Revert "epmd: Support 32-bit creation values in local node"

This reverts commit bd8f6106d44a58c261920eef72842bb3bc5a4968.

PLUS a little change in epmd_srv.c:750 ("4" -> "replylen")
that was part of e2cf4a8a4b03b9f430ba228276c3b2629159e832
by mistake.

7 files changed, 11 insertions, 32 deletions

diff --git a/erts/emulator/beam/bif.c b/erts/emulator/beam/bif.c
index d0e2d9afc2..b81056c774 100644
--- a/erts/emulator/beam/bif.c
+++ b/erts/emulator/beam/bif.c
@@ -1915,7 +1915,7 @@ do_send(Process *p, Eterm to, Eterm msg, Eterm return_term, Eterm *refp,
 	    erts_dsprintf_buf_t *dsbufp = erts_create_logger_dsbuf();
 	    erts_dsprintf(dsbufp,
 			  "Discarding message %T from %T to %T in an old "
-			  "incarnation (%u) of this node (%u)\n",
+			  "incarnation (%d) of this node (%d)\n",
 			  msg,
 			  p->common.id,
 			  to,
@@ -1959,7 +1959,7 @@ do_send(Process *p, Eterm to, Eterm msg, Eterm return_term, Eterm *refp,
 	erts_dsprintf_buf_t *dsbufp = erts_create_logger_dsbuf();
 	erts_dsprintf(dsbufp,
 		      "Discarding message %T from %T to %T in an old "
-		      "incarnation (%u) of this node (%u)\n",
+		      "incarnation (%d) of this node (%d)\n",
 		      msg,
 		      p->common.id,
 		      to,
diff --git a/erts/emulator/beam/big.c b/erts/emulator/beam/big.c
index 7666f23a4f..522f50287a 100644
--- a/erts/emulator/beam/big.c
+++ b/erts/emulator/beam/big.c
@@ -2176,24 +2176,6 @@ term_to_Uint64(Eterm term, Uint64 *up)
 #endif
 }
 
-int
-term_to_Uint32(Eterm term, Uint32 *up)
-{
-#if ERTS_SIZEOF_ETERM == 4
-    return term_to_Uint(term,up);
-#else
-    if (is_small(term)) {
-	Sint i = signed_val(term);
-	if (i >= 0) {
-            *up = (Uint32) i;
-            return 1;
-        }
-    }
-    *up = BADARG;
-    return 0;
-#endif
-}
-
 
 int term_to_Sint(Eterm term, Sint *sp)
 {
diff --git a/erts/emulator/beam/big.h b/erts/emulator/beam/big.h
index 3fed076419..ad19cce395 100644
--- a/erts/emulator/beam/big.h
+++ b/erts/emulator/beam/big.h
@@ -168,8 +168,6 @@ Eterm erts_uint64_array_to_big(Uint **, int, int, Uint64 *);
 int term_to_Uint64(Eterm, Uint64*);
 int term_to_Sint64(Eterm, Sint64*);
 #endif
-int term_to_Uint32(Eterm, Uint32*);
-
 
 Uint32 big_to_uint32(Eterm b);
 int term_equals_2pow32(Eterm);
diff --git a/erts/emulator/beam/dist.c b/erts/emulator/beam/dist.c
index 8bbe6450eb..28afae96bd 100644
--- a/erts/emulator/beam/dist.c
+++ b/erts/emulator/beam/dist.c
@@ -3748,10 +3748,12 @@ int distribution_info(fmtfn_t to, void *arg)	/* Called by break handler */
 BIF_RETTYPE setnode_2(BIF_ALIST_2)
 {
     Process *net_kernel;
-    Uint32 creation;
+    Uint creation;
 
     /* valid creation ? */
-    if(!term_to_Uint32(BIF_ARG_2, &creation))
+    if(!term_to_Uint(BIF_ARG_2, &creation))
+	goto error;
+    if(creation > 3)
 	goto error;
 
     /* valid node name ? */
@@ -3795,7 +3797,7 @@ BIF_RETTYPE setnode_2(BIF_ALIST_2)
     erts_proc_unlock(BIF_P, ERTS_PROC_LOCK_MAIN);
     erts_thr_progress_block();
     inc_no_nodes();
-    erts_set_this_node(BIF_ARG_1, creation);
+    erts_set_this_node(BIF_ARG_1, (Uint32) creation);
     erts_is_alive = 1;
     send_nodes_mon_msgs(NULL, am_nodeup, BIF_ARG_1, am_visible, NIL);
     erts_thr_progress_unblock();
diff --git a/erts/emulator/beam/erl_bif_info.c b/erts/emulator/beam/erl_bif_info.c
index a7424bbcb8..a32e6de436 100644
--- a/erts/emulator/beam/erl_bif_info.c
+++ b/erts/emulator/beam/erl_bif_info.c
@@ -2797,10 +2797,7 @@ BIF_RETTYPE system_info_1(BIF_ALIST_1)
     } else if (BIF_ARG_1 == am_threads) {
 	return am_true;
     } else if (BIF_ARG_1 == am_creation) {
-        Uint hsz = 0;
-        erts_bld_uint(NULL, &hsz, erts_this_node->creation);
-        hp = hsz ? HAlloc(BIF_P, hsz) : NULL;
-        BIF_RET(erts_bld_uint(&hp, NULL, erts_this_node->creation));
+	return make_small(erts_this_node->creation);
     } else if (BIF_ARG_1 == am_break_ignored) {
       extern int ignore_break;
       if (ignore_break) 
diff --git a/erts/emulator/beam/erl_node_tables.c b/erts/emulator/beam/erl_node_tables.c
index 49dea8919b..5eb9939b73 100644
--- a/erts/emulator/beam/erl_node_tables.c
+++ b/erts/emulator/beam/erl_node_tables.c
@@ -977,7 +977,7 @@ static void print_node(void *venp, void *vpndp)
 	if(pndp->sysname == NIL) {
 	    erts_print(pndp->to, pndp->to_arg, "Name: %T ", enp->sysname);
 	}
-	erts_print(pndp->to, pndp->to_arg, " %u", enp->creation);
+	erts_print(pndp->to, pndp->to_arg, " %d", enp->creation);
 #ifdef DEBUG
 	erts_print(pndp->to, pndp->to_arg, " (refc=%ld)",
 		   erts_refc_read(&enp->refc, 0));
@@ -1020,7 +1020,7 @@ void erts_print_node_info(fmtfn_t to,
 /* ----------------------------------------------------------------------- */
 
 void
-erts_set_this_node(Eterm sysname, Uint32 creation)
+erts_set_this_node(Eterm sysname, Uint creation)
 {
     ERTS_LC_ASSERT(erts_thr_progress_is_blocking());
     ASSERT(2 <= de_refc_read(erts_this_dist_entry, 2));
diff --git a/erts/emulator/beam/erl_node_tables.h b/erts/emulator/beam/erl_node_tables.h
index c434926142..8153699596 100644
--- a/erts/emulator/beam/erl_node_tables.h
+++ b/erts/emulator/beam/erl_node_tables.h
@@ -258,7 +258,7 @@ void erts_set_dist_entry_pending(DistEntry *);
 void erts_set_dist_entry_connected(DistEntry *, Eterm, Uint);
 ErlNode *erts_find_or_insert_node(Eterm, Uint32, Eterm);
 void erts_schedule_delete_node(ErlNode *);
-void erts_set_this_node(Eterm, Uint32);
+void erts_set_this_node(Eterm, Uint);
 Uint erts_node_table_size(void);
 void erts_init_node_tables(int);
 void erts_node_table_info(fmtfn_t, void *);