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oshi.software.os.windows.WindowsInternetProtocolStats Maven / Gradle / Ivy
/*
* Copyright 2020-2022 The OSHI Project Contributors
* SPDX-License-Identifier: MIT
*/
package oshi.software.os.windows;
import static com.sun.jna.platform.win32.IPHlpAPI.AF_INET;
import static com.sun.jna.platform.win32.IPHlpAPI.AF_INET6;
import static com.sun.jna.platform.win32.IPHlpAPI.TCP_TABLE_CLASS.TCP_TABLE_OWNER_PID_ALL;
import static com.sun.jna.platform.win32.IPHlpAPI.UDP_TABLE_CLASS.UDP_TABLE_OWNER_PID;
import static oshi.software.os.InternetProtocolStats.TcpState.CLOSED;
import static oshi.software.os.InternetProtocolStats.TcpState.CLOSE_WAIT;
import static oshi.software.os.InternetProtocolStats.TcpState.CLOSING;
import static oshi.software.os.InternetProtocolStats.TcpState.ESTABLISHED;
import static oshi.software.os.InternetProtocolStats.TcpState.FIN_WAIT_1;
import static oshi.software.os.InternetProtocolStats.TcpState.FIN_WAIT_2;
import static oshi.software.os.InternetProtocolStats.TcpState.LAST_ACK;
import static oshi.software.os.InternetProtocolStats.TcpState.LISTEN;
import static oshi.software.os.InternetProtocolStats.TcpState.SYN_RECV;
import static oshi.software.os.InternetProtocolStats.TcpState.SYN_SENT;
import static oshi.software.os.InternetProtocolStats.TcpState.TIME_WAIT;
import static oshi.software.os.InternetProtocolStats.TcpState.UNKNOWN;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import com.sun.jna.Memory;
import com.sun.jna.platform.win32.IPHlpAPI;
import com.sun.jna.platform.win32.IPHlpAPI.MIB_TCP6ROW_OWNER_PID;
import com.sun.jna.platform.win32.IPHlpAPI.MIB_TCP6TABLE_OWNER_PID;
import com.sun.jna.platform.win32.IPHlpAPI.MIB_TCPROW_OWNER_PID;
import com.sun.jna.platform.win32.IPHlpAPI.MIB_TCPTABLE_OWNER_PID;
import com.sun.jna.platform.win32.IPHlpAPI.MIB_UDP6ROW_OWNER_PID;
import com.sun.jna.platform.win32.IPHlpAPI.MIB_UDP6TABLE_OWNER_PID;
import com.sun.jna.platform.win32.IPHlpAPI.MIB_UDPROW_OWNER_PID;
import com.sun.jna.platform.win32.IPHlpAPI.MIB_UDPTABLE_OWNER_PID;
import com.sun.jna.platform.win32.VersionHelpers;
import com.sun.jna.platform.win32.WinError;
import oshi.annotation.concurrent.ThreadSafe;
import oshi.jna.ByRef.CloseableIntByReference;
import oshi.jna.Struct.CloseableMibTcpStats;
import oshi.jna.Struct.CloseableMibUdpStats;
import oshi.software.common.AbstractInternetProtocolStats;
import oshi.util.ParseUtil;
/**
* Internet Protocol Stats implementation
*/
@ThreadSafe
public class WindowsInternetProtocolStats extends AbstractInternetProtocolStats {
private static final IPHlpAPI IPHLP = IPHlpAPI.INSTANCE;
private static final boolean IS_VISTA_OR_GREATER = VersionHelpers.IsWindowsVistaOrGreater();
@Override
public TcpStats getTCPv4Stats() {
try (CloseableMibTcpStats stats = new CloseableMibTcpStats()) {
IPHLP.GetTcpStatisticsEx(stats, AF_INET);
