Fix dsaparam -genkey with DER outform
[openssl.git] / test / ectest.c
1 /*
2  * Copyright 2001-2018 The OpenSSL Project Authors. All Rights Reserved.
3  * Copyright (c) 2002, Oracle and/or its affiliates. All rights reserved
4  *
5  * Licensed under the OpenSSL license (the "License").  You may not use
6  * this file except in compliance with the License.  You can obtain a copy
7  * in the file LICENSE in the source distribution or at
8  * https://www.openssl.org/source/license.html
9  */
10
11 #include "internal/nelem.h"
12 #include "testutil.h"
13
14 #ifndef OPENSSL_NO_EC
15 # include <openssl/ec.h>
16 # ifndef OPENSSL_NO_ENGINE
17 #  include <openssl/engine.h>
18 # endif
19 # include <openssl/err.h>
20 # include <openssl/obj_mac.h>
21 # include <openssl/objects.h>
22 # include <openssl/rand.h>
23 # include <openssl/bn.h>
24 # include <openssl/opensslconf.h>
25
26 static size_t crv_len = 0;
27 static EC_builtin_curve *curves = NULL;
28
29 /* test multiplication with group order, long and negative scalars */
30 static int group_order_tests(EC_GROUP *group)
31 {
32     BIGNUM *n1 = NULL, *n2 = NULL, *order = NULL;
33     EC_POINT *P = NULL, *Q = NULL, *R = NULL, *S = NULL;
34     BN_CTX *ctx = NULL;
35     int i = 0, r = 0;
36
37     if (!TEST_ptr(n1 = BN_new())
38         || !TEST_ptr(n2 = BN_new())
39         || !TEST_ptr(order = BN_new())
40         || !TEST_ptr(ctx = BN_CTX_new())
41         || !TEST_ptr(P = EC_POINT_new(group))
42         || !TEST_ptr(Q = EC_POINT_new(group))
43         || !TEST_ptr(R = EC_POINT_new(group))
44         || !TEST_ptr(S = EC_POINT_new(group)))
45         goto err;
46
47     if (!TEST_true(EC_GROUP_get_order(group, order, ctx))
48         || !TEST_true(EC_POINT_mul(group, Q, order, NULL, NULL, ctx))
49         || !TEST_true(EC_POINT_is_at_infinity(group, Q))
50         || !TEST_true(EC_GROUP_precompute_mult(group, ctx))
51         || !TEST_true(EC_POINT_mul(group, Q, order, NULL, NULL, ctx))
52         || !TEST_true(EC_POINT_is_at_infinity(group, Q)))
53         goto err;
54
55     for (i = 1; i <= 2; i++) {
56         const BIGNUM *scalars[6];
57         const EC_POINT *points[6];
58
59         if (!TEST_true(BN_set_word(n1, i))
60             /*
61              * If i == 1, P will be the predefined generator for which
62              * EC_GROUP_precompute_mult has set up precomputation.
63              */
64             || !TEST_true(EC_POINT_mul(group, P, n1, NULL, NULL, ctx))
65             || !TEST_true(BN_one(n1))
66             /* n1 = 1 - order */
67             || !TEST_true(BN_sub(n1, n1, order))
68             || !TEST_true(EC_POINT_mul(group, Q, NULL, P, n1, ctx))
69             || !TEST_int_eq(0, EC_POINT_cmp(group, Q, P, ctx))
70
71             /* n2 = 1 + order */
72             || !TEST_true(BN_add(n2, order, BN_value_one()))
73             || !TEST_true(EC_POINT_mul(group, Q, NULL, P, n2, ctx))
74             || !TEST_int_eq(0, EC_POINT_cmp(group, Q, P, ctx))
75
76             /* n2 = (1 - order) * (1 + order) = 1 - order^2 */
77             || !TEST_true(BN_mul(n2, n1, n2, ctx))
78             || !TEST_true(EC_POINT_mul(group, Q, NULL, P, n2, ctx))
79             || !TEST_int_eq(0, EC_POINT_cmp(group, Q, P, ctx)))
80             goto err;
81
82         /* n2 = order^2 - 1 */
83         BN_set_negative(n2, 0);
84         if (!TEST_true(EC_POINT_mul(group, Q, NULL, P, n2, ctx))
85             /* Add P to verify the result. */
86             || !TEST_true(EC_POINT_add(group, Q, Q, P, ctx))
87             || !TEST_true(EC_POINT_is_at_infinity(group, Q))
88
89             /* Exercise EC_POINTs_mul, including corner cases. */
90             || !TEST_false(EC_POINT_is_at_infinity(group, P)))
91             goto err;
92
93         scalars[0] = scalars[1] = BN_value_one();
94         points[0]  = points[1]  = P;
95
96         if (!TEST_true(EC_POINTs_mul(group, R, NULL, 2, points, scalars, ctx))
97             || !TEST_true(EC_POINT_dbl(group, S, points[0], ctx))
98             || !TEST_int_eq(0, EC_POINT_cmp(group, R, S, ctx)))
99             goto err;
100
101         scalars[0] = n1;
102         points[0] = Q;          /* => infinity */
103         scalars[1] = n2;
104         points[1] = P;          /* => -P */
105         scalars[2] = n1;
106         points[2] = Q;          /* => infinity */
107         scalars[3] = n2;
108         points[3] = Q;          /* => infinity */
109         scalars[4] = n1;
110         points[4] = P;          /* => P */
111         scalars[5] = n2;
112         points[5] = Q;          /* => infinity */
113         if (!TEST_true(EC_POINTs_mul(group, P, NULL, 6, points, scalars, ctx))
114             || !TEST_true(EC_POINT_is_at_infinity(group, P)))
115             goto err;
116     }
117
118     r = 1;
119 err:
120     if (r == 0 && i != 0)
121         TEST_info(i == 1 ? "allowing precomputation" :
122                            "without precomputation");
123     EC_POINT_free(P);
124     EC_POINT_free(Q);
125     EC_POINT_free(R);
126     EC_POINT_free(S);
127     BN_free(n1);
128     BN_free(n2);
129     BN_free(order);
130     BN_CTX_free(ctx);
131     return r;
132 }
133
134 static int prime_field_tests(void)
135 {
136     BN_CTX *ctx = NULL;
137     BIGNUM *p = NULL, *a = NULL, *b = NULL, *scalar3 = NULL;
138     EC_GROUP *group = NULL, *tmp = NULL;
139     EC_GROUP *P_160 = NULL, *P_192 = NULL, *P_224 = NULL,
140              *P_256 = NULL, *P_384 = NULL, *P_521 = NULL;
141     EC_POINT *P = NULL, *Q = NULL, *R = NULL;
142     BIGNUM *x = NULL, *y = NULL, *z = NULL, *yplusone = NULL;
143     const EC_POINT *points[4];
144     const BIGNUM *scalars[4];
145     unsigned char buf[100];
146     size_t len, r = 0;
147     int k;
148
149     if (!TEST_ptr(ctx = BN_CTX_new())
150         || !TEST_ptr(p = BN_new())
151         || !TEST_ptr(a = BN_new())
152         || !TEST_ptr(b = BN_new())
153         || !TEST_true(BN_hex2bn(&p, "17"))
154         || !TEST_true(BN_hex2bn(&a, "1"))
155         || !TEST_true(BN_hex2bn(&b, "1"))
156         /*
157          * applications should use EC_GROUP_new_curve_GFp so
158          * that the library gets to choose the EC_METHOD
159          */
160         || !TEST_ptr(group = EC_GROUP_new(EC_GFp_mont_method()))
161         || !TEST_true(EC_GROUP_set_curve_GFp(group, p, a, b, ctx))
162         || !TEST_ptr(tmp = EC_GROUP_new(EC_GROUP_method_of(group)))
163         || !TEST_true(EC_GROUP_copy(tmp, group)))
164         goto err;
165     EC_GROUP_free(group);
166     group = tmp;
167     tmp = NULL;
168
169     if (!TEST_true(EC_GROUP_get_curve_GFp(group, p, a, b, ctx)))
170         goto err;
171
172     TEST_info("Curve defined by Weierstrass equation");
173     TEST_note("     y^2 = x^3 + a*x + b (mod p)");
174     test_output_bignum("a", a);
175     test_output_bignum("b", b);
176     test_output_bignum("p", p);
177
178     buf[0] = 0;
179     if (!TEST_ptr(P = EC_POINT_new(group))
180         || !TEST_ptr(Q = EC_POINT_new(group))
181         || !TEST_ptr(R = EC_POINT_new(group))
182         || !TEST_true(EC_POINT_set_to_infinity(group, P))
183         || !TEST_true(EC_POINT_is_at_infinity(group, P))
184         || !TEST_true(EC_POINT_oct2point(group, Q, buf, 1, ctx))
185         || !TEST_true(EC_POINT_add(group, P, P, Q, ctx))
186         || !TEST_true(EC_POINT_is_at_infinity(group, P))
187         || !TEST_ptr(x = BN_new())
188         || !TEST_ptr(y = BN_new())
189         || !TEST_ptr(z = BN_new())
190         || !TEST_ptr(yplusone = BN_new())
191         || !TEST_true(BN_hex2bn(&x, "D"))
192         || !TEST_true(EC_POINT_set_compressed_coordinates_GFp(group, Q, x, 1,
193                                                               ctx)))
