582 lines
19 KiB
C
582 lines
19 KiB
C
// Copyright 2015-2016 Espressif Systems (Shanghai) PTE LTD
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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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// 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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#include <string.h>
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#include "btc_spp.h"
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#include "btc_manage.h"
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#include "btc_task.h"
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#include "bta_jv_api.h"
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#include "bt_trace.h"
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#include "allocator.h"
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#include "esp_spp_api.h"
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#include "list.h"
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#include "mutex.h"
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#include <sys/errno.h>
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#include <sys/lock.h>
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#include <sys/fcntl.h>
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#if (defined BTC_SPP_INCLUDED && BTC_SPP_INCLUDED == TRUE)
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typedef struct {
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uint8_t serial;
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bool connected;
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uint8_t scn;
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uint8_t max_session;
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uint32_t id;
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uint32_t mtu;//unused
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uint32_t sdp_handle;
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uint32_t rfc_handle;
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uint32_t rfc_port_handle;
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esp_spp_role_t role;
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esp_spp_sec_t security;
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esp_bd_addr_t addr;
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list_t *list;
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uint8_t service_uuid[16];
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char service_name[ESP_SPP_SERVER_NAME_MAX];
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} spp_slot_t;
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static spp_slot_t *spp_slots[BTA_JV_MAX_RFC_SR_SESSION + 1];
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static uint32_t spp_slot_id = 0;
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static osi_mutex_t spp_slot_mutex;
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static void spp_osi_free(void *p)
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{
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osi_free(p);
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}
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static spp_slot_t *malloc_spp_slot(void)
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{
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if (++spp_slot_id == 0) {
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spp_slot_id = 1;
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}
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for (size_t i = 1; i <= BTA_JV_MAX_RFC_SR_SESSION; i++) {
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if (spp_slots[i] == NULL) {
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spp_slots[i] = (spp_slot_t *)osi_malloc(sizeof(spp_slot_t));
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if (!spp_slots[i]) {
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return NULL;
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}
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spp_slots[i]->id = spp_slot_id;
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spp_slots[i]->serial = i;
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spp_slots[i]->connected = FALSE;
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spp_slots[i]->list = list_new(spp_osi_free);
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return spp_slots[i];
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}
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}
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return NULL;
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}
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static spp_slot_t *find_slot_by_id(uint32_t id)
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{
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for (size_t i = 1; i <= BTA_JV_MAX_RFC_SR_SESSION; i++) {
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if (spp_slots[i] != NULL && spp_slots[i]->id == id) {
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return spp_slots[i];
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}
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}
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return NULL;
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}
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static spp_slot_t *find_slot_by_handle(uint32_t handle)
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{
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for (size_t i = 1; i <= BTA_JV_MAX_RFC_SR_SESSION; i++) {
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if (spp_slots[i] != NULL && spp_slots[i]->rfc_handle == handle) {
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return spp_slots[i];
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}
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}
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return NULL;
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}
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static void free_spp_slot(spp_slot_t *slot)
