dumpstate: add -v printable to logcat

In the case where binary data lands in an utf-8 log buffer,
ensure that the content is made printable.

Bug: 23517551
Change-Id: I41696372d07228875d01a19f0c7ab2cb7494b7ef
diff --git a/cmds/dumpstate/dumpstate.c b/cmds/dumpstate/dumpstate.c
index 01df639..604d512 100644
--- a/cmds/dumpstate/dumpstate.c
+++ b/cmds/dumpstate/dumpstate.c
@@ -336,17 +336,28 @@
     if (timeout < 20000) {
         timeout = 20000;
     }
-    run_command("SYSTEM LOG", timeout / 1000, "logcat", "-v", "threadtime", "-d", "*:v", NULL);
+    run_command("SYSTEM LOG", timeout / 1000, "logcat", "-v", "threadtime",
+                                                        "-v", "printable",
+                                                        "-d",
+                                                        "*:v", NULL);
     timeout = logcat_timeout("events");
     if (timeout < 20000) {
         timeout = 20000;
     }
-    run_command("EVENT LOG", timeout / 1000, "logcat", "-b", "events", "-v", "threadtime", "-d", "*:v", NULL);
+    run_command("EVENT LOG", timeout / 1000, "logcat", "-b", "events",
+                                                       "-v", "threadtime",
+                                                       "-v", "printable",
+                                                       "-d",
+                                                       "*:v", NULL);
     timeout = logcat_timeout("radio");
     if (timeout < 20000) {
         timeout = 20000;
     }
-    run_command("RADIO LOG", timeout / 1000, "logcat", "-b", "radio", "-v", "threadtime", "-d", "*:v", NULL);
+    run_command("RADIO LOG", timeout / 1000, "logcat", "-b", "radio",
+                                                       "-v", "threadtime",
+                                                       "-v", "printable",
+                                                       "-d",
+                                                       "*:v", NULL);
 
     run_command("LOG STATISTICS", 10, "logcat", "-b", "all", "-S", NULL);
 
@@ -416,8 +427,12 @@
     }
 
     /* kernels must set CONFIG_PSTORE_PMSG, slice up pstore with device tree */
-    run_command("LAST LOGCAT", 10, "logcat", "-L", "-v", "threadtime",
-                                             "-b", "all", "-d", "*:v", NULL);
+    run_command("LAST LOGCAT", 10, "logcat", "-L",
+                                             "-b", "all",
+                                             "-v", "threadtime",
+                                             "-v", "printable",
+                                             "-d",
+                                             "*:v", NULL);
 
     /* The following have a tendency to get wedged when wifi drivers/fw goes belly-up. */