Add CTS for AES-CMAC
This commit:
- Verify AES-CMAC is supported in device that first
launched with SDK beyond R
- Verify IpSecTransforms can be built with AES-CMAC and
traffic flows
Bug: 171083832
Test: atest IpSecManagerTest
Test: AES-CMAC tests are manually enabled and verified
Change-Id: I00d1aa475033810a5f60f0e3fc692be87ff62e13
Merged-In: I00d1aa475033810a5f60f0e3fc692be87ff62e13
(cherry picked from commit 0891de63113ef91c2520ab103ae0690564a438a9)
diff --git a/tests/cts/net/src/android/net/cts/IpSecManagerTest.java b/tests/cts/net/src/android/net/cts/IpSecManagerTest.java
index 0fba003..e7e1d67 100644
--- a/tests/cts/net/src/android/net/cts/IpSecManagerTest.java
+++ b/tests/cts/net/src/android/net/cts/IpSecManagerTest.java
@@ -16,6 +16,7 @@
package android.net.cts;
+import static android.net.IpSecAlgorithm.AUTH_AES_CMAC;
import static android.net.IpSecAlgorithm.AUTH_AES_XCBC;
import static android.net.IpSecAlgorithm.AUTH_CRYPT_AES_GCM;
import static android.net.IpSecAlgorithm.AUTH_CRYPT_CHACHA20_POLY1305;
@@ -28,6 +29,8 @@
import static android.net.IpSecAlgorithm.CRYPT_AES_CTR;
import static android.net.cts.PacketUtils.AES_CBC_BLK_SIZE;
import static android.net.cts.PacketUtils.AES_CBC_IV_LEN;
+import static android.net.cts.PacketUtils.AES_CMAC_ICV_LEN;
+import static android.net.cts.PacketUtils.AES_CMAC_KEY_LEN;
import static android.net.cts.PacketUtils.AES_CTR_BLK_SIZE;
import static android.net.cts.PacketUtils.AES_CTR_IV_LEN;
import static android.net.cts.PacketUtils.AES_CTR_KEY_LEN;
@@ -717,6 +720,7 @@
// TODO: b/170424293 Use Build.VERSION_CODES.S when is finalized
algoToRequiredMinSdk.put(CRYPT_AES_CTR, Build.VERSION_CODES.R + 1);
+ algoToRequiredMinSdk.put(AUTH_AES_CMAC, Build.VERSION_CODES.R + 1);
algoToRequiredMinSdk.put(AUTH_AES_XCBC, Build.VERSION_CODES.R + 1);
algoToRequiredMinSdk.put(AUTH_CRYPT_CHACHA20_POLY1305, Build.VERSION_CODES.R + 1);
@@ -982,6 +986,11 @@
AUTH_AES_XCBC, getKeyBytes(AES_XCBC_KEY_LEN), AES_XCBC_ICV_LEN * 8);
}
+ private static IpSecAlgorithm buildAuthAesCmac() throws Exception {
+ return new IpSecAlgorithm(
+ AUTH_AES_CMAC, getKeyBytes(AES_CMAC_KEY_LEN), AES_CMAC_ICV_LEN * 8);
+ }
+
@Test
public void testAesCbcAesXCbcTcp4() throws Exception {
assumeTrue(hasIpSecAlgorithm(AUTH_AES_XCBC));
@@ -1024,6 +1033,47 @@
}
@Test
+ public void testAesCbcAesCmacTcp4() throws Exception {
+ assumeTrue(hasIpSecAlgorithm(AUTH_AES_CMAC));
+
+ final IpSecAlgorithm crypt = buildCryptAesCbc();
+ final IpSecAlgorithm auth = buildAuthAesCmac();
+ checkTransform(IPPROTO_TCP, IPV4_LOOPBACK, crypt, auth, null, false, 1, false);
+ checkTransform(IPPROTO_TCP, IPV4_LOOPBACK, crypt, auth, null, false, 1, true);
+ }
+
+ @Test
+ @SkipPresubmit(reason = "b/186608065 - kernel 5.10 regression in TrafficStats with ipsec")
+ public void testAesCbcAesCmacTcp6() throws Exception {
