Refactor project

Crealned up some TODOs, FIXMEs etc. Added better error handling. Looks
better, feels better.

utilities/rse_commons.h

@@ -0,0 +1,34 @@
+/**
+ * @file rse_commons.h
+ * @author Piotr Krygier (everyonecancode@gmail.com)
+ * @brief Common functionality for all modules
+ * @version 0.1
+ * @date 2023-10-05
+ *
+ * @copyright Copyright (c) 2023
+ *
+ */
+
+#ifndef RSE_COMMONS_H
+#define RSE_COMMONS_H
+
+#include <stdint.h>
+
+/**
+ * @brief Macro for allocating memory and checking it on the same line
+ *
+ */
+#define rse_malloc(ptr, size)                                               \
+ptr = malloc(size);                                                         \
+if (ptr == NULL) {                                                          \
+        LOGF(common_messages[COMMON_ERROR_MEMORY_ALLOCATION_FAILED]); \
+        return RSE_COMMON_ERROR_MALLLOC_FAILED;                             \
+}
+
+/**
+ * @brief Error type for RSE
+ *
+ */
+typedef uint32_t rse_err_t;
+
+#endif /* RSE_COMMONS_H */