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#include <stdio.h>
#include <stdlib.h>
#include <assert.h>
#include "../../engines/igor/resource_ids.h"
/*
uint32 : 'ITBL'
uint32 : version/tag
uint8 : number of game versions
repeat (number of game versions) {
uint32 : borland overlay size
uint32 : offset to resource table
}
repeat (number of game versions) {
repeat (number of resources tables) {
uint16 : number of entries
repeat (number of entries) {
uint16 : id
uint32 : offset
uint32 : length
}
}
}
*/
#define MAX_VERSIONS 2
typedef unsigned char uint8;
typedef unsigned short uint16;
typedef unsigned int uint32;
struct ResourceEntry {
int id;
uint32 offs;
uint32 size;
};
static const int _sizeOfResourceEntry = 10;
static const struct ResourceEntry _resourceEntriesEngDemo100[] = {
#include "resource_en_demo100.h"
{ 0, 0, 0 }
};
static const struct ResourceEntry _resourceEntriesEngDemo110[] = {
#include "resource_en_demo110.h"
{ 0, 0, 0 }
};
struct GameVersion {
uint32 borlandOverlaySize;
const struct ResourceEntry *resourceEntries;
};
static const struct GameVersion _gameVersions[] = {
{ 4086790, &_resourceEntriesEngDemo100[0] },
{ 4094103, &_resourceEntriesEngDemo110[0] },
{ 0, 0 }
};
static void writeByte(FILE *fp, uint8 b) {
fwrite(&b, 1, 1, fp);
}
static void writeUint16BE(FILE *fp, uint16 value) {
writeByte(fp, (uint8)(value >> 8));
writeByte(fp, (uint8)(value & 0xFF));
}
static void writeUint32BE(FILE *fp, uint32 value) {
writeUint16BE(fp, (uint16)(value >> 16));
writeUint16BE(fp, (uint16)(value & 0xFFFF));
}
static void writeResourceEntry(FILE *fp, const struct ResourceEntry *re) {
writeUint16BE(fp, re->id);
writeUint32BE(fp, re->offs);
writeUint32BE(fp, re->size);
}
static const uint32 ITBL_TAG = 0x4954424C;
static const uint32 CURRENT_VERSION = 1;
static void createTableFile(FILE *fp) {
int i, j, gameVersionsCount;
uint32 resourceEntriesTableSize[MAX_VERSIONS];
uint32 resourceEntriesTableOffs[MAX_VERSIONS];
/* get resource entries tables size */
for (i = 0; _gameVersions[i].resourceEntries; ++i) {
assert(i <= MAX_VERSIONS);
resourceEntriesTableSize[i] = 0;
for (j = 0; _gameVersions[i].resourceEntries[j].id != 0; ++j) {
++resourceEntriesTableSize[i];
}
}
gameVersionsCount = i;
/* header */
writeUint32BE(fp, ITBL_TAG);
writeUint32BE(fp, CURRENT_VERSION);
/* game versions header */
writeByte(fp, gameVersionsCount);
resourceEntriesTableOffs[0] = 9 + gameVersionsCount * 8;
for (i = 1; i < gameVersionsCount; ++i) {
resourceEntriesTableOffs[i] = resourceEntriesTableOffs[i - 1] + 2 + resourceEntriesTableSize[i - 1] * _sizeOfResourceEntry;
}
for (i = 0; i < gameVersionsCount; ++i) {
writeUint32BE(fp, _gameVersions[i].borlandOverlaySize);
writeUint32BE(fp, resourceEntriesTableOffs[i]);
}
/* resource entries tables */
for (i = 0; _gameVersions[i].resourceEntries; ++i) {
writeUint16BE(fp, resourceEntriesTableSize[i]);
for (j = 0; _gameVersions[i].resourceEntries[j].id != 0; ++j) {
writeResourceEntry(fp, &_gameVersions[i].resourceEntries[j]);
}
}
}
int main(int argc, char *argv[]) {
FILE *fp = fopen("IGOR.TBL", "wb");
if (fp) {
createTableFile(fp);
fclose(fp);
}
return 0;
}
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