/*
* Copyright 1995-2019 The OpenSSL Project Authors. All Rights Reserved.
*
* Licensed under the OpenSSL license (the "License"). You may not use
* this file except in compliance with the License. You can obtain a copy
* in the file LICENSE in the source distribution or at
* https://www.openssl.org/source/license.html
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "internal/nelem.h"
#include <openssl/crypto.h>
#include <openssl/bio.h>
#include <openssl/bn.h>
#include <openssl/rand.h>
#include <openssl/err.h>
#include <openssl/obj_mac.h>
#include "testutil.h"
#ifndef OPENSSL_NO_DH
# include <openssl/dh.h>
static int cb(int p, int n, BN_GENCB *arg);
static int dh_test(void)
{
DH *dh = NULL;
BIGNUM *p = NULL, *q = NULL, *g = NULL;
const BIGNUM *p2, *q2, *g2;
BIGNUM *priv_key = NULL;
const BIGNUM *pub_key2, *priv_key2;
BN_GENCB *_cb = NULL;
DH *a = NULL;
DH *b = NULL;
DH *c = NULL;
const BIGNUM *ap = NULL, *ag = NULL, *apub_key = NULL;
const BIGNUM *bpub_key = NULL, *bpriv_key = NULL;
BIGNUM *bp = NULL, *bg = NULL, *cpriv_key = NULL;
unsigned char *abuf = NULL;
unsigned char *bbuf = NULL;
unsigned char *cbuf = NULL;
int i, alen, blen, clen, aout, bout, cout;
int ret = 0;
if (!TEST_ptr(dh = DH_new())
|| !TEST_ptr(p = BN_new())
|| !TEST_ptr(q = BN_new())
|| !TEST_ptr(g = BN_new())
|| !TEST_ptr(priv_key = BN_new()))
goto err1;
/*
* I) basic tests
*/
/* using a small predefined Sophie Germain DH group with generator 3 */
if (!TEST_true(BN_set_word(p, 4079L))
|| !TEST_true(BN_set_word(q, 2039L))
|| !TEST_true(BN_set_word(g, 3L))
|| !TEST_true(DH_set0_pqg(dh, p, q, g)))
goto err1;
if (!DH_check(dh, &i))
goto err2;
if (!TEST_false(i & DH_CHECK_P_NOT_PRIME)
|| !TEST_false(i & DH_CHECK_P_NOT_SAFE_PRIME)
|| !TEST_false(i & DH_CHECK_INVALID_Q_VALUE)
|| !TEST_false(i & DH_CHECK_Q_NOT_PRIME)
|| !TEST_false(i & DH_UNABLE_TO_CHECK_GENERATOR)
|| !TEST_false(i & DH_NOT_SUITABLE_GENERATOR)
|| !TEST_false(i))
goto err2;
/* test the combined getter for p, q, and g */
DH_get0_pqg(dh, &p2, &q2, &g2);
if (!TEST_ptr_eq(p2, p)
|| !TEST_ptr_eq(q2, q)
|| !TEST_ptr_eq(g2, g))
goto err2;
/* test the simple getters for p, q, and g */
if (!TEST_ptr_eq(DH_get0_p(dh), p2)
|| !TEST_ptr_eq(DH_get0_q(dh), q2)
|| !TEST_ptr_eq(DH_get0_g(dh), g2))
goto err2;
/* set the private key only*/
if (!TEST_true(BN_set_word(priv_key, 1234L))
|| !TEST_true(DH_set0_key(dh, NULL, priv_key)))
goto err2;
/* test the combined getter for pub_key and priv_key */
DH_get0_key(dh, &pub_key2, &priv_key2);
if (!TEST_ptr_eq(pub_key2, NULL)
|| !TEST_ptr_eq(priv_key2, priv_key))
goto err3;
/* test the simple getters for pub_key and priv_key */
if (!TEST_ptr_eq(DH_get0_pub_key(dh), pub_key2)
|| !TEST_ptr_eq(DH_get0_priv_key(dh), priv_key2))
goto err3;
/* now generate a key pair ... */
if (!DH_generate_key(dh))
goto err3;
/* ... and check whether the private key was reused: */
/* test it with the combined getter for pub_key and priv_key */
DH_get0_key(dh, &pub_key2, &priv_key2);
if (!TEST_ptr(pub_key2)
|| !TEST_ptr_eq(priv_key2, priv_key))
goto err3;
/* test it the simple getters for pub_key and priv_key */
if (!TEST_ptr_eq(DH_get0_pub_key(dh), pub_key2)
|| !TEST_ptr_eq(DH_get0_priv_key(dh), priv_key2))
