saveload.c
author bjarni
Sun, 23 Jan 2005 22:01:51 +0000
changeset 1128 d3ffc98b92ad
parent 1095 90220990fd7c
child 1165 2cdf7a0e217a
permissions -rw-r--r--
(svn r1629) added a counter to tell how many engines you have of each type to the autoreplace vehicle windows and made them show only the vehicles you actually have in the left list.
this also fixes some window updates issues when autoreplacing
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#include "stdafx.h"
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#include "ttd.h"
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#include "vehicle.h"
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#include "station.h"
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#include "town.h"
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#include "player.h"
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#include "saveload.h"
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enum {
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	SAVEGAME_MAJOR_VERSION = 5,
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	SAVEGAME_MINOR_VERSION = 2,
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	SAVEGAME_LOADABLE_VERSION = (SAVEGAME_MAJOR_VERSION << 8) + SAVEGAME_MINOR_VERSION
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};
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/******************************************************/
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/******************************************************/
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/******************************************************/
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enum NeedLengthValues { NL_NONE = 0,NL_WANTLENGTH = 1,NL_CALCLENGTH = 2};
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SaverLoader _sl;
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// fill the input buffer
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static void SlReadFill(void)
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{
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	uint len = _sl.read_bytes();
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	assert(len != 0);
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	_sl.bufp = _sl.buf;
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	_sl.bufe = _sl.buf + len;
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	_sl.offs_base += len;
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}
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static uint32 SlGetOffs(void)
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{
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	return _sl.offs_base - (_sl.bufe - _sl.bufp);
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}
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// flush the output buffer
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static void SlWriteFill(void)
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{
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	// flush current buffer?
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	if (_sl.bufp != NULL) {
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		uint len = _sl.bufp - _sl.buf;
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		_sl.offs_base += len;
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		if (len) _sl.write_bytes(len);
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	}
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	// setup next buffer
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	_sl.bufp = _sl.buf;
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	_sl.bufe = _sl.buf + _sl.bufsize;
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}
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// error handler, calls longjmp to simulate an exception.
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static void NORETURN SlError(const char *msg)
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{
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	_sl.excpt_msg = msg;
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	longjmp(_sl.excpt, 0);
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}
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int SlReadByte(void)
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{
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	if (_sl.bufp == _sl.bufe) SlReadFill();
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	return *_sl.bufp++;
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}
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void SlWriteByte(byte v)
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{
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	if (_sl.bufp == _sl.bufe) SlWriteFill();
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	*_sl.bufp++ = v;
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}
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static int SlReadUint16(void)
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{
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	int x = SlReadByte() << 8;
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	return x | SlReadByte();
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}
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static uint32 SlReadUint32(void)
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{
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	uint32 x = SlReadUint16() << 16;
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	return x | SlReadUint16();
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}
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static uint64 SlReadUint64(void)
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{
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	uint32 x = SlReadUint32();
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	uint32 y = SlReadUint32();
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	return (uint64)x << 32 | y;
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}
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static void SlWriteUint16(uint16 v)
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{
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	SlWriteByte((byte)(v >> 8));
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	SlWriteByte((byte)v);
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}
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static void SlWriteUint32(uint32 v)
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{
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	SlWriteUint16((uint16)(v >> 16));
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	SlWriteUint16((uint16)v);
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}
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static void SlWriteUint64(uint64 x)
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{
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	SlWriteUint32((uint32)(x >> 32));
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	SlWriteUint32((uint32)x);
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}
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static int SlReadSimpleGamma(void)
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{
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	int x = SlReadByte();
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	if (x & 0x80)
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		x = ((x&0x7F) << 8) + SlReadByte();
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	return x;
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}
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static void SlWriteSimpleGamma(uint i)
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{
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	assert(i < (1 << 14));
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	if (i >= 0x80) {
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		SlWriteByte((byte)(0x80|(i >> 8)));
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		SlWriteByte((byte)i);
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	} else {
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		SlWriteByte(i);
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	}
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}
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static uint SlGetGammaLength(uint i) {
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	return (i>=0x80) ? 2 : 1;
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}
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static inline int SlReadSparseIndex(void)
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{
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	return SlReadSimpleGamma();
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}
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static inline void SlWriteSparseIndex(uint index)
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{
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	SlWriteSimpleGamma(index);
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}
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static inline int SlReadArrayLength(void)
0
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{
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	return SlReadSimpleGamma();
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}
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static inline void SlWriteArrayLength(uint length)
0
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{
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	SlWriteSimpleGamma(length);
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}
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   153
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void SlSetArrayIndex(uint index)
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{
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	_sl.need_length = NL_WANTLENGTH;
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	_sl.array_index = index;
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}
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int SlIterateArray(void)
0
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{
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	int ind;
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	static uint32 next_offs;
193
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0
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	// Must be at end of current block.
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	assert(next_offs == 0 || SlGetOffs() == next_offs);
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	while(true) {
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		uint len = SlReadArrayLength();
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		if (len == 0) {
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			next_offs = 0;
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			return -1;
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		}
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		_sl.obj_len = --len;
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		next_offs = SlGetOffs() + len;
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   177
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		switch(_sl.block_mode) {
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		case CH_SPARSE_ARRAY:	ind = SlReadSparseIndex(); break;
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		case CH_ARRAY:        ind = _sl.array_index++; break;
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		default:
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			DEBUG(misc, 0) ("SlIterateArray: error\n");
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			return -1; // error
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		}
193
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0
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		if (len != 0)
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			return ind;
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	}
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}
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// Sets the length of either a RIFF object or the number of items in an array.
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void SlSetLength(uint length)
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{
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	switch(_sl.need_length) {
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	case NL_WANTLENGTH:
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		_sl.need_length = NL_NONE;
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		switch(_sl.block_mode) {
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		case CH_RIFF:
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			// Really simple to write a RIFF length :)
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			SlWriteUint32(length);
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		break;
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		case CH_ARRAY:
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			assert(_sl.array_index >= _sl.last_array_index);
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			while (++_sl.last_array_index <= _sl.array_index)
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				SlWriteArrayLength(1);
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			SlWriteArrayLength(length + 1);
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			break;
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		case CH_SPARSE_ARRAY:
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			SlWriteArrayLength(length + 1 + SlGetGammaLength(_sl.array_index)); // Also include length of sparse index.
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			SlWriteSparseIndex(_sl.array_index);
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			break;
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		default: NOT_REACHED();
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		}
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		break;
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	case NL_CALCLENGTH:
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		_sl.obj_len += length;
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		break;
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	}
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}
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static void SlCopyBytes(void *ptr, size_t length)
0
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{
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	byte *p = (byte*)ptr;
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	if (_sl.save) {
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		while(length) {
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			SlWriteByte(*p++);
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			length--;
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		}
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	} else {
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		while(length) {
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			// INLINED SlReadByte
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#if !defined(_DEBUG)
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			if (_sl.bufp == _sl.bufe) SlReadFill();
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			*p++ = *_sl.bufp++;
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   236
#else
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			*p++ = SlReadByte();
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#endif
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			length--;
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		}
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   241
	}
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}
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static void SlSkipBytes(size_t length)
0
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{
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   246
	while (length) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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		SlReadByte();
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		length--;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   249
	}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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}
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   251
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   252
uint SlGetFieldLength(void)
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   253
{
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   254
	return _sl.obj_len;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   255
}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   256
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   257
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   258
static void SlSaveLoadConv(void *ptr, uint conv)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   259
{
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	int64 x = 0;
193
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diff changeset
   261
0
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   262
	if (_sl.save) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   263
		// Read a value from the struct. These ARE endian safe.
