test/sun/security/pkcs11/KeyPairGenerator/TestDH2048.java
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8072452 Support DHE sizes up to 8192-bits
*** 21,32 ****
* questions.
*/
/**
* @test
! * @bug 7196382
! * @summary Ensure that 2048-bit DH key pairs can be generated
* @author Valerie Peng
* @library ..
* @run main/othervm TestDH2048
* @run main/othervm TestDH2048 sm
*/
--- 21,32 ----
* questions.
*/
/**
* @test
! * @bug 7196382 8072452
! * @summary Ensure that DH key pairs can be generated for 512 - 4096 bits
* @author Valerie Peng
* @library ..
* @run main/othervm TestDH2048
* @run main/othervm TestDH2048 sm
*/
*** 52,67 ****
if (p.getService("KeyPairGenerator", "DH") == null) {
System.out.println("KPG for DH not supported, skipping");
return;
}
KeyPairGenerator kpg = KeyPairGenerator.getInstance("DH", p);
! kpg.initialize(2048);
KeyPair kp1 = kpg.generateKeyPair();
! checkUnsupportedKeySize(kpg, 1536);
! checkUnsupportedKeySize(kpg, 2176);
! checkUnsupportedKeySize(kpg, 3072);
}
public static void main(String[] args) throws Exception {
main(new TestDH2048(), args);
}
}
--- 52,97 ----
if (p.getService("KeyPairGenerator", "DH") == null) {
System.out.println("KPG for DH not supported, skipping");
return;
}
KeyPairGenerator kpg = KeyPairGenerator.getInstance("DH", p);
! kpg.initialize(512);
KeyPair kp1 = kpg.generateKeyPair();
!
! kpg.initialize(1024);
! kp1 = kpg.generateKeyPair();
!
! kpg.initialize(1536);
! kp1 = kpg.generateKeyPair();
!
! kpg.initialize(2048);
! kp1 = kpg.generateKeyPair();
!
! try {
! kpg.initialize(3072);
! kp1 = kpg.generateKeyPair();
!
! kpg.initialize(4096);
! kp1 = kpg.generateKeyPair();
!
! kpg.initialize(6144);
! kp1 = kpg.generateKeyPair();
!
! kpg.initialize(8192);
! kp1 = kpg.generateKeyPair();
! } catch (InvalidParameterException ipe) {
! // NSS has a hard coded maximum limit of 2236 bits for DHE keys
! System.out.println("4096-bit DH key pair generation: " + ipe);
! if (!p.getName().equals("SunPKCS11-NSS")) {
! throw ipe;
}
+ }
+ // key size must be multiples of 64 though
+ checkUnsupportedKeySize(kpg, 2048 + 63);
+ checkUnsupportedKeySize(kpg, 3072 + 32);
+ }
+
public static void main(String[] args) throws Exception {
main(new TestDH2048(), args);
}
}