Untitled

mail@pastecode.io avatar
unknown
plain_text
a month ago
3.2 kB
2
Indexable
Never
#include <stdio.h>
#include <stdbool.h>
#include <string.h>
#include <time.h>

// Define states
typedef enum {
    NORMAL_OPERATION,
    NIR_RESTORE,
    NVM_RESTORE
} SystemState;

// Constants for the simulation
#define DATA_SIZE 256

// Simulated memory regions
char WarnungNIRIn[DATA_SIZE] = "Last Warning Status from NoInitRam.";
char WarnungNVMIn[DATA_SIZE] = "Last Warning Status from NVRAM.";
char WarnungRestore[DATA_SIZE];  // This will hold the restored data

// Global variables
SystemState currentState = NORMAL_OPERATION;
unsigned int SicherungHaltenMax = 3;

// Function to restore data from NoInitRam
void restoreDataFrom_NIR(void) {
    printf("Restoring data from NoInitRam...\n");
    strncpy(WarnungRestore, WarnungNIRIn, DATA_SIZE);
    printf("Data restored: %s\n", WarnungRestore);
}

// Function to restore data from NVRAM
void restoreDataFrom_NVM(void) {
    printf("Restoring data from NVRAM...\n");
    strncpy(WarnungRestore, WarnungNVMIn, DATA_SIZE);
    printf("Data restored: %s\n", WarnungRestore);
}

// Function to hold the data for a specified amount of time
void holdDataFor(unsigned int SicherungHalten) {
    printf("Holding data for %u seconds...\n", SicherungHalten);
    clock_t start_time = clock();
    while (clock() < ((float) start_time / CLOCKS_PER_SEC + SicherungHalten));
    printf("Data hold complete.\n");
}

int main() {
     bool DatenRestore = 0;
     bool SpeicherNIRUngueltig = (strlen(WarnungNIRIn) == 0); // Check if there is no valid data
     bool SpeicherNVMUngueltig = (strlen(WarnungNVMIn) == 0); // Check if there is no valid data
     bool Normalbetrieb = 0;
    // Main function to manage memory restoration
    while (true) {  // Assume an infinite loop for a real-time system
        switch (currentState) {
            case NORMAL_OPERATION:
                if (!SpeicherNIRUngueltig) { // Check if there's any data
                    currentState = NIR_RESTORE;
                    DatenRestore = 1;
                    Normalbetrieb = 1; 
                } else if (!SpeicherNVMUngueltig) { // Check if there's any data
                    currentState = NVM_RESTORE;
                    DatenRestore = 1;
                    Normalbetrieb = 1;
                } else {
                    printf("Error: No valid memory data available.\n");
                    // Stay in NORMAL_OPERATION if no valid data
                }
                break;

            case NIR_RESTORE:
                restoreDataFrom_NIR();
                holdDataFor(SicherungHaltenMax);  // Hold data for 3 seconds
                currentState = NORMAL_OPERATION;
                DatenRestore = 0;
                Normalbetrieb = 1;
                break;

            case NVM_RESTORE:
                restoreDataFrom_NVM();
                holdDataFor(SicherungHaltenMax);  // Hold data for 3 seconds
                currentState = NORMAL_OPERATION;
                DatenRestore = 0;
                Normalbetrieb = 1;
                break;

            default:
                printf("Invalid state detected.\n");
                currentState = NORMAL_OPERATION;
                break;
        }

    }

    return 0;
}
Leave a Comment