+ assumeTrue(hasIpSecAlgorithm(AUTH_AES_CMAC));
+
+ final IpSecAlgorithm crypt = buildCryptAesCbc();
+ final IpSecAlgorithm auth = buildAuthAesCmac();
+ checkTransform(IPPROTO_TCP, IPV6_LOOPBACK, crypt, auth, null, false, 1, false);
+ checkTransform(IPPROTO_TCP, IPV6_LOOPBACK, crypt, auth, null, false, 1, true);
+ }
+
+ @Test
+ public void testAesCbcAesCmacUdp4() throws Exception {
+ assumeTrue(hasIpSecAlgorithm(AUTH_AES_CMAC));
+
+ final IpSecAlgorithm crypt = buildCryptAesCbc();
+ final IpSecAlgorithm auth = buildAuthAesCmac();
+ checkTransform(IPPROTO_UDP, IPV4_LOOPBACK, crypt, auth, null, false, 1, false);
+ checkTransform(IPPROTO_UDP, IPV4_LOOPBACK, crypt, auth, null, false, 1, true);
+ }
+
+ @Test
+ public void testAesCbcAesCmacUdp6() throws Exception {
+ assumeTrue(hasIpSecAlgorithm(AUTH_AES_CMAC));
+
+ final IpSecAlgorithm crypt = buildCryptAesCbc();
+ final IpSecAlgorithm auth = buildAuthAesCmac();
+ checkTransform(IPPROTO_UDP, IPV6_LOOPBACK, crypt, auth, null, false, 1, false);
+ checkTransform(IPPROTO_UDP, IPV6_LOOPBACK, crypt, auth, null, false, 1, true);
+ }
+
+ @Test
public void testAesGcm64Tcp4() throws Exception {
IpSecAlgorithm authCrypt =
new IpSecAlgorithm(IpSecAlgorithm.AUTH_CRYPT_AES_GCM, AEAD_KEY, 64);
@@ -1285,6 +1335,26 @@
}
@Test
+ public void testAesCbcAesCmacTcp4UdpEncap() throws Exception {
+ assumeTrue(hasIpSecAlgorithm(AUTH_AES_CMAC));
+
+ final IpSecAlgorithm crypt = new IpSecAlgorithm(CRYPT_AES_CBC, CRYPT_KEY);
+ final IpSecAlgorithm auth = new IpSecAlgorithm(AUTH_AES_CMAC, getKey(128), 96);
+ checkTransform(IPPROTO_TCP, IPV4_LOOPBACK, crypt, auth, null, true, 1, false);
+ checkTransform(IPPROTO_TCP, IPV4_LOOPBACK, crypt, auth, null, true, 1, true);
+ }
+
+ @Test
+ public void testAesCbcAesCmacUdp4UdpEncap() throws Exception {
+ assumeTrue(hasIpSecAlgorithm(AUTH_AES_CMAC));
+
+ final IpSecAlgorithm crypt = new IpSecAlgorithm(CRYPT_AES_CBC, CRYPT_KEY);
+ final IpSecAlgorithm auth = new IpSecAlgorithm(AUTH_AES_CMAC, getKey(128), 96);
+ checkTransform(IPPROTO_UDP, IPV4_LOOPBACK, crypt, auth, null, true, 1, false);
+ checkTransform(IPPROTO_UDP, IPV4_LOOPBACK, crypt, auth, null, true, 1, true);
+ }
+
+ @Test
public void testAesGcm64Tcp4UdpEncap() throws Exception {
IpSecAlgorithm authCrypt =
new IpSecAlgorithm(IpSecAlgorithm.AUTH_CRYPT_AES_GCM, AEAD_KEY, 64);
diff --git a/tests/cts/net/src/android/net/cts/PacketUtils.java b/tests/cts/net/src/android/net/cts/PacketUtils.java
index 54a70d0..7e622f6 100644
--- a/tests/cts/net/src/android/net/cts/PacketUtils.java
+++ b/tests/cts/net/src/android/net/cts/PacketUtils.java
@@ -69,6 +69,8 @@
static final int HMAC_SHA512_ICV_LEN = 32;
static final int AES_XCBC_KEY_LEN = 16;
static final int AES_XCBC_ICV_LEN = 12;
+ static final int AES_CMAC_KEY_LEN = 16;
+ static final int AES_CMAC_ICV_LEN = 12;
// Encryption algorithms
static final String AES = "AES";