| /****************************************************************************** |
| * |
| * Copyright (C) 2010-2012 Broadcom Corporation |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at: |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| * |
| ******************************************************************************/ |
| |
| /****************************************************************************** |
| * |
| * NFA interface to LLCP |
| * |
| ******************************************************************************/ |
| #include <string.h> |
| #include "nfc_api.h" |
| #include "nfa_sys.h" |
| #include "nfa_sys_int.h" |
| #include "llcp_defs.h" |
| #include "llcp_api.h" |
| #include "nfa_p2p_api.h" |
| #include "nfa_p2p_int.h" |
| |
| /***************************************************************************** |
| ** Constants |
| *****************************************************************************/ |
| |
| /******************************************************************************* |
| ** |
| ** Function NFA_P2pRegisterServer |
| ** |
| ** Description This function is called to listen to a SAP as server on LLCP. |
| ** |
| ** NFA_P2P_REG_SERVER_EVT will be returned with status and handle. |
| ** |
| ** If server_sap is set to NFA_P2P_ANY_SAP, then NFA will allocate |
| ** a SAP between LLCP_LOWER_BOUND_SDP_SAP and LLCP_UPPER_BOUND_SDP_SAP |
| ** Otherwise, server_sap must be between (LLCP_SDP_SAP + 1) and |
| ** LLCP_UPPER_BOUND_SDP_SAP |
| ** |
| ** link_type : NFA_P2P_LLINK_TYPE and/or NFA_P2P_DLINK_TYPE |
| ** |
| ** Note: If RF discovery is started, NFA_StopRfDiscovery()/NFA_RF_DISCOVERY_STOPPED_EVT |
| ** should happen before calling this function |
| ** |
| ** Returns NFA_STATUS_OK if successfully initiated |
| ** NFA_STATUS_FAILED otherwise |
| ** |
| *******************************************************************************/ |
| tNFA_STATUS NFA_P2pRegisterServer (UINT8 server_sap, |
| tNFA_P2P_LINK_TYPE link_type, |
| char *p_service_name, |
| tNFA_P2P_CBACK *p_cback) |
| { |
| tNFA_P2P_API_REG_SERVER *p_msg; |
| |
| P2P_TRACE_API3 ("NFA_P2pRegisterServer (): server_sap:0x%02x, link_type:0x%x, SN:<%s>", |
| server_sap, link_type, p_service_name); |
| |
| if ( (server_sap != NFA_P2P_ANY_SAP) |
| &&((server_sap <= LLCP_SAP_SDP) ||(server_sap > LLCP_UPPER_BOUND_SDP_SAP)) ) |
| { |
| P2P_TRACE_ERROR2 ("NFA_P2pRegisterServer (): server_sap must be between %d and %d", |
| LLCP_SAP_SDP + 1, LLCP_UPPER_BOUND_SDP_SAP); |
| return (NFA_STATUS_FAILED); |
| } |
| else if ( ((link_type & NFA_P2P_LLINK_TYPE) == 0x00) |
| &&((link_type & NFA_P2P_DLINK_TYPE) == 0x00) ) |
| { |
| P2P_TRACE_ERROR1 ("NFA_P2pRegisterServer(): link type (0x%x) must be specified", link_type); |
| return (NFA_STATUS_FAILED); |
| } |
| |
| if ((p_msg = (tNFA_P2P_API_REG_SERVER *) GKI_getbuf (sizeof (tNFA_P2P_API_REG_SERVER))) != NULL) |
| { |
| p_msg->hdr.event = NFA_P2P_API_REG_SERVER_EVT; |
| |
| p_msg->server_sap = server_sap; |
| p_msg->link_type = link_type; |
| |
| BCM_STRNCPY_S (p_msg->service_name, sizeof (p_msg->service_name), p_service_name, LLCP_MAX_SN_LEN); |
| p_msg->service_name[LLCP_MAX_SN_LEN] = 0; |
| |
| p_msg->p_cback = p_cback; |
| |
| nfa_sys_sendmsg (p_msg); |
| |
| return (NFA_STATUS_OK); |
| } |
| |
| return (NFA_STATUS_FAILED); |
| } |
| |
| /******************************************************************************* |
| ** |
| ** Function NFA_P2pRegisterClient |
| ** |
| ** Description This function is called to register a client service on LLCP. |
| ** |
| ** NFA_P2P_REG_CLIENT_EVT will be returned with status and handle. |
| ** |
| ** link_type : NFA_P2P_LLINK_TYPE and/or NFA_P2P_DLINK_TYPE |
| ** |
| ** Returns NFA_STATUS_OK if successfully initiated |
| ** NFA_STATUS_FAILED otherwise |
| ** |
| *******************************************************************************/ |
| tNFA_STATUS NFA_P2pRegisterClient (tNFA_P2P_LINK_TYPE link_type, |
| tNFA_P2P_CBACK *p_cback) |
| { |
| tNFA_P2P_API_REG_CLIENT *p_msg; |
| |
| P2P_TRACE_API1 ("NFA_P2pRegisterClient (): link_type:0x%x", link_type); |
| |
| if ( ((link_type & NFA_P2P_LLINK_TYPE) == 0x00) |
| &&((link_type & NFA_P2P_DLINK_TYPE) == 0x00) ) |
| { |
| P2P_TRACE_ERROR1 ("NFA_P2pRegisterClient (): link type (0x%x) must be specified", link_type); |
| return (NFA_STATUS_FAILED); |
| } |
| |
| if ((p_msg = (tNFA_P2P_API_REG_CLIENT *) GKI_getbuf (sizeof (tNFA_P2P_API_REG_CLIENT))) != NULL) |
| { |
| p_msg->hdr.event = NFA_P2P_API_REG_CLIENT_EVT; |
| |
| p_msg->p_cback = p_cback; |
| p_msg->link_type = link_type; |
