fis-gtm/sr_port/lv_newblock.c

87 lines
2.7 KiB
C

/****************************************************************
* *
* Copyright 2001, 2011 Fidelity Information Services, Inc *
* *
* This source code contains the intellectual property *
* of its copyright holder(s), and is made available *
* under a license. If you do not know the terms of *
* the license, please stop and do not read further. *
* *
****************************************************************/
#include "mdef.h"
#include "gtm_string.h"
#include "gtm_stdio.h"
#include "gtm_malloc.h"
#include "lv_val.h"
#include "gdsroot.h"
#include "gtm_facility.h"
#include "fileinfo.h"
#include "gdsbt.h"
#include "gdsfhead.h"
#include "alias.h"
void lv_newblock(symval *sym, int numElems)
{
register lv_blk *ptr;
register int n;
lv_val *lv_base;
n = numElems * SIZEOF(lv_val) + SIZEOF(lv_blk);
n = INTCAST(gtm_bestfitsize(n));
/* Maximize use of storage block we are going to get */
assert(DIVIDE_ROUND_DOWN(n - SIZEOF(lv_blk), SIZEOF(lv_val)) >= numElems);
numElems = DIVIDE_ROUND_DOWN(n - SIZEOF(lv_blk), SIZEOF(lv_val));
ptr = (lv_blk *)malloc(n);
lv_base = (lv_val *)LV_BLK_GET_BASE(ptr);
memset(lv_base, 0, numElems * SIZEOF(lv_val));
ptr->next = sym->lv_first_block;
sym->lv_first_block = ptr;
ptr->numAlloc = numElems;
ptr->numUsed = 0;
DBGRFCT((stderr, "lv_newblock: New lv_blk allocated ******************\n"));
}
void lvtree_newblock(symval *sym, int numElems)
{
register lv_blk *ptr;
register int n;
lvTree *lvt_base;
n = numElems * SIZEOF(lvTree) + SIZEOF(lv_blk);
n = INTCAST(gtm_bestfitsize(n));
/* Maximize use of storage block we are going to get */
assert(DIVIDE_ROUND_DOWN(n - SIZEOF(lv_blk), SIZEOF(lvTree)) >= numElems);
numElems = DIVIDE_ROUND_DOWN(n - SIZEOF(lv_blk), SIZEOF(lvTree));
ptr = (lv_blk *)malloc(n);
lvt_base = (lvTree *)LV_BLK_GET_BASE(ptr);
ptr->next = sym->lvtree_first_block;
sym->lvtree_first_block = ptr;
ptr->numAlloc = numElems;
ptr->numUsed = 0;
DBGRFCT((stderr, "lvtree_newblock: New lv_blk allocated ******************\n"));
}
void lvtreenode_newblock(symval *sym, int numElems)
{
register lv_blk *ptr;
register int n;
lvTreeNode *lv_base;
n = numElems * SIZEOF(lvTreeNode) + SIZEOF(lv_blk);
n = INTCAST(gtm_bestfitsize(n));
/* Maximize use of storage block we are going to get */
assert(DIVIDE_ROUND_DOWN(n - SIZEOF(lv_blk), SIZEOF(lvTreeNode)) >= numElems);
numElems = DIVIDE_ROUND_DOWN(n - SIZEOF(lv_blk), SIZEOF(lvTreeNode));
ptr = (lv_blk *)malloc(n);
lv_base = (lvTreeNode *)LV_BLK_GET_BASE(ptr);
memset(lv_base, 0, numElems * SIZEOF(lvTreeNode));
ptr->next = sym->lvtreenode_first_block;
sym->lvtreenode_first_block = ptr;
ptr->numAlloc = numElems;
ptr->numUsed = 0;
DBGRFCT((stderr, "lvtreenode_newblock: New lv_blk allocated ******************\n"));
}