void fsdb_dir_writeback (a_inode *dir)
{
FILE *f;
int changes_needed = 0;
int entries_needed = 0;
a_inode *aino;
/* First pass: clear dirty bits where unnecessary, and see if any work
* needs to be done. */
for (aino = dir->child; aino; aino = aino->sibling) {
int old_needs_dbentry = aino->needs_dbentry;
aino->needs_dbentry = old_needs_dbentry;
if (! aino->dirty)
continue;
aino->needs_dbentry = needs_dbentry (aino);
entries_needed |= aino->needs_dbentry;
if (! aino->needs_dbentry && ! old_needs_dbentry)
aino->dirty = 0;
else
changes_needed = 1;
}
if (! entries_needed) {
kill_fsdb (dir);
return;
}
if (! changes_needed)
return;
f = get_fsdb (dir, "r+b");
if (f == 0) {
f = get_fsdb (dir, "w+b");
if (f == 0)
/* This shouldn't happen... */
return;
}
for (aino = dir->child; aino; aino = aino->sibling) {
off_t pos;
if (! aino->dirty)
continue;
aino->dirty = 0;
if (! aino->has_dbentry) {
aino->db_offset = fseek (f, 0, SEEK_END);
aino->has_dbentry = 1;
} else
fseek (f, aino->db_offset, SEEK_SET);
write_aino (f, aino);
}
fclose (f);
}
void fsdb_dir_writeback (a_inode *dir)
{
FILE *f;
int changes_needed = 0;
int entries_needed = 0;
a_inode *aino;
uae_u8 *tmpbuf;
int size, i;
TRACE ((_T("fsdb writeback %s\n"), dir->aname));
/* First pass: clear dirty bits where unnecessary, and see if any work
* needs to be done. */
for (aino = dir->child; aino; aino = aino->sibling) {
int old_needs_dbentry = aino->has_dbentry;
int need = needs_dbentry (aino);
aino->needs_dbentry = need;
entries_needed |= need;
if (! aino->dirty)
continue;
if (! aino->needs_dbentry && ! old_needs_dbentry)
aino->dirty = 0;
else
changes_needed = 1;
}
if (! entries_needed) {
kill_fsdb (dir);
TRACE ((_T("fsdb removed\n")));
return;
}
if (! changes_needed) {
TRACE ((_T("not modified\n")));
return;
}
f = get_fsdb (dir, _T("r+b"));
if (f == 0) {
f = get_fsdb (dir, _T("w+b"));
if (f == 0) {
TRACE ((_T("failed\n")));
/* This shouldn't happen... */
return;
}
}
fseek (f, 0, SEEK_END);
size = ftell (f);
fseek (f, 0, SEEK_SET);
tmpbuf = 0;
if (size > 0) {
tmpbuf = (uae_u8 *)malloc (size);
fread (tmpbuf, 1, size, f);
}
TRACE ((_T("**** updating '%s' %d\n"), dir->aname, size));
for (aino = dir->child; aino; aino = aino->sibling) {
if (! aino->dirty)
continue;
aino->dirty = 0;
i = 0;
while (!aino->has_dbentry && i < size) {
if (!strcmp ((const char *)(tmpbuf + i + 5), aino->aname)) {
aino->has_dbentry = 1;
aino->db_offset = i;
}
i += 1 + 4 + 257 + 257 + 81;
}
if (! aino->has_dbentry) {
fseek (f, 0, SEEK_END);
aino->has_dbentry = 1;
} else {
fseek (f, aino->db_offset, SEEK_SET);
}
write_aino (f, aino);
}
TRACE ((_T("end\n")));
fclose (f);
xfree (tmpbuf);
}
void fsdb_dir_writeback (a_inode *dir)
{
FILE *f;
int changes_needed = 0;
int entries_needed = 0;
a_inode *aino;
uae_u8 *tmpbuf;
int size, i;
TRACE ((_T("fsdb writeback %s\n"), dir->aname));
/* First pass: clear dirty bits where unnecessary, and see if any work
* needs to be done. */
for (aino = dir->child; aino; aino = aino->sibling) {
/*
int old_needs_dbentry = aino->needs_dbentry || aino->has_dbentry;
aino->needs_dbentry = needs_dbentry (aino);
entries_needed |= aino->has_dbentry | aino->needs_dbentry;
*/
int old_needs_dbentry = aino->has_dbentry;
int need = needs_dbentry (aino);
aino->needs_dbentry = need;
entries_needed |= need;
if (! aino->dirty)
continue;
if (! aino->needs_dbentry && ! old_needs_dbentry)
aino->dirty = 0;
else
changes_needed = 1;
}
