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11e2996573
* codeql fixes * fix type mismatches * fix pointers in w32_time methods * fixes for codeQL warnings * modify checks for codeql warnings * add comments for codeql suppressions * additional codeql fixes and suppressions * add codeql fixes * add comments for codeql * add comments for codeql * switch from debug to error log messages * fix another merge conflict fix line endings in gss-sspi.c * add null check in channels.c * address PR feedback * address additional review feedback * add CodeQL comments to common code * fix unittest-win32compat * fix unit test * address review feedback * remove suppression
73 lines
1.9 KiB
C
73 lines
1.9 KiB
C
/* $OpenBSD: strtonum.c,v 1.6 2004/08/03 19:38:01 millert Exp $ */
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/*
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* Copyright (c) 2004 Ted Unangst and Todd Miller
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* All rights reserved.
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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/* OPENBSD ORIGINAL: lib/libc/stdlib/strtonum.c */
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#include "includes.h"
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#ifndef HAVE_STRTONUM
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#include <stdlib.h>
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#include <limits.h>
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#include <errno.h>
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#define INVALID 1
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#define TOOSMALL 2
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#define TOOLARGE 3
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long long
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strtonum(const char *numstr, long long minval, long long maxval,
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const char **errstrp)
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{
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long long ll = 0;
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char *ep;
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int error = 0;
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struct errval {
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const char *errstr;
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int err;
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} ev[4] = {
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{ NULL, 0 },
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{ "invalid", EINVAL },
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{ "too small", ERANGE },
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{ "too large", ERANGE },
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};
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ev[0].err = errno;
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errno = 0;
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if (minval > maxval)
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error = INVALID;
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else {
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ll = strtoll(numstr, &ep, 10); // CodeQL [SM02313]: strtoll will initialize ep
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if (numstr == ep || *ep != '\0')
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error = INVALID;
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else if ((ll == LLONG_MIN && errno == ERANGE) || ll < minval)
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error = TOOSMALL;
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else if ((ll == LLONG_MAX && errno == ERANGE) || ll > maxval)
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error = TOOLARGE;
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}
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if (errstrp != NULL)
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*errstrp = ev[error].errstr;
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errno = ev[error].err;
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if (error)
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ll = 0;
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return (ll);
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}
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#endif /* HAVE_STRTONUM */
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