goto err3;
/* check whether the public key was calculated correctly */
TEST_uint_eq(BN_get_word(pub_key2), 3331L);
/*
* II) key generation
*/
/* generate a DH group ... */
if (!TEST_ptr(_cb = BN_GENCB_new()))
goto err3;
BN_GENCB_set(_cb, &cb, NULL);
if (!TEST_ptr(a = DH_new())
|| !TEST_true(DH_generate_parameters_ex(a, 64,
DH_GENERATOR_5, _cb)))
goto err3;
/* ... and check whether it is valid */
if (!DH_check(a, &i))
goto err3;
if (!TEST_false(i & DH_CHECK_P_NOT_PRIME)
|| !TEST_false(i & DH_CHECK_P_NOT_SAFE_PRIME)
|| !TEST_false(i & DH_UNABLE_TO_CHECK_GENERATOR)
|| !TEST_false(i & DH_NOT_SUITABLE_GENERATOR)
|| !TEST_false(i))
goto err3;
DH_get0_pqg(a, &ap, NULL, &ag);
/* now create another copy of the DH group for the peer */
if (!TEST_ptr(b = DH_new()))
goto err3;
if (!TEST_ptr(bp = BN_dup(ap))
|| !TEST_ptr(bg = BN_dup(ag))
|| !TEST_true(DH_set0_pqg(b, bp, NULL, bg)))
goto err3;
bp = bg = NULL;
/*
* III) simulate a key exchange
*/
if (!DH_generate_key(a))
goto err3;
DH_get0_key(a, &apub_key, NULL);
if (!DH_generate_key(b))
goto err3;
DH_get0_key(b, &bpub_key, &bpriv_key);
/* Also test with a private-key-only copy of |b|. */
if (!TEST_ptr(c = DHparams_dup(b))
|| !TEST_ptr(cpriv_key = BN_dup(bpriv_key))
|| !TEST_true(DH_set0_key(c, NULL, cpriv_key)))
goto err3;
cpriv_key = NULL;
alen = DH_size(a);
if (!TEST_ptr(abuf = OPENSSL_malloc(alen))
|| !TEST_true((aout = DH_compute_key(abuf, bpub_key, a)) != -1))
goto err3;
blen = DH_size(b);
if (!TEST_ptr(bbuf = OPENSSL_malloc(blen))
|| !TEST_true((bout = DH_compute_key(bbuf, apub_key, b)) != -1))
goto err3;
clen = DH_size(c);
if (!TEST_ptr(cbuf = OPENSSL_malloc(clen))
|| !TEST_true((cout = DH_compute_key(cbuf, apub_key, c)) != -1))
goto err3;
if (!TEST_true(aout >= 4)
|| !TEST_mem_eq(abuf, aout, bbuf, bout)
|| !TEST_mem_eq(abuf, aout, cbuf, cout))
goto err3;
ret = 1;
goto success;
err1:
/* an error occurred before p,q,g were assigned to dh */
BN_free(p);
BN_free(q);
BN_free(g);
err2:
/* an error occurred before priv_key was assigned to dh */
BN_free(priv_key);
err3:
success:
OPENSSL_free(abuf);
OPENSSL_free(bbuf);
OPENSSL_free(cbuf);
DH_free(b);
DH_free(a);
DH_free(c);
BN_free(bp);
BN_free(bg);
BN_free(cpriv_key);
BN_GENCB_free(_cb);
DH_free(dh);
return ret;
}
static int cb(int p, int n, BN_GENCB *arg)
{
return 1;
}
/* Test data from RFC 5114 */
static const unsigned char dhtest_1024_160_xA[] = {
0xB9, 0xA3, 0xB3, 0xAE, 0x8F, 0xEF, 0xC1, 0xA2, 0x93, 0x04, 0x96, 0x50,
0x70, 0x86, 0xF8, 0x45, 0x5D, 0x48, 0x94, 0x3E
};
static const unsigned char dhtest_1024_160_yA[] = {
0x2A, 0x85, 0x3B, 0x3D, 0x92, 0x19, 0x75, 0x01, 0xB9, 0x01, 0x5B, 0x2D,
0xEB, 0x3E, 0xD8, 0x4F, 0x5E, 0x02, 0x1D, 0xCC, 0x3E, 0x52, 0xF1, 0x09,
0xD3, 0x27, 0x3D, 0x2B, 0x75, 0x21, 0x28, 0x1C, 0xBA, 0xBE, 0x0E, 0x76,
0xFF, 0x57, 0x27, 0xFA, 0x8A, 0xCC, 0xE2, 0x69, 0x56, 0xBA, 0x9A, 0x1F,
0xCA, 0x26, 0xF2, 0x02, 0x28, 0xD8, 0x69, 0x3F, 0xEB, 0x10, 0x84, 0x1D,
0x84, 0xA7, 0x36, 0x00, 0x54, 0xEC, 0xE5, 0xA7, 0xF5, 0xB7, 0xA6, 0x1A,
0xD3, 0xDF, 0xB3, 0xC6, 0x0D, 0x2E, 0x43, 0x10, 0x6D, 0x87, 0x27, 0xDA,
0x37, 0xDF, 0x9C, 0xCE, 0x95, 0xB4, 0x78, 0x75, 0x5D, 0x06, 0xBC, 0xEA,
