Partial port of EC_KEY_METHOD from OpenSSL 1.1.

This commit adds init/free, support for signing, setting and
getting the method, engine support as well as extra data.

from markus

1 files changed, 21 insertions, 1 deletions

diff --git a/src/lib/libcrypto/ecdsa/ecdsa.h b/src/lib/libcrypto/ecdsa/ecdsa.h
index 9c53230a88..12d6677ce3 100644
--- a/src/lib/libcrypto/ecdsa/ecdsa.h
+++ b/src/lib/libcrypto/ecdsa/ecdsa.h
@@ -1,4 +1,4 @@
-/* $OpenBSD: ecdsa.h,v 1.5 2018/03/17 15:24:44 tb Exp $ */
+/* $OpenBSD: ecdsa.h,v 1.6 2019/01/19 01:07:00 tb Exp $ */
 /**
  * \file   crypto/ecdsa/ecdsa.h Include file for the OpenSSL ECDSA functions
  * \author Written by Nils Larsch for the OpenSSL project
@@ -269,6 +269,26 @@ int ECDSA_set_ex_data(EC_KEY *d, int idx, void *arg);
 void *ECDSA_get_ex_data(EC_KEY *d, int idx);
 
 
+/* XXX should be in ec.h, but needs ECDSA_SIG */
+void EC_KEY_METHOD_set_sign(EC_KEY_METHOD *meth,
+    int (*sign)(int type, const unsigned char *dgst,
+        int dlen, unsigned char *sig, unsigned int *siglen,
+        const BIGNUM *kinv, const BIGNUM *r, EC_KEY *eckey),
+    int (*sign_setup)(EC_KEY *eckey, BN_CTX *ctx_in,
+        BIGNUM **kinvp, BIGNUM **rp),
+    ECDSA_SIG *(*sign_sig)(const unsigned char *dgst,
+        int dgst_len, const BIGNUM *in_kinv, const BIGNUM *in_r,
+        EC_KEY *eckey));
+void EC_KEY_METHOD_get_sign(EC_KEY_METHOD *meth,
+    int (**psign)(int type, const unsigned char *dgst,
+        int dlen, unsigned char *sig, unsigned int *siglen,
+        const BIGNUM *kinv, const BIGNUM *r, EC_KEY *eckey),
+    int (**psign_setup)(EC_KEY *eckey, BN_CTX *ctx_in,
+        BIGNUM **kinvp, BIGNUM **rp),
+    ECDSA_SIG *(**psign_sig)(const unsigned char *dgst,
+        int dgst_len, const BIGNUM *in_kinv, const BIGNUM *in_r,
+        EC_KEY *eckey));
+
 /* 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.