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Code Issues Releases Wiki Activity

Add flag to Stream to know whether it was attached

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This commit is contained in:
Matias Fontanini
2016-10-30 10:31:16 -07:00
parent 5d6431d2d9
commit df7e7b391d
3 changed files with 18 additions and 1 deletions
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10
src/tcp_ip/stream.cpp
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@@ -61,12 +61,16 @@ namespace TCPIP {
Stream::Stream(PDU& packet, const timestamp_type& ts)
: client_flow_(extract_client_flow(packet)),
server_flow_(extract_server_flow(packet)), create_time_(ts),
last_seen_(ts), auto_cleanup_client_(true), auto_cleanup_server_(true) {
last_seen_(ts), auto_cleanup_client_(true), auto_cleanup_server_(true),
is_attached_(false) {
const EthernetII* eth = packet.find_pdu<EthernetII>();
if (eth) {
client_hw_addr_ = eth->src_addr();
server_hw_addr_ = eth->dst_addr();
}
const TCP& tcp = packet.rfind_pdu<TCP>();
// If this is not the first packet of a stream (SYN), then we've attached to it
is_attached_ = tcp.flags() != TCP::SYN;
}
void Stream::process_packet(PDU& packet, const timestamp_type& ts) {
@@ -268,6 +272,10 @@ bool Stream::ack_tracking_enabled() const {
return client_flow().ack_tracking_enabled() && server_flow().ack_tracking_enabled();
}
bool Stream::is_attached() const {
return is_attached_;
}
void Stream::on_client_flow_data(const Flow& /*flow*/) {
if (on_client_data_callback_) {
on_client_data_callback_(*this);