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authorDr. Stephen Henson <steve@openssl.org>2006-03-20 12:22:24 +0000
committerDr. Stephen Henson <steve@openssl.org>2006-03-20 12:22:24 +0000
commit448be743350791d32764fac38f5d3c8ffda481b2 (patch)
tree51b7450db232582f1cae8952ebbadc8e07fdc857
parent1a5a1a93f6c48b135a2b384f7e571abb7b90fc55 (diff)
downloadopenssl-448be743350791d32764fac38f5d3c8ffda481b2.tar.gz
Initial support for pluggable public key ASN1 support. Process most public
key ASN1 handling through a single EVP_PKEY_ASN1_METHOD structure and move the spaghetti algorithm specific code to a single ASN1 module for each algorithm.
-rw-r--r--CHANGES8
-rw-r--r--crypto/asn1/Makefile4
-rw-r--r--crypto/asn1/ameth_lib.c113
-rw-r--r--crypto/asn1/asn1.h20
-rw-r--r--crypto/asn1/p8_pkey.c70
-rw-r--r--crypto/asn1/x_algor.c52
-rw-r--r--crypto/asn1/x_pubkey.c301
-rw-r--r--crypto/dsa/Makefile4
-rw-r--r--crypto/dsa/dsa.h8
-rw-r--r--crypto/dsa/dsa_ameth.c376
-rw-r--r--crypto/dsa/dsa_err.c8
-rw-r--r--crypto/ec/Makefile4
-rw-r--r--crypto/ec/ec.h7
-rw-r--r--crypto/ec/ec_ameth.c360
-rw-r--r--crypto/evp/evp.h6
-rw-r--r--crypto/evp/evp_err.c4
-rw-r--r--crypto/evp/evp_pkey.c636
-rw-r--r--crypto/ossl_typ.h5
-rw-r--r--crypto/rsa/Makefile4
-rw-r--r--crypto/rsa/rsa.h3
-rw-r--r--crypto/rsa/rsa_ameth.c154
-rw-r--r--crypto/rsa/rsa_err.c11
-rw-r--r--crypto/x509/x509.h31
-rw-r--r--crypto/x509/x509_err.c3
24 files changed, 1366 insertions, 826 deletions
diff --git a/CHANGES b/CHANGES
index 41aae270d4..e054aed69c 100644
--- a/CHANGES
+++ b/CHANGES
@@ -4,6 +4,14 @@
Changes between 0.9.8a and 0.9.9 [xx XXX xxxx]
+ *) Initial support for pluggable public key ASN1.
+ De-spaghettify the public key ASN1 handling. Move public and private
+ key ASN1 handling to a new EVP_PKEY_ASN1_METHOD structure. Relocate
+ algorithm specific handling to a single module within the relevant
+ algorithm directory. Add functions to allow (near) opaque processing
+ of public and private key structures.
+ [Steve Henson]
+
*) Implement the Supported Point Formats Extension for
ECC ciphersuites from draft-ietf-tls-ecc-12.txt.
[Douglas Stebila]
diff --git a/crypto/asn1/Makefile b/crypto/asn1/Makefile
index efeec77b86..fe6a4be276 100644
--- a/crypto/asn1/Makefile
+++ b/crypto/asn1/Makefile
@@ -25,7 +25,7 @@ LIBSRC= a_object.c a_bitstr.c a_utctm.c a_gentm.c a_time.c a_int.c a_octet.c \
x_nx509.c d2i_pu.c d2i_pr.c i2d_pu.c i2d_pr.c\
t_req.c t_x509.c t_x509a.c t_crl.c t_pkey.c t_spki.c t_bitst.c \
tasn_new.c tasn_fre.c tasn_enc.c tasn_dec.c tasn_utl.c tasn_typ.c \
- tasn_prn.c \
+ tasn_prn.c ameth_lib.c \
f_int.c f_string.c n_pkey.c \
f_enum.c x_pkey.c a_bool.c x_exten.c \
asn1_gen.c asn1_par.c asn1_lib.c asn1_err.c a_bytes.c a_strnid.c \
@@ -38,7 +38,7 @@ LIBOBJ= a_object.o a_bitstr.o a_utctm.o a_gentm.o a_time.o a_int.o a_octet.o \
x_nx509.o d2i_pu.o d2i_pr.o i2d_pu.o i2d_pr.o \
t_req.o t_x509.o t_x509a.o t_crl.o t_pkey.o t_spki.o t_bitst.o \
tasn_new.o tasn_fre.o tasn_enc.o tasn_dec.o tasn_utl.o tasn_typ.o \
- tasn_prn.o \
+ tasn_prn.o ameth_lib.o \
f_int.o f_string.o n_pkey.o \
f_enum.o x_pkey.o a_bool.o x_exten.o \
asn1_gen.o asn1_par.o asn1_lib.o asn1_err.o a_bytes.o a_strnid.o \
diff --git a/crypto/asn1/ameth_lib.c b/crypto/asn1/ameth_lib.c
new file mode 100644
index 0000000000..ddb6333913
--- /dev/null
+++ b/crypto/asn1/ameth_lib.c
@@ -0,0 +1,113 @@
+/* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL
+ * project 2006.
+ */
+/* ====================================================================
+ * 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 <stdio.h>
+#include "cryptlib.h"
+#include <openssl/asn1t.h>
+#include <openssl/x509.h>
+#include <openssl/ec.h>
+#include "asn1_locl.h"
+
+extern const EVP_PKEY_ASN1_METHOD rsa_asn1_meths[];
+extern const EVP_PKEY_ASN1_METHOD dsa_asn1_meths[];
+extern const EVP_PKEY_ASN1_METHOD eckey_asn1_meth;
+
+/* Keep this sorted in type order !! */
+const EVP_PKEY_ASN1_METHOD *standard_methods[] =
+ {
+ &rsa_asn1_meths[0],
+ &rsa_asn1_meths[1],
+ &dsa_asn1_meths[0],
+ &dsa_asn1_meths[1],
+ &dsa_asn1_meths[2],
+ &dsa_asn1_meths[3],
+ &dsa_asn1_meths[4],
+ &eckey_asn1_meth
+ };
+
+#ifdef TEST
+void main()
+ {
+ int i;
+ for (i = 0;
+ i < sizeof(standard_methods)/sizeof(EVP_PKEY_ASN1_METHOD *);
+ i++)
+ fprintf(stderr, "Number %d id=%d\n", i,
+ standard_methods[i]->pkey_id);
+ }
+#endif
+
+static int ameth_cmp(const EVP_PKEY_ASN1_METHOD * const *a,
+ const EVP_PKEY_ASN1_METHOD * const *b)
+ {
+ return ((*a)->pkey_id - (*b)->pkey_id);
+ }
+
+const EVP_PKEY_ASN1_METHOD *EVP_PKEY_ASN1_find(int type)
+ {
+ EVP_PKEY_ASN1_METHOD tmp, *t = &tmp, **ret;
+ tmp.pkey_id = type;
+ ret = (EVP_PKEY_ASN1_METHOD **) OBJ_bsearch((char *)&t,
+ (char *)standard_methods,
+ sizeof(standard_methods)/sizeof(EVP_PKEY_ASN1_METHOD *),
+ sizeof(EVP_PKEY_ASN1_METHOD *),
+ (int (*)(const void *, const void *))ameth_cmp);
+ if ((*ret)->pkey_flags & ASN1_PKEY_ALIAS)
+ return EVP_PKEY_ASN1_find((*ret)->pkey_base_id);
+ return *ret;
+ }
+
diff --git a/crypto/asn1/asn1.h b/crypto/asn1/asn1.h
index 24fa4362c3..32653eb1f0 100644
--- a/crypto/asn1/asn1.h
+++ b/crypto/asn1/asn1.h
@@ -282,6 +282,26 @@ typedef struct ASN1_TLC_st ASN1_TLC;
/* This is just an opaque pointer */
typedef struct ASN1_VALUE_st ASN1_VALUE;
+/* ASN1 public key method structure */
+
+#define ASN1_PKEY_ALIAS 0x1
+
+struct evp_pkey_asn1_method_st
+ {
+ int pkey_id;
+ int pkey_base_id;
+ unsigned long pkey_flags;
+ int (*pub_decode)(EVP_PKEY *pk, X509_PUBKEY *pub);
+ int (*pub_encode)(X509_PUBKEY *pub, EVP_PKEY *pk);
+ int (*pub_print)(BIO *out, EVP_PKEY *pkey, int indent, ASN1_PCTX *pctx);
+ int (*priv_decode)(EVP_PKEY *pk, PKCS8_PRIV_KEY_INFO *p8inf);
+ int (*priv_encode)(PKCS8_PRIV_KEY_INFO *p8, EVP_PKEY *pk);
+ int (*priv_print)(BIO *out, EVP_PKEY *pkey, int indent,
+ ASN1_PCTX *pctx);
+ void (*pkey_free)(EVP_PKEY *pkey);
+ void (*pkey_ctrl)(EVP_PKEY *pkey, int op, long arg1, void *arg2);
+ } /* EVP_PKEY_ASN1_METHOD */;
+
/* Declare ASN1 functions: the implement macro in in asn1t.h */
#define DECLARE_ASN1_FUNCTIONS(type) DECLARE_ASN1_FUNCTIONS_name(type, type)
diff --git a/crypto/asn1/p8_pkey.c b/crypto/asn1/p8_pkey.c
index 31ec2a8121..e3b0a4d1c1 100644
--- a/crypto/asn1/p8_pkey.c
+++ b/crypto/asn1/p8_pkey.c
@@ -83,3 +83,73 @@ ASN1_SEQUENCE_cb(PKCS8_PRIV_KEY_INFO, pkey_cb) = {
} ASN1_SEQUENCE_END_cb(PKCS8_PRIV_KEY_INFO, PKCS8_PRIV_KEY_INFO)
IMPLEMENT_ASN1_FUNCTIONS(PKCS8_PRIV_KEY_INFO)
+
+int PKCS8_pkey_set0(PKCS8_PRIV_KEY_INFO *priv, ASN1_OBJECT *aobj,
+ int version,
+ int ptype, void *pval,
+ unsigned char *penc, int penclen)
+ {
+ unsigned char **ppenc = NULL;
+ if (version >= 0)
+ {
+ if (!ASN1_INTEGER_set(priv->version, version))
+ return 0;
+ }
+ if (penc)
+ {
+ int pmtype;
+ ASN1_OCTET_STRING *oct;
+ oct = ASN1_OCTET_STRING_new();
+ if (!oct)
+ return 0;
+ oct->data = penc;
+ ppenc = &oct->data;
+ oct->length = penclen;
+ if (priv->broken == PKCS8_NO_OCTET)
+ pmtype = V_ASN1_SEQUENCE;
+ else
+ pmtype = V_ASN1_OCTET_STRING;
+ ASN1_TYPE_set(priv->pkey, pmtype, oct);
+ }
+ if (!X509_ALGOR_set0(priv->pkeyalg, aobj, ptype, pval))
+ {
+ /* If call fails do not swallow 'enc' */
+ if (ppenc)
+ *ppenc = NULL;
+ return 0;
+ }
+ return 1;
+ }
+
+int PKCS8_pkey_get0(ASN1_OBJECT **ppkalg,
+ const unsigned char **pk, int *ppklen,
+ X509_ALGOR **pa,
+ PKCS8_PRIV_KEY_INFO *p8)
+ {
+ if (ppkalg)
+ *ppkalg = p8->pkeyalg->algorithm;
+ if(p8->pkey->type == V_ASN1_OCTET_STRING)
+ {
+ p8->broken = PKCS8_OK;
+ if (pk)
+ {
+ *pk = p8->pkey->value.octet_string->data;
+ *ppklen = p8->pkey->value.octet_string->length;
+ }
+ }
+ else if (p8->pkey->type == V_ASN1_SEQUENCE)
+ {
+ p8->broken = PKCS8_NO_OCTET;
+ if (pk)
+ {
+ *pk = p8->pkey->value.sequence->data;
+ *ppklen = p8->pkey->value.sequence->length;
+ }
+ }
+ else
+ return 0;
+ if (pa)
+ *pa = p8->pkeyalg;
+ return 1;
+ }
+
diff --git a/crypto/asn1/x_algor.c b/crypto/asn1/x_algor.c
index 00b9ea54a1..63d40cee67 100644
--- a/crypto/asn1/x_algor.c
+++ b/crypto/asn1/x_algor.c
@@ -71,3 +71,55 @@ IMPLEMENT_ASN1_DUP_FUNCTION(X509_ALGOR)
IMPLEMENT_STACK_OF(X509_ALGOR)
IMPLEMENT_ASN1_SET_OF(X509_ALGOR)
+
+int X509_ALGOR_set0(X509_ALGOR *alg, ASN1_OBJECT *aobj, int ptype, void *pval)
+ {
+ if (!alg)
+ return 0;
+ if (ptype != V_ASN1_UNDEF)
+ {
+ if (alg->parameter == NULL)
+ alg->parameter = ASN1_TYPE_new();
+ if (alg->parameter == NULL)
+ return 0;
+ }
+ if (alg)
+ {
+ if (alg->algorithm)
+ ASN1_OBJECT_free(alg->algorithm);
+ alg->algorithm = aobj;
+ }
+ if (ptype == 0)
+ return 1;
+ if (ptype == V_ASN1_UNDEF)
+ {
+ if (alg->parameter)
+ {
+ ASN1_TYPE_free(alg->parameter);
+ alg->parameter = NULL;
+ }
+ }
+ else
+ ASN1_TYPE_set(alg->parameter, ptype, pval);
+ return 1;
+ }
+
+void X509_ALGOR_get0(ASN1_OBJECT **paobj, int *pptype, void **ppval,
+ X509_ALGOR *algor)
+ {
+ if (paobj)
+ *paobj = algor->algorithm;
+ if (*pptype)
+ {
+ if (algor->parameter == NULL)
+ {
+ *pptype = V_ASN1_UNDEF;
+ return;
+ }
+ else
+ *pptype = algor->parameter->type;
+ if (ppval)
+ *ppval = algor->parameter->value.ptr;
+ }
+ }
+
diff --git a/crypto/asn1/x_pubkey.c b/crypto/asn1/x_pubkey.c
index 9ca688887a..311e3bf30c 100644
--- a/crypto/asn1/x_pubkey.c
+++ b/crypto/asn1/x_pubkey.c
@@ -89,161 +89,37 @@ IMPLEMENT_ASN1_FUNCTIONS(X509_PUBKEY)
int X509_PUBKEY_set(X509_PUBKEY **x, EVP_PKEY *pkey)
{
X509_PUBKEY *pk=NULL;
- X509_ALGOR *a;
- ASN1_OBJECT *o;
- unsigned char *s,*p = NULL;
- int i;
+ const EVP_PKEY_ASN1_METHOD *meth;
if (x == NULL) return(0);
- if ((pk=X509_PUBKEY_new()) == NULL) goto err;
- a=pk->algor;
+ if ((pk=X509_PUBKEY_new()) == NULL) goto error;
- /* set the algorithm id */
- if ((o=OBJ_nid2obj(pkey->type)) == NULL) goto err;
- ASN1_OBJECT_free(a->algorithm);
