147 lines
3.3 KiB
C
147 lines
3.3 KiB
C
/****************************************************************
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* *
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* Copyright 2001, 2010 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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/*
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* omi_prc_ordr.c ---
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*
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* Process a ORDER request.
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*
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*/
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#ifndef lint
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static char rcsid[] = "$Header: /cvsroot/fis-gtm/gtm/sr_unix_cm/omi_prc_ordr.c,v 1.7 2013/10/23 03:49:32 tuskentower Exp $";
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#endif
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#include "mdef.h"
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#include "gtm_string.h"
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#include "omi.h"
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#include "error.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 "stringpool.h"
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#include "op.h"
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#include "gvcst_protos.h" /* for gvcst_root_search in GV_BIND_NAME_AND_ROOT_SEARCH macro */
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GBLREF gv_namehead *gv_target;
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GBLREF gv_key *gv_currkey;
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GBLREF gv_key *gv_altkey;
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GBLREF bool undef_inhibit;
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int omi_prc_ordr(omi_conn *cptr, char *xend, char *buff, char *bend)
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{
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char *bptr;
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int rv;
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omi_li len;
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mval vo, vd, vg;
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DCL_THREADGBL_ACCESS;
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SETUP_THREADGBL_ACCESS;
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bptr = buff;
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/* Global Ref */
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OMI_LI_READ(&len, cptr->xptr);
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/* Condition handler for DBMS operations */
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ESTABLISH_RET(omi_dbms_ch,0);
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rv = omi_gvextnam(cptr, len.value, cptr->xptr);
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/* If true, there was an error finding the global reference in the DBMS */
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if (rv < 0)
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{
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REVERT;
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return rv;
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}
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cptr->xptr += len.value;
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/* Bounds checking */
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if (cptr->xptr > xend)
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{
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REVERT;
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return -OMI_ER_PR_INVMSGFMT;
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}
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/* We want to make sure there is plenty of space in the string pool for all three operations ($ORDER, $GET, $DATA) */
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if (cptr->exts & OMI_XTF_NEWOP)
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INVOKE_STP_GCOL(0);
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/* $ORDER */
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op_gvorder(&vo);
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/* $ORDER (buffer write) */
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OMI_SI_WRIT(vo.str.len, bptr);
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if (vo.str.len)
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{
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memcpy(bptr, vo.str.addr, vo.str.len);
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bptr += vo.str.len;
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}
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/* Bunching */
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if (cptr->exts & OMI_XTF_NEWOP)
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{
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if (vo.str.len)
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{
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if (!gv_currkey->prev)
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{
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if (*vo.str.addr != '^')
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{
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REVERT;
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return -OMI_ER_PR_INVGLOBREF;
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}
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vo.str.addr++; vo.str.len--;
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GV_BIND_NAME_AND_ROOT_SEARCH(cptr->ga, &vo.str);
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vo.str.addr--; vo.str.len++;
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TREF(gv_last_subsc_null) = FALSE;
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} else
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{
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if (gv_currkey->top != gv_altkey->top)
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{
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REVERT
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return -OMI_ER_DB_UNRECOVER;
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}
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memcpy(gv_currkey, gv_altkey, gv_altkey->end + SIZEOF(gv_key));
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TREF(gv_last_subsc_null) = FALSE;
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}
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/* $DATA */
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op_gvdata(&vd);
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if (!(vd.mvtype & MV_INT))
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{
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REVERT;
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return -OMI_ER_DB_UNRECOVER;
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}
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/* $GET */
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undef_inhibit = TRUE;
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rv = op_gvget(&vg);
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/* $DATA (buffer write) */
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OMI_SI_WRIT(vd.m[1] / MV_BIAS, bptr);
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/* $GET (buffer write) */
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OMI_SI_WRIT((rv ? 1 : 0), bptr);
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if (!rv || !vg.str.len)
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OMI_LI_WRIT(0, bptr);
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else
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{
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OMI_LI_WRIT(vg.str.len, bptr);
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memcpy(bptr, vg.str.addr, vg.str.len);
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bptr += vg.str.len;
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}
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} else
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{ /* Otherwise $ORDER returned a null */
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/* $DATA (buffer write) */
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OMI_SI_WRIT(0, bptr);
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/* $GET (buffer write) */
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OMI_SI_WRIT(0, bptr);
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OMI_LI_WRIT(0, bptr);
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}
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}
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REVERT;
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return (int)(bptr - buff);
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}
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