--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/bootutil/c155_main.c	Sat Jun 10 05:35:37 2023 +0000
@@ -0,0 +1,59 @@
+/*
+ * This C module is the main for c155-analyze-boot utility.
+ */
+
+#include <sys/types.h>
+#include <sys/file.h>
+#include <sys/stat.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <strings.h>
+#include <unistd.h>
+#include "../bootmatch/bootmatch.h"
+
+extern struct bootmatch bootmatch_c155[];
+
+#define	LENGTH_OF_INTEREST	0x2000
+
+static u_char image[LENGTH_OF_INTEREST];
+
+static void
+read_bin_file(filename)
+	char *filename;
+{
+	int fd;
+	struct stat st;
+
+	fd = open(filename, O_RDONLY);
+	if (fd < 0) {
+		perror(filename);
+		exit(1);
+	}
+	fstat(fd, &st);
+	if (!S_ISREG(st.st_mode)) {
+		fprintf(stderr, "error: %s is not a regular file\n", filename);
+		exit(1);
+	}
+	if (st.st_size < LENGTH_OF_INTEREST) {
+		fprintf(stderr, "error: %s is too short\n", filename);
+		exit(1);
+	}
+	read(fd, image, LENGTH_OF_INTEREST);
+	close(fd);
+}
+
+main(argc, argv)
+	char **argv;
+{
+	if (argc != 2) {
+		fprintf(stderr, "usage: %s flashdump.bin\n", argv[0]);
+		exit(1);
+	}
+	read_bin_file(argv[1]);
+	if (check_for_match(image, bootmatch_c155))
+		puts("ok");
+	else
+		puts("unknown");
+	exit(0);
+}