int ServerMessageProcessor::process_incoming_msg(LSP_Packet& packet)
{
if(MessageProcessor::process_incoming_msg(packet) == FAILURE)
return FAILURE;
switch(packet.getType())
{
case CONN_REQ:
{
process_conn_req(packet);
break;
}
case ACK:
{
process_ack_packet(packet);
break;
}
case DATA:
{
process_data_packet(packet);
break;
}
default:
fprintf( stderr, "Unknown Packet Type!\n");
packet.print();
}
return SUCCESS;
}
sap_internal_error handle_sap_request(int a_remote_sk, sap_msg_id a_event, unsigned char a_param_cnt)
{
int retval = 0;
LOGV("->%s: sap_state: %d", __func__, sap_state);
switch(sap_state) {
case DISCONNECTED:
switch(a_event) {
case CONNECT_REQ:
LOGV("%s: CONNECT_REQ\n", __func__);
retval = process_conn_req(a_remote_sk, a_param_cnt);
break;
case DISCONNECT_REQ:
if (error_occured) {
LOGV("%s: DISCONNECT_REQ in disconnected state\n", __func__);
/* honor the disconnect request and send valid
* valid response. Client might send the disconnect request
* as a result of previous error response due to invalid
* connection request */
retval = send_disconn_resp(a_remote_sk);
error_occured = FALSE;
}
break;
default:
LOGV("SM Error: State: %d :: Event:%d", sap_state, a_event);
retval = SAP_ERR_ILLEGAL_ARG;
}break;
case CONNECTED_READY:
case DISCONNECTING:
if (sap_state == DISCONNECTING){
/*TODO*/
/*fall through If the state is in Diconnecting
elapsed time is leass than the expected*/
/*if not, initiate the disconnect immediate*/
time_t current_time = time(¤t_time);
if (difftime(current_time, disconnect_initiated_time) >= DISCONNECT_TIMEOUT) {
alarm(0);
retval = send_disconn_ind(a_remote_sk, IMMEDIATE_DISCONN);
if (retval != SAP_ERR_NONE) {
LOGI("%s: Error while sending the diconn_ind", __func__);
}
qmi_sap_disconnect(UIM_SAP_DISCONNECT_IMMEDIATE_V01, FALSE);
/*Mark this as a QMI error
erro case, so that it cleans up*/
retval = SAP_ERR_QMI;
}
}
switch(a_event) {
case TRANSFER_APDU_REQ:
LOGV("%s: TRANSFER_APDU_REQ\n", __func__);
set_sap_state (PROCESSING_APDU);
retval = process_tx_apdu_req(a_remote_sk, a_param_cnt);
break;
case TRANSFER_ATR_REQ:
LOGV("%s: TRANSFER_ATR_REQ\n", __func__);
set_sap_state (PROCESSING_ATR);
retval = process_tx_atr_req(a_param_cnt);
break;
case POWER_SIM_OFF_REQ:
LOGV("%s: POWER_SIM_OFF_REQ\n", __func__);
set_sap_state (PROCESSING_SIM_OFF);
retval = process_sim_off_req(a_param_cnt);
break;
case POWER_SIM_ON_REQ:
LOGV("%s: POWER_SIM_ON_REQ\n", __func__);
set_sap_state (PROCESSING_SIM_ON);
retval = process_sim_on_req(a_param_cnt);
break;
case RESET_SIM_REQ:
LOGV("%s: RESET_SIM_REQ\n", __func__);
set_sap_state (PROCESSING_SIM_RESET);
retval = process_sim_reset_req(a_param_cnt);
break;
case TRANSFER_CARD_READER_STATUS_REQ:
LOGV("%s: TRANSFER_CARD_READER_STATUS_REQ\n", __func__);
set_sap_state (PROCESSING_TX_CARD_RDR_STATUS);
retval = process_tx_card_stat_req(a_param_cnt);
break;
case DISCONNECT_REQ:
LOGV("%s: DISCONNECT_REQ\n", __func__);
retval = process_disconn_req(a_param_cnt);
break;
default:
LOGV("SM Error: State: %d :: Event:%d", sap_state, a_event);
retval = SAP_ERR_ILLEGAL_ARG;
} break;
case PROCESSING_APDU:
case PROCESSING_ATR:
case PROCESSING_SIM_ON:
case PROCESSING_TX_CARD_RDR_STATUS:
{
switch(a_event){
case DISCONNECT_REQ:
LOGV("%s: DISCONNECT_REQ\n", __func__);
retval = process_disconn_req(a_param_cnt);
break;
case POWER_SIM_OFF_REQ:
LOGV("%s: POWER_SIM_OFF_REQ\n", __func__);
set_sap_state (PROCESSING_SIM_OFF);
retval = process_sim_off_req(a_param_cnt);
break;
case RESET_SIM_REQ:
LOGV("%s: RESET_SIM_REQ\n", __func__);
set_sap_state (PROCESSING_SIM_RESET);
retval = process_sim_reset_req(a_param_cnt);
break;
default:
LOGV("SM Error: State: %d :: Event:%d", sap_state, a_event);
retval = SAP_ERR_ILLEGAL_ARG;
}
}break;
case PROCESSING_SIM_OFF:
case PROCESSING_SIM_RESET:
/*It is not expected to get any request
when these are processing*/
default:
LOGV("%s: Default case\n", __func__);
retval = SAP_ERR_ILLEGAL_ARG;
break;
}
if (retval == SAP_ERR_ILLEGAL_ARG) {
/*Do a dummy socket read to clear all
the contents*/
clear_contents(conn_sk);
/*Send an ERR_RESP packet to client?*/
retval = send_error_resp(conn_sk);
if (SAP_ERR_NONE == retval)
/* Set the flag to indicate the error_resp*/
error_occured = TRUE;
/*Don't need to close the connection,
Client may send the Disconnect request
after it recieves the error response*/
}
LOGV("%s returns %d", __func__, retval);
return retval;
}
