Added device_array, array util, list mainwindow

src/utils/array.c

@@ -0,0 +1,74 @@
+#include "array.h"
+#include <stdio.h>
+
+#define DEFAULT_ARRAY_SIZE 16
+
+struct ARRAY
+{
+    void** data;
+    size_t count;
+    size_t size;
+};
+
+array_t* array_alloc()
+{
+    array_t* tr = malloc(sizeof(array_t));
+    tr->data = malloc(sizeof(void*) * DEFAULT_ARRAY_SIZE);
+    tr->size = DEFAULT_ARRAY_SIZE;
+    tr->count = 0;
+
+    return tr;
+}
+
+void array_free(array_t* array)
+{
+    free(array->data);
+    free(array);
+}
+
+void array_put(array_t* array, size_t index, void* elem)
+{
+    // Make sure allocated space is big enough
+    if(index >= array->size)
+    {
+        array->data = realloc(array->data, (index + 1) * 2);
+        if(!array->data)
+        {
+            perror("Catastrophic memory allocation failure:");
+            exit(EXIT_FAILURE);
+        }
+        array->size = (index + 1) * 2;
+    }
+
+    // Put element in array
+    array->data[index] = elem;
+
+    // Update array count (max element position) if necessary
+    if(array->count <= index) array->count = index + 1;
+}
+
+void array_add(array_t* array, void* elem)
+{
+    array_put(array, array->count, elem);
+}
+
+void* array_get(array_t* array, size_t index)
+{
+    if(index >= array->size)
+    {
+        fprintf(stderr, "Catastrophic memory access failure: Trying to access index %lu of %lu-sized array\n", index, array->size);
+        exit(EXIT_FAILURE);
+    }
+
+    if(index >= array->count)
+    {
+        fprintf(stderr, "Warning: Trying to access index %lu of array with %lu element, uninitialized access\n", index, array->count);
+    }
+
+    return array->data[index];
+}
+
+size_t array_count(array_t* array)
+{
+    return array->count;
+}

src/utils/array.h

@@ -0,0 +1,17 @@
+#ifndef ARRAY_H
+#define ARRAY_H
+
+#include <stdlib.h>
+
+typedef struct ARRAY array_t;
+
+array_t* array_alloc();
+void array_free(array_t* array);
+
+void array_add(array_t* array, void* elem);
+void array_put(array_t* array, size_t index, void* elem);
+
+void* array_get(array_t* array, size_t index);
+size_t array_count(array_t* array);
+
+#endif