| |
| nfa_sys_sendmsg (p_msg); |
| |
| return (NFA_STATUS_OK); |
| } |
| |
| return (NFA_STATUS_FAILED); |
| } |
| |
| /******************************************************************************* |
| ** |
| ** Function NFA_P2pDeregister |
| ** |
| ** Description This function is called to stop listening to a SAP as server |
| ** or stop client service on LLCP. |
| ** |
| ** Note: If this function is called to de-register a server and RF discovery |
| ** is started, NFA_StopRfDiscovery()/NFA_RF_DISCOVERY_STOPPED_EVT |
| ** should happen before calling this function |
| ** |
| ** Returns NFA_STATUS_OK if successfully initiated |
| ** NFA_STATUS_BAD_HANDLE if handle is not valid |
| ** NFA_STATUS_FAILED otherwise |
| ** |
| *******************************************************************************/ |
| tNFA_STATUS NFA_P2pDeregister (tNFA_HANDLE handle) |
| { |
| tNFA_P2P_API_DEREG *p_msg; |
| tNFA_HANDLE xx; |
| |
| P2P_TRACE_API1 ("NFA_P2pDeregister (): handle:0x%02X", handle); |
| |
| xx = handle & NFA_HANDLE_MASK; |
| |
| if ( (xx >= NFA_P2P_NUM_SAP) |
| ||(nfa_p2p_cb.sap_cb[xx].p_cback == NULL) ) |
| { |
| P2P_TRACE_ERROR0 ("NFA_P2pDeregister (): Handle is invalid or not registered"); |
| return (NFA_STATUS_BAD_HANDLE); |
| } |
| |
| if ((p_msg = (tNFA_P2P_API_DEREG *) GKI_getbuf (sizeof (tNFA_P2P_API_DEREG))) != NULL) |
| { |
| p_msg->hdr.event = NFA_P2P_API_DEREG_EVT; |
| |
| p_msg->handle = handle; |
| |
| nfa_sys_sendmsg (p_msg); |
| |
| return (NFA_STATUS_OK); |
| } |
| |
| return (NFA_STATUS_FAILED); |
| } |
| |
| /******************************************************************************* |
| ** |
| ** Function NFA_P2pAcceptConn |
| ** |
| ** Description This function is called to accept a request of data link |
| ** connection to a listening SAP on LLCP after receiving |
| ** NFA_P2P_CONN_REQ_EVT. |
| ** |
| ** Returns NFA_STATUS_OK if successfully initiated |
| ** NFA_STATUS_BAD_HANDLE if handle is not valid |
| ** NFA_STATUS_FAILED otherwise |
| ** |
| *******************************************************************************/ |
| tNFA_STATUS NFA_P2pAcceptConn (tNFA_HANDLE handle, |
| UINT16 miu, |
| UINT8 rw) |
| { |
| tNFA_P2P_API_ACCEPT_CONN *p_msg; |
| tNFA_HANDLE xx; |
| |
| P2P_TRACE_API3 ("NFA_P2pAcceptConn (): handle:0x%02X, MIU:%d, RW:%d", handle, miu, rw); |
| |
| xx = handle & NFA_HANDLE_MASK; |
| |
| if (!(xx & NFA_P2P_HANDLE_FLAG_CONN)) |
| { |
| P2P_TRACE_ERROR0 ("NFA_P2pAcceptConn (): Connection Handle is not valid"); |
| return (NFA_STATUS_BAD_HANDLE); |
| } |
| else |
| { |
| xx &= ~NFA_P2P_HANDLE_FLAG_CONN; |
| } |
| |
| if ( (xx >= LLCP_MAX_DATA_LINK) |
| ||(nfa_p2p_cb.conn_cb[xx].flags == 0) ) |
| { |
| P2P_TRACE_ERROR0 ("NFA_P2pAcceptConn (): Connection Handle is not valid"); |
| return (NFA_STATUS_BAD_HANDLE); |
| } |
| |
| if ((miu < LLCP_DEFAULT_MIU) || (nfa_p2p_cb.local_link_miu < miu)) |
| { |
| P2P_TRACE_ERROR3 ("NFA_P2pAcceptConn (): MIU(%d) must be between %d and %d", |
| miu, LLCP_DEFAULT_MIU, nfa_p2p_cb.local_link_miu); |
| } |
| else if ((p_msg = (tNFA_P2P_API_ACCEPT_CONN *) GKI_getbuf (sizeof (tNFA_P2P_API_ACCEPT_CONN))) != NULL) |
| { |
| p_msg->hdr.event = NFA_P2P_API_ACCEPT_CONN_EVT; |
| |
| p_msg->conn_handle = handle; |
| p_msg->miu = miu; |
| p_msg->rw = rw; |
| |
| nfa_sys_sendmsg (p_msg); |
| |
| return (NFA_STATUS_OK); |
| } |
| |
| return (NFA_STATUS_FAILED); |
| } |
| |
| /******************************************************************************* |
| ** |
| ** Function NFA_P2pRejectConn |
| ** |
| ** Description This function is called to reject a request of data link |
| ** connection to a listening SAP on LLCP after receiving |
| ** NFA_P2P_CONN_REQ_EVT. |
| ** |
| ** Returns NFA_STATUS_OK if successfully initiated |
| ** NFA_STATUS_BAD_HANDLE if handle is not valid |
| ** NFA_STATUS_FAILED otherwise |
| ** |
| *******************************************************************************/ |
| tNFA_STATUS NFA_P2pRejectConn (tNFA_HANDLE handle) |
| { |
| tNFA_P2P_API_REJECT_CONN *p_msg; |
| tNFA_HANDLE xx; |
| |
| P2P_TRACE_API1 ("NFA_P2pRejectConn (): handle:0x%02X", handle); |
| |
| xx = handle & NFA_HANDLE_MASK; |
| |
| if (!(xx & NFA_P2P_HANDLE_FLAG_CONN)) |
| { |
| P2P_TRACE_ERROR0 ("NFA_P2pRejectConn (): Connection Handle is not valid"); |
| return (NFA_STATUS_BAD_HANDLE); |
| } |
| else |
| { |
| xx &= ~NFA_P2P_HANDLE_FLAG_CONN; |
| } |
| |
| if ( (xx >= LLCP_MAX_DATA_LINK) |
| ||(nfa_p2p_cb.conn_cb[xx].flags == 0) ) |
| { |
| P2P_TRACE_ERROR0 ("NFA_P2pRejectConn (): Connection Handle is not valid"); |
