Function at 0x437f23
Capabilities:
Send data
Send data on socket

Disassembly:
push ebp
mov ebp, esp
push ebx
push esi
mov esi, dword [ebp + 8]
push edi
push 3
pop ebx
mov eax, dword [esi + 0x10]
mov edi, dword [eax]
mov eax, dword [ebp + 0xc]
sub eax, ebx
je 0x43808f
dec eax
sub eax, 1
je 0x438037
sub eax, 1
je 0x437fcd
sub eax, 1
je 0x437f6d
push str.tftp_rx:_internal_error
push 0x48d52c
push edi
call fcn.0042afb4
add esp, 0xc
push 0x47
jmp 0x43813c
inc dword [esi + 0x18]
movzx eax, word [esi + 0x40]
push dword [esi + 0x18]
inc eax
movzx eax, ax
push eax
push str.Timeout_waiting_for_block__d_ACK.__Retries___d_n
push edi
call fcn.0042b04a
mov eax, dword [esi + 0x18]
add esp, 0x10
cmp eax, dword [esi + 0x20]
jle 0x437fa0
mov dword [esi + 8], 0xffffff9d
mov dword [esi], ebx
jmp 0x438163
push dword [esi + 0x148]
lea eax, [esi + 0xc8]
push eax
push 0
push 4
push dword [esi + 0x160]
push dword [esi + 0x14]
call dword [sym.imp.WS2_32.dll_sendto]
test eax, eax
jns 0x438163
jmp 0x43811c
xor eax, eax
xor ebx, ebx
mov word [esi + 0x40], ax
mov dword [esi + 0x18], ebx
mov eax, dword [esi + 0x160]
mov byte [eax], bl
mov eax, dword [esi + 0x160]
mov byte [eax + 1], 4
movzx edx, word [esi + 0x40]
mov eax, dword [esi + 0x160]
mov ecx, edx
shr ecx, 8
mov byte [eax + 2], cl
mov eax, dword [esi + 0x160]
mov byte [eax + 3], dl
lea eax, [esi + 0xc8]
push dword [esi + 0x148]
push eax
push ebx
push 4
push dword [esi + 0x160]
push dword [esi + 0x14]
call dword [sym.imp.WS2_32.dll_sendto]
test eax, eax
js 0x43811c
mov dword [esi], 1
jmp 0x438159
mov eax, dword [esi + 0x160]
xor ebx, ebx
mov byte [eax], bl
mov eax, dword [esi + 0x160]
mov byte [eax + 1], 5
movzx edx, word [esi + 0x40]
mov eax, dword [esi + 0x160]
mov ecx, edx
shr ecx, 8
mov byte [eax + 2], cl
mov eax, dword [esi + 0x160]
mov byte [eax + 3], dl
lea eax, [esi + 0xc8]
push dword [esi + 0x148]
push eax
push ebx
push 4
push dword [esi + 0x160]
push dword [esi + 0x14]
call dword [sym.imp.WS2_32.dll_sendto]
push 3
pop eax
mov dword [esi], eax
jmp 0x438163
mov eax, dword [esi + 0x15c]
movzx ecx, byte [eax + 2]
movzx eax, byte [eax + 3]
shl ecx, 8
or ecx, eax
movzx eax, word [esi + 0x40]
inc eax
movzx eax, ax
cmp eax, ecx
je 0x4380c3
push eax
push ecx
push str.Received_unexpected_DATA_packet_block__d__expecting_block__d_n
push edi
call fcn.0042b04a
add esp, 0x10
jmp 0x438163
mov word [esi + 0x40], cx
xor ebx, ebx
mov dword [esi + 0x18], ebx
mov eax, dword [esi + 0x160]
mov byte [eax], bl
mov eax, dword [esi + 0x160]
mov byte [eax + 1], 4
movzx edx, word [esi + 0x40]
mov eax, dword [esi + 0x160]
mov ecx, edx
shr ecx, 8
mov byte [eax + 2], cl
mov eax, dword [esi + 0x160]
mov byte [eax + 3], dl
lea eax, [esi + 0xc8]
push dword [esi + 0x148]
push eax
push ebx
push 4
push dword [esi + 0x160]
push dword [esi + 0x14]
call dword [sym.imp.WS2_32.dll_sendto]
test eax, eax
jns 0x43813f
call dword [sym.imp.WS2_32.dll_WSAGetLastError]
push eax
push dword [esi + 0x10]
call fcn.0042e26a
push eax
push 0x48d52c
push edi
call fcn.0042afb4
add esp, 0x14
push 0x37
pop eax
jmp 0x438165
mov eax, dword [esi + 0x154]
xor ecx, ecx
add eax, 4
inc ecx
cmp dword [esi + 0x14c], eax
push 3
pop eax
cmovl ecx, eax
mov dword [esi], ecx
lea eax, [esi + 0x38]
push eax
call fcn.00452104
pop ecx
xor eax, eax
pop edi
pop esi
pop ebx
pop ebp
ret