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Prioritize Android VPN TCP handshakes

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This commit is contained in:
Mikhail
2026-05-15 14:57:37 +03:00
parent d43d7b6589
commit 769bb3176c
2 changed files with 12 additions and 3 deletions
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clients/android/app/build.gradle
+2 -2
View File
@@ -30,8 +30,8 @@ android {
applicationId "su.cin.rapvpn"
minSdk 26
targetSdk 35
versionCode 199
versionName "0.2.199"
versionCode 200
versionName "0.2.200"
buildConfigField "String", "DEFAULT_BACKEND_URL", "\"${normalizeGradleString(defaultBackendUrl)}\""
buildConfigField "String", "DEFAULT_CLUSTER_ID", "\"${normalizeGradleString(defaultClusterId)}\""
buildConfigField "String", "DEFAULT_ORGANIZATION_ID", "\"${normalizeGradleString(defaultOrganizationId)}\""
clients/android/app/src/main/java/su/cin/rapvpn/RapVpnService.java
+9
View File
@@ -2267,8 +2267,15 @@ public class RapVpnService extends VpnService {
}
private boolean isTCPPriorityPacket(byte[] packet, int length) {
TCPFlow flow = tcpFlow(packet, length);
if (flow == null) {
return false;
}
boolean syn = (flow.flags & 0x02) != 0;
boolean fin = (flow.flags & 0x01) != 0;
boolean rst = (flow.flags & 0x04) != 0;
return syn || fin || rst;
}
private boolean clampIPv4TCPMSS(byte[] packet, int length, int maxMss) {
if (packet == null || length < 40 || maxMss <= 0 || ((packet[0] >> 4) & 0x0f) != 4) {
@@ -3532,6 +3539,8 @@ public class RapVpnService extends VpnService {
|| "source_drop".equals(state)
|| "normalize_drop".equals(state)
|| "length_drop".equals(state)
|| "tcp_syn_ack".equals(state)
|| "tcp_mss_clamp".equals(state)
|| ("downlink".equals(prefix) && !"batch".equals(state) && !"restart".equals(state) && !"running".equals(state))
|| ("downlink_writer".equals(prefix) && !"write".equals(state) && !"writer_idle".equals(state));
if (!important && now - lastRuntimeDetailAt < RUNTIME_DETAIL_INTERVAL_MS) {