&& (msg->extraCerts = sk_X509_new_null()) == NULL)
return 0;
- if (ctx->clCert != NULL && ctx->pkey != NULL) {
+ if (ctx->cert != NULL && ctx->pkey != NULL) {
/* make sure that our own cert is included in the first position */
- if (!ossl_cmp_sk_X509_add1_cert(msg->extraCerts, ctx->clCert, 1, 1))
+ if (!ossl_cmp_sk_X509_add1_cert(msg->extraCerts, ctx->cert, 1, 1))
return 0;
/* if we have untrusted certs, try to add intermediate certs */
if (ctx->untrusted_certs != NULL) {
STACK_OF(X509) *chain =
- ossl_cmp_build_cert_chain(ctx->untrusted_certs, ctx->clCert);
+ ossl_cmp_build_cert_chain(ctx->untrusted_certs, ctx->cert);
int res = ossl_cmp_sk_X509_add1_certs(msg->extraCerts, chain,
1 /* no self-issued */,
1 /* no duplicates */, 0);
&& !ossl_cmp_hdr_set1_senderKID(msg->header,
ctx->referenceValue))
goto err;
- } else if (ctx->clCert != NULL && ctx->pkey != NULL) {
+ } else if (ctx->cert != NULL && ctx->pkey != NULL) {
/*
* use MSG_SIG_ALG according to 5.1.3.3 if client Certificate and
* private key is given
ASN1_OBJECT *alg = NULL;
/* make sure that key and certificate match */
- if (!X509_check_private_key(ctx->clCert, ctx->pkey)) {
+ if (!X509_check_private_key(ctx->cert, ctx->pkey)) {
CMPerr(0, CMP_R_CERT_AND_KEY_DO_NOT_MATCH);
goto err;
}
* set senderKID to keyIdentifier of the used certificate according
* to section 5.1.1
*/
- subjKeyIDStr = X509_get0_subject_key_id(ctx->clCert);
+ subjKeyIDStr = X509_get0_subject_key_id(ctx->cert);
if (subjKeyIDStr == NULL)
subjKeyIDStr = ctx->referenceValue; /* fallback */
if (subjKeyIDStr != NULL
goto err;
/*
- * If present, add ctx->clCert followed by its chain as far as possible.
+ * If present, add ctx->cert followed by its chain as far as possible.
* Finally add any additional certificates from ctx->extraCertsOut;
* even if not needed to validate the protection
* the option to do this might be handy for certain use cases.
OSSL_CMP_CTX_get0_trustedStore,
OSSL_CMP_CTX_set1_untrusted_certs,
OSSL_CMP_CTX_get0_untrusted_certs,
-OSSL_CMP_CTX_set1_clCert,
+OSSL_CMP_CTX_set1_cert,
OSSL_CMP_CTX_set1_pkey,
OSSL_CMP_CTX_set1_referenceValue,
OSSL_CMP_CTX_set1_secretValue,
STACK_OF(X509) *OSSL_CMP_CTX_get0_untrusted_certs(const OSSL_CMP_CTX *ctx);
/* client authentication: */
- int OSSL_CMP_CTX_set1_clCert(OSSL_CMP_CTX *ctx, X509 *cert);
+ int OSSL_CMP_CTX_set1_cert(OSSL_CMP_CTX *ctx, X509 *cert);
int OSSL_CMP_CTX_set1_pkey(OSSL_CMP_CTX *ctx, EVP_PKEY *pkey);
int OSSL_CMP_CTX_set1_referenceValue(OSSL_CMP_CTX *ctx,
const unsigned char *ref, int len);
OSSL_CMP_CTX_get0_untrusted_certs(OSSL_CMP_CTX *ctx) returns a pointer to the
list of untrusted certs, which may be empty if unset.
-OSSL_CMP_CTX_set1_clCert() sets the client certificate in the given B<ctx>.
-The public key of this B<clCert> must correspond to
+OSSL_CMP_CTX_set1_cert() sets the certificate used for CMP message protection.
+The public key of this B<cert> must correspond to
the private key set via B<OSSL_CMP_CTX_set1_pkey()>.
When using signature-based protection of CMP request messages
this "protection certificate" will be included first in the extraCerts field.
