server_object.h

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/*
 * Copyright 2023-2025 AVSystem <avsystem@avsystem.com>
 * AVSystem Anjay Lite LwM2M SDK
 * All rights reserved.
 *
 * Licensed under AVSystem Anjay Lite LwM2M Client SDK - Non-Commercial License.
 * See the attached LICENSE file for details.
 */
 
#include <anj/init.h>
 
#ifndef ANJ_DM_SERVER_OBJ_H
#    define ANJ_DM_SERVER_OBJ_H
 
#    include <stddef.h>
#    include <stdint.h>
 
#    include <anj/core.h>
#    include <anj/defs.h>
#    include <anj/dm/core.h>
 
#    ifdef __cplusplus
extern "C" {
#    endif
 
#    ifdef ANJ_WITH_DEFAULT_SERVER_OBJ
 
#        ifdef ANJ_WITH_LWM2M12
#            define ANJ_DM_SERVER_OBJ_BINDINGS "UMHTSN"
#        else // ANJ_WITH_LWM2M12
#            define ANJ_DM_SERVER_OBJ_BINDINGS "UTSN"
#        endif // ANJ_WITH_LWM2M12
 
/*
 * Server Object Instance context, used to store Instance specific data, don't
 * modify directly.
 */
typedef struct {
    uint16_t ssid;
    uint32_t lifetime;
    uint32_t default_min_period;
    uint32_t default_max_period;
    uint32_t disable_timeout;
    uint8_t default_notification_mode;
    anj_communication_retry_res_t comm_retry_res;
    char binding[sizeof("UMHTSN")];
    bool bootstrap_on_registration_failure;
    bool mute_send;
    bool notification_storing;
} anj_server_instance_t;
 
typedef struct {
    uint16_t ssid;
    uint32_t lifetime;
    uint32_t default_min_period;
    uint32_t default_max_period;
    uint32_t disable_timeout;
    bool notification_storing;
    const char *binding;
    const bool *bootstrap_on_registration_failure;
    bool mute_send;
    const anj_iid_t *iid;
    anj_communication_retry_res_t *comm_retry_res;
    /*
     * Resource: Default Notification Mode.
     * 0 = NonConfirmable, 1 = Confirmable.
     */
    uint8_t default_notification_mode;
} anj_dm_server_instance_init_t;
 
/*
 * Complex structure of a whole Server Object entity context that holds the
 * Object and its Instances that are linked to Static Data Model.
 *
 * User is expected to instantiate a structure of this type and not modify it
 * directly throughout the LwM2M Client life.
 */
typedef struct {
    anj_dm_obj_t obj;
    anj_dm_obj_inst_t inst;
    anj_dm_obj_inst_t cache_inst;
    anj_server_instance_t server_instance;
    anj_server_instance_t cache_server_instance;
    bool installed;
} anj_dm_server_obj_t;
 
void anj_dm_server_obj_init(anj_dm_server_obj_t *server_obj_ctx);
 
int anj_dm_server_obj_add_instance(
        anj_dm_server_obj_t *server_obj_ctx,
        const anj_dm_server_instance_init_t *instance);
 
int anj_dm_server_obj_install(anj_t *anj, anj_dm_server_obj_t *server_obj_ctx);
 
#    endif // ANJ_WITH_DEFAULT_SERVER_OBJ
 
#    ifdef __cplusplus
}
#    endif
 
#endif // ANJ_DM_SERVER_OBJ_H