Pull EVP_PKEY print hooks out of the main method table.
This allows the static linker to drop it in consumers which don't need this
stuff (i.e. all sane ones), once crypto/x509 falls off. This cuts down
on a number of dependencies from the core crypto bits on crypto/asn1 and
crypto/x509.
BUG=499653
Change-Id: I76a10a04dcc444c1ded31683df9f87725a95a4e6
Reviewed-on: https://boringssl-review.googlesource.com/5660
Reviewed-by: Adam Langley <agl@google.com>
diff --git a/crypto/evp/CMakeLists.txt b/crypto/evp/CMakeLists.txt
index a1ede4e..ca1b511 100644
--- a/crypto/evp/CMakeLists.txt
+++ b/crypto/evp/CMakeLists.txt
@@ -15,6 +15,7 @@
p_rsa.c
p_rsa_asn1.c
pbkdf.c
+ print.c
sign.c
)
diff --git a/crypto/evp/evp.c b/crypto/evp/evp.c
index fa84212..833f914 100644
--- a/crypto/evp/evp.c
+++ b/crypto/evp/evp.c
@@ -59,7 +59,6 @@
#include <assert.h>
#include <string.h>
-#include <openssl/bio.h>
#include <openssl/dsa.h>
#include <openssl/ec.h>
#include <openssl/err.h>
@@ -358,41 +357,6 @@
return -2;
}
-static int print_unsupported(BIO *out, const EVP_PKEY *pkey, int indent,
- const char *kstr) {
- BIO_indent(out, indent, 128);
- BIO_printf(out, "%s algorithm \"%s\" unsupported\n", kstr,
- OBJ_nid2ln(pkey->type));
- return 1;
-}
-
-int EVP_PKEY_print_public(BIO *out, const EVP_PKEY *pkey, int indent,
- ASN1_PCTX *pctx) {
- if (pkey->ameth && pkey->ameth->pub_print) {
- return pkey->ameth->pub_print(out, pkey, indent, pctx);
- }
-
- return print_unsupported(out, pkey, indent, "Public Key");
-}
-
-int EVP_PKEY_print_private(BIO *out, const EVP_PKEY *pkey, int indent,
- ASN1_PCTX *pctx) {
- if (pkey->ameth && pkey->ameth->priv_print) {
- return pkey->ameth->priv_print(out, pkey, indent, pctx);
- }
-
- return print_unsupported(out, pkey, indent, "Private Key");
-}
-
-int EVP_PKEY_print_params(BIO *out, const EVP_PKEY *pkey, int indent,
- ASN1_PCTX *pctx) {
- if (pkey->ameth && pkey->ameth->param_print) {
- return pkey->ameth->param_print(out, pkey, indent, pctx);
- }
-
- return print_unsupported(out, pkey, indent, "Parameters");
-}
-
int EVP_PKEY_CTX_set_signature_md(EVP_PKEY_CTX *ctx, const EVP_MD *md) {
return EVP_PKEY_CTX_ctrl(ctx, -1, EVP_PKEY_OP_TYPE_SIG, EVP_PKEY_CTRL_MD, 0,
(void *)md);
diff --git a/crypto/evp/internal.h b/crypto/evp/internal.h
index b43ee2f..1cbf28b 100644
--- a/crypto/evp/internal.h
+++ b/crypto/evp/internal.h
@@ -59,6 +59,8 @@
#include <openssl/base.h>
+#include <openssl/rsa.h>
+
#if defined(__cplusplus)
extern "C" {
#endif
@@ -83,7 +85,6 @@
int (*pub_encode)(CBB *out, const EVP_PKEY *key);
int (*pub_cmp)(const EVP_PKEY *a, const EVP_PKEY *b);
- int (*pub_print)(BIO *out, const EVP_PKEY *pkey, int indent, ASN1_PCTX *pctx);
/* priv_decode decodes |params| and |key| as a PrivateKeyInfo and writes the
* result into |out|. It returns one on success and zero on error. |params| is
@@ -95,9 +96,6 @@
* |out|. It returns one on success and zero on error. */
int (*priv_encode)(CBB *out, const EVP_PKEY *key);
- int (*priv_print)(BIO *out, const EVP_PKEY *pkey, int indent,
- ASN1_PCTX *pctx);
-
/* pkey_opaque returns 1 if the |pk| is opaque. Opaque keys are backed by
* custom implementations which do not expose key material and parameters.*/
