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-rw-r--r--db2/progs/db_dump185/db_dump185.c322
1 files changed, 322 insertions, 0 deletions
diff --git a/db2/progs/db_dump185/db_dump185.c b/db2/progs/db_dump185/db_dump185.c
new file mode 100644
index 0000000000..f3c1187e45
--- /dev/null
+++ b/db2/progs/db_dump185/db_dump185.c
@@ -0,0 +1,322 @@
+/*-
+ * See the file LICENSE for redistribution information.
+ *
+ * Copyright (c) 1996, 1997
+ *	Sleepycat Software.  All rights reserved.
+ */
+
+#include "config.h"
+
+#ifndef lint
+static const char copyright[] =
+"@(#) Copyright (c) 1997\n\
+	Sleepycat Software Inc.  All rights reserved.\n";
+static const char sccsid[] = "@(#)db_dump185.c	10.5 (Sleepycat) 7/2/97";
+#endif
+
+#ifndef NO_SYSTEM_INCLUDES
+#include <sys/types.h>
+
+#include <ctype.h>
+#include <errno.h>
+#include <fcntl.h>
+#include <getopt.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#endif
+
+#include "db_185.h"
+#include "clib_ext.h"
+
+/* Hash Table Information */
+typedef struct hashhdr {		/* Disk resident portion */
+	int		magic;		/* Magic NO for hash tables */
+	int		version;	/* Version ID */
+	u_int32_t	lorder;		/* Byte Order */
+	int		bsize;		/* Bucket/Page Size */
+	int		bshift;		/* Bucket shift */
+	int		dsize;		/* Directory Size */
+	int		ssize;		/* Segment Size */
+	int		sshift;		/* Segment shift */
+	int		ovfl_point;	/* Where overflow pages are being
+					 * allocated */
+	int		last_freed;	/* Last overflow page freed */
+	int		max_bucket;	/* ID of Maximum bucket in use */
+	int		high_mask;	/* Mask to modulo into entire table */
+	int		low_mask;	/* Mask to modulo into lower half of
+					 * table */
+	int		ffactor;	/* Fill factor */
+	int		nkeys;		/* Number of keys in hash table */
+} HASHHDR;
+
+typedef struct htab	 {		/* Memory resident data structure */
+	HASHHDR 	hdr;		/* Header */
+} HTAB;
+
+typedef struct _epgno {
+	u_int32_t pgno;			/* the page number */
+	u_int16_t index;		/* the index on the page */
+} EPGNO;
+
+typedef struct _epg {
+	void	*page;			/* the (pinned) page */
+	u_int16_t index;		/* the index on the page */
+} EPG;
+
+typedef struct _cursor {
+	EPGNO	 pg;			/* B: Saved tree reference. */
+	DBT	 key;			/* B: Saved key, or key.data == NULL. */
+	u_int32_t rcursor;		/* R: recno cursor (1-based) */
+
+#define	CURS_ACQUIRE	0x01		/*  B: Cursor needs to be reacquired. */
+#define	CURS_AFTER	0x02		/*  B: Unreturned cursor after key. */
+#define	CURS_BEFORE	0x04		/*  B: Unreturned cursor before key. */
+#define	CURS_INIT	0x08		/* RB: Cursor initialized. */
+	u_int8_t flags;
+} CURSOR;
+
+/* The in-memory btree/recno data structure. */
+typedef struct _btree {
+	void	 *bt_mp;		/* memory pool cookie */
+
+	void	 *bt_dbp;		/* pointer to enclosing DB */
+
+	EPG	  bt_cur;		/* current (pinned) page */
+	void	 *bt_pinned;		/* page pinned across calls */
+
+	CURSOR	  bt_cursor;		/* cursor */
+
+	EPGNO	  bt_stack[50];		/* stack of parent pages */
+	EPGNO	 *bt_sp;		/* current stack pointer */
+
+	DBT	  bt_rkey;		/* returned key */
+	DBT	  bt_rdata;		/* returned data */
+
