1 /*- 2 * Copyright (c) 1991, 1993, 1994 3 * The Regents of the University of California. All rights reserved. 4 * 5 * This code is derived from software contributed to Berkeley by 6 * Keith Muller of the University of California, San Diego and Lance 7 * Visser of Convex Computer Corporation. 8 * 9 * %sccs.include.redist.c% 10 * 11 * @(#)dd.h 8.3 (Berkeley) 04/02/94 12 */ 13 14 /* Input/output stream state. */ 15 typedef struct { 16 u_char *db; /* buffer address */ 17 u_char *dbp; /* current buffer I/O address */ 18 u_long dbcnt; /* current buffer byte count */ 19 int dbrcnt; /* last read byte count */ 20 u_long dbsz; /* buffer size */ 21 22 #define ISCHR 0x01 /* character device (warn on short) */ 23 #define ISPIPE 0x02 /* pipe (not truncatable) */ 24 #define ISTAPE 0x04 /* tape (not seekable) */ 25 #define NOREAD 0x08 /* not readable */ 26 u_int flags; 27 28 char *name; /* name */ 29 int fd; /* file descriptor */ 30 u_long offset; /* # of blocks to skip */ 31 32 u_long f_stats; /* # of full blocks processed */ 33 u_long p_stats; /* # of partial blocks processed */ 34 u_long s_stats; /* # of odd swab blocks */ 35 u_long t_stats; /* # of truncations */ 36 } IO; 37 38 typedef struct { 39 u_long in_full; /* # of full input blocks */ 40 u_long in_part; /* # of partial input blocks */ 41 u_long out_full; /* # of full output blocks */ 42 u_long out_part; /* # of partial output blocks */ 43 u_long trunc; /* # of truncated records */ 44 u_long swab; /* # of odd-length swab blocks */ 45 u_long bytes; /* # of bytes written */ 46 time_t start; /* start time of dd */ 47 } STAT; 48 49 /* Flags (in ddflags). */ 50 #define C_ASCII 0x00001 51 #define C_BLOCK 0x00002 52 #define C_BS 0x00004 53 #define C_CBS 0x00008 54 #define C_COUNT 0x00010 55 #define C_EBCDIC 0x00020 56 #define C_FILES 0x00040 57 #define C_IBS 0x00080 58 #define C_IF 0x00100 59 #define C_LCASE 0x00200 60 #define C_NOERROR 0x00400 61 #define C_NOTRUNC 0x00800 62 #define C_OBS 0x01000 63 #define C_OF 0x02000 64 #define C_SEEK 0x04000 65 #define C_SKIP 0x08000 66 #define C_SWAB 0x10000 67 #define C_SYNC 0x20000 68 #define C_UCASE 0x40000 69 #define C_UNBLOCK 0x80000 70 #define C_OSYNC 0x100000 71