ni_status ni2_mergedirprop(void *domain, ni_id *dir, const ni_name key, ni_namelist values)
{
/* mergeprop given a directory rather than a pathname */
ni_status ret;
ni_property p;
ni_namelist nl;
ni_index where, whereval;
int i;
/* need to be talking to the master */
ni_needwrite(domain, 1);
/* fetch list of property keys from directory */
NI_INIT(&nl);
ret = ni_listprops(domain, dir, &nl);
if (ret != NI_OK) {
return ret;
}
/* check for existing property with this key */
where = ni_namelist_match(nl, key);
ni_namelist_free(&nl);
/* if property doesn't exist, create it */
if (where == NI_INDEX_NULL) {
NI_INIT(&p);
p.nip_name = ni_name_dup(key);
p.nip_val = ni_namelist_dup(values);
ret = ni_createprop(domain, dir, p, NI_INDEX_NULL);
ni_prop_free(&p);
return ret;
}
/* property exists: replace the existing values */
/* fetch existing namelist for this property */
NI_INIT(&nl);
ret = ni_readprop(domain, dir, where, &nl);
if (ret != NI_OK) {
return ret;
}
/* merge new values */
for (i = 0; i < values.ni_namelist_len; i++) {
whereval = ni_namelist_match(nl, values.ni_namelist_val[i]);
if (whereval == NI_INDEX_NULL) {
ni_namelist_insert(&nl, values.ni_namelist_val[i], NI_INDEX_NULL);
}
}
/* write the new list back */
ret = ni_writeprop(domain, dir, where, nl);
ni_namelist_free(&nl);
return ret;
}
void nipl_createprop(ni_proplist *l, const ni_name n)
{
/* property list utility */
/* add a name property to a property list */
ni_property p;
NI_INIT(&p);
p.nip_name = ni_name_dup(n);
p.nip_val.ninl_len = 0;
p.nip_val.ninl_val = NULL;
ni_proplist_insert(l, p, NI_INDEX_NULL);
ni_prop_free(&p);
}
void
ni_proplist_delete(
ni_proplist *pl,
ni_index which
)
{
int i;
ni_prop_free(&pl->nipl_val[which]);
for (i = (int)which + 1; i < pl->nipl_len; i++) {
pl->nipl_val[i - 1] = pl->nipl_val[i];
}
MM_SHRINK_ARRAY(pl->nipl_val, pl->nipl_len--);
}
void
ni_proplist_free(
ni_proplist *pl
)
{
ni_index i;
if (pl->nipl_val == NULL) {
return;
}
for (i = 0; i < pl->nipl_len; i++) {
ni_prop_free(&pl->nipl_val[i]);
}
MM_FREE_ARRAY(pl->nipl_val, pl->nipl_len);
NI_INIT(pl);
}
ni_status ni2_createdirprop(void *domain, ni_id *dir, const ni_name key, ni_namelist values)
{
/* createprop given a directory rather than a pathname */
ni_status ret;
ni_property p;
ni_namelist nl;
ni_index where;
/* need to be talking to the master */
ni_needwrite(domain, 1);
/* fetch list of property keys from directory */
NI_INIT(&nl);
ret = ni_listprops(domain, dir, &nl);
if (ret != NI_OK) {
return ret;
}
/* check for existing property with this key */
where = ni_namelist_match(nl, key);
ni_namelist_free(&nl);
/* if property doesn't exist, create it */
if (where == NI_INDEX_NULL) {
NI_INIT(&p);
p.nip_name = ni_name_dup(key);
p.nip_val = ni_namelist_dup(values);
ret = ni_createprop(domain, dir, p, NI_INDEX_NULL);
ni_prop_free(&p);
return ret;
}
/* property exists: replace the existing values */
ret = ni_writeprop(domain, dir, where, values);
return ret;
}