- a->algorithm=o;
+ meth = EVP_PKEY_ASN1_find(pkey->type);
- /* Set the parameter list */
- if (!pkey->save_parameters || (pkey->type == EVP_PKEY_RSA))
+ if (meth)
{
- if ((a->parameter == NULL) ||
- (a->parameter->type != V_ASN1_NULL))
+ if (meth->pub_encode)
{
- ASN1_TYPE_free(a->parameter);
- if (!(a->parameter=ASN1_TYPE_new()))
+ if (!meth->pub_encode(pk, pkey))
{
- X509err(X509_F_X509_PUBKEY_SET,ERR_R_MALLOC_FAILURE);
- goto err;
+ X509err(X509_F_X509_PUBKEY_SET,
+ X509_R_PUBLIC_KEY_ENCODE_ERROR);
+ goto error;
}
- a->parameter->type=V_ASN1_NULL;
}
- }
-#ifndef OPENSSL_NO_DSA
- else if (pkey->type == EVP_PKEY_DSA)
- {
- unsigned char *pp;
- DSA *dsa;
-
- dsa=pkey->pkey.dsa;
- dsa->write_params=0;
- ASN1_TYPE_free(a->parameter);
- if ((i=i2d_DSAparams(dsa,NULL)) <= 0)
- goto err;
- if (!(p=(unsigned char *)OPENSSL_malloc(i)))
- {
- X509err(X509_F_X509_PUBKEY_SET,ERR_R_MALLOC_FAILURE);
- goto err;
- }
- pp=p;
- i2d_DSAparams(dsa,&pp);
- if (!(a->parameter=ASN1_TYPE_new()))
- {
- OPENSSL_free(p);
- X509err(X509_F_X509_PUBKEY_SET,ERR_R_MALLOC_FAILURE);
- goto err;
- }
- a->parameter->type=V_ASN1_SEQUENCE;
- if (!(a->parameter->value.sequence=ASN1_STRING_new()))
- {
- OPENSSL_free(p);
- X509err(X509_F_X509_PUBKEY_SET,ERR_R_MALLOC_FAILURE);
- goto err;
- }
- if (!ASN1_STRING_set(a->parameter->value.sequence,p,i))
- {
- OPENSSL_free(p);
- X509err(X509_F_X509_PUBKEY_SET,ERR_R_MALLOC_FAILURE);
- goto err;
- }
- OPENSSL_free(p);
- }
-#endif
-#ifndef OPENSSL_NO_EC
- else if (pkey->type == EVP_PKEY_EC)
- {
- int nid=0;
- unsigned char *pp;
- EC_KEY *ec_key;
- const EC_GROUP *group;
-
- ec_key = pkey->pkey.ec;
- ASN1_TYPE_free(a->parameter);
-
- if ((a->parameter = ASN1_TYPE_new()) == NULL)
- {
- X509err(X509_F_X509_PUBKEY_SET, ERR_R_ASN1_LIB);
- goto err;
- }
-
- group = EC_KEY_get0_group(ec_key);
- if (EC_GROUP_get_asn1_flag(group)
- && (nid = EC_GROUP_get_curve_name(group)))
+ else
{
- /* just set the OID */
- a->parameter->type = V_ASN1_OBJECT;
- a->parameter->value.object = OBJ_nid2obj(nid);
- }
- else /* explicit parameters */
- {
- if ((i = i2d_ECParameters(ec_key, NULL)) == 0)
- {
- X509err(X509_F_X509_PUBKEY_SET, ERR_R_EC_LIB);
- goto err;
- }
- if ((p = (unsigned char *) OPENSSL_malloc(i)) == NULL)
- {
- X509err(X509_F_X509_PUBKEY_SET, ERR_R_MALLOC_FAILURE);
- goto err;
- }
- pp = p;
- if (!i2d_ECParameters(ec_key, &pp))
- {
- X509err(X509_F_X509_PUBKEY_SET, ERR_R_EC_LIB);
- OPENSSL_free(p);
- goto err;
- }
- a->parameter->type = V_ASN1_SEQUENCE;
- if ((a->parameter->value.sequence = ASN1_STRING_new()) == NULL)
- {
- X509err(X509_F_X509_PUBKEY_SET, ERR_R_ASN1_LIB);
- OPENSSL_free(p);
- goto err;
- }
- ASN1_STRING_set(a->parameter->value.sequence, p, i);
- OPENSSL_free(p);
+ X509err(X509_F_X509_PUBKEY_SET,
+ X509_R_METHOD_NOT_SUPPORTED);
+ goto error;
}
}
-#endif
- else if (1)
+ else
{
X509err(X509_F_X509_PUBKEY_SET,X509_R_UNSUPPORTED_ALGORITHM);
- goto err;
- }
-
- if ((i=i2d_PublicKey(pkey,NULL)) <= 0) goto err;
- if ((s=(unsigned char *)OPENSSL_malloc(i+1)) == NULL)
- {
- X509err(X509_F_X509_PUBKEY_SET,ERR_R_MALLOC_FAILURE);
- goto err;
- }
- p=s;
- i2d_PublicKey(pkey,&p);
- if (!M_ASN1_BIT_STRING_set(pk->public_key,s,i))
- {
- X509err(X509_F_X509_PUBKEY_SET,ERR_R_MALLOC_FAILURE);
- goto err;
+ goto error;
}
- /* Set number of unused bits to zero */
- pk->public_key->flags&= ~(ASN1_STRING_FLAG_BITS_LEFT|0x07);
- pk->public_key->flags|=ASN1_STRING_FLAG_BITS_LEFT;
-
- OPENSSL_free(s);
-
-#if 0
- CRYPTO_add(&pkey->references,1,CRYPTO_LOCK_EVP_PKEY);
- pk->pkey=pkey;
-#endif
if (*x != NULL)
X509_PUBKEY_free(*x);
@@ -251,7 +127,7 @@ int X509_PUBKEY_set(X509_PUBKEY **x, EVP_PKEY *pkey)
*x=pk;
return 1;
-err:
+error:
if (pk != NULL) X509_PUBKEY_free(pk);
return 0;
}
@@ -259,119 +135,56 @@ err:
EVP_PKEY *X509_PUBKEY_get(X509_PUBKEY *key)
{
EVP_PKEY *ret=NULL;
- long j;
- int type;
- const unsigned char *p;
-#if !defined(OPENSSL_NO_DSA) || !defined(OPENSSL_NO_ECDSA)
- const unsigned char *cp;
- X509_ALGOR *a;
-#endif
+ const EVP_PKEY_ASN1_METHOD *meth;
- if (key == NULL) goto err;
+ if (key == NULL) goto error;
if (key->pkey != NULL)
{
CRYPTO_add(&key->pkey->references, 1, CRYPTO_LOCK_EVP_PKEY);
- return(key->pkey);
+ return key->pkey;
}
- if (key->public_key == NULL) goto err;
+ if (key->public_key == NULL) goto error;
- type=OBJ_obj2nid(key->algor->algorithm);
if ((ret = EVP_PKEY_new()) == NULL)
{
X509err(X509_F_X509_PUBKEY_GET, ERR_R_MALLOC_FAILURE);
- goto err;
+ goto error;
}
- ret->type = EVP_PKEY_type(type);
- /* the parameters must be extracted before the public key (ECDSA!) */
-
-#if !defined(OPENSSL_NO_DSA) || !defined(OPENSSL_NO_ECDSA)
- a=key->algor;
-#endif
+ meth = EVP_PKEY_ASN1_find(OBJ_obj2nid(key->algor->algorithm));
- if (0)
- ;
-#ifndef OPENSSL_NO_DSA
- else if (ret->type == EVP_PKEY_DSA)
+ if (meth)
{
- if (a->parameter && (a->parameter->type == V_ASN1_SEQUENCE))
+ if (meth->pub_decode)
{
- if ((ret->pkey.dsa = DSA_new()) == NULL)
+ if (!meth->pub_decode(ret, key))
{
- X509err(X509_F_X509_PUBKEY_GET, ERR_R_MALLOC_FAILURE);
- goto err;
+ X509err(X509_F_X509_PUBKEY_GET,
+ X509_R_PUBLIC_KEY_DECODE_ERROR);
+ goto error;
}
- ret->pkey.dsa->write_params=0;
- cp=p=a->parameter->value.sequence->data;
- j=a->parameter->value.sequence->length;
- if (!d2i_DSAparams(&ret->pkey.dsa, &cp, (long)j))
- goto err;
}
- ret->save_parameters=1;
- }
-#endif
-#ifndef OPENSSL_NO_EC
- else if (ret->type == EVP_PKEY_EC)
- {
- if (a->parameter && (a->parameter->type == V_ASN1_SEQUENCE))
+ else
{
- /* type == V_ASN1_SEQUENCE => we have explicit parameters
- * (e.g. parameters in the X9_62_EC_PARAMETERS-structure )
- */
- if ((ret->pkey.ec= EC_KEY_new()) == NULL)
- {
- X509err(X509_F_X509_PUBKEY_GET,
- ERR_R_MALLOC_FAILURE);
- goto err;
- }
- cp = p = a->parameter->value.sequence->data;
- j = a->parameter->value.sequence->length;
- if (!d2i_ECParameters(&ret->pkey.ec, &cp, (long)j))
- {
- X509err(X509_F_X509_PUBKEY_GET, ERR_R_EC_LIB);
- goto err;
- }
+ X509err(X509_F_X509_PUBKEY_GET,
+ X509_R_METHOD_NOT_SUPPORTED);
+ goto error;
}
- else if (a->parameter && (a->parameter->type == V_ASN1_OBJECT))
- {
- /* type == V_ASN1_OBJECT => the parameters are given
- * by an asn1 OID
- */
- EC_KEY *ec_key;
- EC_GROUP *group;
-
- if (ret->pkey.ec == NULL)
- ret->pkey.ec = EC_KEY_new();
- ec_key = ret->pkey.ec;
- if (ec_key == NULL)
- goto err;
- group = EC_GROUP_new_by_curve_name(OBJ_obj2nid(a->parameter->value.object));
- if (group == NULL)
- goto err;
- EC_GROUP_set_asn1_flag(group, OPENSSL_EC_NAMED_CURVE);
- if (EC_KEY_set_group(ec_key, group) == 0)
- goto err;
- EC_GROUP_free(group);
- }
- /* the case implicitlyCA is currently not implemented */
- ret->save_parameters = 1;
}
-#endif
-
- p=key->public_key->data;
- j=key->public_key->length;
- if (!d2i_PublicKey(type, &ret, &p, (long)j))
+ else
{
- X509err(X509_F_X509_PUBKEY_GET, X509_R_ERR_ASN1_LIB);
- goto err;
+ X509err(X509_F_X509_PUBKEY_GET,X509_R_UNSUPPORTED_ALGORITHM);
+ goto error;
}
key->pkey = ret;
CRYPTO_add(&ret->references, 1, CRYPTO_LOCK_EVP_PKEY);
- return(ret);
-err:
+
+ return ret;
+
+ error:
if (ret != NULL)
EVP_PKEY_free(ret);
return(NULL);
@@ -530,3 +343,39 @@ int i2d_EC_PUBKEY(EC_KEY *a, unsigned char **pp)
return(ret);
}
#endif
+
+int X509_PUBKEY_set0_param(X509_PUBKEY *pub, ASN1_OBJECT *aobj,
+ int ptype, void *pval,
+ unsigned char *penc, int penclen)
+ {
+ if (!X509_ALGOR_set0(pub->algor, aobj, ptype, pval))
+ return 0;
+ if (penc)
+ {
+ if (pub->public_key->data)
+ OPENSSL_free(pub->public_key->data);
+ pub->public_key->data = penc;
+ pub->public_key->length = penclen;
+ /* Set number of unused bits to zero */
+ pub->public_key->flags&= ~(ASN1_STRING_FLAG_BITS_LEFT|0x07);
+ pub->public_key->flags|=ASN1_STRING_FLAG_BITS_LEFT;
+ }
+ return 1;
+ }
+
+int X509_PUBKEY_get0_param(ASN1_OBJECT **ppkalg,
+ const unsigned char **pk, int *ppklen,
+ X509_ALGOR **pa,
+ X509_PUBKEY *pub)
+ {
+ if (ppkalg)
+ *ppkalg = pub->algor->algorithm;
+ if (pk)
+ {
+ *pk = pub->public_key->data;
+ *ppklen = pub->public_key->length;
+ }
+ if (pa)
+ *pa = pub->algor;
+ return 1;
+ }
diff --git a/crypto/dsa/Makefile b/crypto/dsa/Makefile
index 676baf7d49..483a5c3bf8 100644
--- a/crypto/dsa/Makefile
+++ b/crypto/dsa/Makefile
@@ -18,9 +18,9 @@ APPS=
LIB=$(TOP)/libcrypto.a
LIBSRC= dsa_gen.c dsa_key.c dsa_lib.c dsa_asn1.c dsa_vrf.c dsa_sign.c \
- dsa_err.c dsa_ossl.c dsa_depr.c
+ dsa_err.c dsa_ossl.c dsa_depr.c dsa_ameth.c
LIBOBJ= dsa_gen.o dsa_key.o dsa_lib.o dsa_asn1.o dsa_vrf.o dsa_sign.o \
- dsa_err.o dsa_ossl.o dsa_depr.o
+ dsa_err.o dsa_ossl.o dsa_depr.o dsa_ameth.o
SRC= $(LIBSRC)
diff --git a/crypto/dsa/dsa.h b/crypto/dsa/dsa.h
index b12db98b13..5ee83e33ba 100644
--- a/crypto/dsa/dsa.h
+++ b/crypto/dsa/dsa.h
@@ -262,6 +262,10 @@ void ERR_load_DSA_strings(void);
#define DSA_F_DSA_NEW_METHOD 103
#define DSA_F_DSA_PRINT 104
#define DSA_F_DSA_PRINT_FP 105
+#define DSA_F_DSA_PRIV_DECODE 115
+#define DSA_F_DSA_PRIV_ENCODE 116
+#define DSA_F_DSA_PUB_DECODE 117
+#define DSA_F_DSA_PUB_ENCODE 118
#define DSA_F_DSA_SIGN 106
#define DSA_F_DSA_SIGN_SETUP 107
#define DSA_F_DSA_SIG_NEW 109
@@ -270,8 +274,12 @@ void ERR_load_DSA_strings(void);
#define DSA_F_SIG_CB 114
/* Reason codes. */
+#define DSA_R_BN_DECODE_ERROR 102
+#define DSA_R_BN_ERROR 103
#define DSA_R_DATA_TOO_LARGE_FOR_KEY_SIZE 100
+#define DSA_R_DECODE_ERROR 104
#define DSA_R_MISSING_PARAMETERS 101
+#define DSA_R_PARAMETER_ENCODING_ERROR 105
#ifdef __cplusplus
}
diff --git a/crypto/dsa/dsa_ameth.c b/crypto/dsa/dsa_ameth.c
new file mode 100644
index 0000000000..8763eb93bc
--- /dev/null
+++ b/crypto/dsa/dsa_ameth.c
@@ -0,0 +1,376 @@
+/* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL
+ * project 2006.
