aboutsummaryrefslogtreecommitdiff
path: root/engines/hopkins/files.cpp
blob: 4e8eb0d80fc07a3c0f6b58ca7da1069af07f3121 (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
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
/* ScummVM - Graphic Adventure Engine
 *
 * ScummVM is the legal property of its developers, whose names
 * are too numerous to list here. Please refer to the COPYRIGHT
 * file distributed with this source distribution.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.

 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.

 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 *
 */

#include "hopkins/files.h"
#include "hopkins/hopkins.h"
#include "hopkins/globals.h"
#include "common/system.h"
#include "common/debug.h"
#include "common/file.h"
#include "common/str.h"
#include "common/savefile.h"

namespace Hopkins {

void FileManager::initSaves() {
	Common::String dataFilename = "HISCORE.DAT";
	byte data[100];
	Common::fill(&data[0], &data[100], 0);
	
	SAUVE_FICHIER(dataFilename, data, 100);
}

bool FileManager::SAUVE_FICHIER(const Common::String &file, const void *buf, size_t n) {
	return bsave(file, buf, n);
}

bool FileManager::bsave(const Common::String &file, const void *buf, size_t n) {
	Common::OutSaveFile *f = g_system->getSavefileManager()->openForSaving(file);

	if (f) {
		size_t bytesWritten = f->write(buf, n);
		f->finalize();
		delete f;

		return bytesWritten == n;
	} else 
		return false;
}

void FileManager::Chage_Inifile(Common::StringMap &iniParams) {
	char *iniData = (char *)CHARGE_FICHIER("config.ini");
	char *ptr = iniData;

	bool endOfFile = false;
	while (!endOfFile) {
		if (*ptr == '%') {
			if (*(ptr + 1) == '%') {
				endOfFile = true;
			} else {
				++ptr;

				// Get the parameter name
				Common::String paramName;
				while (*ptr == ' ') 
					++ptr;
				while (*ptr != '=') {
					paramName += toupper(*ptr++);
				}
				while (paramName.lastChar() == ' ')
					paramName.deleteLastChar();

				// Get the parameter value
				Common::String paramValue;
				while (*++ptr == ' ') 
					;
				while (*ptr != ';') {
					paramValue += toupper(*ptr++);
				}
				while (paramValue.lastChar() == ' ')
					paramValue.deleteLastChar();

				iniParams[paramName] = paramValue;
			}
		}
    
		++ptr;
	}

	free(iniData);
}

byte *FileManager::CHARGE_FICHIER(const Common::String &file) {
	DMESS1();

	Common::File f;
	if (!f.open(file))
		error("Error opening %s", file.c_str());

	// Allocate space for the file contents
	size_t filesize = f.size();
	byte *data = GLOBALS.dos_malloc2(filesize);
	if (!data)
		error("Error allocating space for file being loaded - %s", file.c_str());

	bload_it(f, data, filesize);
	f.close();
  
	return data;
}

void FileManager::DMESS() {
	// No implementation in original
}

void FileManager::DMESS1() {
	// No implementation in original
}

int FileManager::bload_it(Common::ReadStream &stream, void *buf, size_t nbytes) {
	return stream.read(buf, nbytes);
}

void FileManager::F_Censure() {
	GLOBALS.CENSURE = false;

	CONSTRUIT_SYSTEM("BLOOD.DAT");
	char *data = (char *)CHARGE_FICHIER(GLOBALS.NFICHIER);
  
	if (*(data + 6) == 'f' && *(data + 7) == 'r')
		GLOBALS.CENSURE = false;
	if (*(data + 6) == 'F' && *(data + 7) == 'R')
		GLOBALS.CENSURE = false;
	if (*(data + 6) == 'u' && *(data + 7) == 'k')
		GLOBALS.CENSURE = true;
	if (*(data + 6) == 'U' && *(data + 7) == 'K')
		GLOBALS.CENSURE = true;

	free(data);
}

int FileManager::CONSTRUIT_SYSTEM(const Common::String &file) {
	GLOBALS.NFICHIER = Common::String::format("system/%s", file.c_str());
	return GLOBALS.NFICHIER.size();
}

void FileManager::CONSTRUIT_FICHIER(const Common::String &hop, const Common::String &file) {
	// At this point, the original program did a big switch statement to determine
	// whether to preprend the CD or installed directory path into REPJEU

	if (hop[0] == 'A' && hop[1] == 'N' && hop[2] == 'N') {
		error("TODO: CONSTRUIT_FICHIER");
	}