0x8F, 0x9D, 0x45, 0x96, 0x5F, 0x75, 0xA5, 0xF3, 0xD1, 0xDF, 0x37, 0x01,
0x16, 0x5F, 0xC9, 0xE5, 0x0C, 0x42, 0x79, 0xCE, 0xB0, 0x7F, 0x98, 0x95,
0x40, 0xAE, 0x96, 0xD5, 0xD8, 0x8E, 0xD7, 0x76
};
static const unsigned char dhtest_1024_160_xB[] = {
0x93, 0x92, 0xC9, 0xF9, 0xEB, 0x6A, 0x7A, 0x6A, 0x90, 0x22, 0xF7, 0xD8,
0x3E, 0x72, 0x23, 0xC6, 0x83, 0x5B, 0xBD, 0xDA
};
static const unsigned char dhtest_1024_160_yB[] = {
0x71, 0x7A, 0x6C, 0xB0, 0x53, 0x37, 0x1F, 0xF4, 0xA3, 0xB9, 0x32, 0x94,
0x1C, 0x1E, 0x56, 0x63, 0xF8, 0x61, 0xA1, 0xD6, 0xAD, 0x34, 0xAE, 0x66,
0x57, 0x6D, 0xFB, 0x98, 0xF6, 0xC6, 0xCB, 0xF9, 0xDD, 0xD5, 0xA5, 0x6C,
0x78, 0x33, 0xF6, 0xBC, 0xFD, 0xFF, 0x09, 0x55, 0x82, 0xAD, 0x86, 0x8E,
0x44, 0x0E, 0x8D, 0x09, 0xFD, 0x76, 0x9E, 0x3C, 0xEC, 0xCD, 0xC3, 0xD3,
0xB1, 0xE4, 0xCF, 0xA0, 0x57, 0x77, 0x6C, 0xAA, 0xF9, 0x73, 0x9B, 0x6A,
0x9F, 0xEE, 0x8E, 0x74, 0x11, 0xF8, 0xD6, 0xDA, 0xC0, 0x9D, 0x6A, 0x4E,
0xDB, 0x46, 0xCC, 0x2B, 0x5D, 0x52, 0x03, 0x09, 0x0E, 0xAE, 0x61, 0x26,
0x31, 0x1E, 0x53, 0xFD, 0x2C, 0x14, 0xB5, 0x74, 0xE6, 0xA3, 0x10, 0x9A,
0x3D, 0xA1, 0xBE, 0x41, 0xBD, 0xCE, 0xAA, 0x18, 0x6F, 0x5C, 0xE0, 0x67,
0x16, 0xA2, 0xB6, 0xA0, 0x7B, 0x3C, 0x33, 0xFE
};
static const unsigned char dhtest_1024_160_Z[] = {
0x5C, 0x80, 0x4F, 0x45, 0x4D, 0x30, 0xD9, 0xC4, 0xDF, 0x85, 0x27, 0x1F,
0x93, 0x52, 0x8C, 0x91, 0xDF, 0x6B, 0x48, 0xAB, 0x5F, 0x80, 0xB3, 0xB5,
0x9C, 0xAA, 0xC1, 0xB2, 0x8F, 0x8A, 0xCB, 0xA9, 0xCD, 0x3E, 0x39, 0xF3,
0xCB, 0x61, 0x45, 0x25, 0xD9, 0x52, 0x1D, 0x2E, 0x64, 0x4C, 0x53, 0xB8,
0x07, 0xB8, 0x10, 0xF3, 0x40, 0x06, 0x2F, 0x25, 0x7D, 0x7D, 0x6F, 0xBF,
0xE8, 0xD5, 0xE8, 0xF0, 0x72, 0xE9, 0xB6, 0xE9, 0xAF, 0xDA, 0x94, 0x13,
0xEA, 0xFB, 0x2E, 0x8B, 0x06, 0x99, 0xB1, 0xFB, 0x5A, 0x0C, 0xAC, 0xED,
0xDE, 0xAE, 0xAD, 0x7E, 0x9C, 0xFB, 0xB3, 0x6A, 0xE2, 0xB4, 0x20, 0x83,
0x5B, 0xD8, 0x3A, 0x19, 0xFB, 0x0B, 0x5E, 0x96, 0xBF, 0x8F, 0xA4, 0xD0,
0x9E, 0x34, 0x55, 0x25, 0x16, 0x7E, 0xCD, 0x91, 0x55, 0x41, 0x6F, 0x46,
0xF4, 0x08, 0xED, 0x31, 0xB6, 0x3C, 0x6E, 0x6D
};
static const unsigned char dhtest_2048_224_xA[] = {
0x22, 0xE6, 0x26, 0x01, 0xDB, 0xFF, 0xD0, 0x67, 0x08, 0xA6, 0x80, 0xF7,
0x47, 0xF3, 0x61, 0xF7, 0x6D, 0x8F, 0x4F, 0x72, 0x1A, 0x05, 0x48, 0xE4,
0x83, 0x29, 0x4B, 0x0C
};
static const unsigned char dhtest_2048_224_yA[] = {
0x1B, 0x3A, 0x63, 0x45, 0x1B, 0xD8, 0x86, 0xE6, 0x99, 0xE6, 0x7B, 0x49,
0x4E, 0x28, 0x8B, 0xD7, 0xF8, 0xE0, 0xD3, 0x70, 0xBA, 0xDD, 0xA7, 0xA0,
0xEF, 0xD2, 0xFD, 0xE7, 0xD8, 0xF6, 0x61, 0x45, 0xCC, 0x9F, 0x28, 0x04,
0x19, 0x97, 0x5E, 0xB8, 0x08, 0x87, 0x7C, 0x8A, 0x4C, 0x0C, 0x8E, 0x0B,
0xD4, 0x8D, 0x4A, 0x54, 0x01, 0xEB, 0x1E, 0x87, 0x76, 0xBF, 0xEE, 0xE1,
0x34, 0xC0, 0x38, 0x31, 0xAC, 0x27, 0x3C, 0xD9, 0xD6, 0x35, 0xAB, 0x0C,
0xE0, 0x06, 0xA4, 0x2A, 0x88, 0x7E, 0x3F, 0x52, 0xFB, 0x87, 0x66, 0xB6,
0x50, 0xF3, 0x80, 0x78, 0xBC, 0x8E, 0xE8, 0x58, 0x0C, 0xEF, 0xE2, 0x43,
0x96, 0x8C, 0xFC, 0x4F, 0x8D, 0xC3, 0xDB, 0x08, 0x45, 0x54, 0x17, 0x1D,
0x41, 0xBF, 0x2E, 0x86, 0x1B, 0x7B, 0xB4, 0xD6, 0x9D, 0xD0, 0xE0, 0x1E,
0xA3, 0x87, 0xCB, 0xAA, 0x5C, 0xA6, 0x72, 0xAF, 0xCB, 0xE8, 0xBD, 0xB9,
0xD6, 0x2D, 0x4C, 0xE1, 0x5F, 0x17, 0xDD, 0x36, 0xF9, 0x1E, 0xD1, 0xEE,
0xDD, 0x65, 0xCA, 0x4A, 0x06, 0x45, 0x5C, 0xB9, 0x4C, 0xD4, 0x0A, 0x52,
