/* Re-insert of a card that has been removed by force removal */
VCardEmulError
vcard_emul_force_card_insert(VReader *vreader)
{
VReaderEmul *vreader_emul;
VCard *vcard;
if (!nss_emul_init || (vreader_card_is_present(vreader) == VREADER_OK)) {
return VCARD_EMUL_FAIL; /* card is already removed */
}
vreader_emul = vreader_get_private(vreader);
/* if it's a softcard, get the saved vcard from the reader emul structure */
if (vreader_emul->saved_vcard) {
vcard = vcard_reference(vreader_emul->saved_vcard);
} else {
/* it must be a physical card, rebuild it */
if (!PK11_IsPresent(vreader_emul->slot)) {
/* physical card has been removed, not way to reinsert it */
return VCARD_EMUL_FAIL;
}
vcard = vcard_emul_mirror_card(vreader);
}
vreader_insert_card(vreader, vcard);
vcard_free(vcard);
return VCARD_EMUL_OK;
}
/* pull the slot out of the reader private data */
static PK11SlotInfo *
vcard_emul_reader_get_slot(VReader *vreader)
{
VReaderEmul *vreader_emul = vreader_get_private(vreader);
if (vreader_emul == NULL) {
return NULL;
}
return vreader_emul->slot;
}
/*
* This thread looks for card and reader insertions and puts events on the
* event queue
*/
static void
vcard_emul_event_thread(void *arg)
{
PK11SlotInfo *slot;
VReader *vreader;
VReaderEmul *vreader_emul;
VCard *vcard;
SECMODModule *module = (SECMODModule *)arg;
do {
slot = SECMOD_WaitForAnyTokenEvent(module, 0, 500);
if (slot == NULL) {
break;
}
vreader = vcard_emul_find_vreader_from_slot(slot);
if (vreader == NULL) {
/* new vreader */
vreader_emul = vreader_emul_new(slot, default_card_type,
default_type_params);
vreader = vreader_new(PK11_GetSlotName(slot), vreader_emul,
vreader_emul_delete);
PK11_FreeSlot(slot);
slot = NULL;
vreader_add_reader(vreader);
vreader_free(vreader);
continue;
}
/* card remove/insert */
vreader_emul = vreader_get_private(vreader);
if (PK11_IsPresent(slot)) {
int series = PK11_GetSlotSeries(slot);
if (series != vreader_emul->series) {
if (vreader_emul->present) {
vreader_insert_card(vreader, NULL);
}
vcard = vcard_emul_mirror_card(vreader);
vreader_insert_card(vreader, vcard);
vcard_free(vcard);
}
vreader_emul->series = series;
vreader_emul->present = 1;
vreader_free(vreader);
PK11_FreeSlot(slot);
continue;
}
if (vreader_emul->present) {
vreader_insert_card(vreader, NULL);
}
vreader_emul->series = 0;
vreader_emul->present = 0;
PK11_FreeSlot(slot);
vreader_free(vreader);
} while (1);
}
/* if the card is inserted when we start up, make sure our state is correct */
static void
vcard_emul_init_series(VReader *vreader, VCard *vcard)
{
VReaderEmul *vreader_emul = vreader_get_private(vreader);
PK11SlotInfo *slot = vreader_emul->slot;
vreader_emul->present = PK11_IsPresent(slot);
vreader_emul->series = PK11_GetSlotSeries(slot);
if (vreader_emul->present == 0) {
vreader_insert_card(vreader, NULL);
}
}
/*
* TODO: move this to emulater non-specific file
*/
static const char *
vcard_emul_get_type_params(VReader *vreader)
{
VReaderEmul *vreader_emul;
vreader_emul = vreader_get_private(vreader);
if (vreader_emul && vreader_emul->type_params) {
return vreader_emul->type_params;
}
return "";
}
/*
* TODO: move this to emulater non-specific file
*/
static VCardEmulType
vcard_emul_get_type(VReader *vreader)
{
VReaderEmul *vreader_emul;
vreader_emul = vreader_get_private(vreader);
if (vreader_emul && vreader_emul->default_type != VCARD_EMUL_NONE) {
return vreader_emul->default_type;
}
return vcard_emul_type_select(vreader);
}
static VReader *
vcard_emul_find_vreader_from_slot(PK11SlotInfo *slot)
{
VReaderList *reader_list = vreader_get_reader_list();
VReaderListEntry *current_entry = NULL;
if (reader_list == NULL) {
return NULL;
}
for (current_entry = vreader_list_get_first(reader_list); current_entry;
current_entry = vreader_list_get_next(current_entry)) {
VReader *reader = vreader_list_get_reader(current_entry);
VReaderEmul *reader_emul = vreader_get_private(reader);
if (reader_emul->slot == slot) {
return reader;
}
vreader_free(reader);
}
return NULL;
}
/*
* This thread looks for card and reader insertions and puts events on the
* event queue
*/
static void
vcard_emul_event_thread(void *arg)
{
PK11SlotInfo *slot;
VReader *vreader;
VReaderEmul *vreader_emul;
VCard *vcard;
SECMODModule *module = (SECMODModule *)arg;
do {
/*
* XXX - the latency value doesn't matter one bit. you only get no
* blocking (flags |= CKF_DONT_BLOCK) or PKCS11_WAIT_LATENCY (==500),
* hard coded in coolkey. And it isn't coolkey's fault - the timeout
* value we pass get's dropped on the floor before C_WaitForSlotEvent
* is called.
*/
slot = SECMOD_WaitForAnyTokenEvent(module, 0, 500);
if (slot == NULL) {
/* this could be just a no event indication */
if (PORT_GetError() == SEC_ERROR_NO_EVENT) {
continue;
}
break;
}
vreader = vcard_emul_find_vreader_from_slot(slot);
if (vreader == NULL) {
/* new vreader */
vreader_emul = vreader_emul_new(slot, default_card_type,
default_type_params);
vreader = vreader_new(PK11_GetSlotName(slot), vreader_emul,
vreader_emul_delete);
PK11_FreeSlot(slot);
slot = NULL;
vreader_add_reader(vreader);
vreader_free(vreader);
continue;
}
/* card remove/insert */
vreader_emul = vreader_get_private(vreader);
if (PK11_IsPresent(slot)) {
int series = PK11_GetSlotSeries(slot);
if (series != vreader_emul->series) {
if (vreader_emul->present) {
vreader_insert_card(vreader, NULL);
}
vcard = vcard_emul_mirror_card(vreader);
vreader_insert_card(vreader, vcard);
vcard_free(vcard);
}
vreader_emul->series = series;
vreader_emul->present = 1;
vreader_free(vreader);
PK11_FreeSlot(slot);
continue;
}
if (vreader_emul->present) {
vreader_insert_card(vreader, NULL);
}
vreader_emul->series = 0;
vreader_emul->present = 0;
PK11_FreeSlot(slot);
vreader_free(vreader);
} while (1);
}
