fis-gtm/sr_port/view_jnlfile.c

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/****************************************************************
* *
* Copyright 2001, 2009 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 "filestruct.h"
#include "jnl.h"
#include "stringpool.h"
GBLREF spdesc stringpool;
void view_jnlfile(mval *dst, gd_region *reg)
{
sm_uc_ptr_t jnl_name_addr;
sgmnt_addrs *csa;
csa = &FILE_INFO(reg)->s_addrs;
switch(csa->hdr->jnl_state)
{
case jnl_notallowed:
dst->str.len = 0;
break;
case jnl_open:
case jnl_closed:
jnl_name_addr = csa->hdr->jnl_file_name;
dst->str.len = csa->hdr->jnl_file_len;
break;
default:
GTMASSERT;
break;
}
if (0 != dst->str.len)
{ /* this is basically s2pool replicated because an mstr can only hold a 4 byte address */
assert(stringpool.free >= stringpool.base);
assert(stringpool.free <= stringpool.top);
ENSURE_STP_FREE_SPACE(dst->str.len);
memcpy(stringpool.free, jnl_name_addr, dst->str.len);
dst->str.addr = (char *)stringpool.free;
stringpool.free += dst->str.len;
assert(stringpool.free >= stringpool.base);
assert(stringpool.free <= stringpool.top);
}
}