1 files changed, 111 insertions, 0 deletions
diff --git a/engines/sword25/kernel/string.h b/engines/sword25/kernel/string.h
new file mode 100644
index 0000000000..b701e2312b
--- /dev/null
+++ b/engines/sword25/kernel/string.h
@@ -0,0 +1,111 @@
+/* ScummVM - Graphic Adventure Engine
+ *
+ * ScummVM is the legal property of its developers, whose names
+ * are too numerous to list here. Please refer to the COPYRIGHT
+ * file distributed with this source distribution.
+ *
+ * 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ * $URL$
+ * $Id$
+ *
+ */
+
+/*
+ * This code is based on Broken Sword 2.5 engine
+ *
+ * Copyright (c) Malte Thiesen, Daniel Queteschiner and Michael Elsdoerfer
+ *
+ * Licensed under GNU GPL v2
+ *
+ */
+
+#ifndef SWORD25_STRING
+#define SWORD25_STRING
+
+#include "common/str.h"
+
+namespace BS_String {
+
+inline uint GetHash(const Common::String &Str) {
+	uint Result = 0;
+
+	for (uint i = 0; i < Str.size(); i++)
+		Result = ((Result << 5) - Result) + Str[i];
+
+	return Result;
+}
+
+inline bool ToInt(const Common::String &Str, int &Result) {
+	Common::String::const_iterator Iter = Str.begin();
+
+	// Skip whitespaces
+	while (*Iter && (*Iter == ' ' || *Iter == '\t')) {
+		++Iter;
+	}
+	if (Iter == Str.end()) return false;
+
+	// Read sign, if available
+	bool IsNegative = false;
+	if (*Iter == '-') {
+		IsNegative = true;
+		++Iter;
+	} else if (*Iter == '+')
+		++Iter;
+
+	// Skip whitespaces
+	while (*Iter && (*Iter == ' ' || *Iter == '\t')) {
+		++Iter;
+	}
+	if (Iter == Str.end()) return false;
+
+	// Convert string to integer
+	Result = 0;
+	while (Iter != Str.end()) {
+		if (*Iter < '0' || *Iter > '9') {
+			while (*Iter && (*Iter == ' ' || *Iter == '\t')) {
+				++Iter;
+			}
+			if (Iter != Str.end()) return false;
+			break;
+		}
+		Result = (Result * 10) + (*Iter - '0');
+		++Iter;
+	}
+
+	if (IsNegative) Result = -Result;
+
+	return true;
+}
+
+inline bool ToBool(const Common::String &Str, bool &Result) {
+	if (Str == "true" || Str == "TRUE") {
+		Result = true;
+		return true;
+	} else if (Str == "false" || Str == "FALSE") {
+		Result = false;
+		return true;
+	}
+
+	return false;
+}
+
+inline void ToLower(Common::String &Str) {
+	Str.toLowercase();
+}
+
+} // End of namespace BS_String
+
+#endif