194         goto err;
195
196     if (!TEST_int_gt(EC_POINT_is_on_curve(group, Q, ctx), 0)) {
197         if (!TEST_true(EC_POINT_get_affine_coordinates_GFp(group, Q, x, y,
198                                                            ctx)))
199             goto err;
200         TEST_info("Point is not on curve");
201         test_output_bignum("x", x);
202         test_output_bignum("y", y);
203         goto err;
204     }
205
206     TEST_note("A cyclic subgroup:");
207     k = 100;
208     do {
209         if (!TEST_int_ne(k--, 0))
210             goto err;
211
212         if (EC_POINT_is_at_infinity(group, P)) {
213             TEST_note("     point at infinity");
214         } else {
215             if (!TEST_true(EC_POINT_get_affine_coordinates_GFp(group, P, x, y,
216                                                                ctx)))
217                 goto err;
218
219             test_output_bignum("x", x);
220             test_output_bignum("y", y);
221         }
222
223         if (!TEST_true(EC_POINT_copy(R, P))
224             || !TEST_true(EC_POINT_add(group, P, P, Q, ctx)))
225             goto err;
226
227     } while (!EC_POINT_is_at_infinity(group, P));
228
229     if (!TEST_true(EC_POINT_add(group, P, Q, R, ctx))
230         || !TEST_true(EC_POINT_is_at_infinity(group, P)))
231         goto err;
232
233     len =
234         EC_POINT_point2oct(group, Q, POINT_CONVERSION_COMPRESSED, buf,
235                            sizeof(buf), ctx);
236     if (!TEST_size_t_ne(len, 0)
237         || !TEST_true(EC_POINT_oct2point(group, P, buf, len, ctx))
238         || !TEST_int_eq(0, EC_POINT_cmp(group, P, Q, ctx)))
239         goto err;
240     test_output_memory("Generator as octet string, compressed form:",
241                        buf, len);
242
243     len = EC_POINT_point2oct(group, Q, POINT_CONVERSION_UNCOMPRESSED,
244                              buf, sizeof(buf), ctx);
245     if (!TEST_size_t_ne(len, 0)
246         || !TEST_true(EC_POINT_oct2point(group, P, buf, len, ctx))
247         || !TEST_int_eq(0, EC_POINT_cmp(group, P, Q, ctx)))
248         goto err;
249     test_output_memory("Generator as octet string, uncompressed form:",
250                        buf, len);
251
252     len = EC_POINT_point2oct(group, Q, POINT_CONVERSION_HYBRID,
253                              buf, sizeof(buf), ctx);
254     if (!TEST_size_t_ne(len, 0)
255         || !TEST_true(EC_POINT_oct2point(group, P, buf, len, ctx))
256         || !TEST_int_eq(0, EC_POINT_cmp(group, P, Q, ctx)))
257         goto err;
258     test_output_memory("Generator as octet string, hybrid form:",
259                        buf, len);
260
261     if (!TEST_true(EC_POINT_get_Jprojective_coordinates_GFp(group, R, x, y, z,
262                                                             ctx)))
263         goto err;
264     TEST_info("A representation of the inverse of that generator in");
265     TEST_note("Jacobian projective coordinates");
266     test_output_bignum("x", x);
267     test_output_bignum("y", y);
268     test_output_bignum("z", z);
269
270     if (!TEST_true(EC_POINT_invert(group, P, ctx))
271         || !TEST_int_eq(0, EC_POINT_cmp(group, P, R, ctx))
272
273     /*
274      * Curve secp160r1 (Certicom Research SEC 2 Version 1.0, section 2.4.2,
275      * 2000) -- not a NIST curve, but commonly used
276      */
277
278         || !TEST_true(BN_hex2bn(&p,                         "FFFFFFFF"
279                                     "FFFFFFFFFFFFFFFFFFFFFFFF7FFFFFFF"))
280         || !TEST_int_eq(1, BN_is_prime_ex(p, BN_prime_checks, ctx, NULL))
281         || !TEST_true(BN_hex2bn(&a,                         "FFFFFFFF"
282                                     "FFFFFFFFFFFFFFFFFFFFFFFF7FFFFFFC"))
283         || !TEST_true(BN_hex2bn(&b,                         "1C97BEFC"
284                                     "54BD7A8B65ACF89F81D4D4ADC565FA45"))
285         || !TEST_true(EC_GROUP_set_curve_GFp(group, p, a, b, ctx))
286         || !TEST_true(BN_hex2bn(&x,                         "4A96B568"
287                                     "8EF573284664698968C38BB913CBFC82"))
288         || !TEST_true(BN_hex2bn(&y,                         "23a62855"
289                                     "3168947d59dcc912042351377ac5fb32"))
290         || !TEST_true(BN_add(yplusone, y, BN_value_one()))
291     /*
292      * When (x, y) is on the curve, (x, y + 1) is, as it happens, not,
293      * and therefore setting the coordinates should fail.
294      */
295         || !TEST_false(EC_POINT_set_affine_coordinates_GFp(group, P, x,
296                                                            yplusone, ctx))
297         || !TEST_true(EC_POINT_set_affine_coordinates_GFp(group, P, x, y, ctx))
298         || !TEST_int_gt(EC_POINT_is_on_curve(group, P, ctx), 0)
299         || !TEST_true(BN_hex2bn(&z,                       "0100000000"
300                                     "000000000001F4C8F927AED3CA752257"))
301         || !TEST_true(EC_GROUP_set_generator(group, P, z, BN_value_one()))
302         || !TEST_true(EC_POINT_get_affine_coordinates_GFp(group, P, x, y, ctx)))
303         goto err;
304     TEST_info("SEC2 curve secp160r1 -- Generator");
305     test_output_bignum("x", x);
306     test_output_bignum("y", y);
307     /* G_y value taken from the standard: */
308     if (!TEST_true(BN_hex2bn(&z,                         "23a62855"
309                                  "3168947d59dcc912042351377ac5fb32"))
310         || !TEST_BN_eq(y, z)
311         || !TEST_int_eq(EC_GROUP_get_degree(group), 160)
312         || !group_order_tests(group)
313         || !TEST_ptr(P_160 = EC_GROUP_new(EC_GROUP_method_of(group)))
314         || !TEST_true(EC_GROUP_copy(P_160, group))
315
316     /* Curve P-192 (FIPS PUB 186-2, App. 6) */
317
318         || !TEST_true(BN_hex2bn(&p,                 "FFFFFFFFFFFFFFFF"
319                                     "FFFFFFFFFFFFFFFEFFFFFFFFFFFFFFFF"))
320         || !TEST_int_eq(1, BN_is_prime_ex(p, BN_prime_checks, ctx, NULL))
321         || !TEST_true(BN_hex2bn(&a,                 "FFFFFFFFFFFFFFFF"
322                                     "FFFFFFFFFFFFFFFEFFFFFFFFFFFFFFFC"))
323         || !TEST_true(BN_hex2bn(&b,                 "64210519E59C80E7"
324                                     "0FA7E9AB72243049FEB8DEECC146B9B1"))
325         || !TEST_true(EC_GROUP_set_curve_GFp(group, p, a, b, ctx))
326         || !TEST_true(BN_hex2bn(&x,                 "188DA80EB03090F6"
327                                     "7CBF20EB43A18800F4FF0AFD82FF1012"))
328         || !TEST_true(EC_POINT_set_compressed_coordinates_GFp(group, P, x, 1,
329                                                               ctx))
330         || !TEST_int_gt(EC_POINT_is_on_curve(group, P, ctx), 0)
331         || !TEST_true(BN_hex2bn(&z,                 "FFFFFFFFFFFFFFFF"
332                                     "FFFFFFFF99DEF836146BC9B1B4D22831"))
333         || !TEST_true(EC_GROUP_set_generator(group, P, z, BN_value_one()))
334         || !TEST_true(EC_POINT_get_affine_coordinates_GFp(group, P, x, y, ctx)))
335         goto err;
336
337     TEST_info("NIST curve P-192 -- Generator");
338     test_output_bignum("x", x);
339     test_output_bignum("y", y);
340     /* G_y value taken from the standard: */
341     if (!TEST_true(BN_hex2bn(&z,                 "07192B95FFC8DA78"
342                                  "631011ED6B24CDD573F977A11E794811"))
343         || !TEST_BN_eq(y, z)
344         || !TEST_true(BN_add(yplusone, y, BN_value_one()))
345     /*
346      * When (x, y) is on the curve, (x, y + 1) is, as it happens, not,
347      * and therefore setting the coordinates should fail.