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   264
		switch((conv >> 4)&0xf) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   265
		case SLE_VAR_I8>>4: x = *(int8*)ptr; break;
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   266
		case SLE_VAR_U8>>4: x = *(byte*)ptr; break;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   267
		case SLE_VAR_I16>>4: x = *(int16*)ptr; break;
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   268
		case SLE_VAR_U16>>4: x = *(uint16*)ptr; break;
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   269
		case SLE_VAR_I32>>4: x = *(int32*)ptr; break;
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   270
		case SLE_VAR_U32>>4: x = *(uint32*)ptr; break;
193
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   271
		case SLE_VAR_I64>>4: x = *(int64*)ptr; break;
0
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		case SLE_VAR_U64>>4: x = *(uint64*)ptr; break;
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   273
		case SLE_VAR_NULL>>4: x = 0; break;
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   274
		default:
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   275
			NOT_REACHED();
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   276
		}
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   277
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		// Write it to the file
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   279
		switch(conv & 0xF) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   280
		case SLE_FILE_I8: assert(x >= -128 && x <= 127); SlWriteByte(x);break;
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   281
		case SLE_FILE_U8:	assert(x >= 0 && x <= 255); SlWriteByte(x);break;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   282
		case SLE_FILE_I16:assert(x >= -32768 && x <= 32767); SlWriteUint16(x);break;
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   283
		case SLE_FILE_STRINGID:
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   284
		case SLE_FILE_U16:assert(x >= 0 && x <= 65535); SlWriteUint16(x);break;
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   285
		case SLE_FILE_I32:
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   286
		case SLE_FILE_U32:SlWriteUint32((uint32)x);break;
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   287
		case SLE_FILE_I64:
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   288
		case SLE_FILE_U64:SlWriteUint64(x);break;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   289
		default:
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   290
			assert(0);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   291
			NOT_REACHED();
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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diff changeset
   292
		}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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diff changeset
   293
	} else {
193
0a7025304867 (svn r194) -Codechange: stripping trailing-spaces. Please keep this that way!
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diff changeset
   294
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   295
		// Read a value from the file
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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diff changeset
   296
		switch(conv & 0xF) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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diff changeset
   297
		case SLE_FILE_I8: x = (int8)SlReadByte();	break;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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diff changeset
   298
		case SLE_FILE_U8: x = (byte)SlReadByte(); break;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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diff changeset
   299
		case SLE_FILE_I16: x = (int16)SlReadUint16();	break;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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diff changeset
   300
		case SLE_FILE_U16: x = (uint16)SlReadUint16(); break;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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diff changeset
   301
		case SLE_FILE_I32: x = (int32)SlReadUint32();	break;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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diff changeset
   302
		case SLE_FILE_U32: x = (uint32)SlReadUint32(); break;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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diff changeset
   303
		case SLE_FILE_I64: x = (int64)SlReadUint64();	break;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   304
		case SLE_FILE_U64: x = (uint64)SlReadUint64(); break;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   305
		case SLE_FILE_STRINGID: x = RemapOldStringID((uint16)SlReadUint16()); break;
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   306
		default:
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   307
			assert(0);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   308
			NOT_REACHED();
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   309
		}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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parents:
diff changeset
   310
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   311
		// Write it to the struct, these ARE endian safe.
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   312
		switch((conv >> 4)&0xf) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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diff changeset
   313
		case SLE_VAR_I8>>4: *(int8*)ptr = x; break;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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diff changeset
   314
		case SLE_VAR_U8>>4: *(byte*)ptr = x; break;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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diff changeset
   315
		case SLE_VAR_I16>>4: *(int16*)ptr = x; break;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   316
		case SLE_VAR_U16>>4: *(uint16*)ptr = x; break;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   317
		case SLE_VAR_I32>>4: *(int32*)ptr = x; break;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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diff changeset
   318
		case SLE_VAR_U32>>4: *(uint32*)ptr = x; break;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   319
		case SLE_VAR_I64>>4: *(int64*)ptr = x; break;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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diff changeset
   320
		case SLE_VAR_U64>>4: *(uint64*)ptr = x; break;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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diff changeset
   321
		case SLE_VAR_NULL: break;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   322
		default:
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   323
			NOT_REACHED();
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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diff changeset
   324
		}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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diff changeset
   325
	}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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diff changeset
   326
}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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parents:
diff changeset
   327
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   328
static const byte _conv_lengths[] = {1,1,2,2,4,4,8,8,2};
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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diff changeset
   329
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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diff changeset
   330
static uint SlCalcConvLen(uint conv, void *p)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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diff changeset
   331
{
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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diff changeset
   332
	return _conv_lengths[conv & 0xF];
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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diff changeset
   333
}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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parents:
diff changeset
   334
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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diff changeset
   335
static uint SlCalcArrayLen(void *array, uint length, uint conv)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   336
{
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   337
	return _conv_lengths[conv & 0xF] * length;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   338
}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   339
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   340
static const byte _conv_mem_size[9] = {1,1,2,2,4,4,8,8,0};
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   341
void SlArray(void *array, uint length, uint conv)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   342
{
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   343
	// Automatically calculate the length?
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   344
	if (_sl.need_length != NL_NONE) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   345
		SlSetLength(SlCalcArrayLen(array, length, conv));
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   346
		// Determine length only?
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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diff changeset
   347
		if (_sl.need_length == NL_CALCLENGTH)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   348
			return;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   349
	}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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diff changeset
   350
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   351
	// handle buggy stuff
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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diff changeset
   352
	if (!_sl.save && _sl.version == 0) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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diff changeset
   353
		if (conv == SLE_INT16 || conv == SLE_UINT16 || conv == SLE_STRINGID) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   354
			length *= 2;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   355
			conv = SLE_INT8;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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diff changeset
   356
		} else if (conv == SLE_INT32 || conv == SLE_UINT32) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   357
			length *= 4;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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diff changeset
   358
			conv = SLE_INT8;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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diff changeset
   359
		}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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diff changeset
   360
	}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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parents:
diff changeset
   361
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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   362
	// Optimized cases when input equals output.
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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diff changeset
   363
	switch(conv) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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diff changeset
   364
	case SLE_INT8:
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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diff changeset
   365
	case SLE_UINT8:SlCopyBytes(array, length);break;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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diff changeset
   366
	default: {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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diff changeset
   367
		// Default "slow" case.
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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diff changeset
   368
		byte *a = (byte*)array;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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diff changeset
   369
		while (length) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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diff changeset
   370
			SlSaveLoadConv(a, conv);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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diff changeset
   371
			a += _conv_mem_size[(conv >> 4)&0xf];
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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diff changeset
   372
			length--;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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diff changeset
   373
		}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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diff changeset
   374
		}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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diff changeset
   375
	}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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diff changeset
   376
}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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parents:
diff changeset
   377
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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diff changeset
   378
// Calculate the size of an object.
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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parents:
diff changeset
   379
static size_t SlCalcObjLength(void *object, const void *desc)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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parents:
diff changeset
   380
{
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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diff changeset
   381
	size_t length = 0;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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diff changeset
   382
	uint cmd,conv;
222
b88456001397 (svn r223) -Fix: Const correctness and miscellaneous fixes. Thank you Tron for your diligent fixing of warnings (and some possibly bugs) (Tron)
darkvater
parents: 193
diff changeset
   383
	const byte *d = (const byte*)desc;
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   384
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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parents:
diff changeset
   385
	// Need to determine the length and write a length tag.
