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-rw-r--r--src/include/catalog/pg_amop.h12
-rw-r--r--src/include/catalog/pg_amproc.h3
-rw-r--r--src/include/catalog/pg_opclass.h4
-rw-r--r--src/include/catalog/pg_operator.h10
-rw-r--r--src/include/catalog/pg_proc.h16
-rw-r--r--src/include/utils/builtins.h9
-rw-r--r--src/include/utils/pg_lzcompress.h79
7 files changed, 126 insertions, 7 deletions
diff --git a/src/include/catalog/pg_amop.h b/src/include/catalog/pg_amop.h
index 0cbaac53225..ef499d7afdc 100644
--- a/src/include/catalog/pg_amop.h
+++ b/src/include/catalog/pg_amop.h
@@ -7,7 +7,7 @@
*
* Copyright (c) 1994, Regents of the University of California
*
- * $Id: pg_amop.h,v 1.24 1999/09/29 21:13:30 wieck Exp $
+ * $Id: pg_amop.h,v 1.25 1999/11/25 01:28:05 wieck Exp $
*
* NOTES
* the genbki.sh script reads this file and generates .bki
@@ -349,6 +349,16 @@ DATA(insert OID = 0 ( 403 1768 1757 4 btreesel btreenpage ));
DATA(insert OID = 0 ( 403 1768 1756 5 btreesel btreenpage ));
/*
+ * nbtree lztext
+ */
+
+DATA(insert OID = 0 ( 403 1663 1659 1 btreesel btreenpage ));
+DATA(insert OID = 0 ( 403 1663 1660 2 btreesel btreenpage ));
+DATA(insert OID = 0 ( 403 1663 1657 3 btreesel btreenpage ));
+DATA(insert OID = 0 ( 403 1663 1662 4 btreesel btreenpage ));
+DATA(insert OID = 0 ( 403 1663 1661 5 btreesel btreenpage ));
+
+/*
* hash table _ops
*/
diff --git a/src/include/catalog/pg_amproc.h b/src/include/catalog/pg_amproc.h
index 45d1b28587a..8adee475b0c 100644
--- a/src/include/catalog/pg_amproc.h
+++ b/src/include/catalog/pg_amproc.h
@@ -9,7 +9,7 @@
*
* Copyright (c) 1994, Regents of the University of California
*
- * $Id: pg_amproc.h,v 1.15 1999/09/29 21:13:30 wieck Exp $
+ * $Id: pg_amproc.h,v 1.16 1999/11/25 01:28:05 wieck Exp $
*
* NOTES
* the genbki.sh script reads this file and generates .bki
@@ -97,6 +97,7 @@ DATA(insert OID = 0 (403 1313 1315 1));
DATA(insert OID = 0 (403 810 836 1));
DATA(insert OID = 0 (403 935 926 1));
DATA(insert OID = 0 (403 1768 1769 1));
+DATA(insert OID = 0 (403 1663 1636 1));
/* hash */
diff --git a/src/include/catalog/pg_opclass.h b/src/include/catalog/pg_opclass.h
index 8b670e3e076..0284d083352 100644
--- a/src/include/catalog/pg_opclass.h
+++ b/src/include/catalog/pg_opclass.h
@@ -7,7 +7,7 @@
*
* Copyright (c) 1994, Regents of the University of California
*
- * $Id: pg_opclass.h,v 1.22 1999/11/23 04:47:39 momjian Exp $
+ * $Id: pg_opclass.h,v 1.23 1999/11/25 01:28:05 wieck Exp $
*
* NOTES
* the genbki.sh script reads this file and generates .bki
@@ -117,5 +117,7 @@ DATA(insert OID = 652 ( cidr_ops 650 ));
DESCR("");
DATA(insert OID = 1768 ( numeric_ops 1700 ));
DESCR("");
+DATA(insert OID = 1663 ( lztext_ops 1625 ));
+DESCR("");
#endif /* PG_OPCLASS_H */
diff --git a/src/include/catalog/pg_operator.h b/src/include/catalog/pg_operator.h
index 00d19560b93..b572b0b01a3 100644
--- a/src/include/catalog/pg_operator.h
+++ b/src/include/catalog/pg_operator.h
@@ -7,7 +7,7 @@
*
* Copyright (c) 1994, Regents of the University of California
*
- * $Id: pg_operator.h,v 1.61 1999/11/22 17:56:37 momjian Exp $
