diff options
Diffstat (limited to 'usr.sbin/bind/lib/lwres/compat.c')
| -rw-r--r-- | usr.sbin/bind/lib/lwres/compat.c | 155 |
1 files changed, 0 insertions, 155 deletions
diff --git a/usr.sbin/bind/lib/lwres/compat.c b/usr.sbin/bind/lib/lwres/compat.c deleted file mode 100644 index e12ea77f431..00000000000 --- a/usr.sbin/bind/lib/lwres/compat.c +++ /dev/null @@ -1,155 +0,0 @@ -/* - * Copyright (C) Internet Systems Consortium, Inc. ("ISC") - * - * Permission to use, copy, modify, and/or distribute this software for any - * purpose with or without fee is hereby granted, provided that the above - * copyright notice and this permission notice appear in all copies. - * - * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH - * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY - * AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT, - * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM - * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE - * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR - * PERFORMANCE OF THIS SOFTWARE. - */ - -/* - * Copyright (c) 1990, 1993 - * The Regents of the University of California. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. Neither the name of the University nor the names of its contributors - * may be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - */ - -/*! \file */ -#if defined(LIBC_SCCS) && !defined(lint) -static char sccsid[] = "@(#)strtoul.c 8.1 (Berkeley) 6/4/93"; -#endif /* LIBC_SCCS and not lint */ - -#include <config.h> - -#include <limits.h> -#include <ctype.h> -#include <errno.h> - -#include <lwres/stdlib.h> -#include <lwres/string.h> - -#define DE_CONST(konst, var) \ - do { \ - union { const void *k; void *v; } _u; \ - _u.k = konst; \ - var = _u.v; \ - } while (0) - -/*! - * Convert a string to an unsigned long integer. - * - * Ignores `locale' stuff. Assumes that the upper and lower case - * alphabets and digits are each contiguous. - */ -unsigned long -lwres_strtoul(const char *nptr, char **endptr, int base) { - const char *s = nptr; - unsigned long acc; - unsigned char c; - unsigned long cutoff; - int neg = 0, any, cutlim; - - /* - * See strtol for comments as to the logic used. - */ - do { - c = *s++; - } while (isspace(c)); - if (c == '-') { - neg = 1; - c = *s++; - } else if (c == '+') - c = *s++; - if ((base == 0 || base == 16) && - c == '0' && (*s == 'x' || *s == 'X')) { - c = s[1]; - s += 2; - base = 16; - } - if (base == 0) - base = c == '0' ? 8 : 10; - cutoff = (unsigned long)ULONG_MAX / (unsigned long)base; - cutlim = (unsigned long)ULONG_MAX % (unsigned long)base; - for (acc = 0, any = 0;; c = *s++) { - if (!isascii(c)) - break; - if (isdigit(c)) - c -= '0'; - else if (isalpha(c)) - c -= isupper(c) ? 'A' - 10 : 'a' - 10; - else - break; - if (c >= base) - break; - if (any < 0 || acc > cutoff || (acc == cutoff && c > cutlim)) - any = -1; - else { - any = 1; - acc *= base; - acc += c; - } - } - if (any < 0) { - acc = ULONG_MAX; - errno = ERANGE; - } else if (neg) - /* XXX: acc was declared unsigned! */ - acc = -acc; - if (endptr != 0) - DE_CONST(any ? s - 1 : nptr, *endptr); - return (acc); -} - -size_t -lwres_strlcpy(char *dst, const char *src, size_t size) { - char *d = dst; - const char *s = src; - size_t n = size; - - /* Copy as many bytes as will fit */ - if (n != 0U && --n != 0U) { - do { - if ((*d++ = *s++) == 0) - break; - } while (--n != 0U); - } - - /* Not enough room in dst, add NUL and traverse rest of src */ - if (n == 0U) { - if (size != 0U) - *d = '\0'; /* NUL-terminate dst */ - while (*s++) - ; - } - - return(s - src - 1); /* count does not include NUL */ -} |