0xEC, 0x36, 0x0E, 0x84, 0xB3, 0xC9, 0x26, 0xE2, 0x2C, 0x43, 0x80, 0xA3,
0xBF, 0x30, 0x9D, 0x56, 0x84, 0x97, 0x68, 0xB7, 0xF5, 0x2C, 0xFD, 0xF6,
0x55, 0xFD, 0x05, 0x3A, 0x7E, 0xF7, 0x06, 0x97, 0x9E, 0x7E, 0x58, 0x06,
0xB1, 0x7D, 0xFA, 0xE5, 0x3A, 0xD2, 0xA5, 0xBC, 0x56, 0x8E, 0xBB, 0x52,
0x9A, 0x7A, 0x61, 0xD6, 0x8D, 0x25, 0x6F, 0x8F, 0xC9, 0x7C, 0x07, 0x4A,
0x86, 0x1D, 0x82, 0x7E, 0x2E, 0xBC, 0x8C, 0x61, 0x34, 0x55, 0x31, 0x15,
0xB7, 0x0E, 0x71, 0x03, 0x92, 0x0A, 0xA1, 0x6D, 0x85, 0xE5, 0x2B, 0xCB,
0xAB, 0x8D, 0x78, 0x6A, 0x68, 0x17, 0x8F, 0xA8, 0xFF, 0x7C, 0x2F, 0x5C,
0x71, 0x64, 0x8D, 0x6F
};
static const unsigned char dhtest_2048_224_xB[] = {
0x4F, 0xF3, 0xBC, 0x96, 0xC7, 0xFC, 0x6A, 0x6D, 0x71, 0xD3, 0xB3, 0x63,
0x80, 0x0A, 0x7C, 0xDF, 0xEF, 0x6F, 0xC4, 0x1B, 0x44, 0x17, 0xEA, 0x15,
0x35, 0x3B, 0x75, 0x90
};
static const unsigned char dhtest_2048_224_yB[] = {
0x4D, 0xCE, 0xE9, 0x92, 0xA9, 0x76, 0x2A, 0x13, 0xF2, 0xF8, 0x38, 0x44,
0xAD, 0x3D, 0x77, 0xEE, 0x0E, 0x31, 0xC9, 0x71, 0x8B, 0x3D, 0xB6, 0xC2,
0x03, 0x5D, 0x39, 0x61, 0x18, 0x2C, 0x3E, 0x0B, 0xA2, 0x47, 0xEC, 0x41,
0x82, 0xD7, 0x60, 0xCD, 0x48, 0xD9, 0x95, 0x99, 0x97, 0x06, 0x22, 0xA1,
0x88, 0x1B, 0xBA, 0x2D, 0xC8, 0x22, 0x93, 0x9C, 0x78, 0xC3, 0x91, 0x2C,
0x66, 0x61, 0xFA, 0x54, 0x38, 0xB2, 0x07, 0x66, 0x22, 0x2B, 0x75, 0xE2,
0x4C, 0x2E, 0x3A, 0xD0, 0xC7, 0x28, 0x72, 0x36, 0x12, 0x95, 0x25, 0xEE,
0x15, 0xB5, 0xDD, 0x79, 0x98, 0xAA, 0x04, 0xC4, 0xA9, 0x69, 0x6C, 0xAC,
0xD7, 0x17, 0x20, 0x83, 0xA9, 0x7A, 0x81, 0x66, 0x4E, 0xAD, 0x2C, 0x47,
0x9E, 0x44, 0x4E, 0x4C, 0x06, 0x54, 0xCC, 0x19, 0xE2, 0x8D, 0x77, 0x03,
0xCE, 0xE8, 0xDA, 0xCD, 0x61, 0x26, 0xF5, 0xD6, 0x65, 0xEC, 0x52, 0xC6,
0x72, 0x55, 0xDB, 0x92, 0x01, 0x4B, 0x03, 0x7E, 0xB6, 0x21, 0xA2, 0xAC,
0x8E, 0x36, 0x5D, 0xE0, 0x71, 0xFF, 0xC1, 0x40, 0x0A, 0xCF, 0x07, 0x7A,
0x12, 0x91, 0x3D, 0xD8, 0xDE, 0x89, 0x47, 0x34, 0x37, 0xAB, 0x7B, 0xA3,
0x46, 0x74, 0x3C, 0x1B, 0x21, 0x5D, 0xD9, 0xC1, 0x21, 0x64, 0xA7, 0xE4,
0x05, 0x31, 0x18, 0xD1, 0x99, 0xBE, 0xC8, 0xEF, 0x6F, 0xC5, 0x61, 0x17,
0x0C, 0x84, 0xC8, 0x7D, 0x10, 0xEE, 0x9A, 0x67, 0x4A, 0x1F, 0xA8, 0xFF,
0xE1, 0x3B, 0xDF, 0xBA, 0x1D, 0x44, 0xDE, 0x48, 0x94, 0x6D, 0x68, 0xDC,
0x0C, 0xDD, 0x77, 0x76, 0x35, 0xA7, 0xAB, 0x5B, 0xFB, 0x1E, 0x4B, 0xB7,
0xB8, 0x56, 0xF9, 0x68, 0x27, 0x73, 0x4C, 0x18, 0x41, 0x38, 0xE9, 0x15,
0xD9, 0xC3, 0x00, 0x2E, 0xBC, 0xE5, 0x31, 0x20, 0x54, 0x6A, 0x7E, 0x20,
0x02, 0x14, 0x2B, 0x6C
};
static const unsigned char dhtest_2048_224_Z[] = {
0x34, 0xD9, 0xBD, 0xDC, 0x1B, 0x42, 0x17, 0x6C, 0x31, 0x3F, 0xEA, 0x03,
0x4C, 0x21, 0x03, 0x4D, 0x07, 0x4A, 0x63, 0x13, 0xBB, 0x4E, 0xCD, 0xB3,
0x70, 0x3F, 0xFF, 0x42, 0x45, 0x67, 0xA4, 0x6B, 0xDF, 0x75, 0x53, 0x0E,
0xDE, 0x0A, 0x9D, 0xA5, 0x22, 0x9D, 0xE7, 0xD7, 0x67, 0x32, 0x28, 0x6C,
0xBC, 0x0F, 0x91, 0xDA, 0x4C, 0x3C, 0x85, 0x2F, 0xC0, 0x99, 0xC6, 0x79,
0x53, 0x1D, 0x94, 0xC7, 0x8A, 0xB0, 0x3D, 0x9D, 0xEC, 0xB0, 0xA4, 0xE4,
0xCA, 0x8B, 0x2B, 0xB4, 0x59, 0x1C, 0x40, 0x21, 0xCF, 0x8C, 0xE3, 0xA2,
0x0A, 0x54, 0x1D, 0x33, 0x99, 0x40, 0x17, 0xD0, 0x20, 0x0A, 0xE2, 0xC9,
0x51, 0x6E, 0x2F, 0xF5, 0x14, 0x57, 0x79, 0x26, 0x9E, 0x86, 0x2B, 0x0F,