| return (NFA_STATUS_BAD_HANDLE); |
| } |
| |
| if ((p_msg = (tNFA_P2P_API_REJECT_CONN *) GKI_getbuf (sizeof (tNFA_P2P_API_REJECT_CONN))) != NULL) |
| { |
| p_msg->hdr.event = NFA_P2P_API_REJECT_CONN_EVT; |
| |
| p_msg->conn_handle = handle; |
| |
| nfa_sys_sendmsg (p_msg); |
| |
| return (NFA_STATUS_OK); |
| } |
| |
| return (NFA_STATUS_FAILED); |
| } |
| |
| /******************************************************************************* |
| ** |
| ** Function NFA_P2pDisconnect |
| ** |
| ** Description This function is called to disconnect an existing or |
| ** connecting data link connection. |
| ** |
| ** discard any pending data on data link connection if flush is set to TRUE |
| ** |
| ** NFA_P2P_DISC_EVT will be returned after data link connection is disconnected |
| ** |
| ** Returns NFA_STATUS_OK if successfully initiated |
| ** NFA_STATUS_BAD_HANDLE if handle is not valid |
| ** NFA_STATUS_FAILED otherwise |
| ** |
| *******************************************************************************/ |
| tNFA_STATUS NFA_P2pDisconnect (tNFA_HANDLE handle, BOOLEAN flush) |
| { |
| tNFA_P2P_API_DISCONNECT *p_msg; |
| tNFA_HANDLE xx; |
| |
| P2P_TRACE_API2 ("NFA_P2pDisconnect (): handle:0x%02X, flush=%d", handle, flush); |
| |
| xx = handle & NFA_HANDLE_MASK; |
| |
| if (xx & NFA_P2P_HANDLE_FLAG_CONN) |
| { |
| xx &= ~NFA_P2P_HANDLE_FLAG_CONN; |
| |
| if ( (xx >= LLCP_MAX_DATA_LINK) |
| ||(nfa_p2p_cb.conn_cb[xx].flags == 0) ) |
| { |
| P2P_TRACE_ERROR0 ("NFA_P2pDisconnect (): Connection Handle is not valid"); |
| return (NFA_STATUS_BAD_HANDLE); |
| } |
| } |
| else |
| { |
| P2P_TRACE_ERROR0 ("NFA_P2pDisconnect (): Handle is not valid"); |
| return (NFA_STATUS_BAD_HANDLE); |
| } |
| |
| if ((p_msg = (tNFA_P2P_API_DISCONNECT *) GKI_getbuf (sizeof (tNFA_P2P_API_DISCONNECT))) != NULL) |
| { |
| p_msg->hdr.event = NFA_P2P_API_DISCONNECT_EVT; |
| |
| p_msg->conn_handle = handle; |
| p_msg->flush = flush; |
| |
| nfa_sys_sendmsg (p_msg); |
| |
| return (NFA_STATUS_OK); |
| } |
| |
| return (NFA_STATUS_FAILED); |
| } |
| |
| /******************************************************************************* |
| ** |
| ** Function NFA_P2pConnectByName |
| ** |
| ** Description This function is called to create a connection-oriented transport |
| ** by a service name. |
| ** NFA_P2P_CONNECTED_EVT if success |
| ** NFA_P2P_DISC_EVT if failed |
| ** |
| ** Returns NFA_STATUS_OK if successfully initiated |
| ** NFA_STATUS_BAD_HANDLE if client is not registered |
| ** NFA_STATUS_FAILED otherwise |
| ** |
| *******************************************************************************/ |
| tNFA_STATUS NFA_P2pConnectByName (tNFA_HANDLE client_handle, |
| char *p_service_name, |
| UINT16 miu, |
| UINT8 rw) |
| { |
| tNFA_P2P_API_CONNECT *p_msg; |
| tNFA_HANDLE xx; |
| |
| P2P_TRACE_API4 ("NFA_P2pConnectByName (): client_handle:0x%x, SN:<%s>, MIU:%d, RW:%d", |
| client_handle, p_service_name, miu, rw); |
| |
| xx = client_handle & NFA_HANDLE_MASK; |
| |
| if ( (xx >= NFA_P2P_NUM_SAP) |
| ||(nfa_p2p_cb.sap_cb[xx].p_cback == NULL) ) |
| { |
| P2P_TRACE_ERROR0 ("NFA_P2pConnectByName (): Client Handle is not valid"); |
| return (NFA_STATUS_BAD_HANDLE); |
| } |
| |
| if ( (miu < LLCP_DEFAULT_MIU) |
| ||(nfa_p2p_cb.llcp_state != NFA_P2P_LLCP_STATE_ACTIVATED) |
| ||(nfa_p2p_cb.local_link_miu < miu) ) |
| { |
| P2P_TRACE_ERROR3 ("NFA_P2pConnectByName (): MIU(%d) must be between %d and %d or LLCP link is not activated", |
| miu, LLCP_DEFAULT_MIU, nfa_p2p_cb.local_link_miu); |
| } |
| else if ((p_msg = (tNFA_P2P_API_CONNECT *) GKI_getbuf (sizeof (tNFA_P2P_API_CONNECT))) != NULL) |
| { |
| p_msg->hdr.event = NFA_P2P_API_CONNECT_EVT; |
| |
| BCM_STRNCPY_S (p_msg->service_name, sizeof (p_msg->service_name), p_service_name, LLCP_MAX_SN_LEN); |
| p_msg->service_name[LLCP_MAX_SN_LEN] = 0; |
| |
| p_msg->dsap = LLCP_INVALID_SAP; |
| p_msg->miu = miu; |
| p_msg->rw = rw; |
| p_msg->client_handle = client_handle; |
| |
| nfa_sys_sendmsg (p_msg); |
| |
| return (NFA_STATUS_OK); |
| } |
| |
| return (NFA_STATUS_FAILED); |
| } |
| |
| /******************************************************************************* |
| ** |
| ** Function NFA_P2pConnectBySap |
| ** |
| ** Description This function is called to create a connection-oriented transport |
| ** by a SAP. |
| ** NFA_P2P_CONNECTED_EVT if success |
| ** NFA_P2P_DISC_EVT if failed |
| ** |
| ** Returns NFA_STATUS_OK if successfully initiated |
| ** NFA_STATUS_BAD_HANDLE if client is not registered |
| ** NFA_STATUS_FAILED otherwise |
| ** |
