mirror of
https://github.com/libretro/scummvm.git
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277 lines
6.8 KiB
C++
277 lines
6.8 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* This is a utility for extracting needed resource data from different language
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* version of the Lure of the Temptress lure.exe executable files into a new file
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* lure.dat - this file is required for the ScummVM Lure of the Temptress module
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* to work properly
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*/
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// Disable symbol overrides so that we can use system headers.
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#define FORBIDDEN_SYMBOL_ALLOW_ALL
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// HACK to allow building with the SDL backend on MinGW
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// see bug #3412 "TOOLS: MinGW tools building broken"
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#ifdef main
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#undef main
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#endif // main
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#include "common/endian.h"
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#include "create_mortdat.h"
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#include "enginetext.h"
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#include "gametext.h"
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#include "menudata.h"
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bool File::open(const char *filename, AccessMode mode) {
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f = fopen(filename, (mode == kFileReadMode) ? "rb" : "wb");
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return (f != NULL);
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}
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void File::close() {
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fclose(f);
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f = NULL;
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}
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int File::seek(int32 offset, int whence) {
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return fseek(f, offset, whence);
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}
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long File::read(void *buffer, int len) {
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return fread(buffer, 1, len, f);
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}
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void File::write(const void *buffer, int len) {
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fwrite(buffer, 1, len, f);
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}
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byte File::readByte() {
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byte v;
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read(&v, sizeof(byte));
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return v;
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}
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uint16 File::readWord() {
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uint16 v;
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read(&v, sizeof(uint16));
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return FROM_LE_16(v);
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}
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uint32 File::readLong() {
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uint32 v;
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read(&v, sizeof(uint32));
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return FROM_LE_32(v);
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}
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void File::writeByte(byte v) {
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write(&v, sizeof(byte));
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}
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void File::writeWord(uint16 v) {
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uint16 vTemp = TO_LE_16(v);
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write(&vTemp, sizeof(uint16));
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}
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void File::writeLong(uint32 v) {
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uint32 vTemp = TO_LE_32(v);
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write(&vTemp, sizeof(uint32));
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}
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void File::writeString(const char *s) {
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write(s, strlen(s) + 1);
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}
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uint32 File::pos() {
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return ftell(f);
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}
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/*-------------------------------------------------------------------------*/
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void openOutputFile(const char *outFilename) {
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outputFile.open(outFilename, kFileWriteMode);
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// Write header
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outputFile.write("MORT", 4);
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outputFile.writeByte(VERSION_MAJOR);
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outputFile.writeByte(VERSION_MINOR);
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}
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/**
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* Write out the data for the font
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*/
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void writeFontBlock() {
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const int knownAddr[3] = {0x30cd, 0x36b0, 0x36c0};
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byte checkBuffer[7];
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byte fontBuffer[121 * 6];
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// Move to just prior the font data and verify that we're reading the known mort.com
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for (int i = 0; i <= 3; ++i) {
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if ( i == 3) {
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printf("Invalid mort.com input file");
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exit(0);
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}
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mortCom.seek(knownAddr[i]);
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mortCom.read(checkBuffer, 7);
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if ((checkBuffer[0] == 0x59) && (checkBuffer[1] == 0x5B) && (checkBuffer[2] == 0x58) &&
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(checkBuffer[3] == 0xC3) && (checkBuffer[4] == 0xE8) && (checkBuffer[5] == 0xD6) &&
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(checkBuffer[6] == 0x02)) {
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break;
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}
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}
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// Read in the data
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mortCom.read(fontBuffer, 121 * 6);
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// Write out a section header to the output file and the font data
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const char fontHeader[4] = { 'F', 'O', 'N', 'T' };
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outputFile.write(fontHeader, 4); // Section Id
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outputFile.writeWord(121 * 6); // Section size
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outputFile.write(fontBuffer, 121 * 6);
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}
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void writeStaticStrings(const char **strings, DataType dataType, int languageId) {
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// Write out a section header
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const char sStaticStrings[4] = { 'S', 'S', 'T', 'R' };
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const char sGameStrings[4] = { 'G', 'S', 'T', 'R' };
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if (dataType == kStaticStrings)
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outputFile.write(sStaticStrings, 4);
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else if (dataType == kGameStrings)
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outputFile.write(sGameStrings, 4);
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// Figure out the block size
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int blockSize = 1;
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const char **s = &strings[0];
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while (*s) {
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blockSize += strlen(*s) + 1;
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++s;
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}
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outputFile.writeWord(blockSize);
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// Write out a byte indicating the language for this block
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outputFile.writeByte(languageId);
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// Write out each of the strings
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s = &strings[0];
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while (*s) {
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outputFile.writeString(*s);
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++s;
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}
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}
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/**
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* Write out the strings previously hard-coded into the engine
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*/
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void writeEngineStrings() {
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writeStaticStrings(engineDataEn, kStaticStrings, 1);
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writeStaticStrings(engineDataFr, kStaticStrings, 0);
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writeStaticStrings(engineDataDe, kStaticStrings, 2);
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}
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/**
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* Write out the strings used in the game
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*/
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void writeGameStrings() {
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writeStaticStrings(gameDataEn, kGameStrings, 1);
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writeStaticStrings(gameDataFr, kGameStrings, 0);
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writeStaticStrings(gameDataDe, kGameStrings, 2);
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}
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/**
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* Write out the data for the English menu
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*/
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void writeMenuData(const char *menuData, int languageId) {
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// Write out a section header to the output file and the menu data
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const char menuHeader[4] = { 'M', 'E', 'N', 'U' };
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outputFile.write(menuHeader, 4); // Section Id
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int size = strlen(menuData) / 8 + 1; // Language code + Menu data size
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outputFile.writeWord(size);
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outputFile.writeByte(languageId);
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// Write each 8-characters block as a byte (one bit per character)
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// ' ' -> 0, anything else -> 1
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byte value = 0;
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int valueCpt = 0;
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const char* str = menuData;
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while (*str != 0) {
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if (*(str++) != ' ')
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value |= (1 << (7 - valueCpt));
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++valueCpt;
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if (valueCpt == 8) {
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outputFile.writeByte(value);
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value = 0;
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valueCpt = 0;
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}
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}
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}
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void writeMenuBlock() {
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writeMenuData(menuDataEn, 1);
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writeMenuData(menuDataFr, 0);
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writeMenuData(menuDataDe, 2);
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}
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void writeVerbNums(const int *verbs, int languageId) {
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// Write out a section header to the output file
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const char menuHeader[4] = { 'V', 'E', 'R', 'B' };
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outputFile.write(menuHeader, 4); // Section Id
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int size = 52 + 1; // Language code + 26 words
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outputFile.writeWord(size);
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outputFile.writeByte(languageId);
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for (int i = 0; i < 26; i++)
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outputFile.writeWord(verbs[i]);
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}
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void writeMenuVerbs() {
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writeVerbNums(verbsEn, 1);
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writeVerbNums(verbsFr, 0);
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writeVerbNums(verbsDe, 2);
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}
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void process() {
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writeFontBlock();
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writeGameStrings();
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writeEngineStrings();
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writeMenuVerbs();
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writeMenuBlock();
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}
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/**
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* Main method
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*/
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int main(int argc, char *argv[]) {
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if (argc != 2) {
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printf("Usage:\n%s input_filename\nWhere input_filename is the name of the Mortevielle DOS executable.\n", argv[0]);
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exit(0);
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}
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mortCom.open(argv[1], kFileReadMode);
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openOutputFile(MORT_DAT);
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process();
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mortCom.close();
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outputFile.close();
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}
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