348      */
349         || !TEST_false(EC_POINT_set_affine_coordinates_GFp(group, P, x,
350                                                            yplusone, ctx))
351         || !TEST_int_eq(EC_GROUP_get_degree(group), 192)
352         || !group_order_tests(group)
353         || !TEST_ptr(P_192 = EC_GROUP_new(EC_GROUP_method_of(group)))
354         || !TEST_true(EC_GROUP_copy(P_192, group))
355
356     /* Curve P-224 (FIPS PUB 186-2, App. 6) */
357
358         || !TEST_true(BN_hex2bn(&p,         "FFFFFFFFFFFFFFFFFFFFFFFF"
359                                     "FFFFFFFF000000000000000000000001"))
360         || !TEST_int_eq(1, BN_is_prime_ex(p, BN_prime_checks, ctx, NULL))
361         || !TEST_true(BN_hex2bn(&a,         "FFFFFFFFFFFFFFFFFFFFFFFF"
362                                     "FFFFFFFEFFFFFFFFFFFFFFFFFFFFFFFE"))
363         || !TEST_true(BN_hex2bn(&b,         "B4050A850C04B3ABF5413256"
364                                     "5044B0B7D7BFD8BA270B39432355FFB4"))
365         || !TEST_true(EC_GROUP_set_curve_GFp(group, p, a, b, ctx))
366         || !TEST_true(BN_hex2bn(&x,         "B70E0CBD6BB4BF7F321390B9"
367                                     "4A03C1D356C21122343280D6115C1D21"))
368         || !TEST_true(EC_POINT_set_compressed_coordinates_GFp(group, P, x, 0,
369                                                               ctx))
370         || !TEST_int_gt(EC_POINT_is_on_curve(group, P, ctx), 0)
371         || !TEST_true(BN_hex2bn(&z,         "FFFFFFFFFFFFFFFFFFFFFFFF"
372                                     "FFFF16A2E0B8F03E13DD29455C5C2A3D"))
373         || !TEST_true(EC_GROUP_set_generator(group, P, z, BN_value_one()))
374         || !TEST_true(EC_POINT_get_affine_coordinates_GFp(group, P, x, y, ctx)))
375         goto err;
376
377     TEST_info("NIST curve P-224 -- Generator");
378     test_output_bignum("x", x);
379     test_output_bignum("y", y);
380     /* G_y value taken from the standard: */
381     if (!TEST_true(BN_hex2bn(&z,         "BD376388B5F723FB4C22DFE6"
382                                  "CD4375A05A07476444D5819985007E34"))
383         || !TEST_BN_eq(y, z)
384         || !TEST_true(BN_add(yplusone, y, BN_value_one()))
385     /*
386      * When (x, y) is on the curve, (x, y + 1) is, as it happens, not,
387      * and therefore setting the coordinates should fail.
388      */
389         || !TEST_false(EC_POINT_set_affine_coordinates_GFp(group, P, x,
390                                                            yplusone, ctx))
391         || !TEST_int_eq(EC_GROUP_get_degree(group), 224)
392         || !group_order_tests(group)
393         || !TEST_ptr(P_224 = EC_GROUP_new(EC_GROUP_method_of(group)))
394         || !TEST_true(EC_GROUP_copy(P_224, group))
395
396     /* Curve P-256 (FIPS PUB 186-2, App. 6) */
397
398         || !TEST_true(BN_hex2bn(&p, "FFFFFFFF000000010000000000000000"
399                                     "00000000FFFFFFFFFFFFFFFFFFFFFFFF"))
400         || !TEST_int_eq(1, BN_is_prime_ex(p, BN_prime_checks, ctx, NULL))
401         || !TEST_true(BN_hex2bn(&a, "FFFFFFFF000000010000000000000000"
402                                     "00000000FFFFFFFFFFFFFFFFFFFFFFFC"))
403         || !TEST_true(BN_hex2bn(&b, "5AC635D8AA3A93E7B3EBBD55769886BC"
404                                     "651D06B0CC53B0F63BCE3C3E27D2604B"))
405         || !TEST_true(EC_GROUP_set_curve_GFp(group, p, a, b, ctx))
406
407         || !TEST_true(BN_hex2bn(&x, "6B17D1F2E12C4247F8BCE6E563A440F2"
408                                     "77037D812DEB33A0F4A13945D898C296"))
409         || !TEST_true(EC_POINT_set_compressed_coordinates_GFp(group, P, x, 1,
410                                                               ctx))
411         || !TEST_int_gt(EC_POINT_is_on_curve(group, P, ctx), 0)
412         || !TEST_true(BN_hex2bn(&z, "FFFFFFFF00000000FFFFFFFFFFFFFFFF"
413                                     "BCE6FAADA7179E84F3B9CAC2FC632551"))
414         || !TEST_true(EC_GROUP_set_generator(group, P, z, BN_value_one()))
415         || !TEST_true(EC_POINT_get_affine_coordinates_GFp(group, P, x, y, ctx)))
416         goto err;
417
418     TEST_info("NIST curve P-256 -- Generator");
419     test_output_bignum("x", x);
420     test_output_bignum("y", y);
421     /* G_y value taken from the standard: */
422     if (!TEST_true(BN_hex2bn(&z, "4FE342E2FE1A7F9B8EE7EB4A7C0F9E16"
423                                  "2BCE33576B315ECECBB6406837BF51F5"))
424         || !TEST_BN_eq(y, z)
425         || !TEST_true(BN_add(yplusone, y, BN_value_one()))
426     /*
427      * When (x, y) is on the curve, (x, y + 1) is, as it happens, not,
428      * and therefore setting the coordinates should fail.
429      */
430         || !TEST_false(EC_POINT_set_affine_coordinates_GFp(group, P, x,
431                                                            yplusone, ctx))
432         || !TEST_int_eq(EC_GROUP_get_degree(group), 256)
433         || !group_order_tests(group)
434         || !TEST_ptr(P_256 = EC_GROUP_new(EC_GROUP_method_of(group)))
435         || !TEST_true(EC_GROUP_copy(P_256, group))
436
437     /* Curve P-384 (FIPS PUB 186-2, App. 6) */
438
439         || !TEST_true(BN_hex2bn(&p, "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF"
440                                     "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFE"
441                                     "FFFFFFFF0000000000000000FFFFFFFF"))
442         || !TEST_int_eq(1, BN_is_prime_ex(p, BN_prime_checks, ctx, NULL))
443         || !TEST_true(BN_hex2bn(&a, "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF"
444                                     "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFE"
445                                     "FFFFFFFF0000000000000000FFFFFFFC"))
446         || !TEST_true(BN_hex2bn(&b, "B3312FA7E23EE7E4988E056BE3F82D19"
447                                     "181D9C6EFE8141120314088F5013875A"
448                                     "C656398D8A2ED19D2A85C8EDD3EC2AEF"))
449         || !TEST_true(EC_GROUP_set_curve_GFp(group, p, a, b, ctx))
450
451         || !TEST_true(BN_hex2bn(&x, "AA87CA22BE8B05378EB1C71EF320AD74"
452                                     "6E1D3B628BA79B9859F741E082542A38"
453                                     "5502F25DBF55296C3A545E3872760AB7"))
454         || !TEST_true(EC_POINT_set_compressed_coordinates_GFp(group, P, x, 1,
455                                                               ctx))
456         || !TEST_int_gt(EC_POINT_is_on_curve(group, P, ctx), 0)
457         || !TEST_true(BN_hex2bn(&z, "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF"
458                                     "FFFFFFFFFFFFFFFFC7634D81F4372DDF"
459                                     "581A0DB248B0A77AECEC196ACCC52973"))
460         || !TEST_true(EC_GROUP_set_generator(group, P, z, BN_value_one()))
461         || !TEST_true(EC_POINT_get_affine_coordinates_GFp(group, P, x, y, ctx)))
462         goto err;
463
464     TEST_info("NIST curve P-384 -- Generator");
465     test_output_bignum("x", x);
466     test_output_bignum("y", y);
467     /* G_y value taken from the standard: */
468     if (!TEST_true(BN_hex2bn(&z, "3617DE4A96262C6F5D9E98BF9292DC29"
469                                  "F8F41DBD289A147CE9DA3113B5F0B8C0"
470                                  "0A60B1CE1D7E819D7A431D7C90EA0E5F"))
471         || !TEST_BN_eq(y, z)
472         || !TEST_true(BN_add(yplusone, y, BN_value_one()))
473     /*
474      * When (x, y) is on the curve, (x, y + 1) is, as it happens, not,
475      * and therefore setting the coordinates should fail.
476      */
477         || !TEST_false(EC_POINT_set_affine_coordinates_GFp(group, P, x,
478                                                            yplusone, ctx))
479         || !TEST_int_eq(EC_GROUP_get_degree(group), 384)
480         || !group_order_tests(group)
481         || !TEST_ptr(P_384 = EC_GROUP_new(EC_GROUP_method_of(group)))
482         || !TEST_true(EC_GROUP_copy(P_384, group))
483
484     /* Curve P-521 (FIPS PUB 186-2, App. 6) */
485         || !TEST_true(BN_hex2bn(&p,                              "1FF"
486                                     "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF"
487                                     "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF"
488                                     "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF"
489                                     "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF"))
490         || !TEST_int_eq(1, BN_is_prime_ex(p, BN_prime_checks, ctx, NULL))
491         || !TEST_true(BN_hex2bn(&a,                              "1FF"
492                                     "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF"
493                                     "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF"
494                                     "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF"
495                                     "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFC"))
496         || !TEST_true(BN_hex2bn(&b,                              "051"
497                                     "953EB9618E1C9A1F929A21A0B68540EE"
498                                     "A2DA725B99B315F3B8B489918EF109E1"
499                                     "56193951EC7E937B1652C0BD3BB1BF07"
500                                     "3573DF883D2C34F1EF451FD46B503F00"))
501         || !TEST_true(EC_GROUP_set_curve_GFp(group, p, a, b, ctx))
502         || !TEST_true(BN_hex2bn(&x,                               "C6"
503                                     "858E06B70404E9CD9E3ECB662395B442"
504                                     "9C648139053FB521F828AF606B4D3DBA"
505                                     "A14B5E77EFE75928FE1DC127A2FFA8DE"
506                                     "3348B3C1856A429BF97E7E31C2E5BD66"))
507         || !TEST_true(EC_POINT_set_compressed_coordinates_GFp(group, P, x, 0,
508                                                               ctx))
509         || !TEST_int_gt(EC_POINT_is_on_curve(group, P, ctx), 0)
510         || !TEST_true(BN_hex2bn(&z,                              "1FF"
511                                     "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF"
512                                     "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFA"
513                                     "51868783BF2F966B7FCC0148F709A5D0"
514                                     "3BB5C9B8899C47AEBB6FB71E91386409"))
515         || !TEST_true(EC_GROUP_set_generator(group, P, z, BN_value_one()))
516         || !TEST_true(EC_POINT_get_affine_coordinates_GFp(group, P, x, y, ctx)))
517         goto err;
518
519     TEST_info("NIST curve P-521 -- Generator");
520     test_output_bignum("x", x);
521     test_output_bignum("y", y);
522     /* G_y value taken from the standard: */
523     if (!TEST_true(BN_hex2bn(&z,                              "118"
524                                  "39296A789A3BC0045C8A5FB42C7D1BD9"
525                                  "98F54449579B446817AFBD17273E662C"
526                                  "97EE72995EF42640C550B9013FAD0761"
527                                  "353C7086A272C24088BE94769FD16650"))
528         || !TEST_BN_eq(y, z)
529         || !TEST_true(BN_add(yplusone, y, BN_value_one()))
530     /*
531      * When (x, y) is on the curve, (x, y + 1) is, as it happens, not,
532      * and therefore setting the coordinates should fail.