0xB4, 0x74, 0xA2, 0xD5, 0x6D, 0xC3, 0x1E, 0xD5, 0x69, 0xA7, 0x70, 0x0B,
0x4C, 0x4A, 0xB1, 0x6B, 0x22, 0xA4, 0x55, 0x13, 0x53, 0x1E, 0xF5, 0x23,
0xD7, 0x12, 0x12, 0x07, 0x7B, 0x5A, 0x16, 0x9B, 0xDE, 0xFF, 0xAD, 0x7A,
0xD9, 0x60, 0x82, 0x84, 0xC7, 0x79, 0x5B, 0x6D, 0x5A, 0x51, 0x83, 0xB8,
0x70, 0x66, 0xDE, 0x17, 0xD8, 0xD6, 0x71, 0xC9, 0xEB, 0xD8, 0xEC, 0x89,
0x54, 0x4D, 0x45, 0xEC, 0x06, 0x15, 0x93, 0xD4, 0x42, 0xC6, 0x2A, 0xB9,
0xCE, 0x3B, 0x1C, 0xB9, 0x94, 0x3A, 0x1D, 0x23, 0xA5, 0xEA, 0x3B, 0xCF,
0x21, 0xA0, 0x14, 0x71, 0xE6, 0x7E, 0x00, 0x3E, 0x7F, 0x8A, 0x69, 0xC7,
0x28, 0xBE, 0x49, 0x0B, 0x2F, 0xC8, 0x8C, 0xFE, 0xB9, 0x2D, 0xB6, 0xA2,
0x15, 0xE5, 0xD0, 0x3C, 0x17, 0xC4, 0x64, 0xC9, 0xAC, 0x1A, 0x46, 0xE2,
0x03, 0xE1, 0x3F, 0x95, 0x29, 0x95, 0xFB, 0x03, 0xC6, 0x9D, 0x3C, 0xC4,
0x7F, 0xCB, 0x51, 0x0B, 0x69, 0x98, 0xFF, 0xD3, 0xAA, 0x6D, 0xE7, 0x3C,
0xF9, 0xF6, 0x38, 0x69
};
static const unsigned char dhtest_2048_256_xA[] = {
0x08, 0x81, 0x38, 0x2C, 0xDB, 0x87, 0x66, 0x0C, 0x6D, 0xC1, 0x3E, 0x61,
0x49, 0x38, 0xD5, 0xB9, 0xC8, 0xB2, 0xF2, 0x48, 0x58, 0x1C, 0xC5, 0xE3,
0x1B, 0x35, 0x45, 0x43, 0x97, 0xFC, 0xE5, 0x0E
};
static const unsigned char dhtest_2048_256_yA[] = {
0x2E, 0x93, 0x80, 0xC8, 0x32, 0x3A, 0xF9, 0x75, 0x45, 0xBC, 0x49, 0x41,
0xDE, 0xB0, 0xEC, 0x37, 0x42, 0xC6, 0x2F, 0xE0, 0xEC, 0xE8, 0x24, 0xA6,
0xAB, 0xDB, 0xE6, 0x6C, 0x59, 0xBE, 0xE0, 0x24, 0x29, 0x11, 0xBF, 0xB9,
0x67, 0x23, 0x5C, 0xEB, 0xA3, 0x5A, 0xE1, 0x3E, 0x4E, 0xC7, 0x52, 0xBE,
0x63, 0x0B, 0x92, 0xDC, 0x4B, 0xDE, 0x28, 0x47, 0xA9, 0xC6, 0x2C, 0xB8,
0x15, 0x27, 0x45, 0x42, 0x1F, 0xB7, 0xEB, 0x60, 0xA6, 0x3C, 0x0F, 0xE9,
0x15, 0x9F, 0xCC, 0xE7, 0x26, 0xCE, 0x7C, 0xD8, 0x52, 0x3D, 0x74, 0x50,
0x66, 0x7E, 0xF8, 0x40, 0xE4, 0x91, 0x91, 0x21, 0xEB, 0x5F, 0x01, 0xC8,
0xC9, 0xB0, 0xD3, 0xD6, 0x48, 0xA9, 0x3B, 0xFB, 0x75, 0x68, 0x9E, 0x82,
0x44, 0xAC, 0x13, 0x4A, 0xF5, 0x44, 0x71, 0x1C, 0xE7, 0x9A, 0x02, 0xDC,
0xC3, 0x42, 0x26, 0x68, 0x47, 0x80, 0xDD, 0xDC, 0xB4, 0x98, 0x59, 0x41,
0x06, 0xC3, 0x7F, 0x5B, 0xC7, 0x98, 0x56, 0x48, 0x7A, 0xF5, 0xAB, 0x02,
0x2A, 0x2E, 0x5E, 0x42, 0xF0, 0x98, 0x97, 0xC1, 0xA8, 0x5A, 0x11, 0xEA,
0x02, 0x12, 0xAF, 0x04, 0xD9, 0xB4, 0xCE, 0xBC, 0x93, 0x7C, 0x3C, 0x1A,
0x3E, 0x15, 0xA8, 0xA0, 0x34, 0x2E, 0x33, 0x76, 0x15, 0xC8, 0x4E, 0x7F,
0xE3, 0xB8, 0xB9, 0xB8, 0x7F, 0xB1, 0xE7, 0x3A, 0x15, 0xAF, 0x12, 0xA3,
0x0D, 0x74, 0x6E, 0x06, 0xDF, 0xC3, 0x4F, 0x29, 0x0D, 0x79, 0x7C, 0xE5,
0x1A, 0xA1, 0x3A, 0xA7, 0x85, 0xBF, 0x66, 0x58, 0xAF, 0xF5, 0xE4, 0xB0,
0x93, 0x00, 0x3C, 0xBE, 0xAF, 0x66, 0x5B, 0x3C, 0x2E, 0x11, 0x3A, 0x3A,
0x4E, 0x90, 0x52, 0x69, 0x34, 0x1D, 0xC0, 0x71, 0x14, 0x26, 0x68, 0x5F,
0x4E, 0xF3, 0x7E, 0x86, 0x8A, 0x81, 0x26, 0xFF, 0x3F, 0x22, 0x79, 0xB5,
0x7C, 0xA6, 0x7E, 0x29
};
static const unsigned char dhtest_2048_256_xB[] = {
0x7D, 0x62, 0xA7, 0xE3, 0xEF, 0x36, 0xDE, 0x61, 0x7B, 0x13, 0xD1, 0xAF,
0xB8, 0x2C, 0x78, 0x0D, 0x83, 0xA2, 0x3B, 0xD4, 0xEE, 0x67, 0x05, 0x64,
0x51, 0x21, 0xF3, 0x71, 0xF5, 0x46, 0xA5, 0x3D
};
static const unsigned char dhtest_2048_256_yB[] = {
0x57, 0x5F, 0x03, 0x51, 0xBD, 0x2B, 0x1B, 0x81, 0x74, 0x48, 0xBD, 0xF8,
0x7A, 0x6C, 0x36, 0x2C, 0x1E, 0x28, 0x9D, 0x39, 0x03, 0xA3, 0x0B, 0x98,
0x32, 0xC5, 0x74, 0x1F, 0xA2, 0x50, 0x36, 0x3E, 0x7A, 0xCB, 0xC7, 0xF7,
