1 files changed, 121 insertions, 0 deletions
diff --git a/engines/cge/general.h b/engines/cge/general.h
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+++ b/engines/cge/general.h
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+/* 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.
+ *
+ */
+
+/*
+ * This code is based on original Soltys source code
+ * Copyright (c) 1994-1995 Janus B. Wisniewski and L.K. Avalon
+ */
+
+#ifndef __CGE_GENERAL__
+#define __CGE_GENERAL__
+
+#include "common/system.h"
+#include "common/file.h"
+#include "common/random.h"
+#include "common/textconsole.h"
+#include "common/str.h"
+#include "cge/jbw.h"
+
+namespace CGE {
+
+#define kCryptSeed  0xA5
+
+struct Dac {
+	uint8 _r;
+	uint8 _g;
+	uint8 _b;
+};
+
+typedef uint16 Crypt(void *buf, uint16 siz, uint16 seed);
+
+template <class T>
+void swap(T &A, T &B) {
+	T a = A;
+	A = B;
+	B = a;
+}
+
+template <class T>
+T max(T A, T B) {
+	return (A > B) ? A : B;
+}
+
+template <class T>
+T min(T A, T B) {
+	return (A < B) ? A : B;
+}
+
+class XFile {
+public:
+	uint16 _error;
+
+	XFile() : _error(0) { }
+	virtual ~XFile() { }
+	virtual uint16 read(void *buf, uint16 len) = 0;
+	virtual long mark() = 0;
+	virtual long size() = 0;
+	virtual long seek(long pos) = 0;
+};
+
+
+template <class T>
+inline uint16 XRead(XFile *xf, T *t) {
+	return xf->read((uint8 *) t, sizeof(*t));
+}
+
+
+class IoHand : public XFile {
+protected:
+	Common::File *_file;
+	uint16 _seed;
+	Crypt *_crypt;
+public:
+	IoHand(const char *name, Crypt crypt = NULL);
+	IoHand(Crypt *crypt = NULL);
+	virtual ~IoHand();
+	static bool exist(const char *name);
+	uint16 read(void *buf, uint16 len);
+	long mark();
+	long size();
+	long seek(long pos);
+};
+
+Crypt     XCrypt;
+Crypt     RCrypt;
+uint16    atow(const char *a);
+uint16    xtow(const char *x);
+char     *wtom(uint16 val, char *str, int radix, int len);
+char     *dwtom(uint32 val, char *str, int radix, int len);
+int       takeEnum(const char **tab, const char *text);
+uint16    chkSum(void *m, uint16 n);
+char     *mergeExt(char *buf, const char *name, const char *ext);
+char     *forceExt(char *buf, const char *name, const char *ext);
+
+// MISSING FUNCTIONS
+const char *progName(const char *ext = NULL);
+unsigned fastRand();
+unsigned fastRand(unsigned s);
+uint16 rCrypt(void *buf, uint16 siz, uint16 seed);
+int newRandom(int range);
+} // End of namespace CGE
+
+#endif