/
extract.cpp
1237 lines (1038 loc) · 36.6 KB
/
extract.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.
*
*/
// Disable symbol overrides so that we can use system headers.
#define FORBIDDEN_SYMBOL_ALLOW_ALL
#include "extract.h"
#include "common/language.h"
#include "common/platform.h"
#include <algorithm>
namespace {
// Extraction function prototypes
bool extractRaw(PAKFile &out, const ExtractInformation *info, const byte *data, const uint32 size, const char *filename, int id);
bool extractStrings(PAKFile &out, const ExtractInformation *info, const byte *data, const uint32 size, const char *filename, int id);
bool extractStrings10(PAKFile &out, const ExtractInformation *info, const byte *data, const uint32 size, const char *filename, int id);
bool extractRooms(PAKFile &out, const ExtractInformation *info, const byte *data, const uint32 size, const char *filename, int id);
bool extractShapes(PAKFile &out, const ExtractInformation *info, const byte *data, const uint32 size, const char *filename, int id);
bool extractKyraForestSeqData(PAKFile &out, const ExtractInformation *info, const byte *data, const uint32 size, const char *filename, int id);
bool extractAmigaSfx(PAKFile &out, const ExtractInformation *info, const byte *data, const uint32 size, const char *filename, int id);
bool extractWdSfx(PAKFile &out, const ExtractInformation *info, const byte *data, const uint32 size, const char *filename, int id);
bool extractHofSeqData(PAKFile &out, const ExtractInformation *info, const byte *data, const uint32 size, const char *filename, int id);
bool extractHofShapeAnimDataV1(PAKFile &out, const ExtractInformation *info, const byte *data, const uint32 size, const char *filename, int id);
bool extractHofShapeAnimDataV2(PAKFile &out, const ExtractInformation *info, const byte *data, const uint32 size, const char *filename, int id);
bool extractStringsWoSuffix(PAKFile &out, const ExtractInformation *info, const byte *data, const uint32 size, const char *filename, int id);
bool extractPaddedStrings(PAKFile &out, const ExtractInformation *info, const byte *data, const uint32 size, const char *filename, int id);
bool extractRaw16to8(PAKFile &out, const ExtractInformation *info, const byte *data, const uint32 size, const char *filename, int id);
bool extractMrShapeAnimData(PAKFile &out, const ExtractInformation *info, const byte *data, const uint32 size, const char *filename, int id);
bool extractRaw16(PAKFile &out, const ExtractInformation *info, const byte *data, const uint32 size, const char *filename, int id);
bool extractRaw32(PAKFile &out, const ExtractInformation *info, const byte *data, const uint32 size, const char *filename, int id);
bool extractLoLButtonDefs(PAKFile &out, const ExtractInformation *info, const byte *data, const uint32 size, const char *filename, int id);
bool extractLoLFlyingShpDefs(PAKFile &out, const ExtractInformation *info, const byte *data, const uint32 size, const char *filename, int id);
bool extractEoB2SeqData(PAKFile &out, const ExtractInformation *info, const byte *data, const uint32 size, const char *filename, int id);
bool extractEoB2ShapeData(PAKFile &out, const ExtractInformation *info, const byte *data, const uint32 size, const char *filename, int id);
bool extractEoBNpcData(PAKFile &out, const ExtractInformation *info, const byte *data, const uint32 size, const char *filename, int id);
// Extraction type table
const ExtractType extractTypeTable[] = {
{ kTypeStringList, extractStrings },
{ kTypeRoomList, extractRooms },
{ kTypeShapeList, extractShapes },
{ kTypeRawData, extractRaw },
{ kTypeForestSeqData, extractKyraForestSeqData },
{ kTypeAmigaSfxTable, extractAmigaSfx },
{ kTypeTownsWDSfxTable, extractWdSfx },
{ k2TypeSeqData, extractHofSeqData },
{ k2TypeShpDataV1, extractHofShapeAnimDataV1 },
{ k2TypeShpDataV2, extractHofShapeAnimDataV2 },
{ k2TypeSoundList, extractStringsWoSuffix },
{ k2TypeLangSoundList, extractStringsWoSuffix },
{ k2TypeSize10StringList, extractStrings10 },
{ k2TypeSfxList, extractPaddedStrings },
{ k3TypeRaw16to8, extractRaw16to8 },
{ k3TypeShpData, extractMrShapeAnimData },
{ kLoLTypeCharData, extractRaw },
{ kLoLTypeSpellData, extractRaw },
{ kLoLTypeCompassData, extractRaw16to8 },
{ kLoLTypeFlightShpData, extractLoLFlyingShpDefs },
{ kLoLTypeRaw16, extractRaw16 },
{ kLoLTypeRaw32, extractRaw32 },
{ kLoLTypeButtonDef, extractLoLButtonDefs },
{ kEoB2TypeSeqData, extractEoB2SeqData },
{ kEoB2TypeShapeData, extractEoB2ShapeData },
{ kEoBTypeNpcData, extractEoBNpcData },
{ -1, 0 }
};
// TODO: Clean up the mess of data types we have... it seems some special types
// we have (even in the main KYRA code, is just raw data access, but used specially
// to have a nice wrapper from inside StaticResource...).