533      */
534         || !TEST_false(EC_POINT_set_affine_coordinates_GFp(group, P, x,
535                                                            yplusone, ctx))
536         || !TEST_int_eq(EC_GROUP_get_degree(group), 521)
537         || !group_order_tests(group)
538         || !TEST_ptr(P_521 = EC_GROUP_new(EC_GROUP_method_of(group)))
539         || !TEST_true(EC_GROUP_copy(P_521, group))
540
541     /* more tests using the last curve */
542
543     /* Restore the point that got mangled in the (x, y + 1) test. */
544         || !TEST_true(EC_POINT_set_affine_coordinates_GFp(group, P, x, y, ctx))
545         || !TEST_true(EC_POINT_copy(Q, P))
546         || !TEST_false(EC_POINT_is_at_infinity(group, Q))
547         || !TEST_true(EC_POINT_dbl(group, P, P, ctx))
548         || !TEST_int_gt(EC_POINT_is_on_curve(group, P, ctx), 0)
549         || !TEST_true(EC_POINT_invert(group, Q, ctx))       /* P = -2Q */
550         || !TEST_true(EC_POINT_add(group, R, P, Q, ctx))
551         || !TEST_true(EC_POINT_add(group, R, R, Q, ctx))
552         || !TEST_true(EC_POINT_is_at_infinity(group, R))    /* R = P + 2Q */
553         || !TEST_false(EC_POINT_is_at_infinity(group, Q)))
554         goto err;
555     points[0] = Q;
556     points[1] = Q;
557     points[2] = Q;
558     points[3] = Q;
559
560     if (!TEST_true(EC_GROUP_get_order(group, z, ctx))
561         || !TEST_true(BN_add(y, z, BN_value_one()))
562         || !TEST_BN_even(y)
563         || !TEST_true(BN_rshift1(y, y)))
564         goto err;
565     scalars[0] = y;         /* (group order + 1)/2, so y*Q + y*Q = Q */
566     scalars[1] = y;
567
568     TEST_note("combined multiplication ...");
569
570     /* z is still the group order */
571     if (!TEST_true(EC_POINTs_mul(group, P, NULL, 2, points, scalars, ctx))
572         || !TEST_true(EC_POINTs_mul(group, R, z, 2, points, scalars, ctx))
573         || !TEST_int_eq(0, EC_POINT_cmp(group, P, R, ctx))
574         || !TEST_int_eq(0, EC_POINT_cmp(group, R, Q, ctx))
575         || !TEST_true(BN_rand(y, BN_num_bits(y), 0, 0))
576         || !TEST_true(BN_add(z, z, y)))
577         goto err;
578     BN_set_negative(z, 1);
579     scalars[0] = y;
580     scalars[1] = z;         /* z = -(order + y) */
581
582     if (!TEST_true(EC_POINTs_mul(group, P, NULL, 2, points, scalars, ctx))
583         || !TEST_true(EC_POINT_is_at_infinity(group, P))
584         || !TEST_true(BN_rand(x, BN_num_bits(y) - 1, 0, 0))
585         || !TEST_true(BN_add(z, x, y)))
586         goto err;
587     BN_set_negative(z, 1);
588     scalars[0] = x;
589     scalars[1] = y;
590     scalars[2] = z;         /* z = -(x+y) */
591
592     if (!TEST_ptr(scalar3 = BN_new()))
593         goto err;
594     BN_zero(scalar3);
595     scalars[3] = scalar3;
596
597     if (!TEST_true(EC_POINTs_mul(group, P, NULL, 4, points, scalars, ctx))
598         || !TEST_true(EC_POINT_is_at_infinity(group, P)))
599         goto err;
600
601     TEST_note(" ok\n");
602
603
604     r = 1;
605 err:
606     BN_CTX_free(ctx);
607     BN_free(p);
608     BN_free(a);
609     BN_free(b);
610     EC_GROUP_free(group);
611     EC_GROUP_free(tmp);
612     EC_POINT_free(P);
613     EC_POINT_free(Q);
614     EC_POINT_free(R);
615     BN_free(x);
616     BN_free(y);
617     BN_free(z);
618     BN_free(yplusone);
619     BN_free(scalar3);
620
621     EC_GROUP_free(P_160);
622     EC_GROUP_free(P_192);
623     EC_GROUP_free(P_224);
624     EC_GROUP_free(P_256);
625     EC_GROUP_free(P_384);
626     EC_GROUP_free(P_521);
627     return r;
628 }
629
630 # ifndef OPENSSL_NO_EC2M
631
632 static struct c2_curve_test {
633     const char *name;
634     const char *p;
635     const char *a;
636     const char *b;
637     const char *x;
638     const char *y;
639     int ybit;
640     const char *order;
641     const char *cof;
642     int degree;
643 } char2_curve_tests[] = {
644     /* Curve K-163 (FIPS PUB 186-2, App. 6) */
645     {
646         "NIST curve K-163",
647         "0800000000000000000000000000000000000000C9",
648         "1",
649         "1",
650         "02FE13C0537BBC11ACAA07D793DE4E6D5E5C94EEE8",
651         "0289070FB05D38FF58321F2E800536D538CCDAA3D9",
652         1, "04000000000000000000020108A2E0CC0D99F8A5EF", "2", 163
653     },
654     /* Curve B-163 (FIPS PUB 186-2, App. 6) */
655     {
656         "NIST curve B-163",
657         "0800000000000000000000000000000000000000C9",
658         "1",
659         "020A601907B8C953CA1481EB10512F78744A3205FD",
660         "03F0EBA16286A2D57EA0991168D4994637E8343E36",
661         "00D51FBC6C71A0094FA2CDD545B11C5C0C797324F1",
662         1, "040000000000000000000292FE77E70C12A4234C33", "2", 163
663     },
664     /* Curve K-233 (FIPS PUB 186-2, App. 6) */
665     {
666         "NIST curve K-233",
667         "020000000000000000000000000000000000000004000000000000000001",
668         "0",
669         "1",
670         "017232BA853A7E731AF129F22FF4149563A419C26BF50A4C9D6EEFAD6126",
671         "01DB537DECE819B7F70F555A67C427A8CD9BF18AEB9B56E0C11056FAE6A3",
672         0,
673         "008000000000000000000000000000069D5BB915BCD46EFB1AD5F173ABDF",
674         "4", 233
675     },
676     /* Curve B-233 (FIPS PUB 186-2, App. 6) */
677     {
678         "NIST curve B-233",
679         "020000000000000000000000000000000000000004000000000000000001",
680         "000000000000000000000000000000000000000000000000000000000001",
681         "0066647EDE6C332C7F8C0923BB58213B333B20E9CE4281FE115F7D8F90AD",
682         "00FAC9DFCBAC8313BB2139F1BB755FEF65BC391F8B36F8F8EB7371FD558B",
683         "01006A08A41903350678E58528BEBF8A0BEFF867A7CA36716F7E01F81052",
684         1,
685         "01000000000000000000000000000013E974E72F8A6922031D2603CFE0D7",
686         "2", 233
687     },
688     /* Curve K-283 (FIPS PUB 186-2, App. 6) */
689     {
690         "NIST curve K-283",
691                                                                 "08000000"
692         "00000000000000000000000000000000000000000000000000000000000010A1",
693         "0",
694         "1",
695                                                                 "0503213F"
696         "78CA44883F1A3B8162F188E553CD265F23C1567A16876913B0C2AC2458492836",
697                                                                 "01CCDA38"
698         "0F1C9E318D90F95D07E5426FE87E45C0E8184698E45962364E34116177DD2259",
699         0,
700                                                                 "01FFFFFF"
701         "FFFFFFFFFFFFFFFFFFFFFFFFFFFFE9AE2ED07577265DFF7F94451E061E163C61",
702         "4", 283
703     },
704     /* Curve B-283 (FIPS PUB 186-2, App. 6) */
705     {
706         "NIST curve B-283",
707                                                                 "08000000"
708         "00000000000000000000000000000000000000000000000000000000000010A1",
709                                                                 "00000000"
710         "0000000000000000000000000000000000000000000000000000000000000001",
711                                                                 "027B680A"
712         "C8B8596DA5A4AF8A19A0303FCA97FD7645309FA2A581485AF6263E313B79A2F5",
713                                                                 "05F93925"
714         "8DB7DD90E1934F8C70B0DFEC2EED25B8557EAC9C80E2E198F8CDBECD86B12053",
715                                                                 "03676854"
716         "FE24141CB98FE6D4B20D02B4516FF702350EDDB0826779C813F0DF45BE8112F4",
717         1,
718                                                                 "03FFFFFF"
719         "FFFFFFFFFFFFFFFFFFFFFFFFFFFFEF90399660FC938A90165B042A7CEFADB307",