| *******************************************************************************/ |
| tNFA_STATUS NFA_P2pConnectBySap (tNFA_HANDLE client_handle, |
| UINT8 dsap, |
| UINT16 miu, |
| UINT8 rw) |
| { |
| tNFA_P2P_API_CONNECT *p_msg; |
| tNFA_HANDLE xx; |
| |
| P2P_TRACE_API4 ("NFA_P2pConnectBySap (): client_handle:0x%x, DSAP:0x%02X, MIU:%d, RW:%d", |
| client_handle, dsap, miu, rw); |
| |
| xx = client_handle & NFA_HANDLE_MASK; |
| |
| if ( (xx >= NFA_P2P_NUM_SAP) |
| ||(nfa_p2p_cb.sap_cb[xx].p_cback == NULL) ) |
| { |
| P2P_TRACE_ERROR0 ("NFA_P2pConnectBySap (): Client Handle is not valid"); |
| return (NFA_STATUS_BAD_HANDLE); |
| } |
| |
| if ( (miu < LLCP_DEFAULT_MIU) |
| ||(nfa_p2p_cb.llcp_state != NFA_P2P_LLCP_STATE_ACTIVATED) |
| ||(nfa_p2p_cb.local_link_miu < miu) ) |
| { |
| P2P_TRACE_ERROR3 ("NFA_P2pConnectBySap (): MIU(%d) must be between %d and %d, or LLCP link is not activated", |
| miu, LLCP_DEFAULT_MIU, nfa_p2p_cb.local_link_miu); |
| } |
| else if ((p_msg = (tNFA_P2P_API_CONNECT *) GKI_getbuf (sizeof (tNFA_P2P_API_CONNECT))) != NULL) |
| { |
| p_msg->hdr.event = NFA_P2P_API_CONNECT_EVT; |
| |
| p_msg->service_name[LLCP_MAX_SN_LEN] = 0; |
| |
| p_msg->dsap = dsap; |
| p_msg->miu = miu; |
| p_msg->rw = rw; |
| p_msg->client_handle = client_handle; |
| |
| nfa_sys_sendmsg (p_msg); |
| |
| return (NFA_STATUS_OK); |
| } |
| |
| return (NFA_STATUS_FAILED); |
| } |
| |
| /******************************************************************************* |
| ** |
| ** Function NFA_P2pSendUI |
| ** |
| ** Description This function is called to send data on connectionless |
| ** transport. |
| ** |
| ** Returns NFA_STATUS_OK if successfully initiated |
| ** NFA_STATUS_BAD_HANDLE if handle is not valid |
| ** NFA_STATUS_BAD_LENGTH if data length is more than remote link MIU |
| ** NFA_STATUS_CONGESTED if congested |
| ** NFA_STATUS_FAILED otherwise |
| ** |
| *******************************************************************************/ |
| tNFA_STATUS NFA_P2pSendUI (tNFA_HANDLE handle, |
| UINT8 dsap, |
| UINT16 length, |
| UINT8 *p_data) |
| { |
| tNFA_P2P_API_SEND_UI *p_msg; |
| tNFA_STATUS ret_status = NFA_STATUS_FAILED; |
| tNFA_HANDLE xx; |
| |
| P2P_TRACE_API3 ("NFA_P2pSendUI (): handle:0x%X, DSAP:0x%02X, length:%d", handle, dsap, length); |
| |
| GKI_sched_lock (); |
| |
| xx = handle & NFA_HANDLE_MASK; |
| |
| if ( (xx >= NFA_P2P_NUM_SAP) |
| ||(nfa_p2p_cb.sap_cb[xx].p_cback == NULL)) |
| { |
| P2P_TRACE_ERROR1 ("NFA_P2pSendUI (): Handle (0x%X) is not valid", handle); |
| ret_status = NFA_STATUS_BAD_HANDLE; |
| } |
| else if (length > nfa_p2p_cb.remote_link_miu) |
| { |
| P2P_TRACE_ERROR3 ("NFA_P2pSendUI (): handle:0x%X, length(%d) must be less than remote link MIU(%d)", |
| handle, length, nfa_p2p_cb.remote_link_miu); |
| ret_status = NFA_STATUS_BAD_LENGTH; |
| } |
| else if (nfa_p2p_cb.sap_cb[xx].flags & NFA_P2P_SAP_FLAG_LLINK_CONGESTED) |
| { |
| P2P_TRACE_WARNING1 ("NFA_P2pSendUI (): handle:0x%X, logical data link is already congested", |
| handle); |
| ret_status = NFA_STATUS_CONGESTED; |
| } |
| else if (LLCP_IsLogicalLinkCongested ((UINT8)xx, |
| nfa_p2p_cb.sap_cb[xx].num_pending_ui_pdu, |
| nfa_p2p_cb.total_pending_ui_pdu, |
| nfa_p2p_cb.total_pending_i_pdu)) |
| { |
| nfa_p2p_cb.sap_cb[xx].flags |= NFA_P2P_SAP_FLAG_LLINK_CONGESTED; |
| |
| P2P_TRACE_WARNING1 ("NFA_P2pSendUI(): handle:0x%X, logical data link is congested", |
| handle); |
| ret_status = NFA_STATUS_CONGESTED; |
| } |
| else if ((p_msg = (tNFA_P2P_API_SEND_UI *) GKI_getbuf (sizeof(tNFA_P2P_API_SEND_UI))) != NULL) |
| { |
| p_msg->hdr.event = NFA_P2P_API_SEND_UI_EVT; |
| |
| p_msg->handle = handle; |
| p_msg->dsap = dsap; |
| |
| if ((p_msg->p_msg = (BT_HDR *) GKI_getpoolbuf (LLCP_POOL_ID)) != NULL) |
| { |
| p_msg->p_msg->len = length; |
| p_msg->p_msg->offset = LLCP_MIN_OFFSET; |
| memcpy (((UINT8*) (p_msg->p_msg + 1) + p_msg->p_msg->offset), p_data, length); |
| |
| /* increase number of tx UI PDU which is not processed by NFA for congestion control */ |
| nfa_p2p_cb.sap_cb[xx].num_pending_ui_pdu++; |
| nfa_p2p_cb.total_pending_ui_pdu++; |
| nfa_sys_sendmsg (p_msg); |
| |
| ret_status = NFA_STATUS_OK; |
| } |
| else |
| { |
| GKI_freebuf (p_msg); |
| |
| nfa_p2p_cb.sap_cb[xx].flags |= NFA_P2P_SAP_FLAG_LLINK_CONGESTED; |
| ret_status = NFA_STATUS_CONGESTED; |
| } |
| } |
| |
| GKI_sched_unlock (); |
| |
| return (ret_status); |
| } |
| |
| /******************************************************************************* |
| ** |
| ** Function NFA_P2pReadUI |
| ** |
| ** Description This function is called to read data on connectionless |