const TypeTable typeTable[] = {
{ kTypeStringList, 0 },
{ kTypeRawData, 1 },
{ kTypeRoomList, 2 },
{ kTypeShapeList, 3 },
{ kTypeForestSeqData, 1 },
{ kTypeAmigaSfxTable, 4 },
{ kTypeTownsWDSfxTable, 1 },
{ k2TypeSeqData, 5 },
{ k2TypeShpDataV1, 6 },
{ k2TypeShpDataV2, 7 },
{ k2TypeSoundList, 0 },
{ k2TypeLangSoundList, 0 },
{ k2TypeSize10StringList, 0 },
{ k2TypeSfxList, 0 },
{ k3TypeRaw16to8, 1 },
{ k3TypeShpData, 7 },
{ kLoLTypeRaw16, 13 },
{ kLoLTypeRaw32, 14 },
{ kLoLTypeButtonDef, 12 },
{ kLoLTypeCharData, 8 },
{ kLoLTypeSpellData, 9 },
{ kLoLTypeCompassData, 10 },
{ kLoLTypeFlightShpData, 11 },
{ kEoB2TypeSeqData, 15 },
{ kEoB2TypeShapeData, 16 },
{ kEoBTypeNpcData, 17},
{ -1, 1 }
};
} // end of anonymous namespace
// misc
const ExtractType *findExtractType(const int type) {
for (const ExtractType *i = extractTypeTable; i->type != -1; ++i) {
if (i->type == type)
return i;
}
return 0;
}
byte getTypeID(int type) {
return std::find(typeTable, ARRAYEND(typeTable) - 1, type)->value;
}
// Extractor implementation
namespace {
bool extractRaw(PAKFile &out, const ExtractInformation *info, const byte *data, const uint32 size, const char *filename, int id) {
uint8 *buffer = new uint8[size];
assert(buffer);
memcpy(buffer, data, size);
return out.addFile(filename, buffer, size);
}
bool extractStrings(PAKFile &out, const ExtractInformation *info, const byte *data, const uint32 size, const char *filename, int id) {
// Skip tables for skipping English string left-overs in the hacky Russian fan translations
static const uint8 rusFanSkip_k2SeqplayStrings[] = { 1, 3, 5, 8, 10, 11, 13, 15, 17, 20, 22, 25, 26, 30, 33, 38, 40, 41, 44, 49, 51, 55, 104, 119, 121, 123 };
static const uint8 rusFanSkip_k1IntroStrings[] = { 3, 5, 9, 11, 13, 16, 18, 21, 24, 32, 34, 36, 38, 41, 44, 49, 52, 55, 57, 59, 61, 64, 66, 69, 72, 75 };
static const uint8 rusFanSkip_k1ThePoisonStrings[] = { 1, 4 };
static const uint8 rusFanSkip_k1FullFlaskStrings[] = { 1, 2, 4, 5, 7 };
static const uint8 rusFanSkip_k1WispJewelStrings[] = { 2 };
static const uint8 rusFanSkip_k1GUIStrings[] = { 1, 3, 6, 8, 11, 13, 18 };
uint32 rusFanSkipIdLen = 0;
const uint8 *rusFanSkipId = 0;
uint rusFanEmptyId = 10000;
uint32 skipCount = 0;
int patch = 0;
// FM Towns files that need addional patches
if (info->platform == kPlatformFMTowns) {
if (id == k1TakenStrings || id == k1NoDropStrings || id == k1PoisonGoneString ||
id == k1ThePoisonStrings || id == k1FluteStrings || id == k1WispJewelStrings)
patch = 1;
else if (id == k1IntroStrings)
patch = 2;
else if (id == k2SeqplayStrings)
patch = 3;
} else if (info->platform == kPlatformPC) {
if (id == k2IngamePakFiles)
patch = 4;
if (info->lang == Common::RU_RUS && info->special == kNoSpecial) {
patch = 5;
if (id == k2SeqplayStrings) {
rusFanSkipId = rusFanSkip_k2SeqplayStrings;
rusFanSkipIdLen = ARRAYSIZE(rusFanSkip_k2SeqplayStrings);
rusFanEmptyId = 81;
} else if (id == k1IntroStrings) {
rusFanSkipId = rusFanSkip_k1IntroStrings;
rusFanSkipIdLen = ARRAYSIZE(rusFanSkip_k1IntroStrings);
rusFanEmptyId = 30;
} else if (id == k1ThePoisonStrings) {
rusFanSkipId = rusFanSkip_k1ThePoisonStrings;
rusFanSkipIdLen = ARRAYSIZE(rusFanSkip_k1ThePoisonStrings);
} else if (id == k1FullFlaskString) {
rusFanSkipId = rusFanSkip_k1FullFlaskStrings;
