Add original TrueCrypt 7.1a sources

src/Common/Dictionary.c

@@ -0,0 +1,80 @@
+/*
+ Copyright (c) 2005-2009 TrueCrypt Developers Association. All rights reserved.
+
+ Governed by the TrueCrypt License 3.0 the full text of which is contained in
+ the file License.txt included in TrueCrypt binary and source code distribution
+ packages.
+*/
+
+#include "../Common/Dictionary.h"
+#include <windows.h>
+#include <map>
+#include <string>
+
+using namespace std;
+
+static map <string, void *> StringKeyMap;
+static map <int, void *> IntKeyMap;
+
+static void *DataPool = NULL;
+static size_t DataPoolSize = 0;
+
+
+void AddDictionaryEntry (char *key, int intKey, void *value)
+{
+	if (key)
+		StringKeyMap[key] = value;
+
+	if (intKey != 0)
+		IntKeyMap[intKey] = value;
+}
+
+
+void *GetDictionaryValue (const char *key)
+{
+	map <string, void *>::const_iterator i = StringKeyMap.find (key);
+	
+	if (i == StringKeyMap.end())
+		return NULL;
+
+	return i->second;
+}
+
+
+void *GetDictionaryValueByInt (int intKey)
+{
+	map <int, void *>::const_iterator i = IntKeyMap.find (intKey);
+
+	if (i == IntKeyMap.end())
+		return NULL;
+
+	return i->second;
+}
+
+
+void *AddPoolData (void *data, size_t dataSize)
+{
+	if (DataPoolSize + dataSize > DATA_POOL_CAPACITY) return NULL;
+
+	if (DataPool == NULL)
+	{
+		DataPool = malloc (DATA_POOL_CAPACITY);
+		if (DataPool == NULL) return NULL;
+	}
+
+	memcpy ((BYTE *)DataPool + DataPoolSize, data, dataSize);
+
+	// Ensure 32-bit alignment for next entries
+	dataSize = (dataSize + 3) & (~(size_t)3);
+
+	DataPoolSize += dataSize;
+	return (BYTE *)DataPool + DataPoolSize - dataSize;
+}
+
+
+void ClearDictionaryPool ()
+{
+	DataPoolSize = 0;
+	StringKeyMap.clear();
+	IntKeyMap.clear();
+}