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146 lines
3.3 KiB
C
146 lines
3.3 KiB
C
/*-
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* See the file LICENSE for redistribution information.
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*
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* Copyright (c) 1996-2005
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* Sleepycat Software. All rights reserved.
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*
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* $Id: db_getlong.c,v 12.1 2005/06/16 20:20:53 bostic Exp $
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*/
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#include "db_config.h"
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#ifndef NO_SYSTEM_INCLUDES
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#include <sys/types.h>
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#include <limits.h>
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#include <stdlib.h>
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#include <string.h>
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#endif
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#include "db_int.h"
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/*
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* __db_getlong --
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* Return a long value inside of basic parameters.
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*
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* PUBLIC: int __db_getlong
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* PUBLIC: __P((DB_ENV *, const char *, char *, long, long, long *));
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*/
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int
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__db_getlong(dbenv, progname, p, min, max, storep)
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DB_ENV *dbenv;
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const char *progname;
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char *p;
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long min, max, *storep;
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{
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long val;
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char *end;
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__os_set_errno(0);
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val = strtol(p, &end, 10);
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if ((val == LONG_MIN || val == LONG_MAX) &&
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__os_get_errno() == ERANGE) {
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if (dbenv == NULL)
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fprintf(stderr,
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"%s: %s: %s\n", progname, p, strerror(ERANGE));
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else
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dbenv->err(dbenv, ERANGE, "%s", p);
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return (1);
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}
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if (p[0] == '\0' || (end[0] != '\0' && end[0] != '\n')) {
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if (dbenv == NULL)
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fprintf(stderr,
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"%s: %s: Invalid numeric argument\n", progname, p);
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else
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dbenv->errx(dbenv, "%s: Invalid numeric argument", p);
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return (1);
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}
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if (val < min) {
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if (dbenv == NULL)
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fprintf(stderr,
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"%s: %s: Less than minimum value (%ld)\n",
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progname, p, min);
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else
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dbenv->errx(dbenv,
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"%s: Less than minimum value (%ld)", p, min);
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return (1);
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}
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if (val > max) {
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if (dbenv == NULL)
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fprintf(stderr,
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"%s: %s: Greater than maximum value (%ld)\n",
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progname, p, max);
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else
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dbenv->errx(dbenv,
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"%s: Greater than maximum value (%ld)", p, max);
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return (1);
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}
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*storep = val;
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return (0);
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}
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/*
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* __db_getulong --
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* Return an unsigned long value inside of basic parameters.
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*
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* PUBLIC: int __db_getulong
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* PUBLIC: __P((DB_ENV *, const char *, char *, u_long, u_long, u_long *));
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*/
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int
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__db_getulong(dbenv, progname, p, min, max, storep)
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DB_ENV *dbenv;
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const char *progname;
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char *p;
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u_long min, max, *storep;
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{
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u_long val;
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char *end;
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__os_set_errno(0);
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val = strtoul(p, &end, 10);
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if (val == ULONG_MAX && __os_get_errno() == ERANGE) {
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if (dbenv == NULL)
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fprintf(stderr,
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"%s: %s: %s\n", progname, p, strerror(ERANGE));
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else
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dbenv->err(dbenv, ERANGE, "%s", p);
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return (1);
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}
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if (p[0] == '\0' || (end[0] != '\0' && end[0] != '\n')) {
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if (dbenv == NULL)
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fprintf(stderr,
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"%s: %s: Invalid numeric argument\n", progname, p);
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else
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dbenv->errx(dbenv, "%s: Invalid numeric argument", p);
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return (1);
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}
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if (val < min) {
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if (dbenv == NULL)
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fprintf(stderr,
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"%s: %s: Less than minimum value (%lu)\n",
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progname, p, min);
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else
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dbenv->errx(dbenv,
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"%s: Less than minimum value (%lu)", p, min);
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return (1);
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}
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/*
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* We allow a 0 to substitute as a max value for ULONG_MAX because
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* 1) accepting only a 0 value is unlikely to be necessary, and 2)
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* we don't want callers to have to use ULONG_MAX explicitly, as it
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* may not exist on all platforms.
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*/
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if (max != 0 && val > max) {
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if (dbenv == NULL)
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fprintf(stderr,
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"%s: %s: Greater than maximum value (%lu)\n",
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progname, p, max);
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else
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dbenv->errx(dbenv,
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"%s: Greater than maximum value (%lu)", p, max);
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return (1);
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}
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*storep = val;
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return (0);
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}
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