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/*
* Author: Christian Storm
* Copyright (C) 2016, Siemens AG
*
* SPDX-License-Identifier: GPL-2.0-only
*/
#pragma once
#include "util.h"
#include <stdbool.h>
#ifdef CONFIG_UPDATE_STATE_CHOICE_BOOTLOADER
#define EXPANDTOKL2(token) token
#define EXPANDTOK(token) EXPANDTOKL2(token)
#define STATE_KEY EXPANDTOK(CONFIG_UPDATE_STATE_BOOTLOADER)
#else
#define STATE_KEY "none"
#endif
/* (Persistent) Update State Management Functions.
*
* The SWUpdate core or a module such as suricatta may want to persistently
* store the update status to communicate it to the server instance after,
* e.g., a successful reboot into the new firmware.
* The `{save,get}_state()` functions are called to manage the update status
* via, e.g., U-Boot's environment.
*
*/
typedef enum {
STATE_OK = '0',
STATE_INSTALLED = '1',
STATE_TESTING = '2',
STATE_FAILED = '3',
STATE_NOT_AVAILABLE = '4',
STATE_ERROR = '5',
STATE_WAIT = '6',
STATE_IN_PROGRESS = '7',
STATE_LAST = STATE_IN_PROGRESS
} update_state_t;
static inline bool is_valid_state(update_state_t state) {
return (state >= STATE_OK && state <= STATE_LAST);
}
static inline char* get_state_string(update_state_t state) {
switch (state) {
case STATE_IN_PROGRESS: return (char*)"in_progress";
case STATE_FAILED: return (char*)"failed";
case STATE_OK: return (char*)"ok";
case STATE_INSTALLED: return (char*)"installed";
case STATE_TESTING: return (char*)"testing";
case STATE_NOT_AVAILABLE: return (char*)"not_available";
case STATE_ERROR: return (char*)"error";
case STATE_WAIT: return (char*)"wait";
default: break;
}
return (char*)"<nil>";
}
int save_state(update_state_t value);
update_state_t get_state(void);
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