Lines Matching refs:NULL
32 BN_CTX *ctx = NULL; in ossl_sm2_compute_z_digest()
33 EVP_MD_CTX *hash = NULL; in ossl_sm2_compute_z_digest()
34 BIGNUM *p = NULL; in ossl_sm2_compute_z_digest()
35 BIGNUM *a = NULL; in ossl_sm2_compute_z_digest()
36 BIGNUM *b = NULL; in ossl_sm2_compute_z_digest()
37 BIGNUM *xG = NULL; in ossl_sm2_compute_z_digest()
38 BIGNUM *yG = NULL; in ossl_sm2_compute_z_digest()
39 BIGNUM *xA = NULL; in ossl_sm2_compute_z_digest()
40 BIGNUM *yA = NULL; in ossl_sm2_compute_z_digest()
42 uint8_t *buf = NULL; in ossl_sm2_compute_z_digest()
47 if (pubkey == NULL) { in ossl_sm2_compute_z_digest()
53 if (hash == NULL) { in ossl_sm2_compute_z_digest()
58 if (ctx == NULL) { in ossl_sm2_compute_z_digest()
71 if (yA == NULL) { in ossl_sm2_compute_z_digest()
114 if (buf == NULL) in ossl_sm2_compute_z_digest()
135 || !EVP_DigestFinal(hash, out, NULL)) { in ossl_sm2_compute_z_digest()
157 uint8_t *z = NULL; in sm2_compute_msg_hash()
158 BIGNUM *e = NULL; in sm2_compute_msg_hash()
159 EVP_MD *fetched_digest = NULL; in sm2_compute_msg_hash()
167 if (hash == NULL) { in sm2_compute_msg_hash()
173 if (z == NULL) in sm2_compute_msg_hash()
177 if (fetched_digest == NULL) { in sm2_compute_msg_hash()
191 || !EVP_DigestFinal(hash, z, NULL)) { in sm2_compute_msg_hash()
196 e = BN_bin2bn(z, md_size, NULL); in sm2_compute_msg_hash()
197 if (e == NULL) in sm2_compute_msg_hash()
212 ECDSA_SIG *sig = NULL; in sm2_sig_gen()
213 EC_POINT *kG = NULL; in sm2_sig_gen()
214 BN_CTX *ctx = NULL; in sm2_sig_gen()
215 BIGNUM *k = NULL; in sm2_sig_gen()
216 BIGNUM *rk = NULL; in sm2_sig_gen()
217 BIGNUM *r = NULL; in sm2_sig_gen()
218 BIGNUM *s = NULL; in sm2_sig_gen()
219 BIGNUM *x1 = NULL; in sm2_sig_gen()
220 BIGNUM *tmp = NULL; in sm2_sig_gen()
224 if (kG == NULL) { in sm2_sig_gen()
229 if (ctx == NULL) { in sm2_sig_gen()
239 if (tmp == NULL) { in sm2_sig_gen()
251 if (r == NULL || s == NULL) { in sm2_sig_gen()
271 if (!EC_POINT_mul(group, kG, k, NULL, NULL, ctx) in sm2_sig_gen()
272 || !EC_POINT_get_affine_coordinates(group, kG, x1, NULL, in sm2_sig_gen()
305 if (sig == NULL) { in sm2_sig_gen()
316 if (sig == NULL) { in sm2_sig_gen()
332 BN_CTX *ctx = NULL; in sm2_sig_verify()
333 EC_POINT *pt = NULL; in sm2_sig_verify()
334 BIGNUM *t = NULL; in sm2_sig_verify()
335 BIGNUM *x1 = NULL; in sm2_sig_verify()
336 const BIGNUM *r = NULL; in sm2_sig_verify()
337 const BIGNUM *s = NULL; in sm2_sig_verify()
342 if (ctx == NULL || pt == NULL) { in sm2_sig_verify()
350 if (x1 == NULL) { in sm2_sig_verify()
386 || !EC_POINT_get_affine_coordinates(group, pt, x1, NULL, ctx)) { in sm2_sig_verify()
412 BIGNUM *e = NULL; in ossl_sm2_do_sign()
413 ECDSA_SIG *sig = NULL; in ossl_sm2_do_sign()
416 if (e == NULL) { in ossl_sm2_do_sign()
435 BIGNUM *e = NULL; in ossl_sm2_do_verify()
439 if (e == NULL) { in ossl_sm2_do_verify()
455 BIGNUM *e = NULL; in ossl_sm2_internal_sign()
456 ECDSA_SIG *s = NULL; in ossl_sm2_internal_sign()
460 if (sig == NULL) { in ossl_sm2_internal_sign()
465 e = BN_bin2bn(dgst, dgstlen, NULL); in ossl_sm2_internal_sign()
466 if (e == NULL) { in ossl_sm2_internal_sign()
472 if (s == NULL) { in ossl_sm2_internal_sign()
496 ECDSA_SIG *s = NULL; in ossl_sm2_internal_verify()
497 BIGNUM *e = NULL; in ossl_sm2_internal_verify()
499 unsigned char *der = NULL; in ossl_sm2_internal_verify()
504 if (s == NULL) { in ossl_sm2_internal_verify()
508 if (d2i_ECDSA_SIG(&s, &p, sig_len) == NULL) { in ossl_sm2_internal_verify()
519 e = BN_bin2bn(dgst, dgstlen, NULL); in ossl_sm2_internal_verify()
520 if (e == NULL) { in ossl_sm2_internal_verify()
