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-rw-r--r--lib/erl_interface/src/encode/encode_tuple_header.c19
1 files changed, 18 insertions, 1 deletions
diff --git a/lib/erl_interface/src/encode/encode_tuple_header.c b/lib/erl_interface/src/encode/encode_tuple_header.c
index 97a3d1f808..5b11e60447 100644
--- a/lib/erl_interface/src/encode/encode_tuple_header.c
+++ b/lib/erl_interface/src/encode/encode_tuple_header.c
@@ -1,7 +1,7 @@
/*
* %CopyrightBegin%
*
- * Copyright Ericsson AB 1998-2009. All Rights Reserved.
+ * Copyright Ericsson AB 1998-2014. All Rights Reserved.
*
* The contents of this file are subject to the Erlang Public License,
* Version 1.1, (the "License"); you may not use this file except in
@@ -47,3 +47,20 @@ int ei_encode_tuple_header(char *buf, int *index, int arity)
return 0;
}
+int ei_encode_map_header(char *buf, int *index, int arity)
+{
+ char *s = buf + *index;
+ char *s0 = s;
+
+ if (arity < 0) return -1;
+
+ if (!buf) s += 5;
+ else {
+ put8(s,ERL_MAP_EXT);
+ put32be(s,arity);
+ }
+
+ *index += s-s0;
+
+ return 0;
+}