if (! entries_needed) {
kill_fsdb (dir);
TRACE ((_T("fsdb removed\n")));
return;
}
if (! changes_needed) {
TRACE ((_T("not modified\n")));
return;
}
f = get_fsdb (dir, _T("r+b"));
if (f == 0) {
if (/*(currprefs.filesys_custom_uaefsdb && (dir->volflags & MYVOLUMEINFO_STREAMS)) ||*/ currprefs.filesys_no_uaefsdb) {
for (aino = dir->child; aino; aino = aino->sibling) {
aino->dirty = 0;
aino->has_dbentry = 0;
aino->needs_dbentry = 0;
}
return;
}
f = get_fsdb (dir, _T("w+b"));
if (f == 0) {
TRACE ((_T("failed\n")));
/* This shouldn't happen... */
return;
}
}
fseek (f, 0, SEEK_END);
size = ftell (f);
fseek (f, 0, SEEK_SET);
tmpbuf = 0;
if (size > 0) {
tmpbuf = (uae_u8*)malloc (size);
size_t isRead = fread (tmpbuf, 1, size, f);
if (isRead < (size_t)size)
write_log("%s:%d [%s] - Failed to read %ld bytes (%ld/%d)",
__FILE__, __LINE__, __FUNCTION__,
(size_t)size - isRead, isRead, size);
}
TRACE ((_T("**** updating '%s' %d\n"), dir->aname, size));
for (aino = dir->child; aino; aino = aino->sibling) {
if (! aino->dirty)
continue;
aino->dirty = 0;
i = 0;
while (!aino->has_dbentry && i < size) {
TCHAR *s = au ((char*)tmpbuf + i + 5);
if (!_tcscmp (s, aino->aname)) {
aino->has_dbentry = 1;
aino->db_offset = i;
}
xfree (s);
i += 1 + 4 + 257 + 257 + 81;
}
if (! aino->has_dbentry) {
fseek (f, 0, SEEK_END);
aino->has_dbentry = 1;
} else {
fseek (f, aino->db_offset, SEEK_SET);
}
write_aino (f, aino);
}
TRACE ((_T("end\n")));
fclose (f);
xfree (tmpbuf);
}
void fsdb_dir_writeback (a_inode *dir)
{
FILE *f;
int changes_needed = 0;
int entries_needed = 0;
a_inode *aino;
char *tmpbuf;
int size, i;
TRACE (("fsdb writeback %s\n", dir->aname));
/* First pass: clear dirty bits where unnecessary, and see if any work
* needs to be done. */
for (aino = dir->child; aino; aino = aino->sibling) {
/*
int old_needs_dbentry = aino->needs_dbentry || aino->has_dbentry;
aino->needs_dbentry = needs_dbentry (aino);
entries_needed |= aino->has_dbentry | aino->needs_dbentry;
*/
int old_needs_dbentry = aino->has_dbentry;
int need = needs_dbentry (aino);
aino->needs_dbentry = need;
entries_needed |= need;
if (! aino->dirty)
continue;
if (! aino->needs_dbentry && ! old_needs_dbentry)
aino->dirty = 0;
else
changes_needed = 1;
}
if (! entries_needed) {
kill_fsdb (dir);
TRACE (("fsdb removed\n"));
return;
}
if (! changes_needed) {
TRACE (("not modified\n"));
return;
}
f = get_fsdb (dir, "r+b");
if (f == 0) {
if (/*(currprefs.filesys_custom_uaefsdb && (dir->volflags & MYVOLUMEINFO_STREAMS)) || */ currprefs.filesys_no_uaefsdb) {
for (aino = dir->child; aino; aino = aino->sibling) {
aino->dirty = 0;
aino->has_dbentry = 0;
aino->needs_dbentry = 0;
}
return;
}
f = get_fsdb (dir, "w+b");
if (f == 0) {
TRACE (("failed\n"));
/* This shouldn't happen... */
return;
}
}
fseek (f, 0, SEEK_END);
size = ftell (f);
fseek (f, 0, SEEK_SET);
tmpbuf = 0;
if (size > 0) {
tmpbuf = malloc (size);
fread (tmpbuf, 1, size, f);
}
TRACE (("**** updating '%s' %d\n", dir->aname, size));
for (aino = dir->child; aino; aino = aino->sibling) {
if (! aino->dirty)
continue;
aino->dirty = 0;
i = 0;
while (!aino->has_dbentry && i < size) {
if (!strcmp (tmpbuf + i + 5, aino->aname)) {
aino->has_dbentry = 1;
aino->db_offset = i;
}
i += 1 + 4 + 257 + 257 + 81;
}
if (! aino->has_dbentry) {
fseek (f, 0, SEEK_END);
aino->has_dbentry = 1;
} else {
fseek (f, aino->db_offset, SEEK_SET);
}
write_aino (f, aino);
}
TRACE (("end\n"));
fclose (f);
free (tmpbuf);
}