rusFanSkipIdLen = ARRAYSIZE(rusFanSkip_k1FullFlaskStrings);
} else if (id == k1GUIStrings) {
rusFanSkipId = rusFanSkip_k1GUIStrings;
rusFanSkipIdLen = ARRAYSIZE(rusFanSkip_k1GUIStrings);
} else if (id == k1WispJewelStrings) {
rusFanSkipId = rusFanSkip_k1WispJewelStrings;
rusFanSkipIdLen = ARRAYSIZE(rusFanSkip_k1WispJewelStrings);
}
}
// HACK
if (id == k2SeqplayIntroTracks && info->game == kLoL)
return extractStringsWoSuffix(out, info, data, size, filename, id);
}
uint32 entries = 0;
uint32 targetsize = size + 4;
for (uint32 i = 0; i < size; ++i) {
if (!data[i]) {
if (info->platform == kPlatformAmiga) {
if (i + 1 >= size)
++entries;
else if (!data[i+1] && !(i & 1))
continue;
else
++entries;
} else {
++entries;
}
if (info->platform == kPlatformFMTowns) {
// prevents creation of empty entries (which we have mostly between all strings in the FM-TOWNS version)
while (!data[++i]) {
if (i == size)
break;
targetsize--;
}
if (patch == 1) {
// Here is the first step of the extra treatment for all FM-TOWNS string arrays that
// contain more than one string and which the original code
// addresses via stringname[boolJapanese].
// We simply skip every other string
if (i == size)
continue;
uint32 len = strlen((const char*) data + i);
i += len;
targetsize = targetsize - 1 - len;
while (!data[++i]) {
if (i == len)
break;
targetsize--;
}
}
} else if (patch == 5) {
++skipCount;
while (!data[i + 1]) {
if (skipCount == rusFanEmptyId) {
++skipCount;
++entries;
break;
}
if (++i == size)
break;
targetsize--;
}
// Skip English string left-overs in the hacky Russian fan translation
for (uint32 ii = 0; ii < rusFanSkipIdLen; ++ii) {
if (skipCount == rusFanSkipId[ii]) {
++skipCount;
uint32 len = strlen((const char*) data + i);
i += len;
targetsize = targetsize - 1 - len;
while (!data[i + 1]) {
if (++i == len)
break;
targetsize--;
}
}
}
}
}
}
if (patch == 2) {
if (info->lang == EN_ANY) {
targetsize--;
entries += 1;
} else if (info->lang == JA_JPN) {
targetsize += 2;
entries += 2;
}
}
if (patch == 3) {
entries++;
targetsize++;
}
if (patch == 4) {
targetsize -= 9;
}
uint8 *buffer = new uint8[targetsize];
assert(buffer);
memset(buffer, 0, targetsize);
uint8 *output = buffer;
const uint8 *input = (const uint8*) data;
skipCount = 0;
WRITE_BE_UINT32(output, entries); output += 4;
if (info->platform == kPlatformFMTowns) {
const byte *c = data + size;
do {
if (patch == 2 && input - data == 0x3C0 && input[0x10] == 0x32) {
memcpy(output, input, 0x0F);
input += 0x11; output += 0x0F;
}
strcpy((char *) output, (const char*) input);
uint32 stringsize = strlen((const char*)output) + 1;
input += stringsize; output += stringsize;
// skip empty entries
while (!*input) {
// Write one empty string into intro strings file
if (patch == 2) {
if ((info->lang == EN_ANY && input - data == 0x260) ||
(info->lang == JA_JPN && (input - data == 0x2BD || input - data == 0x2BE)))
*output++ = *input;
}
// insert one dummy string at hof sequence strings position 59
if (patch == 3) {
if ((info->lang == EN_ANY && input - data == 0x695) ||
(info->lang == JA_JPN && input - data == 0x598))
*output++ = *input;
}
if (++input == c)
break;
}
if (patch == 1) {
// Here is the extra treatment for all FM-TOWNS string arrays that
// contain more than one string and which the original code
// addresses via stringname[boolJapanese].
