+static X509_ALGOR *rsa_mgf1_decode(X509_ALGOR *alg)
+{
+ if (OBJ_obj2nid(alg->algorithm) != NID_mgf1)
+ return NULL;
+ return ASN1_TYPE_unpack_sequence(ASN1_ITEM_rptr(X509_ALGOR),
+ alg->parameter);
+}
+
+static int rsa_pss_param_print(BIO *bp, int pss_key, RSA_PSS_PARAMS *pss,
+ int indent)
+{
+ int rv = 0;
+ X509_ALGOR *maskHash = NULL;
+
+ if (!BIO_indent(bp, indent, 128))
+ goto err;
+ if (pss_key) {
+ if (pss == NULL) {
+ if (BIO_puts(bp, "No PSS parameter restrictions\n") <= 0)
+ return 0;
+ return 1;
+ } else {
+ if (BIO_puts(bp, "PSS parameter restrictions:") <= 0)
+ return 0;
+ }
+ } else if (pss == NULL) {
+ if (BIO_puts(bp,"(INVALID PSS PARAMETERS)\n") <= 0)
+ return 0;
+ return 1;
+ }
+ if (BIO_puts(bp, "\n") <= 0)
+ goto err;
+ if (pss_key)
+ indent += 2;
+ if (!BIO_indent(bp, indent, 128))
+ goto err;
+ if (BIO_puts(bp, "Hash Algorithm: ") <= 0)
+ goto err;
+
+ if (pss->hashAlgorithm) {
+ if (i2a_ASN1_OBJECT(bp, pss->hashAlgorithm->algorithm) <= 0)
+ goto err;
+ } else if (BIO_puts(bp, "sha1 (default)") <= 0)
+ goto err;
+
+ if (BIO_puts(bp, "\n") <= 0)
+ goto err;
+
+ if (!BIO_indent(bp, indent, 128))
+ goto err;
+
+ if (BIO_puts(bp, "Mask Algorithm: ") <= 0)
+ goto err;
+ if (pss->maskGenAlgorithm) {
+ if (i2a_ASN1_OBJECT(bp, pss->maskGenAlgorithm->algorithm) <= 0)
+ goto err;
+ if (BIO_puts(bp, " with ") <= 0)
+ goto err;
+ maskHash = rsa_mgf1_decode(pss->maskGenAlgorithm);
+ if (maskHash != NULL) {
+ if (i2a_ASN1_OBJECT(bp, maskHash->algorithm) <= 0)
+ goto err;
+ } else if (BIO_puts(bp, "INVALID") <= 0)
+ goto err;
+ } else if (BIO_puts(bp, "mgf1 with sha1 (default)") <= 0)
+ goto err;
+ BIO_puts(bp, "\n");
+
+ if (!BIO_indent(bp, indent, 128))
+ goto err;
+ if (BIO_printf(bp, "%s Salt Length: 0x", pss_key ? "Minimum" : "") <= 0)
+ goto err;
+ if (pss->saltLength) {
+ if (i2a_ASN1_INTEGER(bp, pss->saltLength) <= 0)
+ goto err;
+ } else if (BIO_puts(bp, "14 (default)") <= 0)
+ goto err;
+ BIO_puts(bp, "\n");
+
+ if (!BIO_indent(bp, indent, 128))
+ goto err;
+ if (BIO_puts(bp, "Trailer Field: 0x") <= 0)
+ goto err;
+ if (pss->trailerField) {
+ if (i2a_ASN1_INTEGER(bp, pss->trailerField) <= 0)
+ goto err;
+ } else if (BIO_puts(bp, "BC (default)") <= 0)
+ goto err;
+ BIO_puts(bp, "\n");
+
+ rv = 1;
+
+ err:
+ X509_ALGOR_free(maskHash);
+ return rv;
+
+}
+
+static int pkey_rsa_print(BIO *bp, const EVP_PKEY *pkey, int off, int priv)
+{
+ const RSA *x = pkey->pkey.rsa;
+ char *str;
+ const char *s;
+ int ret = 0, mod_len = 0;
+
+ if (x->n != NULL)
+ mod_len = BN_num_bits(x->n);
+
+ if (!BIO_indent(bp, off, 128))
+ goto err;
+
+ if (BIO_printf(bp, "%s ", pkey_is_pss(pkey) ? "RSA-PSS" : "RSA") <= 0)
+ goto err;
+
+ if (priv && x->d) {
+ if (BIO_printf(bp, "Private-Key: (%d bit)\n", mod_len) <= 0)
+ goto err;
+ str = "modulus:";
+ s = "publicExponent:";
+ } else {
+ if (BIO_printf(bp, "Public-Key: (%d bit)\n", mod_len) <= 0)
+ goto err;
+ str = "Modulus:";
+ s = "Exponent:";
+ }
+ if (!ASN1_bn_print(bp, str, x->n, NULL, off))
+ goto err;
+ if (!ASN1_bn_print(bp, s, x->e, NULL, off))
+ goto err;
+ if (priv) {
+ if (!ASN1_bn_print(bp, "privateExponent:", x->d, NULL, off))
+ goto err;
+ if (!ASN1_bn_print(bp, "prime1:", x->p, NULL, off))
+ goto err;
+ if (!ASN1_bn_print(bp, "prime2:", x->q, NULL, off))
+ goto err;
+ if (!ASN1_bn_print(bp, "exponent1:", x->dmp1, NULL, off))
+ goto err;
+ if (!ASN1_bn_print(bp, "exponent2:", x->dmq1, NULL, off))
+ goto err;
+ if (!ASN1_bn_print(bp, "coefficient:", x->iqmp, NULL, off))
+ goto err;
+ }
+ if (pkey_is_pss(pkey) && !rsa_pss_param_print(bp, 1, x->pss, off))
+ goto err;
+ ret = 1;
+ err:
+ return ret;
+}