-The subject of this B<clCert> will be used as the "sender" field
+The subject of this B<cert> will be used as the "sender" field
of outgoing CMP messages, with the fallback being
the B<subjectName> set via B<OSSL_CMP_CTX_set1_subjectName()>.
The B<cert> argument may be NULL to clear the entry.
-OSSL_CMP_CTX_set1_pkey() sets the private key corresponding to
-the client certificate B<clCert> set via B<OSSL_CMP_CTX_set1_clCert()>.
+OSSL_CMP_CTX_set1_pkey() sets the private key corresponding to the
+protecting certificate B<cert> set via B<OSSL_CMP_CTX_set1_cert()>.
This key is used create signature-based protection (protectionAlg = MSG_SIG_ALG)
of outgoing messages
unless a PBM secret has been set via B<OSSL_CMP_CTX_set1_secretValue()>.
OSSL_CMP_CTX_set1_referenceValue() sets the given referenceValue B<ref> with
length B<len> in the given B<ctx> or clears it if the B<ref> argument is NULL.
According to RFC 4210 section 5.1.1, if no value for the "sender" field in
-CMP message headers can be determined (i.e., no B<clCert> and no B<subjectName>
-is given) then the "sender" field will contain the NULL-DN
+CMP message headers can be determined (i.e., no protecting certificate B<cert>
+and no B<subjectName> is given) then the "sender" field will contain the NULL-DN
and the senderKID field of the CMP message header must be set.
When signature-based protection is used the senderKID will be set to
-the subjectKeyIdentifier of the <clCert> as far as present.
+the subjectKeyIdentifier of the protecting B<cert> as far as present.
If not present or when PBM-based protection is used
the B<ref> value is taken as the fallback value for the senderKID.
Setting is overruled by subject of B<srvCert> if set.
If neither B<srvCert> nor recipient are set, the recipient of the PKI message is
determined in the following order: issuer, issuer of old cert (oldCert),
-issuer of client cert (B<clCert>), else NULL-DN.
+issuer of protecting certificate (B<cert>), else NULL-DN.
When a response is received, its sender must match the recipient of the request.
OSSL_CMP_CTX_push0_geninfo_ITAV() adds B<itav> to the stack in the B<ctx> to be
see B<OSSL_CMP_CTX_set1_oldCert()>. This default is used for Initialization
Requests (IR) and Certification Requests (CR) only if no SANs are set.
The B<subjectName> is also used as the "sender" field for outgoing CMP messages
-if no B<clCert> has been set (e.g., in case requests are protected using PBM).
+if no B<cert> has been set (e.g., in case requests are protected using PBM).
OSSL_CMP_CTX_push1_subjectAltName() adds the given X509 name to the list of
alternate names on the certificate template request. This cannot be used if
OSSL_CMP_CTX_set1_oldCert() sets the old certificate to be updated in
Key Update Requests (KUR) or to be revoked in Revocation Requests (RR).
-It must be given for RR, else it defaults to B<clCert>.
+It must be given for RR, else it defaults to the protecting B<cert>.
The B<reference certificate> determined in this way, if any, is also used for
deriving default subject DN and Subject Alternative Names for IR, CR, and KUR.
Its issuer, if any, is used as default recipient in the CMP message header.
=head1 EXAMPLES
-The following code does an Initialization Request:
+The following code omits error handling.
