92 lines
2.2 KiB
C++
92 lines
2.2 KiB
C++
/*
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* Copyright (c) 2001, 2008, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation. Oracle designates this
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* particular file as subject to the "Classpath" exception as provided
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* by Oracle in the LICENSE file that accompanied this code.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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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 <limits.h>
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#include <assert.h>
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#include <sys/stat.h>
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#ifdef _MSC_VER
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#include <direct.h>
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#include <io.h>
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#include <process.h>
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#else
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#include <unistd.h>
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#endif
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#include "constants.h"
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#include "defines.h"
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#include "bytes.h"
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#include "utils.h"
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#include "unpack.h"
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void *must_malloc(size_t size)
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{
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size_t msize = size;
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void *ptr = (msize > PSIZE_MAX) ? nullptr : malloc(msize);
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if (ptr != nullptr)
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{
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memset(ptr, 0, size);
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}
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else
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{
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unpack_abort(ERROR_ENOMEM);
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}
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return ptr;
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}
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void unpack_abort(const char *msg, unpacker *u)
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{
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if (msg == nullptr)
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msg = "corrupt pack file or internal error";
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if (u == nullptr)
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u = unpacker::current();
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if (u == nullptr)
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{
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fprintf(stderr, "Error: unpacker: %s\n", msg);
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::abort();
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return;
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}
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u->abort(msg);
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}
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bool unpack_aborting(unpacker *u)
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{
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if (u == nullptr)
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u = unpacker::current();
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if (u == nullptr)
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{
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fprintf(stderr, "Error: unpacker: no current instance\n");
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::abort();
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return true;
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}
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return u->aborting();
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}
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