--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/rvinterf/rvtdump.c	Thu Oct 31 19:59:16 2013 +0000
@@ -0,0 +1,62 @@
+/*
+ * This program reads bytes from a serial port, parses them assuming
+ * TI's RVT MUX format, and prints every decoded packet.
+ */
+
+#include <sys/types.h>
+#include <sys/errno.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+
+extern int target_fd;
+extern char *baudrate_name;
+
+main(argc, argv)
+	char **argv;
+{
+	extern char *optarg;
+	extern int optind;
+	int c;
+	fd_set fds;
+
+	while ((c = getopt(argc, argv, "b:d:")) != EOF)
+		switch (c) {
+		case 'b':
+			baudrate_name = optarg;
+			continue;
+		case 'd':
+			target_fd = atoi(optarg);
+			continue;
+		case '?':
+		default:
+usage:			fprintf(stderr,
+			"usage: %s [-b baudrate] ttyport\n", argv[0]);
+			exit(1);
+		}
+	if (target_fd <= 0) {
+		if (argc - optind != 1)
+			goto usage;
+		open_target_serial(argv[optind]);
+	}
+
+	set_serial_nonblock(0);
+	for (;;) {
+		FD_ZERO(&fds);
+		FD_SET(target_fd, &fds);
+		c = select(target_fd+1, &fds, 0, 0, 0);
+		if (c < 0) {
+			if (errno == EINTR)
+				continue;
+			perror("select");
+			exit(1);
+		}
+		if (FD_ISSET(target_fd, &fds))
+			process_serial_rx();
+	}
+}
+
+handle_rx_packet()
+{
+	print_rx_packet();
+}