/*
* find a slot by it's slot number or label. If slot number is '0' any
* slot is ok.
*/
int find_slot_by_number_and_label(pkcs11_handle_t *h,
int wanted_slot_id,
const char *wanted_token_label,
unsigned int *slot_num)
{
int rv;
const char *token_label = NULL;
PK11SlotInfo *slot = NULL;
/* we want a specific slot id, or we don't kare about the label */
if ((wanted_token_label == NULL) || (wanted_slot_id != 0)) {
rv = find_slot_by_number(h, wanted_slot_id, slot_num);
/* if we don't care about the label, or we failed, we're done */
if ((wanted_token_label == NULL) || (rv != 0)) {
return rv;
}
/* verify it's the label we want */
token_label = PK11_GetTokenName(h->slot);
if ((token_label != NULL) &&
(strcmp (wanted_token_label, token_label) == 0)) {
return 0;
}
return -1;
}
/* we want a specific slot by label only */
slot = PK11_FindSlotByName(wanted_token_label);
if (!slot) {
return -1;
}
/* make sure it's in the right module */
if (h->module) {
if (h->module != PK11_GetModule(slot)) {
PK11_FreeSlot(slot);
return -1;
}
} else {
/* no module was specified, use the one slot came in */
h->module = SECMOD_ReferenceModule(PK11_GetModule(slot));
}
h->slot = slot; /* Adopt the reference */
*slot_num = PK11_GetSlotID(h->slot);
return 0;
}
NSS_IMPLEMENT PRStatus
nssToken_GetTrustOrder(NSSToken *tok)
{
PK11SlotInfo *slot;
SECMODModule *module;
slot = tok->pk11slot;
module = PK11_GetModule(slot);
return module->trustOrder;
}
int find_slot_by_number(pkcs11_handle_t *h, unsigned int slot_num, unsigned int *slotID)
{
SECMODModule *module = h->module;
int i;
/* if module is null,
* any of the PKCS #11 modules specified in the system config
* is available, find one */
if (module == NULL) {
PK11SlotList *list;
PK11SlotListElement *le;
PK11SlotInfo *slot = NULL;
/* find a slot, we haven't specifically selected a module,
* so find an appropriate one. */
/* get them all */
list = PK11_GetAllTokens(CKM_INVALID_MECHANISM, PR_FALSE, PR_TRUE, NULL);
if (list == NULL) {
return -1;
}
for (le = list->head; le; le = le->next) {
CK_SLOT_INFO slInfo;
SECStatus rv;
slInfo.flags = 0;
rv = PK11_GetSlotInfo(le->slot, &slInfo);
if (rv == SECSuccess && (slInfo.flags & CKF_REMOVABLE_DEVICE)) {
slot = PK11_ReferenceSlot(le->slot);
module = SECMOD_ReferenceModule(PK11_GetModule(le->slot));
break;
}
}
PK11_FreeSlotList(list);
if (slot == NULL) {
return -1;
}
h->slot = slot;
h->module = module;
*slotID = PK11_GetSlotID(slot);
return 0;
}
/*
* we're configured with a specific module, look for a present slot
* on that module. */
if (slot_num == 0) {
/* threaded applications should also acquire the
* DefaultModuleListLock */
for (i=0; i < module->slotCount; i++) {
if (module->slots[i] && PK11_IsPresent(module->slots[i])) {
h->slot = PK11_ReferenceSlot(module->slots[i]);
*slotID = PK11_GetSlotID(h->slot);
return 0;
}
}
}
/* we're configured for a specific module and token, see if it's present */
slot_num--;
if (slot_num < module->slotCount && module->slots &&
module->slots[slot_num] && PK11_IsPresent(module->slots[slot_num])) {
h->slot = PK11_ReferenceSlot(module->slots[slot_num]);
*slotID = PK11_GetSlotID(h->slot);
return 0;
}
return -1;
}