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root/cebix/BasiliskII/src/extfs.cpp
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Comparing BasiliskII/src/extfs.cpp (file contents):
Revision 1.31 by gbeauche, 2006-04-30T15:46:55Z vs.
Revision 1.35 by gbeauche, 2008-01-01T09:40:31Z

# Line 1 | Line 1
1   /*
2   *  extfs.cpp - MacOS file system for native file system access
3   *
4 < *  Basilisk II (C) 1997-2005 Christian Bauer
4 > *  Basilisk II (C) 1997-2008 Christian Bauer
5   *
6   *  This program is free software; you can redistribute it and/or modify
7   *  it under the terms of the GNU General Public License as published by
# Line 158 | Line 158 | struct FSItem {
158          uint32 id;                              // CNID of this file/dir
159          uint32 parent_id;               // CNID of parent file/dir
160          FSItem *parent;                 // Pointer to parent
161 <        char name[32];                  // Object name (C string)
161 >        char *name;                             // Object name (C string) - Host OS
162 >        char guest_name[32];    // Object name (C string) - Guest OS
163          time_t mtime;                   // Modification time for get_cat_info caching
164          int cache_dircount;             // Cached number of files in directory
165   };
# Line 221 | Line 222 | static FSItem *find_fsitem_by_id(uint32
222          return NULL;
223   }
224  
225 + /*
226 + *  Create FSItem with the given parameters
227 + */
228 +
229 + static FSItem *create_fsitem(const char *name, const char *guest_name, FSItem *parent)
230 + {
231 +        FSItem *p = new FSItem;
232 +        last_fs_item->next = p;
233 +        p->next = NULL;
234 +        last_fs_item = p;
235 +        p->id = next_cnid++;
236 +        p->parent_id = parent->id;
237 +        p->parent = parent;
238 +        p->name = new char[strlen(name) + 1];
239 +        strcpy(p->name, name);
240 +        strncpy(p->guest_name, guest_name, 31);
241 +        p->guest_name[31] = 0;
242 +        p->mtime = 0;
243 +        return p;
244 + }
245  
246   /*
247   *  Find FSItem for given name and parent, construct new FSItem if not found
# Line 236 | Line 257 | static FSItem *find_fsitem(const char *n
257          }
258  
259          // Not found, construct new FSItem
260 <        p = new FSItem;
240 <        last_fs_item->next = p;
241 <        p->next = NULL;
242 <        last_fs_item = p;
243 <        p->id = next_cnid++;
244 <        p->parent_id = parent->id;
245 <        p->parent = parent;
246 <        strncpy(p->name, name, 31);
247 <        p->name[31] = 0;
248 <        p->mtime = 0;
249 <        return p;
260 >        return create_fsitem(name, host_encoding_to_macroman(name), parent);
261   }
262  
263 + /*
264 + *  Find FSItem for given guest_name and parent, construct new FSItem if not found
265 + */
266 +
267 + static FSItem *find_fsitem_guest(const char *guest_name, FSItem *parent)
268 + {
269 +        FSItem *p = first_fs_item;
270 +        while (p) {
271 +                if (p->parent == parent && !strcmp(p->guest_name, guest_name))
272 +                        return p;
273 +                p = p->next;
274 +        }
275 +
276 +        // Not found, construct new FSItem
277 +        return create_fsitem(macroman_to_host_encoding(guest_name), guest_name, parent);
278 + }
279  
280   /*
281   *  Get full path (->full_path) for given FSItem
# Line 389 | Line 416 | void ExtFSInit(void)
416          p->id = ROOT_PARENT_ID;
417          p->parent_id = 0;
418          p->parent = NULL;
419 +        p->name = new char[1];
420          p->name[0] = 0;
421 +        p->guest_name[0] = 0;
422  
423          // Create root FSItem
424          p = new FSItem;
# Line 399 | Line 428 | void ExtFSInit(void)
428          p->id = ROOT_ID;
429          p->parent_id = ROOT_PARENT_ID;
