Merge branch 'tor-github/pr/696'

2 files changed, 19 insertions, 0 deletions

diff --git a/src/core/mainloop/connection.c b/src/core/mainloop/connection.c
index 37f35c8b8d..b53552a53d 100644
--- a/src/core/mainloop/connection.c
+++ b/src/core/mainloop/connection.c
@@ -4341,6 +4341,23 @@ connection_write_to_buf_impl_,(const char *string, size_t len,
   connection_write_to_buf_commit(conn, written);
 }
 
+/**
+ * Write a <b>string</b> (of size <b>len</b> to directory connection
+ * <b>dir_conn</b>. Apply compression if connection is configured to use
+ * it and finalize it if <b>done</b> is true.
+ */
+void
+connection_dir_buf_add(const char *string, size_t len,
+                       dir_connection_t *dir_conn, int done)
+{
+  if (dir_conn->compress_state != NULL) {
+    connection_buf_add_compress(string, len, dir_conn, done);
+    return;
+  }
+
+  connection_buf_add(string, len, TO_CONN(dir_conn));
+}
+
 void
 connection_buf_add_compress(const char *string, size_t len,
                             dir_connection_t *conn, int done)
diff --git a/src/core/mainloop/connection.h b/src/core/mainloop/connection.h
index f4f0e839ae..de6473251d 100644
--- a/src/core/mainloop/connection.h
+++ b/src/core/mainloop/connection.h
@@ -226,6 +226,8 @@ MOCK_DECL(void, connection_write_to_buf_impl_,
 /* DOCDOC connection_write_to_buf */
 static void connection_buf_add(const char *string, size_t len,
                                     connection_t *conn);
+void connection_dir_buf_add(const char *string, size_t len,
+                            dir_connection_t *dir_conn, int done);
 static inline void
 connection_buf_add(const char *string, size_t len, connection_t *conn)
 {