// We simply skip every other string
if (input == c)
continue;
input += strlen((const char*)input);
while (!*input) {
if (++input == c)
break;
}
}
} while (input < c);
} else if (info->platform == kPlatformAmiga) {
// we need to strip some aligment zeros out here
int dstPos = 0;
for (uint32 i = 0; i < size; ++i) {
if (!data[i] && !(i & 1)) {
if (i + 1 > size)
continue;
else if (i + 1 < size && !data[i+1])
continue;
}
*output++ = data[i];
++dstPos;
}
targetsize = dstPos + 4;
} else if (patch == 5) {
const byte *c = data + size;
do {
strcpy((char *) output, (const char*) input);
uint32 stringsize = strlen((const char*)output) + 1;
input += stringsize; output += stringsize;
++skipCount;
while (!*input) {
if (skipCount == rusFanEmptyId) {
*output++ = *input;
++skipCount;
}
if (++input == c)
break;
}
// Skip English string left-overs in the hacky Russian fan translation
for (uint32 ii = 0; ii < rusFanSkipIdLen; ++ii) {
if (skipCount == rusFanSkipId[ii]) {
++skipCount;
input += strlen((const char*)input);
while (!*input) {
if (++input == c)
break;
}
}
}
} while (input < c);
} else {
uint32 copySize = size;
if (patch == 4) {
memcpy(output, data, 44);
output += 44;
data += 44;
for (int t = 1; t != 10; t++) {
sprintf((char *) output, "COST%d_SH.PAK", t);
output += 13;
}
data += 126;
copySize -= 170;
}
memcpy(output, data, copySize);
}
return out.addFile(filename, buffer, targetsize);
}
bool extractStrings10(PAKFile &out, const ExtractInformation *info, const byte *data, const uint32 size, const char *filename, int id) {
// HACK...
if (info->platform == kPlatformFMTowns && id == k2IngameSfxFiles)
return extractStringsWoSuffix(out, info, data, size, filename, id);
const int strSize = 10;
uint32 entries = (size + (strSize - 1)) / strSize;
uint8 *buffer = new uint8[size + 4];
assert(buffer);
uint8 *output = buffer;
WRITE_BE_UINT32(output, entries); output += 4;
for (uint32 i = 0; i < entries; ++i) {
const byte *src = data + i * strSize;
while (*src)
*output++ = *src++;
*output++ = '\0';
}
return out.addFile(filename, buffer, output - buffer);
}
bool extractRooms(PAKFile &out, const ExtractInformation *info, const byte *data, const uint32 size, const char *filename, int id) {
// different entry size for the FM-TOWNS version
const int roomEntrySize = (info->platform == kPlatformFMTowns) ? (0x69) : ((info->platform == kPlatformAmiga) ? 0x52 : 0x51);
const int countRooms = size / roomEntrySize;
uint8 *buffer = new uint8[countRooms * 9 + 4];
assert(buffer);
uint8 *output = buffer;
WRITE_BE_UINT32(output, countRooms); output += 4;
const byte *src = data;
if (info->platform == kPlatformAmiga) {
for (int i = 0; i < countRooms; ++i) {
*output++ = *src++; assert(*src == 0); ++src;
memcpy(output, src, 8); output += 0x8;
src += roomEntrySize - 0x2;
}
} else {
for (int i = 0; i < countRooms; ++i) {
*output++ = *src++;
WRITE_BE_UINT16(output, READ_LE_UINT16(src)); output += 2; src += 2;
WRITE_BE_UINT16(output, READ_LE_UINT16(src)); output += 2; src += 2;
WRITE_BE_UINT16(output, READ_LE_UINT16(src)); output += 2; src += 2;
WRITE_BE_UINT16(output, READ_LE_UINT16(src)); output += 2; src += 2;
src += roomEntrySize - 0x9;
}
}
return out.addFile(filename, buffer, countRooms * 9 + 4);
}
bool extractShapes(PAKFile &out, const ExtractInformation *info, const byte *data, const uint32 size, const char *filename, int id) {
byte *buffer = new byte[size + 1 * 4];
assert(buffer);