+ */
+/* ====================================================================
+ * 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 <stdio.h>
+#include "cryptlib.h"
+#include <openssl/x509.h>
+#include <openssl/asn1.h>
+#include <openssl/dsa.h>
+
+static int dsa_pub_decode(EVP_PKEY *pkey, X509_PUBKEY *pubkey)
+ {
+ const unsigned char *p, *pm;
+ int pklen, pmlen;
+ int ptype;
+ void *pval;
+ ASN1_STRING *pstr;
+ X509_ALGOR *palg;
+ ASN1_INTEGER *public_key = NULL;
+
+ DSA *dsa = NULL;
+
+ if (!X509_PUBKEY_get0_param(NULL, &p, &pklen, &palg, pubkey))
+ return 0;
+ X509_ALGOR_get0(NULL, &ptype, &pval, palg);
+
+ if (ptype != V_ASN1_SEQUENCE)
+ {
+ DSAerr(DSA_F_DSA_PUB_DECODE, DSA_R_PARAMETER_ENCODING_ERROR);
+ goto err;
+ }
+
+ pstr = pval;
+ pm = pstr->data;
+ pmlen = pstr->length;
+
+ if (!(dsa = d2i_DSAparams(NULL, &pm, pmlen)))
+ {
+ DSAerr(DSA_F_DSA_PUB_DECODE, DSA_R_DECODE_ERROR);
+ goto err;
+ }
+
+ if (!(public_key=d2i_ASN1_INTEGER(NULL, &p, pklen)))
+ {
+ DSAerr(DSA_F_DSA_PUB_DECODE, DSA_R_DECODE_ERROR);
+ goto err;
+ }
+
+ /* We have parameters now set public key */
+ if (!(dsa->pub_key = ASN1_INTEGER_to_BN(public_key, NULL)))
+ {
+ DSAerr(DSA_F_DSA_PUB_DECODE, DSA_R_BN_DECODE_ERROR);
+ goto err;
+ }
+
+ ASN1_INTEGER_free(public_key);
+
+ return 1;
+
+ err:
+ if (pubkey)
+ ASN1_INTEGER_free(public_key);
+ if (dsa)
+ DSA_free(dsa);
+ return 0;
+
+ }
+
+static int dsa_pub_encode(X509_PUBKEY *pk, EVP_PKEY *pkey)
+ {
+ DSA *dsa;
+ void *pval;
+ int ptype;
+ unsigned char *penc = NULL;
+ int penclen;
+
+ dsa=pkey->pkey.dsa;
+ if (pkey->save_parameters)
+ {
+ ASN1_STRING *str;
+ str = ASN1_STRING_new();
+ str->length = i2d_DSAparams(dsa, &str->data);
+ if (str->length <= 0)
+ {
+ DSAerr(DSA_F_DSA_PUB_ENCODE, ERR_R_MALLOC_FAILURE);
+ goto err;
+ }
+ ptype = V_ASN1_SEQUENCE;
+ }
+ else
+ {
+ ptype = V_ASN1_UNDEF;
+ pval = NULL;
+ }
+ dsa->write_params=0;
+
+ penclen = i2d_DSAPublicKey(dsa, &penc);
+
+ if (penclen <= 0)
+ {
+ DSAerr(DSA_F_DSA_PUB_ENCODE, ERR_R_MALLOC_FAILURE);
+ goto err;
+ }
+
+ if (X509_PUBKEY_set0_param(pk, OBJ_nid2obj(EVP_PKEY_DSA),
+ ptype, pval, penc, penclen))
+ return 1;
+
+ err:
+ if (penc)
+ OPENSSL_free(penc);
+ if (pval)
+ ASN1_STRING_free(pval);
+
+ return 0;
+ }
+
+/* In PKCS#8 DSA: you just get a private key integer and parameters in the
+ * AlgorithmIdentifier the pubkey must be recalculated.
+ */
+
+static int dsa_priv_decode(EVP_PKEY *pkey, PKCS8_PRIV_KEY_INFO *p8)
+ {
+ const unsigned char *p, *pm;
+ int pklen, pmlen;
+ int ptype;
+ void *pval;
+ ASN1_STRING *pstr;
+ X509_ALGOR *palg;
+ ASN1_INTEGER *privkey = NULL;
+ BN_CTX *ctx = NULL;
+
+ STACK_OF(ASN1_TYPE) *ndsa = NULL;
+ DSA *dsa = NULL;
+
+ if (!PKCS8_pkey_get0(NULL, &p, &pklen, &palg, p8))
+ return 0;
+ X509_ALGOR_get0(NULL, &ptype, &pval, palg);
+
+ /* Check for broken DSA PKCS#8, UGH! */
+ if (*p == (V_ASN1_SEQUENCE|V_ASN1_CONSTRUCTED))
+ {
+ ASN1_TYPE *t1, *t2;
+ if(!(ndsa = ASN1_seq_unpack_ASN1_TYPE(p, pklen,
+ d2i_ASN1_TYPE,
+ ASN1_TYPE_free)))
+ goto decerr;
+ if (sk_ASN1_TYPE_num(ndsa) != 2)
+ goto decerr;
+ /* Handle Two broken types:
+ * SEQUENCE {parameters, priv_key}
+ * SEQUENCE {pub_key, priv_key}
+ */
+
+ t1 = sk_ASN1_TYPE_value(ndsa, 0);
+ t2 = sk_ASN1_TYPE_value(ndsa, 1);
+ if (t1->type == V_ASN1_SEQUENCE)
+ {
+ p8->broken = PKCS8_EMBEDDED_PARAM;
+ pval = t1->value.ptr;
+ }
+ else if (ptype == V_ASN1_SEQUENCE)
+ p8->broken = PKCS8_NS_DB;
+ else
+ goto decerr;
+
+ if (t2->type != V_ASN1_INTEGER)
+ goto decerr;
+
+ privkey = t2->value.integer;
+ }
+ else
+ {
+ if (!(privkey=d2i_ASN1_INTEGER(NULL, &p, pklen)))
+ goto decerr;
+ if (ptype != V_ASN1_SEQUENCE)
+ goto decerr;
+ }
+
+ pstr = pval;
+ pm = pstr->data;
+ pmlen = pstr->length;
+ if (!(dsa = d2i_DSAparams(NULL, &pm, pmlen)))
+ goto decerr;
+ /* We have parameters now set private key */
+ if (!(dsa->priv_key = ASN1_INTEGER_to_BN(privkey, NULL)))
+ {
+ DSAerr(DSA_F_DSA_PRIV_DECODE,DSA_R_BN_ERROR);
+ goto dsaerr;
+ }
+ /* Calculate public key */
+ if (!(dsa->pub_key = BN_new()))
+ {
+ DSAerr(DSA_F_DSA_PRIV_DECODE, ERR_R_MALLOC_FAILURE);
+ goto dsaerr;
+ }
+ if (!(ctx = BN_CTX_new()))
+ {
+ DSAerr(DSA_F_DSA_PRIV_DECODE, ERR_R_MALLOC_FAILURE);
+ goto dsaerr;
+ }
+
+ if (!BN_mod_exp(dsa->pub_key, dsa->g, dsa->priv_key, dsa->p, ctx))
+ {
+ DSAerr(DSA_F_DSA_PRIV_DECODE,DSA_R_BN_ERROR);
+ goto dsaerr;
+ }
+
+ EVP_PKEY_assign_DSA(pkey, dsa);
+ BN_CTX_free (ctx);
+ if(ndsa)
+ sk_ASN1_TYPE_pop_free(ndsa, ASN1_TYPE_free);
+ else
+ ASN1_INTEGER_free(privkey);
+
+ return 1;
+
+ decerr:
+ DSAerr(DSA_F_DSA_PRIV_DECODE, EVP_R_DECODE_ERROR);
+ dsaerr:
+ BN_CTX_free (ctx);
+ sk_ASN1_TYPE_pop_free(ndsa, ASN1_TYPE_free);
+ DSA_free(dsa);
+ EVP_PKEY_free(pkey);
+ return 0;
+ }
+
+static int dsa_priv_encode(PKCS8_PRIV_KEY_INFO *p8, EVP_PKEY *pkey)
+{
+ ASN1_STRING *params = NULL;
+ ASN1_INTEGER *prkey = NULL;
+ unsigned char *dp = NULL;
+ int dplen;
+
+ params = ASN1_STRING_new();
+
+ if (!params)
+ {
+ DSAerr(DSA_F_DSA_PRIV_ENCODE,ERR_R_MALLOC_FAILURE);
+ goto err;
+ }
+
+ params->length = i2d_DSAparams(pkey->pkey.dsa, &params->data);
+ if (params->length <= 0)
+ {
+ DSAerr(DSA_F_DSA_PRIV_ENCODE,ERR_R_MALLOC_FAILURE);
+ goto err;
+ }
+ params->type = V_ASN1_SEQUENCE;
+
+ /* Get private key into integer */
+ prkey = BN_to_ASN1_INTEGER(pkey->pkey.dsa->priv_key, NULL);
+
+ if (!prkey)
+ {
+ DSAerr(DSA_F_DSA_PRIV_ENCODE,DSA_R_BN_ERROR);
+ goto err;
+ }
+
+ dplen = i2d_ASN1_INTEGER(prkey, &dp);
+
+ ASN1_INTEGER_free(prkey);
+
+ if (!PKCS8_pkey_set0(p8, OBJ_nid2obj(NID_dsa), 0,
+ V_ASN1_SEQUENCE, params, dp, dplen))
+ goto err;
+
+ return 1;
+
+err:
+ if (dp != NULL)
+ OPENSSL_free(dp);
+ if (params != NULL)
+ ASN1_STRING_free(params);
+ if (prkey != NULL)
+ ASN1_INTEGER_free(prkey);
+ return 0;
+}
+
+/* NB these are sorted in pkey_id order, lowest first */
+
+const EVP_PKEY_ASN1_METHOD dsa_asn1_meths[] =
+ {
+
+ {
+ EVP_PKEY_DSA2,
+ EVP_PKEY_DSA,
+ ASN1_PKEY_ALIAS
+ },
+
+ {
+ EVP_PKEY_DSA1,
+ EVP_PKEY_DSA,
+ ASN1_PKEY_ALIAS
+ },
+
+ {
+ EVP_PKEY_DSA4,
+ EVP_PKEY_DSA,
+ ASN1_PKEY_ALIAS
+ },
+
+ {
+ EVP_PKEY_DSA3,
+ EVP_PKEY_DSA,
+ ASN1_PKEY_ALIAS
+ },
+
+ {
+ EVP_PKEY_DSA,
+ EVP_PKEY_DSA,
+ 0,
+ dsa_pub_decode,
+ dsa_pub_encode,
+ 0,
+ dsa_priv_decode,
+ dsa_priv_encode,
+ 0,
+ 0,
+ 0
+ }
+ };
+
diff --git a/crypto/dsa/dsa_err.c b/crypto/dsa/dsa_err.c
index fd42053572..920cabf282 100644
--- a/crypto/dsa/dsa_err.c
+++ b/crypto/dsa/dsa_err.c
@@ -78,6 +78,10 @@ static ERR_STRING_DATA DSA_str_functs[]=
{ERR_FUNC(DSA_F_DSA_NEW_METHOD), "DSA_new_method"},
{ERR_FUNC(DSA_F_DSA_PRINT), "DSA_print"},
{ERR_FUNC(DSA_F_DSA_PRINT_FP), "DSA_print_fp"},
+{ERR_FUNC(DSA_F_DSA_PRIV_DECODE), "DSA_PRIV_DECODE"},
+{ERR_FUNC(DSA_F_DSA_PRIV_ENCODE), "DSA_PRIV_ENCODE"},
+{ERR_FUNC(DSA_F_DSA_PUB_DECODE), "DSA_PUB_DECODE"},
+{ERR_FUNC(DSA_F_DSA_PUB_ENCODE), "DSA_PUB_ENCODE"},
{ERR_FUNC(DSA_F_DSA_SIGN), "DSA_sign"},
{ERR_FUNC(DSA_F_DSA_SIGN_SETUP), "DSA_sign_setup"},
{ERR_FUNC(DSA_F_DSA_SIG_NEW), "DSA_SIG_new"},
@@ -89,8 +93,12 @@ static ERR_STRING_DATA DSA_str_functs[]=
static ERR_STRING_DATA DSA_str_reasons[]=
{
+{ERR_REASON(DSA_R_BN_DECODE_ERROR) ,"bn decode error"},
+{ERR_REASON(DSA_R_BN_ERROR) ,"bn error"},
{ERR_REASON(DSA_R_DATA_TOO_LARGE_FOR_KEY_SIZE),"data too large for key size"},
+{ERR_REASON(DSA_R_DECODE_ERROR) ,"decode error"},
{ERR_REASON(DSA_R_MISSING_PARAMETERS) ,"missing parameters"},
+{ERR_REASON(DSA_R_PARAMETER_ENCODING_ERROR),"parameter encoding error"},
{0,NULL}
};
diff --git a/crypto/ec/Makefile b/crypto/ec/Makefile
index 9dbe99be82..4a1622e0ba 100644
--- a/crypto/ec/Makefile
+++ b/crypto/ec/Makefile
@@ -19,11 +19,11 @@ APPS=
LIB=$(TOP)/libcrypto.a
LIBSRC= ec_lib.c ecp_smpl.c ecp_mont.c ecp_nist.c ec_cvt.c ec_mult.c\
ec_err.c ec_curve.c ec_check.c ec_print.c ec_asn1.c ec_key.c\
- ec2_smpl.c ec2_mult.c
+ ec2_smpl.c ec2_mult.c ec_ameth.c
LIBOBJ= ec_lib.o ecp_smpl.o ecp_mont.o ecp_nist.o ec_cvt.o ec_mult.o\
ec_err.o ec_curve.o ec_check.o ec_print.o ec_asn1.o ec_key.o\
- ec2_smpl.o ec2_mult.o
+ ec2_smpl.o ec2_mult.o ec_ameth.o
SRC= $(LIBSRC)
diff --git a/crypto/ec/ec.h b/crypto/ec/ec.h
index 1ee636328f..a5ec63071a 100644
--- a/crypto/ec/ec.h
+++ b/crypto/ec/ec.h
@@ -918,6 +918,12 @@ void ERR_load_EC_strings(void);
#define EC_F_D2I_ECPARAMETERS 144