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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parents:
diff changeset
   386
	while (true) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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parents:
diff changeset
   387
		cmd = (d[0] >> 4);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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parents:
diff changeset
   388
		if (cmd < 8) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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parents:
diff changeset
   389
			conv = d[2];
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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parents:
diff changeset
   390
			d += 3;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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parents:
diff changeset
   391
			if (cmd&4) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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parents:
diff changeset
   392
				d += 2;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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parents:
diff changeset
   393
				// check if the field is of the right version
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   394
				if (_sl.version < d[-2] || _sl.version > d[-1]) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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parents:
diff changeset
   395
					if ((cmd & 3) == 2) d++;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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parents:
diff changeset
   396
					continue;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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parents:
diff changeset
   397
				}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   398
			}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   399
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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parents:
diff changeset
   400
			switch(cmd&3) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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parents:
diff changeset
   401
			// Normal variable
193
0a7025304867 (svn r194) -Codechange: stripping trailing-spaces. Please keep this that way!
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parents: 121
diff changeset
   402
			case 0: length += SlCalcConvLen(conv, NULL);break;
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   403
			// Reference
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   404
			case 1: length += 2; break;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   405
			// Array
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   406
			case 2:	length += SlCalcArrayLen(NULL, *d++, conv); break;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   407
			default:NOT_REACHED();
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   408
			}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   409
		} else if (cmd == 8) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   410
			length++;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   411
			d += 4;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   412
		} else if (cmd == 9) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   413
			length += SlCalcObjLength(NULL, _sl.includes[d[2]]);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   414
			d += 3;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   415
		} else if (cmd == 15)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   416
			break;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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parents:
diff changeset
   417
		else
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   418
			assert(0);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   419
	}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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parents:
diff changeset
   420
	return length;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   421
}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   422
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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parents:
diff changeset
   423
void SlObject(void *object, const void *desc)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
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parents:
diff changeset
   424
{
222
b88456001397 (svn r223) -Fix: Const correctness and miscellaneous fixes. Thank you Tron for your diligent fixing of warnings (and some possibly bugs) (Tron)
darkvater
parents: 193
diff changeset
   425
	const byte *d = (const byte*)desc;
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   426
	void *ptr;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   427
	uint cmd,conv;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   428
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   429
	// Automatically calculate the length?
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   430
	if (_sl.need_length != NL_NONE) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   431
		SlSetLength(SlCalcObjLength(object, d));
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   432
		if (_sl.need_length == NL_CALCLENGTH)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   433
			return;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   434
	}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   435
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   436
	while (true) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   437
		// Currently it only supports up to 4096 byte big objects
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   438
		ptr = (byte*)object + (d[0] & 0xF) + (d[1] << 4);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   439
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   440
		cmd = d[0] >> 4;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   441
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   442
		if (cmd < 8) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   443
			conv = d[2];
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   444
			d += 3;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   445
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   446
			if (cmd&4) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   447
				d += 2;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   448
				// check if the field is of the right version
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   449
				if (_sl.version < d[-2] || _sl.version > d[-1]) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   450
					if ((cmd & 3) == 2) d++;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   451
					continue;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   452
				}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   453
			}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   454
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   455
			switch(cmd&3) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   456
			// Normal variable
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   457
			case 0:	SlSaveLoadConv(ptr, conv); break;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   458
			// Reference
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   459
			case 1:
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   460
				if (_sl.save) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   461
					SlWriteUint16(_sl.ref_to_int_proc(*(void**)ptr, conv));
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   462
				} else {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   463
					*(void**)ptr = _sl.int_to_ref_proc(SlReadUint16(), conv);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   464
				}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   465
				break;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   466
			// Array
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   467
			case 2:	SlArray(ptr, *d++, conv); break;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   468
			default:NOT_REACHED();
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   469
			}
193
0a7025304867 (svn r194) -Codechange: stripping trailing-spaces. Please keep this that way!
truelight
parents: 121
diff changeset
   470
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   471
		// Write byte.
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   472
		} else if (cmd == 8) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   473
			if (_sl.save) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   474
				SlWriteByte(d[3]);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   475
			} else {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   476
				*(byte*)ptr = d[2];
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   477
			}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   478
			d += 4;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   479
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   480
		// Include
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   481
		} else if (cmd == 9) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   482
			SlObject(ptr, _sl.includes[d[2]]);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   483
			d += 3;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   484
		}	else if (cmd == 15)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   485
			break;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   486
		else
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   487
			assert(0);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   488
	}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   489
}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   490
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   491
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   492
static size_t SlCalcGlobListLength(const SaveLoadGlobVarList *desc)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   493
{
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   494
	size_t length = 0;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   495
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   496
	while (desc->address) {
617
659c105f1d48 (svn r1041) Under certain circumstances obsolete fields are included in the size calculation of a chunk in a savegame which leads to failed loads. This wasn't triggered because the necessary conditions weren't met.
tron
parents: 536
diff changeset
   497
		if(_sl.version >= desc->from_version && _sl.version <= desc->to_version)
659c105f1d48 (svn r1041) Under certain circumstances obsolete fields are included in the size calculation of a chunk in a savegame which leads to failed loads. This wasn't triggered because the necessary conditions weren't met.
tron
parents: 536
diff changeset
   498
			length += SlCalcConvLen(desc->conv, NULL);
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   499
		desc++;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   500
	}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   501
	return length;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   502
}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   503
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   504
// Save/Load a list of global variables
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   505
void SlGlobList(const SaveLoadGlobVarList *desc)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   506
{
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   507
	if (_sl.need_length != NL_NONE) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   508
		SlSetLength(SlCalcGlobListLength(desc));
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   509
		if (_sl.need_length == NL_CALCLENGTH)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   510
			return;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   511
	}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   512
	while (true) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   513
		void *ptr = desc->address;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   514
		if (ptr == NULL)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   515
			break;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   516
		if(_sl.version >= desc->from_version && _sl.version <= desc->to_version)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   517
			SlSaveLoadConv(ptr, desc->conv);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   518
		desc++;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   519
	}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   520
}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   521
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   522
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   523
void SlAutolength(AutolengthProc *proc, void *arg)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   524
{
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   525
	uint32 offs;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   526
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   527
	assert(_sl.save);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   528
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   529
	// Tell it to calculate the length
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   530
	_sl.need_length = NL_CALCLENGTH;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   531
	_sl.obj_len = 0;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   532
	proc(arg);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   533
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   534
	// Setup length
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   535
	_sl.need_length = NL_WANTLENGTH;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   536
	SlSetLength(_sl.obj_len);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   537
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   538
	offs = SlGetOffs() + _sl.obj_len;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   539
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   540
	// And write the stuff
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   541
	proc(arg);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   542
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   543
	assert(offs == SlGetOffs());
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   544
}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   545
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   546
static void SlLoadChunk(const ChunkHandler *ch)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   547
{
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   548
	byte m = SlReadByte();
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   549
	size_t len;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   550
	uint32 endoffs;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   551
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   552
	_sl.block_mode = m;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   553
	_sl.obj_len = 0;
193
0a7025304867 (svn r194) -Codechange: stripping trailing-spaces. Please keep this that way!
truelight
parents: 121
diff changeset
   554
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   555
	switch(m) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   556
	case CH_ARRAY:
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   557
		_sl.array_index = 0;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   558
		ch->load_proc();
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   559
		break;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   560
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   561
	case CH_SPARSE_ARRAY:
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   562
		ch->load_proc();
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   563
		break;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   564
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   565
	case CH_RIFF:
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   566
		// Read length
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   567
		len = SlReadByte() << 16;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   568
		len += SlReadUint16();
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   569
		_sl.obj_len = len;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   570
		endoffs = SlGetOffs() + len;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   571
		ch->load_proc();
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   572
		assert(SlGetOffs() == endoffs);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   573
		break;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   574
	default:
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   575
		assert(0);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   576
	}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   577
}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   578
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   579
static ChunkSaveLoadProc *_tmp_proc_1;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   580
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   581
static void SlStubSaveProc2(void *arg)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   582
{
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   583
	_tmp_proc_1();
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   584
}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   585
1093
e8d26c7dc42f (svn r1594) Convert all undefined parameter lists to (void) and add the appropriate warning flags in the Makefile
tron
parents: 1024
diff changeset
   586
static void SlStubSaveProc(void)
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   587
{
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   588
	SlAutolength(SlStubSaveProc2, NULL);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   589
}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   590
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   591
static void SlSaveChunk(const ChunkHandler *ch)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   592
{
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   593
	ChunkSaveLoadProc *proc;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   594
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   595
	SlWriteUint32(ch->id);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   596
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   597
	proc = ch->save_proc;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   598
	if (ch->flags & CH_AUTO_LENGTH) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   599
		// Need to calculate the length. Solve that by calling SlAutoLength in the save_proc.
