/* return DSI of the device the rpmdb lives on */
static rpmDiskSpaceInfo rpmtsDbDSI(const rpmts ts) {
const char *dbhome = rpmdbHome(rpmtsGetRdb(ts));
struct stat sb;
int rc;
rc = stat(dbhome, &sb);
if (rc) {
return NULL;
}
return rpmtsGetDSI(ts, sb.st_dev, dbhome);
}
static void rpmtsUpdateDSI(const rpmts ts, dev_t dev, const char *dirName,
rpm_loff_t fileSize, rpm_loff_t prevSize, rpm_loff_t fixupSize,
rpmFileAction action)
{
int64_t bneeded;
rpmDiskSpaceInfo dsi = rpmtsGetDSI(ts, dev, dirName);
if (dsi == NULL)
return;
bneeded = BLOCK_ROUND(fileSize, dsi->bsize);
switch (action) {
case FA_BACKUP:
case FA_SAVE:
case FA_ALTNAME:
dsi->ineeded++;
dsi->bneeded += bneeded;
break;
case FA_CREATE:
dsi->bneeded += bneeded;
dsi->ineeded++;
if (prevSize) {
dsi->bdelta += BLOCK_ROUND(prevSize, dsi->bsize);
dsi->idelta++;
}
if (fixupSize) {
dsi->bdelta += BLOCK_ROUND(fixupSize, dsi->bsize);
dsi->idelta++;
}
break;
case FA_ERASE:
dsi->ineeded--;
dsi->bneeded -= bneeded;
break;
default:
break;
}
/* adjust bookkeeping when requirements shrink */
if (dsi->bneeded < dsi->obneeded) dsi->obneeded = dsi->bneeded;
if (dsi->ineeded < dsi->oineeded) dsi->oineeded = dsi->ineeded;
}
static void rpmtsUpdateDSI(const rpmts ts, dev_t dev, const char *dirName,
rpm_loff_t fileSize, rpm_loff_t prevSize, rpm_loff_t fixupSize,
rpmFileAction action)
{
int64_t bneeded;
rpmDiskSpaceInfo dsi = rpmtsGetDSI(ts, dev, dirName);
if (dsi == NULL)
return;
bneeded = BLOCK_ROUND(fileSize, dsi->bsize);
switch (action) {
case FA_BACKUP:
case FA_SAVE:
case FA_ALTNAME:
dsi->ineeded++;
dsi->bneeded += bneeded;
break;
/*
* FIXME: If two packages share a file (same md5sum), and
* that file is being replaced on disk, will dsi->bneeded get
* adjusted twice? Quite probably!
*/
case FA_CREATE:
dsi->bneeded += bneeded;
dsi->bneeded -= BLOCK_ROUND(prevSize, dsi->bsize);
break;
case FA_ERASE:
dsi->ineeded--;
dsi->bneeded -= bneeded;
break;
default:
break;
}
if (fixupSize)
dsi->bneeded -= BLOCK_ROUND(fixupSize, dsi->bsize);
/* adjust bookkeeping when requirements shrink */
if (dsi->bneeded < dsi->obneeded) dsi->obneeded = dsi->bneeded;
if (dsi->ineeded < dsi->oineeded) dsi->oineeded = dsi->ineeded;
}
