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https://github.com/espressif/esp-idf.git
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adada3f67e
1. add the L1 include path with a prefix, such like osi/list.h, stack/a2d_api.h and etc. 2. modify component, only bluedroid/api/include/api is export to another component and application, other include path just for bluedroid used 3. put bluedroid/include into common/include/common, so the root directory of bluedroid have no include path. 4. modify doxygen to use esp_bt.h and redirect to component/bt/bluedroid/api/include/api/ fix compile
379 lines
12 KiB
C
379 lines
12 KiB
C
/******************************************************************************
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*
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* Copyright (C) 1999-2012 Broadcom Corporation
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at:
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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******************************************************************************/
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/*****************************************************************************
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*
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* This file contains functions callable by an application
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* running on top of RFCOMM
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*
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*****************************************************************************/
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#include <string.h>
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#include "common/bt_target.h"
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#include "stack/rfcdefs.h"
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#include "stack/port_api.h"
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#include "stack/l2c_api.h"
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#include "port_int.h"
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#include "rfc_int.h"
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#include "common/bt_defs.h"
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#if (defined RFCOMM_INCLUDED && RFCOMM_INCLUDED == TRUE)
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#if RFC_DYNAMIC_MEMORY == FALSE
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tRFC_CB rfc_cb;
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#else
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tRFC_CB *rfc_cb_ptr;
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#endif
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/*******************************************************************************
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**
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** Function RFCOMM_StartReq
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**
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** Description This function handles Start Request from the upper layer.
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** If RFCOMM multiplexer channel can not be allocated
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** send start not accepted confirmation. Otherwise dispatch
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** start event to the state machine.
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**
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*******************************************************************************/
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void RFCOMM_StartReq (tRFC_MCB *p_mcb)
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{
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rfc_mx_sm_execute (p_mcb, RFC_MX_EVENT_START_REQ, NULL);
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}
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/*******************************************************************************
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**
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** Function RFCOMM_StartRsp
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**
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** Description This function handles Start Response from the upper layer.
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** Save upper layer handle and result of the Start Indication
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** in the control block and dispatch event to the FSM.
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**
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*******************************************************************************/
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void RFCOMM_StartRsp (tRFC_MCB *p_mcb, UINT16 result)
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{
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rfc_mx_sm_execute (p_mcb, RFC_MX_EVENT_START_RSP, &result);
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}
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/*******************************************************************************
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**
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** Function RFCOMM_DlcEstablishReq
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**
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** Description This function is called by the user app to establish
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** connection with the specific dlci on a specific bd device.
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** It will allocate RFCOMM connection control block if not
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** allocated before and dispatch open event to the state
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** machine.
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**
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*******************************************************************************/
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void RFCOMM_DlcEstablishReq (tRFC_MCB *p_mcb, UINT8 dlci, UINT16 mtu)
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{
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UNUSED(mtu);
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if (p_mcb->state != RFC_MX_STATE_CONNECTED) {
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PORT_DlcEstablishCnf (p_mcb, dlci, 0, RFCOMM_ERROR);
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return;
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}
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tPORT *p_port = port_find_mcb_dlci_port(p_mcb, dlci);
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if (p_port == NULL) {
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RFCOMM_TRACE_WARNING("%s Unable to find DLCI port dlci:%d", __func__,
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dlci);
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return;
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}
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rfc_port_sm_execute(p_port, RFC_EVENT_OPEN, NULL);
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}
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/*******************************************************************************
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**
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** Function RFCOMM_DlcEstablishRsp
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**
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** Description This function is called by the port emulation entity
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** acks Establish Indication.
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**
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*******************************************************************************/
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void RFCOMM_DlcEstablishRsp (tRFC_MCB *p_mcb, UINT8 dlci, UINT16 mtu, UINT16 result)
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{
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UNUSED(mtu);
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if ((p_mcb->state != RFC_MX_STATE_CONNECTED) && (result == RFCOMM_SUCCESS)) {
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PORT_DlcReleaseInd (p_mcb, dlci);
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return;
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}
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tPORT *p_port = port_find_mcb_dlci_port (p_mcb, dlci);
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if (p_port == NULL) {
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RFCOMM_TRACE_WARNING("%s Unable to find DLCI port dlci:%d", __func__,
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dlci);
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return;
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}
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rfc_port_sm_execute(p_port, RFC_EVENT_ESTABLISH_RSP, &result);
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}
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/*******************************************************************************
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**
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** Function RFCOMM_ParNegReq
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**
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** Description This function is called by the user app to start
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** DLC parameter negotiation. Port emulation can send this
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** request before actually establishing the DLC. In this
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** case the function will allocate RFCOMM connection control
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** block.
