refactor: improve even more

1 files changed, 22 insertions, 0 deletions

diff --git a/src/utils.h b/src/utils.h
index a1b69e1..049e583 100644
--- a/src/utils.h
+++ b/src/utils.h
@@ -1,6 +1,28 @@
 #ifndef UTILS_H
 #define UTILS_H
 
+/**
+ * Returns whether or not a string is a number.
+ *
+ * @param str A string
+ */
 int is_number(char *str);
 
+/**
+ * Safely allocates memory to the heap.
+ *
+ * @param amount The amount of memory to allocate
+ * @returns The allocated memory.
+ */
+void *malloc_s(unsigned long amount);
+
+/**
+ * Converts a string to a unsigned integer.
+ *
+ * @param str A string
+ * @param err A error destination
+ * @returns A unsigned integer.
+ */
+unsigned int str_to_uint(char *str, char **err);
+
 #endif