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   600
		_tmp_proc_1 = proc;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   601
		proc = SlStubSaveProc;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   602
	}
193
0a7025304867 (svn r194) -Codechange: stripping trailing-spaces. Please keep this that way!
truelight
parents: 121
diff changeset
   603
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   604
	_sl.block_mode = ch->flags & CH_TYPE_MASK;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   605
	switch(ch->flags & CH_TYPE_MASK) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   606
	case CH_RIFF:
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   607
		_sl.need_length = NL_WANTLENGTH;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   608
		proc();
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   609
		break;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   610
	case CH_ARRAY:
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   611
		_sl.last_array_index = 0;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   612
		SlWriteByte(CH_ARRAY);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   613
		proc();
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   614
		SlWriteArrayLength(0); // Terminate arrays
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   615
		break;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   616
	case CH_SPARSE_ARRAY:
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   617
		SlWriteByte(CH_SPARSE_ARRAY);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   618
		proc();
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   619
		SlWriteArrayLength(0); // Terminate arrays
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   620
		break;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   621
	default:
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   622
		NOT_REACHED();
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   623
	}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   624
}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   625
1093
e8d26c7dc42f (svn r1594) Convert all undefined parameter lists to (void) and add the appropriate warning flags in the Makefile
tron
parents: 1024
diff changeset
   626
static void SlSaveChunks(void)
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   627
{
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   628
	const ChunkHandler *ch;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   629
	const ChunkHandler * const * chsc;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   630
	uint p;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   631
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   632
	for(p=0; p!=CH_NUM_PRI_LEVELS; p++) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   633
		for(chsc=_sl.chs;(ch=*chsc++) != NULL;) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   634
			while(true) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   635
				if (((ch->flags >> CH_PRI_SHL) & (CH_NUM_PRI_LEVELS - 1)) == p)
193
0a7025304867 (svn r194) -Codechange: stripping trailing-spaces. Please keep this that way!
truelight
parents: 121
diff changeset
   636
					SlSaveChunk(ch);
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   637
				if (ch->flags & CH_LAST)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   638
					break;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   639
				ch++;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   640
			}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   641
		}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   642
	}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   643
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   644
	// Terminator
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   645
	SlWriteUint32(0);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   646
}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   647
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   648
static const ChunkHandler *SlFindChunkHandler(uint32 id)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   649
{
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   650
	const ChunkHandler *ch;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   651
	const ChunkHandler * const * chsc;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   652
	for(chsc=_sl.chs;(ch=*chsc++) != NULL;) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   653
		while(true) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   654
			if (ch->id == id)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   655
				return ch;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   656
			if (ch->flags & CH_LAST)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   657
				break;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   658
			ch++;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   659
		}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   660
	}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   661
	return NULL;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   662
}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   663
1093
e8d26c7dc42f (svn r1594) Convert all undefined parameter lists to (void) and add the appropriate warning flags in the Makefile
tron
parents: 1024
diff changeset
   664
static void SlLoadChunks(void)
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   665
{
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   666
	uint32 id;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   667
	const ChunkHandler *ch;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   668
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   669
	while(true) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   670
		id = SlReadUint32();
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   671
		if (id == 0)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   672
			return;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   673
#if 0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   674
		printf("Loading chunk %c%c%c%c\n", id >> 24, id>>16, id>>8,id);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   675
#endif
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   676
		ch = SlFindChunkHandler(id);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   677
		if (ch == NULL) SlError("found unknown tag in savegame (sync error)");
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   678
		SlLoadChunk(ch);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   679
	}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   680
}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   681
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   682
//*******************************************
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   683
//********** START OF LZO CODE **************
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   684
//*******************************************
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   685
#define LZO_SIZE 8192
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   686
781
9717ff353c17 (svn r1248) -Add: initial OS/2 support (read docs/ReadMe_OS2.txt) (orudge)
truelight
parents: 762
diff changeset
   687
#include "minilzo.h"
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   688
1093
e8d26c7dc42f (svn r1594) Convert all undefined parameter lists to (void) and add the appropriate warning flags in the Makefile
tron
parents: 1024
diff changeset
   689
static uint ReadLZO(void)
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   690
{
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   691
	byte out[LZO_SIZE + LZO_SIZE / 64 + 16 + 3 + 8];
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   692
	uint32 tmp[2];
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   693
	uint32 size;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   694
	uint len;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   695
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   696
	// Read header
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   697
	if (fread(tmp, sizeof(tmp), 1, _sl.fh) != 1) SlError("file read failed");
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   698
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   699
	// Check if size is bad
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   700
	((uint32*)out)[0] = size = tmp[1];
193
0a7025304867 (svn r194) -Codechange: stripping trailing-spaces. Please keep this that way!
truelight
parents: 121
diff changeset
   701
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   702
	if (_sl.version != 0) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   703
		tmp[0] = TO_BE32(tmp[0]);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   704
		size = TO_BE32(size);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   705
	}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   706
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   707
	if (size >= sizeof(out)) SlError("inconsistent size");
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   708
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   709
	// Read block
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   710
	if (fread(out + sizeof(uint32), size, 1, _sl.fh) != 1) SlError("file read failed");
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   711
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   712
	// Verify checksum
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   713
	if (tmp[0] != lzo_adler32(0, out, size + sizeof(uint32))) SlError("bad checksum");
193
0a7025304867 (svn r194) -Codechange: stripping trailing-spaces. Please keep this that way!
truelight
parents: 121
diff changeset
   714
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   715
	// Decompress
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   716
	lzo1x_decompress(out + sizeof(uint32)*1, size, _sl.buf, &len, NULL);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   717
	return len;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   718
}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   719
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   720
// p contains the pointer to the buffer, len contains the pointer to the length.
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   721
// len bytes will be written, p and l will be updated to reflect the next buffer.
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   722
static void WriteLZO(uint size)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   723
{
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   724
	byte out[LZO_SIZE + LZO_SIZE / 64 + 16 + 3 + 8];
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   725
	byte wrkmem[sizeof(byte*)*4096];
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   726
	uint outlen;
193
0a7025304867 (svn r194) -Codechange: stripping trailing-spaces. Please keep this that way!
