Some code cleanup

client.h

@@ -1,7 +1,7 @@
-#pragma once
-
 /* Handles communication with a client. */
 
+#pragma once
+
 #include <common.h>
 #include <netinet/in.h>
 
@@ -9,12 +9,12 @@
 
 typedef struct
 {
-	int socket;							/* client socket */
-	struct sockaddr_in address;			/* client address information */
-	char ip_string[INET_ADDRSTRLEN];	/* client IP address as a string */
-	time_t last_active;					/* time of client's last activity in seconds from Epoch */
-	char username[USERNAME_LEN];		/* username for human identification */
-	char data[DATABUF_LEN];				/* buffer for data received from client */
+	int socket;						 /* client socket */
+	struct sockaddr_in address;		 /* client address information */
+	char ip_string[INET_ADDRSTRLEN]; /* client IP address as a string */
+	time_t last_active;				 /* time of client's last activity */
+	char username[USERNAME_LEN];	 /* username for human identification */
+	char data[BUFFER_LEN];			 /* buffer for received data */
 } client_t;
 
 /**
@@ -48,7 +48,7 @@ int client_write(client_t *client, char *databuf, int datalen);
  *
  * Returns:
  * - 0 on success
- * - negative value if error occurred
+ * - negative value if an error occurred
  */
 int client_wait_line(client_t *client);
 
@@ -58,6 +58,6 @@ int client_wait_line(client_t *client);
  *
  * Returns:
  * - 0 on success
- * - negative value if error occurred
+ * - negative value if an error occurred
  */
 int client_ask_username(client_t *client);