byte *output = buffer;
const int count = size / 0x07;
WRITE_BE_UINT32(output, count); output += 4;
memcpy(output, data, size);
return out.addFile(filename, buffer, size + 1 * 4);
}
bool extractKyraForestSeqData(PAKFile &out, const ExtractInformation *info, const byte *data, const uint32 size, const char *filename, int id) {
if (info->platform != kPlatformPC98)
return extractRaw(out, info, data, size, filename, id);
struct PatchEntry {
uint16 pos;
uint8 val;
};
// This data has been taken from the FM-Towns version
static const PatchEntry patchData[] = {
{ 0x0019, 0x06 }, { 0x001A, 0x09 }, { 0x001B, 0x00 }, { 0x002E, 0x06 }, { 0x002F, 0x09 }, { 0x0030, 0x00 },
{ 0x003D, 0x06 }, { 0x003E, 0x09 }, { 0x003F, 0x00 }, { 0x004C, 0x06 }, { 0x004D, 0x09 }, { 0x004E, 0x00 },
{ 0x005B, 0x06 }, { 0x005C, 0x09 }, { 0x005D, 0x00 }, { 0x0064, 0x06 }, { 0x0065, 0x09 }, { 0x0066, 0x00 },
{ 0x0079, 0x06 }, { 0x007A, 0x09 }, { 0x007B, 0x00 }, { 0x0088, 0x06 }, { 0x0089, 0x09 }, { 0x008A, 0x00 },
{ 0x0097, 0x06 }, { 0x0098, 0x09 }, { 0x0099, 0x00 }, { 0x00A6, 0x06 }, { 0x00A7, 0x09 }, { 0x00A8, 0x00 },
{ 0x00AD, 0x06 }, { 0x00AE, 0x09 }, { 0x00AF, 0x00 }, { 0x00B4, 0x06 }, { 0x00B5, 0x09 }, { 0x00B6, 0x00 },
{ 0x00C3, 0x06 }, { 0x00C4, 0x09 }, { 0x00C5, 0x00 }, { 0x00CA, 0x06 }, { 0x00CB, 0x09 }, { 0x00CC, 0x00 },
{ 0x00D1, 0x06 }, { 0x00D2, 0x09 }, { 0x00D3, 0x00 }, { 0x00E0, 0x06 }, { 0x00E1, 0x09 }, { 0x00E2, 0x00 },
{ 0x00E7, 0x06 }, { 0x00E8, 0x09 }, { 0x00E9, 0x00 }, { 0x00EE, 0x06 }, { 0x00EF, 0x09 }, { 0x00F0, 0x00 },
{ 0x00FD, 0x06 }, { 0x00FE, 0x09 }, { 0x00FF, 0x00 }, { 0x010A, 0x06 }, { 0x010B, 0x09 }, { 0x010C, 0x00 },
{ 0x011D, 0x06 }, { 0x011E, 0x09 }, { 0x011F, 0x00 }, { 0x012C, 0x06 }, { 0x012D, 0x09 }, { 0x012E, 0x00 },
{ 0x013D, 0x06 }, { 0x013E, 0x09 }, { 0x013F, 0x00 }, { 0x0148, 0x06 }, { 0x0149, 0x09 }, { 0x014A, 0x00 },
{ 0x0153, 0x06 }, { 0x0154, 0x09 }, { 0x0155, 0x00 }, { 0x015E, 0x06 }, { 0x015F, 0x09 }, { 0x0160, 0x00 },
{ 0x0169, 0x06 }, { 0x016A, 0x09 }, { 0x016B, 0x00 }, { 0x016C, 0x06 }, { 0x016D, 0x12 }, { 0x016E, 0x00 },
{ 0x017B, 0x06 }, { 0x017C, 0x09 }, { 0x017D, 0x00 }, { 0x0188, 0x06 }, { 0x0189, 0x09 }, { 0x018A, 0x00 },
{ 0x0190, 0x13 }, { 0x0000, 0x00 }
};
uint32 outsize = size + (ARRAYSIZE(patchData) - 1);
uint8 *buffer = new uint8[outsize];
assert(buffer);
const uint8 *src = data;
uint8 *dst = buffer;
const PatchEntry *patchPos = patchData;
while (dst < (buffer + outsize)) {
if ((dst - buffer) == patchPos->pos) {
*dst++ = patchPos->val;
patchPos++;
} else {
*dst++ = *src++;
}
}
return out.addFile(filename, buffer, outsize);
}
bool extractAmigaSfx(PAKFile &out, const ExtractInformation *info, const byte *data, const uint32 size, const char *filename, int id) {
const uint32 entries = size / 8;
byte *buffer = new byte[entries * 6 + 1 * 4];
byte *output = buffer;
WRITE_BE_UINT32(output, entries); output += 4;
for (uint32 i = 0; i < entries; ++i) {
*output++ = *data++; // Note
*output++ = *data++; // Patch
data += 2; // Unused
WRITE_BE_UINT16(output, READ_BE_UINT16(data)); output += 2; data += 2; // Duration
*output++ = *data++; // Volume
*output++ = *data++; // Pan
}
return out.addFile(filename, buffer, entries * 6 + 1 * 4);
}
bool extractWdSfx(PAKFile &out, const ExtractInformation *info, const byte *data, const uint32 size, const char *filename, int id) {
const int bufferSize = 0x12602;
uint8 *buffer = new uint8[0x12602];
