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Code Issues Releases Wiki Activity

Native FIN hack

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M66B 2016-01-17 13:45:34 +01:00
parent 7a41f35e74
commit b71e675e82
1 changed files with 8 additions and 0 deletions
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8
app/src/main/jni/netguard/netguard.c
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@ -939,6 +939,14 @@ void handle_tcp(JNIEnv *env, jobject instance, const struct arguments *args,
cur->remote_seq - cur->remote_start,
ntohl(tcphdr->ack_seq) - cur->local_start,
cur->local_seq - cur->local_start);
// TODO hack
if (cur->state == TCP_FIN_WAIT1) {
__android_log_print(ANDROID_LOG_ERROR, TAG, "FIN hack");
if (writeTCP(cur, NULL, 0, 1, 0, 0, 0, args->tun) < 0) // ACK
__android_log_print(ANDROID_LOG_ERROR, TAG,
"write ACK error %d: %s",
errno, strerror((errno)));
}
}
}