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{
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if (!slot) {
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return;
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}
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spp_slots[slot->serial] = NULL;
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list_free(slot->list);
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osi_free(slot);
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}
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static inline void btc_spp_cb_to_app(esp_spp_cb_event_t event, esp_spp_cb_param_t *param)
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{
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esp_spp_cb_t *btc_spp_cb = (esp_spp_cb_t *)btc_profile_cb_get(BTC_PID_SPP);
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if (btc_spp_cb) {
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btc_spp_cb(event, param);
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}
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}
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static void btc_create_server_fail_cb(void)
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{
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esp_spp_cb_param_t param;
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param.start.status = ESP_SPP_FAILURE;
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btc_spp_cb_to_app(ESP_SPP_START_EVT, ¶m);
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}
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static void btc_disconnect_cb(uint32_t handle)
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{
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esp_spp_cb_param_t param;
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param.close.status = ESP_SPP_SUCCESS;
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param.close.handle = handle;
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param.close.async = FALSE;
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btc_spp_cb_to_app(ESP_SPP_CLOSE_EVT, ¶m);
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}
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static void *btc_spp_rfcomm_inter_cb(tBTA_JV_EVT event, tBTA_JV *p_data, void *user_data)
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{
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bt_status_t status;
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btc_msg_t msg;
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void *new_user_data = NULL;
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uint32_t id = (uintptr_t)user_data;
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osi_mutex_lock(&spp_slot_mutex, OSI_MUTEX_MAX_TIMEOUT);
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spp_slot_t *slot, *slot_new;
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switch (event) {
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case BTA_JV_RFCOMM_SRV_OPEN_EVT:
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slot = find_slot_by_id(id);
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if (!slot) {
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LOG_ERROR("%s unable to find RFCOMM slot!", __func__);
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break;
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}
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slot_new = malloc_spp_slot();
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if (!slot_new) {
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LOG_ERROR("%s unable to malloc RFCOMM slot!", __func__);
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break;
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}
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new_user_data = (void *)(uintptr_t)slot_new->id;
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slot_new->security = slot->security;
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slot_new->role = slot->role;
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slot_new->scn = slot->scn;;
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slot_new->max_session = slot->max_session;
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strcpy(slot_new->service_name, slot->service_name);
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slot_new->sdp_handle = slot->sdp_handle;
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slot_new->rfc_handle = p_data->rfc_srv_open.new_listen_handle;
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slot_new->rfc_port_handle = BTA_JvRfcommGetPortHdl(p_data->rfc_srv_open.new_listen_handle);
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memcpy(slot->addr, p_data->rfc_srv_open.rem_bda, ESP_BD_ADDR_LEN);
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slot->connected = TRUE;
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slot->rfc_handle = p_data->rfc_srv_open.handle;
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slot->rfc_port_handle = BTA_JvRfcommGetPortHdl(p_data->rfc_srv_open.handle);
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break;
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case BTA_JV_RFCOMM_OPEN_EVT:
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slot = find_slot_by_id(id);
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if (!slot) {
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LOG_ERROR("%s unable to find RFCOMM slot!", __func__);
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break;
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}
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slot->connected = TRUE;
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slot->rfc_handle = p_data->rfc_open.handle;
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slot->rfc_port_handle = BTA_JvRfcommGetPortHdl(p_data->rfc_open.handle);
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break;
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case BTA_JV_RFCOMM_CLOSE_EVT:
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slot = find_slot_by_id(id);
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if (!slot) {