#define EC_F_D2I_ECPKPARAMETERS 145
#define EC_F_D2I_ECPRIVATEKEY 146
+#define EC_F_ECKEY_PARAM2TYPE 211
+#define EC_F_ECKEY_PRIV_DECODE 212
+#define EC_F_ECKEY_PRIV_ENCODE 213
+#define EC_F_ECKEY_PUB_DECODE 214
+#define EC_F_ECKEY_PUB_ENCODE 215
+#define EC_F_ECKEY_TYPE2PARAM 216
#define EC_F_ECPARAMETERS_PRINT 147
#define EC_F_ECPARAMETERS_PRINT_FP 148
#define EC_F_ECPKPARAMETERS_PRINT 149
@@ -1027,6 +1033,7 @@ void ERR_load_EC_strings(void);
#define EC_R_ASN1_UNKNOWN_FIELD 116
#define EC_R_BUFFER_TOO_SMALL 100
#define EC_R_D2I_ECPKPARAMETERS_FAILURE 117
+#define EC_R_DECODE_ERROR 137
#define EC_R_DISCRIMINANT_IS_ZERO 118
#define EC_R_EC_GROUP_NEW_BY_NAME_FAILURE 119
#define EC_R_GROUP2PKPARAMETERS_FAILURE 120
diff --git a/crypto/ec/ec_ameth.c b/crypto/ec/ec_ameth.c
new file mode 100644
index 0000000000..11aa432d33
--- /dev/null
+++ b/crypto/ec/ec_ameth.c
@@ -0,0 +1,360 @@
+/* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL
+ * project 2006.
+ */
+/* ====================================================================
+ * Copyright (c) 2005 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 <stdio.h>
+#include "cryptlib.h"
+#include <openssl/x509.h>
+#include <openssl/ec.h>
+
+static int eckey_param2type(int *pptype, void **ppval, EC_KEY *ec_key)
+ {
+ const EC_GROUP *group;
+ int nid;
+ if (ec_key == NULL || (group = EC_KEY_get0_group(ec_key)) == NULL)
+ {
+ ECerr(EC_F_ECKEY_PARAM2TYPE, EC_R_MISSING_PARAMETERS);
+ return 0;
+ }
+ if (EC_GROUP_get_asn1_flag(group)
+ && (nid = EC_GROUP_get_curve_name(group)))
+ /* we have a 'named curve' => just set the OID */
+ {
+ *ppval = OBJ_nid2obj(nid);
+ *pptype = V_ASN1_OBJECT;
+ }
+ else /* explicit parameters */
+ {
+ ASN1_STRING *pstr = NULL;
+ pstr = ASN1_STRING_new();
+ if (!pstr)
+ return 0;
+ pstr->length = i2d_ECParameters(ec_key, &pstr->data);
+ if (pstr->length < 0)
+ {
+ ASN1_STRING_free(pstr);
+ ECerr(EC_F_ECKEY_PARAM2TYPE, ERR_R_EC_LIB);
+ return 0;
+ }
+ *ppval = pstr;
+ *pptype = V_ASN1_SEQUENCE;
+ }
+ return 1;
+ }
+
+static int eckey_pub_encode(X509_PUBKEY *pk, EVP_PKEY *pkey)
+ {
+ EC_KEY *ec_key = pkey->pkey.ec;
+ void *pval = NULL;
+ int ptype;
+ unsigned char *penc = NULL, *p;
+ int penclen;
+
+ if (!eckey_param2type(&ptype, &pval, ec_key))
+ {
+ ECerr(EC_F_ECKEY_PUB_ENCODE, ERR_R_EC_LIB);
+ return 0;
+ }
+ penclen = i2o_ECPublicKey(ec_key, NULL);
+ if (penclen <= 0)
+ goto err;
+ penc = OPENSSL_malloc(penclen);
+ if (!penc)
+ goto err;
+ p = penc;
+ penclen = i2o_ECPublicKey(ec_key, &p);
+ if (penclen <= 0)
+ goto err;
+ if (X509_PUBKEY_set0_param(pk, OBJ_nid2obj(EVP_PKEY_DSA),
+ ptype, pval, penc, penclen))
+ return 1;
+ err:
+ if (ptype == V_ASN1_OBJECT)
+ ASN1_OBJECT_free(pval);
+ else
+ ASN1_STRING_free(pval);
+ if (penc)
+ OPENSSL_free(penc);
+ return 0;
+ }
+
+static EC_KEY *eckey_type2param(int ptype, void *pval)
+ {
+ EC_KEY *eckey = NULL;
+ if (ptype == V_ASN1_SEQUENCE)
+ {
+ ASN1_STRING *pstr = pval;
+ const unsigned char *pm = NULL;
+ int pmlen;
+ pm = pstr->data;
+ pmlen = pstr->length;
+ if (!(eckey = d2i_ECParameters(NULL, &pm, pmlen)))
+ {
+ ECerr(EC_F_ECKEY_TYPE2PARAM, EC_R_DECODE_ERROR);
+ goto ecerr;
+ }
+ }
+ else if (ptype == V_ASN1_OBJECT)
+ {
+ ASN1_OBJECT *poid = pval;
+ EC_GROUP *group;
+
+ /* type == V_ASN1_OBJECT => the parameters are given
+ * by an asn1 OID
+ */
+ if ((eckey = EC_KEY_new()) == NULL)
+ {
+ ECerr(EC_F_ECKEY_TYPE2PARAM, ERR_R_MALLOC_FAILURE);
+ goto ecerr;
+ }
+ group = EC_GROUP_new_by_curve_name(OBJ_obj2nid(poid));
+ if (group == NULL)
+ goto ecerr;
+ EC_GROUP_set_asn1_flag(group, OPENSSL_EC_NAMED_CURVE);
+ if (EC_KEY_set_group(eckey, group) == 0)
+ goto ecerr;
+ EC_GROUP_free(group);
+ }
+ else
+ {
+ ECerr(EC_F_ECKEY_TYPE2PARAM, EC_R_DECODE_ERROR);
+ goto ecerr;
+ }
+
+ return eckey;
+
+ ecerr:
+ if (eckey)
+ EC_KEY_free(eckey);
+ return NULL;
+ }
+
+static int eckey_pub_decode(EVP_PKEY *pkey, X509_PUBKEY *pubkey)
+ {
+ const unsigned char *p = NULL;
+ void *pval;
+ int ptype, pklen;
+ EC_KEY *eckey = NULL;
+ X509_ALGOR *palg;
+
+ if (!X509_PUBKEY_get0_param(NULL, &p, &pklen, &palg, pubkey))
+ return 0;
+ X509_ALGOR_get0(NULL, &ptype, &pval, palg);
+
+ eckey = eckey_type2param(ptype, pval);
+
+ if (!eckey)
+ {
+ ECerr(EC_F_ECKEY_PUB_DECODE, ERR_R_EC_LIB);
+ return 0;
+ }
+
+ /* We have parameters now set public key */
+ if (!o2i_ECPublicKey(&eckey, &p, pklen))
+ {
+ ECerr(EC_F_ECKEY_PUB_DECODE, EC_R_DECODE_ERROR);
+ goto ecerr;
+ }
+
+ EVP_PKEY_assign_EC_KEY(pkey, eckey);
+ return 1;
+
+ ecerr:
+ if (eckey)
+ EC_KEY_free(eckey);
+ return 0;
+ }
+
+static int eckey_priv_decode(EVP_PKEY *pkey, PKCS8_PRIV_KEY_INFO *p8)
+ {
+ const unsigned char *p = NULL;
+ void *pval;
+ int ptype, pklen;
+ EC_KEY *eckey = NULL;
+ X509_ALGOR *palg;
+
+ if (!PKCS8_pkey_get0(NULL, &p, &pklen, &palg, p8))
+ return 0;
+ X509_ALGOR_get0(NULL, &ptype, &pval, palg);
+
+ eckey = eckey_type2param(ptype, pval);
+
+ if (!eckey)
+ goto ecliberr;
+
+ /* We have parameters now set private key */
+ if (!d2i_ECPrivateKey(&eckey, &p, pklen))
+ {
+ ECerr(EC_F_ECKEY_PRIV_DECODE, EC_R_DECODE_ERROR);
+ goto ecerr;
+ }
+
+ /* calculate public key (if necessary) */
+ if (EC_KEY_get0_public_key(eckey) == NULL)
+ {
+ const BIGNUM *priv_key;
+ const EC_GROUP *group;
+ EC_POINT *pub_key;
+ /* the public key was not included in the SEC1 private
+ * key => calculate the public key */
+ group = EC_KEY_get0_group(eckey);
+ pub_key = EC_POINT_new(group);
+ if (pub_key == NULL)
+ {
+ ECerr(EC_F_ECKEY_PRIV_DECODE, ERR_R_EC_LIB);
+ goto ecliberr;
+ }
+ if (!EC_POINT_copy(pub_key, EC_GROUP_get0_generator(group)))
+ {
+ EC_POINT_free(pub_key);
+ ECerr(EC_F_ECKEY_PRIV_DECODE, ERR_R_EC_LIB);
+ goto ecliberr;
+ }
+ priv_key = EC_KEY_get0_private_key(eckey);
+ if (!EC_POINT_mul(group, pub_key, priv_key, NULL, NULL, NULL))
+ {
+ EC_POINT_free(pub_key);
+ ECerr(EC_F_ECKEY_PRIV_DECODE, ERR_R_EC_LIB);
+ goto ecliberr;
+ }
+ if (EC_KEY_set_public_key(eckey, pub_key) == 0)
+ {
+ EC_POINT_free(pub_key);
+ ECerr(EC_F_ECKEY_PRIV_DECODE, ERR_R_EC_LIB);
+ goto ecliberr;
+ }
+ EC_POINT_free(pub_key);
+ }
+
+ EVP_PKEY_assign_EC_KEY(pkey, eckey);
+ return 1;
+
+ ecliberr:
+ ECerr(EC_F_ECKEY_PRIV_DECODE, ERR_R_EC_LIB);
+ ecerr:
+ if (eckey)
+ EC_KEY_free(eckey);
+ return 0;
+ }
+
+static int eckey_priv_encode(PKCS8_PRIV_KEY_INFO *p8, EVP_PKEY *pkey)
+{
+ EC_KEY *ec_key;
+ unsigned char *ep, *p;
+ int eplen, ptype;
+ void *pval;
+ unsigned int tmp_flags, old_flags;
+
+ ec_key = pkey->pkey.ec;
+
+ if (!eckey_param2type(&ptype, &pval, ec_key))
+ {
+ ECerr(EC_F_ECKEY_PRIV_ENCODE, EC_R_DECODE_ERROR);
+ return 0;
+ }
+
+ /* set the private key */
+
+ /* do not include the parameters in the SEC1 private key
+ * see PKCS#11 12.11 */
+ old_flags = EC_KEY_get_enc_flags(ec_key);
+ tmp_flags = old_flags | EC_PKEY_NO_PARAMETERS;
+ EC_KEY_set_enc_flags(ec_key, tmp_flags);
+ eplen = i2d_ECPrivateKey(ec_key, NULL);
+ if (!eplen)
+ {
+ EC_KEY_set_enc_flags(ec_key, old_flags);
+ ECerr(EC_F_ECKEY_PRIV_ENCODE, ERR_R_EC_LIB);
+ return 0;
+ }
+ ep = (unsigned char *) OPENSSL_malloc(eplen);
+ if (!ep)
+ {
+ EC_KEY_set_enc_flags(ec_key, old_flags);
+ ECerr(EC_F_ECKEY_PRIV_ENCODE, ERR_R_MALLOC_FAILURE);
+ return 0;
+ }
+ p = ep;
+ if (!i2d_ECPrivateKey(ec_key, &p))
+ {
+ EC_KEY_set_enc_flags(ec_key, old_flags);
+ OPENSSL_free(ep);
+ ECerr(EC_F_ECKEY_PRIV_ENCODE, ERR_R_EC_LIB);
+ }
+ /* restore old encoding flags */
+ EC_KEY_set_enc_flags(ec_key, old_flags);
+
+ if (!PKCS8_pkey_set0(p8, OBJ_nid2obj(NID_X9_62_id_ecPublicKey), 0,
+ ptype, pval, ep, eplen))
+ return 0;
+
+ return 1;
+}
+
+EVP_PKEY_ASN1_METHOD eckey_asn1_meth =
+ {
+ EVP_PKEY_EC,
+ 0,
+ 0,
+ eckey_pub_decode,
+ eckey_pub_encode,
+ 0,
+ eckey_priv_decode,
+ eckey_priv_encode,
+ 0,
+ 0,
+ 0
+ };
diff --git a/crypto/evp/evp.h b/crypto/evp/evp.h
index 3f90b175c7..a13acaf308 100644
--- a/crypto/evp/evp.h
+++ b/crypto/evp/evp.h
@@ -847,6 +847,8 @@ int EVP_PBE_alg_add(int nid, const EVP_CIPHER *cipher, const EVP_MD *md,
EVP_PBE_KEYGEN *keygen);
void EVP_PBE_cleanup(void);
+const EVP_PKEY_ASN1_METHOD *EVP_PKEY_ASN1_find(int type);
+
/* BEGIN ERROR CODES */
/* The following lines are auto generated by the script mkerr.pl. Any changes
* made after this point may be overwritten when the script is next run.