truelight
parents: 121
diff changeset
   727
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   728
	lzo1x_1_compress(_sl.buf, size, out + sizeof(uint32)*2, &outlen, wrkmem);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   729
	((uint32*)out)[1] = TO_BE32(outlen);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   730
	((uint32*)out)[0] = TO_BE32(lzo_adler32(0, out + sizeof(uint32), outlen + sizeof(uint32)));
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   731
	if (fwrite(out, outlen + sizeof(uint32)*2, 1, _sl.fh) != 1) SlError("file write failed");
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   732
}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   733
1093
e8d26c7dc42f (svn r1594) Convert all undefined parameter lists to (void) and add the appropriate warning flags in the Makefile
tron
parents: 1024
diff changeset
   734
static bool InitLZO(void)
e8d26c7dc42f (svn r1594) Convert all undefined parameter lists to (void) and add the appropriate warning flags in the Makefile
tron
parents: 1024
diff changeset
   735
{
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   736
	_sl.bufsize = LZO_SIZE;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   737
	_sl.buf = (byte*)malloc(LZO_SIZE);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   738
	return true;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   739
}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   740
1093
e8d26c7dc42f (svn r1594) Convert all undefined parameter lists to (void) and add the appropriate warning flags in the Makefile
tron
parents: 1024
diff changeset
   741
static void UninitLZO(void)
e8d26c7dc42f (svn r1594) Convert all undefined parameter lists to (void) and add the appropriate warning flags in the Makefile
tron
parents: 1024
diff changeset
   742
{
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   743
	free(_sl.buf);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   744
}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   745
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   746
//*******************************************
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   747
//******** START OF NOCOMP CODE *************
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   748
//*******************************************
1093
e8d26c7dc42f (svn r1594) Convert all undefined parameter lists to (void) and add the appropriate warning flags in the Makefile
tron
parents: 1024
diff changeset
   749
static uint ReadNoComp(void)
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   750
{
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   751
	return fread(_sl.buf, 1, LZO_SIZE, _sl.fh);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   752
}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   753
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   754
static void WriteNoComp(uint size)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   755
{
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   756
	fwrite(_sl.buf, 1, size, _sl.fh);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   757
}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   758
1093
e8d26c7dc42f (svn r1594) Convert all undefined parameter lists to (void) and add the appropriate warning flags in the Makefile
tron
parents: 1024
diff changeset
   759
static bool InitNoComp(void)
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   760
{
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   761
	_sl.bufsize = LZO_SIZE;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   762
	_sl.buf = (byte*)malloc(LZO_SIZE);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   763
	return true;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   764
}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   765
1093
e8d26c7dc42f (svn r1594) Convert all undefined parameter lists to (void) and add the appropriate warning flags in the Makefile
tron
parents: 1024
diff changeset
   766
static void UninitNoComp(void)
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   767
{
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   768
	free(_sl.buf);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   769
}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   770
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   771
//********************************************
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   772
//********** START OF ZLIB CODE **************
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   773
//********************************************
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   774
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   775
#if defined(WITH_ZLIB)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   776
#include <zlib.h>
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   777
static z_stream _z;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   778
1093
e8d26c7dc42f (svn r1594) Convert all undefined parameter lists to (void) and add the appropriate warning flags in the Makefile
tron
parents: 1024
diff changeset
   779
static bool InitReadZlib(void)
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   780
{
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   781
	memset(&_z, 0, sizeof(_z));
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   782
	if (inflateInit(&_z) != Z_OK) return false;
193
0a7025304867 (svn r194) -Codechange: stripping trailing-spaces. Please keep this that way!
truelight
parents: 121
diff changeset
   783
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   784
	_sl.bufsize = 4096;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   785
	_sl.buf = (byte*)malloc(4096 + 4096); // also contains fread buffer
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   786
	return true;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   787
}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   788
1093
e8d26c7dc42f (svn r1594) Convert all undefined parameter lists to (void) and add the appropriate warning flags in the Makefile
tron
parents: 1024
diff changeset
   789
static uint ReadZlib(void)
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   790
{
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   791
	int r;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   792
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   793
	_z.next_out = _sl.buf;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   794
	_z.avail_out = 4096;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   795
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   796
	do {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   797
		// read more bytes from the file?
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   798
		if (_z.avail_in == 0) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   799
			_z.avail_in = fread(_z.next_in = _sl.buf + 4096, 1, 4096, _sl.fh);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   800
		}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   801
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   802
		// inflate the data
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   803
		r = inflate(&_z, 0);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   804
		if (r == Z_STREAM_END)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   805
			break;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   806
193
0a7025304867 (svn r194) -Codechange: stripping trailing-spaces. Please keep this that way!
truelight
parents: 121
diff changeset
   807
		if (r != Z_OK)
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   808
			SlError("inflate() failed");
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   809
	} while (_z.avail_out);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   810
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   811
	return 4096 - _z.avail_out;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   812
}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   813
1093
e8d26c7dc42f (svn r1594) Convert all undefined parameter lists to (void) and add the appropriate warning flags in the Makefile
tron
parents: 1024
diff changeset
   814
static void UninitReadZlib(void)
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   815
{
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   816
	inflateEnd(&_z);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   817
	free(_sl.buf);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   818
}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   819
1093
e8d26c7dc42f (svn r1594) Convert all undefined parameter lists to (void) and add the appropriate warning flags in the Makefile
tron
parents: 1024
diff changeset
   820
static bool InitWriteZlib(void)
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   821
{
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   822
	memset(&_z, 0, sizeof(_z));
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   823
	if (deflateInit(&_z, 6) != Z_OK) return false;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   824
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   825
	_sl.bufsize = 4096;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   826
	_sl.buf = (byte*)malloc(4096); // also contains fread buffer
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   827
	return true;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   828
}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   829
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   830
static void WriteZlibLoop(z_streamp z, byte *p, uint len, int mode)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   831
{
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   832
	char buf[1024]; // output buffer
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   833
	int r;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   834
	uint n;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   835
	z->next_in = p;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   836
	z->avail_in = len;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   837
	do {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   838
		z->next_out = buf;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   839
		z->avail_out = sizeof(buf);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   840
		r	= deflate(z, mode);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   841
			// bytes were emitted?
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   842
		if ((n=sizeof(buf) - z->avail_out) != 0) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   843
			if (fwrite(buf, n, 1, _sl.fh) != 1) SlError("file write error");
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   844
		}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   845
		if (r == Z_STREAM_END)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   846
			break;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   847
		if (r != Z_OK) SlError("zlib returned error code");
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   848
	} while (z->avail_in || !z->avail_out);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   849
}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   850
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   851
static void WriteZlib(uint len)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   852
{
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   853
	WriteZlibLoop(&_z, _sl.buf, len, 0);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   854
}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   855
1093
e8d26c7dc42f (svn r1594) Convert all undefined parameter lists to (void) and add the appropriate warning flags in the Makefile
tron
parents: 1024
diff changeset
   856
static void UninitWriteZlib(void)
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   857
{
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   858
	// flush any pending output.
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   859
	if (_sl.fh) WriteZlibLoop(&_z, NULL, 0, Z_FINISH);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   860
	deflateEnd(&_z);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   861
	free(_sl.buf);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   862
}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   863
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   864
#endif //WITH_ZLIB
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   865
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   866
//*******************************************
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   867
//************* END OF CODE *****************
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   868
//*******************************************
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   869
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   870
// these define the chunks
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   871
extern const ChunkHandler _misc_chunk_handlers[];
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   872
extern const ChunkHandler _player_chunk_handlers[];
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   873
extern const ChunkHandler _veh_chunk_handlers[];
1024
9b06b01490a4 (svn r1525) -Codechange: rewrote the _order_array, now it can be made dynamic.
truelight
parents: 950
diff changeset
   874
extern const ChunkHandler _order_chunk_handlers[];
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   875
extern const ChunkHandler _town_chunk_handlers[];
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   876
extern const ChunkHandler _sign_chunk_handlers[];
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   877
extern const ChunkHandler _station_chunk_handlers[];
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   878
extern const ChunkHandler _industry_chunk_handlers[];
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   879
extern const ChunkHandler _engine_chunk_handlers[];
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   880
extern const ChunkHandler _economy_chunk_handlers[];
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   881
extern const ChunkHandler _animated_tile_chunk_handlers[];
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   882
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   883
static const ChunkHandler * const _chunk_handlers[] = {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   884
	_misc_chunk_handlers,
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   885
	_veh_chunk_handlers,
1024
9b06b01490a4 (svn r1525) -Codechange: rewrote the _order_array, now it can be made dynamic.
truelight
parents: 950
diff changeset
   886
	_order_chunk_handlers,
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   887
	_industry_chunk_handlers,
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   888
	_economy_chunk_handlers,
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   889
	_engine_chunk_handlers,
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   890
	_town_chunk_handlers,
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   891
	_sign_chunk_handlers,
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   892
	_station_chunk_handlers,
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   893
	_player_chunk_handlers,
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   894
	_animated_tile_chunk_handlers,
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   895
	NULL,
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   896
};
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   897
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   898
// used to include a vehicle desc in another desc.
