MORTEVIELLE: New create_mortdat project to create a mort.dat data file

At the moment, this extracts needed font data from the mort.com executable.

2 files changed, 163 insertions, 0 deletions

diff --git a/devtools/create_mortdat/create_mortdat.cpp b/devtools/create_mortdat/create_mortdat.cpp
new file mode 100644
index 0000000000..62b81806bc
--- /dev/null
+++ b/devtools/create_mortdat/create_mortdat.cpp
@@ -0,0 +1,152 @@
+/* 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 is a utility for extracting needed resource data from different language
+ * version of the Lure of the Temptress lure.exe executable files into a new file
+ * lure.dat - this file is required for the ScummVM  Lure of the Temptress module
+ * to work properly
+ */
+
+// Disable symbol overrides so that we can use system headers.
+#define FORBIDDEN_SYMBOL_ALLOW_ALL
+
+// HACK to allow building with the SDL backend on MinGW
+// see bug #1800764 "TOOLS: MinGW tools building broken"
+#ifdef main
+#undef main
+#endif // main
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include "common/endian.h"
+
+enum AccessMode {
+	kFileReadMode = 1,
+	kFileWriteMode = 2
+};
+
+class File {
+private:
+	FILE *f;
+public:
+	bool open(const char *filename, AccessMode mode = kFileReadMode) {
+		f = fopen(filename, (mode == kFileReadMode) ? "rb" : "wb");
+		return (f != NULL);
+	}
+	void close() {
+		fclose(f);
+		f = NULL;
+	}
+	int seek(int32 offset, int whence = SEEK_SET) {
+		return fseek(f, offset, whence);
+	}
+	long read(void *buffer, int len) {
+		return fread(buffer, 1, len, f);
+	}
+	void write(const void *buffer, int len) {
+		fwrite(buffer, 1, len, f);
+	}
+	byte readByte() {
+		byte v;
+		read(&v, sizeof(byte));
+		return v;
+	}
+	uint16 readWord() {
+		uint16 v;
+		read(&v, sizeof(uint16));
+		return FROM_LE_16(v);
+	}
+	uint32 readLong() {
+		uint32 v;
+		read(&v, sizeof(uint32));
+		return FROM_LE_32(v);
+	}
+	void writeByte(byte v) {
+		write(&v, sizeof(byte));
+	}
+	void writeWord(uint16 v) {
+		uint16 vTemp = TO_LE_16(v);
+		write(&vTemp, sizeof(uint16));
+	}
+	void writeLong(uint32 v) {
+		uint32 vTemp = TO_LE_32(v);
+		write(&vTemp, sizeof(uint32));
+	}
+	uint32 pos() {
+		return ftell(f);
+	}
+};
+
+File outputFile, mortCom;
+
+/*-------------------------------------------------------------------------*/
+
+#define VERSION_MAJOR 1
+#define VERSION_MINOR 0
+
+void openOutputFile(const char *outFilename) {
+	outputFile.open(outFilename, kFileWriteMode);
+
+	// Write header
+	outputFile.write("mort", 4);
+	outputFile.writeByte(VERSION_MAJOR);
+	outputFile.writeByte(VERSION_MINOR);
+}
+
+void process() {
+	byte checkBuffer[7];
+	byte fontBuffer[121 * 6];
+
+	// Move to just prior the font data and verify that we're reading the known mort.com
+	mortCom.seek(0x36b0);
+	mortCom.read(checkBuffer, 7);
+
+	if ((checkBuffer[0] != 0x59) || (checkBuffer[1] != 0x5B) || (checkBuffer[2] != 0x58) ||
+		(checkBuffer[3] != 0xC3) || (checkBuffer[4] != 0xE8) || (checkBuffer[5] != 0xD6) ||
+		(checkBuffer[6] != 0x02)) {
+		printf("Invalid mort.com input file");
+		exit(0);
+	}
+
+	// Read in the data
+	mortCom.read(fontBuffer, 121 * 6);
+
+	// Write out a section header to the output file and the font data
+	char fontHeader[4] = { 'F', 'O', 'N', 'T' };
+	outputFile.write(fontHeader, 4);
+	outputFile.write(fontBuffer, 121 * 6);
+}
+
+int main(int argc, char *argv[]) {
+	if (argc != 3) {
+		printf("Format: input_filename output_filename\n", argv[0]);
+		exit(0);
+	}
+
+	mortCom.open(argv[1], kFileReadMode);
+	openOutputFile(argv[2]);
+
+	process();
+
+	mortCom.close();
+	outputFile.close();
+}
diff --git a/devtools/create_mortdat/module.mk b/devtools/create_mortdat/module.mk
new file mode 100644
index 0000000000..86b14d8284
--- /dev/null
+++ b/devtools/create_mortdat/module.mk
@@ -0,0 +1,11 @@
+
+MODULE := devtools/create_mortdat
+
+MODULE_OBJS := \
+	create_mortdat.o \
+
+# Set the name of the executable
+TOOL_EXECUTABLE := create_mortdat
+
+# Include common rules
+include $(srcdir)/rules.mk