@@ -873,6 +875,7 @@ void ERR_load_EVP_strings(void);
#define EVP_F_EVP_PBE_ALG_ADD 115
#define EVP_F_EVP_PBE_CIPHERINIT 116
#define EVP_F_EVP_PKCS82PKEY 111
+#define EVP_F_EVP_PKCS82PKEY_BROKEN 136
#define EVP_F_EVP_PKEY2PKCS8_BROKEN 113
#define EVP_F_EVP_PKEY_COPY_PARAMETERS 103
#define EVP_F_EVP_PKEY_DECRYPT 104
@@ -918,6 +921,7 @@ void ERR_load_EVP_strings(void);
#define EVP_R_INVALID_KEY_LENGTH 130
#define EVP_R_IV_TOO_LARGE 102
#define EVP_R_KEYGEN_FAILURE 120
+#define EVP_R_METHOD_NOT_SUPPORTED 144
#define EVP_R_MISSING_PARAMETERS 103
#define EVP_R_NO_CIPHER_SET 131
#define EVP_R_NO_DIGEST_SET 139
@@ -925,6 +929,8 @@ void ERR_load_EVP_strings(void);
#define EVP_R_NO_SIGN_FUNCTION_CONFIGURED 104
#define EVP_R_NO_VERIFY_FUNCTION_CONFIGURED 105
#define EVP_R_PKCS8_UNKNOWN_BROKEN_TYPE 117
+#define EVP_R_PRIVATE_KEY_DECODE_ERROR 145
+#define EVP_R_PRIVATE_KEY_ENCODE_ERROR 146
#define EVP_R_PUBLIC_KEY_NOT_RSA 106
#define EVP_R_UNKNOWN_PBE_ALGORITHM 121
#define EVP_R_UNSUPORTED_NUMBER_OF_ROUNDS 135
diff --git a/crypto/evp/evp_err.c b/crypto/evp/evp_err.c
index e854aadfa2..c31207479d 100644
--- a/crypto/evp/evp_err.c
+++ b/crypto/evp/evp_err.c
@@ -87,6 +87,7 @@ static ERR_STRING_DATA EVP_str_functs[]=
{ERR_FUNC(EVP_F_EVP_PBE_ALG_ADD), "EVP_PBE_alg_add"},
{ERR_FUNC(EVP_F_EVP_PBE_CIPHERINIT), "EVP_PBE_CipherInit"},
{ERR_FUNC(EVP_F_EVP_PKCS82PKEY), "EVP_PKCS82PKEY"},
+{ERR_FUNC(EVP_F_EVP_PKCS82PKEY_BROKEN), "EVP_PKCS82PKEY_BROKEN"},
{ERR_FUNC(EVP_F_EVP_PKEY2PKCS8_BROKEN), "EVP_PKEY2PKCS8_broken"},
{ERR_FUNC(EVP_F_EVP_PKEY_COPY_PARAMETERS), "EVP_PKEY_copy_parameters"},
{ERR_FUNC(EVP_F_EVP_PKEY_DECRYPT), "EVP_PKEY_decrypt"},
@@ -135,6 +136,7 @@ static ERR_STRING_DATA EVP_str_reasons[]=
{ERR_REASON(EVP_R_INVALID_KEY_LENGTH) ,"invalid key length"},
{ERR_REASON(EVP_R_IV_TOO_LARGE) ,"iv too large"},
{ERR_REASON(EVP_R_KEYGEN_FAILURE) ,"keygen failure"},
+{ERR_REASON(EVP_R_METHOD_NOT_SUPPORTED) ,"method not supported"},
{ERR_REASON(EVP_R_MISSING_PARAMETERS) ,"missing parameters"},
{ERR_REASON(EVP_R_NO_CIPHER_SET) ,"no cipher set"},
{ERR_REASON(EVP_R_NO_DIGEST_SET) ,"no digest set"},
@@ -142,6 +144,8 @@ static ERR_STRING_DATA EVP_str_reasons[]=
{ERR_REASON(EVP_R_NO_SIGN_FUNCTION_CONFIGURED),"no sign function configured"},
{ERR_REASON(EVP_R_NO_VERIFY_FUNCTION_CONFIGURED),"no verify function configured"},
{ERR_REASON(EVP_R_PKCS8_UNKNOWN_BROKEN_TYPE),"pkcs8 unknown broken type"},
+{ERR_REASON(EVP_R_PRIVATE_KEY_DECODE_ERROR),"private key decode error"},
+{ERR_REASON(EVP_R_PRIVATE_KEY_ENCODE_ERROR),"private key encode error"},
{ERR_REASON(EVP_R_PUBLIC_KEY_NOT_RSA) ,"public key not rsa"},
{ERR_REASON(EVP_R_UNKNOWN_PBE_ALGORITHM) ,"unknown pbe algorithm"},
{ERR_REASON(EVP_R_UNSUPORTED_NUMBER_OF_ROUNDS),"unsuported number of rounds"},
diff --git a/crypto/evp/evp_pkey.c b/crypto/evp/evp_pkey.c
index 2a02ab0793..eea4705063 100644
--- a/crypto/evp/evp_pkey.c
+++ b/crypto/evp/evp_pkey.c
@@ -3,7 +3,7 @@
* project 1999.
*/
/* ====================================================================
- * Copyright (c) 1999-2002 The OpenSSL Project. All rights reserved.
+ * Copyright (c) 1999-2005 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
@@ -69,275 +69,57 @@
#endif
#include <openssl/bn.h>
-#ifndef OPENSSL_NO_DSA
-static int dsa_pkey2pkcs8(PKCS8_PRIV_KEY_INFO *p8inf, EVP_PKEY *pkey);
-#endif
-#ifndef OPENSSL_NO_EC
-static int eckey_pkey2pkcs8(PKCS8_PRIV_KEY_INFO *p8inf, EVP_PKEY *pkey);
-#endif
+#include "../asn1/asn1_locl.h"
/* Extract a private key from a PKCS8 structure */
EVP_PKEY *EVP_PKCS82PKEY(PKCS8_PRIV_KEY_INFO *p8)
{
EVP_PKEY *pkey = NULL;
-#ifndef OPENSSL_NO_RSA
- RSA *rsa = NULL;
-#endif
-#ifndef OPENSSL_NO_DSA
- DSA *dsa = NULL;
- ASN1_TYPE *t1, *t2;
- ASN1_INTEGER *privkey;
- STACK_OF(ASN1_TYPE) *ndsa = NULL;
-#endif
-#ifndef OPENSSL_NO_EC
- EC_KEY *eckey = NULL;
- const unsigned char *p_tmp;
-#endif
-#if !defined(OPENSSL_NO_DSA) || !defined(OPENSSL_NO_EC)
- ASN1_TYPE *param = NULL;
- BN_CTX *ctx = NULL;
- int plen;
-#endif
- X509_ALGOR *a;
- const unsigned char *p;
- const unsigned char *cp;
- int pkeylen;
- int nid;
+ ASN1_OBJECT *algoid;
+ const EVP_PKEY_ASN1_METHOD *meth;
char obj_tmp[80];
- if(p8->pkey->type == V_ASN1_OCTET_STRING) {
- p8->broken = PKCS8_OK;
- p = p8->pkey->value.octet_string->data;
- pkeylen = p8->pkey->value.octet_string->length;
- } else {
- p8->broken = PKCS8_NO_OCTET;
- p = p8->pkey->value.sequence->data;
- pkeylen = p8->pkey->value.sequence->length;
- }
+ if (!PKCS8_pkey_get0(&algoid, NULL, NULL, NULL, p8))
+ return NULL;
+
if (!(pkey = EVP_PKEY_new())) {
EVPerr(EVP_F_EVP_PKCS82PKEY,ERR_R_MALLOC_FAILURE);
return NULL;
}
- a = p8->pkeyalg;
- nid = OBJ_obj2nid(a->algorithm);
- switch(nid)
- {
-#ifndef OPENSSL_NO_RSA
- case NID_rsaEncryption:
- cp = p;
- if (!(rsa = d2i_RSAPrivateKey (NULL,&cp, pkeylen))) {
- EVPerr(EVP_F_EVP_PKCS82PKEY, EVP_R_DECODE_ERROR);
- return NULL;
- }
- EVP_PKEY_assign_RSA (pkey, rsa);
- break;
-#endif
-#ifndef OPENSSL_NO_DSA
- case NID_dsa:
- /* PKCS#8 DSA is weird: you just get a private key integer
- * and parameters in the AlgorithmIdentifier the pubkey must
- * be recalculated.
