--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/pcm-br/showbuf.c	Wed Aug 28 05:00:38 2024 +0000
@@ -0,0 +1,37 @@
+/*
+ * Here we implement stdin commands that display current instantaneous
+ * state of each read channel.
+ */
+
+#include <stdint.h>
+#include <stdbool.h>
+#include <stdio.h>
+#include <stdlib.h>
+
+#include <osmocom/core/select.h>
+
+#include "globals.h"
+
+void cmd_show_a(int argc, char **argv)
+{
+	int i, j, off;
+
+	off = 0;
+	for (i = 0; i < 10; i++) {
+		for (j = 0; j < 16; j++)
+			printf(" %02X", readbuf_a[off++]);
+		putchar('\n');
+	}
+}
+
+void cmd_show_b(int argc, char **argv)
+{
+	int i, j, off;
+
+	off = 0;
+	for (i = 0; i < 10; i++) {
+		for (j = 0; j < 16; j++)
+			printf(" %02X", readbuf_b[off++]);
+		putchar('\n');
+	}
+}