- Moved everything about.

2004-04-23 10:58:43 +00:00
parent ca5202dc0c
commit 0f4e6a5aba
60 changed files with 10596 additions and 0 deletions
--- a/src/attackminimize.c
+++ b/src/attackminimize.c
@@ -0,0 +1,131 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include "runs.h"
+#include "tracebuf.h"
+
+int cUnk = 0;
+int cTod = 0;
+
+void markback(System sys, struct tracebuf *tb, int ev)
+{
+	int run = tb->run[ev];
+
+	while (ev >= 0)
+	{
+		if (tb->run[ev] == run)
+		{
+			switch (tb->event[ev]->type)
+			{
+				case READ:
+					switch (tb->status[ev])
+					{
+						case S_UNK:
+							cUnk--;
+						case S_RED:
+							tb->status[ev] = S_TOD;
+							cTod++;
+							break;
+						case S_TOD:
+						case S_OKE:
+							break;
+					}
+					break;
+				case SEND:
+				case CLAIM:
+					if (tb->status[ev] == S_UNK)
+					{
+					    cUnk--;
+					}
+					tb->status[ev] = S_OKE;
+					break;
+			}
+		}
+		ev--;
+	}
+}
+
+void attackMinimize(System sys, struct tracebuf *tb)
+{
+	int i;
+	int j;
+
+	cUnk = 0;
+	cTod = 0;
+
+	for (i=0; i < tb->length; i++)
+	{
+		switch (tb->status[i])
+		{
+		case S_UNK:
+		    cUnk++;
+		    break;
+		case S_TOD:
+		    cTod++;
+		    break;
+		default:
+		    break;
+		}
+	}
+	
+	markback(sys, tb, tb->violatedclaim);
+
+	while (cUnk + cTod > 0)
+	{
+		while (cTod > 0)
+		{
+			for (i = 0; i < tb->length; i++)
+				// kies een i; laten we de eerste maar pakken
+			{
+				if (tb->status[i] == S_TOD)
+					break;
+			}
+			if (i == tb->length)
+			  {
+			        printf("Some step error.\n");
+				exit(1);
+			  }
+			
+			j = i;
+			while (j >= 0 && inKnowledge(tb->know[j], tb->event[i]->message))
+			{
+			    // zoek waar m in de kennis komt
+			    j--;
+			}
+			tb->status[i] = S_OKE;
+			cTod--;
+			if (j>=0)
+			{
+			    markback(sys,tb,j);
+			}
+		}
+		while (cTod == 0 && cUnk > 0)
+		{
+			for (i = tb->length-1; i>=0; i--)
+				// pak laatste i
+			{
+				if (tb->status[i] == S_UNK)
+					break;
+			}
+			if (i < 0)
+			  {
+			        printf("Some i<0 error.\n");
+				exit(1);
+			  }
+			
+			tb->status[i] = S_RED;
+			cUnk--;
+			tb->reallength--;
+
+			j = tracebufRebuildKnow(tb);
+			if (j>-1)
+			{
+			  	tb->reallength++;
+				markback(sys,tb,i);
+				if (j < tb->length)
+				{
+					tb->link[j] = (tb->link[j] > i ? tb->link[j] : i);
+				}
+			}
+		}
+	}
+}