4 files changed, 21 insertions, 15 deletions
diff --git a/lib/erl_interface/src/connect/ei_connect.c b/lib/erl_interface/src/connect/ei_connect.c
index 34362b4b9f..3ab86bb340 100644
--- a/lib/erl_interface/src/connect/ei_connect.c
+++ b/lib/erl_interface/src/connect/ei_connect.c
@@ -1,7 +1,7 @@
 /*
  * %CopyrightBegin%
  *
- * Copyright Ericsson AB 2000-2011. All Rights Reserved.
+ * Copyright Ericsson AB 2000-2013. 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
@@ -1070,7 +1070,7 @@ int ei_rpc(ei_cnode* ec, int fd, char *mod, char *fun,
     int i, index;
     ei_term t;
     erlang_msg msg;
-    char rex[MAXATOMLEN+1];
+    char rex[MAXATOMLEN];
 
     if (ei_rpc_to(ec, fd, mod, fun, inbuf, inbuflen) < 0) {
 	return -1;
@@ -1332,7 +1332,9 @@ static int send_name_or_challenge(int fd, char *nodename,
 		| DFLAG_EXTENDED_PIDS_PORTS
 		| DFLAG_FUN_TAGS
 		| DFLAG_NEW_FUN_TAGS
-                | DFLAG_NEW_FLOATS));
+                | DFLAG_NEW_FLOATS
+		| DFLAG_SMALL_ATOM_TAGS
+		| DFLAG_UTF8_ATOMS));
     if (f_chall)
 	put32be(s, challenge);
     memcpy(s, nodename, strlen(nodename));
diff --git a/lib/erl_interface/src/connect/ei_connect_int.h b/lib/erl_interface/src/connect/ei_connect_int.h
index 3c42b49b82..42ab9b58d7 100644
--- a/lib/erl_interface/src/connect/ei_connect_int.h
+++ b/lib/erl_interface/src/connect/ei_connect_int.h
@@ -1,7 +1,7 @@
 /*
  * %CopyrightBegin%
  *
- * Copyright Ericsson AB 2001-2010. All Rights Reserved.
+ * Copyright Ericsson AB 2001-2013. 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
@@ -102,6 +102,8 @@ extern int h_errno;
 #define DFLAG_NEW_FUN_TAGS        0x80
 #define DFLAG_EXTENDED_PIDS_PORTS 0x100
 #define DFLAG_NEW_FLOATS          0x800
+#define DFLAG_SMALL_ATOM_TAGS     0x4000
+#define DFLAG_UTF8_ATOMS          0x10000
 
 ei_cnode   *ei_fd_to_cnode(int fd);
 int         ei_distversion(int fd);
diff --git a/lib/erl_interface/src/connect/ei_resolve.c b/lib/erl_interface/src/connect/ei_resolve.c
index ba8f8fbce3..2545c5f3de 100644
--- a/lib/erl_interface/src/connect/ei_resolve.c
+++ b/lib/erl_interface/src/connect/ei_resolve.c
@@ -1,7 +1,7 @@
 /*
  * %CopyrightBegin%
  * 
- * Copyright Ericsson AB 1997-2011. All Rights Reserved.
+ * Copyright Ericsson AB 1997-2013. 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
@@ -186,11 +186,11 @@ static int verify_dns_configuration(void)
  * advance:  increment buf by n bytes, reduce len by same amount .
  */
 #if defined SIZEOF_VOID_P
-#define ALIGNBYTES (SIZEOF_VOID_P - 1)
+#define EI_ALIGNBYTES (SIZEOF_VOID_P - 1)
 #else
-#define ALIGNBYTES (sizeof(void*) - 1)
+#define EI_ALIGNBYTES (sizeof(void*) - 1)
 #endif
-#define align_buf(buf,len) for (;(((unsigned)buf) & ALIGNBYTES); (buf)++, len--)
+#define align_buf(buf,len) for (;(((unsigned)buf) & EI_ALIGNBYTES); (buf)++, len--)
 #define advance_buf(buf,len,n) ((buf)+=(n),(len)-=(n))
 