assert(buffer);
memcpy(buffer, data, 0x7EE5);
memcpy(buffer + 0x7EE5, data + 0x7EE7, 0x7FFF);
memcpy(buffer + 0xFEE4, data + 0xFEE8, 0x271E);
return out.addFile(filename, buffer, bufferSize);
}
int extractHofSeqData_checkString(const void *ptr, uint8 checkSize);
int extractHofSeqData_isSequence(const void *ptr, const ExtractInformation *info, uint32 maxCheckSize);
int extractHofSeqData_isControl(const void *ptr, uint32 size);
bool extractHofSeqData(PAKFile &out, const ExtractInformation *info, const byte *data, const uint32 size, const char *filename, int id) {
int numSequences = 0;
int numNestedSequences = 0;
uint16 headerSize = 50 * sizeof(uint16);
uint16 bufferSize = size + headerSize;
byte *buffer = new byte[bufferSize];
assert(buffer);
memset(buffer, 0, bufferSize );
uint16 *header = (uint16 *) buffer;
byte *output = buffer + headerSize;
uint16 *hdout = header;
//debug(1, "\nProcessing Hand of Fate sequence data:\n--------------------------------------\n");
for (int cycle = 0; cycle < 2; cycle++) {
const byte *ptr = data;
hdout++;
const byte *endOffs = (const byte *)(data + size);
// detect sequence structs
while (ptr < endOffs) {
if (ptr[1]) {
error("invalid sequence data encountered");
delete[] buffer;
return false;
}
int v = extractHofSeqData_isSequence(ptr, info, endOffs - ptr);
if (cycle == 0 && v == 1) {
if ((info->platform == kPlatformPC && info->special == kNoSpecial && *ptr == 5) || (info->special == kDemoVersion && (ptr - data == 312))) {
// patch for floppy version: skips invalid ferb sequence
// patch for demo: skips invalid title sequence
ptr += 54;
continue;
}
numSequences++;
uint16 relOffs = (uint16) (output - buffer);
WRITE_BE_UINT16(hdout, relOffs);
hdout++;
WRITE_BE_UINT16(output, READ_LE_UINT16(ptr)); // flags
ptr += 2;
output += 2;
memcpy(output, ptr, 28); // wsa and cps file names
ptr += 28;
output += 28;
if (info->platform == kPlatformFMTowns) { // startupCommand + finalCommand
memcpy(output, ptr, 2);
ptr += 2;
output += 2;
} else {
*output++ = READ_LE_UINT16(ptr) & 0xff;
ptr += 2;
*output++ = READ_LE_UINT16(ptr) & 0xff;
ptr += 2;
}
for (int w = 0; w < 7; w++) { //stringIndex1 to yPos
WRITE_BE_UINT16(output, READ_LE_UINT16(ptr));
ptr += 2;
output += 2;
}
ptr += 4;
WRITE_BE_UINT16(output, READ_LE_UINT16(ptr)); // duration
ptr += 2;
output+= 2;
} else if (cycle == 1 && v != 1 && v != -2) {
uint16 controlOffs = 0;
uint16 ctrSize = 0;
if (v) {
const byte *ctrStart = ptr;
while (v && v != -2) {
ptr++;
v = extractHofSeqData_isSequence(ptr, info, endOffs - ptr);
}
if (v == -2)
break;
ctrSize = (uint16)(ptr - ctrStart);
if (info->special != kDemoVersion &&
extractHofSeqData_isControl(ctrStart, ctrSize)) {
controlOffs = (uint16) (output - buffer);
*output++ = ctrSize >> 2;
for (int cc = 0; cc < ctrSize; cc += 2)
WRITE_BE_UINT16(output + cc, READ_LE_UINT16(ctrStart + cc)); // frame control
output += ctrSize;
}
}
numNestedSequences++;
uint16 relOffs = (uint16) (output - buffer);
WRITE_BE_UINT16(hdout, relOffs);
hdout++;
WRITE_BE_UINT16(output, READ_LE_UINT16(ptr)); // flags
ptr += 2;
output += 2;
memcpy(output, ptr, 14); // wsa file name
ptr += 14;
output += 14;
// startframe
WRITE_BE_UINT16(output, READ_LE_UINT16(ptr));
ptr += 2;
output += 2;
// endFrame
WRITE_BE_UINT16(output, (ctrSize && ((ctrSize >> 2) < READ_LE_UINT16(ptr))) ? (ctrSize >> 2) : READ_LE_UINT16(ptr));
ptr += 2;
output += 2;
// frameDelay
WRITE_BE_UINT16(output, READ_LE_UINT16(ptr));
