config and string reworked, hashtable updated to use arc_errno

include/arc/std/io.h

@@ -6,6 +6,7 @@ extern "C" {
 #endif
 
 #include <stdint.h>
+#include "arc/std/string.h"
 
 /**
  * @brief get string and size from file
@@ -13,11 +14,8 @@ extern "C" {
  * @param path a string to path of target file
  * @param data pointer to where string will be created
  *             this will need to be freed once done using it
- * @param size size of string
- *
- * @return int 0 on success, ARC_ERRNO_ on fail
 */
-int32_t ARC_IO_FileToStr(const char *path, char **data, uint64_t *size);
+void ARC_IO_FileToStr(ARC_String *path, ARC_String **data);
 
 #ifdef __cplusplus
 }