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authormarha <marha@users.sourceforge.net>2010-03-29 17:08:02 +0000
committermarha <marha@users.sourceforge.net>2010-03-29 17:08:02 +0000
commit15272ab4ed1e6250412fccd48200ed9eae59608f (patch)
treea5996ea67966a778a16565f19dfc2e7c7f49b376 /openssl/crypto/pkcs7/pk7_lib.c
parent3827301b2ea5a45ac009c3bf9f08586ff40b8506 (diff)
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Updated to openssl 1.0.0
Diffstat (limited to 'openssl/crypto/pkcs7/pk7_lib.c')
-rw-r--r--openssl/crypto/pkcs7/pk7_lib.c192
1 files changed, 135 insertions, 57 deletions
diff --git a/openssl/crypto/pkcs7/pk7_lib.c b/openssl/crypto/pkcs7/pk7_lib.c
index f2490941a..3ca095279 100644
--- a/openssl/crypto/pkcs7/pk7_lib.c
+++ b/openssl/crypto/pkcs7/pk7_lib.c
@@ -60,6 +60,7 @@
#include "cryptlib.h"
#include <openssl/objects.h>
#include <openssl/x509.h>
+#include "asn1_locl.h"
long PKCS7_ctrl(PKCS7 *p7, int cmd, long larg, char *parg)
{
@@ -314,7 +315,7 @@ int PKCS7_add_certificate(PKCS7 *p7, X509 *x509)
*sk=sk_X509_new_null();
if (*sk == NULL)
{
- PKCS7err(PKCS7_F_PKCS7_ADD_CERTIFICATE,ERR_R_MALLOC_FAILURE);
+ PKCS7err(PKCS7_F_PKCS7_ADD_CERTIFICATE, ERR_R_MALLOC_FAILURE);
return 0;
}
CRYPTO_add(&x509->references,1,CRYPTO_LOCK_X509);
@@ -365,13 +366,8 @@ int PKCS7_add_crl(PKCS7 *p7, X509_CRL *crl)
int PKCS7_SIGNER_INFO_set(PKCS7_SIGNER_INFO *p7i, X509 *x509, EVP_PKEY *pkey,
const EVP_MD *dgst)
{
- int nid;
- char is_dsa;
+ int ret;
- if (pkey->type == EVP_PKEY_DSA || pkey->type == EVP_PKEY_EC)
- is_dsa = 1;
- else
- is_dsa = 0;
/* We now need to add another PKCS7_SIGNER_INFO entry */
if (!ASN1_INTEGER_set(p7i->version,1))
goto err;
@@ -391,65 +387,55 @@ int PKCS7_SIGNER_INFO_set(PKCS7_SIGNER_INFO *p7i, X509 *x509, EVP_PKEY *pkey,
p7i->pkey=pkey;
/* Set the algorithms */
- if (is_dsa) p7i->digest_alg->algorithm=OBJ_nid2obj(NID_sha1);
- else
- p7i->digest_alg->algorithm=OBJ_nid2obj(EVP_MD_type(dgst));
- if (p7i->digest_alg->parameter != NULL)
- ASN1_TYPE_free(p7i->digest_alg->parameter);
- if ((p7i->digest_alg->parameter=ASN1_TYPE_new()) == NULL)
- goto err;
- p7i->digest_alg->parameter->type=V_ASN1_NULL;
+ X509_ALGOR_set0(p7i->digest_alg, OBJ_nid2obj(EVP_MD_type(dgst)),
+ V_ASN1_NULL, NULL);
- if (p7i->digest_enc_alg->parameter != NULL)
- ASN1_TYPE_free(p7i->digest_enc_alg->parameter);
- nid = EVP_PKEY_type(pkey->type);
- if (nid == EVP_PKEY_RSA)
+ if (pkey->ameth && pkey->ameth->pkey_ctrl)
{
- p7i->digest_enc_alg->algorithm=OBJ_nid2obj(NID_rsaEncryption);