+	int	  bt_fd;		/* tree file descriptor */
+
+	u_int32_t bt_free;		/* next free page */
+	u_int32_t bt_psize;		/* page size */
+	u_int16_t bt_ovflsize;		/* cut-off for key/data overflow */
+	int	  bt_lorder;		/* byte order */
+					/* sorted order */
+	enum { NOT, BACK, FORWARD } bt_order;
+	EPGNO	  bt_last;		/* last insert */
+
+					/* B: key comparison function */
+	int	(*bt_cmp) __P((const DBT *, const DBT *));
+					/* B: prefix comparison function */
+	size_t	(*bt_pfx) __P((const DBT *, const DBT *));
+					/* R: recno input function */
+	int	(*bt_irec) __P((struct _btree *, u_int32_t));
+
+	FILE	 *bt_rfp;		/* R: record FILE pointer */
+	int	  bt_rfd;		/* R: record file descriptor */
+
+	void	 *bt_cmap;		/* R: current point in mapped space */
+	void	 *bt_smap;		/* R: start of mapped space */
+	void	 *bt_emap;		/* R: end of mapped space */
+	size_t	  bt_msize;		/* R: size of mapped region. */
+
+	u_int32_t bt_nrecs;		/* R: number of records */
+	size_t	  bt_reclen;		/* R: fixed record length */
+	u_char	  bt_bval;		/* R: delimiting byte/pad character */
+
+/*
+ * NB:
+ * B_NODUPS and R_RECNO are stored on disk, and may not be changed.
+ */
+#define	B_INMEM		0x00001		/* in-memory tree */
+#define	B_METADIRTY	0x00002		/* need to write metadata */
+#define	B_MODIFIED	0x00004		/* tree modified */
+#define	B_NEEDSWAP	0x00008		/* if byte order requires swapping */
+#define	B_RDONLY	0x00010		/* read-only tree */
+
+#define	B_NODUPS	0x00020		/* no duplicate keys permitted */
+#define	R_RECNO		0x00080		/* record oriented tree */
+
+#define	R_CLOSEFP	0x00040		/* opened a file pointer */
+#define	R_EOF		0x00100		/* end of input file reached. */
+#define	R_FIXLEN	0x00200		/* fixed length records */
+#define	R_MEMMAPPED	0x00400		/* memory mapped file. */
+#define	R_INMEM		0x00800		/* in-memory file */
+#define	R_MODIFIED	0x01000		/* modified file */
+#define	R_RDONLY	0x02000		/* read-only file */
+
+#define	B_DB_LOCK	0x04000		/* DB_LOCK specified. */
+#define	B_DB_SHMEM	0x08000		/* DB_SHMEM specified. */
+#define	B_DB_TXN	0x10000		/* DB_TXN specified. */
+	u_int32_t flags;
+} BTREE;
+
+void db_185_btree __P((DB *, int));
+void db_185_hash __P((DB *, int));
+void dbt_dump __P((DBT *));
+void dbt_print __P((DBT *));
+void usage __P((void));
+int main __P((int, char *[]));
+
+const char *progname = "db_dump185";		/* Program name. */
+
+int
+main(argc, argv)
+	int argc;
+	char *argv[];
+{
+	extern char *optarg;
+	extern int optind;
+	DB *dbp;
+	DBT key, data;
+	int ch, pflag, rval;
+
+	pflag = 0;
+	while ((ch = getopt(argc, argv, "f:p")) != EOF)
+		switch (ch) {
+		case 'f':
+			if (freopen(optarg, "w", stdout) == NULL)
+				err(1, "%s", optarg);
+			break;
+		case 'p':
+			pflag = 1;
+			break;
+		case '?':
+		default:
+			usage();
+		}
+	argc -= optind;
+	argv += optind;
+
+	if (argc != 1)
+		usage();
+
+	if ((dbp = dbopen(argv[0], O_RDONLY, 0, DB_BTREE, NULL)) == NULL) {
+		if ((dbp = dbopen(argv[0], O_RDONLY, 0, DB_HASH, NULL)) == NULL)
+			return (1);
+		db_185_hash(dbp, pflag);
+	} else
+		db_185_btree(dbp, pflag);
+
+	/*
+	 * !!!