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**
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*******************************************************************************/
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void RFCOMM_ParNegReq (tRFC_MCB *p_mcb, UINT8 dlci, UINT16 mtu)
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{
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UINT8 flow;
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UINT8 cl;
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UINT8 k;
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tPORT *p_port = port_find_mcb_dlci_port(p_mcb, dlci);
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if (p_port == NULL) {
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RFCOMM_TRACE_WARNING("%s Unable to find DLCI port dlci:%d", __func__,
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dlci);
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return;
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}
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if (p_mcb->state != RFC_MX_STATE_CONNECTED) {
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p_port->error = PORT_PAR_NEG_FAILED;
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return;
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}
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/* Negotiate the flow control mechanism. If flow control mechanism for */
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/* mux has not been set yet, use our default value. If it has been set, */
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/* use that value. */
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flow = (p_mcb->flow == PORT_FC_UNDEFINED) ? PORT_FC_DEFAULT : p_mcb->flow;
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/* Set convergence layer and number of credits (k) */
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if (flow == PORT_FC_CREDIT) {
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cl = RFCOMM_PN_CONV_LAYER_CBFC_I;
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k = (p_port->credit_rx_max < RFCOMM_K_MAX) ? p_port->credit_rx_max : RFCOMM_K_MAX;
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p_port->credit_rx = k;
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} else {
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cl = RFCOMM_PN_CONV_LAYER_TYPE_1;
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k = 0;
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}
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/* Send Parameter Negotiation Command UIH frame */
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p_port->rfc.expected_rsp |= RFC_RSP_PN;
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rfc_send_pn (p_mcb, dlci, TRUE, mtu, cl, k);
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rfc_port_timer_start (p_port, RFC_T2_TIMEOUT) ;
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}
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/*******************************************************************************
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**
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** Function RFCOMM_ParNegRsp
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**
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** Description This function is called by the user app to acknowledge
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** DLC parameter negotiation.
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**
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*******************************************************************************/
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void RFCOMM_ParNegRsp (tRFC_MCB *p_mcb, UINT8 dlci, UINT16 mtu, UINT8 cl, UINT8 k)
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{
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if (p_mcb->state != RFC_MX_STATE_CONNECTED) {
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return;
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}
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/* Send Parameter Negotiation Response UIH frame */
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rfc_send_pn (p_mcb, dlci, FALSE, mtu, cl, k);
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}
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/*******************************************************************************
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**
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** Function RFCOMM_PortNegReq
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**
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** Description This function is called by the user app to start
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** Remote Port parameter negotiation. Port emulation can
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** send this request before actually establishing the DLC.
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** In this case the function will allocate RFCOMM connection
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** control block.
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**
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*******************************************************************************/
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void RFCOMM_PortNegReq (tRFC_MCB *p_mcb, UINT8 dlci, tPORT_STATE *p_pars)
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{
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if (p_mcb->state != RFC_MX_STATE_CONNECTED) {
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PORT_PortNegCnf (p_mcb, dlci, NULL, RFCOMM_ERROR);
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return;
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}
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tPORT *p_port = port_find_mcb_dlci_port(p_mcb, dlci);
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if (p_port == NULL) {
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RFCOMM_TRACE_WARNING("%s Unable to find DLCI port dlci:%d", __func__,
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dlci);
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return;
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}
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/* Send Parameter Negotiation Command UIH frame */
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if (!p_pars) {
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p_port->rfc.expected_rsp |= RFC_RSP_RPN_REPLY;
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} else {
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p_port->rfc.expected_rsp |= RFC_RSP_RPN;
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}
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rfc_send_rpn (p_mcb, dlci, TRUE, p_pars, RFCOMM_RPN_PM_MASK);
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rfc_port_timer_start (p_port, RFC_T2_TIMEOUT) ;
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}
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/*******************************************************************************
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**
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** Function RFCOMM_PortNegRsp
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**
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** Description This function is called by the user app to acknowledge
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** Port parameters negotiation.