int (*pkey_opaque)(const EVP_PKEY *pk);
@@ -114,8 +112,6 @@
int (*param_missing)(const EVP_PKEY *pk);
int (*param_copy)(EVP_PKEY *to, const EVP_PKEY *from);
int (*param_cmp)(const EVP_PKEY *a, const EVP_PKEY *b);
- int (*param_print)(BIO *out, const EVP_PKEY *pkey, int indent,
- ASN1_PCTX *pctx);
void (*pkey_free)(EVP_PKEY *pkey);
diff --git a/crypto/evp/p_dsa_asn1.c b/crypto/evp/p_dsa_asn1.c
index bd44ac3..755d5de 100644
--- a/crypto/evp/p_dsa_asn1.c
+++ b/crypto/evp/p_dsa_asn1.c
@@ -55,14 +55,11 @@
#include <openssl/evp.h>
-#include <openssl/asn1.h>
-#include <openssl/asn1t.h>
#include <openssl/digest.h>
#include <openssl/bn.h>
#include <openssl/bytestring.h>
#include <openssl/dsa.h>
#include <openssl/err.h>
-#include <openssl/mem.h>
#include <openssl/obj.h>
#include "internal.h"
@@ -244,91 +241,6 @@
static void int_dsa_free(EVP_PKEY *pkey) { DSA_free(pkey->pkey.dsa); }
-static void update_buflen(const BIGNUM *b, size_t *pbuflen) {
- size_t i;
-
- if (!b) {
- return;
- }
- i = BN_num_bytes(b);
- if (*pbuflen < i) {
- *pbuflen = i;
- }
-}
-
-static int do_dsa_print(BIO *bp, const DSA *x, int off, int ptype) {
- uint8_t *m = NULL;
- int ret = 0;
- size_t buf_len = 0;
- const char *ktype = NULL;
-
- const BIGNUM *priv_key, *pub_key;
-
- priv_key = NULL;
- if (ptype == 2) {
- priv_key = x->priv_key;
- }
-
- pub_key = NULL;
- if (ptype > 0) {
- pub_key = x->pub_key;
- }
-
- ktype = "DSA-Parameters";
- if (ptype == 2) {
- ktype = "Private-Key";
- } else if (ptype == 1) {
- ktype = "Public-Key";
- }
-
- update_buflen(x->p, &buf_len);
- update_buflen(x->q, &buf_len);
- update_buflen(x->g, &buf_len);
- update_buflen(priv_key, &buf_len);
- update_buflen(pub_key, &buf_len);
-
- m = OPENSSL_malloc(buf_len + 10);
- if (m == NULL) {
- OPENSSL_PUT_ERROR(EVP, ERR_R_MALLOC_FAILURE);
- goto err;
- }
-
- if (priv_key) {
- if (!BIO_indent(bp, off, 128) ||
- BIO_printf(bp, "%s: (%d bit)\n", ktype, BN_num_bits(x->p)) <= 0) {
- goto err;
- }
- }
-
- if (!ASN1_bn_print(bp, "priv:", priv_key, m, off) ||
- !ASN1_bn_print(bp, "pub: ", pub_key, m, off) ||
- !ASN1_bn_print(bp, "P: ", x->p, m, off) ||
- !ASN1_bn_print(bp, "Q: ", x->q, m, off) ||
- !ASN1_bn_print(bp, "G: ", x->g, m, off)) {
- goto err;
- }
- ret = 1;
-
-err:
- OPENSSL_free(m);
- return ret;
-}
-
-static int dsa_param_print(BIO *bp, const EVP_PKEY *pkey, int indent,
- ASN1_PCTX *ctx) {
- return do_dsa_print(bp, pkey->pkey.dsa, indent, 0);
-}
-
-static int dsa_pub_print(BIO *bp, const EVP_PKEY *pkey, int indent,
- ASN1_PCTX *ctx) {
- return do_dsa_print(bp, pkey->pkey.dsa, indent, 1);
-}
-
-static int dsa_priv_print(BIO *bp, const EVP_PKEY *pkey, int indent,
- ASN1_PCTX *ctx) {
- return do_dsa_print(bp, pkey->pkey.dsa, indent, 2);
-}
-
static int old_dsa_priv_decode(EVP_PKEY *pkey, const uint8_t **pder,
int derlen) {
DSA *dsa;
@@ -348,11 +260,9 @@
dsa_pub_decode,
dsa_pub_encode,
dsa_pub_cmp,
- dsa_pub_print,
dsa_priv_decode,
dsa_priv_encode,
- dsa_priv_print,
NULL /* pkey_opaque */,
NULL /* pkey_supports_digest */,
@@ -363,7 +273,6 @@
dsa_missing_parameters,
dsa_copy_parameters,
dsa_cmp_parameters,
- dsa_param_print,
int_dsa_free,
old_dsa_priv_decode,
diff --git a/crypto/evp/p_ec_asn1.c b/crypto/evp/p_ec_asn1.c
index 82e8d46..9a84bb6 100644
