init

models/controller.c

@@ -0,0 +1,94 @@
+#include <stdio.h>
+#include <stdint.h>
+#include <stdlib.h>
+#include <string.h>
+#include <uuid/uuid.h>
+
+#include "controller.h"
+#include <macros.h>
+
+
+controller*
+controller_create(void)
+{
+    controller *result = malloc(sizeof(*result));
+    uuid_generate(result->uuid);
+
+    strcpy(result->name, "new emgauwa device");
+    result->port = 0;
+    result->relay_count = 10;
+
+    result->relays = malloc(sizeof(*result->relays) * result->relay_count);
+    uint8_t i;
+    for(i = 0; i < result->relay_count; i++)
+    {
+        result->relays[i] = relay_init(i);
+    }
+
+    return result;
+}
+
+controller*
+controller_read(void)
+{
+    FILE *fp;
+    controller *result;;
+
+    fp = fopen(CONTROLLER_FILE_NAME, "rb");
+
+    if(fp == NULL)
+    {
+        LOG_ERROR("Error opening file");
+        result = controller_create();
+
+        return result;
+    }
+
+    uint8_t header[CONTROLLER_FILE_HEADER_SIZE];
+    size_t read_size;
+
+    read_size = fread(header, sizeof(*header), CONTROLLER_FILE_HEADER_SIZE, fp);
+    if(ferror(fp) || read_size != CONTROLLER_FILE_HEADER_SIZE)
+    {
+        LOG_ERROR("Error reading header");
+        result = controller_create();
+
+        return result;
+    }
+
+    uint8_t version = header[0];
+    printf("%d\n", version);
+
+
+    // size_t fread(void *ptr, size_t size_of_elements, size_t number_of_elements, FILE *a_file);
+
+    fclose(fp);
+
+    result = controller_create();
+
+    return result;
+}
+
+int
+controller_save(controller* ci)
+{
+    FILE *fp;
+
+    fp = fopen(CONTROLLER_FILE_NAME, "w+b");
+
+    if(fp == NULL)
+    {
+        LOG_ERROR("Error creating or opening file");
+        return 1;
+    }
+
+    uint8_t header[CONTROLLER_FILE_HEADER_SIZE];
+    header[0] = CONTROLLER_FILE_VERSION;
+
+    fwrite(header, sizeof(*header), CONTROLLER_FILE_HEADER_SIZE, fp);
+    fwrite(ci->name, sizeof(*ci->name), CONTROLLER_NAME_LENGTH, fp);
+
+    fclose(fp);
+
+    return 0;
+}

models/controller.h

@@ -0,0 +1,28 @@
+#ifndef CONTROLLER_CONTROLLER_H
+#define CONTROLLER_CONTROLLER_H
+
+#include <uuid/uuid.h>
+#include <stdint.h>
+
+#include <config.h>
+#include <models/relay.h>
+
+typedef struct controller {
+    uuid_t uuid;
+    char name[CONTROLLER_NAME_LENGTH];
+    uint16_t port;
+    uint8_t relay_count;
+    relay **relays;
+
+} controller;
+
+controller*
+controller_create(void);
+
+controller*
+controller_read(void);
+
+int
+controller_save(controller* ci);
+
+#endif //CONTROLLER_CONTROLLER_H

models/relay.c

@@ -0,0 +1,10 @@
+#include <stdlib.h>
+
+#include "relay.h"
+
+relay*
+relay_init(uint8_t index)
+{
+    (void)index;
+    return NULL;
+}

models/relay.h

@@ -0,0 +1,17 @@
+#ifndef CONTROLLER_RELAY_H
+#define CONTROLLER_RELAY_H
+
+#include <stdint.h>
+
+#include <config.h>
+
+typedef struct relay {
+    uint8_t index;
+    char name[128];
+    uint16_t *schedule;
+} relay;
+
+relay*
+relay_init(uint8_t index);
+
+#endif //CONTROLLER_RELAY_H