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Code Issues Releases Wiki Activity

Native reset when remote closes with data buffered

This commit is contained in:
M66B 2016-02-07 17:47:18 +01:00
parent 6383345bf7
commit cde04f9829
1 changed files with 17 additions and 11 deletions
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28
app/src/main/jni/netguard/netguard.c
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@ -1318,19 +1318,25 @@ void check_tcp_sockets(const struct arguments *args, fd_set *rfds, fd_set *wfds,
log_android(ANDROID_LOG_INFO, "recv empty state %s",
strstate(cur->state));
if (write_fin_ack(args, cur) >= 0) {
cur->local_seq++; // local FIN
if (cur->forward == NULL) {
if (write_fin_ack(args, cur) >= 0) {
cur->local_seq++; // local FIN
if (cur->state == TCP_SYN_RECV || cur->state == TCP_ESTABLISHED)
cur->state = TCP_FIN_WAIT1;
else if (cur->state == TCP_CLOSE_WAIT)
cur->state = TCP_LAST_ACK;
else
log_android(ANDROID_LOG_ERROR, "Unknown state %s",
if (cur->state == TCP_SYN_RECV || cur->state == TCP_ESTABLISHED)
cur->state = TCP_FIN_WAIT1;
else if (cur->state == TCP_CLOSE_WAIT)
cur->state = TCP_LAST_ACK;
else
log_android(ANDROID_LOG_ERROR, "Unknown state %s",
strstate(cur->state));
log_android(ANDROID_LOG_INFO, "Half close state %s",
strstate(cur->state));
log_android(ANDROID_LOG_INFO, "Half close state %s",
strstate(cur->state));
}
}
else {
// There was still data to send
write_rst(args, cur);
}
} else {
// Socket read data