610
mov ebp, eax
jmp 0x4b20f9
pop edi
mov dword [esi], 3
mov eax, ebp
pop esi
pop ebp
pop ebx
mov ecx, dword [esp + 0x44]
xor ecx, esp
call fcn.004dc48a
add esp, 0x48
ret
push str.tftp_send_first:_internal_error
push ebx
call fcn.0049a9a0
mov ecx, dword [esp + 0x5c]
add esp, 8
mov eax, ebp
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.004dc48a
add esp, 0x48
ret
mov ecx, dword [esp + 4]
mov eax, dword [ecx + 0x10]
mov edx, dword [ecx]
mov eax, dword [eax]
cmp edx, 3
ja case.default.0x4b22b0
jmp dword [edx*4 + 0x4b2304]
mov dword [esp + 4], ecx
jmp 0x4b1df0
mov dword [esp + 4], ecx
jmp fcn.004b1b60
mov dword [esp + 4], ecx
jmp fcn.004b24b0
push str.TFTP_finished
push 0x536180
push eax
call fcn.0049aa70
add esp, 0xc
xor eax, eax
ret
push str.Internal_state_machine_error
push 0x536cf0
push eax
call fcn.0049a9a0
add esp, 0xc
mov eax, 0x47
ret