diff --git a/components/bt/host/bluedroid/api/include/api/esp_a2dp_api.h b/components/bt/host/bluedroid/api/include/api/esp_a2dp_api.h index e45af93542..f475aafac4 100644 --- a/components/bt/host/bluedroid/api/include/api/esp_a2dp_api.h +++ b/components/bt/host/bluedroid/api/include/api/esp_a2dp_api.h @@ -1,16 +1,8 @@ -// Copyright 2015-2016 Espressif Systems (Shanghai) PTE LTD -// -// 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. +/* + * SPDX-FileCopyrightText: 2015-2023 Espressif Systems (Shanghai) CO LTD + * + * SPDX-License-Identifier: Apache-2.0 + */ #ifndef __ESP_A2DP_API_H__ #define __ESP_A2DP_API_H__ @@ -182,7 +174,7 @@ typedef int32_t (* esp_a2d_source_data_cb_t)(uint8_t *buf, int32_t len); * * @return * - ESP_OK: success - * - ESP_INVALID_STATE: if bluetooth stack is not yet enabled + * - ESP_ERR_INVALID_STATE: if bluetooth stack is not yet enabled * - ESP_FAIL: if callback is a NULL function pointer * */ @@ -199,7 +191,7 @@ esp_err_t esp_a2d_register_callback(esp_a2d_cb_t callback); * * @return * - ESP_OK: success - * - ESP_INVALID_STATE: if bluetooth stack is not yet enabled + * - ESP_ERR_INVALID_STATE: if bluetooth stack is not yet enabled * - ESP_FAIL: if callback is a NULL function pointer * */ @@ -216,7 +208,7 @@ esp_err_t esp_a2d_sink_register_data_callback(esp_a2d_sink_data_cb_t callback); * * @return * - ESP_OK: if the initialization request is sent successfully - * - ESP_INVALID_STATE: if bluetooth stack is not yet enabled + * - ESP_ERR_INVALID_STATE: if bluetooth stack is not yet enabled * - ESP_FAIL: others * */ @@ -231,7 +223,7 @@ esp_err_t esp_a2d_sink_init(void); * * @return * - ESP_OK: if the deinitialization request is sent successfully - * - ESP_INVALID_STATE: if bluetooth stack is not yet enabled + * - ESP_ERR_INVALID_STATE: if bluetooth stack is not yet enabled * - ESP_FAIL: others * */ @@ -247,7 +239,7 @@ esp_err_t esp_a2d_sink_deinit(void); * * @return * - ESP_OK: connect request is sent to lower layer successfully - * - ESP_INVALID_STATE: if bluetooth stack is not yet enabled + * - ESP_ERR_INVALID_STATE: if bluetooth stack is not yet enabled * - ESP_FAIL: others * */ @@ -263,7 +255,7 @@ esp_err_t esp_a2d_sink_connect(esp_bd_addr_t remote_bda); * * @return * - ESP_OK: disconnect request is sent to lower layer successfully - * - ESP_INVALID_STATE: if bluetooth stack is not yet enabled + * - ESP_ERR_INVALID_STATE: if bluetooth stack is not yet enabled * - ESP_FAIL: others * */ @@ -279,7 +271,7 @@ esp_err_t esp_a2d_sink_disconnect(esp_bd_addr_t remote_bda); * * @return * - ESP_OK: control command is sent to lower layer successfully - * - ESP_INVALID_STATE: if bluetooth stack is not yet enabled + * - ESP_ERR_INVALID_STATE: if bluetooth stack is not yet enabled * - ESP_FAIL: others * */ @@ -296,7 +288,7 @@ esp_err_t esp_a2d_media_ctrl(esp_a2d_media_ctrl_t ctrl); * * @return * - ESP_OK: if the initialization request is sent to lower layer successfully - * - ESP_INVALID_STATE: if bluetooth stack is not yet enabled + * - ESP_ERR_INVALID_STATE: if bluetooth stack is not yet enabled * - ESP_FAIL: others * */ @@ -311,7 +303,7 @@ esp_err_t esp_a2d_source_init(void); * * @return * - ESP_OK: success - * - ESP_INVALID_STATE: if bluetooth stack is not yet enabled + * - ESP_ERR_INVALID_STATE: if bluetooth stack is not yet enabled * - ESP_FAIL: others * */ @@ -328,7 +320,7 @@ esp_err_t esp_a2d_source_deinit(void); * * @return * - ESP_OK: success - * - ESP_INVALID_STATE: if bluetooth stack is not yet enabled + * - ESP_ERR_INVALID_STATE: if bluetooth stack is not yet enabled * - ESP_FAIL: if callback is a NULL function pointer * */ @@ -344,7 +336,7 @@ esp_err_t esp_a2d_source_register_data_callback(esp_a2d_source_data_cb_t callbac * * @return * - ESP_OK: connect request is sent to lower layer successfully - * - ESP_INVALID_STATE: if bluetooth stack is not yet enabled + * - ESP_ERR_INVALID_STATE: if bluetooth stack is not yet enabled * - ESP_FAIL: others * */ @@ -359,7 +351,7 @@ esp_err_t esp_a2d_source_connect(esp_bd_addr_t remote_bda); * @param[in] remote_bda: remote bluetooth device address * @return * - ESP_OK: disconnect request is sent to lower layer - * - ESP_INVALID_STATE: if bluetooth stack is not yet enabled + * - ESP_ERR_INVALID_STATE: if bluetooth stack is not yet enabled * - ESP_FAIL: others * */ diff --git a/components/bt/host/bluedroid/api/include/api/esp_hf_ag_api.h b/components/bt/host/bluedroid/api/include/api/esp_hf_ag_api.h index 2b83cc99d0..76541e8a28 100644 --- a/components/bt/host/bluedroid/api/include/api/esp_hf_ag_api.h +++ b/components/bt/host/bluedroid/api/include/api/esp_hf_ag_api.h @@ -274,7 +274,7 @@ typedef void (* esp_hf_cb_t) (esp_hf_cb_event_t event, esp_hf_cb_param_t *param) * * @return * - ESP_OK: success - * - ESP_INVALID_STATE: if bluetooth stack is not yet enabled + * - ESP_ERR_INVALID_STATE: if bluetooth stack is not yet enabled * - ESP_FAIL: if callback is a NULL function pointer * */ @@ -289,7 +289,7 @@ esp_err_t esp_bt_hf_register_callback(esp_hf_cb_t callback); * * @return * - ESP_OK: if the initialization request is sent successfully - * - ESP_INVALID_STATE: if bluetooth stack is not yet enabled + * - ESP_ERR_INVALID_STATE: if bluetooth stack is not yet enabled * - ESP_FAIL: others * */ @@ -304,7 +304,7 @@ esp_err_t esp_bt_hf_init(esp_bd_addr_t remote_addr); * * @return * - ESP_OK: success - * - ESP_INVALID_STATE: if bluetooth stack is not yet enabled + * - ESP_ERR_INVALID_STATE: if bluetooth stack is not yet enabled * - ESP_FAIL: others * */ @@ -319,7 +319,7 @@ esp_err_t esp_bt_hf_deinit(esp_bd_addr_t remote_addr); * * @return * - ESP_OK: connect request is sent to lower layer - * - ESP_INVALID_STATE: if bluetooth stack is not yet enabled + * - ESP_ERR_INVALID_STATE: if bluetooth stack is not yet enabled * - ESP_FAIL: others * */ @@ -334,7 +334,7 @@ esp_err_t esp_bt_hf_connect(esp_bd_addr_t remote_bda); * * @return * - ESP_OK: disconnect request is sent to lower layer - * - ESP_INVALID_STATE: if bluetooth stack is not yet enabled + * - ESP_ERR_INVALID_STATE: if bluetooth stack is not yet enabled * - ESP_FAIL: others * */ @@ -348,8 +348,8 @@ esp_err_t esp_bt_hf_disconnect(esp_bd_addr_t remote_bda); * @param[in] remote_bda: remote bluetooth device address * * @return - * - ESP_OK: disconnect request is sent to lower layer - * - ESP_INVALID_STATE: if bluetooth stack is not yet enabled + * - ESP_OK: audio connect request is sent to lower layer + * - ESP_ERR_INVALID_STATE: if bluetooth stack is not yet enabled * - ESP_FAIL: others * */ @@ -363,8 +363,8 @@ esp_err_t esp_bt_hf_connect_audio(esp_bd_addr_t remote_bda); * @param[in] remote_bda: remote bluetooth device address * * @return - * - ESP_OK: disconnect request is sent to lower layer - * - ESP_INVALID_STATE: if bluetooth stack is not yet enabled + * - ESP_OK: audio disconnect request is sent to lower layer + * - ESP_ERR_INVALID_STATE: if bluetooth stack