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   899
extern const byte _common_veh_desc[];
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   900
static const byte * const _desc_includes[] = {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   901
	_common_veh_desc
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   902
};
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   903
938
4f84a0530758 (svn r1426) -Codechange: cleaned up the reference code in the saveload routines
truelight
parents: 929
diff changeset
   904
/* We can't save pointers to a savegame, so this functions get's
4f84a0530758 (svn r1426) -Codechange: cleaned up the reference code in the saveload routines
truelight
parents: 929
diff changeset
   905
    the index of the item, and if not available, it hussles with
4f84a0530758 (svn r1426) -Codechange: cleaned up the reference code in the saveload routines
truelight
parents: 929
diff changeset
   906
    pointers (looks really bad :()
4f84a0530758 (svn r1426) -Codechange: cleaned up the reference code in the saveload routines
truelight
parents: 929
diff changeset
   907
   Remember that a NULL item has value 0, and all
4f84a0530758 (svn r1426) -Codechange: cleaned up the reference code in the saveload routines
truelight
parents: 929
diff changeset
   908
    indexes have + 1, so vehicle 0 is saved as index 1. */
410
8de2aaf20800 (svn r607) -Patch: [ 985102 ] static cleanup
tron
parents: 222
diff changeset
   909
static uint ReferenceToInt(void *v, uint t)
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   910
{
938
4f84a0530758 (svn r1426) -Codechange: cleaned up the reference code in the saveload routines
truelight
parents: 929
diff changeset
   911
	if (v == NULL)
4f84a0530758 (svn r1426) -Codechange: cleaned up the reference code in the saveload routines
truelight
parents: 929
diff changeset
   912
		return 0;
4f84a0530758 (svn r1426) -Codechange: cleaned up the reference code in the saveload routines
truelight
parents: 929
diff changeset
   913
4f84a0530758 (svn r1426) -Codechange: cleaned up the reference code in the saveload routines
truelight
parents: 929
diff changeset
   914
	switch (t) {
4f84a0530758 (svn r1426) -Codechange: cleaned up the reference code in the saveload routines
truelight
parents: 929
diff changeset
   915
		case REF_VEHICLE_OLD: // Old vehicles we save as new onces
4f84a0530758 (svn r1426) -Codechange: cleaned up the reference code in the saveload routines
truelight
parents: 929
diff changeset
   916
		case REF_VEHICLE: return ((Vehicle *)v)->index + 1;
4f84a0530758 (svn r1426) -Codechange: cleaned up the reference code in the saveload routines
truelight
parents: 929
diff changeset
   917
		case REF_STATION: return ((Station *)v)->index + 1;
4f84a0530758 (svn r1426) -Codechange: cleaned up the reference code in the saveload routines
truelight
parents: 929
diff changeset
   918
		case REF_TOWN:    return ((Town *)v)->index + 1;
1024
9b06b01490a4 (svn r1525) -Codechange: rewrote the _order_array, now it can be made dynamic.
truelight
parents: 950
diff changeset
   919
		case REF_ORDER:   return ((Order *)v)->index + 1;
938
4f84a0530758 (svn r1426) -Codechange: cleaned up the reference code in the saveload routines
truelight
parents: 929
diff changeset
   920
4f84a0530758 (svn r1426) -Codechange: cleaned up the reference code in the saveload routines
truelight
parents: 929
diff changeset
   921
		default:
4f84a0530758 (svn r1426) -Codechange: cleaned up the reference code in the saveload routines
truelight
parents: 929
diff changeset
   922
			NOT_REACHED();
4f84a0530758 (svn r1426) -Codechange: cleaned up the reference code in the saveload routines
truelight
parents: 929
diff changeset
   923
	}
4f84a0530758 (svn r1426) -Codechange: cleaned up the reference code in the saveload routines
truelight
parents: 929
diff changeset
   924
4f84a0530758 (svn r1426) -Codechange: cleaned up the reference code in the saveload routines
truelight
parents: 929
diff changeset
   925
	return 0;
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   926
}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   927
1095
90220990fd7c (svn r1596) Add some more statics
tron
parents: 1094
diff changeset
   928
static void *IntToReference(uint r, uint t)
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   929
{
938
4f84a0530758 (svn r1426) -Codechange: cleaned up the reference code in the saveload routines
truelight
parents: 929
diff changeset
   930
	/* From version 4.3 REF_VEHICLE_OLD is saved as REF_VEHICLE, and should be loaded
4f84a0530758 (svn r1426) -Codechange: cleaned up the reference code in the saveload routines
truelight
parents: 929
diff changeset
   931
	    like that */
4f84a0530758 (svn r1426) -Codechange: cleaned up the reference code in the saveload routines
truelight
parents: 929
diff changeset
   932
	if (t == REF_VEHICLE_OLD &&
4f84a0530758 (svn r1426) -Codechange: cleaned up the reference code in the saveload routines
truelight
parents: 929
diff changeset
   933
			_sl.full_version >= 0x404)
4f84a0530758 (svn r1426) -Codechange: cleaned up the reference code in the saveload routines
truelight
parents: 929
diff changeset
   934
		t = REF_VEHICLE;
4f84a0530758 (svn r1426) -Codechange: cleaned up the reference code in the saveload routines
truelight
parents: 929
diff changeset
   935
4f84a0530758 (svn r1426) -Codechange: cleaned up the reference code in the saveload routines
truelight
parents: 929
diff changeset
   936
	if (t != REF_VEHICLE_OLD && r == 0)
4f84a0530758 (svn r1426) -Codechange: cleaned up the reference code in the saveload routines
truelight
parents: 929
diff changeset
   937
		return NULL;
4f84a0530758 (svn r1426) -Codechange: cleaned up the reference code in the saveload routines
truelight
parents: 929
diff changeset
   938
4f84a0530758 (svn r1426) -Codechange: cleaned up the reference code in the saveload routines
truelight
parents: 929
diff changeset
   939
	switch (t) {
1024
9b06b01490a4 (svn r1525) -Codechange: rewrote the _order_array, now it can be made dynamic.
