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MORTEVIELLE: New create_mortdat project to create a mort.dat data file
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At the moment, this extracts needed font data from the mort.com executable.
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dreammaster authored and Strangerke committed Apr 6, 2012
1 parent 6535e88 commit 07cce9c
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152 changes: 152 additions & 0 deletions devtools/create_mortdat/create_mortdat.cpp
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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 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();
}
11 changes: 11 additions & 0 deletions devtools/create_mortdat/module.mk
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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
Binary file added dists/engine-data/mort.dat
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