int exfat_bitmap_free_clusters(exfat_bs_t *bs, exfat_node_t *nodep,
exfat_cluster_t count)
{
exfat_cluster_t lastc;
lastc = nodep->firstc + ROUND_UP(nodep->size, BPC(bs)) / BPC(bs) - 1;
lastc -= count;
return exfat_bitmap_clear_clusters(bs, nodep->idx->service_id, lastc + 1, count);
}
int exfat_bitmap_replicate_clusters(exfat_bs_t *bs, exfat_node_t *nodep)
{
int rc;
exfat_cluster_t lastc, clst;
service_id_t service_id = nodep->idx->service_id;
lastc = nodep->firstc + ROUND_UP(nodep->size, BPC(bs)) / BPC(bs) - 1;
for (clst = nodep->firstc; clst < lastc; clst++) {
rc = exfat_set_cluster(bs, service_id, clst, clst + 1);
if (rc != EOK)
return rc;
}
return exfat_set_cluster(bs, service_id, lastc, EXFAT_CLST_EOF);
}
void MSD_seq(char **ffpp, char **ffii, const int nin, /**/ float *out) {
BopData *dpp0, *dii0, *dpp, *dii;
const int *ii0, *ii;
const float *pp0, *pp;
long np;
BPC( bop_ini(&dpp0) );
BPC( bop_ini(&dii0) );
read_data(ffpp[0], dpp0, ffii[0], dii0);
pp0 = (const float *) bop_get_data(dpp0);
ii0 = (const int *) bop_get_data(dii0);
BPC( bop_get_n(dii0, &np) );
const int buffsize = max_index(ii0, np) + 1;
float *rr0 = new float[3*buffsize]; /* initial positions */
float *rrc = new float[3*buffsize]; /* current positions */
float *rrp = new float[3*buffsize]; /* previous positions */
float *ddL = new float[3*buffsize]; /* helper for periodic BC */
memset(rr0, 0, 3*buffsize*sizeof(float));
memset(ddL, 0, 3*buffsize*sizeof(float));
pp2rr_sorted(ii0, pp0, np, 6, /**/ rr0);
memcpy(rrp, rr0, 3*buffsize*sizeof(float));
for (int i = 1; i < nin; ++i) {
BPC( bop_ini(&dpp) );
BPC( bop_ini(&dii) );
read_data(ffpp[i], dpp, ffii[i], dii);
pp = (const float *) bop_get_data(dpp);
ii = (const int *) bop_get_data(dii);
memset(rrc, 0, 3*buffsize*sizeof(float));
pp2rr_sorted(ii, pp, np, 6, /**/ rrc);
updddL(rrp, rrc, buffsize, /**/ ddL);
out[i-1] = MSD(rr0, rrc, ddL, buffsize, np);
BPC( bop_fin(dpp) );
BPC( bop_fin(dii) );
memcpy(rrp, rrc, 3*buffsize*sizeof(float));
}
delete[] rr0; delete[] rrc;
delete[] rrp; delete[] ddL;
BPC( bop_fin(dpp0) );
BPC( bop_fin(dii0) );
}
int exfat_bitmap_append_clusters(exfat_bs_t *bs, exfat_node_t *nodep,
exfat_cluster_t count)
{
if (nodep->firstc == 0) {
return exfat_bitmap_alloc_clusters(bs, nodep->idx->service_id,
&nodep->firstc, count);
} else {
exfat_cluster_t lastc, clst;
lastc = nodep->firstc + ROUND_UP(nodep->size, BPC(bs)) / BPC(bs) - 1;
clst = lastc + 1;
while (exfat_bitmap_is_free(bs, nodep->idx->service_id, clst) == EOK) {
if (clst - lastc == count){
return exfat_bitmap_set_clusters(bs, nodep->idx->service_id,
lastc + 1, count);
} else
clst++;
}
return ENOSPC;
}
}
