c07eec6459
information to error strings. This caused a lot of unnecessary duplication in error messages; in particular, there are a few cases where error messages get copied from one archive object to another and this would cause the strerror() info to get appended each time.
189 lines
4.0 KiB
C
189 lines
4.0 KiB
C
/*-
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* Copyright (c) 2003-2007 Tim Kientzle
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR(S) ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "archive_platform.h"
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__FBSDID("$FreeBSD$");
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#ifdef HAVE_SYS_TYPES_H
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#include <sys/types.h>
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#endif
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#ifdef HAVE_STDLIB_H
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#include <stdlib.h>
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#endif
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#ifdef HAVE_STRING_H
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#include <string.h>
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#endif
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#include "archive.h"
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#include "archive_private.h"
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#include "archive_string.h"
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#if ARCHIVE_VERSION_NUMBER < 3000000
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/* These disappear in libarchive 3.0 */
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/* Deprecated. */
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int
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archive_api_feature(void)
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{
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return (ARCHIVE_API_FEATURE);
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}
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/* Deprecated. */
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int
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archive_api_version(void)
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{
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return (ARCHIVE_API_VERSION);
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}
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/* Deprecated synonym for archive_version_number() */
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int
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archive_version_stamp(void)
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{
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return (archive_version_number());
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}
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/* Deprecated synonym for archive_version_string() */
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const char *
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archive_version(void)
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{
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return (archive_version_string());
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}
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#endif
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int
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archive_version_number(void)
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{
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return (ARCHIVE_VERSION_NUMBER);
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}
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const char *
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archive_version_string(void)
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{
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return (ARCHIVE_VERSION_STRING);
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}
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int
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archive_errno(struct archive *a)
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{
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return (a->archive_error_number);
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}
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const char *
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archive_error_string(struct archive *a)
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{
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if (a->error != NULL && *a->error != '\0')
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return (a->error);
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else
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return ("(Empty error message)");
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}
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int
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archive_format(struct archive *a)
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{
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return (a->archive_format);
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}
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const char *
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archive_format_name(struct archive *a)
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{
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return (a->archive_format_name);
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}
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int
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archive_compression(struct archive *a)
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{
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return (a->compression_code);
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}
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const char *
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archive_compression_name(struct archive *a)
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{
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return (a->compression_name);
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}
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/*
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* Return a count of the number of compressed bytes processed.
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*/
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int64_t
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archive_position_compressed(struct archive *a)
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{
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return (a->raw_position);
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}
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/*
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* Return a count of the number of uncompressed bytes processed.
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*/
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int64_t
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archive_position_uncompressed(struct archive *a)
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{
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return (a->file_position);
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}
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void
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archive_clear_error(struct archive *a)
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{
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archive_string_empty(&a->error_string);
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a->error = NULL;
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}
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void
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archive_set_error(struct archive *a, int error_number, const char *fmt, ...)
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{
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va_list ap;
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a->archive_error_number = error_number;
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if (fmt == NULL) {
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a->error = NULL;
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return;
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}
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va_start(ap, fmt);
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archive_string_vsprintf(&(a->error_string), fmt, ap);
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va_end(ap);
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a->error = a->error_string.s;
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}
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void
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archive_copy_error(struct archive *dest, struct archive *src)
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{
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dest->archive_error_number = src->archive_error_number;
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archive_string_copy(&dest->error_string, &src->error_string);
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dest->error = dest->error_string.s;
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}
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void
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__archive_errx(int retvalue, const char *msg)
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{
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static const char *msg1 = "Fatal Internal Error in libarchive: ";
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write(2, msg1, strlen(msg1));
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write(2, msg, strlen(msg));
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write(2, "\n", 1);
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exit(retvalue);
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}
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