- */
-
- /* Check for broken DSA PKCS#8, UGH! */
- if(*p == (V_ASN1_SEQUENCE|V_ASN1_CONSTRUCTED)) {
- if(!(ndsa = ASN1_seq_unpack_ASN1_TYPE(p, pkeylen,
- d2i_ASN1_TYPE,
- ASN1_TYPE_free))) {
- EVPerr(EVP_F_EVP_PKCS82PKEY, EVP_R_DECODE_ERROR);
- goto dsaerr;
- }
- if(sk_ASN1_TYPE_num(ndsa) != 2 ) {
- EVPerr(EVP_F_EVP_PKCS82PKEY, EVP_R_DECODE_ERROR);
- goto dsaerr;
- }
- /* Handle Two broken types:
- * SEQUENCE {parameters, priv_key}
- * SEQUENCE {pub_key, priv_key}
- */
-
- t1 = sk_ASN1_TYPE_value(ndsa, 0);
- t2 = sk_ASN1_TYPE_value(ndsa, 1);
- if(t1->type == V_ASN1_SEQUENCE) {
- p8->broken = PKCS8_EMBEDDED_PARAM;
- param = t1;
- } else if(a->parameter->type == V_ASN1_SEQUENCE) {
- p8->broken = PKCS8_NS_DB;
- param = a->parameter;
- } else {
- EVPerr(EVP_F_EVP_PKCS82PKEY, EVP_R_DECODE_ERROR);
- goto dsaerr;
- }
-
- if(t2->type != V_ASN1_INTEGER) {
- EVPerr(EVP_F_EVP_PKCS82PKEY, EVP_R_DECODE_ERROR);
- goto dsaerr;
- }
- privkey = t2->value.integer;
- } else {
- if (!(privkey=d2i_ASN1_INTEGER (NULL, &p, pkeylen))) {
- EVPerr(EVP_F_EVP_PKCS82PKEY, EVP_R_DECODE_ERROR);
- goto dsaerr;
- }
- param = p8->pkeyalg->parameter;
- }
- if (!param || (param->type != V_ASN1_SEQUENCE)) {
- EVPerr(EVP_F_EVP_PKCS82PKEY, EVP_R_DECODE_ERROR);
- goto dsaerr;
- }
- cp = p = param->value.sequence->data;
- plen = param->value.sequence->length;
- if (!(dsa = d2i_DSAparams (NULL, &cp, plen))) {
- EVPerr(EVP_F_EVP_PKCS82PKEY, EVP_R_DECODE_ERROR);
- goto dsaerr;
- }
- /* We have parameters now set private key */
- if (!(dsa->priv_key = ASN1_INTEGER_to_BN(privkey, NULL))) {
- EVPerr(EVP_F_EVP_PKCS82PKEY,EVP_R_BN_DECODE_ERROR);
- goto dsaerr;
- }
- /* Calculate public key (ouch!) */
- if (!(dsa->pub_key = BN_new())) {
- EVPerr(EVP_F_EVP_PKCS82PKEY,ERR_R_MALLOC_FAILURE);
- goto dsaerr;
- }
- if (!(ctx = BN_CTX_new())) {
- EVPerr(EVP_F_EVP_PKCS82PKEY,ERR_R_MALLOC_FAILURE);
- goto dsaerr;
- }
-
- if (!BN_mod_exp(dsa->pub_key, dsa->g,
- dsa->priv_key, dsa->p, ctx)) {
-
- EVPerr(EVP_F_EVP_PKCS82PKEY,EVP_R_BN_PUBKEY_ERROR);
- goto dsaerr;
- }
-
- EVP_PKEY_assign_DSA(pkey, dsa);
- BN_CTX_free (ctx);
- if(ndsa) sk_ASN1_TYPE_pop_free(ndsa, ASN1_TYPE_free);
- else ASN1_INTEGER_free(privkey);
- break;
- dsaerr:
- BN_CTX_free (ctx);
- sk_ASN1_TYPE_pop_free(ndsa, ASN1_TYPE_free);
- DSA_free(dsa);
- EVP_PKEY_free(pkey);
- return NULL;
- break;
-#endif
-#ifndef OPENSSL_NO_EC
- case NID_X9_62_id_ecPublicKey:
- p_tmp = p;
- /* extract the ec parameters */
- param = p8->pkeyalg->parameter;
- if (!param || ((param->type != V_ASN1_SEQUENCE) &&
- (param->type != V_ASN1_OBJECT)))
- {
- EVPerr(EVP_F_EVP_PKCS82PKEY, EVP_R_DECODE_ERROR);
- goto ecerr;
- }
+ meth = EVP_PKEY_ASN1_find(OBJ_obj2nid(algoid));
- if (param->type == V_ASN1_SEQUENCE)
+ if (meth)
{
- cp = p = param->value.sequence->data;
- plen = param->value.sequence->length;
-
- if (!(eckey = d2i_ECParameters(NULL, &cp, plen)))
+ if (meth->priv_decode)
{
+ if (!meth->priv_decode(pkey, p8))
+ {
EVPerr(EVP_F_EVP_PKCS82PKEY,
- EVP_R_DECODE_ERROR);
- goto ecerr;
+ EVP_R_PRIVATE_KEY_DECODE_ERROR);
+ goto error;
+ }
}
- }
else
- {
- EC_GROUP *group;
- cp = p = param->value.object->data;
- plen = param->value.object->length;
-
- /* type == V_ASN1_OBJECT => the parameters are given
- * by an asn1 OID
- */
- if ((eckey = EC_KEY_new()) == NULL)
{
- EVPerr(EVP_F_EVP_PKCS82PKEY,
- ERR_R_MALLOC_FAILURE);
- goto ecerr;
+ EVPerr(EVP_F_EVP_PKCS82PKEY,
+ EVP_R_METHOD_NOT_SUPPORTED);
+ goto error;
}
- group = EC_GROUP_new_by_curve_name(OBJ_obj2nid(a->parameter->value.object));
- if (group == NULL)
- goto ecerr;
- EC_GROUP_set_asn1_flag(group, OPENSSL_EC_NAMED_CURVE);
- if (EC_KEY_set_group(eckey, group) == 0)
- goto ecerr;
- EC_GROUP_free(group);
- }
-
- /* We have parameters now set private key */
- if (!d2i_ECPrivateKey(&eckey, &p_tmp, pkeylen))
- {
- EVPerr(EVP_F_EVP_PKCS82PKEY, EVP_R_DECODE_ERROR);
- goto ecerr;
}
-
- /* calculate public key (if necessary) */
- if (EC_KEY_get0_public_key(eckey) == NULL)
+ else
{
- const BIGNUM *priv_key;
- const EC_GROUP *group;
- EC_POINT *pub_key;
- /* the public key was not included in the SEC1 private
- * key => calculate the public key */
- group = EC_KEY_get0_group(eckey);
- pub_key = EC_POINT_new(group);
- if (pub_key == NULL)
- {
- EVPerr(EVP_F_EVP_PKCS82PKEY, ERR_R_EC_LIB);
- goto ecerr;
- }
- if (!EC_POINT_copy(pub_key, EC_GROUP_get0_generator(group)))
- {
- EC_POINT_free(pub_key);
- EVPerr(EVP_F_EVP_PKCS82PKEY, ERR_R_EC_LIB);
- goto ecerr;
- }
- priv_key = EC_KEY_get0_private_key(eckey);
- if (!EC_POINT_mul(group, pub_key, priv_key, NULL, NULL, NULL))
- {
- EC_POINT_free(pub_key);
- EVPerr(EVP_F_EVP_PKCS82PKEY, ERR_R_EC_LIB);
- goto ecerr;
- }
- if (EC_KEY_set_public_key(eckey, pub_key) == 0)
- {
- EC_POINT_free(pub_key);
- EVPerr(EVP_F_EVP_PKCS82PKEY, ERR_R_EC_LIB);
- goto ecerr;
- }
- EC_POINT_free(pub_key);
- }
-
- EVP_PKEY_assign_EC_KEY(pkey, eckey);
- break;
-ecerr:
- if (eckey)
- EC_KEY_free(eckey);
- if (pkey)
- EVP_PKEY_free(pkey);
- return NULL;
-#endif
- default:
EVPerr(EVP_F_EVP_PKCS82PKEY, EVP_R_UNSUPPORTED_PRIVATE_KEY_ALGORITHM);
- if (!a->algorithm) BUF_strlcpy (obj_tmp, "NULL", sizeof obj_tmp);
- else i2t_ASN1_OBJECT(obj_tmp, 80, a->algorithm);
+ i2t_ASN1_OBJECT(obj_tmp, 80, algoid);
ERR_add_error_data(2, "TYPE=", obj_tmp);
- EVP_PKEY_free (pkey);
- return NULL;
- }
+ goto error;
+ }
return pkey;
+
+ error:
+ EVP_PKEY_free (pkey);
+ return NULL;
}
PKCS8_PRIV_KEY_INFO *EVP_PKEY2PKCS8(EVP_PKEY *pkey)
@@ -350,65 +132,46 @@ PKCS8_PRIV_KEY_INFO *EVP_PKEY2PKCS8(EVP_PKEY *pkey)
PKCS8_PRIV_KEY_INFO *EVP_PKEY2PKCS8_broken(EVP_PKEY *pkey, int broken)
{
PKCS8_PRIV_KEY_INFO *p8;
+ const EVP_PKEY_ASN1_METHOD *meth;
if (!(p8 = PKCS8_PRIV_KEY_INFO_new())) {
EVPerr(EVP_F_EVP_PKEY2PKCS8_BROKEN,ERR_R_MALLOC_FAILURE);
return NULL;
}
p8->broken = broken;
- if (!ASN1_INTEGER_set(p8->version, 0)) {
- EVPerr(EVP_F_EVP_PKEY2PKCS8_BROKEN,ERR_R_MALLOC_FAILURE);
- PKCS8_PRIV_KEY_INFO_free (p8);
- return NULL;
- }
- if (!(p8->pkeyalg->parameter = ASN1_TYPE_new ())) {
- EVPerr(EVP_F_EVP_PKEY2PKCS8_BROKEN,ERR_R_MALLOC_FAILURE);
- PKCS8_PRIV_KEY_INFO_free (p8);
- return NULL;
- }
- p8->pkey->type = V_ASN1_OCTET_STRING;
- switch (EVP_PKEY_type(pkey->type)) {
-#ifndef OPENSSL_NO_RSA
- case EVP_PKEY_RSA:
- if(p8->broken == PKCS8_NO_OCTET) p8->pkey->type = V_ASN1_SEQUENCE;
+ meth = EVP_PKEY_ASN1_find(pkey->type);
- p8->pkeyalg->algorithm = OBJ_nid2obj(NID_rsaEncryption);
- p8->pkeyalg->parameter->type = V_ASN1_NULL;
- if (!ASN1_pack_string_of (EVP_PKEY,pkey, i2d_PrivateKey,
- &p8->pkey->value.octet_string)) {
- EVPerr(EVP_F_EVP_PKEY2PKCS8_BROKEN,ERR_R_MALLOC_FAILURE);
- PKCS8_PRIV_KEY_INFO_free (p8);
- return NULL;
- }
- break;
-#endif
-#ifndef OPENSSL_NO_DSA
- case EVP_PKEY_DSA:
- if(!dsa_pkey2pkcs8(p8, pkey)) {
- PKCS8_PRIV_KEY_INFO_free (p8);
- return NULL;
+ if (meth)
+ {
+ if (meth->priv_encode)
+ {
+ if (!meth->priv_encode(p8, pkey))
+ {
+ EVPerr(EVP_F_EVP_PKEY2PKCS8_BROKEN,
+ EVP_R_PRIVATE_KEY_ENCODE_ERROR);
+ goto error;
+ }
+ }
+ else
+ {
+ EVPerr(EVP_F_EVP_PKEY2PKCS8_BROKEN,
+ EVP_R_METHOD_NOT_SUPPORTED);
+ goto error;
+ }
}
-
- break;
-#endif
-#ifndef OPENSSL_NO_EC
- case EVP_PKEY_EC:
- if (!eckey_pkey2pkcs8(p8, pkey))
+ else
{
- PKCS8_PRIV_KEY_INFO_free(p8);
- return(NULL);
+ EVPerr(EVP_F_EVP_PKEY2PKCS8_BROKEN,
+ EVP_R_UNSUPPORTED_PRIVATE_KEY_ALGORITHM);
+ goto error;
}
- break;
-#endif
- default:
- EVPerr(EVP_F_EVP_PKEY2PKCS8_BROKEN, EVP_R_UNSUPPORTED_PRIVATE_KEY_ALGORITHM);
- PKCS8_PRIV_KEY_INFO_free (p8);
- return NULL;
- }
RAND_add(p8->pkey->value.octet_string->data,
p8->pkey->value.octet_string->length, 0.0);
return p8;
+ error:
+ PKCS8_PRIV_KEY_INFO_free(p8);
+ return NULL;
}
PKCS8_PRIV_KEY_INFO *PKCS8_set_broken(PKCS8_PRIV_KEY_INFO *p8, int broken)
@@ -432,301 +195,6 @@ PKCS8_PRIV_KEY_INFO *PKCS8_set_broken(PKCS8_PRIV_KEY_INFO *p8, int broken)
}
}
-#ifndef OPENSSL_NO_DSA
-static int dsa_pkey2pkcs8(PKCS8_PRIV_KEY_INFO *p8, EVP_PKEY *pkey)
-{
- ASN1_STRING *params = NULL;
- ASN1_INTEGER *prkey = NULL;
- ASN1_TYPE *ttmp = NULL;
- STACK_OF(ASN1_TYPE) *ndsa = NULL;
- unsigned char *p = NULL, *q;
- int len;
-
- p8->pkeyalg->algorithm = OBJ_nid2obj(NID_dsa);
- len = i2d_DSAparams (pkey->pkey.dsa, NULL);
- if (!(p = OPENSSL_malloc(len))) {
- EVPerr(EVP_F_DSA_PKEY2PKCS8,ERR_R_MALLOC_FAILURE);
- goto err;
- }
- q = p;
- i2d_DSAparams (pkey->pkey.dsa, &q);
- if (!(params = ASN1_STRING_new())) {
- EVPerr(EVP_F_DSA_PKEY2PKCS8,ERR_R_MALLOC_FAILURE);
- goto err;
- }
- if (!ASN1_STRING_set(params, p, len)) {
- EVPerr(EVP_F_DSA_PKEY2PKCS8,ERR_R_MALLOC_FAILURE);
- goto err;
- }
- OPENSSL_free(p);
- p = NULL;
- /* Get private key into integer */
- if (!(prkey = BN_to_ASN1_INTEGER (pkey->pkey.dsa->priv_key, NULL))) {
- EVPerr(EVP_F_DSA_PKEY2PKCS8,EVP_R_ENCODE_ERROR);
- goto err;
- }
-
- switch(p8->broken) {
-
- case PKCS8_OK:
- case PKCS8_NO_OCTET:
-