ptr += 2;
output += 2;
ptr += 4;
for (int w = 0; w < 2; w++) { //x, y
WRITE_BE_UINT16(output, READ_LE_UINT16(ptr));
ptr += 2;
output += 2;
}
if (!READ_LE_UINT32(ptr))
controlOffs = 0;
WRITE_BE_UINT16(output, controlOffs);
if (info->special != kDemoVersion)
ptr += 4;
output += 2;
if (info->special != kDemoVersion) {
for (int w = 0; w < 2; w++) { //startupCommand, finalCommand
WRITE_BE_UINT16(output, READ_LE_UINT16(ptr));
ptr += 2;
output += 2;
}
} else {
memset(output, 0, 4);
output += 4;
}
if (info->platform == kPlatformFMTowns)
ptr += 2;
} else if (cycle == 0) {
while (v != 1 && v != -2) {
ptr++;
v = extractHofSeqData_isSequence(ptr, info, endOffs - ptr);
}
if (v == -2)
break;
} else if (cycle == 1) {
while (v == 1 && v != -2) {
ptr++;
v = extractHofSeqData_isSequence(ptr, info, endOffs - ptr);
}
if (v == -2)
break;
}
}
}
uint16 finHeaderSize = (2 + numSequences + numNestedSequences) * sizeof(uint16);
uint16 finBufferSize = ((output - buffer) - headerSize) + finHeaderSize;
byte *finBuffer = new byte[finBufferSize];
assert(finBuffer);
uint16 diff = headerSize - finHeaderSize;
uint16 *finHeader = (uint16 *) finBuffer;
for (int i = 1; i < finHeaderSize; i++)
WRITE_BE_UINT16(&finHeader[i], (READ_BE_UINT16(&header[i]) - diff));
WRITE_BE_UINT16(finHeader, numSequences);
WRITE_BE_UINT16(&finHeader[numSequences + 1], numNestedSequences);
memcpy (finBuffer + finHeaderSize, buffer + headerSize, finBufferSize - finHeaderSize);
delete[] buffer;
finHeader = (uint16 *) (finBuffer + ((numSequences + 2) * sizeof(uint16)));
for (int i = 0; i < numNestedSequences; i++) {
uint8 * offs = finBuffer + READ_BE_UINT16(finHeader++) + 26;
uint16 ctrl = READ_BE_UINT16(offs);
if (ctrl)
ctrl -= diff;
WRITE_BE_UINT16(offs, ctrl);
}
return out.addFile(filename, finBuffer, finBufferSize);
}
int extractHofSeqData_checkString(const void *ptr, uint8 checkSize) {
// return values: 1 = text; 0 = zero string; -1 = other
int t = 0;
int c = checkSize;
const uint8 *s = (const uint8*)ptr;
// check for character string
while (c--) {
if (*s > 31 && *s < 123)
t++;
s++;
}
if (t == checkSize)
return 1;
// check for zero string
c = checkSize;
uint32 sum = 0;
s = (const uint8*)ptr;
while (c--)
sum += *s++;
return (sum) ? -1 : 0;
}
int extractHofSeqData_isSequence(const void *ptr, const ExtractInformation *info, uint32 maxCheckSize) {
// return values: 1 = Sequence; 0 = Nested Sequence; -1 = other; -2 = overflow
if (maxCheckSize < 30)
return -2;
const uint8 * s = (const uint8*)ptr;
int c1 = extractHofSeqData_checkString(s + 2, 6);
int c2 = extractHofSeqData_checkString(s + 16, 6);
int c3 = extractHofSeqData_checkString(s + 2, 14);
int c4 = extractHofSeqData_checkString(s + 16, 14);
int c0 = s[1];
int c5 = s[0];
if (c0 == 0 && c5 && ((c1 + c2) >= 1) && (!(c3 == 0 && c2 != 1)) && (!(c4 == 0 && c1 != 1))) {
if (maxCheckSize < 41)
return -2;
if (info->platform == kPlatformFMTowns) {
if (!(s[37] | s[39]) && s[38] > s[36])
return 1;
} else {
if (!(s[39] | s[41]) && s[40] > s[38])
return 1;
}
}
if (c0 == 0 && c5 == 4 && c3 == 0 && c4 == 0) {
if (maxCheckSize >= 41 && READ_LE_UINT32(s + 34) && !(s[39] | s[41]) && s[40] > s[38])
return 1;
}
if (c0 == 0 && c5 && c1 == 1 && c4 == -1 && s[20])
return 0;
return -1;
}
int extractHofSeqData_isControl(const void *ptr, uint32 size) {
// return values: 1 = possible frame control data; 0 = definitely not frame control data