return new TcpStats(stats.dwCurrEstab, stats.dwActiveOpens, stats.dwPassiveOpens, stats.dwAttemptFails,
stats.dwEstabResets, stats.dwOutSegs, stats.dwInSegs, stats.dwRetransSegs, stats.dwInErrs,
stats.dwOutRsts);
}
}
@Override
public TcpStats getTCPv6Stats() {
try (CloseableMibTcpStats stats = new CloseableMibTcpStats()) {
IPHLP.GetTcpStatisticsEx(stats, AF_INET6);
return new TcpStats(stats.dwCurrEstab, stats.dwActiveOpens, stats.dwPassiveOpens, stats.dwAttemptFails,
stats.dwEstabResets, stats.dwOutSegs, stats.dwInSegs, stats.dwRetransSegs, stats.dwInErrs,
stats.dwOutRsts);
}
}
@Override
public UdpStats getUDPv4Stats() {
try (CloseableMibUdpStats stats = new CloseableMibUdpStats()) {
IPHLP.GetUdpStatisticsEx(stats, AF_INET);
return new UdpStats(stats.dwOutDatagrams, stats.dwInDatagrams, stats.dwNoPorts, stats.dwInErrors);
}
}
@Override
public UdpStats getUDPv6Stats() {
try (CloseableMibUdpStats stats = new CloseableMibUdpStats()) {
IPHLP.GetUdpStatisticsEx(stats, AF_INET6);
return new UdpStats(stats.dwOutDatagrams, stats.dwInDatagrams, stats.dwNoPorts, stats.dwInErrors);
}
}
@Override
public List getConnections() {
if (IS_VISTA_OR_GREATER) {
List conns = new ArrayList<>();
conns.addAll(queryTCPv4Connections());
conns.addAll(queryTCPv6Connections());
conns.addAll(queryUDPv4Connections());
conns.addAll(queryUDPv6Connections());
return conns;
}
return Collections.emptyList();
}
private static List queryTCPv4Connections() {
List conns = new ArrayList<>();
// Get size needed
try (CloseableIntByReference sizePtr = new CloseableIntByReference()) {
int ret = IPHLP.GetExtendedTcpTable(null, sizePtr, false, AF_INET, TCP_TABLE_OWNER_PID_ALL, 0);
// Get buffer and populate table
int size = sizePtr.getValue();
Memory buf = new Memory(size);
do {
ret = IPHLP.GetExtendedTcpTable(buf, sizePtr, false, AF_INET, TCP_TABLE_OWNER_PID_ALL, 0);
if (ret == WinError.ERROR_INSUFFICIENT_BUFFER) {
size = sizePtr.getValue();
buf.close();
buf = new Memory(size);
}
} while (ret == WinError.ERROR_INSUFFICIENT_BUFFER);
MIB_TCPTABLE_OWNER_PID tcpTable = new MIB_TCPTABLE_OWNER_PID(buf);
for (int i = 0; i < tcpTable.dwNumEntries; i++) {
MIB_TCPROW_OWNER_PID row = tcpTable.table[i];
conns.add(new IPConnection("tcp4", ParseUtil.parseIntToIP(row.dwLocalAddr),
ParseUtil.bigEndian16ToLittleEndian(row.dwLocalPort), ParseUtil.parseIntToIP(row.dwRemoteAddr),
ParseUtil.bigEndian16ToLittleEndian(row.dwRemotePort), stateLookup(row.dwState), 0, 0,
row.dwOwningPid));
}
buf.close();
}
return conns;
}
private static List queryTCPv6Connections() {
List conns = new ArrayList<>();
// Get size needed
try (CloseableIntByReference sizePtr = new CloseableIntByReference()) {
int ret = IPHLP.GetExtendedTcpTable(null, sizePtr, false, AF_INET6, TCP_TABLE_OWNER_PID_ALL, 0);
// Get buffer and populate table
int size = sizePtr.getValue();
Memory buf = new Memory(size);
do {
ret = IPHLP.GetExtendedTcpTable(buf, sizePtr, false, AF_INET6, TCP_TABLE_OWNER_PID_ALL, 0);