720         "2", 283
721     },
722     /* Curve K-409 (FIPS PUB 186-2, App. 6) */
723     {
724         "NIST curve K-409",
725                                 "0200000000000000000000000000000000000000"
726         "0000000000000000000000000000000000000000008000000000000000000001",
727         "0",
728         "1",
729                                 "0060F05F658F49C1AD3AB1890F7184210EFD0987"
730         "E307C84C27ACCFB8F9F67CC2C460189EB5AAAA62EE222EB1B35540CFE9023746",
731                                 "01E369050B7C4E42ACBA1DACBF04299C3460782F"
732         "918EA427E6325165E9EA10E3DA5F6C42E9C55215AA9CA27A5863EC48D8E0286B",
733         1,
734                                 "007FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF"
735         "FFFFFFFFFFFFFE5F83B2D4EA20400EC4557D5ED3E3E7CA5B4B5C83B8E01E5FCF",
736         "4", 409
737     },
738     /* Curve B-409 (FIPS PUB 186-2, App. 6) */
739     {
740         "NIST curve B-409",
741                                 "0200000000000000000000000000000000000000"
742         "0000000000000000000000000000000000000000008000000000000000000001",
743                                 "0000000000000000000000000000000000000000"
744         "0000000000000000000000000000000000000000000000000000000000000001",
745                                 "0021A5C2C8EE9FEB5C4B9A753B7B476B7FD6422E"
746         "F1F3DD674761FA99D6AC27C8A9A197B272822F6CD57A55AA4F50AE317B13545F",
747                                 "015D4860D088DDB3496B0C6064756260441CDE4A"
748         "F1771D4DB01FFE5B34E59703DC255A868A1180515603AEAB60794E54BB7996A7",
749                                 "0061B1CFAB6BE5F32BBFA78324ED106A7636B9C5"
750         "A7BD198D0158AA4F5488D08F38514F1FDF4B4F40D2181B3681C364BA0273C706",
751         1,
752                                 "0100000000000000000000000000000000000000"
753         "00000000000001E2AAD6A612F33307BE5FA47C3C9E052F838164CD37D9A21173",
754         "2", 409
755     },
756     /* Curve K-571 (FIPS PUB 186-2, App. 6) */
757     {
758         "NIST curve K-571",
759                                                          "800000000000000"
760         "0000000000000000000000000000000000000000000000000000000000000000"
761         "0000000000000000000000000000000000000000000000000000000000000425",
762         "0",
763         "1",
764                                                         "026EB7A859923FBC"
765         "82189631F8103FE4AC9CA2970012D5D46024804801841CA44370958493B205E6"
766         "47DA304DB4CEB08CBBD1BA39494776FB988B47174DCA88C7E2945283A01C8972",
767                                                         "0349DC807F4FBF37"
768         "4F4AEADE3BCA95314DD58CEC9F307A54FFC61EFC006D8A2C9D4979C0AC44AEA7"
769         "4FBEBBB9F772AEDCB620B01A7BA7AF1B320430C8591984F601CD4C143EF1C7A3",
770         0,
771                                                         "0200000000000000"
772         "00000000000000000000000000000000000000000000000000000000131850E1"
773         "F19A63E4B391A8DB917F4138B630D84BE5D639381E91DEB45CFE778F637C1001",
774         "4", 571
775     },
776     /* Curve B-571 (FIPS PUB 186-2, App. 6) */
777     {
778         "NIST curve B-571",
779                                                          "800000000000000"
780         "0000000000000000000000000000000000000000000000000000000000000000"
781         "0000000000000000000000000000000000000000000000000000000000000425",
782                                                         "0000000000000000"
783         "0000000000000000000000000000000000000000000000000000000000000000"
784         "0000000000000000000000000000000000000000000000000000000000000001",
785                                                         "02F40E7E2221F295"
786         "DE297117B7F3D62F5C6A97FFCB8CEFF1CD6BA8CE4A9A18AD84FFABBD8EFA5933"
787         "2BE7AD6756A66E294AFD185A78FF12AA520E4DE739BACA0C7FFEFF7F2955727A",
788                                                         "0303001D34B85629"
789         "6C16C0D40D3CD7750A93D1D2955FA80AA5F40FC8DB7B2ABDBDE53950F4C0D293"
790         "CDD711A35B67FB1499AE60038614F1394ABFA3B4C850D927E1E7769C8EEC2D19",
791                                                         "037BF27342DA639B"
792         "6DCCFFFEB73D69D78C6C27A6009CBBCA1980F8533921E8A684423E43BAB08A57"
793         "6291AF8F461BB2A8B3531D2F0485C19B16E2F1516E23DD3C1A4827AF1B8AC15B",
794         1,
795                                                         "03FFFFFFFFFFFFFF"
796         "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFE661CE18"
797         "FF55987308059B186823851EC7DD9CA1161DE93D5174D66E8382E9BB2FE84E47",
798         "2", 571
799     }
800 };
801
802 static int char2_curve_test(int n)
803 {
804     int r = 0;
805     BN_CTX *ctx = NULL;
806     BIGNUM *p = NULL, *a = NULL, *b = NULL;
807     BIGNUM *x = NULL, *y = NULL, *z = NULL, *cof = NULL, *yplusone = NULL;
808     EC_GROUP *group = NULL, *variable = NULL;
809     EC_POINT *P = NULL, *Q = NULL, *R = NULL;
810     const EC_POINT *points[3];
811     const BIGNUM *scalars[3];
812     struct c2_curve_test *const test = char2_curve_tests + n;
813
814     if (!TEST_ptr(ctx = BN_CTX_new())
815         || !TEST_ptr(p = BN_new())
816         || !TEST_ptr(a = BN_new())
817         || !TEST_ptr(b = BN_new())
818         || !TEST_ptr(x = BN_new())
819         || !TEST_ptr(y = BN_new())
820         || !TEST_ptr(z = BN_new())
821         || !TEST_ptr(yplusone = BN_new())
822         || !TEST_true(BN_hex2bn(&p, test->p))
823         || !TEST_true(BN_hex2bn(&a, test->a))
824         || !TEST_true(BN_hex2bn(&b, test->b))
825         || !TEST_true(group = EC_GROUP_new(EC_GF2m_simple_method()))
826         || !TEST_true(EC_GROUP_set_curve_GF2m(group, p, a, b, ctx))
827         || !TEST_ptr(P = EC_POINT_new(group))
828         || !TEST_ptr(Q = EC_POINT_new(group))
829         || !TEST_ptr(R = EC_POINT_new(group))
830         || !TEST_true(BN_hex2bn(&x, test->x))
831         || !TEST_true(BN_hex2bn(&y, test->y))
832         || !TEST_true(BN_add(yplusone, y, BN_value_one())))
833         goto err;
834
835 /* Change test based on whether binary point compression is enabled or not. */
836 # ifdef OPENSSL_EC_BIN_PT_COMP
837     /*
838      * When (x, y) is on the curve, (x, y + 1) is, as it happens, not,
839      * and therefore setting the coordinates should fail.
840      */
841     if (!TEST_false(EC_POINT_set_affine_coordinates_GF2m(group, P, x, yplusone,
842                                                          ctx))
843         || !TEST_true(EC_POINT_set_compressed_coordinates_GF2m(group, P, x,
844                                                                test->y_bit,
845                                                                ctx))
846         || !TEST_int_gt(EC_POINT_is_on_curve(group, P, ctx), 0)
847         || !TEST_true(BN_hex2bn(&z, test->order))
848         || !TEST_true(BN_hex2bn(&cof, test->cof))
849         || !TEST_true(EC_GROUP_set_generator(group, P, z, cof))
850         || !TEST_true(EC_POINT_get_affine_coordinates_GF2m(group, P, x, y,
851                                                            ctx)))
852         goto err;
853     TEST_info("%s -- Generator", test->name);
854     test_output_bignum("x", x);
855     test_output_bignum("y", y);
856     /* G_y value taken from the standard: */
857     if (!TEST_true(BN_hex2bn(&z, test->y))
858         || !TEST_BN_eq(y, z))
859         goto err;
860 # else
861     /*
862      * When (x, y) is on the curve, (x, y + 1) is, as it happens, not,
863      * and therefore setting the coordinates should fail.
