84 lines
3.2 KiB
C
84 lines
3.2 KiB
C
/*
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* Legal Notice
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*
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* This document and associated source code (the "Work") is a part of a
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* benchmark specification maintained by the TPC.
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*
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* The TPC reserves all right, title, and interest to the Work as provided
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* under U.S. and international laws, including without limitation all patent
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* and trademark rights therein.
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*
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* No Warranty
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*
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* 1.1 TO THE MAXIMUM EXTENT PERMITTED BY APPLICABLE LAW, THE INFORMATION
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* CONTAINED HEREIN IS PROVIDED "AS IS" AND WITH ALL FAULTS, AND THE
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* AUTHORS AND DEVELOPERS OF THE WORK HEREBY DISCLAIM ALL OTHER
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* WARRANTIES AND CONDITIONS, EITHER EXPRESS, IMPLIED OR STATUTORY,
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* INCLUDING, BUT NOT LIMITED TO, ANY (IF ANY) IMPLIED WARRANTIES,
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* DUTIES OR CONDITIONS OF MERCHANTABILITY, OF FITNESS FOR A PARTICULAR
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* PURPOSE, OF ACCURACY OR COMPLETENESS OF RESPONSES, OF RESULTS, OF
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* WORKMANLIKE EFFORT, OF LACK OF VIRUSES, AND OF LACK OF NEGLIGENCE.
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* ALSO, THERE IS NO WARRANTY OR CONDITION OF TITLE, QUIET ENJOYMENT,
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* QUIET POSSESSION, CORRESPONDENCE TO DESCRIPTION OR NON-INFRINGEMENT
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* WITH REGARD TO THE WORK.
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* 1.2 IN NO EVENT WILL ANY AUTHOR OR DEVELOPER OF THE WORK BE LIABLE TO
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* ANY OTHER PARTY FOR ANY DAMAGES, INCLUDING BUT NOT LIMITED TO THE
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* COST OF PROCURING SUBSTITUTE GOODS OR SERVICES, LOST PROFITS, LOSS
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* OF USE, LOSS OF DATA, OR ANY INCIDENTAL, CONSEQUENTIAL, DIRECT,
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* INDIRECT, OR SPECIAL DAMAGES WHETHER UNDER CONTRACT, TORT, WARRANTY,
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* OR OTHERWISE, ARISING IN ANY WAY OUT OF THIS OR ANY OTHER AGREEMENT
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* RELATING TO THE WORK, WHETHER OR NOT SUCH AUTHOR OR DEVELOPER HAD
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* ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES.
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*
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* Contributors:
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* Gradient Systems
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*/
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#ifndef GENRAND_H
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#define GENRAND_H
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#include "decimal.h"
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#include "date.h"
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#include "dist.h"
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#include "address.h"
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#define JMS 1
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typedef struct RNG_T {
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int nUsed;
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int nUsedPerRow;
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long nSeed;
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long nInitialSeed; /* used to allow skip_row() to back up */
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int nColumn; /* column where this stream is used */
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int nTable; /* table where this stream is used */
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int nDuplicateOf; /* duplicate streams allow independent tables to share
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data streams */
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#ifdef JMS
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ds_key_t nTotal;
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#endif
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} rng_t;
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extern rng_t Streams[];
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#define FL_SEED_OVERRUN 0x0001
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#define ALPHANUM "abcdefghijklmnopqrstuvxyzABCDEFGHIJKLMNOPQRSTUVXYZ0123456789"
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#define DIGITS "0123456789"
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#define RNG_SEED 19620718
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int genrand_integer(int *dest, int dist, int min, int max, int mean, int stream);
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int genrand_decimal(decimal_t *dest, int dist, decimal_t *min, decimal_t *max, decimal_t *mean, int stream);
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int genrand_date(date_t *dest, int dist, date_t *min, date_t *max, date_t *mean, int stream);
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ds_key_t genrand_key(ds_key_t *dest, int dist, ds_key_t min, ds_key_t max, ds_key_t mean, int stream);
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int gen_charset(char *dest, char *set, int min, int max, int stream);
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int dump_seeds_ds(int tbl);
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void init_rand(void);
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void skip_random(int s, ds_key_t count);
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int RNGReset(int nTable);
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long next_random(int nStream);
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void genrand_email(char *pEmail, char *pFirst, char *pLast, int nColumn);
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void genrand_ipaddr(char *pDest, int nColumn);
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int genrand_url(char *pDest, int nColumn);
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int setSeed(int nStream, int nValue);
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void resetSeeds(int nTable);
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#endif
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