Function at 0x4d5340
Capabilities:
Send data
Send data on socket

Disassembly:
push ecx
mov eax, dword [esi + 0x10]
push ebx
push edi
mov edi, dword [eax]
lea eax, [ecx - 4]
xor ebx, ebx
cmp eax, 3
ja case.default.0x4d5356
jmp dword [eax*4 + 0x4d5660]
cmp ecx, 4
jne 0x4d5438
lea eax, [esi + 0x15c]
call fcn.004d4d90
movzx edx, word [esi + 0x40]
movzx eax, ax
movzx ecx, dx
cmp eax, ecx
je 0x4d5425
cmp dx, bx
jne 0x4d5393
cmp eax, 0xffff
je 0x4d5425
push ecx
push eax
push str.Received_ACK_for_block__d__expecting__d_n
push edi
call fcn.004bb570
add dword [esi + 0x18], 1
mov eax, dword [esi + 0x18]
add esp, 0x10
cmp eax, dword [esi + 0x20]
jle 0x4d53cd
movzx ecx, word [esi + 0x40]
push ecx
push str.tftp_tx:_giving_up_waiting_for_block__d_ack
push edi
call fcn.004bb600
add esp, 0xc
mov ebx, 0x37
pop edi
mov eax, ebx
pop ebx
pop ecx
ret
mov edx, dword [esi + 0x148]
mov ecx, dword [esi + 0x150]
push edx
mov edx, dword [esi + 0x160]
lea eax, [esi + 0xc8]
push eax
mov eax, dword [esi + 0x14]
push ebx
add ecx, 4
push ecx
push edx
push eax
call dword [sym.imp.WS2_32.dll_sendto]
test eax, eax
jge 0x4d541f
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov ecx, dword [esi + 0x10]
push eax
push ecx
call fcn.004ca170
push eax
push 0x5b8e88
push edi
call fcn.004bb600
add esp, 0x14
mov ebx, 0x37
pop edi
mov eax, ebx
pop ebx
pop ecx
ret
lea edx, [esi + 0x38]
push edx
call fcn.0048c2f1
add esp, 4
add word [esi + 0x40], 1
jmp 0x4d543e
mov word [esi + 0x40], 1
mov dword [esi + 0x18], ebx
lea ebx, [esi + 0x160]
mov eax, 3
mov ecx, ebx
call fcn.004d4d60
mov ax, word [esi + 0x40]
mov ecx, ebx
call fcn.004d4d70
cmp word [esi + 0x40], 1
jbe 0x4d5477
mov eax, dword [esi + 0x150]
cmp eax, dword [esi + 0x154]
jl 0x4d563e
mov ecx, dword [ebx]
mov edx, dword [esi + 0x10]
mov dword [esi + 0x150], 0
mov eax, dword [edx]
add ecx, 4
mov dword [eax + 0x114], ecx
mov edx, dword [esi + 0x154]
sub edx, dword [esi + 0x150]
mov eax, dword [esi + 0x10]
lea ecx, [esp + 8]
push ecx
push edx
push eax
call fcn.004c0520
add esp, 0xc
test eax, eax
jne 0x4d565b
mov ecx, dword [esp + 8]
add dword [esi + 0x150], ecx
mov edx, dword [esi + 0x10]
mov eax, dword [edx]
add dword [eax + 0x114], ecx
mov eax, dword [esi + 0x150]
cmp eax, dword [esi + 0x154]
jge 0x4d54e1
cmp dword [esp + 8], 0
jne 0x4d5491
mov ecx, dword [esi + 0x148]
push ecx
mov ecx, dword [ebx]
lea edx, [esi + 0xc8]
push edx
mov edx, dword [esi + 0x14]
push 0
add eax, 4
push eax
push ecx
push edx
call dword [sym.imp.WS2_32.dll_sendto]
test eax, eax
jge 0x4d552e
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
mov eax, dword [esi + 0x10]
push eax
call fcn.004ca170
push eax
push 0x5b8e88
push edi
call fcn.004bb600
add esp, 0x14
pop edi
mov eax, 0x37
pop ebx
pop ecx
ret
mov eax, dword [esi + 0x150]
cdq
add dword [edi + 0x78], eax
adc dword [edi + 0x7c], edx
mov ecx, dword [edi + 0x7c]
mov edx, dword [edi + 0x78]
push ecx
push edx
push edi
call fcn.004c32f0
add esp, 0xc
pop edi
xor eax, eax
pop ebx
pop ecx
ret
add dword [esi + 0x18], 1
mov eax, dword [esi + 0x18]
push eax
movzx eax, word [esi + 0x40]
add eax, 1
and eax, 0xffff
push eax
push str.Timeout_waiting_for_block__d_ACK.__Retries___d_n
push edi
call fcn.004bb570
mov ecx, dword [esi + 0x18]
add esp, 0x10
cmp ecx, dword [esi + 0x20]
jle 0x4d5590
pop edi
mov dword [esi + 8], 0xffffff9d
mov dword [esi], 3
xor eax, eax
pop ebx
pop ecx
ret
mov edx, dword [esi + 0x148]
mov ecx, dword [esi + 0x150]
push edx
mov edx, dword [esi + 0x160]
lea eax, [esi + 0xc8]
push eax
mov eax, dword [esi + 0x14]
push ebx
add ecx, 4
push ecx
push edx
push eax
call dword [sym.imp.WS2_32.dll_sendto]
test eax, eax
jge 0x4d55e6
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
mov ecx, dword [esi + 0x10]
push eax
push ecx
call fcn.004ca170
push eax
push 0x5b8e88
push edi
call fcn.004bb600
add esp, 0x14
pop edi
mov eax, 0x37
pop ebx
pop ecx
ret
mov edx, dword [edi + 0x7c]
mov eax, dword [edi + 0x78]
push edx
push eax
push edi
call fcn.004c32f0
add esp, 0xc
pop edi
xor eax, eax
pop ebx
pop ecx
ret
lea edi, [esi + 0x160]
mov eax, 5
mov ecx, edi
mov dword [esi], 3
call fcn.004d4d60
mov ax, word [esi + 0x40]
mov ecx, edi
call fcn.004d4d70
mov ecx, dword [esi + 0x148]
mov eax, dword [edi]
push ecx
mov ecx, dword [esi + 0x14]
lea edx, [esi + 0xc8]
push edx
push ebx
push 4
push eax
push ecx
call dword [sym.imp.WS2_32.dll_sendto]
pop edi
mov dword [esi], 3
xor eax, eax
pop ebx
pop ecx
ret
push ecx
push str.tftp_tx:_internal_error__event:__i
push edi
call fcn.004bb600
add esp, 0xc
xor eax, eax
pop edi
pop ebx
pop ecx
ret