exp - set a socket buffer size as small as possible, blocking inject

executables/example_pollute.cpp

@@ -42,6 +42,7 @@ int main(int argc, char *const *argv) {
   options_txrx.enable_non_openhd_mode= true;
   options_txrx.tx_without_pcap= false;
   options_txrx.debug_tx_injection_time= true;
+  options_txrx.tx_without_pcap=true;
 
   std::shared_ptr<WBTxRx> txrx=std::make_shared<WBTxRx>(cards,options_txrx);
   // We do not need receive in this mode

executables/injection_rate_test.cpp

@@ -252,6 +252,7 @@ int main(int argc, char *const *argv) {
   WBTxRx::Options options_txrx{};
   //options_txrx.pcap_rx_set_direction= false;
   options_txrx.log_all_received_validated_packets= false;
+  options_txrx.tx_without_pcap= true;
 
   std::shared_ptr<WBTxRx> txrx=std::make_shared<WBTxRx>(cards,options_txrx);
   // No idea if and what effect stbc and ldpc have on the rate, but openhd enables them if possible by default

src/raw_socket_helper.hpp

@@ -54,6 +54,7 @@ static int open_wifi_interface_as_raw_socket(const std::string &wifi) {
   // debug the timeout after setting
   //SocketHelper::debug_send_rcv_timeout(sock,console);
   // buff size
+  SocketHelper::set_socket_send_rcv_buffsize(sock,1510*1, true);
   SocketHelper::debug_send_rcv_buffsize(sock,console);
   //const int wanted_sendbuff_bytes=128*1024*1024;
   //SocketHelper::set_socket_send_rcv_buffsize(sock,wanted_sendbuff_bytes, true);