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LOG_ERROR("%s unable to find RFCOMM slot!", __func__);
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break;
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}
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if (slot->connected) {
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BTA_JvRfcommClose(slot->rfc_handle, (void *)slot->id);
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}
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free_spp_slot(slot);
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p_data->rfc_close.status = BTA_JV_SUCCESS;
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break;
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case BTA_JV_RFCOMM_DATA_IND_EVT:
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break;
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default:
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break;
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}
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osi_mutex_unlock(&spp_slot_mutex);
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msg.sig = BTC_SIG_API_CB;
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msg.pid = BTC_PID_SPP;
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msg.act = event;
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status = btc_transfer_context(&msg, p_data,
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sizeof(tBTA_JV), NULL);
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if (status != BT_STATUS_SUCCESS) {
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LOG_ERROR("%s btc_transfer_context failed", __func__);
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}
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return new_user_data;
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}
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static void btc_spp_dm_inter_cb(tBTA_JV_EVT event, tBTA_JV *p_data, void *user_data)
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{
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bt_status_t status;
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btc_msg_t msg;
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uint32_t id = (uintptr_t)user_data;
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spp_slot_t *slot;
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switch (event) {
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case BTA_JV_GET_SCN_EVT:
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osi_mutex_lock(&spp_slot_mutex, OSI_MUTEX_MAX_TIMEOUT);
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slot = find_slot_by_id(id);
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if (!slot) {
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LOG_ERROR("%s unable to find RFCOMM slot!", __func__);
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osi_mutex_unlock(&spp_slot_mutex);
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break;
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}
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if (p_data->scn == 0) {
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LOG_ERROR("%s unable to get scn, start server fail!", __func__);
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btc_create_server_fail_cb();
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free_spp_slot(slot);
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osi_mutex_unlock(&spp_slot_mutex);
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break;
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}
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slot->scn = p_data->scn;
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BTA_JvCreateRecordByUser(slot->service_name, slot->scn, (void *)slot->id);
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osi_mutex_unlock(&spp_slot_mutex);
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break;
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case BTA_JV_CREATE_RECORD_EVT:
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osi_mutex_lock(&spp_slot_mutex, OSI_MUTEX_MAX_TIMEOUT);
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slot = find_slot_by_id(id);
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if (!slot) {
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LOG_ERROR("%s unable to find RFCOMM slot!", __func__);
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osi_mutex_unlock(&spp_slot_mutex);
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break;
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}
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if (p_data->create_rec.status == BTA_JV_SUCCESS) {
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slot->sdp_handle = p_data->create_rec.handle;
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BTA_JvRfcommStartServer(slot->security, slot->role, slot->scn,
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slot->max_session, (tBTA_JV_RFCOMM_CBACK *)btc_spp_rfcomm_inter_cb, (void *)slot->id);
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} else {
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LOG_ERROR("%s unable to create record, start server fail!", __func__);
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btc_create_server_fail_cb();
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BTA_JvFreeChannel(slot->scn, BTA_JV_CONN_TYPE_RFCOMM);
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free_spp_slot(slot);
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}
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osi_mutex_unlock(&spp_slot_mutex);
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break;
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default:
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msg.sig = BTC_SIG_API_CB;
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msg.pid = BTC_PID_SPP;
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msg.act = event;
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status = btc_transfer_context(&msg, p_data, sizeof(tBTA_JV), NULL);
