1 files changed, 63 insertions, 0 deletions
diff --git a/src/utils/utils.h b/src/utils/utils.h
new file mode 100644
index 0000000..79c58ca
--- /dev/null
+++ b/src/utils/utils.h
@@ -0,0 +1,63 @@
+#ifndef UTILS_H_
+#define UTILS_H_
+
+#include <stddef.h>
+
+typedef void *data_t;
+
+typedef struct str_array {
+  char **str;
+  size_t n;
+} str_array_t;
+
+typedef struct generic_array {
+  void *data;
+  size_t elem_size;
+  size_t n;
+} generic_array_t;
+
+typedef struct node {
+  data_t data;
+  struct node *next;
+} node_t;
+
+typedef struct queue {
+  node_t *front;
+  node_t *rear;
+} queue_t;
+
+int regex_match(const char *, str_array_t, str_array_t *);
+
+int repchr(char *str, char t, char r);
+
+generic_array_t create_array(size_t elem_size, size_t n);
+
+void free_array(generic_array_t *array);
+
+void resize_array(generic_array_t *array, size_t new_size);
+
+void *get_element(generic_array_t *array, size_t index);
+
+void free_and_nullify(void *p);
+
+str_array_t create_str_array(size_t n);
+
+void free_str_array(str_array_t *array);
+
+void resize_str_array(str_array_t *array, size_t new_size);
+
+int set_str_element(str_array_t *array, size_t index, const char *value);
+
+const char *get_str_element(str_array_t *array, size_t index);
+
+queue_t create_queue(void);
+
+int is_empty_queue(queue_t *queue);
+
+void enqueue(queue_t *queue, data_t data);
+
+data_t dequeue(queue_t *queue);
+
+void free_queue(queue_t *queue);
+
+#endif