864      */
865     if (!TEST_false(EC_POINT_set_affine_coordinates_GF2m(group, P, x, yplusone,
866                     ctx))
867         || !TEST_true(EC_POINT_set_affine_coordinates_GF2m(group, P, x, y, ctx))
868         || !TEST_int_gt(EC_POINT_is_on_curve(group, P, ctx), 0)
869         || !TEST_true(BN_hex2bn(&z, test->order))
870         || !TEST_true(BN_hex2bn(&cof, test->cof))
871         || !TEST_true(EC_GROUP_set_generator(group, P, z, cof)))
872         goto err;
873     TEST_info("%s -- Generator:", test->name);
874     test_output_bignum("x", x);
875     test_output_bignum("y", y);
876 # endif
877
878     if (!TEST_int_eq(EC_GROUP_get_degree(group), test->degree)
879         || !group_order_tests(group)
880         || !TEST_ptr(variable = EC_GROUP_new(EC_GROUP_method_of(group)))
881         || !TEST_true(EC_GROUP_copy(variable, group)))
882         goto err;
883
884     /* more tests using the last curve */
885     if (n == OSSL_NELEM(char2_curve_tests) - 1) {
886         if (!TEST_true(EC_POINT_set_affine_coordinates_GF2m(group, P, x, y,
887                                                                 ctx))
888             || !TEST_true(EC_POINT_copy(Q, P))
889             || !TEST_false(EC_POINT_is_at_infinity(group, Q))
890             || !TEST_true(EC_POINT_dbl(group, P, P, ctx))
891             || !TEST_int_gt(EC_POINT_is_on_curve(group, P, ctx), 0)
892             || !TEST_true(EC_POINT_invert(group, Q, ctx))       /* P = -2Q */
893             || !TEST_true(EC_POINT_add(group, R, P, Q, ctx))
894             || !TEST_true(EC_POINT_add(group, R, R, Q, ctx))
895             || !TEST_true(EC_POINT_is_at_infinity(group, R))   /* R = P + 2Q */
896             || !TEST_false(EC_POINT_is_at_infinity(group, Q)))
897             goto err;
898
899         points[0] = Q;
900         points[1] = Q;
901         points[2] = Q;
902
903         if (!TEST_true(BN_add(y, z, BN_value_one()))
904             || !TEST_BN_even(y)
905             || !TEST_true(BN_rshift1(y, y)))
906             goto err;
907         scalars[0] = y;         /* (group order + 1)/2, so y*Q + y*Q = Q */
908         scalars[1] = y;
909
910         TEST_note("combined multiplication ...");
911
912         /* z is still the group order */
913         if (!TEST_true(EC_POINTs_mul(group, P, NULL, 2, points, scalars, ctx))
914             || !TEST_true(EC_POINTs_mul(group, R, z, 2, points, scalars, ctx))
915             || !TEST_int_eq(0, EC_POINT_cmp(group, P, R, ctx))
916             || !TEST_int_eq(0, EC_POINT_cmp(group, R, Q, ctx)))
917             goto err;
918
919         if (!TEST_true(BN_rand(y, BN_num_bits(y), 0, 0))
920             || !TEST_true(BN_add(z, z, y)))
921             goto err;
922         BN_set_negative(z, 1);
923         scalars[0] = y;
924         scalars[1] = z;         /* z = -(order + y) */
925
926         if (!TEST_true(EC_POINTs_mul(group, P, NULL, 2, points, scalars, ctx))
927             || !TEST_true(EC_POINT_is_at_infinity(group, P)))
928             goto err;
929
930         if (!TEST_true(BN_rand(x, BN_num_bits(y) - 1, 0, 0))
931             || !TEST_true(BN_add(z, x, y)))
932             goto err;
933         BN_set_negative(z, 1);
934         scalars[0] = x;
935         scalars[1] = y;
936         scalars[2] = z;         /* z = -(x+y) */
937
938         if (!TEST_true(EC_POINTs_mul(group, P, NULL, 3, points, scalars, ctx))
939             || !TEST_true(EC_POINT_is_at_infinity(group, P)))
940             goto err;;
941     }
942
943     r = 1;
944 err:
945     BN_CTX_free(ctx);
946     BN_free(p);
947     BN_free(a);
948     BN_free(b);
949     BN_free(x);
950     BN_free(y);
951     BN_free(z);
952     BN_free(yplusone);
953     BN_free(cof);
954     EC_POINT_free(P);
955     EC_POINT_free(Q);
956     EC_POINT_free(R);
957     EC_GROUP_free(group);
958     EC_GROUP_free(variable);
959     return r;
960 }
961
962 static int char2_field_tests(void)
963 {
964     BN_CTX *ctx = NULL;
965     BIGNUM *p = NULL, *a = NULL, *b = NULL;
966     EC_GROUP *group = NULL, *tmp = NULL;
967     EC_POINT *P = NULL, *Q = NULL, *R = NULL;
968     BIGNUM *x = NULL, *y = NULL, *z = NULL, *cof = NULL, *yplusone = NULL;
969     unsigned char buf[100];
970     size_t len;
971     int k, r = 0;
972
973     if (!TEST_ptr(ctx = BN_CTX_new())
974         || !TEST_ptr(p = BN_new())
975         || !TEST_ptr(a = BN_new())
976         || !TEST_ptr(b = BN_new())
977         || !TEST_true(BN_hex2bn(&p, "13"))
978         || !TEST_true(BN_hex2bn(&a, "3"))
979         || !TEST_true(BN_hex2bn(&b, "1")))
980         goto err;
981
982     group = EC_GROUP_new(EC_GF2m_simple_method()); /* applications should use
983                                                     * EC_GROUP_new_curve_GF2m
984                                                     * so that the library gets
985                                                     * to choose the EC_METHOD */
986     if (!TEST_ptr(group)
987         || !TEST_true(EC_GROUP_set_curve_GF2m(group, p, a, b, ctx))
988         || !TEST_ptr(tmp = EC_GROUP_new(EC_GROUP_method_of(group)))
989         || !TEST_true(EC_GROUP_copy(tmp, group)))
990         goto err;
991     EC_GROUP_free(group);
992     group = tmp;
993     tmp = NULL;
994
995     if (!TEST_true(EC_GROUP_get_curve_GF2m(group, p, a, b, ctx)))
996         goto err;
997
998     TEST_info("Curve defined by Weierstrass equation");
999     TEST_note("     y^2 + x*y = x^3 + a*x^2 + b (mod p)");
1000     test_output_bignum("a", a);
1001     test_output_bignum("b", b);
1002     test_output_bignum("p", p);
1003
1004      if (!TEST_ptr(P = EC_POINT_new(group))
1005         || !TEST_ptr(Q = EC_POINT_new(group))
1006         || !TEST_ptr(R = EC_POINT_new(group))
1007         || !TEST_true(EC_POINT_set_to_infinity(group, P))
1008         || !TEST_true(EC_POINT_is_at_infinity(group, P)))
1009         goto err;
1010
1011     buf[0] = 0;
1012     if (!TEST_true(EC_POINT_oct2point(group, Q, buf, 1, ctx))
1013         || !TEST_true(EC_POINT_add(group, P, P, Q, ctx))
1014         || !TEST_true(EC_POINT_is_at_infinity(group, P))
1015         || !TEST_ptr(x = BN_new())
1016         || !TEST_ptr(y = BN_new())
1017         || !TEST_ptr(z = BN_new())
1018         || !TEST_ptr(cof = BN_new())
1019         || !TEST_ptr(yplusone = BN_new())
1020         || !TEST_true(BN_hex2bn(&x, "6"))
1021 /* Change test based on whether binary point compression is enabled or not. */
1022 #  ifdef OPENSSL_EC_BIN_PT_COMP
1023         || !TEST_true(EC_POINT_set_compressed_coordinates_GF2m(group, Q, x, 1,
1024                                                                ctx))
1025 #  else
1026         || !TEST_true(BN_hex2bn(&y, "8"))
1027         || !TEST_true(EC_POINT_set_affine_coordinates_GF2m(group, Q, x, y, ctx))
1028 #  endif
1029        )
1030         goto err;
1031     if (!TEST_int_gt(EC_POINT_is_on_curve(group, Q, ctx), 0)) {
1032 /* Change test based on whether binary point compression is enabled or not. */
1033 #  ifdef OPENSSL_EC_BIN_PT_COMP
1034         if (!TEST_true(EC_POINT_get_affine_coordinates_GF2m(group, Q, x, y,
1035                                                             ctx)))
1036             goto err;
1037 #  endif
1038         TEST_info("Point is not on curve");
1039         test_output_bignum("x", x);
1040         test_output_bignum("y", y);
1041         goto err;
1042     }
1043
1044     TEST_note("A cyclic subgroup:");
1045     k = 100;
1046     do {
1047         if (!TEST_int_ne(k--, 0))
1048             goto err;
1049
1050         if (EC_POINT_is_at_infinity(group, P))
1051             TEST_note("     point at infinity");
1052         else {
1053             if (!TEST_true(EC_POINT_get_affine_coordinates_GF2m(group, P, x, y,
1054                                                                 ctx)))
1055                 goto err;
1056
1057             test_output_bignum("x", x);
1058             test_output_bignum("y", y);
1059         }
1060
1061         if (!TEST_true(EC_POINT_copy(R, P))
1062             || !TEST_true(EC_POINT_add(group, P, P, Q, ctx)))
1063             goto err;
1064     }
1065     while (!EC_POINT_is_at_infinity(group, P));
1066
1067     if (!TEST_true(EC_POINT_add(group, P, Q, R, ctx))
1068         || !TEST_true(EC_POINT_is_at_infinity(group, P)))
1069         goto err;
1070
1071 /* Change test based on whether binary point compression is enabled or not. */
1072 #  ifdef OPENSSL_EC_BIN_PT_COMP
1073     len = EC_POINT_point2oct(group, Q, POINT_CONVERSION_COMPRESSED,
1074                              buf, sizeof(buf), ctx);
1075     if (!TEST_size_t_ne(len, 0)
1076         || !TEST_true(EC_POINT_oct2point(group, P, buf, len, ctx))
1077         || !TEST_int_eq(0, EC_POINT_cmp(group, P, Q, ctx)))
1078         goto err;
1079     test_output_memory("Generator as octet string, compressed form:",
1080                        buf, len);
1081 #  endif
1082
1083     len = EC_POINT_point2oct(group, Q, POINT_CONVERSION_UNCOMPRESSED,
1084                              buf, sizeof(buf), ctx);
1085     if (!TEST_size_t_ne(len, 0)
1086         || !TEST_true(EC_POINT_oct2point(group, P, buf, len, ctx))
