--- libelwix/example/test_crc.c	2024/10/10 23:58:36	1.1.4.1
+++ libelwix/example/test_crc.c	2024/10/11 00:01:14	1.1.4.2
@@ -0,0 +1,30 @@
+#include <stdio.h>
+#include <sys/types.h>
+#include <elwix.h>
+
+
+int
+main(int argc, char **argv)
+{
+	FILE *f;
+	char line[BUFSIZ] = { 0 };
+
+	if(argc < 2)
+		return 1;
+
+	f = fopen(argv[1], "r");
+	if (!f)
+		return 1;
+
+	while (fgets(line, sizeof line - 1, f)) {
+		printf("crc16-ccitt %x init(0xFFFF) %x init(0x1d0f) %x\n", crc_16_ccitt(line, strlen(line)), 
+				crcCalc(line, strlen(line), 161, 0, 0xFFFF, 0x0), 
+				crcCalc(line, strlen(line), 161, 0, 0x1D0F, 0x0));
+		printf("crc16 %x vs ccitt %x crc16_xy %x crc_16_xmodem %x\n", crc_16(line, strlen(line)), crc16_ccitt(line, strlen(line)), 
+				crc16_xy(line, strlen(line)), crc_16_xmodem(line, strlen(line)));
+		printf("crc32 %x vs %x\n", crc_32(line, strlen(line)), crc32tbl(0, line, strlen(line)));
+	}
+
+	fclose(f);
+	return 0;
+}