zte's code,first commit

Change-Id: I9a04da59e459a9bc0d67f101f700d9d7dc8d681b
diff --git a/ap/lib/libssl/openssl-1.1.1o/demos/pkcs12/pkwrite.c b/ap/lib/libssl/openssl-1.1.1o/demos/pkcs12/pkwrite.c
new file mode 100644
index 0000000..e14cf83
--- /dev/null
+++ b/ap/lib/libssl/openssl-1.1.1o/demos/pkcs12/pkwrite.c
@@ -0,0 +1,53 @@
+/*
+ * Copyright 2000-2016 The OpenSSL Project Authors. All Rights Reserved.
+ *
+ * Licensed under the OpenSSL license (the "License").  You may not use
+ * this file except in compliance with the License.  You can obtain a copy
+ * in the file LICENSE in the source distribution or at
+ * https://www.openssl.org/source/license.html
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <openssl/pem.h>
+#include <openssl/err.h>
+#include <openssl/pkcs12.h>
+
+/* Simple PKCS#12 file creator */
+
+int main(int argc, char **argv)
+{
+    FILE *fp;
+    EVP_PKEY *pkey;
+    X509 *cert;
+    PKCS12 *p12;
+    if (argc != 5) {
+        fprintf(stderr, "Usage: pkwrite infile password name p12file\n");
+        exit(1);
+    }
+    OpenSSL_add_all_algorithms();
+    ERR_load_crypto_strings();
+    if ((fp = fopen(argv[1], "r")) == NULL) {
+        fprintf(stderr, "Error opening file %s\n", argv[1]);
+        exit(1);
+    }
+    cert = PEM_read_X509(fp, NULL, NULL, NULL);
+    rewind(fp);
+    pkey = PEM_read_PrivateKey(fp, NULL, NULL, NULL);
+    fclose(fp);
+    p12 = PKCS12_create(argv[2], argv[3], pkey, cert, NULL, 0, 0, 0, 0, 0);
+    if (!p12) {
+        fprintf(stderr, "Error creating PKCS#12 structure\n");
+        ERR_print_errors_fp(stderr);
+        exit(1);
+    }
+    if ((fp = fopen(argv[4], "wb")) == NULL) {
+        fprintf(stderr, "Error opening file %s\n", argv[1]);
+        ERR_print_errors_fp(stderr);
+        exit(1);
+    }
+    i2d_PKCS12_fp(fp, p12);
+    PKCS12_free(p12);
+    fclose(fp);
+    return 0;
+}