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if (status != BT_STATUS_SUCCESS) {
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LOG_ERROR("%s btc_transfer_context failed\n", __func__);
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}
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break;
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}
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}
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static void btc_spp_init(void)
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{
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if (osi_mutex_new(&spp_slot_mutex) != 0) {
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LOG_ERROR("%s osi_mutex_new failed\n", __func__);
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}
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BTA_JvEnable((tBTA_JV_DM_CBACK *)btc_spp_dm_inter_cb);
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}
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static void btc_spp_uninit(void)
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{
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osi_mutex_lock(&spp_slot_mutex, OSI_MUTEX_MAX_TIMEOUT);
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for (size_t i = 1; i <= BTA_JV_MAX_RFC_SR_SESSION; i++) {
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if (spp_slots[i] != NULL && spp_slots[i]->connected) {
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BTA_JvRfcommClose(spp_slots[i]->rfc_handle, (void *)spp_slots[i]->id);
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free_spp_slot(spp_slots[i]);
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spp_slots[i] = NULL;
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}
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}
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for (size_t i = 1; i <= BTA_JV_MAX_RFC_SR_SESSION; i++) {
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if (spp_slots[i] != NULL && !(spp_slots[i]->connected)) {
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BTA_JvDeleteRecord(spp_slots[i]->sdp_handle);
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BTA_JvFreeChannel(spp_slots[i]->scn, BTA_JV_CONN_TYPE_RFCOMM);
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free_spp_slot(spp_slots[i]);
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spp_slots[i] = NULL;
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}
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}
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BTA_JvDisable();
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osi_mutex_unlock(&spp_slot_mutex);
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osi_mutex_free(&spp_slot_mutex);
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}
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static void btc_spp_start_discovery(btc_spp_args_t *arg)
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{
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BTA_JvStartDiscovery(arg->start_discovery.bd_addr, arg->start_discovery.num_uuid, arg->start_discovery.p_uuid_list, NULL);
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}
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static void btc_spp_connect(btc_spp_args_t *arg)
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{
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osi_mutex_lock(&spp_slot_mutex, OSI_MUTEX_MAX_TIMEOUT);
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spp_slot_t *slot = malloc_spp_slot();
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if (!slot) {
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LOG_ERROR("%s unable to malloc RFCOMM slot!", __func__);
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osi_mutex_unlock(&spp_slot_mutex);
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return;
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}
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slot->security = arg->connect.sec_mask;
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slot->role = arg->connect.role;
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slot->scn = arg->connect.remote_scn;;
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memcpy(slot->addr, arg->connect.peer_bd_addr, ESP_BD_ADDR_LEN);
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BTA_JvRfcommConnect(arg->connect.sec_mask, arg->connect.role, arg->connect.remote_scn,
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arg->connect.peer_bd_addr, (tBTA_JV_RFCOMM_CBACK *)btc_spp_rfcomm_inter_cb, (void *)slot->id);
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osi_mutex_unlock(&spp_slot_mutex);
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}
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static void btc_spp_disconnect(btc_spp_args_t *arg)
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{
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osi_mutex_lock(&spp_slot_mutex, OSI_MUTEX_MAX_TIMEOUT);
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spp_slot_t *slot = find_slot_by_handle(arg->disconnect.handle);
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if (!slot) {
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LOG_ERROR("%s unable to find RFCOMM slot! disconnect fail!", __func__);
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osi_mutex_unlock(&spp_slot_mutex);
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return;
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}
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BTA_JvRfcommClose(arg->disconnect.handle, (void *)slot->id);
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btc_disconnect_cb(slot->rfc_handle);
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free_spp_slot(slot);
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osi_mutex_unlock(&spp_slot_mutex);
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}
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static void btc_spp_start_srv(btc_spp_args_t *arg)
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{
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osi_mutex_lock(&spp_slot_mutex, OSI_MUTEX_MAX_TIMEOUT);
