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authorDamien Miller <djm@mindrot.org>2019-01-21 11:32:28 +1100
committerDamien Miller <djm@mindrot.org>2019-01-21 11:32:28 +1100
commite2cb445d786f7572da2af93e3433308eaed1093a (patch)
treee83d87ba2af9d692bb0972baf7996b192b14e7f9 /ssh-pkcs11.c
parentfcb1b0937182d0137a3c357c89735d0dc5869d54 (diff)
downloadopenssh-git-e2cb445d786f7572da2af93e3433308eaed1093a.tar.gz
conditionalise ECDSA PKCS#11 support
Require EC_KEY_METHOD support in libcrypto, evidenced by presence of EC_KEY_METHOD_new() function.
Diffstat (limited to 'ssh-pkcs11.c')
-rw-r--r--ssh-pkcs11.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/ssh-pkcs11.c b/ssh-pkcs11.c
index b4903495..2b65010c 100644
--- a/ssh-pkcs11.c
+++ b/ssh-pkcs11.c
@@ -409,6 +409,7 @@ pkcs11_rsa_wrap(struct pkcs11_provider *provider, CK_ULONG slotidx,
return (0);
}
+#ifdef HAVE_EC_KEY_METHOD_NEW
/* openssl callback doing the actual signing operation */
static ECDSA_SIG *
ecdsa_do_sign(const unsigned char *dgst, int dgst_len, const BIGNUM *inv,
@@ -512,6 +513,7 @@ pkcs11_ecdsa_wrap(struct pkcs11_provider *provider, CK_ULONG slotidx,
return (0);
}
+#endif /* HAVE_EC_KEY_METHOD_NEW */
/* remove trailing spaces */
static void
@@ -582,6 +584,7 @@ pkcs11_key_included(struct sshkey ***keysp, int *nkeys, struct sshkey *key)
return (0);
}
+#ifdef HAVE_EC_KEY_METHOD_NEW
static struct sshkey *
pkcs11_fetch_ecdsa_pubkey(struct pkcs11_provider *p, CK_ULONG slotidx,
CK_OBJECT_HANDLE *obj)
@@ -704,6 +707,7 @@ fail:
return (key);
}
+#endif /* HAVE_EC_KEY_METHOD_NEW */
static struct sshkey *
pkcs11_fetch_rsa_pubkey(struct pkcs11_provider *p, CK_ULONG slotidx,
@@ -808,7 +812,9 @@ pkcs11_fetch_x509_pubkey(struct pkcs11_provider *p, CK_ULONG slotidx,
EC_KEY *ec = NULL;
struct sshkey *key = NULL;
int i;
+#ifdef HAVE_EC_KEY_METHOD_NEW
int nid;
+#endif
const u_char *cp;
memset(&cert_attr, 0, sizeof(cert_attr));
@@ -890,6 +896,7 @@ pkcs11_fetch_x509_pubkey(struct pkcs11_provider *p, CK_ULONG slotidx,
key->type = KEY_RSA;
key->flags |= SSHKEY_FLAG_EXT;
rsa = NULL; /* now owned by key */
+#ifdef HAVE_EC_KEY_METHOD_NEW
} else if (EVP_PKEY_base_id(evp) == EVP_PKEY_EC) {
if (EVP_PKEY_get0_EC_KEY(evp) == NULL) {
error("invalid x509; no ec key");
@@ -920,6 +927,7 @@ pkcs11_fetch_x509_pubkey(struct pkcs11_provider *p, CK_ULONG slotidx,
key->type = KEY_ECDSA;
key->flags |= SSHKEY_FLAG_EXT;
ec = NULL; /* now owned by key */
+#endif /* HAVE_EC_KEY_METHOD_NEW */
} else
error("unknown certificate key type");
@@ -1103,9 +1111,11 @@ pkcs11_fetch_keys(struct pkcs11_provider *p, CK_ULONG slotidx,
case CKK_RSA:
key = pkcs11_fetch_rsa_pubkey(p, slotidx, &obj);
break;
+#ifdef HAVE_EC_KEY_METHOD_NEW
case CKK_ECDSA:
key = pkcs11_fetch_ecdsa_pubkey(p, slotidx, &obj);
break;
+#endif /* HAVE_EC_KEY_METHOD_NEW */
default:
/* XXX print key type? */
error("skipping unsupported key type");