zte's code,first commit

Change-Id: I9a04da59e459a9bc0d67f101f700d9d7dc8d681b
diff --git a/ap/lib/libwolfssl/install/include/wolfssl/openssl/ecdsa.h b/ap/lib/libwolfssl/install/include/wolfssl/openssl/ecdsa.h
new file mode 100644
index 0000000..8e5c873
--- /dev/null
+++ b/ap/lib/libwolfssl/install/include/wolfssl/openssl/ecdsa.h
@@ -0,0 +1,75 @@
+/* ecdsa.h
+ *
+ * Copyright (C) 2006-2021 wolfSSL Inc.
+ *
+ * This file is part of wolfSSL.
+ *
+ * wolfSSL is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * wolfSSL is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335, USA
+ */
+
+/* ecdsa.h for openssl */
+
+#ifndef WOLFSSL_ECDSA_H_
+#define WOLFSSL_ECDSA_H_
+
+#include <wolfssl/openssl/bn.h>
+#include <wolfssl/openssl/ec.h>
+
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#ifndef WOLFSSL_ECDSA_TYPE_DEFINED /* guard on redeclaration */
+typedef struct WOLFSSL_ECDSA_SIG      WOLFSSL_ECDSA_SIG;
+#define WOLFSSL_ECDSA_TYPE_DEFINED
+#endif
+
+typedef WOLFSSL_ECDSA_SIG             ECDSA_SIG;
+
+struct WOLFSSL_ECDSA_SIG {
+    WOLFSSL_BIGNUM *r;
+    WOLFSSL_BIGNUM *s;
+};
+
+WOLFSSL_API void wolfSSL_ECDSA_SIG_free(WOLFSSL_ECDSA_SIG *sig);
+WOLFSSL_API WOLFSSL_ECDSA_SIG *wolfSSL_ECDSA_SIG_new(void);
+WOLFSSL_API WOLFSSL_ECDSA_SIG *wolfSSL_ECDSA_do_sign(const unsigned char *dgst,
+                                                     int dgst_len,
+                                                     WOLFSSL_EC_KEY *eckey);
+WOLFSSL_API int wolfSSL_ECDSA_do_verify(const unsigned char *dgst,
+                                        int dgst_len,
+                                        const WOLFSSL_ECDSA_SIG *sig,
+                                        WOLFSSL_EC_KEY *eckey);
+
+WOLFSSL_API WOLFSSL_ECDSA_SIG *wolfSSL_d2i_ECDSA_SIG(WOLFSSL_ECDSA_SIG **sig,
+                                                     const unsigned char **pp,
+                                                     long len);
+WOLFSSL_API int wolfSSL_i2d_ECDSA_SIG(const WOLFSSL_ECDSA_SIG *sig,
+                                      unsigned char **pp);
+
+#define ECDSA_SIG_free         wolfSSL_ECDSA_SIG_free
+#define ECDSA_SIG_new          wolfSSL_ECDSA_SIG_new
+#define ECDSA_do_sign          wolfSSL_ECDSA_do_sign
+#define ECDSA_do_verify        wolfSSL_ECDSA_do_verify
+#define d2i_ECDSA_SIG          wolfSSL_d2i_ECDSA_SIG
+#define i2d_ECDSA_SIG          wolfSSL_i2d_ECDSA_SIG
+
+#ifdef __cplusplus
+}  /* extern "C" */
+#endif
+
+#endif /* header */
+