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/*
* Copyright 2021 The Android Open Source Project
*
* 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.
*/
#pragma once
/*
* Define states and events for the RFC multiplexer state machine
*/
typedef enum : uint16_t {
RFC_MX_STATE_IDLE = 0,
RFC_MX_STATE_WAIT_CONN_CNF = 1,
RFC_MX_STATE_CONFIGURE = 2,
RFC_MX_STATE_SABME_WAIT_UA = 3,
RFC_MX_STATE_WAIT_SABME = 4,
RFC_MX_STATE_CONNECTED = 5,
RFC_MX_STATE_DISC_WAIT_UA = 6,
} tRFC_MX_STATE;
/*
* Define port states
*/
typedef enum : uint8_t {
RFC_STATE_CLOSED = 0,
RFC_STATE_SABME_WAIT_UA = 1,
RFC_STATE_ORIG_WAIT_SEC_CHECK = 2,
RFC_STATE_TERM_WAIT_SEC_CHECK = 3,
RFC_STATE_OPENED = 4,
RFC_STATE_DISC_WAIT_UA = 5,
} tRFC_PORT_STATE;
#define CASE_RETURN_TEXT(code) \
case code: \
return #code
inline std::string rfcomm_mx_state_text(const tRFC_MX_STATE& state) {
switch (state) {
CASE_RETURN_TEXT(RFC_MX_STATE_IDLE);
CASE_RETURN_TEXT(RFC_MX_STATE_WAIT_CONN_CNF);
CASE_RETURN_TEXT(RFC_MX_STATE_CONFIGURE);
CASE_RETURN_TEXT(RFC_MX_STATE_SABME_WAIT_UA);
CASE_RETURN_TEXT(RFC_MX_STATE_WAIT_SABME);
CASE_RETURN_TEXT(RFC_MX_STATE_CONNECTED);
CASE_RETURN_TEXT(RFC_MX_STATE_DISC_WAIT_UA);
default:
return std::string("UNKNOWN[") + std::to_string(state) + std::string("]");
}
}
inline std::string rfcomm_port_state_text(const tRFC_PORT_STATE& state) {
switch (state) {
CASE_RETURN_TEXT(RFC_STATE_CLOSED);
CASE_RETURN_TEXT(RFC_STATE_SABME_WAIT_UA);
CASE_RETURN_TEXT(RFC_STATE_ORIG_WAIT_SEC_CHECK);
CASE_RETURN_TEXT(RFC_STATE_TERM_WAIT_SEC_CHECK);
CASE_RETURN_TEXT(RFC_STATE_OPENED);
CASE_RETURN_TEXT(RFC_STATE_DISC_WAIT_UA);
default:
return std::string("UNKNOWN[") + std::to_string(state) + std::string("]");
}
}
#undef CASE_RETURN_TEXT
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