const uint8 *s = (const uint8*)ptr;
for (uint32 i = 2; i < size; i += 4) {
if (!s[i])
return 0;
}
for (uint32 i = 1; i < size; i += 2) {
if (s[i])
return 0;
}
return 1;
}
bool extractHofShapeAnimDataV1(PAKFile &out, const ExtractInformation *info, const byte *data, const uint32 size, const char *filename, int id) {
int outsize = 1;
uint8 *buffer = new uint8[size + 1];
const uint8 *src = data;
uint8 *dst = buffer + 1;
for (int i = 0; i < 4; i++) {
WRITE_BE_UINT16(dst, READ_LE_UINT16(src));
src += 2;
dst += 2;
WRITE_BE_UINT16(dst, READ_LE_UINT16(src));
src += 4;
dst += 2;
outsize += 4;
for (int j = 0; j < 20; j++) {
WRITE_BE_UINT16(dst, READ_LE_UINT16(src));
src += 2;
dst += 2;
outsize += 2;
}
};
*buffer = 4; // number of items
return out.addFile(filename, buffer, outsize);
}
bool extractHofShapeAnimDataV2(PAKFile &out, const ExtractInformation *info, const byte *data, const uint32 size, const char *filename, int id) {
int outsize = 1;
uint8 *buffer = new uint8[size + 1];
const uint8 *src = data;
uint8 *dst = buffer + 1;
const uint8 *fin = data + size;
int count = 0;
do {
if (READ_LE_UINT16(src) == 0xffff)
break;
count++;
WRITE_BE_UINT16(dst, READ_LE_UINT16(src));
src += 2;
dst += 2;
uint8 numFrames = *src;
*dst++ = numFrames;
src += 6;
outsize += 3;
for (int i = 0; i < (numFrames << 1); i++) {
WRITE_BE_UINT16(dst, READ_LE_UINT16(src));
src += 2;
dst += 2;
outsize += 2;
}
src += (48 - (numFrames << 2));
} while (src < fin);
*buffer = count; // number of items
return out.addFile(filename, buffer, outsize);
}
bool extractStringsWoSuffix(PAKFile &out, const ExtractInformation *info, const byte *data, const uint32 size, const char *filename, int id) {
int outsize = size + 4;
uint8 *buffer = new uint8[outsize];
const uint8 *src = data;
uint8 *dst = buffer + 4;
const uint8 *fin = src + size;
int entries = 0;
while (src < fin) {
while (!*src && src < fin)
src++;
while (*src && *src != '.' && src < fin)
*dst++ = *src++;
*dst++ = '\0';
entries++;
if (*src == '.') {
while (*src && src < fin)
src++;
}
}
WRITE_BE_UINT32(buffer, entries);
outsize = dst - buffer;
return out.addFile(filename, buffer, outsize);
}
bool extractPaddedStrings(PAKFile &out, const ExtractInformation *info, const byte *data, const uint32 size, const char *filename, int id) {
int outsize = size + 4;
uint8 *buffer = new uint8[outsize];
const uint8 *src = data;
uint8 *dst = buffer + 4;
const uint8 *fin = src + size;
int entries = 0;
while (src < fin) {
while (!*src && src < fin)
src++;
while (*src && src < fin)
*dst++ = *src++;
if (src < fin)
*dst++ = *src++;
entries++;
}
WRITE_BE_UINT32(buffer, entries);
outsize = dst - buffer;
return out.addFile(filename, buffer, outsize);
}
bool extractRaw16to8(PAKFile &out, const ExtractInformation *info, const byte *data, const uint32 size, const char *filename, int id) {
// Hack for some LOL FM-Towns entries
if (info->platform == Common::kPlatformFMTowns && ((id >= kLoLButtonList1 && id <= kLoLButtonList8) || id == kLoLCharInvIndex))
return extractRaw(out, info, data, size, filename, id);
int outsize = size >> 1;
uint8 *buffer = new uint8[outsize];
const uint8 *src = data;
uint8 *dst = buffer;
for (int i = 0; i < outsize; i++) {
*dst++ = *src++;
src++;
}
return out.addFile(filename, buffer, outsize);
}
bool extractRaw16(PAKFile &out, const ExtractInformation *info, const byte *data, const uint32 size, const char *filename, int id) {
uint8 *buffer = new uint8[size];