/*
* NAME: node->index()
* DESCRIPTION: create an index record from a key and node pointer
*/
void n_index(btree *bt, unsigned char *key, unsigned long nnum,
unsigned char *record, int *reclen)
{
if (bt == &bt->f.vol->cat)
{
/* force the key length to be 0x25 */
HFS_RECKEYLEN(record) = 0x25;
memset(record + 1, 0, 0x25);
memcpy(record + 1, key + 1, HFS_RECKEYLEN(key));
}
else
memcpy(record, key, HFS_RECKEYSKIP(key));
d_putl(HFS_RECDATA(record), nnum);
if (reclen)
*reclen = HFS_RECKEYSKIP(record) + 4;
}
int
make_desktop(hfsvol *vol, int end)
/* hfsvol *vol; Mac volume */
{
hfsfile *hfp; /* Mac file */
hfsdirent ent; /* Mac finderinfo */
unsigned short clps; /* clump size */
unsigned short blks; /* blocks in a clump */
unsigned char *blk; /* user data */
int i;
/* set up default directory entries - not all these fields
are needed, but we'll set them up anyway ... */
ent.rsize = 0; /* resource size == 0 */
strcpy(ent.creator, DBFC); /* creator */
strcpy(ent.type, DBT); /* type */
ent.crdate = ent.mddate = time(0); /* date is now */
ent.fdflags = HFS_FNDR_ISINVISIBLE; /* invisible files */
/* clear the DB file */
blk = hce->hfs_ce + hce->hfs_ce_size*HFS_BLOCKSZ;
blks = hce->hfs_dt_size;
clps = blks*HFS_BLOCKSZ;
memset(blk, 0, clps);
/* create "Desktop DB" (if it doesn't exist) */
if(hfs_create(vol, DB, ent.type, ent.creator) == 0)
{
/* DB file size from hce_mem info */
/* set up "Desktop DB" data - following found by od'ing
the "Desktop DB" file */
d_putw(blk+8, 0x100);
d_putw(blk+10, 0x3);
d_putw(blk+32, 0x200);
d_putw(blk+34, 0x25);
d_putl(blk+36, blks);
d_putl(blk+40, blks - 1);
d_putw(blk+48, clps);
d_putw(blk+50, 0xff);
d_putw(blk+120, 0x20a);
d_putw(blk+122, 0x100);
d_putw(blk+248, 0x8000);
d_putl(blk+504, 0x1f800f8);
d_putl(blk+508, 0x78000e);
/* entries for "Desktop DB" */
ent.dsize = clps; /* size = clump size */
/* open file */
if((hfp = hfs_open(vol, DB)) == 0)
err(1, hfs_error);
/* "write" file */
write_fork(hfp, clps);
/* set DB file attributes */
if (hfs_fsetattr(hfp, &ent) < 0)
err(1, hfs_error);
/* find the real start of the file */
end += hce->hfs_ce_size;
/* close DB file */
if (hfs_close(hfp, end, 0) < 0)
err(1, hfs_error);
}
else
{
/* if it already exists, then make sure it has the correct
type/creator and flags */
if(hfs_setattr(vol, DB, &ent) < 0)
err(1, hfs_error);
}
/* setup "Desktop DF" file as an empty file */
strcpy(ent.type, DFT); /* type */
ent.dsize = 0; /* empty */
/* create DF file (if it doesn't exist) - no need to open it */
hfs_create(vol, DF, ent.type, ent.creator);
/* set DB file attributes */
if (hfs_setattr(vol, DF, &ent) < 0)
err(1, hfs_error);
return 0;
}