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added checks and changed prio

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This commit is contained in:
Domingo Dirutigliano
2025-03-07 18:16:23 +01:00
parent 3494d10032
commit 9eb7d5461f
3 changed files with 13 additions and 7 deletions
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11
backend/binsrc/classes/nfqueue.cpp
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@@ -134,7 +134,8 @@ class PktRequest {
l4_proto = fill_l4_info();
#ifdef DEBUG
if (tcp){
cerr << "[DEBUG] NEW_PACKET " << (is_input?"-> IN ":"<- OUT") << " [SEQ: " << tcp->seq() << "] \t[ACK: " << tcp->ack_seq() << "] \t[SIZE: " << data_size() << "]" << endl;
cerr << "[DEBUG] NEW_PACKET " << (is_input?"-> IN ":"<- OUT") << " [SIZE: " << data_size() << "] FLAGS: " << (tcp->get_flag(Tins::TCP::FIN)?"FIN ":"") << (tcp->get_flag(Tins::TCP::SYN)?"SYN ":"") << (tcp->get_flag(Tins::TCP::RST)?"RST ":"") << (tcp->get_flag(Tins::TCP::ACK)?"ACK ":"") << (tcp->get_flag(Tins::TCP::PSH)?"PSH ":"") << endl;
cerr << "[SEQ: " << tcp->seq() << "] [ACK: " << tcp->ack_seq() << "]" << " [WIN: " << tcp->window() << "] [FLAGS: " << tcp->flags() << "]\n" << endl;
}
#endif
}
@@ -237,7 +238,8 @@ class PktRequest {
}
#ifdef DEBUG
size_t new_size = inner_data_size(tcp);
cerr << "[DEBUG] FIXED PKT " << (is_input?"-> IN ":"<- OUT") << " [SEQ: " << tcp->seq() << "] \t[ACK: " << tcp->ack_seq() << "] \t[SIZE: " << new_size << "]" << endl;
cerr << "[DEBUG] FIXED PKT " << (is_input?"-> IN ":"<- OUT") << " [SIZE: " << data_size() << "] FLAGS: " << (tcp->get_flag(Tins::TCP::FIN)?"FIN ":"") << (tcp->get_flag(Tins::TCP::SYN)?"SYN ":"") << (tcp->get_flag(Tins::TCP::RST)?"RST ":"") << (tcp->get_flag(Tins::TCP::ACK)?"ACK ":"") << (tcp->get_flag(Tins::TCP::PSH)?"PSH ":"") << endl;
cerr << "[SEQ: " << tcp->seq() << "] [ACK: " << tcp->ack_seq() << "]" << " [WIN: " << tcp->window() << "] [FLAGS: " << tcp->flags() << "]\n" << endl;
#endif
}
@@ -360,7 +362,10 @@ class PktRequest {
}
nfq_nlmsg_verdict_put_pkt(nlh_verdict, packet.data(), packet.size());
#ifdef DEBUG
cerr << "[DEBUG] MANGLEDPKT " << (is_input?"-> IN ":"<- OUT") << " [SIZE: " << packet.size()-header_size() << "]" << endl;
if (tcp){
cerr << "[DEBUG] MANGLEDPKT " << (is_input?"-> IN ":"<- OUT") << " [SIZE: " << data_size() << "] FLAGS: " << (tcp->get_flag(Tins::TCP::FIN)?"FIN ":"") << (tcp->get_flag(Tins::TCP::SYN)?"SYN ":"") << (tcp->get_flag(Tins::TCP::RST)?"RST ":"") << (tcp->get_flag(Tins::TCP::ACK)?"ACK ":"") << (tcp->get_flag(Tins::TCP::PSH)?"PSH ":"") << endl;
cerr << "[SEQ: " << tcp->seq() << "] [ACK: " << tcp->ack_seq() << "]" << " [WIN: " << tcp->window() << "] [FLAGS: " << tcp->flags() << "]\n" << endl;
}
#endif
if (tcp && ack_seq_offset && packet.size() != _original_size){
if (is_input){