 /* "and now the tricky part..." */
@@ -282,6 +282,8 @@ static int copy_hostent(struct hostent *dest, const struct hostent *src, char *b
   return 0;
 }
 
+#undef EI_ALIGNBYTES
+
 /* This function is a pseudo-reentrant version of gethostbyname(). It
  * uses locks to serialize the call to the regular (non-reentrant)
  * gethostbyname() and then copies the data into the user-provided
diff --git a/lib/erl_interface/src/connect/eirecv.c b/lib/erl_interface/src/connect/eirecv.c
index 86852f947d..1821de3844 100644
--- a/lib/erl_interface/src/connect/eirecv.c
+++ b/lib/erl_interface/src/connect/eirecv.c
@@ -1,7 +1,7 @@
 /*
  * %CopyrightBegin%
  * 
- * Copyright Ericsson AB 1998-2010. All Rights Reserved.
+ * Copyright Ericsson AB 1998-2013. 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
@@ -108,7 +108,7 @@ ei_recv_internal (int fd,
   switch (msg->msgtype) {
   case ERL_SEND:          /* { SEND, Cookie, ToPid } */
     if (ei_tracelevel >= 4) show_this_msg = 1;
-    if (ei_decode_atom(header,&index,msg->cookie) 
+    if (ei_decode_atom_as(header,&index,msg->cookie,sizeof(msg->cookie),ERLANG_UTF8,NULL,NULL) 
 	|| ei_decode_pid(header,&index,&msg->to))
     {
 	erl_errno = EIO;
@@ -120,8 +120,8 @@ ei_recv_internal (int fd,
   case ERL_REG_SEND:     /* { REG_SEND, From, Cookie, ToName } */
     if (ei_tracelevel >= 4) show_this_msg = 1;
     if (ei_decode_pid(header,&index,&msg->from) 
-	|| ei_decode_atom(header,&index,msg->cookie) 
-	|| ei_decode_atom(header,&index,msg->toname))
+	|| ei_decode_atom_as(header,&index,msg->cookie,sizeof(msg->cookie),ERLANG_UTF8,NULL,NULL) 
+	|| ei_decode_atom_as(header,&index,msg->toname,sizeof(msg->toname),ERLANG_UTF8,NULL,NULL))
     {
 	erl_errno = EIO;
 	return -1;
@@ -157,7 +157,7 @@ ei_recv_internal (int fd,
     
   case ERL_SEND_TT:      /* { SEND_TT, Cookie, ToPid, TraceToken } */
     if (ei_tracelevel >= 4) show_this_msg = 1;
-    if (ei_decode_atom(header,&index,msg->cookie) 
+    if (ei_decode_atom_as(header,&index,msg->cookie,sizeof(msg->cookie),ERLANG_UTF8,NULL,NULL) 
 	|| ei_decode_pid(header,&index,&msg->to)
 	|| ei_decode_trace(header,&index,&msg->token))
     {
@@ -171,8 +171,8 @@ ei_recv_internal (int fd,
   case ERL_REG_SEND_TT: /* { REG_SEND_TT, From, Cookie, ToName, TraceToken } */
     if (ei_tracelevel >= 4) show_this_msg = 1;
     if (ei_decode_pid(header,&index,&msg->from) 
-	|| ei_decode_atom(header,&index,msg->cookie) 
-	|| ei_decode_atom(header,&index,msg->toname)
+	|| ei_decode_atom_as(header,&index,msg->cookie,sizeof(msg->cookie),ERLANG_UTF8,NULL,NULL) 
+	|| ei_decode_atom_as(header,&index,msg->toname,sizeof(msg->toname),ERLANG_UTF8,NULL,NULL)
 	|| ei_decode_trace(header,&index,&msg->token))
     {
 	erl_errno = EIO;