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authorKiyoshi Aman <kiyoshi.aman+adelie@gmail.com>2019-02-01 22:55:37 +0000
committerKiyoshi Aman <kiyoshi.aman+adelie@gmail.com>2019-02-03 18:22:05 -0600
commit5b57d28ffb6e1ef86b50f7d05d977826eae89bfe (patch)
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+/* $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