database/postgres
1
0
Fork 0
mirror of https://github.com/postgres/postgres.git synced 2025-07-05 07:21:24 +03:00
Code Activity

TOAST

Browse Source 
WARNING: This is actually broken - we have self-deadlocks
	         due to concurrent changes in buffer management.
			 Vadim and me are working on it.

Jan
This commit is contained in:
Jan Wieck
2000-07-03 23:10:14 +00:00
parent ef5bea51e1
commit 57d8080a40
43 changed files with 1638 additions and 445 deletions
Download Patch File Download Diff File Expand all files Collapse all files

24
src/backend/utils/adt/varbit.c
View File

@ -4,7 +4,7 @@
* Functions for the built-in type bit() and varying bit().
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/utils/adt/varbit.c,v 1.3 2000/06/15 03:32:29 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/utils/adt/varbit.c,v 1.4 2000/07/03 23:09:53 wieck Exp $
*
*-------------------------------------------------------------------------
*/
@ -122,7 +122,7 @@ zpbit_in(char *s, int dummy, int32 atttypmod)
result = (bits8 *) palloc(len);
/* set to 0 so that *r is always initialised and strin is zero-padded */
memset(result, 0, len);
VARSIZE(result) = len;
VARATT_SIZEP(result) = len;
VARBITLEN(result) = atttypmod;
/*
@ -353,7 +353,7 @@ varbit_in(char *s, int dummy, int32 atttypmod)
result = (bits8 *) palloc(len);
/* set to 0 so that *r is always initialised and strin is zero-padded */
memset(result, 0, len);
VARSIZE(result) = len;
VARATT_SIZEP(result) = len;
VARBITLEN(result) = bitlen;
/*
@ -561,7 +561,7 @@ bitcat(bits8 *arg1, bits8 *arg2)
bytelen = VARBITDATALEN(bitlen1 + bitlen2);
result = (bits8 *) palloc(bytelen * sizeof(bits8));
VARSIZE(result) = bytelen;
VARATT_SIZEP(result) = bytelen;
VARBITLEN(result) = bitlen1 + bitlen2;
/* Copy the first bitstring in */
memcpy(VARBITS(result), VARBITS(arg1), VARBITBYTES(arg1));
@ -625,7 +625,7 @@ bitsubstr(bits8 *arg, int32 s, int32 l)
len = VARBITDATALEN(0);
result = (bits8 *) palloc(len);
VARBITLEN(result) = 0;
VARSIZE(result) = len;
VARATT_SIZEP(result) = len;
}
else
{
@ -638,7 +638,7 @@ bitsubstr(bits8 *arg, int32 s, int32 l)
len = VARBITDATALEN(rbitlen);
result = (bits8 *) palloc(len);
VARBITLEN(result) = rbitlen;
VARSIZE(result) = len;
VARATT_SIZEP(result) = len;
len -= VARHDRSZ + VARBITHDRSZ;
/* Are we copying from a byte boundary? */
if ((s1 - 1) % BITSPERBYTE == 0)
@ -691,7 +691,7 @@ bitand(bits8 *arg1, bits8 *arg2)
len = Min(VARSIZE(arg1), VARSIZE(arg2));
result = (bits8 *) palloc(len);
VARSIZE(result) = len;
VARATT_SIZEP(result) = len;
VARBITLEN(result) = Min(VARBITLEN(arg1), VARBITLEN(arg2));
p1 = (bits8 *) VARBITS(arg1);
@ -725,7 +725,7 @@ bitor(bits8 *arg1, bits8 *arg2)
len = Min(VARSIZE(arg1), VARSIZE(arg2));
result = (bits8 *) palloc(len);
VARSIZE(result) = len;
VARATT_SIZEP(result) = len;
VARBITLEN(result) = Min(VARBITLEN(arg1), VARBITLEN(arg2));
p1 = (bits8 *) VARBITS(arg1);
@ -761,7 +761,7 @@ bitxor(bits8 *arg1, bits8 *arg2)
len = Min(VARSIZE(arg1), VARSIZE(arg2));
result = (bits8 *) palloc(len);
VARSIZE(result) = len;
VARATT_SIZEP(result) = len;
VARBITLEN(result) = Min(VARBITLEN(arg1), VARBITLEN(arg2));
p1 = (bits8 *) VARBITS(arg1);
@ -792,7 +792,7 @@ bitnot(bits8 *arg)
return (bool) 0;
result = (bits8 *) palloc(VARSIZE(arg));
VARSIZE(result) = VARSIZE(arg);
VARATT_SIZEP(result) = VARSIZE(arg);
VARBITLEN(result) = VARBITLEN(arg);
p = (bits8 *) VARBITS(arg);
@ -828,7 +828,7 @@ bitshiftleft(bits8 *arg, int shft)
return bitshiftright(arg, -shft);
result = (bits8 *) palloc(VARSIZE(arg));
VARSIZE(result) = VARSIZE(arg);
VARATT_SIZEP(result) = VARSIZE(arg);
VARBITLEN(result) = VARBITLEN(arg);
r = (bits8 *) VARBITS(result);
@ -879,7 +879,7 @@ bitshiftright(bits8 *arg, int shft)
return bitshiftleft(arg, -shft);
result = (bits8 *) palloc(VARSIZE(arg));
VARSIZE(result) = VARSIZE(arg);
VARATT_SIZEP(result) = VARSIZE(arg);
VARBITLEN(result) = VARBITLEN(arg);
r = (bits8 *) VARBITS(result);