Computer-Systems/getFileByFirstLetter.h at master · alqulaysh/Computer-Systems · GitHub

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/*-------------------------------------------------------------------------*
 *---                                                                   ---*
 *---		getFileByFirstLetter.h                                      ---*
 *---                                                                   ---*
 *---	    This file declares constants common to both the client and
 *---	server of an application where the client asks the user for a	---*
 *---	letter, and then asks a server for the text of a file that      ---*
 *---	begins with that letter.                                        ---*
 *---                                                                   ---*
 *---	----	----	----	----	----	----	----	----	---*
 *---                                                                   ---*
 *---	Version 1.0		2016 May 24		Joseph Phillips	---*
 *---                                                                   ---*
 *-------------------------------------------------------------------------*/


/*---		Header file inclusion                                       ---*/

#include	<stdlib.h>
#include	<stdio.h>
#include	<string.h>
#include	<sys/socket.h>	// For socket()
#include	<netinet/in.h>	// For sockaddr_in and htons()
#include	<netdb.h>	// For getaddrinfo()
#include	<errno.h>	// For errno var
#include	<sys/stat.h>	// For open(), read(),write(), stat()
#include	<fcntl.h>	// and close()


/*---		Definition of constants:                                    ---*/

#define		BUFFER_LEN		256
#define		NO_MATCH_CODE		((uint32_t) -1)
#define		CANT_READ_FILE_CODE	((uint32_t) -2)
#define		CANT_READ_DIR_CODE	((uint32_t) -3)
#define		DEFAULT_HOSTNAME	"localhost.localdomain"