--- a/crypto/evp/p_ec_asn1.c
+++ b/crypto/evp/p_ec_asn1.c
@@ -55,14 +55,12 @@
#include <openssl/evp.h>
-#include <openssl/asn1t.h>
#include <openssl/bn.h>
#include <openssl/bytestring.h>
#include <openssl/ec.h>
#include <openssl/ec_key.h>
#include <openssl/ecdsa.h>
#include <openssl/err.h>
-#include <openssl/mem.h>
#include <openssl/obj.h>
#include "internal.h"
@@ -236,125 +234,6 @@
static void int_ec_free(EVP_PKEY *pkey) { EC_KEY_free(pkey->pkey.ec); }
-static int do_EC_KEY_print(BIO *bp, const EC_KEY *x, int off, int ktype) {
- uint8_t *buffer = NULL;
- const char *ecstr;
- size_t buf_len = 0, i;
- int ret = 0, reason = ERR_R_BIO_LIB;
- BN_CTX *ctx = NULL;
- const EC_GROUP *group;
- const EC_POINT *public_key;
- const BIGNUM *priv_key;
- uint8_t *pub_key_bytes = NULL;
- size_t pub_key_bytes_len = 0;
-
- if (x == NULL || (group = EC_KEY_get0_group(x)) == NULL) {
- reason = ERR_R_PASSED_NULL_PARAMETER;
- goto err;
- }
-
- ctx = BN_CTX_new();
- if (ctx == NULL) {
- reason = ERR_R_MALLOC_FAILURE;
- goto err;
- }
-
- if (ktype > 0) {
- public_key = EC_KEY_get0_public_key(x);
- if (public_key != NULL) {
- pub_key_bytes_len = EC_POINT_point2oct(
- group, public_key, EC_KEY_get_conv_form(x), NULL, 0, ctx);
- if (pub_key_bytes_len == 0) {
- reason = ERR_R_MALLOC_FAILURE;
- goto err;
- }
- pub_key_bytes = OPENSSL_malloc(pub_key_bytes_len);
- if (pub_key_bytes == NULL) {
- reason = ERR_R_MALLOC_FAILURE;
- goto err;
- }
- pub_key_bytes_len =
- EC_POINT_point2oct(group, public_key, EC_KEY_get_conv_form(x),
- pub_key_bytes, pub_key_bytes_len, ctx);
- if (pub_key_bytes_len == 0) {
- reason = ERR_R_MALLOC_FAILURE;
- goto err;
- }
- buf_len = pub_key_bytes_len;
- }
- }
-
- if (ktype == 2) {
- priv_key = EC_KEY_get0_private_key(x);
- if (priv_key && (i = (size_t)BN_num_bytes(priv_key)) > buf_len) {
- buf_len = i;
- }
- } else {
- priv_key = NULL;
- }
-
- if (ktype > 0) {
- buf_len += 10;
- if ((buffer = OPENSSL_malloc(buf_len)) == NULL) {
- reason = ERR_R_MALLOC_FAILURE;
- goto err;
- }
- }
- if (ktype == 2) {
- ecstr = "Private-Key";
- } else if (ktype == 1) {
- ecstr = "Public-Key";
- } else {
- ecstr = "ECDSA-Parameters";
- }
-
- if (!BIO_indent(bp, off, 128)) {
- goto err;
- }
- const BIGNUM *order = EC_GROUP_get0_order(group);
- if (BIO_printf(bp, "%s: (%d bit)\n", ecstr, BN_num_bits(order)) <= 0) {
- goto err;
- }
-
- if ((priv_key != NULL) &&
- !ASN1_bn_print(bp, "priv:", priv_key, buffer, off)) {
- goto err;
- }
- if (pub_key_bytes != NULL) {
- BIO_hexdump(bp, pub_key_bytes, pub_key_bytes_len, off);
- }
- /* TODO(fork): implement */
- /*
- if (!ECPKParameters_print(bp, group, off))
- goto err; */
- ret = 1;
-
-err:
- if (!ret) {
- OPENSSL_PUT_ERROR(EVP, reason);
- }
- OPENSSL_free(pub_key_bytes);
- BN_CTX_free(ctx);
- OPENSSL_free(buffer);
- return ret;
-}
-
-static int eckey_param_print(BIO *bp, const EVP_PKEY *pkey, int indent,
- ASN1_PCTX *ctx) {
- return do_EC_KEY_print(bp, pkey->pkey.ec, indent, 0);
-}
-
-static int eckey_pub_print(BIO *bp, const EVP_PKEY *pkey, int indent,
- ASN1_PCTX *ctx) {
- return do_EC_KEY_print(bp, pkey->pkey.ec, indent, 1);
-}
-
-
-static int eckey_priv_print(BIO *bp, const EVP_PKEY *pkey, int indent,
- ASN1_PCTX *ctx) {