0x7F, 0x3D, 0xAC, 0xBC, 0x1F, 0x13, 0x1A, 0xDD, 0x8E, 0x03, 0x36, 0x7E,
0xFF, 0x8F, 0xBB, 0xB3, 0xE1, 0xC5, 0x78, 0x44, 0x24, 0x80, 0x9B, 0x25,
0xAF, 0xE4, 0xD2, 0x26, 0x2A, 0x1A, 0x6F, 0xD2, 0xFA, 0xB6, 0x41, 0x05,
0xCA, 0x30, 0xA6, 0x74, 0xE0, 0x7F, 0x78, 0x09, 0x85, 0x20, 0x88, 0x63,
0x2F, 0xC0, 0x49, 0x23, 0x37, 0x91, 0xAD, 0x4E, 0xDD, 0x08, 0x3A, 0x97,
0x8B, 0x88, 0x3E, 0xE6, 0x18, 0xBC, 0x5E, 0x0D, 0xD0, 0x47, 0x41, 0x5F,
0x2D, 0x95, 0xE6, 0x83, 0xCF, 0x14, 0x82, 0x6B, 0x5F, 0xBE, 0x10, 0xD3,
0xCE, 0x41, 0xC6, 0xC1, 0x20, 0xC7, 0x8A, 0xB2, 0x00, 0x08, 0xC6, 0x98,
0xBF, 0x7F, 0x0B, 0xCA, 0xB9, 0xD7, 0xF4, 0x07, 0xBE, 0xD0, 0xF4, 0x3A,
0xFB, 0x29, 0x70, 0xF5, 0x7F, 0x8D, 0x12, 0x04, 0x39, 0x63, 0xE6, 0x6D,
0xDD, 0x32, 0x0D, 0x59, 0x9A, 0xD9, 0x93, 0x6C, 0x8F, 0x44, 0x13, 0x7C,
0x08, 0xB1, 0x80, 0xEC, 0x5E, 0x98, 0x5C, 0xEB, 0xE1, 0x86, 0xF3, 0xD5,
0x49, 0x67, 0x7E, 0x80, 0x60, 0x73, 0x31, 0xEE, 0x17, 0xAF, 0x33, 0x80,
0xA7, 0x25, 0xB0, 0x78, 0x23, 0x17, 0xD7, 0xDD, 0x43, 0xF5, 0x9D, 0x7A,
0xF9, 0x56, 0x8A, 0x9B, 0xB6, 0x3A, 0x84, 0xD3, 0x65, 0xF9, 0x22, 0x44,
0xED, 0x12, 0x09, 0x88, 0x21, 0x93, 0x02, 0xF4, 0x29, 0x24, 0xC7, 0xCA,
0x90, 0xB8, 0x9D, 0x24, 0xF7, 0x1B, 0x0A, 0xB6, 0x97, 0x82, 0x3D, 0x7D,
0xEB, 0x1A, 0xFF, 0x5B, 0x0E, 0x8E, 0x4A, 0x45, 0xD4, 0x9F, 0x7F, 0x53,
0x75, 0x7E, 0x19, 0x13
};
static const unsigned char dhtest_2048_256_Z[] = {
0x86, 0xC7, 0x0B, 0xF8, 0xD0, 0xBB, 0x81, 0xBB, 0x01, 0x07, 0x8A, 0x17,
0x21, 0x9C, 0xB7, 0xD2, 0x72, 0x03, 0xDB, 0x2A, 0x19, 0xC8, 0x77, 0xF1,
0xD1, 0xF1, 0x9F, 0xD7, 0xD7, 0x7E, 0xF2, 0x25, 0x46, 0xA6, 0x8F, 0x00,
0x5A, 0xD5, 0x2D, 0xC8, 0x45, 0x53, 0xB7, 0x8F, 0xC6, 0x03, 0x30, 0xBE,
0x51, 0xEA, 0x7C, 0x06, 0x72, 0xCA, 0xC1, 0x51, 0x5E, 0x4B, 0x35, 0xC0,
0x47, 0xB9, 0xA5, 0x51, 0xB8, 0x8F, 0x39, 0xDC, 0x26, 0xDA, 0x14, 0xA0,
0x9E, 0xF7, 0x47, 0x74, 0xD4, 0x7C, 0x76, 0x2D, 0xD1, 0x77, 0xF9, 0xED,
0x5B, 0xC2, 0xF1, 0x1E, 0x52, 0xC8, 0x79, 0xBD, 0x95, 0x09, 0x85, 0x04,
0xCD, 0x9E, 0xEC, 0xD8, 0xA8, 0xF9, 0xB3, 0xEF, 0xBD, 0x1F, 0x00, 0x8A,
0xC5, 0x85, 0x30, 0x97, 0xD9, 0xD1, 0x83, 0x7F, 0x2B, 0x18, 0xF7, 0x7C,
0xD7, 0xBE, 0x01, 0xAF, 0x80, 0xA7, 0xC7, 0xB5, 0xEA, 0x3C, 0xA5, 0x4C,
0xC0, 0x2D, 0x0C, 0x11, 0x6F, 0xEE, 0x3F, 0x95, 0xBB, 0x87, 0x39, 0x93,
0x85, 0x87, 0x5D, 0x7E, 0x86, 0x74, 0x7E, 0x67, 0x6E, 0x72, 0x89, 0x38,
0xAC, 0xBF, 0xF7, 0x09, 0x8E, 0x05, 0xBE, 0x4D, 0xCF, 0xB2, 0x40, 0x52,
0xB8, 0x3A, 0xEF, 0xFB, 0x14, 0x78, 0x3F, 0x02, 0x9A, 0xDB, 0xDE, 0x7F,
0x53, 0xFA, 0xE9, 0x20, 0x84, 0x22, 0x40, 0x90, 0xE0, 0x07, 0xCE, 0xE9,
0x4D, 0x4B, 0xF2, 0xBA, 0xCE, 0x9F, 0xFD, 0x4B, 0x57, 0xD2, 0xAF, 0x7C,
0x72, 0x4D, 0x0C, 0xAA, 0x19, 0xBF, 0x05, 0x01, 0xF6, 0xF1, 0x7B, 0x4A,
0xA1, 0x0F, 0x42, 0x5E, 0x3E, 0xA7, 0x60, 0x80, 0xB4, 0xB9, 0xD6, 0xB3,
0xCE, 0xFE, 0xA1, 0x15, 0xB2, 0xCE, 0xB8, 0x78, 0x9B, 0xB8, 0xA3, 0xB0,
0xEA, 0x87, 0xFE, 0xBE, 0x63, 0xB6, 0xC8, 0xF8, 0x46, 0xEC, 0x6D, 0xB0,
0xC2, 0x6C, 0x5D, 0x7C
};
static const unsigned char dhtest_rfc5114_2048_224_bad_y[] = {
0x45, 0x32, 0x5F, 0x51, 0x07, 0xE5, 0xDF, 0x1C, 0xD6, 0x02, 0x82, 0xB3,
0x32, 0x8F, 0xA4, 0x0F, 0x87, 0xB8, 0x41, 0xFE, 0xB9, 0x35, 0xDE, 0xAD,
