71 lines
2.1 KiB
C
71 lines
2.1 KiB
C
/****************************************************************
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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 "gtm_string.h"
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#include "io.h"
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#include "iosp.h"
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#include "collseq.h"
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#include "error.h"
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#include "trans_log_name.h"
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#include "gtm_logicals.h"
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int find_local_colltype(void)
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{
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int lct, status;
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char transbuf[MAX_TRANS_NAME_LEN];
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mstr lognam, transnam;
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lognam.len = SIZEOF(LCT_PREFIX) - 1;
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lognam.addr = LCT_PREFIX;
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status = TRANS_LOG_NAME(&lognam, &transnam, transbuf, SIZEOF(transbuf), do_sendmsg_on_log2long);
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if (SS_NORMAL != status)
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return 0;
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lct = asc2i((uchar_ptr_t)transnam.addr, transnam.len);
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return lct >= MIN_COLLTYPE && lct <= MAX_COLLTYPE ? lct : 0;
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}
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collseq *ready_collseq(int act)
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{
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unsigned char filespec[SIZEOF(CT_PREFIX) + 4]; /* '4' to hold the chars in the max allowable
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* collation sequence (255) plus the terminating null */
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unsigned char *fsp;
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collseq temp_csp, *csp;
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mstr fspec;
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DCL_THREADGBL_ACCESS;
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SETUP_THREADGBL_ACCESS;
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/* Validate the alternative collating type (act) */
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if (!(act >= 1 && act <= MAX_COLLTYPE))
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return (collseq*)NULL;
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/* Search for record of the collating type already being mapped in. */
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for (csp = TREF(collseq_list); csp != NULL && act != csp->act; csp = csp->flink)
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;
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if (NULL == csp)
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{
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/* If not found, create a structure and attempt to map in the collating support package.*/
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temp_csp.act = act;
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temp_csp.flink = TREF(collseq_list);
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memcpy(filespec, CT_PREFIX, SIZEOF(CT_PREFIX));
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fsp = i2asc(&filespec[SIZEOF(CT_PREFIX) - 1], act);
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*fsp = 0;
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fspec.len = INTCAST(fsp - filespec);
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fspec.addr = (char *)filespec;
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if (!map_collseq(&fspec, &temp_csp))
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return NULL;
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csp = (collseq *) malloc(SIZEOF(collseq));
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*csp = temp_csp;
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TREF(collseq_list) = csp;
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}
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return csp;
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}
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