- return do_EC_KEY_print(bp, pkey->pkey.ec, indent, 2);
-}
-
static int eckey_opaque(const EVP_PKEY *pkey) {
return EC_KEY_is_opaque(pkey->pkey.ec);
}
@@ -377,11 +256,9 @@
eckey_pub_decode,
eckey_pub_encode,
eckey_pub_cmp,
- eckey_pub_print,
eckey_priv_decode,
eckey_priv_encode,
- eckey_priv_print,
eckey_opaque,
0 /* pkey_supports_digest */,
@@ -392,7 +269,6 @@
ec_missing_parameters,
ec_copy_parameters,
ec_cmp_parameters,
- eckey_param_print,
int_ec_free,
old_ec_priv_decode,
diff --git a/crypto/evp/p_rsa_asn1.c b/crypto/evp/p_rsa_asn1.c
index a41f00d..480ef22 100644
--- a/crypto/evp/p_rsa_asn1.c
+++ b/crypto/evp/p_rsa_asn1.c
@@ -55,7 +55,7 @@
#include <openssl/evp.h>
-#include <openssl/asn1.h>
+#include <openssl/bn.h>
#include <openssl/bytestring.h>
#include <openssl/digest.h>
#include <openssl/err.h>
@@ -175,133 +175,6 @@
static void int_rsa_free(EVP_PKEY *pkey) { RSA_free(pkey->pkey.rsa); }
-static void update_buflen(const BIGNUM *b, size_t *pbuflen) {
- size_t i;
-
- if (!b) {
- return;
- }
-
- i = BN_num_bytes(b);
- if (*pbuflen < i) {
- *pbuflen = i;
- }
-}
-
-static int do_rsa_print(BIO *out, const RSA *rsa, int off,
- int include_private) {
- char *str;
- const char *s;
- uint8_t *m = NULL;
- int ret = 0, mod_len = 0;
- size_t buf_len = 0;
-
- update_buflen(rsa->n, &buf_len);
- update_buflen(rsa->e, &buf_len);
-
- if (include_private) {
- update_buflen(rsa->d, &buf_len);
- update_buflen(rsa->p, &buf_len);
- update_buflen(rsa->q, &buf_len);
- update_buflen(rsa->dmp1, &buf_len);
- update_buflen(rsa->dmq1, &buf_len);
- update_buflen(rsa->iqmp, &buf_len);
-
- if (rsa->additional_primes != NULL) {
- size_t i;
-
- for (i = 0; i < sk_RSA_additional_prime_num(rsa->additional_primes);
- i++) {
- const RSA_additional_prime *ap =
- sk_RSA_additional_prime_value(rsa->additional_primes, i);
- update_buflen(ap->prime, &buf_len);
- update_buflen(ap->exp, &buf_len);
- update_buflen(ap->coeff, &buf_len);
- }
- }
- }
-
- m = OPENSSL_malloc(buf_len + 10);
- if (m == NULL) {
- OPENSSL_PUT_ERROR(EVP, ERR_R_MALLOC_FAILURE);
- goto err;
- }
-
- if (rsa->n != NULL) {
- mod_len = BN_num_bits(rsa->n);
- }
-
- if (!BIO_indent(out, off, 128)) {
- goto err;
- }
-
- if (include_private && rsa->d) {
- if (BIO_printf(out, "Private-Key: (%d bit)\n", mod_len) <= 0) {
- goto err;
- }
- str = "modulus:";
- s = "publicExponent:";
- } else {
- if (BIO_printf(out, "Public-Key: (%d bit)\n", mod_len) <= 0) {
- goto err;
- }
- str = "Modulus:";
- s = "Exponent:";
- }
- if (!ASN1_bn_print(out, str, rsa->n, m, off) ||
- !ASN1_bn_print(out, s, rsa->e, m, off)) {
- goto err;
- }
-
- if (include_private) {
- if (!ASN1_bn_print(out, "privateExponent:", rsa->d, m, off) ||
- !ASN1_bn_print(out, "prime1:", rsa->p, m, off) ||
- !ASN1_bn_print(out, "prime2:", rsa->q, m, off) ||
- !ASN1_bn_print(out, "exponent1:", rsa->dmp1, m, off) ||
- !ASN1_bn_print(out, "exponent2:", rsa->dmq1, m, off) ||
- !ASN1_bn_print(out, "coefficient:", rsa->iqmp, m, off)) {
- goto err;
- }
-
- if (rsa->additional_primes != NULL &&
- sk_RSA_additional_prime_num(rsa->additional_primes) > 0) {
- size_t i;
-
- if (BIO_printf(out, "otherPrimeInfos:\n") <= 0) {
- goto err;
- }
- for (i = 0; i < sk_RSA_additional_prime_num(rsa->additional_primes);
