From 45585aece353d8cb5a58b4bf94b35846403590d0 Mon Sep 17 00:00:00 2001
From: David Garske <david@wolfssl.com>
Date: Mon, 13 May 2024 09:22:23 -0700
Subject: [PATCH] Merge pull request #7511 from julek-wolfssl/ec-meth

Stub EC_KEY_METHOD
---
 src/pk.c             | 75 +++++++++++++++++++++++++++++++++++++++++++-
 wolfssl/openssl/ec.h | 30 ++++++++++++++++++
 2 files changed, 104 insertions(+), 1 deletion(-)

diff --git a/src/pk.c b/src/pk.c
index 14ef0dd9c4..67f85fd453 100644
--- a/src/pk.c
+++ b/src/pk.c
@@ -5607,7 +5607,7 @@ int wolfSSL_DSA_do_verify_ex(const unsigned char* digest, int digest_len,
 }
 #endif /* !HAVE_SELFTEST */
 
-WOLFSSL_API int wolfSSL_i2d_DSAparams(const WOLFSSL_DSA* dsa,
+int wolfSSL_i2d_DSAparams(const WOLFSSL_DSA* dsa,
     unsigned char** out)
 {
     int ret = 0;
@@ -14037,6 +14037,79 @@ int wolfSSL_ECDH_compute_key(void *out, size_t outLen,
 
 /* End ECDH */
 
+#ifndef NO_WOLFSSL_STUB
+const WOLFSSL_EC_KEY_METHOD *wolfSSL_EC_KEY_OpenSSL(void)
+{
+    WOLFSSL_STUB("wolfSSL_EC_KEY_OpenSSL");
+
+    return NULL;
+}
+
+WOLFSSL_EC_KEY_METHOD *wolfSSL_EC_KEY_METHOD_new(
+        const WOLFSSL_EC_KEY_METHOD *meth)
+{
+    WOLFSSL_STUB("wolfSSL_EC_KEY_METHOD_new");
+
+    (void)meth;
+
+    return NULL;
+}
+
+void wolfSSL_EC_KEY_METHOD_free(WOLFSSL_EC_KEY_METHOD *meth)
+{
+    WOLFSSL_STUB("wolfSSL_EC_KEY_METHOD_free");
+
+    (void)meth;
+}
+
+void wolfSSL_EC_KEY_METHOD_set_init(WOLFSSL_EC_KEY_METHOD *meth,
+        void* a1, void* a2, void* a3, void* a4, void* a5, void* a6)
+{
+    WOLFSSL_STUB("wolfSSL_EC_KEY_METHOD_set_init");
+
+    (void)meth;
+    (void)a1;
+    (void)a2;
+    (void)a3;
+    (void)a4;
+    (void)a5;
+    (void)a6;
+}
+
+void wolfSSL_EC_KEY_METHOD_set_sign(WOLFSSL_EC_KEY_METHOD *meth,
+        void* a1, void* a2, void* a3)
+{
+    WOLFSSL_STUB("wolfSSL_EC_KEY_METHOD_set_sign");
+
+    (void)meth;
+    (void)a1;
+    (void)a2;
+    (void)a3;
+}
+
+const WOLFSSL_EC_KEY_METHOD *wolfSSL_EC_KEY_get_method(
+        const WOLFSSL_EC_KEY *key)
+{
+    WOLFSSL_STUB("wolfSSL_EC_KEY_get_method");
+
+    (void)key;
+
+    return NULL;
+}
+
+int wolfSSL_EC_KEY_set_method(WOLFSSL_EC_KEY *key,
+        const WOLFSSL_EC_KEY_METHOD *meth)
+{
+    WOLFSSL_STUB("wolfSSL_EC_KEY_set_method");
+
+    (void)key;
+    (void)meth;
+
+    return 0;
+}
+
+#endif /* !NO_WOLFSSL_STUB */
+
 #endif /* OPENSSL_EXTRA */
 