430          p->parent = first_fs_item;
431 <        strncpy(p->name, GetString(STR_EXTFS_VOLUME_NAME), 32);
432 <        p->name[31] = 0;
431 >        const char *volume_name = GetString(STR_EXTFS_VOLUME_NAME);
432 >        p->name = new char[strlen(volume_name) + 1];
433 >        strcpy(p->name, volume_name);
434 >        strncpy(p->guest_name, host_encoding_to_macroman(p->name), 32);
435 >        p->guest_name[31] = 0;
436  
437          // Find path for root
438          if ((RootPath = PrefsFindString("extfs")) != NULL) {
# Line 423 | Line 455 | void ExtFSExit(void)
455          FSItem *p = first_fs_item, *next;
456          while (p) {
457                  next = p->next;
458 +                delete[] p->name;
459                  delete p;
460                  p = next;
461          }
# Line 911 | Line 944 | static int16 get_item_and_path(uint32 pb
944                                                  char name[32];
945                                                  strn2cstr(name, (char *)Mac2HostAddr(ReadMacInt32(parseRec + ppNamePtr)) + ReadMacInt16(parseRec + ppStartOffset) + 1, ReadMacInt16(parseRec + ppComponentLength));
946                                                  D(bug("  entering %s\n", name));
947 <                                                p = find_fsitem(name, p);
947 >                                                p = find_fsitem_guest(name, p);
948                                                  current_dir = p->id;
949  
950                                                  // startOffset = start of next component
# Line 934 | Line 967 | static int16 get_item_and_path(uint32 pb
967                                          char name[32];
968                                          strn2cstr(name, (char *)Mac2HostAddr(ReadMacInt32(parseRec + ppNamePtr)) + ReadMacInt16(parseRec + ppStartOffset) + 1, ReadMacInt16(parseRec + ppComponentLength));
969                                          D(bug("  object is %s\n", name));
970 <                                        item = find_fsitem(name, p);
970 >                                        item = find_fsitem_guest(name, p);
971                                  }
972                          }
973                  }
# Line 1270 | Line 1303 | read_next_de:
1303  
1304          // Fill in struct from fs_item and stats
1305          if (ReadMacInt32(pb + ioNamePtr))
1306 <                cstr2pstr((char *)Mac2HostAddr(ReadMacInt32(pb + ioNamePtr)), fs_item->name);
1306 >                cstr2pstr((char *)Mac2HostAddr(ReadMacInt32(pb + ioNamePtr)), fs_item->guest_name);
1307          WriteMacInt16(pb + ioFRefNum, 0);
1308          WriteMacInt8(pb + ioFlAttrib, access(full_path, W_OK) == 0 ? 0 : faLocked);
1309          WriteMacInt32(pb + ioDirID, fs_item->id);
# Line 1393 | Line 1426 | read_next_de:
1426  
1427          // Fill in struct from fs_item and stats
1428          if (ReadMacInt32(pb + ioNamePtr))
1429 <                cstr2pstr((char *)Mac2HostAddr(ReadMacInt32(pb + ioNamePtr)), fs_item->name);
1429 >                cstr2pstr((char *)Mac2HostAddr(ReadMacInt32(pb + ioNamePtr)), fs_item->guest_name);
1430          WriteMacInt16(pb + ioFRefNum, 0);
1431          WriteMacInt8(pb + ioFlAttrib, (S_ISDIR(st.st_mode) ? faIsDir : 0) | (access(full_path, W_OK) == 0 ? 0 : faLocked));
1432          WriteMacInt8(pb + ioACUser, 0);
# Line 1564 | Line 1597 | static int16 fs_open(uint32 pb, uint32 d
1597  
1598          WriteMacInt32(fcb + fcbCatPos, fd);
1599          WriteMacInt32(fcb + fcbDirID, fs_item->parent_id);
1600 <        cstr2pstr((char *)Mac2HostAddr(fcb + fcbCName), fs_item->name);
1600 >        cstr2pstr((char *)Mac2HostAddr(fcb + fcbCName), fs_item->guest_name);
1601          return noErr;
1602   }
1603  

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