truelight
parents: 950
diff changeset
   940
		case REF_ORDER:   return GetOrder(r - 1);
938
4f84a0530758 (svn r1426) -Codechange: cleaned up the reference code in the saveload routines
truelight
parents: 929
diff changeset
   941
		case REF_VEHICLE: return GetVehicle(r - 1);
4f84a0530758 (svn r1426) -Codechange: cleaned up the reference code in the saveload routines
truelight
parents: 929
diff changeset
   942
		case REF_STATION: return GetStation(r - 1);
4f84a0530758 (svn r1426) -Codechange: cleaned up the reference code in the saveload routines
truelight
parents: 929
diff changeset
   943
		case REF_TOWN:    return GetTown(r - 1);
4f84a0530758 (svn r1426) -Codechange: cleaned up the reference code in the saveload routines
truelight
parents: 929
diff changeset
   944
4f84a0530758 (svn r1426) -Codechange: cleaned up the reference code in the saveload routines
truelight
parents: 929
diff changeset
   945
		case REF_VEHICLE_OLD: {
4f84a0530758 (svn r1426) -Codechange: cleaned up the reference code in the saveload routines
truelight
parents: 929
diff changeset
   946
			/* Old vehicles were saved differently: invalid vehicle was 0xFFFF,
4f84a0530758 (svn r1426) -Codechange: cleaned up the reference code in the saveload routines
truelight
parents: 929
diff changeset
   947
			    and the index was not - 1.. correct for this */
4f84a0530758 (svn r1426) -Codechange: cleaned up the reference code in the saveload routines
truelight
parents: 929
diff changeset
   948
			if (r == INVALID_VEHICLE)
4f84a0530758 (svn r1426) -Codechange: cleaned up the reference code in the saveload routines
truelight
parents: 929
diff changeset
   949
				return NULL;
4f84a0530758 (svn r1426) -Codechange: cleaned up the reference code in the saveload routines
truelight
parents: 929
diff changeset
   950
			return GetVehicle(r);
4f84a0530758 (svn r1426) -Codechange: cleaned up the reference code in the saveload routines
truelight
parents: 929
diff changeset
   951
		}
4f84a0530758 (svn r1426) -Codechange: cleaned up the reference code in the saveload routines
truelight
parents: 929
diff changeset
   952
		default:
4f84a0530758 (svn r1426) -Codechange: cleaned up the reference code in the saveload routines
truelight
parents: 929
diff changeset
   953
			NOT_REACHED();
4f84a0530758 (svn r1426) -Codechange: cleaned up the reference code in the saveload routines
truelight
parents: 929
diff changeset
   954
	}
4f84a0530758 (svn r1426) -Codechange: cleaned up the reference code in the saveload routines
truelight
parents: 929
diff changeset
   955
4f84a0530758 (svn r1426) -Codechange: cleaned up the reference code in the saveload routines
truelight
parents: 929
diff changeset
   956
	return NULL;
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   957
}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   958
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   959
typedef struct {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   960
	const char *name;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   961
	uint32 tag;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   962
1093
e8d26c7dc42f (svn r1594) Convert all undefined parameter lists to (void) and add the appropriate warning flags in the Makefile
tron
parents: 1024
diff changeset
   963
	bool (*init_read)(void);
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   964
	ReaderProc *reader;
1093
e8d26c7dc42f (svn r1594) Convert all undefined parameter lists to (void) and add the appropriate warning flags in the Makefile
tron
parents: 1024
diff changeset
   965
	void (*uninit_read)(void);
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   966
1093
e8d26c7dc42f (svn r1594) Convert all undefined parameter lists to (void) and add the appropriate warning flags in the Makefile
tron
parents: 1024
diff changeset
   967
	bool (*init_write)(void);
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   968
	WriterProc *writer;
1093
e8d26c7dc42f (svn r1594) Convert all undefined parameter lists to (void) and add the appropriate warning flags in the Makefile
tron
parents: 1024
diff changeset
   969
	void (*uninit_write)(void);
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   970
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   971
} SaveLoadFormat;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   972
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   973
static const SaveLoadFormat _saveload_formats[] = {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   974
	{"lzo", TO_BE32X('OTTD'), InitLZO,ReadLZO, UninitLZO, InitLZO, WriteLZO, UninitLZO},
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   975
	{"none", TO_BE32X('OTTN'), InitNoComp,ReadNoComp, UninitNoComp, InitNoComp, WriteNoComp, UninitNoComp},
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   976
#if defined(WITH_ZLIB)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   977
	{"zlib", TO_BE32X('OTTZ'), InitReadZlib,ReadZlib, UninitReadZlib, InitWriteZlib, WriteZlib, UninitWriteZlib},
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   978
#else
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   979
	{"zlib", TO_BE32X('OTTZ'), NULL,NULL,NULL,NULL,NULL,NULL}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   980
#endif
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   981
};
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   982
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   983
static const SaveLoadFormat *GetSavegameFormat(const char *s)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   984
{
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   985
	const SaveLoadFormat *def;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   986
	int i;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   987
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   988
	// find default savegame format
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   989
	def = endof(_saveload_formats) - 1;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   990
	while (!def->init_write) def--;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   991
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   992
	if (_savegame_format[0]) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   993
		for(i = 0; i!=lengthof(_saveload_formats); i++)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   994
			if (_saveload_formats[i].init_write && !strcmp(s, _saveload_formats[i].name))
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   995
				return _saveload_formats + i;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   996
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   997
		ShowInfoF("Savegame format '%s' is not available. Reverting to '%s'.", s, def->name);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   998
	}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
   999
	return def;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1000
}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1001
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1002
// actual loader/saver function
1093
e8d26c7dc42f (svn r1594) Convert all undefined parameter lists to (void) and add the appropriate warning flags in the Makefile
tron
parents: 1024
diff changeset
  1003
extern void InitializeGame(void);
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1004
extern bool AfterLoadGame(uint version);
1093
e8d26c7dc42f (svn r1594) Convert all undefined parameter lists to (void) and add the appropriate warning flags in the Makefile
tron
parents: 1024
diff changeset
  1005
extern void BeforeSaveGame(void);
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1006
extern bool LoadOldSaveGame(const char *file);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1007
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1008
//	Save or Load files SL_LOAD, SL_SAVE, SL_OLD_LOAD
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1009
int SaveOrLoad(const char *filename, int mode)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1010
{
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1011
	uint32 hdr[2];
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1012
	const SaveLoadFormat *fmt;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1013
  uint version;
193
0a7025304867 (svn r194) -Codechange: stripping trailing-spaces. Please keep this that way!
truelight
parents: 121
diff changeset
  1014
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1015
	// old style load
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1016
	if (mode == SL_OLD_LOAD) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1017
		InitializeGame();
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1018
		if (!LoadOldSaveGame(filename)) return SL_REINIT;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1019
		AfterLoadGame(0);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1020
		return SL_OK;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1021
	}
193
0a7025304867 (svn r194) -Codechange: stripping trailing-spaces. Please keep this that way!
truelight
parents: 121
diff changeset
  1022
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1023
	_sl.fh = fopen(filename, mode?"wb":"rb");
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1024
	if (_sl.fh == NULL)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1025
		return SL_ERROR;
193
0a7025304867 (svn r194) -Codechange: stripping trailing-spaces. Please keep this that way!
truelight
parents: 121
diff changeset
  1026
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1027
	_sl.bufe = _sl.bufp = NULL;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1028
	_sl.offs_base = 0;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1029
	_sl.int_to_ref_proc = IntToReference;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1030
	_sl.ref_to_int_proc = ReferenceToInt;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1031
	_sl.save = mode;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1032
	_sl.includes = _desc_includes;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1033
	_sl.chs = _chunk_handlers;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1034
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1035
	// setup setjmp error handler
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1036
	if (setjmp(_sl.excpt)) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1037
		// close file handle.
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1038
		fclose(_sl.fh); _sl.fh = NULL;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1039
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1040
		// deinitialize compressor.
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1041
		_sl.excpt_uninit();
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1042
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1043
		// a saver/loader exception!!
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1044
		// reinitialize all variables to prevent crash!