+ * $Id: pg_operator.h,v 1.62 1999/11/25 01:28:05 wieck Exp $
*
* NOTES
* the genbki.sh script reads this file and generates .bki
@@ -687,6 +687,14 @@ DATA(insert OID = 1761 ( "/" PGUID 0 b t f 1700 1700 1700 0 0 0 0 numeric
DATA(insert OID = 1762 ( "%" PGUID 0 b t f 1700 1700 1700 0 0 0 0 numeric_mod - - ));
DATA(insert OID = 1763 ( "@" PGUID 0 l t f 0 1700 1700 0 0 0 0 numeric_abs - - ));
+/* LZTEXT type */
+DATA(insert OID = 1657 ( "=" PGUID 0 b t f 1625 1625 16 1657 1658 1659 1659 lztext_eq eqsel eqjoinsel ));
+DATA(insert OID = 1658 ( "<>" PGUID 0 b t f 1625 1625 16 1658 1657 0 0 lztext_ne neqsel neqjoinsel ));
+DATA(insert OID = 1659 ( "<" PGUID 0 b t f 1625 1625 16 1661 1662 0 0 lztext_lt intltsel intltjoinsel ));
+DATA(insert OID = 1660 ( "<=" PGUID 0 b t f 1625 1625 16 1662 1661 0 0 lztext_le intltsel intltjoinsel ));
+DATA(insert OID = 1661 ( ">" PGUID 0 b t f 1625 1625 16 1659 1660 0 0 lztext_gt intgtsel intgtjoinsel ));
+DATA(insert OID = 1662 ( ">=" PGUID 0 b t f 1625 1625 16 1660 1659 0 0 lztext_ge intgtsel intgtjoinsel ));
+
/*
diff --git a/src/include/catalog/pg_proc.h b/src/include/catalog/pg_proc.h
index bb2a5b6dd7f..2cf19d5788c 100644
--- a/src/include/catalog/pg_proc.h
+++ b/src/include/catalog/pg_proc.h
@@ -6,7 +6,7 @@
*
* Copyright (c) 1994, Regents of the University of California
*
- * $Id: pg_proc.h,v 1.106 1999/11/17 21:21:50 wieck Exp $
+ * $Id: pg_proc.h,v 1.107 1999/11/25 01:28:05 wieck Exp $
*
* NOTES
* The script catalog/genbki.sh reads this file and generates .bki
@@ -2359,6 +2359,20 @@ DATA(insert OID = 1634 ( lztextoctetlen PGUID 11 f t t 1 f 23 "1625" 100 0
DESCR("octet length");
DATA(insert OID = 1635 ( octet_length PGUID 11 f t t 1 f 23 "1625" 100 0 1 0 lztextoctetlen - ));
DESCR("octet length");
+DATA(insert OID = 1636 ( lztext_cmp PGUID 11 f t t 2 f 23 "1625 1625" 100 0 1 0 lztext_cmp - ));
+DESCR("compare lztext vs. lztext");
+DATA(insert OID = 1637 ( lztext_eq PGUID 11 f t t 2 f 16 "1625 1625" 100 0 1 0 lztext_eq - ));
+DESCR("equal");
+DATA(insert OID = 1638 ( lztext_ne PGUID 11 f t t 2 f 16 "1625 1625" 100 0 1 0 lztext_ne - ));
+DESCR("not equal");
+DATA(insert OID = 1639 ( lztext_gt PGUID 11 f t t 2 f 16 "1625 1625" 100 0 1 0 lztext_gt - ));
+DESCR("greater-than");
+DATA(insert OID = 1654 ( lztext_ge PGUID 11 f t t 2 f 16 "1625 1625" 100 0 1 0 lztext_ge - ));
+DESCR("greater-than-or-equal");
+DATA(insert OID = 1655 ( lztext_lt PGUID 11 f t t 2 f 16 "1625 1625" 100 0 1 0 lztext_lt - ));
+DESCR("lower-than");
+DATA(insert OID = 1656 ( lztext_le PGUID 11 f t t 2 f 16 "1625 1625" 100 0 1 0 lztext_le - ));
+DESCR("lower-than-or-equal");
/*
diff --git a/src/include/utils/builtins.h b/src/include/utils/builtins.h
index 1bf3273ca13..0b24dbab3fe 100644
--- a/src/include/utils/builtins.h
+++ b/src/include/utils/builtins.h
@@ -6,7 +6,7 @@
*
* Copyright (c) 1994, Regents of the University of California
*
- * $Id: builtins.h,v 1.90 1999/11/17 21:21:51 wieck Exp $
+ * $Id: builtins.h,v 1.91 1999/11/25 01:28:07 wieck Exp $
*
* NOTES
* This should normally only be included by fmgr.h.
