zte's code,first commit

Change-Id: I9a04da59e459a9bc0d67f101f700d9d7dc8d681b
diff --git a/ap/lib/libwolfssl/install/include/wolfssl/wolfcrypt/md4.h b/ap/lib/libwolfssl/install/include/wolfssl/wolfcrypt/md4.h
new file mode 100644
index 0000000..cf203d9
--- /dev/null
+++ b/ap/lib/libwolfssl/install/include/wolfssl/wolfcrypt/md4.h
@@ -0,0 +1,67 @@
+/* md4.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
+ */
+
+/*!
+    \file wolfssl/wolfcrypt/md4.h
+*/
+
+#ifndef WOLF_CRYPT_MD4_H
+#define WOLF_CRYPT_MD4_H
+
+#include <wolfssl/wolfcrypt/types.h>
+
+#ifndef NO_MD4
+
+#ifdef __cplusplus
+    extern "C" {
+#endif
+
+/* in bytes */
+enum {
+    MD4             =  WC_HASH_TYPE_MD4,
+    MD4_BLOCK_SIZE  = 64,
+    MD4_DIGEST_SIZE = 16,
+    MD4_PAD_SIZE    = 56
+};
+
+
+/* MD4 digest */
+typedef struct Md4 {
+    word32  buffLen;   /* in bytes          */
+    word32  loLen;     /* length in bytes   */
+    word32  hiLen;     /* length in bytes   */
+    word32  digest[MD4_DIGEST_SIZE / sizeof(word32)];
+    word32  buffer[MD4_BLOCK_SIZE  / sizeof(word32)];
+} Md4;
+
+
+WOLFSSL_API void wc_InitMd4(Md4*);
+WOLFSSL_API void wc_Md4Update(Md4*, const byte*, word32);
+WOLFSSL_API void wc_Md4Final(Md4*, byte*);
+
+
+#ifdef __cplusplus
+    } /* extern "C" */
+#endif
+
+#endif /* NO_MD4 */
+#endif /* WOLF_CRYPT_MD4_H */
+