GCC Code Coverage Report
Directory: ./ Exec Total Coverage
File: usr.bin/file/magic-common.c Lines: 0 39 0.0 %
Date: 2017-11-07 Branches: 0 26 0.0 %

Line Branch Exec Source
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/* $OpenBSD: magic-common.c,v 1.3 2015/08/11 22:29:25 nicm Exp $ */
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/*
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 * Copyright (c) 2015 Nicholas Marriott <nicm@openbsd.org>
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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 MIND, USE, DATA OR PROFITS, WHETHER
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 * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
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 * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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 */
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#include <sys/types.h>
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#include <ctype.h>
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#include <errno.h>
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#include <limits.h>
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#include <stdarg.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include "magic.h"
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char *
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magic_strtoull(const char *s, uint64_t *u)
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{
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	char	*endptr;
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	if (*s == '-' || *s == '\0')
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		return (NULL);
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	errno = 0;
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	*u = strtoull(s, &endptr, 0);
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	if (endptr == s)
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		*u = strtoull(s, &endptr, 16);
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	if (errno == ERANGE && *u == ULLONG_MAX)
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		return (NULL);
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	if (*endptr == 'L')
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		endptr++;
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	return (endptr);
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}
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char *
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magic_strtoll(const char *s, int64_t *i)
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{
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	char	*endptr;
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	if (*s == '\0')
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		return (NULL);
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	errno = 0;
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	*i = strtoll(s, &endptr, 0);
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	if (endptr == s)
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		*i = strtoll(s, &endptr, 16);
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	if (errno == ERANGE && *i == LLONG_MAX)
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		return (NULL);
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	if (*endptr == 'L')
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		endptr++;
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	return (endptr);
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}
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void
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magic_vwarnm(struct magic *m, u_int line, const char *fmt, va_list ap)
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{
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	char	*msg;
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	if (!m->warnings)
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		return;
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	if (vasprintf(&msg, fmt, ap) == -1)
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		return;
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	fprintf(stderr, "%s:%u: %s\n", m->path, line, msg);
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	free(msg);
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}
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void
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magic_warnm(struct magic *m, u_int line, const char *fmt, ...)
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{
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	va_list	 ap;
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	va_start(ap, fmt);
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	magic_vwarnm (m, line, fmt, ap);
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	va_end(ap);
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}
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void
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magic_warn(struct magic_line *ml, const char *fmt, ...)
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{
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	va_list	 ap;
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	va_start(ap, fmt);
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	magic_vwarnm (ml->root, ml->line, fmt, ap);
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	va_end(ap);
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}