diff --git a/components/openssl/include/openssl/ssl.h b/components/openssl/include/openssl/ssl.h
index b7506c8fb0..865405d868 100644
--- a/components/openssl/include/openssl/ssl.h
+++ b/components/openssl/include/openssl/ssl.h
@@ -927,7 +927,7 @@ int SSL_CTX_use_PrivateKey_ASN1(int pk, SSL_CTX *ctx, const unsigned char *d,  l
  *         1 : OK
  *         0 : failed
  */
-int SSL_CTX_use_PrivateKey_file(SSL_CTX *ctx, const char *file, int type);//adds the first private key found in file to ctx, The formatting type of the certificate must be specified from the known types SSL_FILETYPE_PEM, SSL_FILETYPE_ASN1.
+int SSL_CTX_use_PrivateKey_file(SSL_CTX *ctx, const char *file, int type);
 
 /*
  * SSL_CTX_use_certificate - load the RSA private key into SSL context
@@ -952,7 +952,7 @@ int SSL_CTX_use_RSAPrivateKey(SSL_CTX *ctx, RSA *rsa);
  *         1 : OK
  *         0 : failed
  */
-int SSL_CTX_use_RSAPrivateKey_ASN1(SSL_CTX *ctx, unsigned char *d, long len);
+int SSL_CTX_use_RSAPrivateKey_ASN1(SSL_CTX *ctx, const unsigned char *d, long len);
 
 /*
  * SSL_CTX_use_certificate_file - load the RSA private key file into SSL context
diff --git a/components/openssl/library/ssl_pkey.c b/components/openssl/library/ssl_pkey.c
index c9866e27b5..1ab080ac28 100644
--- a/components/openssl/library/ssl_pkey.c
+++ b/components/openssl/library/ssl_pkey.c
@@ -165,3 +165,34 @@ failed1:
     return 0;
 }
 
+/*
+ * SSL_CTX_use_certificate_file - load the private key file into SSL context
+ *
+ * @param ctx  - SSL context point
+ * @param file - private key file name
+ * @param type - private key encoding type
+ *
+ * @return
+ *         1 : OK
+ *         0 : failed
+ */
+int SSL_CTX_use_PrivateKey_file(SSL_CTX *ctx, const char *file, int type)
+{
+    return 0;
+}
+
+/*
+ * SSL_CTX_use_certificate_ASN1 - load the RSA ASN1 private key into SSL context
+ *
+ * @param ctx - SSL context point
+ * @param d   - data point
+ * @param len - RSA private key length
+ *
+ * @return
+ *         1 : OK
+ *         0 : failed
+ */
+int SSL_CTX_use_RSAPrivateKey_ASN1(SSL_CTX *ctx, const unsigned char *d, long len)
+{
+    return SSL_CTX_use_PrivateKey_ASN1(0, ctx, d, len);
+}
diff --git a/components/openssl/library/ssl_x509.c b/components/openssl/library/ssl_x509.c
index 102e5a543a..b0ddd42593 100644
--- a/components/openssl/library/ssl_x509.c
+++ b/components/openssl/library/ssl_x509.c
@@ -213,3 +213,18 @@ failed1:
     return 0;
 }
 
+/*
+ * SSL_CTX_use_certificate_file - load the certification file into SSL context
+ *
+ * @param ctx  - SSL context point
+ * @param file - certification file name
+ * @param type - certification encoding type
+ *
+ * @return
+ *         1 : OK
+ *         0 : failed
+ */
+int SSL_CTX_use_certificate_file(SSL_CTX *ctx, const char *file, int type)
+{
+    return 0;
+}