From 4481f9b626f6f0694b218f08b4c14db7edf8a5f8 Mon Sep 17 00:00:00 2001
From: Kareem <kareem@wolfssl.com>
Date: Tue, 31 Oct 2023 14:35:36 -0700
Subject: [PATCH] Add stub for wolfSSL_set_ecdh_auto.

---
 src/ssl.c             | 11 +++++++++++
 tests/api.c           | 14 ++++++++++++++
 wolfssl/openssl/ssl.h |  1 +
 wolfssl/ssl.h         |  1 +
 4 files changed, 27 insertions(+)

diff --git a/src/ssl.c b/src/ssl.c
index 2c996310c5..993c727df5 100644
--- a/src/ssl.c
+++ b/src/ssl.c
@@ -23192,6 +23192,17 @@ unsigned long wolfSSL_THREADID_hash(const WOLFSSL_CRYPTO_THREADID* id)
     (void)id;
     return 0UL;
 }
+/* wolfSSL_set_ecdh_auto is provided as compatible API with
+ * SSL_set_ecdh_auto to enable auto ecdh curve selection functionality.
+ * Since this functionality is enabled by default in wolfSSL,
+ * this API exists as a stub.
+ */
+int wolfSSL_set_ecdh_auto(WOLFSSL* ssl, int onoff)
+{
+    (void)ssl;
+    (void)onoff;
+    return WOLFSSL_SUCCESS;
+}
 /* wolfSSL_CTX_set_ecdh_auto is provided as compatible API with
  * SSL_CTX_set_ecdh_auto to enable auto ecdh curve selection functionality.
  * Since this functionality is enabled by default in wolfSSL,
diff --git a/tests/api.c b/tests/api.c
index 4c1f8e8d77..82c8b40256 100644
--- a/tests/api.c
+++ b/tests/api.c
@@ -64442,6 +64442,19 @@ static int test_wolfSSL_THREADID_hash(void)
 #endif /* OPENSSL_EXTRA */
     return EXPECT_RESULT();
 }
+static int test_wolfSSL_set_ecdh_auto(void)
+{
+    EXPECT_DECLS;
+#if defined(OPENSSL_EXTRA)
+    WOLFSSL* ssl = NULL;
+
+    ExpectIntEQ(SSL_set_ecdh_auto(NULL,0), 1);
+    ExpectIntEQ(SSL_set_ecdh_auto(NULL,1), 1);
+    ExpectIntEQ(SSL_set_ecdh_auto(ssl,0), 1);
+    ExpectIntEQ(SSL_set_ecdh_auto(ssl,1), 1);
+#endif /* OPENSSL_EXTRA */
+    return EXPECT_RESULT();
+}
 static int test_wolfSSL_CTX_set_ecdh_auto(void)
 {
     EXPECT_DECLS;
@@ -73030,6 +73043,7 @@ TEST_CASE testCases[] = {
     /* Can't memory test as server hangs. */
     TEST_DECL(test_wolfSSL_Tls13_Key_Logging_test),
     TEST_DECL(test_wolfSSL_Tls13_postauth),
+    TEST_DECL(test_wolfSSL_set_ecdh_auto),
     TEST_DECL(test_wolfSSL_CTX_set_ecdh_auto),
     TEST_DECL(test_wolfSSL_set_minmax_proto_version),
     TEST_DECL(test_wolfSSL_CTX_set_max_proto_version),
diff --git a/wolfssl/openssl/ssl.h b/wolfssl/openssl/ssl.h
index 5de9bb1611..39abccb260 100644
--- a/wolfssl/openssl/ssl.h
+++ b/wolfssl/openssl/ssl.h
@@ -210,6 +210,7 @@ typedef STACK_OF(ACCESS_DESCRIPTION) AUTHORITY_INFO_ACCESS;
 #define i2d_PKCS8PrivateKey_bio         wolfSSL_PEM_write_bio_PKCS8PrivateKey
 #define PKCS8_PRIV_KEY_INFO_free        wolfSSL_EVP_PKEY_free
 #define d2i_PKCS12_fp                   wolfSSL_d2i_PKCS12_fp
+#define SSL_set_ecdh_auto               wolfSSL_set_ecdh_auto
 #define SSL_CTX_set_ecdh_auto           wolfSSL_CTX_set_ecdh_auto
 
 #define i2d_PUBKEY                      wolfSSL_i2d_PUBKEY
diff --git a/wolfssl/ssl.h b/wolfssl/ssl.h
index d4fb17ca65..dbcb336ddd 100644
--- a/wolfssl/ssl.h
+++ b/wolfssl/ssl.h
@@ -1135,6 +1135,7 @@ WOLFSSL_API WOLFSSL_CTX* wolfSSL_CTX_new_ex(WOLFSSL_METHOD* method, void* heap);
 WOLFSSL_ABI WOLFSSL_API WOLFSSL_CTX* wolfSSL_CTX_new(WOLFSSL_METHOD* method);
 WOLFSSL_API int wolfSSL_CTX_up_ref(WOLFSSL_CTX* ctx);
 #ifdef OPENSSL_EXTRA
+WOLFSSL_API int wolfSSL_set_ecdh_auto(WOLFSSL* ssl, int onoff);
 WOLFSSL_API int wolfSSL_CTX_set_ecdh_auto(WOLFSSL_CTX* ctx, int onoff);
 WOLFSSL_API int wolfSSL_get_signature_nid(WOLFSSL* ssl, int* nid);
 WOLFSSL_API int wolfSSL_get_signature_type_nid(const WOLFSSL* ssl, int* nid);