- if (!ASN1_pack_string_of(ASN1_INTEGER,prkey, i2d_ASN1_INTEGER,
- &p8->pkey->value.octet_string)) {
- EVPerr(EVP_F_DSA_PKEY2PKCS8,ERR_R_MALLOC_FAILURE);
- goto err;
- }
-
- M_ASN1_INTEGER_free (prkey);
- prkey = NULL;
- p8->pkeyalg->parameter->value.sequence = params;
- params = NULL;
- p8->pkeyalg->parameter->type = V_ASN1_SEQUENCE;
-
- break;
-
- case PKCS8_NS_DB:
-
- p8->pkeyalg->parameter->value.sequence = params;
- params = NULL;
- p8->pkeyalg->parameter->type = V_ASN1_SEQUENCE;
- if (!(ndsa = sk_ASN1_TYPE_new_null())) {
- EVPerr(EVP_F_DSA_PKEY2PKCS8,ERR_R_MALLOC_FAILURE);
- goto err;
- }
- if (!(ttmp = ASN1_TYPE_new())) {
- EVPerr(EVP_F_DSA_PKEY2PKCS8,ERR_R_MALLOC_FAILURE);
- goto err;
- }
- if (!(ttmp->value.integer =
- BN_to_ASN1_INTEGER(pkey->pkey.dsa->pub_key, NULL))) {
- EVPerr(EVP_F_DSA_PKEY2PKCS8,EVP_R_ENCODE_ERROR);
- goto err;
- }
- ttmp->type = V_ASN1_INTEGER;
- if (!sk_ASN1_TYPE_push(ndsa, ttmp)) {
- EVPerr(EVP_F_DSA_PKEY2PKCS8,ERR_R_MALLOC_FAILURE);
- goto err;
- }
-
- if (!(ttmp = ASN1_TYPE_new())) {
- EVPerr(EVP_F_DSA_PKEY2PKCS8,ERR_R_MALLOC_FAILURE);
- goto err;
- }
- ttmp->value.integer = prkey;
- prkey = NULL;
- ttmp->type = V_ASN1_INTEGER;
- if (!sk_ASN1_TYPE_push(ndsa, ttmp)) {
- EVPerr(EVP_F_DSA_PKEY2PKCS8,ERR_R_MALLOC_FAILURE);
- goto err;
- }
- ttmp = NULL;
-
- if (!(p8->pkey->value.octet_string = ASN1_OCTET_STRING_new())) {
- EVPerr(EVP_F_DSA_PKEY2PKCS8,ERR_R_MALLOC_FAILURE);
- goto err;
- }
-
- if (!ASN1_seq_pack_ASN1_TYPE(ndsa, i2d_ASN1_TYPE,
- &p8->pkey->value.octet_string->data,
- &p8->pkey->value.octet_string->length)) {
-
- EVPerr(EVP_F_DSA_PKEY2PKCS8,ERR_R_MALLOC_FAILURE);
- goto err;
- }
- sk_ASN1_TYPE_pop_free(ndsa, ASN1_TYPE_free);
- break;
-
- case PKCS8_EMBEDDED_PARAM:
-
- p8->pkeyalg->parameter->type = V_ASN1_NULL;
- if (!(ndsa = sk_ASN1_TYPE_new_null())) {
- EVPerr(EVP_F_DSA_PKEY2PKCS8,ERR_R_MALLOC_FAILURE);
- goto err;
- }
- if (!(ttmp = ASN1_TYPE_new())) {
- EVPerr(EVP_F_DSA_PKEY2PKCS8,ERR_R_MALLOC_FAILURE);
- goto err;
- }
- ttmp->value.sequence = params;
- params = NULL;
- ttmp->type = V_ASN1_SEQUENCE;
- if (!sk_ASN1_TYPE_push(ndsa, ttmp)) {
- EVPerr(EVP_F_DSA_PKEY2PKCS8,ERR_R_MALLOC_FAILURE);
- goto err;
- }
-
- if (!(ttmp = ASN1_TYPE_new())) {
- EVPerr(EVP_F_DSA_PKEY2PKCS8,ERR_R_MALLOC_FAILURE);
- goto err;
- }
- ttmp->value.integer = prkey;
- prkey = NULL;
- ttmp->type = V_ASN1_INTEGER;
- if (!sk_ASN1_TYPE_push(ndsa, ttmp)) {
- EVPerr(EVP_F_DSA_PKEY2PKCS8,ERR_R_MALLOC_FAILURE);
- goto err;
- }
- ttmp = NULL;
-
- if (!(p8->pkey->value.octet_string = ASN1_OCTET_STRING_new())) {
- EVPerr(EVP_F_DSA_PKEY2PKCS8,ERR_R_MALLOC_FAILURE);
- goto err;
- }
-
- if (!ASN1_seq_pack_ASN1_TYPE(ndsa, i2d_ASN1_TYPE,
- &p8->pkey->value.octet_string->data,
- &p8->pkey->value.octet_string->length)) {
-
- EVPerr(EVP_F_DSA_PKEY2PKCS8,ERR_R_MALLOC_FAILURE);
- goto err;
- }
- sk_ASN1_TYPE_pop_free(ndsa, ASN1_TYPE_free);
- break;
- }
- return 1;
-err:
- if (p != NULL) OPENSSL_free(p);
- if (params != NULL) ASN1_STRING_free(params);
- if (prkey != NULL) M_ASN1_INTEGER_free(prkey);
- if (ttmp != NULL) ASN1_TYPE_free(ttmp);
- if (ndsa != NULL) sk_ASN1_TYPE_pop_free(ndsa, ASN1_TYPE_free);
- return 0;
-}
-#endif
-
-#ifndef OPENSSL_NO_EC
-static int eckey_pkey2pkcs8(PKCS8_PRIV_KEY_INFO *p8, EVP_PKEY *pkey)
-{
- EC_KEY *ec_key;
- const EC_GROUP *group;
- unsigned char *p, *pp;
- int nid, i, ret = 0;
- unsigned int tmp_flags, old_flags;
-
- ec_key = pkey->pkey.ec;
- if (ec_key == NULL || (group = EC_KEY_get0_group(ec_key)) == NULL)
- {
- EVPerr(EVP_F_ECKEY_PKEY2PKCS8, EVP_R_MISSING_PARAMETERS);
- return 0;
- }
-
- /* set the ec parameters OID */
- if (p8->pkeyalg->algorithm)
- ASN1_OBJECT_free(p8->pkeyalg->algorithm);
-
- p8->pkeyalg->algorithm = OBJ_nid2obj(NID_X9_62_id_ecPublicKey);
-
- /* set the ec parameters */
-
- if (p8->pkeyalg->parameter)
- {
- ASN1_TYPE_free(p8->pkeyalg->parameter);
- p8->pkeyalg->parameter = NULL;
- }
-
- if ((p8->pkeyalg->parameter = ASN1_TYPE_new()) == NULL)
- {
- EVPerr(EVP_F_ECKEY_PKEY2PKCS8, ERR_R_MALLOC_FAILURE);
- return 0;
- }
-
- if (EC_GROUP_get_asn1_flag(group)
- && (nid = EC_GROUP_get_curve_name(group)))
- {
- /* we have a 'named curve' => just set the OID */
- p8->pkeyalg->parameter->type = V_ASN1_OBJECT;
- p8->pkeyalg->parameter->value.object = OBJ_nid2obj(nid);
- }
- else /* explicit parameters */
- {
- if ((i = i2d_ECParameters(ec_key, NULL)) == 0)
- {
- EVPerr(EVP_F_ECKEY_PKEY2PKCS8, ERR_R_EC_LIB);
- return 0;
- }
- if ((p = (unsigned char *) OPENSSL_malloc(i)) == NULL)
- {
- EVPerr(EVP_F_ECKEY_PKEY2PKCS8, ERR_R_MALLOC_FAILURE);
- return 0;
- }
- pp = p;
- if (!i2d_ECParameters(ec_key, &pp))
- {
- EVPerr(EVP_F_ECKEY_PKEY2PKCS8, ERR_R_EC_LIB);
- OPENSSL_free(p);
- return 0;
- }
- p8->pkeyalg->parameter->type = V_ASN1_SEQUENCE;
- if ((p8->pkeyalg->parameter->value.sequence
- = ASN1_STRING_new()) == NULL)
- {
- EVPerr(EVP_F_ECKEY_PKEY2PKCS8, ERR_R_ASN1_LIB);
- OPENSSL_free(p);
- return 0;
- }
- ASN1_STRING_set(p8->pkeyalg->parameter->value.sequence, p, i);
- OPENSSL_free(p);
- }
-
- /* set the private key */
-
- /* do not include the parameters in the SEC1 private key
- * see PKCS#11 12.11 */
- old_flags = EC_KEY_get_enc_flags(pkey->pkey.ec);
- tmp_flags = old_flags | EC_PKEY_NO_PARAMETERS;
- EC_KEY_set_enc_flags(pkey->pkey.ec, tmp_flags);
- i = i2d_ECPrivateKey(pkey->pkey.ec, NULL);
- if (!i)
- {
- EC_KEY_set_enc_flags(pkey->pkey.ec, old_flags);
- EVPerr(EVP_F_ECKEY_PKEY2PKCS8, ERR_R_EC_LIB);
- return 0;
- }
- p = (unsigned char *) OPENSSL_malloc(i);
- if (!p)
- {
- EC_KEY_set_enc_flags(pkey->pkey.ec, old_flags);
- EVPerr(EVP_F_ECKEY_PKEY2PKCS8, ERR_R_MALLOC_FAILURE);
- return 0;
- }
- pp = p;
- if (!i2d_ECPrivateKey(pkey->pkey.ec, &pp))
- {
- EC_KEY_set_enc_flags(pkey->pkey.ec, old_flags);
- EVPerr(EVP_F_ECKEY_PKEY2PKCS8, ERR_R_EC_LIB);
- OPENSSL_free(p);
- return 0;
- }
- /* restore old encoding flags */
- EC_KEY_set_enc_flags(pkey->pkey.ec, old_flags);
-
- switch(p8->broken) {
-
- case PKCS8_OK:
- p8->pkey->value.octet_string = ASN1_OCTET_STRING_new();
- if (!p8->pkey->value.octet_string ||
- !M_ASN1_OCTET_STRING_set(p8->pkey->value.octet_string,
- (const void *)p, i))
-
- {
- EVPerr(EVP_F_ECKEY_PKEY2PKCS8, ERR_R_MALLOC_FAILURE);
- }
- else
- ret = 1;
- break;
- case PKCS8_NO_OCTET: /* RSA specific */
- case PKCS8_NS_DB: /* DSA specific */
- case PKCS8_EMBEDDED_PARAM: /* DSA specific */
- default:
- EVPerr(EVP_F_ECKEY_PKEY2PKCS8,EVP_R_ENCODE_ERROR);
- }
- OPENSSL_cleanse(p, (size_t)i);
- OPENSSL_free(p);
- return ret;
-}
-#endif
-
/* EVP_PKEY attribute functions */
int EVP_PKEY_get_attr_count(const EVP_PKEY *key)
diff --git a/crypto/ossl_typ.h b/crypto/ossl_typ.h
index 336c8d26e5..ffb624421b 100644
--- a/crypto/ossl_typ.h
+++ b/crypto/ossl_typ.h
@@ -121,6 +121,8 @@ typedef struct env_md_st EVP_MD;
typedef struct env_md_ctx_st EVP_MD_CTX;
typedef struct evp_pkey_st EVP_PKEY;
+typedef struct evp_pkey_asn1_method_st EVP_PKEY_ASN1_METHOD;
+
typedef struct dh_st DH;
typedef struct dh_method DH_METHOD;
@@ -139,9 +141,12 @@ typedef struct x509_st X509;
typedef struct X509_algor_st X509_ALGOR;
typedef struct X509_crl_st X509_CRL;
typedef struct X509_name_st X509_NAME;
+typedef struct X509_pubkey_st X509_PUBKEY;
typedef struct x509_store_st X509_STORE;
typedef struct x509_store_ctx_st X509_STORE_CTX;
+typedef struct pkcs8_priv_key_info_st PKCS8_PRIV_KEY_INFO;
+
typedef struct v3_ext_ctx X509V3_CTX;
typedef struct conf_st CONF;
diff --git a/crypto/rsa/Makefile b/crypto/rsa/Makefile
index 13900812ac..71efa61e89 100644
--- a/crypto/rsa/Makefile
+++ b/crypto/rsa/Makefile
@@ -19,10 +19,10 @@ APPS=
LIB=$(TOP)/libcrypto.a
LIBSRC= rsa_eay.c rsa_gen.c rsa_lib.c rsa_sign.c rsa_saos.c rsa_err.c \
rsa_pk1.c rsa_ssl.c rsa_none.c rsa_oaep.c rsa_chk.c rsa_null.c \
- rsa_pss.c rsa_x931.c rsa_asn1.c rsa_depr.c
+ rsa_pss.c rsa_x931.c rsa_asn1.c rsa_depr.c rsa_ameth.c
LIBOBJ= rsa_eay.o rsa_gen.o rsa_lib.o rsa_sign.o rsa_saos.o rsa_err.o \
rsa_pk1.o rsa_ssl.o rsa_none.o rsa_oaep.o rsa_chk.o rsa_null.o \
- rsa_pss.o rsa_x931.o rsa_asn1.o rsa_depr.o
+ rsa_pss.o rsa_x931.o rsa_asn1.o rsa_depr.o rsa_ameth.o
SRC= $(LIBSRC)
diff --git a/crypto/rsa/rsa.h b/crypto/rsa/rsa.h
index d302254bb1..6a9062b27e 100644
--- a/crypto/rsa/rsa.h
+++ b/crypto/rsa/rsa.h
@@ -374,6 +374,9 @@ void ERR_load_RSA_strings(void);
#define RSA_F_RSA_PADDING_CHECK_X931 128
#define RSA_F_RSA_PRINT 115
#define RSA_F_RSA_PRINT_FP 116
+#define RSA_F_RSA_PRIV_DECODE 137
+#define RSA_F_RSA_PRIV_ENCODE 138
+#define RSA_F_RSA_PUB_DECODE 139
#define RSA_F_RSA_SETUP_BLINDING 136
#define RSA_F_RSA_SIGN 117
#define RSA_F_RSA_SIGN_ASN1_OCTET_STRING 118
diff --git a/crypto/rsa/rsa_ameth.c b/crypto/rsa/rsa_ameth.c
new file mode 100644
index 0000000000..96e537571c
--- /dev/null
+++ b/crypto/rsa/rsa_ameth.c
@@ -0,0 +1,154 @@
+/* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL
+ * project 2006.