	GLOBALS.NFICHIER = Common::String::format("%s/%s", hop.c_str(), file.c_str());
}

byte *FileManager::LIBERE_FICHIER(byte *ptr) {
	free(ptr);
	return PTRNUL;
}

byte *FileManager::RECHERCHE_CAT(const Common::String &file, int a2) {
	byte *ptr = NULL;
	Common::File f;

	switch (a2) {
	case 1:
		CONSTRUIT_FICHIER(GLOBALS.HOPLINK, "RES_INI.CAT");
		if (!f.exists(GLOBALS.NFICHIER))
			return PTRNUL;
		
		ptr = CHARGE_FICHIER(GLOBALS.NFICHIER);
		CONSTRUIT_FICHIER(GLOBALS.HOPLINK, "RES_INI.RES");
		break;

	case 2:
		CONSTRUIT_FICHIER(GLOBALS.HOPLINK, "RES_REP.CAT");
		if (!f.exists(GLOBALS.NFICHIER))
			return PTRNUL;

		ptr = CHARGE_FICHIER(GLOBALS.NFICHIER);
		CONSTRUIT_FICHIER(GLOBALS.HOPLINK, "RES_REP.RES");
		break;

	case 3:
		CONSTRUIT_FICHIER(GLOBALS.HOPLINK, "RES_LIN.CAT");
		if (!f.exists(GLOBALS.NFICHIER))
			return PTRNUL;

		ptr = CHARGE_FICHIER(GLOBALS.NFICHIER);
		CONSTRUIT_FICHIER(GLOBALS.HOPLINK, "RES_LIN.RES");
		break;

	case 4:
		CONSTRUIT_FICHIER(GLOBALS.HOPANIM, "RES_ANI.CAT");
		if (!f.exists(GLOBALS.NFICHIER))
			return PTRNUL;

		ptr = CHARGE_FICHIER(GLOBALS.NFICHIER);
		CONSTRUIT_FICHIER(GLOBALS.HOPANIM, "RES_ANI.RES");
		break;

	case 5:
		CONSTRUIT_FICHIER(GLOBALS.HOPANIM, "RES_PER.CAT");
		if (!f.exists(GLOBALS.NFICHIER))
			return PTRNUL;

		ptr = CHARGE_FICHIER(GLOBALS.NFICHIER);
		CONSTRUIT_FICHIER(GLOBALS.HOPANIM, "RES_PER.RES");
		break;

	case 6:
		CONSTRUIT_FICHIER(GLOBALS.HOPIMAGE, "PIC.CAT");
		if (!f.exists(GLOBALS.NFICHIER))
			return PTRNUL;

		ptr = CHARGE_FICHIER(GLOBALS.NFICHIER);
		break;

	case 7:
		CONSTRUIT_FICHIER(GLOBALS.HOPANIM, "RES_SAN.CAT");
		if (!f.exists(GLOBALS.NFICHIER))
			return PTRNUL;

		ptr = CHARGE_FICHIER(GLOBALS.NFICHIER);
		break;

	case 8:
		CONSTRUIT_FICHIER(GLOBALS.HOPLINK, "RES_SLI.CAT");
		if (!f.exists(GLOBALS.NFICHIER))
			return PTRNUL;

		ptr = CHARGE_FICHIER(GLOBALS.NFICHIER);
		break;

	case 9:
		switch (GLOBALS.FR) {
		case 0:
			CONSTRUIT_FICHIER(GLOBALS.HOPLINK, "RES_VAN.CAT");
			break;
		case 1:
			CONSTRUIT_FICHIER(GLOBALS.HOPLINK, "RES_VFR.CAT");
			break;
		case 2:
			CONSTRUIT_FICHIER(GLOBALS.HOPLINK, "RES_VES.CAT");
			break;
		}

		if (!f.exists(GLOBALS.NFICHIER))
			return PTRNUL;

		ptr = CHARGE_FICHIER(GLOBALS.NFICHIER);
		break;
		// Deliberate fall-through to
	default:
		break;
	}

	// Scan for an entry in the catalogue
	byte *result;
	bool matchFlag = false;
	int offsetVal = 0;
	
	do {
		Common::String name = (const char *)ptr + offsetVal;
    
		if (name == file) {
			// Found entry for file, so get it's details from the catalogue entry
			const byte *pData = ptr + offsetVal;
			GLOBALS.CAT_POSI = READ_LE_UINT32(pData + 15);
			GLOBALS.CAT_TAILLE = READ_LE_UINT32(pData + 19);
			matchFlag = true;
		}

		if (name == "FINIS") {
			GLOBALS.dos_free2(ptr);
			return false;
		}
    
		offsetVal += 23;
	} while (!matchFlag);

	GLOBALS.dos_free2(ptr);

	// TODO: Double check whether this really should be an unsigned int comparison
	if ((uint16)(a2 - 6) > 1 && (uint16)(a2 - 8) > 1) {
		if (!f.open(GLOBALS.NFICHIER))
			error("CHARGE_FICHIER");

		f.seek(GLOBALS.CAT_POSI);

		byte *catData = GLOBALS.dos_malloc2(GLOBALS.CAT_TAILLE);
		if (catData == PTRNUL)
			error("CHARGE_FICHIER");

		bload_it(f, catData, GLOBALS.CAT_TAILLE);
		f.close();
		result = catData;
	} else {
		result = NULL;
	}

	return result;
}

uint32 FileManager::FLONG(const Common::String &filename) {
	Common::File f;
	uint32 size;

	if (!f.open(filename))
		error("Could not find file %s", filename.c_str());

	size = f.size();
	f.close();
	
	return size;
}

} // End of namespace Hopkins