- i++) {
- const RSA_additional_prime *ap =
- sk_RSA_additional_prime_value(rsa->additional_primes, i);
-
- if (BIO_printf(out, "otherPrimeInfo (prime %u):\n",
- (unsigned)(i + 3)) <= 0 ||
- !ASN1_bn_print(out, "prime:", ap->prime, m, off) ||
- !ASN1_bn_print(out, "exponent:", ap->exp, m, off) ||
- !ASN1_bn_print(out, "coeff:", ap->coeff, m, off)) {
- goto err;
- }
- }
- }
- }
- ret = 1;
-
-err:
- OPENSSL_free(m);
- return ret;
-}
-
-static int rsa_pub_print(BIO *bp, const EVP_PKEY *pkey, int indent,
- ASN1_PCTX *ctx) {
- return do_rsa_print(bp, pkey->pkey.rsa, indent, 0);
-}
-
-static int rsa_priv_print(BIO *bp, const EVP_PKEY *pkey, int indent,
- ASN1_PCTX *ctx) {
- return do_rsa_print(bp, pkey->pkey.rsa, indent, 1);
-}
-
static int old_rsa_priv_decode(EVP_PKEY *pkey, const uint8_t **pder,
int derlen) {
RSA *rsa = d2i_RSAPrivateKey(NULL, pder, derlen);
@@ -320,11 +193,9 @@
rsa_pub_decode,
rsa_pub_encode,
rsa_pub_cmp,
- rsa_pub_print,
rsa_priv_decode,
rsa_priv_encode,
- rsa_priv_print,
rsa_opaque,
rsa_supports_digest,
@@ -332,7 +203,7 @@
int_rsa_size,
rsa_bits,
- 0,0,0,0,
+ 0,0,0,
int_rsa_free,
diff --git a/crypto/evp/print.c b/crypto/evp/print.c
new file mode 100644
index 0000000..c650adb
--- /dev/null
+++ b/crypto/evp/print.c
@@ -0,0 +1,474 @@
+/* ====================================================================
+ * Copyright (c) 2006 The OpenSSL Project. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the
+ * distribution.
+ *
+ * 3. All advertising materials mentioning features or use of this
+ * software must display the following acknowledgment:
+ * "This product includes software developed by the OpenSSL Project
+ * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
+ *
+ * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
+ * endorse or promote products derived from this software without
+ * prior written permission. For written permission, please contact
+ * licensing@OpenSSL.org.
+ *
+ * 5. Products derived from this software may not be called "OpenSSL"
+ * nor may "OpenSSL" appear in their names without prior written
+ * permission of the OpenSSL Project.
+ *
+ * 6. Redistributions of any form whatsoever must retain the following
+ * acknowledgment:
+ * "This product includes software developed by the OpenSSL Project
+ * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
+ * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
+ * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
+ * OF THE POSSIBILITY OF SUCH DAMAGE.
+ * ====================================================================
+ *
+ * This product includes cryptographic software written by Eric Young
+ * (eay@cryptsoft.com). This product includes software written by Tim
+ * Hudson (tjh@cryptsoft.com). */
+
+#include <openssl/evp.h>
+
+#include <openssl/asn1.h>
+#include <openssl/bio.h>
+#include <openssl/bn.h>
+#include <openssl/dsa.h>
+#include <openssl/ec.h>
+#include <openssl/ec_key.h>
+#include <openssl/mem.h>
+#include <openssl/rsa.h>
+
+#include "../rsa/internal.h"
+
+
+static void update_buflen(const BIGNUM *b, size_t *pbuflen) {
+ size_t i;
+
+ if (!b) {
+ return;
+ }
+
+ i = BN_num_bytes(b);
+ if (*pbuflen < i) {
+ *pbuflen = i;
+ }
+}
