X-Git-Url: https://git.gag.com/?a=blobdiff_plain;f=gps-cksum;fp=gps-cksum;h=a08153bff2398425a030013093294b52b93aa2ac;hb=022f83ca6fd589005d8eb3e25e633950fef69fa7;hp=0000000000000000000000000000000000000000;hpb=5e2393eb6b1a6d7b180bd63d5165ee7b7ff5f9e0;p=fw%2Faltos

diff --git a/gps-cksum b/gps-cksum
new file mode 100755
index 00000000..a08153bf
--- /dev/null
+++ b/gps-cksum
@@ -0,0 +1,17 @@
+#!/usr/bin/env nickle
+
+int checksum(string a)
+{
+	int	c = 0;
+	for (int i = 0; i < String::length(a); i++)
+		c ^= a[i];
+	return c;
+}
+
+void main()
+{
+	for (int i = 1; i < dim(argv); i++)
+		printf ("$%s*%02x\n", argv[i], checksum(argv[i]));
+}
+
+main();