[修改] 增加freeRTOS

1. 版本FreeRTOSv202212.01，命名为kernel；

kernel/FreeRTOS-Plus/ThirdParty/wolfSSL/wrapper/python/wolfcrypt/.centos-provisioner.sh

@@ -0,0 +1,31 @@
+[ "$(whoami)" != "root" ] && echo "Sorry, you are not root." && exit 1
+
+rpm -ivh http://dl.fedoraproject.org/pub/epel/7/x86_64/e/epel-release-7-6.noarch.rpm
+yum update
+yum install -y git autoconf libtool
+
+git clone https://github.com/wolfssl/wolfssl.git
+[ $? -ne 0 ] && echo "\n\nCouldn't download wolfssl.\n\n" && exit 1
+
+pushd wolfssl
+
+./autogen.sh
+./configure
+make
+make install
+echo /usr/local/lib > wolfssl.conf
+mv wolfssl.conf /etc/ld.so.conf
+ldconfig
+
+popd
+rm -rf wolfssl
+
+yum install -y libffi-devel python-devel python-pip
+
+pip install wolfcrypt
+[ $? -ne 0 ] && echo "\n\nCouldn't install wolfcrypt.\n\n" && exit 1
+
+echo "Test should print:"
+echo "da39a3ee5e6b4b0d3255bfef95601890afd80709"
+echo "Running test:"
+python -c "from wolfcrypt.hashes import Sha; print(Sha().hexdigest())"