is not yet enabled * - ESP_FAIL: others * */ @@ -380,8 +380,8 @@ esp_err_t esp_bt_hf_disconnect_audio(esp_bd_addr_t remote_bda); * @param[in] value: 0 - voice recognition disabled, 1- voice recognition enabled * * @return - * - ESP_OK: disconnect request is sent to lower layer - * - ESP_INVALID_STATE: if bluetooth stack is not yet enabled + * - ESP_OK: response of volume recognition is sent to lower layer + * - ESP_ERR_INVALID_STATE: if bluetooth stack is not yet enabled * - ESP_FAIL: others * */ @@ -399,8 +399,8 @@ esp_err_t esp_bt_hf_vra(esp_bd_addr_t remote_bda, esp_hf_vr_state_t value); * @param[in] volume: gain of the speaker of microphone, ranges 0 to 15 * * @return - * - ESP_OK: disconnect request is sent to lower layer - * - ESP_INVALID_STATE: if bluetooth stack is not yet enabled + * - ESP_OK: volume synchronization control is sent to lower layer + * - ESP_ERR_INVALID_STATE: if bluetooth stack is not yet enabled * - ESP_ERR_INVALID_ARG: if arguments are invalid * - ESP_FAIL: others * @@ -417,8 +417,8 @@ esp_err_t esp_bt_hf_volume_control(esp_bd_addr_t remote_bda, esp_hf_volume_contr * @param[in] unat: User AT command response to HF Client. * It will response "ERROR" by default if unat is NULL. * @return - * - ESP_OK: disconnect request is sent to lower layer - * - ESP_INVALID_STATE: if bluetooth stack is not yet enabled + * - ESP_OK: response of unknown AT command is sent to lower layer + * - ESP_ERR_INVALID_STATE: if bluetooth stack is not yet enabled * - ESP_FAIL: others * */ @@ -433,8 +433,8 @@ esp_err_t esp_hf_unat_response(esp_bd_addr_t remote_addr, char *unat); * @param[in] response_code: AT command response code * @param[in] error_code: CME error code * @return - * - ESP_OK: disconnect request is sent to lower layer - * - ESP_INVALID_STATE: if bluetooth stack is not yet enabled + * - ESP_OK: extend error code is sent to lower layer + * - ESP_ERR_INVALID_STATE: if bluetooth stack is not yet enabled * - ESP_FAIL: others * */ @@ -451,8 +451,8 @@ esp_err_t esp_bt_hf_cmee_response(esp_bd_addr_t remote_bda, esp_hf_at_response_c * @param[in] ntk_state: network service state * @param[in] signal: signal strength from 0 to 5 * @return - * - ESP_OK: disconnect request is sent to lower layer - * - ESP_INVALID_STATE: if bluetooth stack is not yet enabled + * - ESP_OK: device status notification is sent to lower layer + * - ESP_ERR_INVALID_STATE: if bluetooth stack is not yet enabled * - ESP_ERR_INVALID_ARG: if arguments are invalid * - ESP_FAIL: others * @@ -475,8 +475,8 @@ esp_err_t esp_bt_hf_indchange_notification(esp_bd_addr_t remote_addr, esp_hf_cal * @param[in] batt_lev: batery level from 0 to 5 * @param[in] call_held_status: call held status * @return - * - ESP_OK: disconnect request is sent to lower layer - * - ESP_INVALID_STATE: if bluetooth stack is not yet enabled + * - ESP_OK: response to device individual indicators is sent to lower layer + * - ESP_ERR_INVALID_STATE: if bluetooth stack is not yet enabled * - ESP_ERR_INVALID_ARG: if the arguments are invalid * - ESP_FAIL: others * @@ -495,8 +495,8 @@ esp_err_t esp_bt_hf_cind_response(esp_bd_addr_t remote_addr, * @param[in] remote_addr: remote bluetooth device address * @param[in] name: current operator name * @return - * - ESP_OK: disconnect request is sent to lower layer - * - ESP_INVALID_STATE: if bluetooth stack is not yet enabled + * - ESP_OK: reponse for AT+COPS command is sent to lower layer + * - ESP_ERR_INVALID_STATE: if bluetooth stack is not yet enabled * - ESP_FAIL: others * */ @@ -516,8 +516,8 @@ esp_err_t esp_bt_hf_cops_response(esp_bd_addr_t remote_addr, char *name); * @param[in] number: current call number * @param[in] type: international type or unknow * @return - * - ESP_OK: disconnect request is sent to lower layer - * - ESP_INVALID_STATE: if bluetooth stack is not yet enabled + * - ESP_OK: response to AT+CLCC command is sent to lower layer + * - ESP_ERR_INVALID_STATE: if bluetooth stack is not yet enabled * - ESP_FAIL: others * */ @@ -538,8 +538,8 @@ esp_err_t esp_bt_hf_clcc_response(esp_bd_addr_t remote_addr, int index, esp_hf_c * 160-175: national, but no prefix nor escape digits * @param[in] service_type: service type (unknown/voice/fax) * @return - * - ESP_OK: disconnect request is sent to lower layer - * - ESP_INVALID_STATE: if bluetooth stack is not yet enabled + * - ESP_OK: response for AT+CNUM command is sent to lower layer + * - ESP_ERR_INVALID_STATE: if bluetooth stack is not yet enabled * - ESP_FAIL: others * */ @@ -553,8 +553,8 @@ esp_err_t esp_bt_hf_cnum_response(esp_bd_addr_t remote_addr, char *number, int n * @param[in] remote_addr: remote bluetooth device address * @param[in] state: in-band ring tone state * @return - * - ESP_OK: disconnect request is sent to lower layer - * - ESP_INVALID_STATE: if bluetooth stack is not yet enabled + * - ESP_OK: information of in-band ring tone is sent to lower layer + * - ESP_ERR_INVALID_STATE: if bluetooth stack is not yet enabled * - ESP_ERR_INVALID_ARG: if arguments are invalid * - ESP_FAIL: others * @@ -574,8 +574,8 @@ esp_err_t esp_bt_hf_bsir(esp_bd_addr_t remote_addr, esp_hf_in_band_ring_state_t * @param[in] number: number of the incoming call * @param[in] call_addr_type: call address type * @return - * - ESP_OK: disconnect request is sent to lower layer - * - ESP_INVALID_STATE: if bluetooth stack is not yet enabled + * - ESP_OK: answer incoming call is sent to lower layer + * - ESP_ERR_INVALID_STATE: if bluetooth stack is not yet enabled * - ESP_FAIL: others * */ @@ -596,8 +596,8 @@ esp_err_t esp_bt_hf_answer_call(esp_bd_addr_t remote_addr, int num_active, int n * @param[in] number: number of the incoming call * @param[in] call_addr_type: call address type * @return - * - ESP_OK: disconnect request is sent to lower layer - * - ESP_INVALID_STATE: if bluetooth stack is not yet enabled + * - ESP_OK: reject incoming call is sent to lower layer + * - ESP_ERR_INVALID_STATE: if bluetooth stack is not yet enabled * - ESP_FAIL: others * */ @@ -621,8 +621,8 @@ esp_err_t esp_bt_hf_reject_call(esp_bd_addr_t remote_addr, int num_active, int n * @param[in] number: number of the outgoing call * @param[in] call_addr_type: call address type * @return - * - ESP_OK: disconnect request is sent to lower layer - * - ESP_INVALID_STATE: if bluetooth stack is not yet enabled + * - ESP_OK: a call initiation is sent to lower layer + * - ESP_ERR_INVALID_STATE: if bluetooth stack is not yet enabled * - ESP_FAIL: others * */ @@ -643,8 +643,8 @@ esp_err_t esp_bt_hf_out_call(esp_bd_addr_t remote_addr, int num_active, int num_ * @param[in] number: number of the call * @param[in] call_addr_type: call address type * @return - * - ESP_OK: disconnect request is sent to lower layer - * - ESP_INVALID_STATE: if bluetooth stack is not yet enabled + * - ESP_OK: end an ongoing call is sent to lower layer + * - ESP_ERR_INVALID_STATE: if bluetooth stack is not yet enabled * - ESP_FAIL: others * */ @@ -661,7 +661,7 @@ esp_err_t esp_bt_hf_end_call(esp_bd_addr_t remote_addr, int num_active, int num_ * * @return * - ESP_OK: success - * - ESP_INVALID_STATE: if bluetooth stack is not yet enabled + * - ESP_ERR_INVALID_STATE: if bluetooth stack is not yet enabled * - ESP_FAIL: if callback is a NULL function pointer * */ @@ -678,7 +678,7 @@ esp_err_t esp_bt_hf_register_data_callback(esp_hf_incoming_data_cb_t recv, esp_h * * @return * - ESP_OK: if the request is sent successfully - * - ESP_INVALID_STATE: if bluetooth stack is not yet enabled + * - ESP_ERR_INVALID_STATE: if bluetooth stack is not yet enabled * - ESP_FAIL: others * */ diff --git a/components/bt/host/bluedroid/api/include/api/esp_hf_client_api.h b/components/bt/host/bluedroid/api/include/api/esp_hf_client_api.h index 3ef9262b9d..591caa6252 100644 --- a/components/bt/host/bluedroid/api/include/api/esp_hf_client_api.h +++ b/components/bt/host/bluedroid/api/include/api/esp_hf_client_api.h @@ -305,7 +305,7 @@ typedef void (* esp_hf_client_cb_t)(esp_hf_client_cb_event_t event, esp_hf_clien * * @return * - ESP_OK: success - * - ESP_INVALID_STATE: if bluetooth stack is not yet enabled + * - ESP_ERR_INVALID_STATE: if bluetooth stack is not yet enabled * - ESP_FAIL: if callback is a NULL function pointer * */ @@ -318,7 +318,7 @@ esp_err_t esp_hf_client_register_callback(esp_hf_client_cb_t callback); * * @return * - ESP_OK: if the initialization request is sent successfully - * - ESP_INVALID_STATE: if bluetooth stack is not yet enabled + * - ESP_ERR_INVALID_STATE: if bluetooth stack is not yet enabled * - ESP_FAIL: others * */ @@ -331,7 +331,7 @@ esp_err_t esp_hf_client_init(void); * * @return * - ESP_OK: success - * - ESP_INVALID_STATE: if bluetooth stack is not yet enabled + * - ESP_ERR_INVALID_STATE: if bluetooth stack is not yet enabled * - ESP_FAIL: others * */ @@ -346,7 +346,7 @@ esp_err_t esp_hf_client_deinit(void); * * @return * - ESP_OK: connect request is sent to lower layer - * - ESP_INVALID_STATE: if bluetooth stack is not yet enabled + * - ESP_ERR_INVALID_STATE: if bluetooth stack is not yet enabled * - ESP_FAIL: others * */ @@ -361,7 +361,7 @@ esp_err_t esp_hf_client_connect(esp_bd_addr_t remote_bda); * * @return * - ESP_OK: disconnect request is sent to lower layer - * - ESP_INVALID_STATE: if bluetooth stack is not yet enabled + * - ESP_ERR_INVALID_STATE: if bluetooth stack is not yet enabled * - ESP_FAIL: others * */ @@ -374,8 +374,8 @@ esp_err_t esp_hf_client_disconnect(esp_bd_addr_t remote_bda); * * @param[in] remote_bda: remote bluetooth device address * @return - * - ESP_OK: disconnect request is sent to lower layer - * - ESP_INVALID_STATE: if bluetooth stack is not yet enabled + * - ESP_OK: connect audio request is sent to lower layer + * - ESP_ERR_INVALID_STATE: if bluetooth stack is not yet enabled * - ESP_FAIL: others * */ @@ -388,8 +388,8 @@ esp_err_t esp_hf_client_connect_audio(esp_bd_addr_t remote_bda); * * @param[in] remote_bda: remote bluetooth device address * @return - * - ESP_OK: disconnect request is sent to lower layer - * - ESP_INVALID_STATE: if bluetooth stack is not yet enabled + * - ESP_OK: disconnect audio request is sent to lower layer + * - ESP_ERR_INVALID_STATE: if bluetooth stack is not yet enabled * - ESP_FAIL: others * */ @@ -401,8 +401,8 @@ esp_err_t esp_hf_client_disconnect_audio(esp_bd_addr_t remote_bda); * As a precondition to use this API, Service Level Connection