static int spicevmc_red_channel_client_handle_message(RedChannelClient *rcc,
uint16_t type,
uint32_t size,
uint8_t *msg)
{
SpiceVmcState *state;
SpiceCharDeviceInstance *sin;
SpiceCharDeviceInterface *sif;
state = spicevmc_red_channel_client_get_state(rcc);
sin = state->chardev_sin;
sif = SPICE_CONTAINEROF(sin->base.sif, SpiceCharDeviceInterface, base);
switch (type) {
case SPICE_MSGC_SPICEVMC_DATA:
spice_assert(state->recv_from_client_buf->buf == msg);
state->recv_from_client_buf->buf_used = size;
spice_char_device_write_buffer_add(state->chardev_st, state->recv_from_client_buf);
state->recv_from_client_buf = NULL;
break;
case SPICE_MSGC_PORT_EVENT:
if (size != sizeof(uint8_t)) {
spice_warning("bad port event message size");
return FALSE;
}
if (sif->base.minor_version >= 2 && sif->event != NULL)
sif->event(sin, *msg);
break;
default:
return red_channel_client_handle_message(rcc, size, type, msg);
}
return TRUE;
}
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;
}
