Function at 0x685940
Capabilities:
Send data
Send data on socket

Disassembly:
sub esp, 0x14c
mov eax, dword [0x759990]
xor eax, esp
mov dword [esp + 0x148], eax
push ebx
push ebp
push esi
mov esi, dword [esp + 0x15c]
xor ebp, ebp
push edi
mov eax, str.octet
mov edi, str.netascii
mov ebx, dword [esi + 0x10]
cmp byte [ebx + 0xd23], 0
cmove edi, eax
mov eax, dword [esp + 0x164]
cmp eax, 7
ja case.0x6854c8.1
jmp dword [eax*4 + 0x685828]
inc dword [esi + 0x18]
mov eax, dword [esi + 0x18]
cmp eax, dword [esi + 0x20]
jle 0x6854ee
mov dword [esi + 8], 0xffffff9e
xor eax, eax
mov dword [esi], 3
jmp 0x68580f
mov eax, dword [esi + 0x14c]
cmp byte [ebx + 0x6e4], 0
mov byte [eax], 0
mov eax, dword [esi + 0x14c]
je 0x68553e
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 [ebx + 0xc50]
mov eax, edx
mov ecx, dword [ebx + 0xc54]
and eax, ecx
cmp eax, 0xffffffff
je 0x685542
push ecx
push edx
push ebx
call fcn.0066e130
add esp, 0xc
jmp 0x685542
mov byte [eax + 1], 1
push 4
push 0
lea eax, [esp + 0x1c]
push eax
mov eax, dword [esi + 0x10]
push 0
mov eax, dword [eax + 0xc7c]
inc eax
push eax
call fcn.0068c760
mov ebp, eax
add esp, 0x14
test ebp, ebp
jne 0x68580d
mov ecx, dword [esp + 0x14]
lea edx, [ecx + 1]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x685571
sub ecx, edx
mov edx, edi
lea eax, [edx + 1]
mov dword [esp + 0x10], eax
mov al, byte [edx]
inc edx
test al, al
jne 0x685583
sub edx, dword [esp + 0x10]
mov eax, dword [esi + 0x13c]
sub eax, edx
sub eax, 4
cmp ecx, eax
jbe 0x6855bf
push str.TFTP_file_name_too_long
push ebx
call fcn.0065f880
push dword [esp + 0x1c]
call dword [0x75ae20]
add esp, 0xc
mov eax, 0x47
jmp 0x68580f
mov eax, dword [esi + 0x14c]
push 0
push edi
push 0
push dword [esp + 0x20]
add eax, 2
push str._s_c_s_c
push dword [esi + 0x13c]
push eax
call fcn.00670b10
mov ecx, dword [esp + 0x30]
add esp, 0x1c
lea edx, [ecx + 1]
lea esp, [esp]
mov al, byte [ecx]
inc ecx
test al, al
jne 0x6855f0
sub ecx, edx
lea edx, [edi + 1]
lea esp, [esp]
mov al, byte [edi]
inc edi
test al, al
jne 0x685600
sub edi, edx
add edi, 4
add edi, ecx
mov dword [esp + 0x10], edi
cmp byte [ebx + 0x6ca], al
jne 0x68576a
cmp byte [ebx + 0x6e4], al
je 0x685653
mov edx, dword [ebx + 0xc50]
mov eax, edx
mov ecx, dword [ebx + 0xc54]
and eax, ecx
cmp eax, 0xffffffff
je 0x685653
push ecx
push edx
push str._I64d
lea eax, [esp + 0x24]
push 0x40
push eax
call fcn.00670b10
add esp, 0x14
jmp 0x68565d
mov eax, 0x30
mov word [esp + 0x18], ax
mov eax, dword [esi + 0x14c]
push str.tsize
add eax, edi
push eax
lea eax, [esp + 0x18]
push eax
push esi
call fcn.00684c50
mov edi, eax
add esp, 0x10
test edi, edi
jne 0x68569f
lea eax, [esp + 0x18]
push eax
mov eax, dword [esi + 0x14c]
add eax, dword [esp + 0x14]
push eax
lea eax, [esp + 0x18]
push eax
push esi
call fcn.00684c50
add esp, 0x10
mov edi, eax
push dword [esi + 0x140]
lea eax, [esp + 0x1c]
push 0x6d9bb0
push 0x40
push eax
call fcn.00670b10
add esp, 0x10
test edi, edi
jne 0x685701
mov eax, dword [esi + 0x14c]
add eax, dword [esp + 0x10]
push str.blksize
push eax
lea eax, [esp + 0x18]
push eax
push esi
call fcn.00684c50
mov edi, eax
add esp, 0x10
test edi, edi
jne 0x685701
lea eax, [esp + 0x18]
push eax
mov eax, dword [esi + 0x14c]
add eax, dword [esp + 0x14]
push eax
lea eax, [esp + 0x18]
push eax
push esi
call fcn.00684c50
add esp, 0x10
mov edi, eax
push dword [esi + 0x1c]
lea eax, [esp + 0x1c]
push 0x6d9bb0
push 0x40
push eax
call fcn.00670b10
add esp, 0x10
test edi, edi
jne 0x6857c0
mov eax, dword [esi + 0x14c]
add eax, dword [esp + 0x10]
push str.timeout
push eax
lea eax, [esp + 0x18]
push eax
push esi
call fcn.00684c50
add esp, 0x10
test eax, eax
jne 0x6857c0
lea eax, [esp + 0x18]
push eax
mov eax, dword [esi + 0x14c]
add eax, dword [esp + 0x14]
push eax
lea eax, [esp + 0x18]
push eax
push esi
call fcn.00684c50
mov ebp, eax
add esp, 0x10
test ebp, ebp
jne 0x6857c0
mov edi, dword [esp + 0x10]
mov eax, dword [ebx + 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 0x6857b1
push 0x100
lea eax, [esp + 0x5c]
push eax
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
call fcn.00672470
push eax
push 0x6d5058
push ebx
call fcn.0065f880
add esp, 0x18
push dword [esp + 0x14]
call dword [0x75ae20]
add esp, 4
jmp 0x68580d
push str.TFTP_buffer_too_small_for_options
jmp 0x6855a2
cmp byte [ebx + 0x6e4], 0
push 6
push esi
je 0x6857ee
call fcn.00684c10
mov ebp, eax
jmp 0x68580a
push 4
push esi
call fcn.00684c10
mov ebp, eax
jmp 0x68580a
push 3
push esi
call fcn.00684bd0
mov ebp, eax
jmp 0x68580a
mov dword [esi], 3
jmp 0x68580d
push str.tftp_send_first:_internal_error
push ebx
call fcn.0065f880
add esp, 8
mov eax, ebp
mov ecx, dword [esp + 0x158]
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.00622d3e
add esp, 0x14c
ret
mov eax, dword [esp + 4]
mov edx, dword [eax]
mov ecx, dword [eax + 0x10]
cmp edx, 3
ja case.default.0x68594e
jmp dword [edx*4 + 0x6859a0]
mov dword [esp + 4], eax
jmp 0x685480
mov dword [esp + 4], eax
jmp fcn.00685120
mov dword [esp + 4], eax
jmp fcn.00685b80
push str.TFTP_finished
push 0x6d5058
push ecx
call fcn.0065f950
add esp, 0xc
xor eax, eax
ret
push str.Internal_state_machine_error
push 0x6d5058
push ecx
call fcn.0065f880
add esp, 0xc
mov eax, 0x47
ret