first draft

datahandler.c

@@ -0,0 +1,39 @@
+/* 
+ * $smu-mark$ 
+ * $name: datahandler.c$ 
+ * $author: Salvatore Sanfilippo <antirez@invece.org>$ 
+ * $copyright: Copyright (C) 1999 by Salvatore Sanfilippo$ 
+ * $license: This software is under GPL version 2 of license$ 
+ * $date: Fri Nov  5 11:55:47 MET 1999$ 
+ * $rev: 8$ 
+ */ 
+
+#include <string.h>
+
+#include "hping2.h"
+#include "globals.h"
+
+void data_handler(char *data, int data_size)
+{
+	if (opt_listenmode) { /* send an HCMP */
+		memcpy(data, rsign, signlen); /* ok, write own reverse sign */
+		data+=signlen;
+		data_size-=signlen;
+		memcpy(data, hcmphdr_p, data_size);
+		return; /* done */
+	}
+
+	if (opt_sign) {
+		memcpy(data, sign, signlen); /* lenght pre-checked */
+		data+=signlen;
+		data_size-=signlen;
+	}
+
+	if (data_size == 0)
+		return; /* there is not space left */
+
+	if (opt_datafromfile)
+		datafiller(data, data_size);
+	else
+		memset(data, 'X', data_size);
+}