+	 * DB 1.85 DBTs are a subset of DB 2.0 DBTs, so we just use the
+	 * new dump/print routines.
+	 */
+	if (pflag)
+		while (!(rval = dbp->seq(dbp, &key, &data, R_NEXT))) {
+			dbt_print(&key);
+			dbt_print(&data);
+		}
+	else
+		while (!(rval = dbp->seq(dbp, &key, &data, R_NEXT))) {
+			dbt_dump(&key);
+			dbt_dump(&data);
+		}
+
+	if (rval == -1)
+		err(1, "seq");
+	return (0);
+}
+
+/*
+ * db_185_hash --
+ *	Dump out hash header information.
+ */
+void
+db_185_hash(dbp, pflag)
+	DB *dbp;
+	int pflag;
+{
+	HTAB *hashp;
+
+	hashp = dbp->internal;
+
+	printf("format=%s\n", pflag ? "print" : "bytevalue");
+	printf("type=hash\n");
+	printf("h_ffactor=%lu\n", (u_long)hashp->hdr.ffactor);
+#ifdef NOT_AVAILABLE_IN_DB_185
+	printf("h_nelem=%lu\n", (u_long)hashp->hdr.nelem);
+#endif
+	if (hashp->hdr.lorder != 0)
+		printf("db_lorder=%lu\n", (u_long)hashp->hdr.lorder);
+	printf("db_pagesize=%lu\n", (u_long)hashp->hdr.bsize);
+	printf("HEADER=END\n");
+}
+
+/*
+ * db_185_btree --
+ *	Dump out btree header information.
+ */
+void
+db_185_btree(dbp, pflag)
+	DB *dbp;
+	int pflag;
+{
+	BTREE *btp;
+
+	btp = dbp->internal;
+
+	printf("format=%s\n", pflag ? "print" : "bytevalue");
+	printf("type=btree\n");
+#ifdef NOT_AVAILABLE_IN_185
+	printf("bt_minkey=%lu\n", (u_long)XXX);
+	printf("bt_maxkey=%lu\n", (u_long)XXX);
+#endif
+	if (btp->bt_lorder != 0)
+		printf("db_lorder=%lu\n", (u_long)btp->bt_lorder);
+	printf("db_pagesize=%lu\n", (u_long)btp->bt_psize);
+	if (!(btp->flags & B_NODUPS))
+		printf("duplicates=1\n");
+	printf("HEADER=END\n");
+}
+
+static char hex[] = "0123456789abcdef";
+
+/*
+ * dbt_dump --
+ *	Write out a key or data item using byte values.
+ */
+void
+dbt_dump(dbtp)
+	DBT *dbtp;
+{
+	size_t len;
+	u_int8_t *p;
+
+	for (len = dbtp->size, p = dbtp->data; len--; ++p)
+		(void)printf("%c%c",
+		    hex[(*p & 0xf0) >> 4], hex[*p & 0x0f]);
+	printf("\n");
+}
+
+/*
+ * dbt_print --
+ *	Write out a key or data item using printable characters.
+ */
+void
+dbt_print(dbtp)
+	DBT *dbtp;
+{
+	size_t len;
+	u_int8_t *p;
+
+	for (len = dbtp->size, p = dbtp->data; len--; ++p)
+		if (isprint(*p)) {
+			if (*p == '\\')
+				(void)printf("\\");
+			(void)printf("%c", *p);
+		} else
+			(void)printf("\\%c%c",
+			    hex[(*p & 0xf0) >> 4], hex[*p & 0x0f]);
+	printf("\n");
+}
+
+/*
+ * usage --
+ *	Display the usage message.
+ */
+void
+usage()
+{
+	(void)fprintf(stderr, "usage: db_dump [-p] [-f file] db_file\n");
+	exit(1);
+}