int
virNWFilterObjListGetNames(virNWFilterObjListPtr nwfilters,
virConnectPtr conn,
virNWFilterObjListFilter filter,
char **const names,
int maxnames)
{
int nnames = 0;
size_t i;
virNWFilterDefPtr def;
for (i = 0; i < nwfilters->count && nnames < maxnames; i++) {
virNWFilterObjPtr obj = nwfilters->objs[i];
virNWFilterObjLock(obj);
def = obj->def;
if (!filter || filter(conn, def)) {
if (VIR_STRDUP(names[nnames], def->name) < 0) {
virNWFilterObjUnlock(obj);
goto failure;
}
nnames++;
}
virNWFilterObjUnlock(obj);
}
return nnames;
failure:
while (--nnames >= 0)
VIR_FREE(names[nnames]);
return -1;
}
static int
nwfilterListNWFilters(virConnectPtr conn,
char **const names,
int nnames) {
virNWFilterDriverStatePtr driver = conn->nwfilterPrivateData;
int got = 0, i;
nwfilterDriverLock(driver);
for (i = 0 ; i < driver->nwfilters.count && got < nnames ; i++) {
virNWFilterObjLock(driver->nwfilters.objs[i]);
if (!(names[got] = strdup(driver->nwfilters.objs[i]->def->name))) {
virNWFilterObjUnlock(driver->nwfilters.objs[i]);
virReportOOMError();
goto cleanup;
}
got++;
virNWFilterObjUnlock(driver->nwfilters.objs[i]);
}
nwfilterDriverUnlock(driver);
return got;
cleanup:
nwfilterDriverUnlock(driver);
for (i = 0 ; i < got ; i++)
VIR_FREE(names[i]);
memset(names, 0, nnames * sizeof(*names));
return -1;
}
int
virNWFilterObjListExport(virConnectPtr conn,
virNWFilterObjListPtr nwfilters,
virNWFilterPtr **filters,
virNWFilterObjListFilter filter)
{
virNWFilterPtr *tmp_filters = NULL;
int nfilters = 0;
virNWFilterPtr nwfilter = NULL;
virNWFilterObjPtr obj = NULL;
virNWFilterDefPtr def;
size_t i;
int ret = -1;
if (!filters) {
ret = nwfilters->count;
goto cleanup;
}
if (VIR_ALLOC_N(tmp_filters, nwfilters->count + 1) < 0)
goto cleanup;
for (i = 0; i < nwfilters->count; i++) {
obj = nwfilters->objs[i];
virNWFilterObjLock(obj);
def = obj->def;
if (!filter || filter(conn, def)) {
if (!(nwfilter = virGetNWFilter(conn, def->name, def->uuid))) {
virNWFilterObjUnlock(obj);
goto cleanup;
}
tmp_filters[nfilters++] = nwfilter;
}
virNWFilterObjUnlock(obj);
}
*filters = tmp_filters;
tmp_filters = NULL;
ret = nfilters;
cleanup:
if (tmp_filters) {
for (i = 0; i < nfilters; i ++)
virObjectUnref(tmp_filters[i]);
}
VIR_FREE(tmp_filters);
return ret;
}
static virNWFilterObjPtr
virNWFilterObjNew(void)
{
virNWFilterObjPtr obj;
if (VIR_ALLOC(obj) < 0)
return NULL;
if (virMutexInitRecursive(&obj->lock) < 0) {
virReportError(VIR_ERR_INTERNAL_ERROR,
"%s", _("cannot initialize mutex"));
VIR_FREE(obj);
return NULL;
}
virNWFilterObjLock(obj);
return obj;
}
int
virNWFilterObjListNumOfNWFilters(virNWFilterObjListPtr nwfilters,
virConnectPtr conn,
virNWFilterObjListFilter filter)
{
size_t i;
int nfilters = 0;
for (i = 0; i < nwfilters->count; i++) {
virNWFilterObjPtr obj = nwfilters->objs[i];
virNWFilterObjLock(obj);
if (!filter || filter(conn, obj->def))
nfilters++;
virNWFilterObjUnlock(obj);
}
return nfilters;
}
virNWFilterObjPtr
virNWFilterObjListFindByName(virNWFilterObjListPtr nwfilters,
const char *name)
{
size_t i;
virNWFilterObjPtr obj;
virNWFilterDefPtr def;
for (i = 0; i < nwfilters->count; i++) {
obj = nwfilters->objs[i];
virNWFilterObjLock(obj);
def = obj->def;
if (STREQ_NULLABLE(def->name, name))
return obj;
virNWFilterObjUnlock(obj);
}
return NULL;
}
virNWFilterObjPtr
virNWFilterObjListFindByUUID(virNWFilterObjListPtr nwfilters,
const unsigned char *uuid)
{
size_t i;
virNWFilterObjPtr obj;
virNWFilterDefPtr def;
for (i = 0; i < nwfilters->count; i++) {
obj = nwfilters->objs[i];
virNWFilterObjLock(obj);
def = obj->def;
if (!memcmp(def->uuid, uuid, VIR_UUID_BUFLEN))
return obj;
virNWFilterObjUnlock(obj);
}
return NULL;
}
void
virNWFilterObjListRemove(virNWFilterObjListPtr nwfilters,
virNWFilterObjPtr obj)
{
size_t i;
virNWFilterObjUnlock(obj);
for (i = 0; i < nwfilters->count; i++) {
virNWFilterObjLock(nwfilters->objs[i]);
if (nwfilters->objs[i] == obj) {
virNWFilterObjUnlock(nwfilters->objs[i]);
virNWFilterObjFree(nwfilters->objs[i]);
VIR_DELETE_ELEMENT(nwfilters->objs, i, nwfilters->count);
break;
}
virNWFilterObjUnlock(nwfilters->objs[i]);
}
}
