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104 lines
3.3 KiB
C
104 lines
3.3 KiB
C
/*
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* SPDX-FileCopyrightText: 2024 Espressif Systems (Shanghai) CO LTD
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#pragma once
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#include "common/bt_target.h"
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#include "stack/obex_api.h"
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#include "stack/goep_common.h"
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#include "stack/goepc_api.h"
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#if (GOEPC_INCLUDED == TRUE)
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/* GOEPC state machine events */
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enum {
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GOEPC_SM_EVENT_CONNECT = 0,
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GOEPC_SM_EVENT_DISCONNECT,
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GOEPC_SM_EVENT_REQ,
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GOEPC_SM_EVENT_REQ_FB,
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GOEPC_SM_EVENT_RSP,
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GOEPC_SM_EVENT_RSP_FB,
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};
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/* GOEPC state machine states */
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enum {
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GOEPC_STATE_INIT = 0,
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GOEPC_STATE_OPENING,
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GOEPC_STATE_OPENED_IDLE,
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GOEPC_STATE_OPENED_REQ,
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GOEPC_STATE_OPENED_RSP,
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};
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/* GOEPC srm state machine states */
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enum {
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GOEPC_SRM_STATE_IDLE = 0,
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GOEPC_SRM_STATE_REQ,
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GOEPC_SRM_STATE_ENABLE_WAIT,
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GOEPC_SRM_STATE_ENABLE,
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GOEPC_SRM_STATE_DISABLE,
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};
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/* GOEPC Connection Control block */
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typedef struct {
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tGOEPC_EVT_CBACK *callback; /* GOEP event callback function */
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UINT16 obex_handle; /* OBEX connection handle */
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UINT16 peer_mtu; /* lower layer connection peer MTU */
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UINT16 our_mtu; /* lower layer connection our MTU */
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BOOLEAN congest; /* lower layer connection congestion status */
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BT_HDR *pkt; /* packet prepared in this GOEP client */
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BOOLEAN pkt_srm_en; /* whether prepared packet had set SRM to enable */
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BOOLEAN pkt_srm_wait; /* whether prepared packet had set SRMP to wait */
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UINT8 curr_pkt_opcode; /* prepared packet opcode */
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UINT8 last_pkt_opcode; /* last sent packet opcode */
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BOOLEAN srm_wait; /* whether we had set SRMP to wait */
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BOOLEAN srm_peer_wait; /* whether peer had set SRMP to wait */
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UINT8 srm_state; /* SRM state machine */
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UINT8 state; /* main state machine */
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UINT8 allocated; /* 0, not allocated. index+1, otherwise. equal to api handle */
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} tGOEPC_CCB;
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/* GOEPC Control block */
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typedef struct {
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tGOEPC_CCB ccb[GOEPC_MAX_CONNECTION]; /* connection control blocks */
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UINT8 trace_level; /* trace level */
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} tGOEPC_CB;
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#if GOEP_DYNAMIC_MEMORY == FALSE
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extern tGOEPC_CB goepc_cb;
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#else
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extern tGOEPC_CB *goepc_cb_ptr;
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#define goepc_cb (*goepc_cb_ptr)
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#endif
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typedef struct {
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UINT16 peer_mtu;
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UINT16 our_mtu;
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} tGOEPC_CONNECTED;
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typedef struct {
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UINT16 peer_mtu;
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UINT16 our_mtu;
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} tGOEPC_MTU_CHG;
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typedef union {
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tGOEPC_CONNECTED connected;
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tGOEPC_MTU_CHG mtu_chg;
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BT_HDR *pkt;
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} tGOEPC_DATA;
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tGOEPC_CCB *goepc_allocate_ccb(void);
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void goepc_free_ccb(tGOEPC_CCB *p_ccb);
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void goepc_obex_callback(UINT16 handle, UINT8 event, tOBEX_MSG *msg);
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BOOLEAN goepc_check_obex_req_allow(UINT8 state, BOOLEAN final);
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BOOLEAN goepc_check_obex_req_param(tOBEX_PARSE_INFO *info);
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void goepc_sm_execute(tGOEPC_CCB *p_ccb, UINT8 event, tGOEPC_DATA *p_data);
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void goepc_srm_sm_execute(tGOEPC_CCB *p_ccb, BOOLEAN is_req, BOOLEAN srm_en, BOOLEAN srm_wait);
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#endif /* #if (GOEPC_INCLUDED == TRUE) */
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