ECDSA_SIG *signature = NULL;
BIGNUM *r = NULL, *s = NULL;
BIGNUM *kinv = NULL, *rp = NULL;
+ BIGNUM *sig_r, *sig_s;
if (md_ctx == NULL)
goto x962_int_err;
goto x962_int_err;
if (!BN_dec2bn(&r, r_in) || !BN_dec2bn(&s, s_in))
goto x962_int_err;
- if (BN_cmp(signature->r, r) || BN_cmp(signature->s, s))
+ ECDSA_SIG_get0(&sig_r, &sig_s, signature);
+ if (BN_cmp(sig_r, r) || BN_cmp(sig_s, s))
goto x962_int_err;
BIO_printf(out, ".");
(void)BIO_flush(out);
const unsigned char *sig_ptr;
unsigned char *sig_ptr2;
unsigned char *raw_buf = NULL;
+ BIGNUM *sig_r, *sig_s;
unsigned int sig_len, degree, r_len, s_len, bn_len, buf_len;
int nid, ret = 0;
goto builtin_err;
}
+ ECDSA_SIG_get0(&sig_r, &sig_s, ecdsa_sig);
+
/* Store the two BIGNUMs in raw_buf. */
- r_len = BN_num_bytes(ecdsa_sig->r);
- s_len = BN_num_bytes(ecdsa_sig->s);
+ r_len = BN_num_bytes(sig_r);
+ s_len = BN_num_bytes(sig_s);
bn_len = (degree + 7) / 8;
if ((r_len > bn_len) || (s_len > bn_len)) {
BIO_printf(out, " failed\n");
buf_len = 2 * bn_len;
if ((raw_buf = OPENSSL_zalloc(buf_len)) == NULL)
goto builtin_err;
- BN_bn2bin(ecdsa_sig->r, raw_buf + bn_len - r_len);
- BN_bn2bin(ecdsa_sig->s, raw_buf + buf_len - s_len);
+ BN_bn2bin(sig_r, raw_buf + bn_len - r_len);
+ BN_bn2bin(sig_s, raw_buf + buf_len - s_len);
/* Modify a single byte in the buffer. */
offset = raw_buf[10] % buf_len;
dirt = raw_buf[11] ? raw_buf[11] : 1;
raw_buf[offset] ^= dirt;
/* Now read the BIGNUMs back in from raw_buf. */
- if ((BN_bin2bn(raw_buf, bn_len, ecdsa_sig->r) == NULL) ||
- (BN_bin2bn(raw_buf + bn_len, bn_len, ecdsa_sig->s) == NULL))
+ if ((BN_bin2bn(raw_buf, bn_len, sig_r) == NULL) ||
+ (BN_bin2bn(raw_buf + bn_len, bn_len, sig_s) == NULL))
goto builtin_err;
sig_ptr2 = signature;
* Sanity check: undo the modification and verify signature.
*/
raw_buf[offset] ^= dirt;
- if ((BN_bin2bn(raw_buf, bn_len, ecdsa_sig->r) == NULL) ||
- (BN_bin2bn(raw_buf + bn_len, bn_len, ecdsa_sig->s) == NULL))
+ if ((BN_bin2bn(raw_buf, bn_len, sig_r) == NULL) ||
+ (BN_bin2bn(raw_buf + bn_len, bn_len, sig_s) == NULL))
goto builtin_err;
sig_ptr2 = signature;