- cmp_ctx = OSSL_CMP_CTX_new();
- OSSL_CMP_CTX_set1_server(cmp_ctx, address);
- OSSL_CMP_CTX_set1_referenceValue(cmp_ctx, ref, ref_len);
- OSSL_CMP_CTX_set1_secretValue(cmp_ctx, sec, sec_len);
- OSSL_CMP_CTX_set0_newPkey(cmp_ctx, new_pkey, 1);
- OSSL_CMP_CTX_set1_caCert(cmp_ctx, ca_cert);
+Set up a CMP client context for sending requests and verifying responses:
- initialClCert = OSSL_CMP_exec_IR_ses(cmp_ctx);
+ cmp_ctx = OSSL_CMP_CTX_new();
+ OSSL_CMP_CTX_set1_server(cmp_ctx, name_or_address);
+ OSSL_CMP_CTX_set1_serverPort(cmp_ctx, port_string);
+ OSSL_CMP_CTX_set1_serverPath(cmp_ctx, path_or_alias);
+ OSSL_CMP_CTX_set0_trustedStore(cmp_ctx, ts);
-The following code does an Initialization Request using an
-external identity certificate (RFC 4210, Appendix E.7):
+Set up client credentials for password-based protection (PBM):
- cmp_ctx = OSSL_CMP_CTX_new();
- OSSL_CMP_CTX_set1_server(cmp_ctx, sname);
- OSSL_CMP_CTX_set1_clCert(cmp_ctx, cl_cert);
- OSSL_CMP_CTX_set1_pkey(cmp_ctx, pkey);
- OSSL_CMP_CTX_set0_newPkey(cmp_ctx, new_pkey, 1);
- OSSL_CMP_CTX_set1_caCert(cmp_ctx, ca_cert);
+ OSSL_CMP_CTX_set1_referenceValue(cmp_ctx, ref, ref_len);
+ OSSL_CMP_CTX_set1_secretValue(cmp_ctx, sec, sec_len);
- initialClCert = OSSL_CMP_exec_IR_ses(cmp_ctx);
+Set up the details for certificate requests:
-Here externalCert is an X509 certificate granted to the EE by another CA
-which is trusted by the current CA the code will connect to.
+ OSSL_CMP_CTX_set1_subjectName(cmp_ctx, name);
+ OSSL_CMP_CTX_set0_newPkey(cmp_ctx, 1, initialKey);
+Perform an Initialization Request transaction:
-The following code does a Key Update Request:
+ initialCert = OSSL_CMP_exec_IR_ses(cmp_ctx);
- cmp_ctx = OSSL_CMP_CTX_new();
- OSSL_CMP_CTX_set1_server(cmp_ctx, url);
- OSSL_CMP_CTX_set1_pkey(cmp_ctx, pkey);
- OSSL_CMP_CTX_set0_newPkey(cmp_ctx, new_pkey, 1);
- OSSL_CMP_CTX_set1_clCert(cmp_ctx, cl_cert);
- OSSL_CMP_CTX_set1_caCert(cmp_ctx, ca_cert);
+Reset the transaction state of the CMP context and the credentials:
- updatedClCert = OSSL_CMP_exec_KUR_ses(cmp_ctx);
+ OSSL_CMP_CTX_reinit(cmp_ctx);
+ OSSL_CMP_CTX_set1_referenceValue(cmp_ctx, NULL, 0);
+ OSSL_CMP_CTX_set1_secretValue(cmp_ctx, NULL, 0);
-The following code (which omits error handling) sends a General Message
-including, as an example, the id-it-signKeyPairTypes OID and prints info on
-the General Response contents.
+Perform a Certification Request transaction, making use of the new credentials:
- cmp_ctx = OSSL_CMP_CTX_new();
- OSSL_CMP_CTX_set1_server(cmp_ctx, sname);
- OSSL_CMP_CTX_set1_referenceValue(cmp_ctx, ref, ref_len);
- OSSL_CMP_CTX_set1_secretValue(cmp_ctx, sec, sec_len);
+ OSSL_CMP_CTX_set1_cert(cmp_ctx, initialCert);
+ OSSL_CMP_CTX_set1_pkey(cmp_ctx, initialKey);
+ OSSL_CMP_CTX_set0_newPkey(cmp_ctx, 1, curentKey);
+ currentCert = OSSL_CMP_exec_CR_ses(cmp_ctx);
+
+Perform a Key Update Request, signed using the cert (and key) to be updated:
+
+ OSSL_CMP_CTX_reinit(cmp_ctx);
+ OSSL_CMP_CTX_set1_cert(cmp_ctx, currentCert);
+ OSSL_CMP_CTX_set1_pkey(cmp_ctx, currentKey);
+ OSSL_CMP_CTX_set0_newPkey(cmp_ctx, 1, updatedKey);
+ currentCert = OSSL_CMP_exec_KUR_ses(cmp_ctx);
+ currentKey = updatedKey;
+
+Perform a General Message transaction including, as an example,
+the id-it-signKeyPairTypes OID and prints info on the General Response contents:
+
+ OSSL_CMP_CTX_reinit(cmp_ctx);
ASN1_OBJECT *type = OBJ_txt2obj("1.3.6.1.5.5.7.4.2", 1);
OSSL_CMP_ITAV *itav = OSSL_CMP_ITAV_new(type, NULL);