55 lines
1.8 KiB
C
55 lines
1.8 KiB
C
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/****************************************************************
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* *
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* Copyright 2001, 2010 Fidelity Information Services, Inc *
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* *
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* This source code contains the intellectual property *
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* of its copyright holder(s), and is made available *
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* under a license. If you do not know the terms of *
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* the license, please stop and do not read further. *
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* *
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****************************************************************/
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#include "mdef.h"
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#include "gdsroot.h"
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#include "gdskill.h"
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#include "gdsblk.h"
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#include "gdsbt.h"
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#include "gtm_facility.h"
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#include "fileinfo.h"
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#include "gdsfhead.h"
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#include "gdscc.h"
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#include "t_write_root.h"
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GBLREF cw_set_element cw_set[];
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GBLREF unsigned char cw_set_depth;
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GBLREF uint4 dollar_tlevel;
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/* Create a sibling cw-set-element to store ins_off and index for new root's right child */
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void t_write_root (
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block_offset ins_off, /* Offset to the position in the buffer of the previous cw_set-element
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* that is to receive a block number when one is created. */
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block_index index /* Index into the create/write set. The specified entry is always
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* a create entry. When the create gets assigned a block number,
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* the block number is inserted into the buffer of the previous
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* cw-set-element at the location specified by ins_off. */
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)
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{
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cw_set_element *cse;
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assert(!dollar_tlevel);
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cse = &cw_set[cw_set_depth++];
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assert(CDB_CW_SET_SIZE > cw_set_depth);
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cse->blk_checksum = 0;
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cse->blk = -1;
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cse->mode = gds_t_write_root;
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cse->ins_off = ins_off;
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cse->index = index;
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cse->reference_cnt = 0;
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cse->forward_process = FALSE;
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cse->first_copy = TRUE;
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cse->jnl_freeaddr = 0; /* reset jnl_freeaddr that previous transaction might have filled in */
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cse->write_type = GDS_WRITE_PLAIN;
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}
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