usr/include/arpa/ftp.h

/*
 * Copyright (c) 1983 Regents of the University of California.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms are permitted
 * provided that the above copyright notice and this paragraph are
 * duplicated in all such forms and that any documentation,
 * advertising materials, and other materials related to such
 * distribution and use acknowledge that the software was developed
 * by the University of California, Berkeley.  The name of the
 * University may not be used to endorse or promote products derived
 * from this software without specific prior written permission.
 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
 * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
 *
 *      @(#)ftp.h       5.3 (Berkeley) 6/27/88
 */

/*
 * Definitions for FTP
 * See RFC-765
 */

/*
 * Reply codes.
 */
#define PRELIM          1       /* positive preliminary */
#define COMPLETE        2       /* positive completion */
#define CONTINUE        3       /* positive intermediate */
#define TRANSIENT       4       /* transient negative completion */
#define ERROR           5       /* permanent negative completion */

/*
 * Type codes
 */
#define TYPE_A          1       /* ASCII */
#define TYPE_E          2       /* EBCDIC */
#define TYPE_I          3       /* image */
#define TYPE_L          4       /* local byte size */

/*
 * Form codes
 */
#define FORM_N          1       /* non-print */
#define FORM_T          2       /* telnet format effectors */
#define FORM_C          3       /* carriage control (ASA) */

/*
 * Structure codes
 */
#define STRU_F          1       /* file (no record structure) */
#define STRU_R          2       /* record structure */
#define STRU_P          3       /* page structure */

/*
 * Mode types
 */
#define MODE_S          1       /* stream */
#define MODE_B          2       /* block */
#define MODE_C          3       /* compressed */

/*
 * Record Tokens
 */
#define REC_ESC         '\377'  /* Record-mode Escape */
#define REC_EOR         '\001'  /* Record-mode End-of-Record */
#define REC_EOF         '\002'  /* Record-mode End-of-File */

/*
 * Block Header
 */
#define BLK_EOR         0x80    /* Block is End-of-Record */
#define BLK_EOF         0x40    /* Block is End-of-File */
#define BLK_ERRORS      0x20    /* Block is suspected of containing errors */
#define BLK_RESTART     0x10    /* Block is Restart Marker */

#define BLK_BYTECOUNT   2       /* Bytes in this block */