+
+/* RSA keys. */
+
+static int do_rsa_print(BIO *out, const RSA *rsa, int off,
+ int include_private) {
+ char *str;
+ const char *s;
+ uint8_t *m = NULL;
+ int ret = 0, mod_len = 0;
+ size_t buf_len = 0;
+
+ update_buflen(rsa->n, &buf_len);
+ update_buflen(rsa->e, &buf_len);
+
+ if (include_private) {
+ update_buflen(rsa->d, &buf_len);
+ update_buflen(rsa->p, &buf_len);
+ update_buflen(rsa->q, &buf_len);
+ update_buflen(rsa->dmp1, &buf_len);
+ update_buflen(rsa->dmq1, &buf_len);
+ update_buflen(rsa->iqmp, &buf_len);
+
+ if (rsa->additional_primes != NULL) {
+ size_t i;
+
+ for (i = 0; i < sk_RSA_additional_prime_num(rsa->additional_primes);
+ i++) {
+ const RSA_additional_prime *ap =
+ sk_RSA_additional_prime_value(rsa->additional_primes, i);
+ update_buflen(ap->prime, &buf_len);
+ update_buflen(ap->exp, &buf_len);
+ update_buflen(ap->coeff, &buf_len);
+ }
+ }
+ }
+
+ m = (uint8_t *)OPENSSL_malloc(buf_len + 10);
+ if (m == NULL) {
+ OPENSSL_PUT_ERROR(EVP, ERR_R_MALLOC_FAILURE);
+ goto err;
+ }
+
+ if (rsa->n != NULL) {
+ mod_len = BN_num_bits(rsa->n);
+ }
+
+ if (!BIO_indent(out, off, 128)) {
+ goto err;
+ }
+
+ if (include_private && rsa->d) {
+ if (BIO_printf(out, "Private-Key: (%d bit)\n", mod_len) <= 0) {
+ goto err;
+ }
+ str = "modulus:";
+ s = "publicExponent:";
+ } else {
+ if (BIO_printf(out, "Public-Key: (%d bit)\n", mod_len) <= 0) {
+ goto err;
+ }
+ str = "Modulus:";
+ s = "Exponent:";
+ }
+ if (!ASN1_bn_print(out, str, rsa->n, m, off) ||
+ !ASN1_bn_print(out, s, rsa->e, m, off)) {
+ goto err;
+ }
+
+ if (include_private) {
+ if (!ASN1_bn_print(out, "privateExponent:", rsa->d, m, off) ||
+ !ASN1_bn_print(out, "prime1:", rsa->p, m, off) ||
+ !ASN1_bn_print(out, "prime2:", rsa->q, m, off) ||
+ !ASN1_bn_print(out, "exponent1:", rsa->dmp1, m, off) ||
+ !ASN1_bn_print(out, "exponent2:", rsa->dmq1, m, off) ||
+ !ASN1_bn_print(out, "coefficient:", rsa->iqmp, m, off)) {
+ goto err;
+ }
+
+ if (rsa->additional_primes != NULL &&
+ sk_RSA_additional_prime_num(rsa->additional_primes) > 0) {
+ size_t i;
+
+ if (BIO_printf(out, "otherPrimeInfos:\n") <= 0) {
+ goto err;
+ }
+ for (i = 0; i < sk_RSA_additional_prime_num(rsa->additional_primes);
+ i++) {
+ const RSA_additional_prime *ap =
+ sk_RSA_additional_prime_value(rsa->additional_primes, i);
+
+ if (BIO_printf(out, "otherPrimeInfo (prime %u):\n",
+ (unsigned)(i + 3)) <= 0 ||
+ !ASN1_bn_print(out, "prime:", ap->prime, m, off) ||
+ !ASN1_bn_print(out, "exponent:", ap->exp, m, off) ||
+ !ASN1_bn_print(out, "coeff:", ap->coeff, m, off)) {
+ goto err;
+ }
+ }
+ }
+ }
+ ret = 1;
+
+err:
+ OPENSSL_free(m);
+ return ret;
+}
+
+static int rsa_pub_print(BIO *bp, const EVP_PKEY *pkey, int indent,
+ ASN1_PCTX *ctx) {
+ return do_rsa_print(bp, pkey->pkey.rsa, indent, 0);
+}
+
+static int rsa_priv_print(BIO *bp, const EVP_PKEY *pkey, int indent,
+ ASN1_PCTX *ctx) {
+ return do_rsa_print(bp, pkey->pkey.rsa, indent, 1);
+}
+
+
+/* DSA keys. */
+
+static int do_dsa_print(BIO *bp, const DSA *x, int off, int ptype) {
+ uint8_t *m = NULL;
+ int ret = 0;
+ size_t buf_len = 0;
+ const char *ktype = NULL;
+
+ const BIGNUM *priv_key, *pub_key;
+
+ priv_key = NULL;
+ if (ptype == 2) {
+ priv_key = x->priv_key;
+ }
+
