summaryrefslogtreecommitdiff
path: root/src/saveload/gamelog_sl.cpp
blob: 59820db4eeaf742d24145d99dd2bd3e2b499d5f7 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
/* $Id$ */

/*
 * This file is part of OpenTTD.
 * OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
 * OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 * See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
 */

/** @file gamelog_sl.cpp Code handling saving and loading of gamelog data */

#include "../stdafx.h"
#include "../gamelog_internal.h"
#include "../core/alloc_func.hpp"

#include "saveload.h"

static const SaveLoad _glog_action_desc[] = {
	SLE_VAR(LoggedAction, tick,              SLE_UINT16),
	SLE_END()
};

static const SaveLoad _glog_mode_desc[] = {
	SLE_VAR(LoggedChange, mode.mode,         SLE_UINT8),
	SLE_VAR(LoggedChange, mode.landscape,    SLE_UINT8),
	SLE_END()
};

static const SaveLoad _glog_revision_desc[] = {
	SLE_ARR(LoggedChange, revision.text,     SLE_UINT8,  NETWORK_REVISION_LENGTH),
	SLE_VAR(LoggedChange, revision.newgrf,   SLE_UINT32),
	SLE_VAR(LoggedChange, revision.slver,    SLE_UINT16),
	SLE_VAR(LoggedChange, revision.modified, SLE_UINT8),
	SLE_END()
};

static const SaveLoad _glog_oldver_desc[] = {
	SLE_VAR(LoggedChange, oldver.type,       SLE_UINT32),
	SLE_VAR(LoggedChange, oldver.version,    SLE_UINT32),
	SLE_END()
};

static const SaveLoad _glog_setting_desc[] = {
	SLE_STR(LoggedChange, setting.name,      SLE_STR,    128),
	SLE_VAR(LoggedChange, setting.oldval,    SLE_INT32),
	SLE_VAR(LoggedChange, setting.newval,    SLE_INT32),
	SLE_END()
};

static const SaveLoad _glog_grfadd_desc[] = {
	SLE_VAR(LoggedChange, grfadd.grfid,      SLE_UINT32    ),
	SLE_ARR(LoggedChange, grfadd.md5sum,     SLE_UINT8,  16),
	SLE_END()
};

static const SaveLoad _glog_grfrem_desc[] = {
	SLE_VAR(LoggedChange, grfrem.grfid,      SLE_UINT32),
	SLE_END()
};

static const SaveLoad _glog_grfcompat_desc[] = {
	SLE_VAR(LoggedChange, grfcompat.grfid,   SLE_UINT32    ),
	SLE_ARR(LoggedChange, grfcompat.md5sum,  SLE_UINT8,  16),
	SLE_END()
};

static const SaveLoad _glog_grfparam_desc[] = {
	SLE_VAR(LoggedChange, grfparam.grfid,    SLE_UINT32),
	SLE_END()
};

static const SaveLoad _glog_grfmove_desc[] = {
	SLE_VAR(LoggedChange, grfmove.grfid,     SLE_UINT32),
	SLE_VAR(LoggedChange, grfmove.offset,    SLE_INT32),
	SLE_END()
};

static const SaveLoad _glog_grfbug_desc[] = {
	SLE_VAR(LoggedChange, grfbug.data,       SLE_UINT64),
	SLE_VAR(LoggedChange, grfbug.grfid,      SLE_UINT32),
	SLE_VAR(LoggedChange, grfbug.bug,        SLE_UINT8),
	SLE_END()
};

static const SaveLoad _glog_emergency_desc[] = {
	SLE_END()
};

static const SaveLoad * const _glog_desc[] = {
	_glog_mode_desc,
	_glog_revision_desc,
	_glog_oldver_desc,
	_glog_setting_desc,
	_glog_grfadd_desc,
	_glog_grfrem_desc,
	_glog_grfcompat_desc,
	_glog_grfparam_desc,
	_glog_grfmove_desc,
	_glog_grfbug_desc,
	_glog_emergency_desc,
};

assert_compile(lengthof(_glog_desc) == GLCT_END);

static void Load_GLOG()
{
	assert(_gamelog_action == NULL);
	assert(_gamelog_actions == 0);

	GamelogActionType at;
	while ((at = (GamelogActionType)SlReadByte()) != GLAT_NONE) {
		_gamelog_action = ReallocT(_gamelog_action, _gamelog_actions + 1);
		LoggedAction *la = &_gamelog_action[_gamelog_actions++];

		la->at = at;

		SlObject(la, _glog_action_desc); // has to be saved after 'DATE'!
		la->change = NULL;
		la->changes = 0;

		GamelogChangeType ct;
		while ((ct = (GamelogChangeType)SlReadByte()) != GLCT_NONE) {
			la->change = ReallocT(la->change, la->changes + 1);

			LoggedChange *lc = &la->change[la->changes++];
			/* for SLE_STR, pointer has to be valid! so make it NULL */
			memset(lc, 0, sizeof(*lc));
			lc->ct = ct;

			assert((uint)ct < GLCT_END);

			SlObject(lc, _glog_desc[ct]);
		}
	}
}

static void Save_GLOG()
{
	const LoggedAction *laend = &_gamelog_action[_gamelog_actions];
	size_t length = 0;

	for (const LoggedAction *la = _gamelog_action; la != laend; la++) {
		const LoggedChange *lcend = &la->change[la->changes];
		for (LoggedChange *lc = la->change; lc != lcend; lc++) {
			assert((uint)lc->ct < lengthof(_glog_desc));
			length += SlCalcObjLength(lc, _glog_desc[lc->ct]) + 1;
		}
		length += 4;
	}
	length++;

	SlSetLength(length);

	for (LoggedAction *la = _gamelog_action; la != laend; la++) {
		SlWriteByte(la->at);
		SlObject(la, _glog_action_desc);

		const LoggedChange *lcend = &la->change[la->changes];
		for (LoggedChange *lc = la->change; lc != lcend; lc++) {
			SlWriteByte(lc->ct);
			assert((uint)lc->ct < GLCT_END);
			SlObject(lc, _glog_desc[lc->ct]);
		}
		SlWriteByte(GLCT_NONE);
	}
	SlWriteByte(GLAT_NONE);
}


extern const ChunkHandler _gamelog_chunk_handlers[] = {
	{ 'GLOG', Save_GLOG, Load_GLOG, NULL, CH_RIFF | CH_LAST }
};