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**
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*******************************************************************************/
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void RFCOMM_PortNegRsp (tRFC_MCB *p_mcb, UINT8 dlci, tPORT_STATE *p_pars,
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UINT16 param_mask)
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{
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if (p_mcb->state != RFC_MX_STATE_CONNECTED) {
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return;
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}
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rfc_send_rpn (p_mcb, dlci, FALSE, p_pars, param_mask);
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}
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/*******************************************************************************
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**
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** Function RFCOMM_ControlReq
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**
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** Description This function is called by the port entity to send control
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** parameters to remote port emulation entity.
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**
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*******************************************************************************/
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void RFCOMM_ControlReq (tRFC_MCB *p_mcb, UINT8 dlci, tPORT_CTRL *p_pars)
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{
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tPORT *p_port = port_find_mcb_dlci_port(p_mcb, dlci);
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if (p_port == NULL) {
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RFCOMM_TRACE_WARNING("%s Unable to find DLCI port dlci:%d", __func__,
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dlci);
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return;
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}
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if ((p_port->state != PORT_STATE_OPENED)
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|| (p_port->rfc.state != RFC_STATE_OPENED)) {
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return;
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}
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p_port->port_ctrl |= PORT_CTRL_REQ_SENT;
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p_port->rfc.expected_rsp |= RFC_RSP_MSC;
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rfc_send_msc (p_mcb, dlci, TRUE, p_pars);
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rfc_port_timer_start (p_port, RFC_T2_TIMEOUT) ;
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}
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/*******************************************************************************
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**
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** Function RFCOMM_FlowReq
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**
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** Description This function is called by the port entity when flow
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** control state has changed. Enable flag passed shows if
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** port can accept more data.
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**
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*******************************************************************************/
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void RFCOMM_FlowReq (tRFC_MCB *p_mcb, UINT8 dlci, UINT8 enable)
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{
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tPORT *p_port = port_find_mcb_dlci_port(p_mcb, dlci);
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if (p_port == NULL) {
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RFCOMM_TRACE_WARNING("%s Unable to find DLCI port dlci:%d", __func__,
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dlci);
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return;
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}
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if ((p_port->state != PORT_STATE_OPENED)
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|| (p_port->rfc.state != RFC_STATE_OPENED)) {
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return;
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}
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p_port->local_ctrl.fc = !enable;
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p_port->rfc.expected_rsp |= RFC_RSP_MSC;
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rfc_send_msc (p_mcb, dlci, TRUE, &p_port->local_ctrl);
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rfc_port_timer_start (p_port, RFC_T2_TIMEOUT) ;
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}
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/*******************************************************************************
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**
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** Function RFCOMM_LineStatusReq
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**
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** Description This function is called by the port entity when line
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** status should be delivered to the peer.
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**
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*******************************************************************************/
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void RFCOMM_LineStatusReq (tRFC_MCB *p_mcb, UINT8 dlci, UINT8 status)
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{
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tPORT *p_port = port_find_mcb_dlci_port(p_mcb, dlci);
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if (p_port == NULL) {
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RFCOMM_TRACE_WARNING("%s Unable to find DLCI port dlci:%d", __func__,
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dlci);
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return;
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}
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if ((p_port->state != PORT_STATE_OPENED)
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|| (p_port->rfc.state != RFC_STATE_OPENED)) {
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return;
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}
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p_port->rfc.expected_rsp |= RFC_RSP_RLS;
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rfc_send_rls (p_mcb, dlci, TRUE, status);
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rfc_port_timer_start (p_port, RFC_T2_TIMEOUT);
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}
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/*******************************************************************************
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**
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** Function RFCOMM_DlcReleaseReq
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**
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** Description This function is called by the PORT unit to close DLC
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**
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*******************************************************************************/
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void RFCOMM_DlcReleaseReq (tRFC_MCB *p_mcb, UINT8 dlci)
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{
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rfc_port_sm_execute(port_find_mcb_dlci_port (p_mcb, dlci), RFC_EVENT_CLOSE, 0);
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}
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/*******************************************************************************
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**
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** Function RFCOMM_DataReq
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**
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** Description This function is called by the user app to send data buffer
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**
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*******************************************************************************/
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void RFCOMM_DataReq (tRFC_MCB *p_mcb, UINT8 dlci, BT_HDR *p_buf)
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{
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rfc_port_sm_execute(port_find_mcb_dlci_port (p_mcb, dlci), RFC_EVENT_DATA, p_buf);
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}
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#endif ///(defined RFCOMM_INCLUDED && RFCOMM_INCLUDED == TRUE)
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