The R13B03 release.OTP_R13B03

1 files changed, 57 insertions, 0 deletions

diff --git a/lib/erl_interface/src/encode/encode_ulong.c b/lib/erl_interface/src/encode/encode_ulong.c
new file mode 100644
index 0000000000..c4ff34e493
--- /dev/null
+++ b/lib/erl_interface/src/encode/encode_ulong.c
@@ -0,0 +1,57 @@
+/*
+ * %CopyrightBegin%
+ * 
+ * Copyright Ericsson AB 1998-2009. 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
+ * compliance with the License. You should have received a copy of the
+ * Erlang Public License along with this software. If not, it can be
+ * retrieved online at http://www.erlang.org/.
+ * 
+ * Software distributed under the License is distributed on an "AS IS"
+ * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
+ * the License for the specific language governing rights and limitations
+ * under the License.
+ * 
+ * %CopyrightEnd%
+ */
+#include "eidef.h"
+#include "eiext.h"
+#include "putget.h"
+
+#ifndef EI_64BIT
+int ei_encode_ulong(char *buf, int *index, unsigned long p)
+{
+  char *s = buf + *index;
+  char *s0 = s;
+
+  if (p > ERL_MAX) {
+    if (!buf) s += 7;
+    else {
+      put8(s,ERL_SMALL_BIG_EXT);
+      put8(s,4);	             /* len = four bytes */
+      put8(s, 0);                 /* save sign separately */
+      put32le(s,p);               /* OBS: Little Endian, and p now positive */
+    }
+  }
+  else if ((p < 256) && (p >= 0)) {
+    if (!buf) s += 2;
+    else {
+      put8(s,ERL_SMALL_INTEGER_EXT);
+      put8(s,(p & 0xff));
+    }
+  }
+  else {
+    if (!buf) s += 5;
+    else {
+      put8(s,ERL_INTEGER_EXT);
+      put32be(s,p);
+    }
+  }
+
+  *index += s-s0; 
+
+  return 0; 
+}
+#endif /* EI_64BIT */