shall exist with AG. * * @return - * - ESP_OK: disconnect request is sent to lower layer - * - ESP_INVALID_STATE: if bluetooth stack is not yet enabled + * - ESP_OK: starting voice recognition is sent to lower layer + * - ESP_ERR_INVALID_STATE: if bluetooth stack is not yet enabled * - ESP_FAIL: others * */ @@ -414,8 +414,8 @@ esp_err_t esp_hf_client_start_voice_recognition(void); * As a precondition to use this API, Service Level Connection shall exist with AG. * * @return - * - ESP_OK: disconnect request is sent to lower layer - * - ESP_INVALID_STATE: if bluetooth stack is not yet enabled + * - ESP_OK: stoping voice recognition is sent to lower layer + * - ESP_ERR_INVALID_STATE: if bluetooth stack is not yet enabled * - ESP_FAIL: others * */ @@ -430,8 +430,8 @@ esp_err_t esp_hf_client_stop_voice_recognition(void); * @param[in] volume: gain of the speaker of microphone, ranges 0 to 15 * * @return - * - ESP_OK: disconnect request is sent to lower layer - * - ESP_INVALID_STATE: if bluetooth stack is not yet enabled + * - ESP_OK: volume update is sent to lower layer + * - ESP_ERR_INVALID_STATE: if bluetooth stack is not yet enabled * - ESP_FAIL: others * */ @@ -445,8 +445,8 @@ esp_err_t esp_hf_client_volume_update(esp_hf_volume_control_target_t type, int v * @param[in] number: number string of the call. If NULL, the last number is called(aka re-dial) * * @return - * - ESP_OK: disconnect request is sent to lower layer - * - ESP_INVALID_STATE: if bluetooth stack is not yet enabled + * - ESP_OK: a call placing is sent to lower layer + * - ESP_ERR_INVALID_STATE: if bluetooth stack is not yet enabled * - ESP_FAIL: others * */ @@ -460,8 +460,8 @@ esp_err_t esp_hf_client_dial(const char *number); * @param[in] location: location of the number in the memory * * @return - * - ESP_OK: disconnect request is sent to lower layer - * - ESP_INVALID_STATE: if bluetooth stack is not yet enabled + * - ESP_OK: a memory call placing is sent to lower layer + * - ESP_ERR_INVALID_STATE: if bluetooth stack is not yet enabled * - ESP_FAIL: others * */ @@ -478,8 +478,8 @@ esp_err_t esp_hf_client_dial_memory(int location); * ESP_HF_CHLD_TYPE_REL_X or ESP_HF_CHLD_TYPE_PRIV_X * * @return - * - ESP_OK: disconnect request is sent to lower layer - * - ESP_INVALID_STATE: if bluetooth stack is not yet enabled + * - ESP_OK: command AT+CHLD is sent to lower layer + * - ESP_ERR_INVALID_STATE: if bluetooth stack is not yet enabled * - ESP_FAIL: others * */ @@ -493,8 +493,8 @@ esp_err_t esp_hf_client_send_chld_cmd(esp_hf_chld_type_t chld, int idx); * @param[in] btrh: response and hold action to send * * @return - * - ESP_OK: disconnect request is sent to lower layer - * - ESP_INVALID_STATE: if bluetooth stack is not yet enabled + * - ESP_OK: command AT+BTRH is sent to lower layer + * - ESP_ERR_INVALID_STATE: if bluetooth stack is not yet enabled * - ESP_FAIL: others * */ @@ -506,8 +506,8 @@ esp_err_t esp_hf_client_send_btrh_cmd(esp_hf_btrh_cmd_t btrh); * As a precondition to use this API, Service Level Connection shall exist with AG. * * @return - * - ESP_OK: disconnect request is sent to lower layer - * - ESP_INVALID_STATE: if bluetooth stack is not yet enabled + * - ESP_OK: a call answering is sent to lower layer + * - ESP_ERR_INVALID_STATE: if bluetooth stack is not yet enabled * - ESP_FAIL: others * */ @@ -519,8 +519,8 @@ esp_err_t esp_hf_client_answer_call(void); * As a precondition to use this API, Service Level