zte's code,first commit

Change-Id: I9a04da59e459a9bc0d67f101f700d9d7dc8d681b
diff --git a/ap/lib/libwolfssl/install/include/wolfssl/openssl/dh.h b/ap/lib/libwolfssl/install/include/wolfssl/openssl/dh.h
new file mode 100644
index 0000000..0970f36
--- /dev/null
+++ b/ap/lib/libwolfssl/install/include/wolfssl/openssl/dh.h
@@ -0,0 +1,118 @@
+/* dh.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
+ */
+
+/* dh.h for openSSL */
+
+
+#ifndef WOLFSSL_DH_H_
+#define WOLFSSL_DH_H_
+
+#include <wolfssl/openssl/bn.h>
+#include <wolfssl/openssl/opensslv.h>
+
+#ifdef __cplusplus
+    extern "C" {
+#endif
+
+#ifndef WOLFSSL_DH_TYPE_DEFINED /* guard on redeclaration */
+typedef struct WOLFSSL_DH            WOLFSSL_DH;
+#define WOLFSSL_DH_TYPE_DEFINED
+#endif
+
+typedef WOLFSSL_DH                   DH;
+
+struct WOLFSSL_DH {
+    WOLFSSL_BIGNUM* p;
+    WOLFSSL_BIGNUM* g;
+    WOLFSSL_BIGNUM* q;
+    WOLFSSL_BIGNUM* pub_key;      /* openssh deference g^x */
+    WOLFSSL_BIGNUM* priv_key;     /* openssh deference x   */
+    void*          internal;     /* our DH */
+    char           inSet;        /* internal set from external ? */
+    char           exSet;        /* external set from internal ? */
+    /*added for lighttpd openssl compatibility, go back and add a getter in
+     * lighttpd src code.
+     */
+     int length;
+};
+
+WOLFSSL_API WOLFSSL_DH *wolfSSL_d2i_DHparams(WOLFSSL_DH **dh,
+                                         const unsigned char **pp, long length);
+WOLFSSL_API int wolfSSL_i2d_DHparams(const WOLFSSL_DH *dh, unsigned char **out);
+WOLFSSL_API WOLFSSL_DH* wolfSSL_DH_new(void);
+WOLFSSL_API void        wolfSSL_DH_free(WOLFSSL_DH*);
+WOLFSSL_API WOLFSSL_DH* wolfSSL_DH_dup(WOLFSSL_DH* dh);
+
+WOLFSSL_API int wolfSSL_DH_check(const WOLFSSL_DH *dh, int *codes);
+WOLFSSL_API int wolfSSL_DH_size(WOLFSSL_DH*);
+WOLFSSL_API int wolfSSL_DH_generate_key(WOLFSSL_DH*);
+WOLFSSL_API int wolfSSL_DH_compute_key(unsigned char* key, WOLFSSL_BIGNUM* pub,
+                                     WOLFSSL_DH*);
+WOLFSSL_API int wolfSSL_DH_LoadDer(WOLFSSL_DH*, const unsigned char*, int sz);
+WOLFSSL_API int wolfSSL_DH_set0_pqg(WOLFSSL_DH*, WOLFSSL_BIGNUM*,
+    WOLFSSL_BIGNUM*, WOLFSSL_BIGNUM*);
+                  
+#define DH_new  wolfSSL_DH_new
+#define DH_free wolfSSL_DH_free
+
+#define d2i_DHparams    wolfSSL_d2i_DHparams
+#define i2d_DHparams    wolfSSL_i2d_DHparams
+#define DH_check        wolfSSL_DH_check
+
+#define DH_size         wolfSSL_DH_size
+#define DH_generate_key wolfSSL_DH_generate_key
+#define DH_compute_key  wolfSSL_DH_compute_key
+#if defined(OPENSSL_VERSION_NUMBER) && OPENSSL_VERSION_NUMBER >= 0x10100000L
+#define DH_set0_pqg     wolfSSL_DH_set0_pqg
+#endif
+#define DH_get0_pqg     wolfSSL_DH_get0_pqg
+#define DH_bits(x)      (BN_num_bits(x->p))
+
+#define DH_GENERATOR_2                  2
+#define DH_CHECK_P_NOT_PRIME            0x01
+#define DH_CHECK_P_NOT_SAFE_PRIME       0x02
+#define DH_NOT_SUITABLE_GENERATOR       0x08
+
+/* Temporary values for wolfSSL_DH_Check*/
+#define DH_CHECK_INVALID_Q_VALUE        0x10
+#define DH_CHECK_Q_NOT_PRIME            0x11
+/* end temp */
+
+/* for pre 1.1.0 */
+#define get_rfc2409_prime_768      wolfSSL_DH_768_prime
+#define get_rfc2409_prime_1024     wolfSSL_DH_1024_prime
+#define get_rfc3526_prime_1536     wolfSSL_DH_1536_prime
+#define get_rfc3526_prime_2048     wolfSSL_DH_2048_prime
+#define get_rfc3526_prime_3072     wolfSSL_DH_3072_prime
+#define get_rfc3526_prime_4096     wolfSSL_DH_4096_prime
+#define get_rfc3526_prime_6144     wolfSSL_DH_6144_prime
+#define get_rfc3526_prime_8192     wolfSSL_DH_8192_prime
+
+#ifdef __cplusplus
+    }  /* extern "C" */
+#endif
+
+#if defined(OPENSSL_ALL) || defined(HAVE_STUNNEL)
+#define DH_generate_parameters    wolfSSL_DH_generate_parameters
+#define DH_generate_parameters_ex wolfSSL_DH_generate_parameters_ex
+#endif /* OPENSSL_ALL || HAVE_STUNNEL */
+
+#endif /* WOLFSSL_DH_H_ */