fis-gtm/sr_port/mur_put_aimg_rec.c

100 lines
3.3 KiB
C

/****************************************************************
* *
* Copyright 2001, 2013 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 "gdsroot.h"
#include "gtm_facility.h"
#include "fileinfo.h"
#include "gdsbt.h"
#include "gdsfhead.h"
#include "gdsblk.h"
#include "min_max.h" /* needed for gdsblkops.h */
#include "gdsblkops.h"
#include "gdscc.h"
#include "cli.h"
#include "copy.h"
#include "filestruct.h"
#include "jnl.h"
#include "buddy_list.h"
#include "hashtab_int4.h" /* needed for muprec.h */
#include "hashtab_int8.h" /* needed for muprec.h */
#include "hashtab_mname.h" /* needed for muprec.h */
#include "muprec.h"
#include "util.h"
/* Include prototypes */
#include "t_qread.h"
#include "t_write.h"
#include "t_abort.h"
#include "t_end.h"
#include "gvcst_blk_build.h"
#include "t_begin_crit.h"
GBLREF gd_region *gv_cur_region;
GBLREF char *update_array, *update_array_ptr;
GBLREF uint4 update_array_size; /* for the BLK_* macros */
GBLREF srch_hist dummy_hist;
GBLREF sgmnt_addrs *cs_addrs;
GBLREF sgmnt_data_ptr_t cs_data;
GBLREF cw_set_element cw_set[];
GBLREF jnl_format_buffer *non_tp_jfb_ptr;
/* Modified on the similar lines of dse AIMG record logic, needed for recover to write journal records */
void mur_put_aimg_rec(jnl_record *rec)
{
sm_uc_ptr_t aimg_blk_ptr;
int4 blk_seg_cnt, blk_size;
blk_segment *bs1, *bs_ptr;
cw_set_element *cse;
srch_blk_status blkhist;
error_def(ERR_MURAIMGFAIL);
/* Applying an after image record should use t_begin/t_end mechanisms instead of just copying over
* the aimg block into the t_qread buffer. This is because there are lots of other things like
* making the cache-record become dirty in case of BG and some others to do in case of MM.
* Therefore, it is best to call t_end().
*/
CHECK_AND_RESET_UPDATE_ARRAY; /* reset update_array_ptr to update_array */
assert(!cs_addrs->now_crit || cs_addrs->hold_onto_crit);
t_begin_crit(ERR_MURAIMGFAIL);
assert(cs_addrs->now_crit);
blk_size = cs_addrs->hdr->blk_size;
blkhist.blk_num = rec->jrec_aimg.blknum;
if (NULL == (blkhist.buffaddr = t_qread(blkhist.blk_num, &blkhist.cycle, &blkhist.cr)))
GTMASSERT;
aimg_blk_ptr = (sm_uc_ptr_t)&rec->jrec_aimg.blk_contents[0];
BLK_INIT(bs_ptr, bs1);
BLK_SEG(bs_ptr, (uchar_ptr_t)aimg_blk_ptr + SIZEOF(blk_hdr), (int)((blk_hdr_ptr_t)aimg_blk_ptr)->bsiz - SIZEOF(blk_hdr));
if (!BLK_FINI(bs_ptr, bs1))
{
util_out_print("Error: bad blk build.", TRUE);
t_abort(gv_cur_region, cs_addrs);
return;
}
t_write(&blkhist, (unsigned char *)bs1, 0, 0, ((blk_hdr_ptr_t)aimg_blk_ptr)->levl, TRUE, FALSE, GDS_WRITE_PLAIN);
if (JNL_ENABLED(cs_data))
{
cse = (cw_set_element *)(&cw_set[0]);
cse->new_buff = (unsigned char *)non_tp_jfb_ptr->buff;
gvcst_blk_build(cse, (uchar_ptr_t)cse->new_buff, cs_addrs->ti->curr_tn);
cse->done = TRUE;
}
/* Call t_end till it succeeds or aborts (error will be reported) */
while ((trans_num)0 == t_end(&dummy_hist, NULL, TN_NOT_SPECIFIED))
;
assert(!cs_addrs->now_crit || cs_addrs->hold_onto_crit);
return;
}