From: razvanm <razvanm>
Date: Fri, 13 Feb 2009 01:02:26 +0000 (+0000)
Subject: Make the serial stack refuse (with ESIZE) to send packets that are too big.
X-Git-Tag: rc_6_tinyos_2_1_1~492
X-Git-Url: https://oss.titaniummirror.com/gitweb/?a=commitdiff_plain;h=54a1cf499432d0d618bbe59980b431dc689d2ccd;hp=bda0ab8cf8ccfacebbe902bc94f6bf99c6b9e452;p=tinyos-2.x.git

Make the serial stack refuse (with ESIZE) to send packets that are too big.
---

diff --git a/tos/lib/serial/SerialActiveMessageP.nc b/tos/lib/serial/SerialActiveMessageP.nc
index 0432ad2e..7bdc5638 100644
--- a/tos/lib/serial/SerialActiveMessageP.nc
+++ b/tos/lib/serial/SerialActiveMessageP.nc
@@ -58,6 +58,11 @@ implementation {
 					  message_t* msg,
 					  uint8_t len) {
     serial_header_t* header = getHeader(msg);
+
+    if (len > call Packet.maxPayloadLength()) {
+      return ESIZE;
+    }
+
     header->dest = dest;
     // Do not set the source address or group, as doing so
     // prevents transparent bridging. Need a better long-term