| ** transport when receiving NFA_P2P_DATA_EVT with NFA_P2P_LLINK_TYPE. |
| ** |
| ** - Remote SAP who sent UI PDU is returned. |
| ** - Information of UI PDU up to max_data_len is copied into p_data. |
| ** - If more information of UI PDU or more UI PDU in queue then more |
| ** is returned to TRUE. |
| ** - Information of next UI PDU is not concatenated. |
| ** |
| ** Returns NFA_STATUS_OK if successfully initiated |
| ** NFA_STATUS_BAD_HANDLE if handle is not valid |
| ** |
| *******************************************************************************/ |
| tNFA_STATUS NFA_P2pReadUI (tNFA_HANDLE handle, |
| UINT32 max_data_len, |
| UINT8 *p_remote_sap, |
| UINT32 *p_data_len, |
| UINT8 *p_data, |
| BOOLEAN *p_more) |
| { |
| tNFA_STATUS ret_status; |
| tNFA_HANDLE xx; |
| |
| P2P_TRACE_API1 ("NFA_P2pReadUI (): handle:0x%X", handle); |
| |
| GKI_sched_lock (); |
| |
| xx = handle & NFA_HANDLE_MASK; |
| |
| if ( (xx >= NFA_P2P_NUM_SAP) |
| ||(nfa_p2p_cb.sap_cb[xx].p_cback == NULL) ) |
| { |
| P2P_TRACE_ERROR1 ("NFA_P2pReadUI (): Handle (0x%X) is not valid", handle); |
| ret_status = NFA_STATUS_BAD_HANDLE; |
| } |
| else |
| { |
| *p_more = LLCP_ReadLogicalLinkData ((UINT8)xx, |
| max_data_len, |
| p_remote_sap, |
| p_data_len, |
| p_data); |
| ret_status = NFA_STATUS_OK; |
| } |
| |
| GKI_sched_unlock (); |
| |
| return (ret_status); |
| } |
| |
| /******************************************************************************* |
| ** |
| ** Function NFA_P2pFlushUI |
| ** |
| ** Description This function is called to flush data on connectionless |
| ** transport. |
| ** |
| ** Returns NFA_STATUS_OK if successfully initiated |
| ** NFA_STATUS_BAD_HANDLE if handle is not valid |
| ** |
| *******************************************************************************/ |
| tNFA_STATUS NFA_P2pFlushUI (tNFA_HANDLE handle, |
| UINT32 *p_length) |
| { |
| tNFA_STATUS ret_status; |
| tNFA_HANDLE xx; |
| |
| P2P_TRACE_API1 ("NFA_P2pReadUI (): handle:0x%X", handle); |
| |
| GKI_sched_lock (); |
| |
| xx = handle & NFA_HANDLE_MASK; |
| |
| if ( (xx >= NFA_P2P_NUM_SAP) |
| ||(nfa_p2p_cb.sap_cb[xx].p_cback == NULL) ) |
| { |
| P2P_TRACE_ERROR1 ("NFA_P2pFlushUI (): Handle (0x%X) is not valid", handle); |
| ret_status = NFA_STATUS_BAD_HANDLE; |
| *p_length = 0; |
| } |
| else |
| { |
| *p_length = LLCP_FlushLogicalLinkRxData ((UINT8)xx); |
| ret_status = NFA_STATUS_OK; |
| } |
| |
| GKI_sched_unlock (); |
| |
| return (ret_status); |
| } |
| |
| /******************************************************************************* |
| ** |
| ** Function NFA_P2pSendData |
| ** |
| ** Description This function is called to send data on connection-oriented |
| ** transport. |
| ** |
| ** Returns NFA_STATUS_OK if successfully initiated |
| ** NFA_STATUS_BAD_HANDLE if handle is not valid |
| ** NFA_STATUS_BAD_LENGTH if data length is more than remote MIU |
| ** NFA_STATUS_CONGESTED if congested |
| ** NFA_STATUS_FAILED otherwise |
| ** |
| *******************************************************************************/ |
| tNFA_STATUS NFA_P2pSendData (tNFA_HANDLE handle, |
| UINT16 length, |
| UINT8 *p_data) |
| { |
| tNFA_P2P_API_SEND_DATA *p_msg; |
| tNFA_STATUS ret_status = NFA_STATUS_FAILED; |
| tNFA_HANDLE xx; |
| |
| P2P_TRACE_API2 ("NFA_P2pSendData (): handle:0x%X, length:%d", handle, length); |
| |
| GKI_sched_lock (); |
| |
| xx = handle & NFA_HANDLE_MASK; |
| xx &= ~NFA_P2P_HANDLE_FLAG_CONN; |
| |
| if ( (!(handle & NFA_P2P_HANDLE_FLAG_CONN)) |
| ||(xx >= LLCP_MAX_DATA_LINK) |
| ||(nfa_p2p_cb.conn_cb[xx].flags == 0) ) |
| { |
| P2P_TRACE_ERROR1 ("NFA_P2pSendData (): Handle(0x%X) is not valid", handle); |
| ret_status = NFA_STATUS_BAD_HANDLE; |
| } |
| else if (nfa_p2p_cb.conn_cb[xx].flags & NFA_P2P_CONN_FLAG_REMOTE_RW_ZERO) |
| { |
| P2P_TRACE_ERROR1 ("NFA_P2pSendData (): handle:0x%X, Remote set RW to 0 (flow off)", handle); |
| ret_status = NFA_STATUS_FAILED; |
| } |
| else if (nfa_p2p_cb.conn_cb[xx].remote_miu < length) |
| { |
| P2P_TRACE_ERROR2 ("NFA_P2pSendData (): handle:0x%X, Data more than remote MIU(%d)", |
| handle, nfa_p2p_cb.conn_cb[xx].remote_miu); |
| ret_status = NFA_STATUS_BAD_LENGTH; |
| } |
| else if (nfa_p2p_cb.conn_cb[xx].flags & NFA_P2P_CONN_FLAG_CONGESTED) |
| { |
| P2P_TRACE_WARNING1 ("NFA_P2pSendData (): handle:0x%X, data link connection is already congested", |
| handle); |
| ret_status = NFA_STATUS_CONGESTED; |
| } |
| else if (LLCP_IsDataLinkCongested (nfa_p2p_cb.conn_cb[xx].local_sap, |
| nfa_p2p_cb.conn_cb[xx].remote_sap, |
| nfa_p2p_cb.conn_cb[xx].num_pending_i_pdu, |
