124 lines
3.3 KiB
C
124 lines
3.3 KiB
C
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/****************************************************************
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* *
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* Copyright 2001, 2011 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 "gtm_facility.h"
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#include "fileinfo.h"
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#include "gdsbt.h"
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#include "gdsfhead.h"
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#include "cmidef.h"
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#include "hashtab_mname.h" /* needed for cmmdef.h */
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#include "cmmdef.h"
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#include "locklits.h"
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#include "iotimer.h"
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#include "gtm_string.h"
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#include "gvcmy_close.h"
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#include "gvcmz.h"
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#include "op.h"
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#include "dpgbldir.h"
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#include "lv_val.h" /* needed for "callg.h" */
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#include "callg.h"
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GBLREF struct NTD *ntd_root;
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GBLDEF bool neterr_pending;
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error_def(ERR_LCKSCANCELLED);
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void gvcmz_neterr(INTPTR_T *err)
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{
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struct CLB *p, *pn, *p1;
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unsigned char *temp, buff[512];
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gd_addr *gdptr;
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gd_region *region, *r_top;
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uint4 count, lck_info;
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INTPTR_T err_buff[10];
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boolean_t locks = FALSE;
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neterr_pending = FALSE;
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if (NULL == ntd_root)
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GTMASSERT;
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for (p = (struct CLB *)RELQUE2PTR(ntd_root->cqh.fl); p != (struct CLB *)ntd_root; p = pn)
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{
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/* Get the forward link, in case a close removes the current entry */
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pn = (struct CLB *)RELQUE2PTR(p->cqe.fl);
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if (0 != ((link_info *)p->usr)->neterr)
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{
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p->ast = NULL;
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if (locks)
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gvcmy_close(p);
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else
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{
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locks = ((link_info *)p->usr)->lck_info & REMOTE_CLR_MASK;
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gvcmy_close(p);
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if (locks)
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{
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buff[0] = CMMS_L_LKCANALL;
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for (p1 = (struct CLB *)RELQUE2PTR(ntd_root->cqh.fl);
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p1 != (struct CLB *)ntd_root;
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p1 = (struct CLB *)RELQUE2PTR(p1->cqe.fl))
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{
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p1->ast = NULL;
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/* The following line effectively clears REQUEST_PENDING */
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lck_info = ((link_info *)p1->usr)->lck_info &= REMOTE_CLR_MASK;
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if (lck_info)
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{
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temp = p1->mbf;
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p1->mbf = buff;
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p1->cbl = S_HDRSIZE + S_LAFLAGSIZE;
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if (lck_info & (REMOTE_LOCKS | LREQUEST_SENT))
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{
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buff[1] = CM_LOCKS;
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cmi_write(p1);
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}
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if (lck_info & (REMOTE_ZALLOCATES | ZAREQUEST_SENT))
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{
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buff[1] = CM_ZALLOCATES;
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cmi_write(p1);
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}
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p1->mbf = temp;
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}
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}
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op_lkinit();
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op_unlock();
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op_zdeallocate(NO_M_TIMEOUT);
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}
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}
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/* Cycle through all active global directories */
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for (gdptr = get_next_gdr(NULL); NULL != gdptr; gdptr = get_next_gdr(gdptr))
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for (region = gdptr->regions, r_top = region + gdptr->n_regions; region < r_top; ++region)
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if ((dba_cm == region->dyn.addr->acc_meth) && (p == region->dyn.addr->cm_blk))
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{
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/* If it's a CM-accessed region via the current (error-generating) link: */
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region->open = FALSE;
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region->dyn.addr->acc_meth = dba_bg;
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}
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}
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}
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if (locks)
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{
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if (NULL != err)
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{
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count = (uint4)(*err + 1);
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memcpy(err_buff, err, count * SIZEOF(INTPTR_T));
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err_buff[count] = 0;
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err_buff[count + 1] = ERR_LCKSCANCELLED;
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err_buff[count + 2] = 0;
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err_buff[0] += 3;
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callg_signal(err_buff);
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} else
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rts_error(VARLSTCNT(1) ERR_LCKSCANCELLED);
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} else if (NULL != err)
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callg_signal(err);
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}
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