static int smartcard_channel_handle_message(RedChannelClient *rcc,
uint16_t type,
uint32_t size,
uint8_t *msg)
{
VSCMsgHeader* vheader = (VSCMsgHeader*)msg;
SmartCardChannelClient *scc = SPICE_CONTAINEROF(rcc, SmartCardChannelClient, base);
if (type != SPICE_MSGC_SMARTCARD_DATA) {
/* Handles seamless migration protocol. Also handles ack's,
* spicy sends them while spicec does not */
return red_channel_client_handle_message(rcc, size, type, msg);
}
spice_assert(size == vheader->length + sizeof(VSCMsgHeader));
switch (vheader->type) {
case VSC_ReaderAdd:
smartcard_add_reader(scc, msg + sizeof(VSCMsgHeader));
return TRUE;
break;
case VSC_ReaderRemove:
smartcard_remove_reader(scc, vheader->reader_id);
return TRUE;
break;
case VSC_Init:
// ignore - we should never get this anyway
return TRUE;
break;
case VSC_Error:
case VSC_ATR:
case VSC_CardRemove:
case VSC_APDU:
break; // passed on to device
default:
printf("ERROR: unexpected message on smartcard channel\n");
return TRUE;
}
/* todo: fix */
if (vheader->reader_id >= g_smartcard_readers.num) {
spice_printerr("ERROR: received message for non existing reader: %d, %d, %d", vheader->reader_id,
vheader->type, vheader->length);
return FALSE;
}
spice_assert(scc->write_buf->buf == msg);
smartcard_channel_write_to_reader(scc->write_buf);
return TRUE;
}
static int smartcard_channel_handle_message(RedChannel *channel, SpiceDataHeader *header, uint8_t *msg)
{
VSCMsgHeader* vheader = (VSCMsgHeader*)msg;
SmartCardChannel* smartcard_channel = (SmartCardChannel*)channel;
ASSERT(header->size == vheader->length + sizeof(VSCMsgHeader));
switch (vheader->type) {
case VSC_ReaderAdd:
smartcard_add_reader(smartcard_channel, msg + sizeof(VSCMsgHeader));
return TRUE;
break;
case VSC_ReaderRemove:
smartcard_remove_reader(smartcard_channel, vheader->reader_id);
return TRUE;
break;
case VSC_ReaderAddResponse:
/* We shouldn't get this - we only send it */
return TRUE;
break;
case VSC_Init:
case VSC_Error:
case VSC_ATR:
case VSC_CardRemove:
case VSC_APDU:
break; // passed on to device
default:
printf("ERROR: unexpected message on smartcard channel\n");
return TRUE;
}
if (vheader->reader_id >= g_smartcard_readers.num) {
red_printf("ERROR: received message for non existent reader: %d, %d, %d", vheader->reader_id,
vheader->type, vheader->length);
return FALSE;
}
smartcard_channel_write_to_reader(smartcard_channel, vheader);
return TRUE;
}