| nfa_p2p_cb.total_pending_ui_pdu, |
| nfa_p2p_cb.total_pending_i_pdu)) |
| { |
| nfa_p2p_cb.conn_cb[xx].flags |= NFA_P2P_CONN_FLAG_CONGESTED; |
| |
| P2P_TRACE_WARNING1 ("NFA_P2pSendData (): handle:0x%X, data link connection is congested", |
| handle); |
| ret_status = NFA_STATUS_CONGESTED; |
| } |
| else if ((p_msg = (tNFA_P2P_API_SEND_DATA *) GKI_getbuf (sizeof(tNFA_P2P_API_SEND_DATA))) != NULL) |
| { |
| p_msg->hdr.event = NFA_P2P_API_SEND_DATA_EVT; |
| |
| p_msg->conn_handle = handle; |
| |
| if ((p_msg->p_msg = (BT_HDR *) GKI_getpoolbuf (LLCP_POOL_ID)) != NULL) |
| { |
| p_msg->p_msg->len = length; |
| p_msg->p_msg->offset = LLCP_MIN_OFFSET; |
| memcpy (((UINT8*) (p_msg->p_msg + 1) + p_msg->p_msg->offset), p_data, length); |
| |
| /* increase number of tx I PDU which is not processed by NFA for congestion control */ |
| nfa_p2p_cb.conn_cb[xx].num_pending_i_pdu++; |
| nfa_p2p_cb.total_pending_i_pdu++; |
| nfa_sys_sendmsg (p_msg); |
| |
| ret_status = NFA_STATUS_OK; |
| } |
| else |
| { |
| GKI_freebuf (p_msg); |
| nfa_p2p_cb.conn_cb[xx].flags |= NFA_P2P_CONN_FLAG_CONGESTED; |
| ret_status = NFA_STATUS_CONGESTED; |
| } |
| } |
| |
| GKI_sched_unlock (); |
| |
| return (ret_status); |
| } |
| |
| /******************************************************************************* |
| ** |
| ** Function NFA_P2pReadData |
| ** |
| ** Description This function is called to read data on connection-oriented |
| ** transport when receiving NFA_P2P_DATA_EVT with NFA_P2P_DLINK_TYPE. |
| ** |
| ** - Information of I PDU is copied into p_data up to max_data_len. |
| ** - If more information of I PDU or more I PDU in queue, then more |
| ** is returned to TRUE. |
| ** - Information of next I PDU is not concatenated. |
| ** |
| ** Returns NFA_STATUS_OK if successfully initiated |
| ** NFA_STATUS_BAD_HANDLE if handle is not valid |
| ** |
| *******************************************************************************/ |
| tNFA_STATUS NFA_P2pReadData (tNFA_HANDLE handle, |
| UINT32 max_data_len, |
| UINT32 *p_data_len, |
| UINT8 *p_data, |
| BOOLEAN *p_more) |
| { |
| tNFA_STATUS ret_status; |
| tNFA_HANDLE xx; |
| |
| P2P_TRACE_API1 ("NFA_P2pReadData (): handle:0x%X", handle); |
| |
| GKI_sched_lock (); |
| |
| xx = handle & NFA_HANDLE_MASK; |
| xx &= ~NFA_P2P_HANDLE_FLAG_CONN; |
| |
| if ( (!(handle & NFA_P2P_HANDLE_FLAG_CONN)) |
| ||(xx >= LLCP_MAX_DATA_LINK) |
| ||(nfa_p2p_cb.conn_cb[xx].flags == 0) ) |
| { |
| P2P_TRACE_ERROR1 ("NFA_P2pReadData (): Handle(0x%X) is not valid", handle); |
| ret_status = NFA_STATUS_BAD_HANDLE; |
| } |
| else |
| { |
| *p_more = LLCP_ReadDataLinkData (nfa_p2p_cb.conn_cb[xx].local_sap, |
| nfa_p2p_cb.conn_cb[xx].remote_sap, |
| max_data_len, |
| p_data_len, |
| p_data); |
| ret_status = NFA_STATUS_OK; |
| } |
| |
| GKI_sched_unlock (); |
| |
| return (ret_status); |
| } |
| |
| /******************************************************************************* |
| ** |
| ** Function NFA_P2pFlushData |
| ** |
| ** Description This function is called to flush data on connection-oriented |
| ** transport. |
| ** |
| ** Returns NFA_STATUS_OK if successfully initiated |
| ** NFA_STATUS_BAD_HANDLE if handle is not valid |
| ** |
| *******************************************************************************/ |
| tNFA_STATUS NFA_P2pFlushData (tNFA_HANDLE handle, |
| UINT32 *p_length) |
| { |
| tNFA_STATUS ret_status; |
| tNFA_HANDLE xx; |
| |
| P2P_TRACE_API1 ("NFA_P2pFlushData (): handle:0x%X", handle); |
| |
| GKI_sched_lock (); |
| |
| xx = handle & NFA_HANDLE_MASK; |
| xx &= ~NFA_P2P_HANDLE_FLAG_CONN; |
| |
| if ( (!(handle & NFA_P2P_HANDLE_FLAG_CONN)) |
| ||(xx >= LLCP_MAX_DATA_LINK) |
| ||(nfa_p2p_cb.conn_cb[xx].flags == 0) ) |
| { |
| P2P_TRACE_ERROR1 ("NFA_P2pFlushData (): Handle(0x%X) is not valid", handle); |
| ret_status = NFA_STATUS_BAD_HANDLE; |
| } |
| else |
| { |
| *p_length = LLCP_FlushDataLinkRxData (nfa_p2p_cb.conn_cb[xx].local_sap, |
| nfa_p2p_cb.conn_cb[xx].remote_sap); |
| ret_status = NFA_STATUS_OK; |
| } |
| |
| GKI_sched_unlock (); |
| |
| return (ret_status); |
| } |
| |
| /******************************************************************************* |
| ** |
| ** Function NFA_P2pSetLocalBusy |
| ** |
| ** Description This function is called to stop or resume incoming data on |
| ** connection-oriented transport. |
| ** |
| ** Returns NFA_STATUS_OK if successfully initiated |
| ** NFA_STATUS_BAD_HANDLE if handle is not valid |
| ** NFA_STATUS_FAILED otherwise |
| ** |
| *******************************************************************************/ |