 #endif /* HAVE_ECC */
diff --git a/wolfssl/openssl/ec.h b/wolfssl/openssl/ec.h
index 23ef5e9a29..3821f84910 100644
--- a/wolfssl/openssl/ec.h
+++ b/wolfssl/openssl/ec.h
@@ -138,6 +138,12 @@ struct WOLFSSL_EC_BUILTIN_CURVE {
 
 typedef int point_conversion_form_t;
 
+typedef struct WOLFSSL_EC_KEY_METHOD {
+    /* Not implemented */
+    /* Just here so that some C compilers don't complain. To be removed. */
+    void* dummy_member;
+} WOLFSSL_EC_KEY_METHOD;
+
 WOLFSSL_API
 size_t wolfSSL_EC_get_builtin_curves(WOLFSSL_EC_BUILTIN_CURVE *r,size_t nitems);
 
@@ -313,6 +319,21 @@ char* wolfSSL_EC_POINT_point2hex(const WOLFSSL_EC_GROUP* group,
                                  WOLFSSL_BN_CTX* ctx);
 #endif
 
+WOLFSSL_API const WOLFSSL_EC_KEY_METHOD *wolfSSL_EC_KEY_OpenSSL(void);
+WOLFSSL_API WOLFSSL_EC_KEY_METHOD *wolfSSL_EC_KEY_METHOD_new(
+        const WOLFSSL_EC_KEY_METHOD *meth);
+WOLFSSL_API void wolfSSL_EC_KEY_METHOD_free(WOLFSSL_EC_KEY_METHOD *meth);
+/* TODO when implementing change the types to the real callback signatures
+ * and use real parameter names */
+WOLFSSL_API void wolfSSL_EC_KEY_METHOD_set_init(WOLFSSL_EC_KEY_METHOD *meth,
+        void* a1, void* a2, void* a3, void* a4, void* a5, void* a6);
+WOLFSSL_API void wolfSSL_EC_KEY_METHOD_set_sign(WOLFSSL_EC_KEY_METHOD *meth,
+        void* a1, void* a2, void* a3);
+WOLFSSL_API const WOLFSSL_EC_KEY_METHOD *wolfSSL_EC_KEY_get_method(
+        const WOLFSSL_EC_KEY *key);
+WOLFSSL_API int wolfSSL_EC_KEY_set_method(WOLFSSL_EC_KEY *key,
+        const WOLFSSL_EC_KEY_METHOD *meth);
+
 #if defined(OPENSSL_EXTRA) || defined(OPENSSL_EXTRA_X509_SMALL)
 
 typedef WOLFSSL_EC_KEY                EC_KEY;
@@ -320,6 +341,7 @@ typedef WOLFSSL_EC_GROUP              EC_GROUP;
 typedef WOLFSSL_EC_GROUP              EC_METHOD;
 typedef WOLFSSL_EC_POINT              EC_POINT;
 typedef WOLFSSL_EC_BUILTIN_CURVE      EC_builtin_curve;
+typedef WOLFSSL_EC_KEY_METHOD         EC_KEY_METHOD;
 
 #ifndef HAVE_ECC
 #define OPENSSL_NO_EC
@@ -405,6 +427,14 @@ typedef WOLFSSL_EC_BUILTIN_CURVE      EC_builtin_curve;
 #define EC_curve_nid2nist               wolfSSL_EC_curve_nid2nist
 #define EC_curve_nist2nid               wolfSSL_EC_curve_nist2nid
 
+#define EC_KEY_OpenSSL                  wolfSSL_EC_KEY_OpenSSL
+#define EC_KEY_METHOD_new               wolfSSL_EC_KEY_METHOD_new
+#define EC_KEY_METHOD_free              wolfSSL_EC_KEY_METHOD_free
+#define EC_KEY_METHOD_set_init          wolfSSL_EC_KEY_METHOD_set_init
+#define EC_KEY_METHOD_set_sign          wolfSSL_EC_KEY_METHOD_set_sign
+#define EC_KEY_get_method               wolfSSL_EC_KEY_get_method
+#define EC_KEY_set_method               wolfSSL_EC_KEY_set_method
+
 #endif /* OPENSSL_EXTRA || OPENSSL_EXTRA_X509_SMALL */
 
 #ifdef __cplusplus