+ pub_key = NULL;
+ if (ptype > 0) {
+ pub_key = x->pub_key;
+ }
+
+ ktype = "DSA-Parameters";
+ if (ptype == 2) {
+ ktype = "Private-Key";
+ } else if (ptype == 1) {
+ ktype = "Public-Key";
+ }
+
+ update_buflen(x->p, &buf_len);
+ update_buflen(x->q, &buf_len);
+ update_buflen(x->g, &buf_len);
+ update_buflen(priv_key, &buf_len);
+ update_buflen(pub_key, &buf_len);
+
+ m = (uint8_t *)OPENSSL_malloc(buf_len + 10);
+ if (m == NULL) {
+ OPENSSL_PUT_ERROR(EVP, ERR_R_MALLOC_FAILURE);
+ goto err;
+ }
+
+ if (priv_key) {
+ if (!BIO_indent(bp, off, 128) ||
+ BIO_printf(bp, "%s: (%d bit)\n", ktype, BN_num_bits(x->p)) <= 0) {
+ goto err;
+ }
+ }
+
+ if (!ASN1_bn_print(bp, "priv:", priv_key, m, off) ||
+ !ASN1_bn_print(bp, "pub: ", pub_key, m, off) ||
+ !ASN1_bn_print(bp, "P: ", x->p, m, off) ||
+ !ASN1_bn_print(bp, "Q: ", x->q, m, off) ||
+ !ASN1_bn_print(bp, "G: ", x->g, m, off)) {
+ goto err;
+ }
+ ret = 1;
+
+err:
+ OPENSSL_free(m);
+ return ret;
+}
+
+static int dsa_param_print(BIO *bp, const EVP_PKEY *pkey, int indent,
+ ASN1_PCTX *ctx) {
+ return do_dsa_print(bp, pkey->pkey.dsa, indent, 0);
+}
+
+static int dsa_pub_print(BIO *bp, const EVP_PKEY *pkey, int indent,
+ ASN1_PCTX *ctx) {
+ return do_dsa_print(bp, pkey->pkey.dsa, indent, 1);
+}
+
+static int dsa_priv_print(BIO *bp, const EVP_PKEY *pkey, int indent,
+ ASN1_PCTX *ctx) {
+ return do_dsa_print(bp, pkey->pkey.dsa, indent, 2);
+}
+
+
+/* EC keys. */
+
+static int do_EC_KEY_print(BIO *bp, const EC_KEY *x, int off, int ktype) {
+ uint8_t *buffer = NULL;
+ const char *ecstr;
+ size_t buf_len = 0, i;
+ int ret = 0, reason = ERR_R_BIO_LIB;
+ BIGNUM *order = NULL;
+ BN_CTX *ctx = NULL;
+ const EC_GROUP *group;
+ const EC_POINT *public_key;
+ const BIGNUM *priv_key;
+ uint8_t *pub_key_bytes = NULL;
+ size_t pub_key_bytes_len = 0;
+
+ if (x == NULL || (group = EC_KEY_get0_group(x)) == NULL) {
+ reason = ERR_R_PASSED_NULL_PARAMETER;
+ goto err;
+ }
+
+ ctx = BN_CTX_new();
+ if (ctx == NULL) {
+ reason = ERR_R_MALLOC_FAILURE;
+ goto err;
+ }
+
+ if (ktype > 0) {
+ public_key = EC_KEY_get0_public_key(x);
+ if (public_key != NULL) {
+ pub_key_bytes_len = EC_POINT_point2oct(
+ group, public_key, EC_KEY_get_conv_form(x), NULL, 0, ctx);
+ if (pub_key_bytes_len == 0) {
+ reason = ERR_R_MALLOC_FAILURE;
+ goto err;
+ }
+ pub_key_bytes = OPENSSL_malloc(pub_key_bytes_len);
+ if (pub_key_bytes == NULL) {
+ reason = ERR_R_MALLOC_FAILURE;
+ goto err;
+ }
+ pub_key_bytes_len =
+ EC_POINT_point2oct(group, public_key, EC_KEY_get_conv_form(x),
+ pub_key_bytes, pub_key_bytes_len, ctx);
+ if (pub_key_bytes_len == 0) {
+ reason = ERR_R_MALLOC_FAILURE;
+ goto err;
+ }
+ buf_len = pub_key_bytes_len;
+ }
+ }
+
+ if (ktype == 2) {
+ priv_key = EC_KEY_get0_private_key(x);
+ if (priv_key && (i = (size_t)BN_num_bytes(priv_key)) > buf_len) {
+ buf_len = i;
+ }
+ } else {
+ priv_key = NULL;
+ }
+
+ if (ktype > 0) {
+ buf_len += 10;
+ if ((buffer = OPENSSL_malloc(buf_len)) == NULL) {
+ reason = ERR_R_MALLOC_FAILURE;
+ goto err;
+ }
+ }
+ if (ktype == 2) {
+ ecstr = "Private-Key";
+ } else if (ktype == 1) {
+ ecstr = "Public-Key";
+ } else {
+ ecstr = "ECDSA-Parameters";
+ }
+
+ if (!BIO_indent(bp, off, 128)) {
+ goto err;
+ }
+ order = BN_new();