1087         || !TEST_int_eq(0, EC_POINT_cmp(group, P, Q, ctx)))
1088         goto err;
1089     test_output_memory("Generator as octet string, uncompressed form:",
1090                        buf, len);
1091
1092 /* Change test based on whether binary point compression is enabled or not. */
1093 #  ifdef OPENSSL_EC_BIN_PT_COMP
1094     len =
1095         EC_POINT_point2oct(group, Q, POINT_CONVERSION_HYBRID, buf, sizeof(buf),
1096                            ctx);
1097     if (!TEST_size_t_ne(len, 0)
1098         || !TEST_true(EC_POINT_oct2point(group, P, buf, len, ctx))
1099         || !TEST_int_eq(0, EC_POINT_cmp(group, P, Q, ctx)))
1100         goto err;
1101     test_output_memory("Generator as octet string, hybrid form:",
1102                        buf, len);
1103 #  endif
1104
1105     if (!TEST_true(EC_POINT_invert(group, P, ctx))
1106         || !TEST_int_eq(0, EC_POINT_cmp(group, P, R, ctx)))
1107         goto err;
1108
1109     TEST_note("\n");
1110
1111     r = 1;
1112 err:
1113     BN_CTX_free(ctx);
1114     BN_free(p);
1115     BN_free(a);
1116     BN_free(b);
1117     EC_GROUP_free(group);
1118     EC_GROUP_free(tmp);
1119     EC_POINT_free(P);
1120     EC_POINT_free(Q);
1121     EC_POINT_free(R);
1122     BN_free(x);
1123     BN_free(y);
1124     BN_free(z);
1125     BN_free(cof);
1126     BN_free(yplusone);
1127     return r;
1128 }
1129 # endif
1130
1131 static int internal_curve_test(int n)
1132 {
1133     EC_GROUP *group = NULL;
1134     int nid = curves[n].nid;
1135
1136     if (!TEST_ptr(group = EC_GROUP_new_by_curve_name(nid))) {
1137         TEST_info("EC_GROUP_new_curve_name() failed with curve %s\n",
1138                   OBJ_nid2sn(nid));
1139         return 0;
1140     }
1141     if (!TEST_true(EC_GROUP_check(group, NULL))) {
1142         TEST_info("EC_GROUP_check() failed with curve %s\n", OBJ_nid2sn(nid));
1143         EC_GROUP_free(group);
1144         return 0;
1145     }
1146     EC_GROUP_free(group);
1147     return 1;
1148 }
1149
1150 static int internal_curve_test_method(int n)
1151 {
1152     int r, nid = curves[n].nid;
1153     EC_GROUP *group;
1154
1155     if (!TEST_ptr(group = EC_GROUP_new_by_curve_name(nid))) {
1156         TEST_info("Curve %s failed\n", OBJ_nid2sn(nid));
1157         return 0;
1158     }
1159     r = group_order_tests(group);
1160     EC_GROUP_free(group);
1161     return r;
1162 }
1163
1164 # ifndef OPENSSL_NO_EC_NISTP_64_GCC_128
1165 /*
1166  * nistp_test_params contains magic numbers for testing our optimized
1167  * implementations of several NIST curves with characteristic > 3.
1168  */
1169 struct nistp_test_params {
1170     const EC_METHOD *(*meth) ();
1171     int degree;
1172     /*
1173      * Qx, Qy and D are taken from
1174      * http://csrc.nist.gov/groups/ST/toolkit/documents/Examples/ECDSA_Prime.pdf
1175      * Otherwise, values are standard curve parameters from FIPS 180-3
1176      */
1177     const char *p, *a, *b, *Qx, *Qy, *Gx, *Gy, *order, *d;
1178 };
1179
1180 static const struct nistp_test_params nistp_tests_params[] = {
1181     {
1182      /* P-224 */
1183      EC_GFp_nistp224_method,
1184      224,
1185      /* p */
1186      "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF000000000000000000000001",
1187      /* a */
1188      "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFFFFFFFFFFFFFFFFFFFFE",
1189      /* b */
1190      "B4050A850C04B3ABF54132565044B0B7D7BFD8BA270B39432355FFB4",
1191      /* Qx */
1192      "E84FB0B8E7000CB657D7973CF6B42ED78B301674276DF744AF130B3E",
1193      /* Qy */
1194      "4376675C6FC5612C21A0FF2D2A89D2987DF7A2BC52183B5982298555",
1195      /* Gx */
1196      "B70E0CBD6BB4BF7F321390B94A03C1D356C21122343280D6115C1D21",
1197      /* Gy */
1198      "BD376388B5F723FB4C22DFE6CD4375A05A07476444D5819985007E34",
1199      /* order */
1200      "FFFFFFFFFFFFFFFFFFFFFFFFFFFF16A2E0B8F03E13DD29455C5C2A3D",
1201      /* d */
1202      "3F0C488E987C80BE0FEE521F8D90BE6034EC69AE11CA72AA777481E8",
1203      },
1204     {
1205      /* P-256 */
1206      EC_GFp_nistp256_method,
1207      256,
1208      /* p */
1209      "ffffffff00000001000000000000000000000000ffffffffffffffffffffffff",
1210      /* a */
1211      "ffffffff00000001000000000000000000000000fffffffffffffffffffffffc",
1212      /* b */
1213      "5ac635d8aa3a93e7b3ebbd55769886bc651d06b0cc53b0f63bce3c3e27d2604b",
1214      /* Qx */
1215      "b7e08afdfe94bad3f1dc8c734798ba1c62b3a0ad1e9ea2a38201cd0889bc7a19",
1216      /* Qy */
1217      "3603f747959dbf7a4bb226e41928729063adc7ae43529e61b563bbc606cc5e09",
1218      /* Gx */
1219      "6b17d1f2e12c4247f8bce6e563a440f277037d812deb33a0f4a13945d898c296",
1220      /* Gy */
1221      "4fe342e2fe1a7f9b8ee7eb4a7c0f9e162bce33576b315ececbb6406837bf51f5",
1222      /* order */
1223      "ffffffff00000000ffffffffffffffffbce6faada7179e84f3b9cac2fc632551",
1224      /* d */
1225      "c477f9f65c22cce20657faa5b2d1d8122336f851a508a1ed04e479c34985bf96",
1226      },
1227     {
1228      /* P-521 */
1229      EC_GFp_nistp521_method,
1230      521,
1231      /* p */
1232                                                                   "1ff"
1233      "ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"
1234      "ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff",
1235      /* a */
1236                                                                   "1ff"
1237      "ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"
1238      "fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffc",
1239      /* b */
1240                                                                   "051"
1241      "953eb9618e1c9a1f929a21a0b68540eea2da725b99b315f3b8b489918ef109e1"
1242      "56193951ec7e937b1652c0bd3bb1bf073573df883d2c34f1ef451fd46b503f00",
1243      /* Qx */
1244                                                                  "0098"
1245      "e91eef9a68452822309c52fab453f5f117c1da8ed796b255e9ab8f6410cca16e"
1246      "59df403a6bdc6ca467a37056b1e54b3005d8ac030decfeb68df18b171885d5c4",
1247      /* Qy */
1248                                                                  "0164"
1249      "350c321aecfc1cca1ba4364c9b15656150b4b78d6a48d7d28e7f31985ef17be8"
1250      "554376b72900712c4b83ad668327231526e313f5f092999a4632fd50d946bc2e",
1251      /* Gx */
1252                                                                    "c6"
1253      "858e06b70404e9cd9e3ecb662395b4429c648139053fb521f828af606b4d3dba"
1254      "a14b5e77efe75928fe1dc127a2ffa8de3348b3c1856a429bf97e7e31c2e5bd66",
1255      /* Gy */
1256                                                                   "118"
1257      "39296a789a3bc0045c8a5fb42c7d1bd998f54449579b446817afbd17273e662c"
1258      "97ee72995ef42640c550b9013fad0761353c7086a272c24088be94769fd16650",
1259      /* order */
1260                                                                   "1ff"
1261      "fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffa"
1262      "51868783bf2f966b7fcc0148f709a5d03bb5c9b8899c47aebb6fb71e91386409",
1263      /* d */
1264                                                                  "0100"
1265      "085f47b8e1b8b11b7eb33028c0b2888e304bfc98501955b45bba1478dc184eee"
1266      "df09b86a5f7c21994406072787205e69a63709fe35aa93ba333514b24f961722",
1267      },
1268 };
1269
1270 static int nistp_single_test(int idx)
1271 {
1272     const struct nistp_test_params *test = nistp_tests_params + idx;
1273     BN_CTX *ctx = NULL;
1274     BIGNUM *p = NULL, *a = NULL, *b = NULL, *x = NULL, *y = NULL;
1275     BIGNUM *n = NULL, *m = NULL, *order = NULL, *yplusone = NULL;
1276     EC_GROUP *NISTP = NULL;
1277     EC_POINT *G = NULL, *P = NULL, *Q = NULL, *Q_CHECK = NULL;
1278     int r = 0;
1279
1280     TEST_note("NIST curve P-%d (optimised implementation):",
1281               test->degree);
1282     if (!TEST_ptr(ctx = BN_CTX_new())
1283         || !TEST_ptr(p = BN_new())
1284         || !TEST_ptr(a = BN_new())
1285         || !TEST_ptr(b = BN_new())
1286         || !TEST_ptr(x = BN_new())
1287         || !TEST_ptr(y = BN_new())
1288         || !TEST_ptr(m = BN_new())
1289         || !TEST_ptr(n = BN_new())
1290         || !TEST_ptr(order = BN_new())
1291         || !TEST_ptr(yplusone = BN_new())
1292
1293         || !TEST_ptr(NISTP = EC_GROUP_new(test->meth()))
1294         || !TEST_true(BN_hex2bn(&p, test->p))
1295         || !TEST_int_eq(1, BN_is_prime_ex(p, BN_prime_checks, ctx, NULL))
1296         || !TEST_true(BN_hex2bn(&a, test->a))
1297         || !TEST_true(BN_hex2bn(&b, test->b))
1298         || !TEST_true(EC_GROUP_set_curve_GFp(NISTP, p, a, b, ctx))
1299         || !TEST_ptr(G = EC_POINT_new(NISTP))
1300         || !TEST_ptr(P = EC_POINT_new(NISTP))
1301         || !TEST_ptr(Q = EC_POINT_new(NISTP))
1302         || !TEST_ptr(Q_CHECK = EC_POINT_new(NISTP))
1303         || !TEST_true(BN_hex2bn(&x, test->Qx))
1304         || !TEST_true(BN_hex2bn(&y, test->Qy))
1305         || !TEST_true(BN_add(yplusone, y, BN_value_one()))
1306     /*
1307      * When (x, y) is on the curve, (x, y + 1) is, as it happens, not,
1308      * and therefore setting the coordinates should fail.