@@ -635,5 +635,12 @@ text *lztext_text(lztext *lz);
lztext *text_lztext(text *txt);
int32 lztextlen(lztext *lz);
int32 lztextoctetlen(lztext *lz);
+int32 lztext_cmp(lztext *lz1, lztext *lz2);
+bool lztext_eq(lztext *lz1, lztext *lz2);
+bool lztext_ne(lztext *lz1, lztext *lz2);
+bool lztext_gt(lztext *lz1, lztext *lz2);
+bool lztext_ge(lztext *lz1, lztext *lz2);
+bool lztext_lt(lztext *lz1, lztext *lz2);
+bool lztext_le(lztext *lz1, lztext *lz2);
#endif /* BUILTINS_H */
diff --git a/src/include/utils/pg_lzcompress.h b/src/include/utils/pg_lzcompress.h
index 481fd24fab8..9e3d3f32945 100644
--- a/src/include/utils/pg_lzcompress.h
+++ b/src/include/utils/pg_lzcompress.h
@@ -1,7 +1,7 @@
/* ----------
* pg_lzcompress.h -
*
- * $Header: /cvsroot/pgsql/src/include/utils/pg_lzcompress.h,v 1.2 1999/11/17 22:18:46 wieck Exp $
+ * $Header: /cvsroot/pgsql/src/include/utils/pg_lzcompress.h,v 1.3 1999/11/25 01:28:07 wieck Exp $
*
* Definitions for the builtin LZ compressor
* ----------
@@ -111,6 +111,26 @@ typedef struct PGLZ_Strategy {
/* ----------
+ * PGLZ_DecompState -
+ *
+ * Decompression state variable for byte-per-byte decompression
+ * using pglz_decomp_getchar() macro.
+ * ----------
+ */
+typedef struct PGLZ_DecompState {
+ unsigned char *temp_buf;
+ unsigned char *cp_in;
+ unsigned char *cp_end;
+ unsigned char *cp_out;
+ unsigned char *cp_copy;
+ int (*next_char)(struct PGLZ_DecompState *dstate);
+ int tocopy;
+ int ctrl_count;
+ unsigned char ctrl;
+} PGLZ_DecompState;
+
+
+/* ----------
* The standard strategies
*
* PGLZ_strategy_default Starts compression only if input is
@@ -140,6 +160,55 @@ extern PGLZ_Strategy *PGLZ_strategy_never;
/* ----------
+ * pglz_decomp_getchar -
+ *
+ * Get next character (or EOF) from decompressor.
+ * The status variable must be initialized before and deinitialized
+ * after compression with the next two macros below.
+ * ----------
+ */
+#define pglz_decomp_getchar(_ds) \
+ ((*((_ds)->next_char))((_ds)))
+
+
+/* ----------
+ * pglz_decomp_init -
+ *
+ * Initialize a decomp state from a compressed input.
+ * ----------
+ */
+#define pglz_decomp_init(_ds,_lz) { \
+ (_ds)->cp_in = ((unsigned char *)(_lz)) \
+ + sizeof(PGLZ_Header); \
+ (_ds)->cp_end = (_ds)->cp_in + (_lz)->varsize \
+ - sizeof(PGLZ_Header); \
+ if (PGLZ_IS_COMPRESSED((_lz))) { \
+ (_ds)->temp_buf = (unsigned char *) \
+ palloc(PGLZ_RAW_SIZE((_lz))); \
+ (_ds)->cp_out = (_ds)->temp_buf; \
+ (_ds)->next_char = pglz_get_next_decomp_char_from_lzdata; \
+ (_ds)->tocopy = 0; \
+ (_ds)->ctrl_count = 0; \
+ } else { \
+ (_ds)->temp_buf = NULL; \
+ (_ds)->next_char = pglz_get_next_decomp_char_from_plain; \
+ } \
+ }
+
+
+/* ----------
+ * pglz_decomp_end -
+ *
+ * Deallocate resources after decompression.
+ * ----------
+ */
+#define pglz_decomp_end(_ds) { \
+ if ((_ds)->temp_buf != NULL) \
+ pfree((void *)((_ds)->temp_buf)); \
+ }
+
+
+/* ----------
* Global function declarations
* ----------
*/
@@ -148,5 +217,13 @@ int pglz_compress (char *source, int32 slen, PGLZ_Header *dest,
int pglz_decompress (PGLZ_Header *source, char *dest);
+/* ----------
+ * Functions used by pglz_decomp_getchar().
+ * Internal use only.
+ * ----------
+ */
+extern int pglz_get_next_decomp_char_from_lzdata(PGLZ_DecompState *dstate);
+extern int pglz_get_next_decomp_char_from_plain(PGLZ_DecompState *dstate);
+
#endif /* _PG_LZCOMPRESS_H_ */
generated by cgit v1.2.3 (git 2.25.1) at 2025-05-31 03:48:36 +0000