| tNFA_STATUS NFA_P2pSetLocalBusy (tNFA_HANDLE conn_handle, |
| BOOLEAN is_busy) |
| { |
| tNFA_P2P_API_SET_LOCAL_BUSY *p_msg; |
| tNFA_HANDLE xx; |
| |
| P2P_TRACE_API2 ("NFA_P2pSetLocalBusy (): conn_handle:0x%02X, is_busy:%d", conn_handle, is_busy); |
| |
| xx = conn_handle & NFA_HANDLE_MASK; |
| |
| if (!(xx & NFA_P2P_HANDLE_FLAG_CONN)) |
| { |
| P2P_TRACE_ERROR0 ("NFA_P2pSetLocalBusy (): Connection Handle is not valid"); |
| return (NFA_STATUS_BAD_HANDLE); |
| } |
| else |
| { |
| xx &= ~NFA_P2P_HANDLE_FLAG_CONN; |
| } |
| |
| if ( (xx >= LLCP_MAX_DATA_LINK) |
| ||(nfa_p2p_cb.conn_cb[xx].flags == 0) ) |
| { |
| P2P_TRACE_ERROR0 ("NFA_P2pSetLocalBusy (): Connection Handle is not valid"); |
| return (NFA_STATUS_BAD_HANDLE); |
| } |
| |
| if ((p_msg = (tNFA_P2P_API_SET_LOCAL_BUSY *) GKI_getbuf (sizeof (tNFA_P2P_API_SET_LOCAL_BUSY))) != NULL) |
| { |
| p_msg->hdr.event = NFA_P2P_API_SET_LOCAL_BUSY_EVT; |
| |
| p_msg->conn_handle = conn_handle; |
| p_msg->is_busy = is_busy; |
| |
| nfa_sys_sendmsg (p_msg); |
| |
| return (NFA_STATUS_OK); |
| } |
| |
| return (NFA_STATUS_FAILED); |
| } |
| |
| /******************************************************************************* |
| ** |
| ** Function NFA_P2pGetLinkInfo |
| ** |
| ** Description This function is called to get local/remote link MIU and |
| ** Well-Known Service list encoded as a 16-bit field of connected LLCP. |
| ** NFA_P2P_LINK_INFO_EVT will be returned. |
| ** |
| ** Returns NFA_STATUS_OK if successfully initiated |
| ** NFA_STATUS_BAD_HANDLE if server or client is not registered |
| ** NFA_STATUS_FAILED otherwise |
| ** |
| *******************************************************************************/ |
| tNFA_STATUS NFA_P2pGetLinkInfo (tNFA_HANDLE handle) |
| { |
| tNFA_P2P_API_GET_LINK_INFO *p_msg; |
| tNFA_HANDLE xx; |
| |
| P2P_TRACE_API1 ("NFA_P2pGetLinkInfo (): handle:0x%x", handle); |
| |
| if (nfa_p2p_cb.llcp_state != NFA_P2P_LLCP_STATE_ACTIVATED) |
| { |
| P2P_TRACE_ERROR0 ("NFA_P2pGetLinkInfo (): LLCP link is not activated"); |
| return (NFA_STATUS_FAILED); |
| } |
| |
| xx = handle & NFA_HANDLE_MASK; |
| |
| if ( (xx >= NFA_P2P_NUM_SAP) |
| ||(nfa_p2p_cb.sap_cb[xx].p_cback == NULL) ) |
| { |
| P2P_TRACE_ERROR0 ("NFA_P2pGetLinkInfo (): Handle is invalid or not registered"); |
| return (NFA_STATUS_BAD_HANDLE); |
| } |
| |
| if ((p_msg = (tNFA_P2P_API_GET_LINK_INFO *) GKI_getbuf (sizeof (tNFA_P2P_API_GET_LINK_INFO))) != NULL) |
| { |
| p_msg->hdr.event = NFA_P2P_API_GET_LINK_INFO_EVT; |
| |
| p_msg->handle = handle; |
| |
| nfa_sys_sendmsg (p_msg); |
| |
| return (NFA_STATUS_OK); |
| } |
| |
| return (NFA_STATUS_FAILED); |
| } |
| |
| /******************************************************************************* |
| ** |
| ** Function NFA_P2pGetRemoteSap |
| ** |
| ** Description This function is called to get SAP associated by service name |
| ** on connected remote LLCP. |
| ** NFA_P2P_SDP_EVT will be returned. |
| ** |
| ** Returns NFA_STATUS_OK if successfully initiated |
| ** NFA_STATUS_BAD_HANDLE if server or client is not registered |
| ** NFA_STATUS_FAILED otherwise |
| ** |
| *******************************************************************************/ |
| tNFA_STATUS NFA_P2pGetRemoteSap (tNFA_HANDLE handle, |
| char *p_service_name) |
| { |
| tNFA_P2P_API_GET_REMOTE_SAP *p_msg; |
| tNFA_HANDLE xx; |
| |
| P2P_TRACE_API2 ("NFA_P2pGetRemoteSap(): handle:0x%x, SN:<%s>", handle, p_service_name); |
| |
| if (nfa_p2p_cb.llcp_state != NFA_P2P_LLCP_STATE_ACTIVATED) |
| { |
| P2P_TRACE_ERROR0 ("NFA_P2pGetRemoteSap(): LLCP link is not activated"); |
| return (NFA_STATUS_FAILED); |
| } |
| |
| xx = handle & NFA_HANDLE_MASK; |
| |
| if ( (xx >= NFA_P2P_NUM_SAP) |
| ||(nfa_p2p_cb.sap_cb[xx].p_cback == NULL) ) |
| { |
| P2P_TRACE_ERROR0 ("NFA_P2pGetRemoteSap (): Handle is invalid or not registered"); |
| return (NFA_STATUS_BAD_HANDLE); |
| } |
| |
| if ((p_msg = (tNFA_P2P_API_GET_REMOTE_SAP *) GKI_getbuf (sizeof (tNFA_P2P_API_GET_REMOTE_SAP))) != NULL) |
| { |
| p_msg->hdr.event = NFA_P2P_API_GET_REMOTE_SAP_EVT; |
| |
| p_msg->handle = handle; |
| |
| BCM_STRNCPY_S (p_msg->service_name, sizeof (p_msg->service_name), p_service_name, LLCP_MAX_SN_LEN); |
| p_msg->service_name[LLCP_MAX_SN_LEN] = 0; |
| |
| nfa_sys_sendmsg (p_msg); |
| |
| return (NFA_STATUS_OK); |
| } |
| |
| return (NFA_STATUS_FAILED); |
| } |
| |
| /******************************************************************************* |
| ** |
| ** Function NFA_P2pSetLLCPConfig |
| ** |
| ** Description This function is called to change LLCP config parameters. |
