static int ccid_handle_bulk_out(USBCCIDState *s, USBPacket *p) { CCID_Header *ccid_header; if (p->len + s->bulk_out_pos > BULK_OUT_DATA_SIZE) { return USB_RET_STALL; } ccid_header = (CCID_Header *)s->bulk_out_data; memcpy(s->bulk_out_data + s->bulk_out_pos, p->data, p->len); s->bulk_out_pos += p->len; if (p->len == CCID_MAX_PACKET_SIZE) { DPRINTF(s, D_VERBOSE, "usb-ccid: bulk_in: expecting more packets (%d/%d)\n", p->len, ccid_header->dwLength); return 0; } if (s->bulk_out_pos < 10) { DPRINTF(s, 1, "%s: bad USB_TOKEN_OUT length, should be at least 10 bytes\n", __func__); } else { DPRINTF(s, D_MORE_INFO, "%s %x\n", __func__, ccid_header->bMessageType); switch (ccid_header->bMessageType) { case CCID_MESSAGE_TYPE_PC_to_RDR_GetSlotStatus: ccid_write_slot_status(s, ccid_header); break; case CCID_MESSAGE_TYPE_PC_to_RDR_IccPowerOn: DPRINTF(s, 1, "PowerOn: %d\n", ((CCID_IccPowerOn *)(ccid_header))->bPowerSelect); s->powered = true; if (!ccid_card_inserted(s)) { ccid_report_error_failed(s, ERROR_ICC_MUTE); } /* atr is written regardless of error. */ ccid_write_data_block_atr(s, ccid_header); break; case CCID_MESSAGE_TYPE_PC_to_RDR_IccPowerOff: DPRINTF(s, 1, "PowerOff\n"); ccid_reset_error_status(s); s->powered = false; ccid_write_slot_status(s, ccid_header); break; case CCID_MESSAGE_TYPE_PC_to_RDR_XfrBlock: ccid_on_apdu_from_guest(s, (CCID_XferBlock *)s->bulk_out_data); break; case CCID_MESSAGE_TYPE_PC_to_RDR_SetParameters: ccid_reset_error_status(s); ccid_set_parameters(s, ccid_header); ccid_write_parameters(s, ccid_header); break; case CCID_MESSAGE_TYPE_PC_to_RDR_ResetParameters: ccid_reset_error_status(s); ccid_reset_parameters(s); ccid_write_parameters(s, ccid_header); break; case CCID_MESSAGE_TYPE_PC_to_RDR_GetParameters: ccid_reset_error_status(s); ccid_write_parameters(s, ccid_header); break; default: DPRINTF(s, 1, "handle_data: ERROR: unhandled message type %Xh\n", ccid_header->bMessageType); /* * The caller is expecting the device to respond, tell it we * don't support the operation. */ ccid_report_error_failed(s, ERROR_CMD_NOT_SUPPORTED); ccid_write_slot_status(s, ccid_header); break; } } s->bulk_out_pos = 0; return 0; }