0xC6, 0x26, 0x85, 0xB4, 0xFF, 0x94, 0x8C, 0x12, 0x4C, 0xBF, 0x5B, 0x20,
0xC4, 0x46, 0xA3, 0x26, 0xEB, 0xA4, 0x25, 0xB7, 0x68, 0x8E, 0xCC, 0x67,
0xBA, 0xEA, 0x58, 0xD0, 0xF2, 0xE9, 0xD2, 0x24, 0x72, 0x60, 0xDA, 0x88,
0x18, 0x9C, 0xE0, 0x31, 0x6A, 0xAD, 0x50, 0x6D, 0x94, 0x35, 0x8B, 0x83,
0x4A, 0x6E, 0xFA, 0x48, 0x73, 0x0F, 0x83, 0x87, 0xFF, 0x6B, 0x66, 0x1F,
0xA8, 0x82, 0xC6, 0x01, 0xE5, 0x80, 0xB5, 0xB0, 0x52, 0xD0, 0xE9, 0xD8,
0x72, 0xF9, 0x7D, 0x5B, 0x8B, 0xA5, 0x4C, 0xA5, 0x25, 0x95, 0x74, 0xE2,
0x7A, 0x61, 0x4E, 0xA7, 0x8F, 0x12, 0xE2, 0xD2, 0x9D, 0x8C, 0x02, 0x70,
0x34, 0x44, 0x32, 0xC7, 0xB2, 0xF3, 0xB9, 0xFE, 0x17, 0x2B, 0xD6, 0x1F,
0x8B, 0x7E, 0x4A, 0xFA, 0xA3, 0xB5, 0x3E, 0x7A, 0x81, 0x9A, 0x33, 0x66,
0x62, 0xA4, 0x50, 0x18, 0x3E, 0xA2, 0x5F, 0x00, 0x07, 0xD8, 0x9B, 0x22,
0xE4, 0xEC, 0x84, 0xD5, 0xEB, 0x5A, 0xF3, 0x2A, 0x31, 0x23, 0xD8, 0x44,
0x22, 0x2A, 0x8B, 0x37, 0x44, 0xCC, 0xC6, 0x87, 0x4B, 0xBE, 0x50, 0x9D,
0x4A, 0xC4, 0x8E, 0x45, 0xCF, 0x72, 0x4D, 0xC0, 0x89, 0xB3, 0x72, 0xED,
0x33, 0x2C, 0xBC, 0x7F, 0x16, 0x39, 0x3B, 0xEB, 0xD2, 0xDD, 0xA8, 0x01,
0x73, 0x84, 0x62, 0xB9, 0x29, 0xD2, 0xC9, 0x51, 0x32, 0x9E, 0x7A, 0x6A,
0xCF, 0xC1, 0x0A, 0xDB, 0x0E, 0xE0, 0x62, 0x77, 0x6F, 0x59, 0x62, 0x72,
0x5A, 0x69, 0xA6, 0x5B, 0x70, 0xCA, 0x65, 0xC4, 0x95, 0x6F, 0x9A, 0xC2,
0xDF, 0x72, 0x6D, 0xB1, 0x1E, 0x54, 0x7B, 0x51, 0xB4, 0xEF, 0x7F, 0x89,
0x93, 0x74, 0x89, 0x59
};
typedef struct {
DH *(*get_param) (void);
const unsigned char *xA;
size_t xA_len;
const unsigned char *yA;
size_t yA_len;
const unsigned char *xB;
size_t xB_len;
const unsigned char *yB;
size_t yB_len;
const unsigned char *Z;
size_t Z_len;
} rfc5114_td;
# define make_rfc5114_td(pre) { \
DH_get_##pre, \
dhtest_##pre##_xA, sizeof(dhtest_##pre##_xA), \
dhtest_##pre##_yA, sizeof(dhtest_##pre##_yA), \
dhtest_##pre##_xB, sizeof(dhtest_##pre##_xB), \
dhtest_##pre##_yB, sizeof(dhtest_##pre##_yB), \
dhtest_##pre##_Z, sizeof(dhtest_##pre##_Z) \
}
static const rfc5114_td rfctd[] = {
make_rfc5114_td(1024_160),
make_rfc5114_td(2048_224),
make_rfc5114_td(2048_256)
};
static int rfc5114_test(void)
{
int i;
DH *dhA = NULL;
DH *dhB = NULL;
unsigned char *Z1 = NULL;
unsigned char *Z2 = NULL;
const rfc5114_td *td = NULL;
BIGNUM *bady = NULL, *priv_key = NULL, *pub_key = NULL;
const BIGNUM *pub_key_tmp;
for (i = 0; i < (int)OSSL_NELEM(rfctd); i++) {
td = rfctd + i;
/* Set up DH structures setting key components */
if (!TEST_ptr(dhA = td->get_param())
|| !TEST_ptr(dhB = td->get_param()))
goto bad_err;
if (!TEST_ptr(priv_key = BN_bin2bn(td->xA, td->xA_len, NULL))
|| !TEST_ptr(pub_key = BN_bin2bn(td->yA, td->yA_len, NULL))
|| !TEST_true(DH_set0_key(dhA, pub_key, priv_key)))
goto bad_err;
if (!TEST_ptr(priv_key = BN_bin2bn(td->xB, td->xB_len, NULL))
|| !TEST_ptr(pub_key = BN_bin2bn(td->yB, td->yB_len, NULL))
|| !TEST_true( DH_set0_key(dhB, pub_key, priv_key)))
goto bad_err;
priv_key = pub_key = NULL;
if (!TEST_uint_eq(td->Z_len, (size_t)DH_size(dhA))
|| !TEST_uint_eq(td->Z_len, (size_t)DH_size(dhB)))
goto err;
if (!TEST_ptr(Z1 = OPENSSL_malloc(DH_size(dhA)))
|| !TEST_ptr(Z2 = OPENSSL_malloc(DH_size(dhB))))
goto bad_err;
/*
* Work out shared secrets using both sides and compare with expected
* values.