1309      */
1310         || !TEST_false(EC_POINT_set_affine_coordinates_GFp(NISTP, Q_CHECK, x,
1311                                                            yplusone, ctx))
1312         || !TEST_true(EC_POINT_set_affine_coordinates_GFp(NISTP, Q_CHECK, x, y,
1313                                                           ctx))
1314         || !TEST_true(BN_hex2bn(&x, test->Gx))
1315         || !TEST_true(BN_hex2bn(&y, test->Gy))
1316         || !TEST_true(EC_POINT_set_affine_coordinates_GFp(NISTP, G, x, y, ctx))
1317         || !TEST_true(BN_hex2bn(&order, test->order))
1318         || !TEST_true(EC_GROUP_set_generator(NISTP, G, order, BN_value_one()))
1319         || !TEST_int_eq(EC_GROUP_get_degree(NISTP), test->degree))
1320         goto err;
1321
1322     TEST_note("NIST test vectors ... ");
1323     if (!TEST_true(BN_hex2bn(&n, test->d)))
1324         goto err;
1325     /* fixed point multiplication */
1326     EC_POINT_mul(NISTP, Q, n, NULL, NULL, ctx);
1327     if (!TEST_int_eq(0, EC_POINT_cmp(NISTP, Q, Q_CHECK, ctx)))
1328         goto err;
1329     /* random point multiplication */
1330     EC_POINT_mul(NISTP, Q, NULL, G, n, ctx);
1331     if (!TEST_int_eq(0, EC_POINT_cmp(NISTP, Q, Q_CHECK, ctx))
1332
1333         /* set generator to P = 2*G, where G is the standard generator */
1334         || !TEST_true(EC_POINT_dbl(NISTP, P, G, ctx))
1335         || !TEST_true(EC_GROUP_set_generator(NISTP, P, order, BN_value_one()))
1336         /* set the scalar to m=n/2, where n is the NIST test scalar */
1337         || !TEST_true(BN_rshift(m, n, 1)))
1338         goto err;
1339
1340     /* test the non-standard generator */
1341     /* fixed point multiplication */
1342     EC_POINT_mul(NISTP, Q, m, NULL, NULL, ctx);
1343     if (!TEST_int_eq(0, EC_POINT_cmp(NISTP, Q, Q_CHECK, ctx)))
1344         goto err;
1345     /* random point multiplication */
1346     EC_POINT_mul(NISTP, Q, NULL, P, m, ctx);
1347     if (!TEST_int_eq(0, EC_POINT_cmp(NISTP, Q, Q_CHECK, ctx))
1348
1349     /*
1350      * We have not performed precomputation so have_precompute mult should be
1351      * false
1352      */
1353         || !TEST_false(EC_GROUP_have_precompute_mult(NISTP))
1354
1355     /* now repeat all tests with precomputation */
1356         || !TEST_true(EC_GROUP_precompute_mult(NISTP, ctx))
1357         || !TEST_true(EC_GROUP_have_precompute_mult(NISTP)))
1358         goto err;
1359
1360     /* fixed point multiplication */
1361     EC_POINT_mul(NISTP, Q, m, NULL, NULL, ctx);
1362     if (!TEST_int_eq(0, EC_POINT_cmp(NISTP, Q, Q_CHECK, ctx)))
1363         goto err;
1364     /* random point multiplication */
1365     EC_POINT_mul(NISTP, Q, NULL, P, m, ctx);
1366     if (!TEST_int_eq(0, EC_POINT_cmp(NISTP, Q, Q_CHECK, ctx))
1367
1368     /* reset generator */
1369         || !TEST_true(EC_GROUP_set_generator(NISTP, G, order, BN_value_one())))
1370         goto err;
1371     /* fixed point multiplication */
1372     EC_POINT_mul(NISTP, Q, n, NULL, NULL, ctx);
1373     if (!TEST_int_eq(0, EC_POINT_cmp(NISTP, Q, Q_CHECK, ctx)))
1374         goto err;
1375     /* random point multiplication */
1376     EC_POINT_mul(NISTP, Q, NULL, G, n, ctx);
1377     if (!TEST_int_eq(0, EC_POINT_cmp(NISTP, Q, Q_CHECK, ctx)))
1378         goto err;
1379
1380     r = group_order_tests(NISTP);
1381 err:
1382     EC_GROUP_free(NISTP);
1383     EC_POINT_free(G);
1384     EC_POINT_free(P);
1385     EC_POINT_free(Q);
1386     EC_POINT_free(Q_CHECK);
1387     BN_free(n);
1388     BN_free(m);
1389     BN_free(p);
1390     BN_free(a);
1391     BN_free(b);
1392     BN_free(x);
1393     BN_free(y);
1394     BN_free(order);
1395     BN_free(yplusone);
1396     BN_CTX_free(ctx);
1397     return r;
1398 }
1399 # endif
1400
1401 static int parameter_test(void)
1402 {
1403     EC_GROUP *group = NULL, *group2 = NULL;
1404     ECPARAMETERS *ecparameters = NULL;
1405     int r;
1406
1407     r = TEST_ptr(group = EC_GROUP_new_by_curve_name(NID_secp112r1))
1408         && TEST_ptr(ecparameters = EC_GROUP_get_ecparameters(group, NULL))
1409         && TEST_ptr(group2 = EC_GROUP_new_from_ecparameters(ecparameters))
1410         && TEST_int_eq(EC_GROUP_cmp(group, group2, NULL), 0);
1411
1412     EC_GROUP_free(group);
1413     EC_GROUP_free(group2);
1414     ECPARAMETERS_free(ecparameters);
1415     return r;
1416 }
1417 #endif
1418
1419 int setup_tests(void)
1420 {
1421 #ifndef OPENSSL_NO_EC
1422     crv_len = EC_get_builtin_curves(NULL, 0);
1423     if (!TEST_ptr(curves = OPENSSL_malloc(sizeof(*curves) * crv_len))
1424         || !TEST_true(EC_get_builtin_curves(curves, crv_len)))
1425         return 0;
1426
1427     ADD_TEST(parameter_test);
1428     ADD_TEST(prime_field_tests);
1429 # ifndef OPENSSL_NO_EC2M
1430     ADD_TEST(char2_field_tests);
1431     ADD_ALL_TESTS(char2_curve_test, OSSL_NELEM(char2_curve_tests));
1432 # endif
1433 # ifndef OPENSSL_NO_EC_NISTP_64_GCC_128
1434     ADD_ALL_TESTS(nistp_single_test, OSSL_NELEM(nistp_tests_params));
1435 # endif
1436     ADD_ALL_TESTS(internal_curve_test, crv_len);
1437     ADD_ALL_TESTS(internal_curve_test_method, crv_len);
1438 #endif
1439     return 1;
1440 }
1441
1442 void cleanup_tests(void)
1443 {
1444 #ifndef OPENSSL_NO_EC
1445     OPENSSL_free(curves);
1446 #endif
1447 }