[CI] Added test-expect-version tool

tools/test-expect-version/Makefile

@@ -0,0 +1,11 @@
+CC=gcc
+CFLAGS=-Wall -DWOLFSSL_DTLS -DWOLFSSL_DEBUG -DTFM_TIMING_RESISTANT -g -ggdb
+EXE=test-expect-version
+
+LIBS=-lwolfssl -lpthread
+
+$(EXE): $(EXE).o
+	$(CC) -o $@ $^ $(CFLAGS) $(LIBS)
+
+clean:
+	rm -f *.o $(EXE)

tools/test-expect-version/test-expect-version.c

@@ -0,0 +1,109 @@
+/* test-update-server.c
+ *
+ * Copyright (C) 2006-2019 wolfSSL Inc.
+ *
+ * This file is part of wolfSSL. (formerly known as CyaSSL)
+ *
+ * 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 02110-1301, USA
+ *
+ *=============================================================================
+ *
+ * OTA Upgrade mechanism implemented using DTLS 1.2
+ *
+ */
+
+#define _XOPEN_SOURCE 600
+
+#include <stdio.h>                  /* standard in/out procedures */
+#include <stdlib.h>                 /* defines system calls */
+#include <string.h>                 /* necessary for memset */
+#include <netdb.h>
+#include <sys/socket.h>             /* used for all socket calls */
+#include <netinet/in.h>             /* used for sockaddr_in6 */
+#include <arpa/inet.h>
+#include <errno.h>
+#include <unistd.h>
+#include <fcntl.h>
+#include <sys/stat.h>
+#include <termios.h>
+#include <signal.h>
+#include <errno.h>
+
+#define MSGLEN      (4 + 4 + 8)
+#define PORT "/dev/ttyS0" 
+
+void alarm_handler(int signo)
+{
+    printf("0\n");
+    exit(0);
+}
+
+
+
+int main(int argc, char** argv)
+{
+    struct termios tty;
+    int res, serialfd;
+    int star = 0;
+    int i = 3;
+    uint32_t ver = 0;
+    sigset(SIGALRM, alarm_handler);
+
+
+    if (argc != 1) {
+        printf("Usage: %s\n", argv[0]);
+        exit(1);
+    }
+
+    serialfd = open(PORT, O_RDWR | O_NOCTTY);
+    tcgetattr(serialfd, &tty);
+    cfsetospeed(&tty, B115200);
+    cfsetispeed(&tty, B115200);
+    tty.c_cflag = (tty.c_cflag & ~CSIZE) | (CS8);
+    tty.c_iflag &= ~(IGNBRK | IXON | IXOFF | IXANY| INLCR | ICRNL);
+    tty.c_oflag &= ~OPOST;
+    tty.c_oflag &= ~(ONLCR|OCRNL);
+    tty.c_cflag &= ~(PARENB | PARODD | CSTOPB);
+    tty.c_lflag &= ~(ICANON | ECHO | ECHOE | ISIG);
+    tty.c_iflag &= ~ISTRIP;
+    tty.c_cc[VMIN] = 0;
+    tty.c_cc[VTIME] = 5;
+    tcsetattr(serialfd, TCSANOW, &tty);
+
+    alarm(30);
+
+    while (i >= 0) {
+        char c;
+        res = read(serialfd, &c, 1);
+        if (res <= 0) {
+            usleep(10000);
+            continue;
+        }
+        if (!star) {
+            if (c == '*') {
+                star = 1;
+                i = 3;
+            } else {
+                star = 0;
+            }
+        } else {
+            ver += (((uint32_t)c) << (i-- * 8));
+        }
+    }
+    printf("%d\n", ver);
+    close(serialfd);
+    return 0;
+}
+