2 files changed, 21 insertions, 0 deletions
diff --git a/src/common/util.c b/src/common/util.c
index 75eb233bef..1b0603a469 100644
--- a/src/common/util.c
+++ b/src/common/util.c
@@ -4461,6 +4461,25 @@ tor_split_lines(smartlist_t *sl, char *buf, int len)
   return smartlist_len(sl);
 }
 
+/** Return a string corresponding to <b>stream_status</b>. */
+const char *
+stream_status_to_string(enum stream_status stream_status)
+{
+  switch (stream_status) {
+    case IO_STREAM_OKAY:
+      return "okay";
+    case IO_STREAM_EAGAIN:
+      return "temporarily unavailable";
+    case IO_STREAM_TERM:
+      return "terminated";
+    case IO_STREAM_CLOSED:
+      return "closed";
+    default:
+      tor_fragile_assert();
+      return "unknown";
+  }
+}
+
 #ifdef _WIN32
 
 /** Return a smartlist containing lines outputted from
diff --git a/src/common/util.h b/src/common/util.h
index aa2087b013..fabfdb19fd 100644
--- a/src/common/util.h
+++ b/src/common/util.h
@@ -307,6 +307,8 @@ enum stream_status {
   IO_STREAM_CLOSED
 };
 
+const char *stream_status_to_string(enum stream_status stream_status);
+
 enum stream_status get_string_from_pipe(FILE *stream, char *buf, size_t count);
 
 /** Return values from file_status(); see that function's documentation