*/
DH_get0_key(dhB, &pub_key_tmp, NULL);
if (!TEST_int_ne(DH_compute_key(Z1, pub_key_tmp, dhA), -1))
goto bad_err;
DH_get0_key(dhA, &pub_key_tmp, NULL);
if (!TEST_int_ne(DH_compute_key(Z2, pub_key_tmp, dhB), -1))
goto bad_err;
if (!TEST_mem_eq(Z1, td->Z_len, td->Z, td->Z_len)
|| !TEST_mem_eq(Z2, td->Z_len, td->Z, td->Z_len))
goto err;
DH_free(dhA);
dhA = NULL;
DH_free(dhB);
dhB = NULL;
OPENSSL_free(Z1);
Z1 = NULL;
OPENSSL_free(Z2);
Z2 = NULL;
}
/* Now i == OSSL_NELEM(rfctd) */
/* RFC5114 uses unsafe primes, so now test an invalid y value */
if (!TEST_ptr(dhA = DH_get_2048_224())
|| !TEST_ptr(Z1 = OPENSSL_malloc(DH_size(dhA))))
goto bad_err;
if (!TEST_ptr(bady = BN_bin2bn(dhtest_rfc5114_2048_224_bad_y,
sizeof(dhtest_rfc5114_2048_224_bad_y),
NULL)))
goto bad_err;
if (!DH_generate_key(dhA))
goto bad_err;
if (DH_compute_key(Z1, bady, dhA) != -1) {
/*
* DH_compute_key should fail with -1. If we get here we unexpectedly
* allowed an invalid y value
*/
goto err;
}
/* We'll have a stale error on the queue from the above test so clear it */
ERR_clear_error();
BN_free(bady);
DH_free(dhA);
OPENSSL_free(Z1);
return 1;
bad_err:
BN_free(bady);
DH_free(dhA);
DH_free(dhB);
BN_free(pub_key);
BN_free(priv_key);
OPENSSL_free(Z1);
OPENSSL_free(Z2);
TEST_error("Initialisation error RFC5114 set %d\n", i + 1);
return 0;
err:
BN_free(bady);
DH_free(dhA);
DH_free(dhB);
OPENSSL_free(Z1);
OPENSSL_free(Z2);
TEST_error("Test failed RFC5114 set %d\n", i + 1);
return 0;
}
static int rfc7919_test(void)
{
DH *a = NULL, *b = NULL;
const BIGNUM *apub_key = NULL, *bpub_key = NULL;
unsigned char *abuf = NULL;
unsigned char *bbuf = NULL;
int i, alen, blen, aout, bout;
int ret = 0;
if (!TEST_ptr(a = DH_new_by_nid(NID_ffdhe2048)))
goto err;
if (!DH_check(a, &i))
goto err;
if (!TEST_false(i & DH_CHECK_P_NOT_PRIME)
|| !TEST_false(i & DH_CHECK_P_NOT_SAFE_PRIME)
|| !TEST_false(i & DH_UNABLE_TO_CHECK_GENERATOR)
|| !TEST_false(i & DH_NOT_SUITABLE_GENERATOR)
|| !TEST_false(i))
goto err;
if (!DH_generate_key(a))
goto err;
DH_get0_key(a, &apub_key, NULL);
/* now create another copy of the DH group for the peer */
if (!TEST_ptr(b = DH_new_by_nid(NID_ffdhe2048)))
goto err;
if (!DH_generate_key(b))
goto err;
DH_get0_key(b, &bpub_key, NULL);
alen = DH_size(a);
if (!TEST_ptr(abuf = OPENSSL_malloc(alen))
|| !TEST_true((aout = DH_compute_key(abuf, bpub_key, a)) != -1))
goto err;
blen = DH_size(b);
if (!TEST_ptr(bbuf = OPENSSL_malloc(blen))
|| !TEST_true((bout = DH_compute_key(bbuf, apub_key, b)) != -1))
goto err;
if (!TEST_true(aout >= 20)
|| !TEST_mem_eq(abuf, aout, bbuf, bout))
goto err;
ret = 1;
err:
OPENSSL_free(abuf);
OPENSSL_free(bbuf);
DH_free(a);
DH_free(b);
return ret;
}
#endif
int setup_tests(void)
{
#ifdef OPENSSL_NO_DH
TEST_note("No DH support");
#else
ADD_TEST(dh_test);
ADD_TEST(rfc5114_test);
ADD_TEST(rfc7919_test);
#endif
return 1;
}