| /** |
| * @file lwm2m_obj_binaryappdata.c |
| * @brief |
| * |
| * Copyright (c) 2022 Kickmaker |
| * |
| * SPDX-License-Identifier: Apache-2.0 |
| */ |
| |
| /* |
| * BinaryAppDataContainer |
| * https://raw.githubusercontent.com/OpenMobileAlliance/lwm2m-registry/prod/19.xml |
| */ |
| |
| #define LOG_MODULE_NAME net_lwm2m_binaryappdata |
| #define LOG_LEVEL CONFIG_LWM2M_LOG_LEVEL |
| |
| #include <zephyr/logging/log.h> |
| LOG_MODULE_REGISTER(LOG_MODULE_NAME); |
| |
| #include <string.h> |
| #include <zephyr/init.h> |
| |
| #include "lwm2m_object.h" |
| #include "lwm2m_engine.h" |
| #include "lwm2m_obj_binaryappdata.h" |
| |
| #define BINARYAPPDATA_VERSION_MAJOR 1 |
| #define BINARYAPPDATA_VERSION_MINOR 0 |
| #define BINARYAPPDATA_MAX_ID 6 |
| |
| /* Support 2 instances of binary data in one object */ |
| #define BINARYAPPDATA_DATA_INSTANCE_MAX 2 |
| |
| /* Support 2 multi instance object */ |
| #define MAX_INSTANCE_COUNT 2 |
| |
| /* |
| * Calculate resource instances as follows: |
| * start with BINARYAPPDATA_MAX_ID |
| * subtract EXEC resources (0) |
| * add BINARYAPPDATA_DATA_INSTANCE_MAX resource instances |
| */ |
| #define RESOURCE_INSTANCE_COUNT (BINARYAPPDATA_MAX_ID - (0) + BINARYAPPDATA_DATA_INSTANCE_MAX) |
| |
| static struct lwm2m_engine_obj lwm2m_binaryappdata; |
| static struct lwm2m_engine_obj_field fields[] = { |
| OBJ_FIELD_DATA(LWM2M_BINARYAPPDATA_DATA_ID, RW, OPAQUE), |
| OBJ_FIELD_DATA(LWM2M_BINARYAPPDATA_DATA_PRIORITY_ID, RW_OPT, U8), |
| OBJ_FIELD_DATA(LWM2M_BINARYAPPDATA_DATA_CREATION_TIME_ID, RW_OPT, TIME), |
| OBJ_FIELD_DATA(LWM2M_BINARYAPPDATA_DATA_DESCRIPTION_ID, RW_OPT, STRING), |
| OBJ_FIELD_DATA(LWM2M_BINARYAPPDATA_DATA_FORMAT_ID, RW_OPT, STRING), |
| OBJ_FIELD_DATA(LWM2M_BINARYAPPDATA_APP_ID, RW_OPT, U16), |
| }; |
| |
| static struct lwm2m_engine_obj_inst inst[MAX_INSTANCE_COUNT]; |
| static struct lwm2m_engine_res res[MAX_INSTANCE_COUNT][BINARYAPPDATA_MAX_ID]; |
| static struct lwm2m_engine_res_inst res_inst[MAX_INSTANCE_COUNT][RESOURCE_INSTANCE_COUNT]; |
| |
| static struct lwm2m_engine_obj_inst *lwm2m_binaryappdata_create(uint16_t obj_inst_id) |
| { |
| int index, avail = -1, i = 0, j = 0; |
| |
| /* Check that there is no other instance with this ID */ |
| for (index = 0; index < ARRAY_SIZE(inst); index++) { |
| if (inst[index].obj && inst[index].obj_inst_id == obj_inst_id) { |
| LOG_ERR("Can not create instance - " |
| "already existing: %u", |
| obj_inst_id); |
| return NULL; |
| } |
| |
| /* Save first available slot index */ |
| if (avail < 0 && !inst[index].obj) { |
| avail = index; |
| } |
| } |
| |
| if (avail < 0) { |
| LOG_ERR("Can not create instance - no more room: %u", obj_inst_id); |
| return NULL; |
| } |
| |
| (void)memset(res[avail], 0, sizeof(res[avail][0]) * ARRAY_SIZE(res[avail])); |
| |
| init_res_instance(res_inst[avail], ARRAY_SIZE(res_inst[avail])); |
| |
| /* initialize instance resource data */ |
| INIT_OBJ_RES_OPT(LWM2M_BINARYAPPDATA_DATA_ID, res[avail], i, res_inst[avail], j, |
| BINARYAPPDATA_DATA_INSTANCE_MAX, true, true, NULL, NULL, NULL, NULL, NULL); |
| INIT_OBJ_RES_OPTDATA(LWM2M_BINARYAPPDATA_DATA_PRIORITY_ID, res[avail], i, |
| res_inst[avail], j); |
| INIT_OBJ_RES_OPTDATA(LWM2M_BINARYAPPDATA_DATA_CREATION_TIME_ID, res[avail], i, |
| res_inst[avail], j); |
| INIT_OBJ_RES_OPTDATA(LWM2M_BINARYAPPDATA_DATA_DESCRIPTION_ID, res[avail], i, |
| res_inst[avail], j); |
| INIT_OBJ_RES_OPTDATA(LWM2M_BINARYAPPDATA_DATA_FORMAT_ID, res[avail], i, res_inst[avail], j); |
| INIT_OBJ_RES_OPTDATA(LWM2M_BINARYAPPDATA_APP_ID, res[avail], i, res_inst[avail], j); |
| |
| inst[avail].resources = res[avail]; |
| inst[avail].resource_count = i; |
| |
| LOG_DBG("Created LWM2M binary app data container instance: %d", obj_inst_id); |
| return &inst[avail]; |
| } |
| |
| static int lwm2m_binaryappdata_init(void) |
| { |
| int ret = 0; |
| |
| /* initialize the Event Log field data */ |
| lwm2m_binaryappdata.obj_id = LWM2M_OBJECT_BINARYAPPDATACONTAINER_ID; |
| lwm2m_binaryappdata.version_major = BINARYAPPDATA_VERSION_MAJOR; |
| lwm2m_binaryappdata.version_minor = BINARYAPPDATA_VERSION_MINOR; |
| lwm2m_binaryappdata.is_core = false; |
| lwm2m_binaryappdata.fields = fields; |
| lwm2m_binaryappdata.field_count = ARRAY_SIZE(fields); |
| lwm2m_binaryappdata.max_instance_count = MAX_INSTANCE_COUNT; |
| lwm2m_binaryappdata.create_cb = lwm2m_binaryappdata_create; |
| lwm2m_register_obj(&lwm2m_binaryappdata); |
| |
| return ret; |
| } |
| |
| SYS_INIT(lwm2m_binaryappdata_init, APPLICATION, CONFIG_KERNEL_INIT_PRIORITY_DEFAULT); |