95 lines
2.6 KiB
C
95 lines
2.6 KiB
C
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/****************************************************************
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* *
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* Copyright 2012 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 <errno.h>
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#include "gtm_string.h"
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#include "gdsroot.h"
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#include "gdsblk.h"
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#include "gdsbml.h"
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#include "gdsbt.h"
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#include "gdsfhead.h"
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#include "gdsblkops.h"
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#include "gdscc.h"
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#include "filestruct.h"
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#include "jnl.h"
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#include "min_max.h"
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#include "t_qread.h"
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#include "dse.h"
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#include "gtmmsg.h"
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#include "t_begin.h"
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#include "t_write_map.h"
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#include "t_abort.h"
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#include "t_retry.h"
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#include "t_end.h"
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#include "wbox_test_init.h"
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#include "error.h"
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#include "t_recycled2free.h"
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#include "cdb_sc.h"
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#include "eintr_wrappers.h"
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#include "gtmimagename.h"
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#include "gdsfilext_nojnl.h"
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#include "gtmio.h"
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#include "sleep_cnt.h"
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#include "wcs_sleep.h"
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#include "interlock.h"
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#include "gdsbgtr.h"
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#include "copy.h"
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#include "shmpool.h"
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error_def(ERR_DBFILERR);
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/* Minimal file extend. Called (at the moment) from mur_back_process.c when processing JRT_TRUNC record.
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* We want to avoid jnl and other interferences of gdsfilext.
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*/
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int gdsfilext_nojnl(gd_region* reg, uint4 new_total, uint4 old_total)
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{
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sgmnt_addrs *csa;
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sgmnt_data_ptr_t csd;
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int status;
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off_t offset;
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char *newmap;
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uint4 ii;
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csa = &FILE_INFO(reg)->s_addrs;
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csd = csa->hdr;
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assert(old_total < new_total);
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assert(new_total <= MAXTOTALBLKS(csd));
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WRITE_EOF_BLOCK(reg, csd, new_total, status);
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if (0 != status)
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{
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send_msg(VARLSTCNT(5) ERR_DBFILERR, 2, DB_LEN_STR(reg), status);
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/* if (ENOSPC == status)? wait for more space? */
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return status;
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}
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/* initialize the bitmap tn's to 0. */
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newmap = (char *)malloc(csd->blk_size);
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bml_newmap((blk_hdr *)newmap, BM_SIZE(BLKS_PER_LMAP), 0);
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/* initialize bitmaps, if any new ones are added */
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for (ii = ROUND_UP(old_total, BLKS_PER_LMAP); ii < new_total; ii += BLKS_PER_LMAP)
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{
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offset = (off_t)(csd->start_vbn - 1) * DISK_BLOCK_SIZE + (off_t)ii * csd->blk_size;
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LSEEKWRITE(FILE_INFO(reg)->fd, offset, newmap, csd->blk_size, status);
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if (0 != status)
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{
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send_msg(VARLSTCNT(5) ERR_DBFILERR, 2, DB_LEN_STR(reg), status);
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free(newmap);
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return status;
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}
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}
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csa->ti->free_blocks += DELTA_FREE_BLOCKS(new_total, old_total);
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csa->ti->total_blks = new_total;
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free(newmap);
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return status;
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}
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