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1045
		if (mode == SL_LOAD) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1046
			ShowInfoF("Load game failed: %s.", _sl.excpt_msg);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1047
			return SL_REINIT;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1048
		} else {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1049
			ShowInfoF("Save game failed: %s.", _sl.excpt_msg);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1050
			return SL_ERROR;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1051
		}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1052
	}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1053
193
0a7025304867 (svn r194) -Codechange: stripping trailing-spaces. Please keep this that way!
truelight
parents: 121
diff changeset
  1054
  // we first initialize here to avoid: "warning: variable `version' might
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1055
  // be clobbered by `longjmp' or `vfork'"
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1056
	version = 0;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1057
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1058
	if (mode != SL_LOAD) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1059
		fmt = GetSavegameFormat(_savegame_format);
193
0a7025304867 (svn r194) -Codechange: stripping trailing-spaces. Please keep this that way!
truelight
parents: 121
diff changeset
  1060
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1061
		_sl.write_bytes = fmt->writer;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1062
		_sl.excpt_uninit = fmt->uninit_write;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1063
		if (!fmt->init_write()) goto init_err;
193
0a7025304867 (svn r194) -Codechange: stripping trailing-spaces. Please keep this that way!
truelight
parents: 121
diff changeset
  1064
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1065
		hdr[0] = fmt->tag;
938
4f84a0530758 (svn r1426) -Codechange: cleaned up the reference code in the saveload routines
truelight
parents: 929
diff changeset
  1066
		hdr[1] = TO_BE32((SAVEGAME_MAJOR_VERSION << 16) + (SAVEGAME_MINOR_VERSION << 8));
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1067
		if (fwrite(hdr, sizeof(hdr), 1, _sl.fh) != 1) SlError("file write failed");
193
0a7025304867 (svn r194) -Codechange: stripping trailing-spaces. Please keep this that way!
truelight
parents: 121
diff changeset
  1068
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1069
		_sl.version = SAVEGAME_MAJOR_VERSION;
193
0a7025304867 (svn r194) -Codechange: stripping trailing-spaces. Please keep this that way!
truelight
parents: 121
diff changeset
  1070
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1071
		BeforeSaveGame();
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1072
		SlSaveChunks();
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1073
		SlWriteFill(); // flush the save buffer
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1074
		fmt->uninit_write();
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1075
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1076
	} else {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1077
		if (fread(hdr, sizeof(hdr), 1, _sl.fh) != 1) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1078
read_err:
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1079
			printf("Savegame is obsolete or invalid format.\n");
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1080
init_err:
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1081
			fclose(_sl.fh);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1082
			return SL_ERROR;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1083
		}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1084
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1085
		// see if we have any loader for this type.
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1086
		for(fmt = _saveload_formats; ; fmt++) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1087
			if (fmt == endof(_saveload_formats)) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1088
				printf("Unknown savegame type, trying to load it as the buggy format.\n");
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1089
				rewind(_sl.fh);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1090
				_sl.version = 0;
938
4f84a0530758 (svn r1426) -Codechange: cleaned up the reference code in the saveload routines
truelight
parents: 929
diff changeset
  1091
				_sl.full_version = 0;
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1092
				version = 0;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1093
				fmt = _saveload_formats + 0; // lzo
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1094
				break;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1095
			}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1096
			if (fmt->tag == hdr[0]) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1097
				// check version number
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1098
				version = TO_BE32(hdr[1]) >> 8;
193
0a7025304867 (svn r194) -Codechange: stripping trailing-spaces. Please keep this that way!
truelight
parents: 121
diff changeset
  1099
938
4f84a0530758 (svn r1426) -Codechange: cleaned up the reference code in the saveload routines
truelight
parents: 929
diff changeset
  1100
				/* Is the version higher than the current? */
4f84a0530758 (svn r1426) -Codechange: cleaned up the reference code in the saveload routines
truelight
parents: 929
diff changeset
  1101
				if (version > SAVEGAME_LOADABLE_VERSION)
4f84a0530758 (svn r1426) -Codechange: cleaned up the reference code in the saveload routines
truelight
parents: 929
diff changeset
  1102
					goto read_err;
4f84a0530758 (svn r1426) -Codechange: cleaned up the reference code in the saveload routines
truelight
parents: 929
diff changeset
  1103
4f84a0530758 (svn r1426) -Codechange: cleaned up the reference code in the saveload routines
truelight
parents: 929
diff changeset
  1104
				_sl.version = (version >> 8);
4f84a0530758 (svn r1426) -Codechange: cleaned up the reference code in the saveload routines
truelight
parents: 929
diff changeset
  1105
				_sl.full_version = version;
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1106
				break;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1107
			}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1108
		}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1109
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1110
		_sl.read_bytes = fmt->reader;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1111
		_sl.excpt_uninit = fmt->uninit_read;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1112
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1113
		// loader for this savegame type is not implemented?
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1114
		if (fmt->init_read == NULL) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1115
			ShowInfoF("Loader for '%s' is not available.", fmt->name);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1116
			fclose(_sl.fh);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1117
			return SL_ERROR;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1118
		}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1119
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1120
		if (!fmt->init_read()) goto init_err;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1121
		// Clear everything
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1122
		InitializeGame();
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1123
		SlLoadChunks();
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1124
		fmt->uninit_read();
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1125
	}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1126
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1127
	fclose(_sl.fh);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1128
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1129
	if (mode == SL_LOAD) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1130
		if (!AfterLoadGame(version))
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1131
			return SL_REINIT;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1132
	}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1133
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1134
	return SL_OK;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1135
}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1136
1094
6ca23b5dd1bc (svn r1595) EmergencySave() is only used on WIN32, add preprocessor guard to hide it everywhere else
tron
parents: 1093
diff changeset
  1137
#ifdef WIN32
1093
e8d26c7dc42f (svn r1594) Convert all undefined parameter lists to (void) and add the appropriate warning flags in the Makefile
tron
parents: 1024
diff changeset
  1138
bool EmergencySave(void)
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1139
{
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1140
	SaveOrLoad("crash.sav", SL_SAVE);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1141
	return true;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1142
}
1094
6ca23b5dd1bc (svn r1595) EmergencySave() is only used on WIN32, add preprocessor guard to hide it everywhere else
tron
parents: 1093
diff changeset
  1143
#endif
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1144
1093
e8d26c7dc42f (svn r1594) Convert all undefined parameter lists to (void) and add the appropriate warning flags in the Makefile
tron
parents: 1024
diff changeset
  1145
void DoExitSave(void)
643
6f04156241bd (svn r1076) Feature: Patch setting to autosave the game on exit
dominik
parents: 617
diff changeset
  1146
{
6f04156241bd (svn r1076) Feature: Patch setting to autosave the game on exit
dominik
parents: 617
diff changeset
  1147
	char buf[200];
6f04156241bd (svn r1076) Feature: Patch setting to autosave the game on exit
dominik
parents: 617
diff changeset
  1148
	sprintf(buf, "%s%sexit.sav", _path.autosave_dir, PATHSEP);
6f04156241bd (svn r1076) Feature: Patch setting to autosave the game on exit
dominik
parents: 617
diff changeset
  1149
	SaveOrLoad(buf, SL_SAVE);
6f04156241bd (svn r1076) Feature: Patch setting to autosave the game on exit
dominik
parents: 617
diff changeset
  1150
}
6f04156241bd (svn r1076) Feature: Patch setting to autosave the game on exit
dominik
parents: 617
diff changeset
  1151
0
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1152
// not used right now, but could be used if extensions of savegames are garbled
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1153
/*int GetSavegameType(char *file)
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1154
{
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1155
	const SaveLoadFormat *fmt;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1156
	uint32 hdr;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1157
	FILE *f;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1158
	int mode = SL_OLD_LOAD;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1159
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1160
	f = fopen(file, "rb");
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1161
	if (fread(&hdr, sizeof(hdr), 1, f) != 1) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1162
		printf("Savegame is obsolete or invalid format.\n");
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1163
		mode = SL_LOAD;	// don't try to get filename, just show name as it is written
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1164
	}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1165
	else {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1166
		// see if we have any loader for this type.
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1167
		for (fmt = _saveload_formats; fmt != endof(_saveload_formats); fmt++) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1168
			if (fmt->tag == hdr) {
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1169
				mode = SL_LOAD; // new type of savegame
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1170
				break;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1171
			}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1172
		}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1173
	}
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1174
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1175
	fclose(f);
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1176
	return mode;
29654efe3188 (svn r1) Import of revision 975 of old (crashed) SVN
truelight
parents:
diff changeset
  1177
}*/