- if (!(p7i->digest_enc_alg->parameter=ASN1_TYPE_new()))
- goto err;
- p7i->digest_enc_alg->parameter->type=V_ASN1_NULL;
- }
- else if (nid == EVP_PKEY_DSA)
- {
-#if 1
- /* use 'dsaEncryption' OID for compatibility with other software
- * (PKCS #7 v1.5 does specify how to handle DSA) ... */
- p7i->digest_enc_alg->algorithm=OBJ_nid2obj(NID_dsa);
-#else
- /* ... although the 'dsaWithSHA1' OID (as required by RFC 2630 for CMS)
- * would make more sense. */
- p7i->digest_enc_alg->algorithm=OBJ_nid2obj(NID_dsaWithSHA1);
-#endif
- p7i->digest_enc_alg->parameter = NULL; /* special case for DSA: omit 'parameter'! */
- }
- else if (nid == EVP_PKEY_EC)
- {
- p7i->digest_enc_alg->algorithm=OBJ_nid2obj(NID_ecdsa_with_SHA1);
- if (!(p7i->digest_enc_alg->parameter=ASN1_TYPE_new()))
- goto err;
- p7i->digest_enc_alg->parameter->type=V_ASN1_NULL;
+ ret = pkey->ameth->pkey_ctrl(pkey, ASN1_PKEY_CTRL_PKCS7_SIGN,
+ 0, p7i);
+ if (ret > 0)
+ return 1;
+ if (ret != -2)
+ {
+ PKCS7err(PKCS7_F_PKCS7_SIGNER_INFO_SET,
+ PKCS7_R_SIGNING_CTRL_FAILURE);
+ return 0;
+ }
}
- else
- return(0);
-
- return(1);
+ PKCS7err(PKCS7_F_PKCS7_SIGNER_INFO_SET,
+ PKCS7_R_SIGNING_NOT_SUPPORTED_FOR_THIS_KEY_TYPE);
err:
- return(0);
+ return 0;
}
PKCS7_SIGNER_INFO *PKCS7_add_signature(PKCS7 *p7, X509 *x509, EVP_PKEY *pkey,
const EVP_MD *dgst)
{
- PKCS7_SIGNER_INFO *si;
+ PKCS7_SIGNER_INFO *si = NULL;
+
+ if (dgst == NULL)
+ {
+ int def_nid;
+ if (EVP_PKEY_get_default_digest_nid(pkey, &def_nid) <= 0)
+ goto err;
+ dgst = EVP_get_digestbynid(def_nid);
+ if (dgst == NULL)
+ {
+ PKCS7err(PKCS7_F_PKCS7_ADD_SIGNATURE,
+ PKCS7_R_NO_DEFAULT_DIGEST);
+ goto err;
+ }
+ }
if ((si=PKCS7_SIGNER_INFO_new()) == NULL) goto err;
if (!PKCS7_SIGNER_INFO_set(si,x509,pkey,dgst)) goto err;
if (!PKCS7_add_signer(p7,si)) goto err;
return(si);
err:
- PKCS7_SIGNER_INFO_free(si);
+ if (si)
+ PKCS7_SIGNER_INFO_free(si);
return(NULL);
}
@@ -485,6 +471,23 @@ STACK_OF(PKCS7_SIGNER_INFO) *PKCS7_get_signer_info(PKCS7 *p7)
return(NULL);
}
+void PKCS7_SIGNER_INFO_get0_algs(PKCS7_SIGNER_INFO *si, EVP_PKEY **pk,
+ X509_ALGOR **pdig, X509_ALGOR **psig)
+ {
+ if (pk)
+ *pk = si->pkey;
+ if (pdig)
+ *pdig = si->digest_alg;
+ if (psig)
+ *psig = si->digest_enc_alg;
+ }
+
+void PKCS7_RECIP_INFO_get0_alg(PKCS7_RECIP_INFO *ri, X509_ALGOR **penc)
+ {
+ if (penc)
+ *penc = ri->key_enc_algor;
+ }
+
PKCS7_RECIP_INFO *PKCS7_add_recipient(PKCS7 *p7, X509 *x509)
{
PKCS7_RECIP_INFO *ri;
@@ -492,10 +495,11 @@ PKCS7_RECIP_INFO *PKCS7_add_recipient(PKCS7 *p7, X509 *x509)
if ((ri=PKCS7_RECIP_INFO_new()) == NULL) goto err;