| ** Application must call while LLCP is not activated. |
| ** |
| ** Parameters descriptions (default value) |
| ** - Local Link MIU (LLCP_MIU) |
| ** - Option parameter (LLCP_OPT_VALUE) |
| ** - Response Waiting Time Index (LLCP_WAITING_TIME) |
| ** - Local Link Timeout (LLCP_LTO_VALUE) |
| ** - Inactivity Timeout as initiator role (LLCP_INIT_INACTIVITY_TIMEOUT) |
| ** - Inactivity Timeout as target role (LLCP_TARGET_INACTIVITY_TIMEOUT) |
| ** - Delay SYMM response (LLCP_DELAY_RESP_TIME) |
| ** - Data link connection timeout (LLCP_DATA_LINK_CONNECTION_TOUT) |
| ** - Delay timeout to send first PDU as initiator (LLCP_DELAY_TIME_TO_SEND_FIRST_PDU) |
| ** |
| ** Returns NFA_STATUS_OK if successfully initiated |
| ** NFA_STATUS_FAILED otherwise |
| ** |
| *******************************************************************************/ |
| tNFA_STATUS NFA_P2pSetLLCPConfig (UINT16 link_miu, |
| UINT8 opt, |
| UINT8 wt, |
| UINT16 link_timeout, |
| UINT16 inact_timeout_init, |
| UINT16 inact_timeout_target, |
| UINT16 symm_delay, |
| UINT16 data_link_timeout, |
| UINT16 delay_first_pdu_timeout) |
| { |
| tNFA_P2P_API_SET_LLCP_CFG *p_msg; |
| |
| P2P_TRACE_API4 ("NFA_P2pSetLLCPConfig ():link_miu:%d, opt:0x%02X, wt:%d, link_timeout:%d", |
| link_miu, opt, wt, link_timeout); |
| P2P_TRACE_API4 (" inact_timeout(init:%d, target:%d), symm_delay:%d, data_link_timeout:%d", |
| inact_timeout_init, inact_timeout_target, symm_delay, data_link_timeout); |
| P2P_TRACE_API1 (" delay_first_pdu_timeout:%d", delay_first_pdu_timeout); |
| |
| if (nfa_p2p_cb.llcp_state == NFA_P2P_LLCP_STATE_ACTIVATED) |
| { |
| P2P_TRACE_ERROR0 ("NFA_P2pSetLLCPConfig (): LLCP link is activated"); |
| return (NFA_STATUS_FAILED); |
| } |
| |
| if ((p_msg = (tNFA_P2P_API_SET_LLCP_CFG *) GKI_getbuf (sizeof (tNFA_P2P_API_SET_LLCP_CFG))) != NULL) |
| { |
| p_msg->hdr.event = NFA_P2P_API_SET_LLCP_CFG_EVT; |
| |
| p_msg->link_miu = link_miu; |
| p_msg->opt = opt; |
| p_msg->wt = wt; |
| p_msg->link_timeout = link_timeout; |
| p_msg->inact_timeout_init = inact_timeout_init; |
| p_msg->inact_timeout_target = inact_timeout_target; |
| p_msg->symm_delay = symm_delay; |
| p_msg->data_link_timeout = data_link_timeout; |
| p_msg->delay_first_pdu_timeout = delay_first_pdu_timeout; |
| |
| nfa_sys_sendmsg (p_msg); |
| |
| return (NFA_STATUS_OK); |
| } |
| |
| return (NFA_STATUS_FAILED); |
| } |
| |
| /******************************************************************************* |
| ** |
| ** Function NFA_P2pGetLLCPConfig |
| ** |
| ** Description This function is called to read LLCP config parameters. |
| ** |
| ** Parameters descriptions |
| ** - Local Link MIU |
| ** - Option parameter |
| ** - Response Waiting Time Index |
| ** - Local Link Timeout |
| ** - Inactivity Timeout as initiator role |
| ** - Inactivity Timeout as target role |
| ** - Delay SYMM response |
| ** - Data link connection timeout |
| ** - Delay timeout to send first PDU as initiator |
| ** |
| ** Returns None |
| ** |
| *******************************************************************************/ |
| void NFA_P2pGetLLCPConfig (UINT16 *p_link_miu, |
| UINT8 *p_opt, |
| UINT8 *p_wt, |
| UINT16 *p_link_timeout, |
| UINT16 *p_inact_timeout_init, |
| UINT16 *p_inact_timeout_target, |
| UINT16 *p_symm_delay, |
| UINT16 *p_data_link_timeout, |
| UINT16 *p_delay_first_pdu_timeout) |
| { |
| LLCP_GetConfig (p_link_miu, |
| p_opt, |
| p_wt, |
| p_link_timeout, |
| p_inact_timeout_init, |
| p_inact_timeout_target, |
| p_symm_delay, |
| p_data_link_timeout, |
| p_delay_first_pdu_timeout); |
| |
| P2P_TRACE_API4 ("NFA_P2pGetLLCPConfig () link_miu:%d, opt:0x%02X, wt:%d, link_timeout:%d", |
| *p_link_miu, *p_opt, *p_wt, *p_link_timeout); |
| P2P_TRACE_API4 (" inact_timeout(init:%d, target:%d), symm_delay:%d, data_link_timeout:%d", |
| *p_inact_timeout_init, *p_inact_timeout_target, *p_symm_delay, *p_data_link_timeout); |
| P2P_TRACE_API1 (" delay_first_pdu_timeout:%d", *p_delay_first_pdu_timeout); |
| |
| } |
| |
| /******************************************************************************* |
| ** |
| ** Function NFA_P2pSetTraceLevel |
| ** |
| ** Description This function sets the trace level for P2P. If called with |
| ** a value of 0xFF, it simply returns the current trace level. |
| ** |
| ** Returns The new or current trace level |
| ** |
| *******************************************************************************/ |
| UINT8 NFA_P2pSetTraceLevel (UINT8 new_level) |
| { |
| if (new_level != 0xFF) |
| nfa_p2p_cb.trace_level = new_level; |
| |
| return (nfa_p2p_cb.trace_level); |
| } |
| |