fis-gtm/sr_port_cm/gvcmx_unlock.c

63 lines
1.7 KiB
C

/****************************************************************
* *
* 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 "cmidef.h"
#include "hashtab_mname.h" /* needed for cmmdef.h */
#include "cmmdef.h"
#include "gdsroot.h"
#include "gtm_facility.h"
#include "fileinfo.h"
#include "gdsbt.h"
#include "gdsfhead.h"
#include "stringpool.h"
#include "gvcmx.h"
#include "gvcmz.h"
GBLREF spdesc stringpool;
GBLREF struct NTD *ntd_root;
GBLREF bool remlkreq;
void gvcmx_unlock(unsigned char rmv_locks, bool specific, char incr)
{
struct CLB *p;
unsigned char operation1,operation2,*ptr;
if (!ntd_root || !ntd_root->cqh.fl || (specific && !remlkreq))
return;
if (rmv_locks == CM_ZALLOCATES)
{
operation1 = CM_ZALLOCATES;
operation2 = REMOTE_ZALLOCATES;
} else
{
operation1 = CM_LOCKS;
operation2 = REMOTE_LOCKS;
}
operation1 |= incr;
for (p = (struct CLB *)RELQUE2PTR(ntd_root->cqh.fl); p != (struct CLB *)ntd_root; p = (struct CLB *)RELQUE2PTR(p->cqe.fl))
{
p->ast = 0;
ENSURE_STP_FREE_SPACE(p->mbl);
p->mbf = stringpool.free;
if (remlkreq)
{
if (((link_info*)(p->usr))->lck_info & REQUEST_PENDING)
gvcmz_sndlkremove(p, operation1, CMMS_L_LKDELETE);
} else if (((link_info*)(p->usr))->lck_info & (REMOTE_LOCKS | REMOTE_ZALLOCATES))
{
gvcmz_sndlkremove(p, operation1, CMMS_L_LKCANALL);
((link_info*)(p->usr))->lck_info &= ~operation2;
}
}
}