server02 passed

data.h

@@ -1,4 +1,5 @@
 #pragma once
+#include <stdint.h>
 #include <stdio.h>
 #include <winsock2.h>
 typedef struct CharArray {
@@ -7,14 +8,30 @@ typedef struct CharArray {
     char *data;
 } char_array_t;
 
+typedef struct ByteArray {
+    size_t size;
+    size_t capacity;
+    uint8_t *data;
+} byte_array_t;
+
 char_array_t *char_array_create(int size);
 void char_array_destroy(char_array_t *array);
 void char_array_append(char_array_t *array, char *value, size_t length);
 void char_array_print(const char_array_t *array);
+void char_array_print_hex(const char_array_t *array);
 void char_array_wipe(char_array_t *array);
 bool char_array_has_char(char_array_t *array, char c);
 char *char_array_get_until_char(char_array_t *array, char c);
 char *char_array_get_bytes(char_array_t *array, size_t length);
 void char_array_shift_bytes(char_array_t *array, size_t length);
 
+byte_array_t *byte_array_create(int size);
+void byte_array_destroy(byte_array_t *array);
+void byte_array_append(byte_array_t *array, uint8_t *value, size_t length);
+void byte_array_print(const byte_array_t *array);
+uint8_t *byte_array_get_until_byte(byte_array_t *array, uint8_t b);
+uint8_t *byte_array_get_bytes(byte_array_t *array, size_t length);
+void byte_array_shift_bytes(byte_array_t *array, size_t length);
+
+
 SOCKET get_listen_socket();