+ if (order == NULL || !EC_GROUP_get_order(group, order, NULL) ||
+ BIO_printf(bp, "%s: (%d bit)\n", ecstr, BN_num_bits(order)) <= 0) {
+ goto err;
+ }
+
+ if ((priv_key != NULL) &&
+ !ASN1_bn_print(bp, "priv:", priv_key, buffer, off)) {
+ goto err;
+ }
+ if (pub_key_bytes != NULL) {
+ BIO_hexdump(bp, pub_key_bytes, pub_key_bytes_len, off);
+ }
+ /* TODO(fork): implement */
+ /*
+ if (!ECPKParameters_print(bp, group, off))
+ goto err; */
+ ret = 1;
+
+err:
+ if (!ret) {
+ OPENSSL_PUT_ERROR(EVP, reason);
+ }
+ OPENSSL_free(pub_key_bytes);
+ BN_free(order);
+ BN_CTX_free(ctx);
+ OPENSSL_free(buffer);
+ return ret;
+}
+
+static int eckey_param_print(BIO *bp, const EVP_PKEY *pkey, int indent,
+ ASN1_PCTX *ctx) {
+ return do_EC_KEY_print(bp, pkey->pkey.ec, indent, 0);
+}
+
+static int eckey_pub_print(BIO *bp, const EVP_PKEY *pkey, int indent,
+ ASN1_PCTX *ctx) {
+ return do_EC_KEY_print(bp, pkey->pkey.ec, indent, 1);
+}
+
+
+static int eckey_priv_print(BIO *bp, const EVP_PKEY *pkey, int indent,
+ ASN1_PCTX *ctx) {
+ return do_EC_KEY_print(bp, pkey->pkey.ec, indent, 2);
+}
+
+
+typedef struct {
+ int type;
+ int (*pub_print)(BIO *out, const EVP_PKEY *pkey, int indent, ASN1_PCTX *pctx);
+ int (*priv_print)(BIO *out, const EVP_PKEY *pkey, int indent,
+ ASN1_PCTX *pctx);
+ int (*param_print)(BIO *out, const EVP_PKEY *pkey, int indent,
+ ASN1_PCTX *pctx);
+} EVP_PKEY_PRINT_METHOD;
+
+static EVP_PKEY_PRINT_METHOD kPrintMethods[] = {
+ {
+ EVP_PKEY_RSA,
+ rsa_pub_print,
+ rsa_priv_print,
+ NULL /* param_print */,
+ },
+ {
+ EVP_PKEY_DSA,
+ dsa_pub_print,
+ dsa_priv_print,
+ dsa_param_print,
+ },
+ {
+ EVP_PKEY_EC,
+ eckey_pub_print,
+ eckey_priv_print,
+ eckey_param_print,
+ },
+};
+
+static size_t kPrintMethodsLen =
+ sizeof(kPrintMethods) / sizeof(kPrintMethods[0]);
+
+static EVP_PKEY_PRINT_METHOD *find_method(int type) {
+ size_t i;
+ for (i = 0; i < kPrintMethodsLen; i++) {
+ if (kPrintMethods[i].type == type) {
+ return &kPrintMethods[i];
+ }
+ }
+ return NULL;
+}
+
+static int print_unsupported(BIO *out, const EVP_PKEY *pkey, int indent,
+ const char *kstr) {
+ BIO_indent(out, indent, 128);
+ BIO_printf(out, "%s algorithm \"%s\" unsupported\n", kstr,
+ OBJ_nid2ln(pkey->type));
+ return 1;
+}
+
+int EVP_PKEY_print_public(BIO *out, const EVP_PKEY *pkey, int indent,
+ ASN1_PCTX *pctx) {
+ EVP_PKEY_PRINT_METHOD *method = find_method(pkey->type);
+ if (method != NULL && method->pub_print != NULL) {
+ return method->pub_print(out, pkey, indent, pctx);
+ }
+ return print_unsupported(out, pkey, indent, "Public Key");
+}
+
+int EVP_PKEY_print_private(BIO *out, const EVP_PKEY *pkey, int indent,
+ ASN1_PCTX *pctx) {
+ EVP_PKEY_PRINT_METHOD *method = find_method(pkey->type);
+ if (method != NULL && method->priv_print != NULL) {
+ return method->priv_print(out, pkey, indent, pctx);
+ }
+ return print_unsupported(out, pkey, indent, "Private Key");
+}
+
+int EVP_PKEY_print_params(BIO *out, const EVP_PKEY *pkey, int indent,
+ ASN1_PCTX *pctx) {
+ EVP_PKEY_PRINT_METHOD *method = find_method(pkey->type);
+ if (method != NULL && method->param_print != NULL) {
+ return method->param_print(out, pkey, indent, pctx);
+ }
+ return print_unsupported(out, pkey, indent, "Parameters");
+}