Function at 0x503ad0
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x108
mov eax, dword [0x6ba4f8]
xor eax, ebp
mov dword [ebp - 4], eax
mov eax, dword [ebp + 0xc]
push ebx
push esi
push edi
mov edi, dword [ebp + 8]
lea ecx, [eax - 4]
xor ebx, ebx
mov esi, dword [edi + 0x10]
cmp ecx, 3
ja case.default.0x503afd
jmp dword [ecx*4 + 0x503e90]
cmp eax, 4
jne 0x503c0d
lea eax, [edi + 0x148]
push eax
call fcn.005029e0
movzx ecx, word [edi + 0x144]
add esp, 4
movzx eax, ax
mov edx, ecx
cmp eax, edx
je 0x503bf8
test cx, cx
jne 0x503b40
cmp eax, 0xffff
je 0x503bf8
push edx
push eax
push str.Received_ACK_for_block__d__expecting__d_n
push esi
call fcn.004dbb50
inc dword [edi + 0x18]
add esp, 0x10
mov eax, dword [edi + 0x18]
cmp eax, dword [edi + 0x20]
jle 0x503b89
movzx eax, word [edi + 0x144]
push eax
push str.tftp_tx:_giving_up_waiting_for_block__d_ack
push esi
call fcn.004dba90
add esp, 0xc
mov ebx, 0x37
mov eax, ebx
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0050fa22
mov esp, ebp
pop ebp
ret
push dword [edi + 0x130]
lea eax, [edi + 0xb0]
push eax
mov eax, dword [edi + 0x138]
push 0
add eax, 4
push eax
push dword [edi + 0x14c]
push dword [edi + 0x14]
call dword [sym.imp.WS2_32.dll_sendto]
test eax, eax
jns 0x503e7a
push 0x100
lea eax, [ebp - 0x104]
push eax
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
call fcn.004c96d0
push eax
push 0x646aa8
push esi
call fcn.004dba90
add esp, 0x18
mov ebx, 0x37
mov eax, ebx
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0050fa22
mov esp, ebp
pop ebp
ret
lea eax, [edi + 0x28]
push eax
call fcn.00531831
add esp, 4
inc word [edi + 0x144]
jmp 0x503c19
mov eax, 1
mov word [edi + 0x144], ax
mov dword [edi + 0x18], ebx
lea ebx, [edi + 0x14c]
push 3
push ebx
call fcn.00502a40
movzx eax, word [edi + 0x144]
push eax
push ebx
call fcn.00502a20
add esp, 0x10
cmp word [edi + 0x144], 1
jbe 0x503c6c
mov eax, dword [edi + 0x138]
cmp eax, dword [edi + 0x13c]
jge 0x503c6c
mov dword [edi], 3
xor eax, eax
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0050fa22
mov esp, ebp
pop ebp
ret
mov eax, dword [edi + 0x10]
mov ecx, dword [ebx]
add ecx, 4
mov dword [edi + 0x138], 0
mov dword [eax + 0x130], ecx
lea ecx, [ebp - 0x108]
mov eax, dword [edi + 0x13c]
sub eax, dword [edi + 0x138]
push ecx
push eax
push esi
call fcn.004e7300
mov ebx, eax
add esp, 0xc
test ebx, ebx
jne 0x503e7a
nop dword [eax + eax]
mov eax, dword [edi + 0x10]
mov ecx, dword [ebp - 0x108]
add dword [edi + 0x138], ecx
add dword [eax + 0x130], ecx
mov ecx, dword [edi + 0x138]
mov eax, dword [edi + 0x13c]
cmp ecx, eax
jge 0x503d08
cmp dword [ebp - 0x108], 0
je 0x503d08
lea edx, [ebp - 0x108]
sub eax, ecx
push edx
push eax
push esi
call fcn.004e7300
mov ebx, eax
add esp, 0xc
test ebx, ebx
je 0x503cb0
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0050fa22
mov esp, ebp
pop ebp
ret
push dword [edi + 0x130]
lea eax, [edi + 0xb0]
push eax
push 0
lea eax, [ecx + 4]
push eax
push dword [edi + 0x14c]
push dword [edi + 0x14]
call dword [sym.imp.WS2_32.dll_sendto]
test eax, eax
js 0x503dd4
mov eax, dword [edi + 0x138]
cdq
add dword [esi + 0x98], eax
adc dword [esi + 0x9c], edx
push dword [esi + 0x9c]
push dword [esi + 0x98]
push esi
call fcn.004e9310
jmp 0x503e77
movzx eax, word [edi + 0x144]
inc dword [edi + 0x18]
inc eax
push dword [edi + 0x18]
movzx eax, ax
push eax
push str.Timeout_waiting_for_block__d_ACK.__Retries___d_n
push esi
call fcn.004dbb50
mov eax, dword [edi + 0x18]
add esp, 0x10
cmp eax, dword [edi + 0x20]
jle 0x503da4
mov dword [edi + 8], 0xffffff9d
mov eax, ebx
mov dword [edi], 3
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0050fa22
mov esp, ebp
pop ebp
ret
push dword [edi + 0x130]
lea eax, [edi + 0xb0]
push eax
mov eax, dword [edi + 0x138]
push 0
add eax, 4
push eax
push dword [edi + 0x14c]
push dword [edi + 0x14]
call dword [sym.imp.WS2_32.dll_sendto]
test eax, eax
jns 0x503d45
push 0x100
lea eax, [ebp - 0x104]
push eax
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
call fcn.004c96d0
push eax
push 0x646aa8
push esi
call fcn.004dba90
add esp, 0x18
mov eax, 0x37
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0050fa22
mov esp, ebp
pop ebp
ret
lea esi, [edi + 0x14c]
mov dword [edi], 3
push 5
push esi
call fcn.00502a40
movzx eax, word [edi + 0x144]
push eax
push esi
call fcn.00502a20
add esp, 0x10
lea eax, [edi + 0xb0]
push dword [edi + 0x130]
push eax
push 0
push 4
push dword [esi]
push dword [edi + 0x14]
call dword [sym.imp.WS2_32.dll_sendto]
mov dword [edi], 3
mov eax, ebx
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0050fa22
mov esp, ebp
pop ebp
ret
push eax
push str.tftp_tx:_internal_error__event:__i
push esi
call fcn.004dba90
add esp, 0xc
mov ecx, dword [ebp - 4]
mov eax, ebx
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.0050fa22
mov esp, ebp
pop ebp
ret