Function at 0x542c50
Capabilities:
Send data
Send data on socket

Disassembly:
sub esp, 0x14c
mov eax, dword [0x74b1ac]
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 + 0xd76], bl
cmovne edi, eax
mov eax, dword [esp + 0x164]
cmp eax, 7
ja case.0x542c97.1
jmp dword [eax*4 + 0x5430d0]
inc dword [esi + 0x18]
mov eax, dword [esi + 0x18]
cmp eax, dword [esi + 0x20]
jle 0x542cbd
mov dword [esi + 8], 0xffffff9e
xor eax, eax
mov dword [esi], 3
jmp 0x5430b6
mov eax, dword [esi + 0x14c]
cmp byte [ebp + 0xd7c], bl
mov byte [eax], bl
mov eax, dword [esi + 0x14c]
je 0x542d0b
mov byte [eax + 1], 2
mov eax, dword [esi + 0x10]
mov ecx, dword [esi + 0x14c]
add ecx, 4
mov dword [eax + 0x128], ecx
mov edx, dword [ebp + 0xc90]
mov eax, edx
mov ecx, dword [ebp + 0xc94]
and eax, ecx
cmp eax, 0xffffffff
je 0x542d0f
push ecx
push edx
push ebp
call fcn.0054a880
add esp, 0xc
jmp 0x542d0f
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 + 0xcbc]
inc eax
push eax
call fcn.00510820
mov ebx, eax
add esp, 0x14
test ebx, ebx
jne 0x5430b4
mov ecx, dword [esp + 0x10]
lea edx, [ecx + 1]
nop
mov al, byte [ecx]
inc ecx
test al, al
jne 0x542d40
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 0x542d52
sub edx, dword [esp + 0x14]
mov eax, dword [esi + 0x13c]
sub eax, edx
sub eax, 4
cmp ecx, eax
jbe 0x542d8e
push str.TFTP_file_name_too_long
push ebp
call fcn.00523f80
push dword [esp + 0x18]
call dword [0x74bc2c]
add esp, 0xc
mov eax, 0x47
jmp 0x5430b6
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.00511440
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 0x542dc0
sub ecx, edx
lea edx, [edi + 1]
nop dword [eax]
mov al, byte [edi]
inc edi
test al, al
jne 0x542dd0
sub edi, edx
add edi, 4
add edi, ecx
cmp byte [ebp + 0x6c0], al
jne 0x54301e
cmp byte [ebp + 0xd7c], al
je 0x542e1f
mov edx, dword [ebp + 0xc90]
mov eax, edx
mov ecx, dword [ebp + 0xc94]
and eax, ecx
cmp eax, 0xffffffff
je 0x542e1f
push ecx
push edx
push str._I64d
lea eax, [esp + 0x24]
push 0x40
push eax
call fcn.00511440
add esp, 0x14
jmp 0x542e29
mov eax, 0x30
mov word [esp + 0x18], ax
lea ebx, [edi + 6]
cmp ebx, dword [esi + 0x13c]
ja 0x542e6c
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 0x542e41
lea ecx, [esp + 0x18]
lea edx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x542e56
sub ecx, edx
lea eax, [ecx + 1]
add eax, ebx
cmp eax, dword [esi + 0x13c]
jbe 0x542ea4
push dword [esi + 0x140]
lea eax, [esp + 0x1c]
push 0x682f58
push 0x40
push eax
call fcn.00511440
push dword [esi + 0x1c]
lea eax, [esp + 0x2c]
push 0x682f58
push 0x40
push eax
call fcn.00511440
add esp, 0x20
push str.TFTP_buffer_too_small_for_options
jmp 0x542d71
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 0x542eb0
lea ecx, [esp + 0x18]
lea edx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x542ec5
push dword [esi + 0x140]
sub ecx, edx
lea eax, [esp + 0x1c]
push 0x682f58
push 0x40
push eax
lea edi, [ecx + 1]
add edi, ebx
call fcn.00511440
lea ebx, [edi + 8]
add esp, 0x10
cmp ebx, dword [esi + 0x13c]
ja 0x542f36
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 0x542f05
lea ecx, [esp + 0x18]
lea edx, [ecx + 1]
nop word [eax + eax]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x542f20
sub ecx, edx
lea eax, [ecx + 1]
add eax, ebx
cmp eax, dword [esi + 0x13c]
jbe 0x542f57
push dword [esi + 0x1c]
lea eax, [esp + 0x1c]
push 0x682f58
push 0x40
push eax
call fcn.00511440
add esp, 0x10
push str.TFTP_buffer_too_small_for_options
jmp 0x542d71
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 0x542f63
lea ecx, [esp + 0x18]
lea edx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x542f78
push dword [esi + 0x1c]
sub ecx, edx
lea eax, [esp + 0x1c]
push 0x682f58
inc ecx
push 0x40
push eax
add ebx, ecx
call fcn.00511440
lea edi, [ebx + 8]
add esp, 0x10
cmp edi, dword [esi + 0x13c]
ja 0x542e9a
mov ecx, dword [esi + 0x14c]
mov edx, str.timeout
add ecx, ebx
mov al, byte [edx]
lea edx, [edx + 1]
mov byte [ecx], al
lea ecx, [ecx + 1]
test al, al
jne 0x542fb7
lea ecx, [esp + 0x18]
lea edx, [ecx + 1]
nop dword [eax]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x542fd0
sub ecx, edx
lea eax, [edi + 1]
add eax, ecx
cmp eax, dword [esi + 0x13c]
ja 0x542e9a
mov ecx, dword [esi + 0x14c]
lea edx, [esp + 0x18]
add ecx, edi
mov al, byte [edx]
lea edx, [edx + 1]
mov byte [ecx], al
lea ecx, [ecx + 1]
test al, al
jne 0x542ff6
lea ecx, [esp + 0x18]
lea edx, [ecx + 1]
nop dword [eax + eax]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x543010
sub ecx, edx
inc edi
add edi, ecx
xor ebx, ebx
mov eax, dword [ebp + 0x18]
mov eax, dword [eax + 0x44]
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 0x543066
push 0x100
lea eax, [esp + 0x5c]
push eax
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
call fcn.0052b700
push eax
push 0x697698
push ebp
call fcn.00523f80
add esp, 0x18
push dword [esp + 0x10]
call dword [0x74bc2c]
add esp, 4
jmp 0x5430b4
push eax
push esi
cmp byte [ebp + 0xd7c], bl
je 0x543095
call fcn.00542460
mov ebx, eax
jmp 0x5430b1
push eax
push esi
call fcn.00542460
mov ebx, eax
jmp 0x5430b1
push eax
push esi
call fcn.00542420
mov ebx, eax
jmp 0x5430b1
mov dword [esi], 3
jmp 0x5430b4
push str.tftp_send_first:_internal_error
push ebp
call fcn.00523f80
add esp, 8
mov eax, ebx
mov ecx, dword [esp + 0x158]
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.004cd30a
add esp, 0x14c
ret
mov eax, dword [esp + 4]
mov edx, dword [eax]
mov ecx, dword [eax + 0x10]
cmp edx, 3
ja case.default.0x5431fe
jmp dword [edx*4 + 0x543250]
mov dword [esp + 4], eax
jmp 0x542c50
mov dword [esp + 4], eax
jmp fcn.00542900
mov dword [esp + 4], eax
jmp fcn.00543390
push str.TFTP_finished
push 0x697698
push ecx
call fcn.00524050
add esp, 0xc
xor eax, eax
ret
push str.Internal_state_machine_error
push 0x697698
push ecx
call fcn.00523f80
add esp, 0xc
mov eax, 0x47
ret