+ */
+/* ====================================================================
+ * 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 <stdio.h>
+#include "cryptlib.h"
+#include <openssl/asn1t.h>
+#include <openssl/x509.h>
+#include <openssl/rsa.h>
+
+static int rsa_pub_encode(X509_PUBKEY *pk, EVP_PKEY *pkey)
+ {
+ unsigned char *penc = NULL;
+ int penclen;
+ penclen = i2d_RSAPublicKey(pkey->pkey.rsa, &penc);
+ if (penclen <= 0)
+ return 0;
+ if (X509_PUBKEY_set0_param(pk, OBJ_nid2obj(EVP_PKEY_RSA),
+ V_ASN1_NULL, NULL, penc, penclen))
+ return 1;
+
+ OPENSSL_free(penc);
+ return 0;
+ }
+
+static int rsa_pub_decode(EVP_PKEY *pkey, X509_PUBKEY *pubkey)
+ {
+ const unsigned char *p;
+ int pklen;
+ RSA *rsa = NULL;
+ if (!X509_PUBKEY_get0_param(NULL, &p, &pklen, NULL, pubkey))
+ return 0;
+ if (!(rsa = d2i_RSAPublicKey(NULL, &p, pklen)))
+ {
+ RSAerr(RSA_F_RSA_PUB_DECODE, ERR_R_RSA_LIB);
+ return 0;
+ }
+ EVP_PKEY_assign_RSA (pkey, rsa);
+ return 1;
+ }
+
+static int rsa_priv_decode(EVP_PKEY *pkey, PKCS8_PRIV_KEY_INFO *p8)
+ {
+ const unsigned char *p;
+ int pklen;
+ RSA *rsa = NULL;
+ if (!PKCS8_pkey_get0(NULL, &p, &pklen, NULL, p8))
+ return 0;
+ if (!(rsa = d2i_RSAPrivateKey (NULL, &p, pklen)))
+ {
+ RSAerr(RSA_F_RSA_PRIV_DECODE, ERR_R_RSA_LIB);
+ return 0;
+ }
+ EVP_PKEY_assign_RSA (pkey, rsa);
+ return 1;
+ }
+
+static int rsa_priv_encode(PKCS8_PRIV_KEY_INFO *p8, EVP_PKEY *pkey)
+ {
+ unsigned char *rk = NULL;
+ int rklen;
+ rklen = i2d_RSAPrivateKey(pkey->pkey.rsa, &rk);
+
+ if (rklen <= 0)
+ {
+ RSAerr(RSA_F_RSA_PRIV_ENCODE,ERR_R_MALLOC_FAILURE);
+ return 0;
+ }
+
+ if (!PKCS8_pkey_set0(p8, OBJ_nid2obj(NID_rsaEncryption), 0,
+ V_ASN1_NULL, NULL, rk, rklen))
+ {
+ RSAerr(RSA_F_RSA_PRIV_ENCODE,ERR_R_MALLOC_FAILURE);
+ return 0;
+ }
+
+ return 1;
+ }
+
+const EVP_PKEY_ASN1_METHOD rsa_asn1_meths[] =
+ {
+ {
+ EVP_PKEY_RSA,
+ EVP_PKEY_RSA,
+ 0,
+ rsa_pub_decode,
+ rsa_pub_encode,
+ 0,
+ rsa_priv_decode,
+ rsa_priv_encode,
+ 0,
+ 0,
+ 0
+ },
+
+ {
+ EVP_PKEY_RSA2,
+ EVP_PKEY_RSA,
+ ASN1_PKEY_ALIAS
+ }
+ };
diff --git a/crypto/rsa/rsa_err.c b/crypto/rsa/rsa_err.c
index cfb1e908aa..fc43065317 100644
--- a/crypto/rsa/rsa_err.c
+++ b/crypto/rsa/rsa_err.c
@@ -88,7 +88,7 @@ static ERR_STRING_DATA RSA_str_functs[]=
{ERR_FUNC(RSA_F_RSA_NULL_PUBLIC_ENCRYPT), "RSA_NULL_PUBLIC_ENCRYPT"},
{ERR_FUNC(RSA_F_RSA_PADDING_ADD_NONE), "RSA_padding_add_none"},
{ERR_FUNC(RSA_F_RSA_PADDING_ADD_PKCS1_OAEP), "RSA_padding_add_PKCS1_OAEP"},
-{ERR_FUNC(RSA_F_RSA_PADDING_ADD_PKCS1_PSS), "RSA_PADDING_ADD_PKCS1_PSS"},
+{ERR_FUNC(RSA_F_RSA_PADDING_ADD_PKCS1_PSS), "RSA_padding_add_PKCS1_PSS"},
{ERR_FUNC(RSA_F_RSA_PADDING_ADD_PKCS1_TYPE_1), "RSA_padding_add_PKCS1_type_1"},
{ERR_FUNC(RSA_F_RSA_PADDING_ADD_PKCS1_TYPE_2), "RSA_padding_add_PKCS1_type_2"},
{ERR_FUNC(RSA_F_RSA_PADDING_ADD_SSLV23), "RSA_padding_add_SSLv23"},
@@ -101,12 +101,15 @@ static ERR_STRING_DATA RSA_str_functs[]=
{ERR_FUNC(RSA_F_RSA_PADDING_CHECK_X931), "RSA_padding_check_X931"},
{ERR_FUNC(RSA_F_RSA_PRINT), "RSA_print"},
{ERR_FUNC(RSA_F_RSA_PRINT_FP), "RSA_print_fp"},
+{ERR_FUNC(RSA_F_RSA_PRIV_DECODE), "RSA_PRIV_DECODE"},
+{ERR_FUNC(RSA_F_RSA_PRIV_ENCODE), "RSA_PRIV_ENCODE"},
+{ERR_FUNC(RSA_F_RSA_PUB_DECODE), "RSA_PUB_DECODE"},
{ERR_FUNC(RSA_F_RSA_SETUP_BLINDING), "RSA_setup_blinding"},
{ERR_FUNC(RSA_F_RSA_SIGN), "RSA_sign"},
{ERR_FUNC(RSA_F_RSA_SIGN_ASN1_OCTET_STRING), "RSA_sign_ASN1_OCTET_STRING"},
{ERR_FUNC(RSA_F_RSA_VERIFY), "RSA_verify"},
{ERR_FUNC(RSA_F_RSA_VERIFY_ASN1_OCTET_STRING), "RSA_verify_ASN1_OCTET_STRING"},
-{ERR_FUNC(RSA_F_RSA_VERIFY_PKCS1_PSS), "RSA_VERIFY_PKCS1_PSS"},
+{ERR_FUNC(RSA_F_RSA_VERIFY_PKCS1_PSS), "RSA_verify_PKCS1_PSS"},
{0,NULL}
};
@@ -141,17 +144,17 @@ static ERR_STRING_DATA RSA_str_reasons[]=
{ERR_REASON(RSA_R_NULL_BEFORE_BLOCK_MISSING),"null before block missing"},
{ERR_REASON(RSA_R_N_DOES_NOT_EQUAL_P_Q) ,"n does not equal p q"},
{ERR_REASON(RSA_R_OAEP_DECODING_ERROR) ,"oaep decoding error"},
-{ERR_REASON(RSA_R_SLEN_RECOVERY_FAILED) ,"salt length recovery failed"},
{ERR_REASON(RSA_R_PADDING_CHECK_FAILED) ,"padding check failed"},
{ERR_REASON(RSA_R_P_NOT_PRIME) ,"p not prime"},
{ERR_REASON(RSA_R_Q_NOT_PRIME) ,"q not prime"},
{ERR_REASON(RSA_R_RSA_OPERATIONS_NOT_SUPPORTED),"rsa operations not supported"},
+{ERR_REASON(RSA_R_SLEN_CHECK_FAILED) ,"salt length check failed"},
+{ERR_REASON(RSA_R_SLEN_RECOVERY_FAILED) ,"salt length recovery failed"},
{ERR_REASON(RSA_R_SSLV3_ROLLBACK_ATTACK) ,"sslv3 rollback attack"},
{ERR_REASON(RSA_R_THE_ASN1_OBJECT_IDENTIFIER_IS_NOT_KNOWN_FOR_THIS_MD),"the asn1 object identifier is not known for this md"},
{ERR_REASON(RSA_R_UNKNOWN_ALGORITHM_TYPE),"unknown algorithm type"},
{ERR_REASON(RSA_R_UNKNOWN_PADDING_TYPE) ,"unknown padding type"},
{ERR_REASON(RSA_R_WRONG_SIGNATURE_LENGTH),"wrong signature length"},
-{ERR_REASON(RSA_R_SLEN_CHECK_FAILED) ,"salt length check failed"},
{0,NULL}
};
diff --git a/crypto/x509/x509.h b/crypto/x509/x509.h
index 37b17f1a6d..c512ac6865 100644
--- a/crypto/x509/x509.h
+++ b/crypto/x509/x509.h
@@ -155,12 +155,12 @@ typedef struct X509_val_st
ASN1_TIME *notAfter;
} X509_VAL;
-typedef struct X509_pubkey_st
+struct X509_pubkey_st
{
X509_ALGOR *algor;
ASN1_BIT_STRING *public_key;
EVP_PKEY *pkey;
- } X509_PUBKEY;
+ };
typedef struct X509_sig_st
{
@@ -545,7 +545,7 @@ X509_ALGOR *prf;
/* PKCS#8 private key info structure */
-typedef struct pkcs8_priv_key_info_st
+struct pkcs8_priv_key_info_st
{
int broken; /* Flag for various broken formats */
#define PKCS8_OK 0
@@ -556,7 +556,7 @@ typedef struct pkcs8_priv_key_info_st
X509_ALGOR *pkeyalg;
ASN1_TYPE *pkey; /* Should be OCTET STRING but some are broken */
STACK_OF(X509_ATTRIBUTE) *attributes;
- } PKCS8_PRIV_KEY_INFO;
+ };
#ifdef __cplusplus
}
@@ -859,6 +859,10 @@ X509_EXTENSION *X509_EXTENSION_dup(X509_EXTENSION *ex);
X509_CRL *X509_CRL_dup(X509_CRL *crl);
X509_REQ *X509_REQ_dup(X509_REQ *req);
X509_ALGOR *X509_ALGOR_dup(X509_ALGOR *xn);
+int X509_ALGOR_set0(X509_ALGOR *alg, ASN1_OBJECT *aobj, int ptype, void *pval);
+void X509_ALGOR_get0(ASN1_OBJECT **paobj, int *pptype, void **ppval,
+ X509_ALGOR *algor);
+
X509_NAME *X509_NAME_dup(X509_NAME *xn);
X509_NAME_ENTRY *X509_NAME_ENTRY_dup(X509_NAME_ENTRY *ne);
@@ -1244,6 +1248,22 @@ PKCS8_PRIV_KEY_INFO *EVP_PKEY2PKCS8(EVP_PKEY *pkey);
PKCS8_PRIV_KEY_INFO *EVP_PKEY2PKCS8_broken(EVP_PKEY *pkey, int broken);
PKCS8_PRIV_KEY_INFO *PKCS8_set_broken(PKCS8_PRIV_KEY_INFO *p8, int broken);
+int PKCS8_pkey_set0(PKCS8_PRIV_KEY_INFO *priv, ASN1_OBJECT *aobj,
+ int version, int ptype, void *pval,
+ unsigned char *penc, int penclen);
+int PKCS8_pkey_get0(ASN1_OBJECT **ppkalg,
+ const unsigned char **pk, int *ppklen,
+ X509_ALGOR **pa,
+ PKCS8_PRIV_KEY_INFO *p8);
+
+int X509_PUBKEY_set0_param(X509_PUBKEY *pub, ASN1_OBJECT *aobj,
+ int ptype, void *pval,
+ unsigned char *penc, int penclen);
+int X509_PUBKEY_get0_param(ASN1_OBJECT **ppkalg,
+ const unsigned char **pk, int *ppklen,
+ X509_ALGOR **pa,
+ X509_PUBKEY *pub);
+
int X509_check_trust(X509 *x, int id, int flags);
int X509_TRUST_get_count(void);
X509_TRUST * X509_TRUST_get0(int idx);
@@ -1323,7 +1343,10 @@ void ERR_load_X509_strings(void);
#define X509_R_KEY_VALUES_MISMATCH 116
#define X509_R_LOADING_CERT_DIR 103
#define X509_R_LOADING_DEFAULTS 104
+#define X509_R_METHOD_NOT_SUPPORTED 124
#define X509_R_NO_CERT_SET_FOR_US_TO_VERIFY 105
+#define X509_R_PUBLIC_KEY_DECODE_ERROR 125
+#define X509_R_PUBLIC_KEY_ENCODE_ERROR 126
#define X509_R_SHOULD_RETRY 106
#define X509_R_UNABLE_TO_FIND_PARAMETERS_IN_CHAIN 107
#define X509_R_UNABLE_TO_GET_CERTS_PUBLIC_KEY 108
diff --git a/crypto/x509/x509_err.c b/crypto/x509/x509_err.c
index b7bc383a50..b6b5926a3b 100644
--- a/crypto/x509/x509_err.c
+++ b/crypto/x509/x509_err.c
@@ -132,7 +132,10 @@ static ERR_STRING_DATA X509_str_reasons[]=
{ERR_REASON(X509_R_KEY_VALUES_MISMATCH) ,"key values mismatch"},
{ERR_REASON(X509_R_LOADING_CERT_DIR) ,"loading cert dir"},
{ERR_REASON(X509_R_LOADING_DEFAULTS) ,"loading defaults"},
+{ERR_REASON(X509_R_METHOD_NOT_SUPPORTED) ,"method not supported"},
{ERR_REASON(X509_R_NO_CERT_SET_FOR_US_TO_VERIFY),"no cert set for us to verify"},
+{ERR_REASON(X509_R_PUBLIC_KEY_DECODE_ERROR),"public key decode error"},
+{ERR_REASON(X509_R_PUBLIC_KEY_ENCODE_ERROR),"public key encode error"},
{ERR_REASON(X509_R_SHOULD_RETRY) ,"should retry"},
{ERR_REASON(X509_R_UNABLE_TO_FIND_PARAMETERS_IN_CHAIN),"unable to find parameters in chain"},
{ERR_REASON(X509_R_UNABLE_TO_GET_CERTS_PUBLIC_KEY),"unable to get certs public key"},