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spp_slot_t *slot = malloc_spp_slot();
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if (!slot) {
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LOG_ERROR("%s unable to malloc RFCOMM slot!", __func__);
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osi_mutex_unlock(&spp_slot_mutex);
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return;
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}
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slot->security = arg->start_srv.sec_mask;
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slot->role = arg->start_srv.role;
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slot->scn = arg->start_srv.local_scn;;
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slot->max_session = arg->start_srv.max_session;
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strcpy(slot->service_name, arg->start_srv.name);
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BTA_JvGetChannelId(BTA_JV_CONN_TYPE_RFCOMM, (void *)slot->id, arg->start_srv.local_scn);
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osi_mutex_unlock(&spp_slot_mutex);
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}
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static void btc_spp_write(btc_spp_args_t *arg)
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{
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osi_mutex_lock(&spp_slot_mutex, OSI_MUTEX_MAX_TIMEOUT);
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spp_slot_t *slot = find_slot_by_handle(arg->write.handle);
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if (!slot) {
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LOG_ERROR("%s unable to find RFCOMM slot! disconnect fail!", __func__);
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osi_mutex_unlock(&spp_slot_mutex);
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return;
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}
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list_append(slot->list, arg->write.p_data);
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BTA_JvRfcommWrite(arg->write.handle, slot->id, arg->write.len, arg->write.p_data);
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osi_mutex_unlock(&spp_slot_mutex);
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}
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void btc_spp_arg_deep_copy(btc_msg_t *msg, void *p_dest, void *p_src)
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{
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btc_spp_args_t *dst = (btc_spp_args_t *) p_dest;
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btc_spp_args_t *src = (btc_spp_args_t *) p_src;
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switch (msg->act) {
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case BTC_SPP_ACT_START_DISCOVERY:
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dst->start_discovery.p_uuid_list = (tSDP_UUID *)osi_malloc(src->start_discovery.num_uuid * sizeof(tSDP_UUID));
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if (dst->start_discovery.p_uuid_list) {
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memcpy(dst->start_discovery.p_uuid_list, src->start_discovery.p_uuid_list, src->start_discovery.num_uuid * sizeof(tSDP_UUID));
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} else if (src->start_discovery.num_uuid == 0) {
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LOG_ERROR("%s %d no mem\n", __func__, msg->act);
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} else {
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LOG_ERROR("%s %d osi_malloc failed\n", __func__, msg->act);
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}
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break;
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case BTC_SPP_ACT_WRITE:
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dst->write.p_data = (uint8_t *)osi_malloc(src->write.len);
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if (dst->write.p_data) {
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memcpy(dst->write.p_data, src->write.p_data, src->write.len);
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} else if (src->write.len == 0) {
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LOG_DEBUG("%s %d no mem\n", __func__, msg->act);
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} else {
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LOG_ERROR("%s %d osi_malloc failed\n", __func__, msg->act);
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}
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break;
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default:
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break;
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}
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}
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void btc_spp_arg_deep_free(btc_msg_t *msg)
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{
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btc_spp_args_t *arg = (btc_spp_args_t *)msg->arg;
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switch (msg->act) {
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case BTC_SPP_ACT_START_DISCOVERY:
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if (arg->start_discovery.p_uuid_list) {
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osi_free(arg->start_discovery.p_uuid_list);
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}
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break;
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default:
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break;
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}
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}
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void btc_spp_call_handler(btc_msg_t *msg)
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{
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btc_spp_args_t *arg = (btc_spp_args_t *)(msg->arg);
