Update Tools

demos/certdemo.sh

@@ -0,0 +1,14 @@
+#!/bin/bash -x
+
+# generate sm2 keypair and encrypt with password
+gmssl sm2keygen -pass 1234 -out sm2.pem -pubout sm2pub.pem
+
+# generate a self-signed certificate
+gmssl certgen -C CN -ST Beijing -L Haidian -O PKU -OU CS -CN Alice -days 365 -key sm2.pem -pass 1234 \
+	-key_usage "digitalSignature" -key_usage "keyCertSign" -key_usage cRLSign \
+	-out cert.pem
+
+gmssl certparse -in cert.pem
+
+
+