if (!PKCS7_RECIP_INFO_set(ri,x509)) goto err;
if (!PKCS7_add_recipient_info(p7,ri)) goto err;
- return(ri);
+ return ri;
err:
- PKCS7_RECIP_INFO_free(ri);
- return(NULL);
+ if (ri)
+ PKCS7_RECIP_INFO_free(ri);
+ return NULL;
}
int PKCS7_add_recipient_info(PKCS7 *p7, PKCS7_RECIP_INFO *ri)
@@ -524,6 +528,8 @@ int PKCS7_add_recipient_info(PKCS7 *p7, PKCS7_RECIP_INFO *ri)
int PKCS7_RECIP_INFO_set(PKCS7_RECIP_INFO *p7i, X509 *x509)
{
+ int ret;
+ EVP_PKEY *pkey = NULL;
if (!ASN1_INTEGER_set(p7i->version,0))
return 0;
if (!X509_NAME_set(&p7i->issuer_and_serial->issuer,
@@ -535,14 +541,41 @@ int PKCS7_RECIP_INFO_set(PKCS7_RECIP_INFO *p7i, X509 *x509)
M_ASN1_INTEGER_dup(X509_get_serialNumber(x509))))
return 0;
- X509_ALGOR_free(p7i->key_enc_algor);
- if (!(p7i->key_enc_algor= X509_ALGOR_dup(x509->cert_info->key->algor)))
- return 0;
+ pkey = X509_get_pubkey(x509);
+
+ if (!pkey || !pkey->ameth || !pkey->ameth->pkey_ctrl)
+ {
+ PKCS7err(PKCS7_F_PKCS7_RECIP_INFO_SET,
+ PKCS7_R_ENCRYPTION_NOT_SUPPORTED_FOR_THIS_KEY_TYPE);
+ goto err;
+ }
+
+ ret = pkey->ameth->pkey_ctrl(pkey, ASN1_PKEY_CTRL_PKCS7_ENCRYPT,
+ 0, p7i);
+ if (ret == -2)
+ {
+ PKCS7err(PKCS7_F_PKCS7_RECIP_INFO_SET,
+ PKCS7_R_ENCRYPTION_NOT_SUPPORTED_FOR_THIS_KEY_TYPE);
+ goto err;
+ }
+ if (ret <= 0)
+ {
+ PKCS7err(PKCS7_F_PKCS7_RECIP_INFO_SET,
+ PKCS7_R_ENCRYPTION_CTRL_FAILURE);
+ goto err;
+ }
+
+ EVP_PKEY_free(pkey);
CRYPTO_add(&x509->references,1,CRYPTO_LOCK_X509);
p7i->cert=x509;
- return(1);
+ return 1;
+
+ err:
+ if (pkey)
+ EVP_PKEY_free(pkey);
+ return 0;
}
X509 *PKCS7_cert_from_signer_info(PKCS7 *p7, PKCS7_SIGNER_INFO *si)
@@ -587,3 +620,48 @@ int PKCS7_set_cipher(PKCS7 *p7, const EVP_CIPHER *cipher)
return 1;
}
+int PKCS7_stream(unsigned char ***boundary, PKCS7 *p7)
+ {
+ ASN1_OCTET_STRING *os = NULL;
+
+ switch (OBJ_obj2nid(p7->type))
+ {
+ case NID_pkcs7_data:
+ os = p7->d.data;
+ break;
+
+ case NID_pkcs7_signedAndEnveloped:
+ os = p7->d.signed_and_enveloped->enc_data->enc_data;
+ if (os == NULL)
+ {
+ os=M_ASN1_OCTET_STRING_new();
+ p7->d.signed_and_enveloped->enc_data->enc_data=os;
+ }
+ break;
+
+ case NID_pkcs7_enveloped:
+ os = p7->d.enveloped->enc_data->enc_data;
+ if (os == NULL)
+ {
+ os=M_ASN1_OCTET_STRING_new();
+ p7->d.enveloped->enc_data->enc_data=os;
+ }
+ break;
+
+ case NID_pkcs7_signed:
+ os=p7->d.sign->contents->d.data;
+ break;
+
+ default:
+ os = NULL;
+ break;
+ }
+
+ if (os == NULL)
+ return 0;
+
+ os->flags |= ASN1_STRING_FLAG_NDEF;
+ *boundary = &os->data;
+
+ return 1;
+ }