summaryrefslogtreecommitdiff
path: root/examples/pcap2nbench/ethernet.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'examples/pcap2nbench/ethernet.cpp')
-rw-r--r--examples/pcap2nbench/ethernet.cpp62
1 files changed, 62 insertions, 0 deletions
diff --git a/examples/pcap2nbench/ethernet.cpp b/examples/pcap2nbench/ethernet.cpp
new file mode 100644
index 0000000000..7fd4f1e421
--- /dev/null
+++ b/examples/pcap2nbench/ethernet.cpp
@@ -0,0 +1,62 @@
+/*\
+ * pcap2nbench - Converts libpcap network traces to nbench input
+ * Copyright (C) 2004 Jim McDonough <jmcd@us.ibm.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ * Written by Anthony Liguori <aliguori@us.ibm.com>
+\*/
+
+#include <netinet/in.h>
+
+#include "ethernet.hpp"
+
+ethernet::ethernet(const uint8_t *data, size_t length) {
+ if (length < 14) {
+ std::cerr << "Invalid ethernet packet" << std::endl;
+ }
+ memcpy(dst, data, sizeof(dst));
+ memcpy(src, data + 6, sizeof(src));
+ memcpy(&type, data + 12, sizeof(type));
+ type = ntohs(type);
+}
+
+std::ostream &operator<<(std::ostream &lhs, const ethernet &rhs)
+{
+ lhs << "Destination: ";
+ for (int i = 0; i < 6; i++) {
+ char buf[3];
+ sprintf(buf, "%.2x", rhs.dst[i]);
+ if (i) lhs << ":";
+ lhs << buf;
+ }
+ lhs << std::endl;
+
+ lhs << "Source: ";
+ for (int i = 0; i < 6; i++) {
+ char buf[3];
+ sprintf(buf, "%.2x", rhs.src[i]);
+ if (i) lhs << ":";
+ lhs << buf;
+ }
+ lhs << std::endl;
+
+ lhs << "Type: ";
+ char buf[7];
+ sprintf(buf, "%.4x", rhs.type);
+ lhs << buf << std::endl;
+
+ return lhs;
+}