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switch (msg->act) {
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case BTC_SPP_ACT_INIT:
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btc_spp_init();
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break;
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case BTC_SPP_ACT_UNINIT:
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btc_spp_uninit();
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break;
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case BTC_SPP_ACT_START_DISCOVERY:
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btc_spp_start_discovery(arg);
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break;
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case BTC_SPP_ACT_CONNECT:
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btc_spp_connect(arg);
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break;
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case BTC_SPP_ACT_DISCONNECT:
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btc_spp_disconnect(arg);
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|
break;
|
|
case BTC_SPP_ACT_START_SRV:
|
|
btc_spp_start_srv(arg);
|
|
break;
|
|
case BTC_SPP_ACT_WRITE:
|
|
btc_spp_write(arg);
|
|
break;
|
|
default:
|
|
LOG_ERROR("%s: Unhandled event (%d)!\n", __FUNCTION__, msg->act);
|
|
break;
|
|
}
|
|
btc_spp_arg_deep_free(msg);
|
|
}
|
|
|
|
void btc_spp_cb_handler(btc_msg_t *msg)
|
|
{
|
|
esp_spp_cb_param_t param;
|
|
tBTA_JV *p_data = (tBTA_JV *)msg->arg;
|
|
switch (msg->act) {
|
|
case BTA_JV_ENABLE_EVT:
|
|
param.init.status = p_data->status;
|
|
btc_spp_cb_to_app(ESP_SPP_INIT_EVT, ¶m);
|
|
break;
|
|
case BTA_JV_DISCOVERY_COMP_EVT:
|
|
param.disc_comp.status = p_data->disc_comp.status;
|
|
param.disc_comp.scn_num = p_data->disc_comp.scn_num;
|
|
memcpy(param.disc_comp.scn, p_data->disc_comp.scn, p_data->disc_comp.scn_num);
|
|
btc_spp_cb_to_app(ESP_SPP_DISCOVERY_COMP_EVT, ¶m);
|
|
break;
|
|
case BTA_JV_RFCOMM_CL_INIT_EVT:
|
|
param.cl_init.status = p_data->rfc_cl_init.status;
|
|
param.cl_init.handle = p_data->rfc_cl_init.handle;
|
|
param.cl_init.sec_id = p_data->rfc_cl_init.sec_id;
|
|
param.cl_init.use_co = p_data->rfc_cl_init.use_co;
|
|
btc_spp_cb_to_app(ESP_SPP_CL_INIT_EVT, ¶m);
|
|
break;
|
|
case BTA_JV_RFCOMM_OPEN_EVT:
|
|
param.open.status = p_data->rfc_open.status;
|
|
param.open.handle = p_data->rfc_open.handle;
|
|
memcpy(param.open.rem_bda, p_data->rfc_open.rem_bda, ESP_BD_ADDR_LEN);
|
|
btc_spp_cb_to_app(ESP_SPP_OPEN_EVT, ¶m);
|
|
break;
|
|
case BTA_JV_RFCOMM_START_EVT:
|
|
param.start.status = p_data->rfc_start.status;
|
|
param.start.handle = p_data->rfc_start.handle;
|
|
param.start.sec_id = p_data->rfc_start.sec_id;
|
|
param.start.use_co = p_data->rfc_start.use_co;
|
|
btc_spp_cb_to_app(ESP_SPP_START_EVT, ¶m);
|
|
break;
|
|
case BTA_JV_RFCOMM_SRV_OPEN_EVT:
|
|
param.srv_open.status = p_data->rfc_srv_open.status;
|
|
param.srv_open.handle = p_data->rfc_srv_open.handle;
|
|
param.srv_open.new_listen_handle = p_data->rfc_srv_open.new_listen_handle;
|
|
memcpy(param.srv_open.rem_bda, p_data->rfc_srv_open.rem_bda, ESP_BD_ADDR_LEN);
|
|
btc_spp_cb_to_app(ESP_SPP_SRV_OPEN_EVT, ¶m);
|
|
break;
|
|
case BTA_JV_RFCOMM_WRITE_EVT:
|
|
param.write.status = p_data->rfc_write.status;
|
|
param.write.handle = p_data->rfc_write.handle;
|
|
param.write.req_id = p_data->rfc_write.req_id;
|
|
param.write.len = p_data->rfc_write.len;
|
|
param.write.cong = p_data->rfc_write.cong;
|
|
btc_spp_cb_to_app(ESP_SPP_WRITE_EVT, ¶m);
|
|
osi_mutex_lock(&spp_slot_mutex, OSI_MUTEX_MAX_TIMEOUT);
|
|
spp_slot_t *slot = find_slot_by_handle(p_data->rfc_write.handle);
|
|
if (!slot) {
|
|
LOG_ERROR("%s unable to find RFCOMM slot! disconnect fail!", __func__);
|
|
osi_mutex_unlock(&spp_slot_mutex);
|
|
break;
|
|
}
|
|
list_remove(slot->list, list_front(slot->list));
|
|
osi_mutex_unlock(&spp_slot_mutex);
|
|
break;
|
|
case BTA_JV_RFCOMM_CLOSE_EVT:
|
|
param.close.status = p_data->rfc_close.status;
|
|
param.close.port_status = p_data->rfc_close.port_status;
|
|
param.close.handle = p_data->rfc_close.handle;
|
|
param.close.async = p_data->rfc_close.async;
|
|
btc_spp_cb_to_app(ESP_SPP_CLOSE_EVT, ¶m);
|
|
break;
|
|
case BTA_JV_RFCOMM_CONG_EVT:
|
|
param.cong.status = p_data->rfc_cong.status;
|
|
param.cong.handle = p_data->rfc_cong.handle;
|
|
param.cong.cong = p_data->rfc_cong.cong;
|
|
btc_spp_cb_to_app(ESP_SPP_CONG_EVT, ¶m);
|
|
break;
|
|
case BTA_JV_RFCOMM_DATA_IND_EVT:
|
|
param.data_ind.status = ESP_SPP_SUCCESS;
|
|
param.data_ind.handle = p_data->data_ind.handle;
|
|
if (p_data->data_ind.p_buf) {
|
|
param.data_ind.len = p_data->data_ind.p_buf->len;
|
|
param.data_ind.data = p_data->data_ind.p_buf->data + p_data->data_ind.p_buf->offset;
|
|
} else {
|
|
param.data_ind.len = 0;
|
|
param.data_ind.data = NULL;
|
|
}
|
|
|
|
btc_spp_cb_to_app(ESP_SPP_DATA_IND_EVT, ¶m);
|
|
osi_free (p_data->data_ind.p_buf);
|
|
break;
|
|
default:
|
|
LOG_DEBUG("%s: Unhandled event (%d)!", __FUNCTION__, msg->act);
|
|
break;
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
int bta_co_rfc_data_incoming(void *user_data, BT_HDR *p_buf)
|
|
{
|
|
bt_status_t status;
|
|
tBTA_JV p_data;
|
|
btc_msg_t msg;
|
|
msg.sig = BTC_SIG_API_CB;
|
|
msg.pid = BTC_PID_SPP;
|
|
msg.act = BTA_JV_RFCOMM_DATA_IND_EVT;
|
|
|
|
uint32_t id = (uintptr_t)user_data;
|
|
osi_mutex_lock(&spp_slot_mutex, OSI_MUTEX_MAX_TIMEOUT);
|
|
spp_slot_t *slot = find_slot_by_id(id);
|
|
if (!slot) {
|
|
LOG_ERROR("%s unable to find RFCOMM slot!", __func__);
|
|
osi_mutex_unlock(&spp_slot_mutex);
|
|
return 0;
|
|
}
|
|
p_data.data_ind.handle = slot->rfc_handle;
|
|
p_data.data_ind.p_buf = p_buf;
|
|
status = btc_transfer_context(&msg, &p_data,
|
|
sizeof(tBTA_JV), NULL);
|
|
|
|
if (status != BT_STATUS_SUCCESS) {
|
|
LOG_ERROR("%s btc_transfer_context failed\n", __func__);
|
|
}
|
|
osi_mutex_unlock(&spp_slot_mutex);
|
|
return 1;
|
|
}
|
|
int bta_co_rfc_data_outgoing_size(void *user_data, int *size)
|
|
{
|
|
return 1;
|
|
}
|
|
int bta_co_rfc_data_outgoing(void *user_data, uint8_t *buf, uint16_t size)
|
|
{
|
|
return 1;
|
|
}
|
|
|
|
#endif ///defined BTC_SPP_INCLUDED && BTC_SPP_INCLUDED == TRUE
|