Connection shall exist with AG. * * @return - * - ESP_OK: disconnect request is sent to lower layer - * - ESP_INVALID_STATE: if bluetooth stack is not yet enabled + * - ESP_OK: the call rejecting is sent to lower layer + * - ESP_ERR_INVALID_STATE: if bluetooth stack is not yet enabled * - ESP_FAIL: others * */ @@ -532,8 +532,8 @@ esp_err_t esp_hf_client_reject_call(void); * As a precondition to use this API, Service Level Connection shall exist with AG. * * @return - * - ESP_OK: disconnect request is sent to lower layer - * - ESP_INVALID_STATE: if bluetooth stack is not yet enabled + * - ESP_OK: query of current calls is sent to lower layer + * - ESP_ERR_INVALID_STATE: if bluetooth stack is not yet enabled * - ESP_FAIL: others * */ @@ -545,8 +545,8 @@ esp_err_t esp_hf_client_query_current_calls(void); * As a precondition to use this API, Service Level Connection shall exist with AG. * * @return - * - ESP_OK: disconnect request is sent to lower layer - * - ESP_INVALID_STATE: if bluetooth stack is not yet enabled + * - ESP_OK: query of current operator name is sent to lower layer + * - ESP_ERR_INVALID_STATE: if bluetooth stack is not yet enabled * - ESP_FAIL: others * */ @@ -558,8 +558,8 @@ esp_err_t esp_hf_client_query_current_operator_name(void); * As a precondition to use this API, Service Level Connection shall exist with AG * * @return - * - ESP_OK: disconnect request is sent to lower layer - * - ESP_INVALID_STATE: if bluetooth stack is not yet enabled + * - ESP_OK: the retrieving of subscriber information is sent to lower layer + * - ESP_ERR_INVALID_STATE: if bluetooth stack is not yet enabled * - ESP_FAIL: others * */ @@ -573,8 +573,8 @@ esp_err_t esp_hf_client_retrieve_subscriber_info(void); * @param[in] code: dtmf code, single ascii character in the set 0-9, #, *, A-D * * @return - * - ESP_OK: disconnect request is sent to lower layer - * - ESP_INVALID_STATE: if bluetooth stack is not yet enabled + * - ESP_OK: the DTMF codes are sent to lower layer + * - ESP_ERR_INVALID_STATE: if bluetooth stack is not yet enabled * - ESP_FAIL: others * */ @@ -586,8 +586,8 @@ esp_err_t esp_hf_client_send_dtmf(char code); * As a precondition to use this API, Service Level Connection shall exist with AG. * * @return - * - ESP_OK: disconnect request is sent to lower layer - * - ESP_INVALID_STATE: if bluetooth stack is not yet enabled + * - ESP_OK: the phone number request corresponding to last voice tag recorded is sent to lower layer + * - ESP_ERR_INVALID_STATE: if bluetooth stack is not yet enabled * - ESP_FAIL: others * */ @@ -600,7 +600,7 @@ esp_err_t esp_hf_client_request_last_voice_tag_number(void); * * @return * - ESP_OK: NREC=0 request is sent to lower layer - * - ESP_INVALID_STATE: if bluetooth stack is not yet enabled + * - ESP_ERR_INVALID_STATE: if bluetooth stack is not yet enabled * - ESP_FAIL: others * */ @@ -617,7 +617,7 @@ esp_err_t esp_hf_client_send_nrec(void); * * @return * - ESP_OK: success - * - ESP_INVALID_STATE: if bluetooth stack is not yet enabled + * - ESP_ERR_INVALID_STATE: if bluetooth stack is not yet enabled * - ESP_FAIL: if callback is a NULL function pointer * */ @@ -634,7 +634,7 @@ esp_err_t esp_hf_client_register_data_callback(esp_hf_client_incoming_data_cb_t * * @return * - ESP_OK: if the request is sent successfully - * - ESP_INVALID_STATE: if bluetooth stack is not yet enabled + * - ESP_ERR_INVALID_STATE: if bluetooth stack is not yet enabled * - ESP_FAIL: others * */