if (ret == WinError.ERROR_INSUFFICIENT_BUFFER) {
size = sizePtr.getValue();
buf.close();
buf = new Memory(size);
}
} while (ret == WinError.ERROR_INSUFFICIENT_BUFFER);
MIB_TCP6TABLE_OWNER_PID tcpTable = new MIB_TCP6TABLE_OWNER_PID(buf);
for (int i = 0; i < tcpTable.dwNumEntries; i++) {
MIB_TCP6ROW_OWNER_PID row = tcpTable.table[i];
conns.add(new IPConnection("tcp6", row.LocalAddr, ParseUtil.bigEndian16ToLittleEndian(row.dwLocalPort),
row.RemoteAddr, ParseUtil.bigEndian16ToLittleEndian(row.dwRemotePort), stateLookup(row.State),
0, 0, row.dwOwningPid));
}
buf.close();
}
return conns;
}
private static List queryUDPv4Connections() {
List conns = new ArrayList<>();
// Get size needed
try (CloseableIntByReference sizePtr = new CloseableIntByReference()) {
int ret = IPHLP.GetExtendedUdpTable(null, sizePtr, false, AF_INET, UDP_TABLE_OWNER_PID, 0);
// Get buffer and populate table
int size = sizePtr.getValue();
Memory buf = new Memory(size);
do {
ret = IPHLP.GetExtendedUdpTable(buf, sizePtr, false, AF_INET, UDP_TABLE_OWNER_PID, 0);
if (ret == WinError.ERROR_INSUFFICIENT_BUFFER) {
size = sizePtr.getValue();
buf.close();
buf = new Memory(size);
}
} while (ret == WinError.ERROR_INSUFFICIENT_BUFFER);
MIB_UDPTABLE_OWNER_PID udpTable = new MIB_UDPTABLE_OWNER_PID(buf);
for (int i = 0; i < udpTable.dwNumEntries; i++) {
MIB_UDPROW_OWNER_PID row = udpTable.table[i];
conns.add(new IPConnection("udp4", ParseUtil.parseIntToIP(row.dwLocalAddr),
ParseUtil.bigEndian16ToLittleEndian(row.dwLocalPort), new byte[0], 0, TcpState.NONE, 0, 0,
row.dwOwningPid));
}
buf.close();
}
return conns;
}
private static List queryUDPv6Connections() {
List conns = new ArrayList<>();
// Get size needed
try (CloseableIntByReference sizePtr = new CloseableIntByReference()) {
int ret = IPHLP.GetExtendedUdpTable(null, sizePtr, false, AF_INET6, UDP_TABLE_OWNER_PID, 0);
// Get buffer and populate table
int size = sizePtr.getValue();
Memory buf = new Memory(size);
do {
ret = IPHLP.GetExtendedUdpTable(buf, sizePtr, false, AF_INET6, UDP_TABLE_OWNER_PID, 0);
if (ret == WinError.ERROR_INSUFFICIENT_BUFFER) {
size = sizePtr.getValue();
buf.close();
buf = new Memory(size);
}
} while (ret == WinError.ERROR_INSUFFICIENT_BUFFER);
MIB_UDP6TABLE_OWNER_PID udpTable = new MIB_UDP6TABLE_OWNER_PID(buf);
for (int i = 0; i < udpTable.dwNumEntries; i++) {
MIB_UDP6ROW_OWNER_PID row = udpTable.table[i];
conns.add(
new IPConnection("udp6", row.ucLocalAddr, ParseUtil.bigEndian16ToLittleEndian(row.dwLocalPort),
new byte[0], 0, TcpState.NONE, 0, 0, row.dwOwningPid));
}
}
return conns;
}
private static TcpState stateLookup(int state) {
switch (state) {
case 1:
case 12:
return CLOSED;
case 2:
return LISTEN;
case 3:
return SYN_SENT;
case 4:
return SYN_RECV;
case 5:
return ESTABLISHED;
case 6:
return FIN_WAIT_1;
case 7:
return FIN_WAIT_2;
case 8:
return CLOSE_WAIT;
case 9:
return CLOSING;
case 10:
return LAST_ACK;
case 11:
return TIME_WAIT;
default:
return UNKNOWN;
}
}
}
