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author | Kiyoshi Aman <kiyoshi.aman+adelie@gmail.com> | 2019-02-01 22:55:37 +0000 |
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committer | Kiyoshi Aman <kiyoshi.aman+adelie@gmail.com> | 2019-02-03 18:22:05 -0600 |
commit | 5b57d28ffb6e1ef86b50f7d05d977826eae89bfe (patch) | |
tree | 154a22fe556b49e6927197336f8bf91b12eacd5e /bin/dd/dd.h | |
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initial population
Diffstat (limited to 'bin/dd/dd.h')
-rw-r--r-- | bin/dd/dd.h | 126 |
1 files changed, 126 insertions, 0 deletions
diff --git a/bin/dd/dd.h b/bin/dd/dd.h new file mode 100644 index 0000000..2b2712d --- /dev/null +++ b/bin/dd/dd.h @@ -0,0 +1,126 @@ +/* $NetBSD: dd.h,v 1.16 2015/03/18 13:23:49 manu Exp $ */ + +/*- + * Copyright (c) 1991, 1993, 1994 + * The Regents of the University of California. All rights reserved. + * + * This code is derived from software contributed to Berkeley by + * Keith Muller of the University of California, San Diego and Lance + * Visser of Convex Computer Corporation. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * @(#)dd.h 8.3 (Berkeley) 4/2/94 + */ + +#include <sys/stat.h> + +struct ddfops { + int (*op_init)(void); + + int (*op_open)(const char *, int, ...); + int (*op_close)(int); + + int (*op_fcntl)(int, int, ...); + int (*op_ioctl)(int, unsigned long, ...); + + int (*op_fstat)(int, struct stat *); + int (*op_fsync)(int); + int (*op_ftruncate)(int, off_t); + + off_t (*op_lseek)(int, off_t, int); + + ssize_t (*op_read)(int, void *, size_t); + ssize_t (*op_write)(int, const void *, size_t); +}; + +#define ddop_open(dir, a1, a2, ...) dir.ops->op_open(a1, a2, __VA_ARGS__) +#define ddop_close(dir, a1) dir.ops->op_close(a1) +#define ddop_fcntl(dir, a1, a2, ...) dir.ops->op_fcntl(a1, a2, __VA_ARGS__) +#define ddop_ioctl(dir, a1, a2, ...) dir.ops->op_ioctl(a1, a2, __VA_ARGS__) +#define ddop_fsync(dir, a1) dir.ops->op_fsync(a1) +#define ddop_ftruncate(dir, a1, a2) dir.ops->op_ftruncate(a1, a2) +#define ddop_lseek(dir, a1, a2, a3) dir.ops->op_lseek(a1, a2, a3) +#define ddop_read(dir, a1, a2, a3) dir.ops->op_read(a1, a2, a3) +#define ddop_write(dir, a1, a2, a3) dir.ops->op_write(a1, a2, a3) + +/* Input/output stream state. */ +typedef struct { + u_char *db; /* buffer address */ + u_char *dbp; /* current buffer I/O address */ + uint64_t dbcnt; /* current buffer byte count */ + int64_t dbrcnt; /* last read byte count */ + uint64_t dbsz; /* buffer size */ + +#define ISCHR 0x01 /* character device (warn on short) */ +#define ISPIPE 0x02 /* pipe (not truncatable) */ +#define ISTAPE 0x04 /* tape (not seekable) */ +#define NOREAD 0x08 /* not readable */ + u_int flags; + + const char *name; /* name */ + int fd; /* file descriptor */ + uint64_t offset; /* # of blocks to skip */ + struct ddfops const *ops; /* ops to use with fd */ +} IO; + +typedef struct { + uint64_t in_full; /* # of full input blocks */ + uint64_t in_part; /* # of partial input blocks */ + uint64_t out_full; /* # of full output blocks */ + uint64_t out_part; /* # of partial output blocks */ + uint64_t trunc; /* # of truncated records */ + uint64_t swab; /* # of odd-length swab blocks */ + uint64_t sparse; /* # of sparse output blocks */ + uint64_t bytes; /* # of bytes written */ + struct timeval start; /* start time of dd */ +} STAT; + +/* Flags (in ddflags, iflag and oflag). */ +#define C_NONE 0x00000 +#define C_ASCII 0x00001 +#define C_BLOCK 0x00002 +#define C_BS 0x00004 +#define C_CBS 0x00008 +#define C_COUNT 0x00010 +#define C_EBCDIC 0x00020 +#define C_FILES 0x00040 +#define C_IBS 0x00080 +#define C_IF 0x00100 +#define C_LCASE 0x00200 +#define C_NOERROR 0x00400 +#define C_NOTRUNC 0x00800 +#define C_OBS 0x01000 +#define C_OF 0x02000 +#define C_SEEK 0x04000 +#define C_SKIP 0x08000 +#define C_SWAB 0x10000 +#define C_SYNC 0x20000 +#define C_UCASE 0x40000 +#define C_UNBLOCK 0x80000 +#define C_OSYNC 0x100000 +#define C_SPARSE 0x200000 +#define C_IFLAG 0x400000 +#define C_OFLAG 0x800000 |