walltime.h

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/*
 * SPDX-FileCopyrightText: 2025 ML!PA Consulting GmbH
 * SPDX-License-Identifier: LGPL-2.1-only
 */
#pragma once

 
#include <stdbool.h>
#include <stdint.h>
#include <time.h>
 
#ifdef __cplusplus
extern "C" {
#endif

typedef void (*walltime_change_cb_t)(void *ctx, int32_t diff_sec, int16_t diff_ms);

typedef struct {
    void *next;                 
    walltime_change_cb_t cb;    
    void *ctx;                  
} walltime_change_sub_t;


void walltime_change_subscribe(walltime_change_sub_t *sub);

bool walltime_change_unsubscribe(walltime_change_sub_t *sub);

int walltime_set(struct tm *time);

int walltime_get(struct tm *time, uint16_t *ms);

uint32_t walltime_get_riot(uint16_t *ms);

time_t walltime_get_unix(uint16_t *ms);

uint32_t walltime_uptime(bool full);

void walltime_impl_init(void);

int walltime_impl_set(struct tm *time);

int walltime_impl_get(struct tm *time, uint16_t *ms);
 
#ifdef __cplusplus
}
#endif