122 lines
4.6 KiB
C
122 lines
4.6 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 "test.h"
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__FBSDID("$FreeBSD: src/lib/libarchive/test/test_read_data_large.c,v 1.4 2008/09/01 05:38:33 kientzle Exp $");
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/*
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* Test read/write of a 10M block of data in a single operation.
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* Uses an in-memory archive with a single 10M entry. Exercises
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* archive_read_data() to ensure it can handle large blocks like
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* this and also exercises archive_read_data_into_fd() (which
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* had a bug relating to this, fixed in Nov 2006).
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*/
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#if defined(_WIN32) && !defined(__CYGWIN__)
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#define open _open
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#define close _close
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#endif
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char buff1[11000000];
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char buff2[10000000];
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char buff3[10000000];
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DEFINE_TEST(test_read_data_large)
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{
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struct archive_entry *ae;
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struct archive *a;
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char tmpfilename[] = "largefile";
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int tmpfilefd;
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FILE *f;
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unsigned int i;
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size_t used;
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/* Create a new archive in memory. */
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assert((a = archive_write_new()) != NULL);
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assertA(0 == archive_write_set_format_ustar(a));
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assertA(0 == archive_write_set_compression_none(a));
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assertA(0 == archive_write_open_memory(a, buff1, sizeof(buff1), &used));
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/*
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* Write a file (with random contents) to it.
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*/
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assert((ae = archive_entry_new()) != NULL);
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archive_entry_copy_pathname(ae, "file");
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archive_entry_set_mode(ae, S_IFREG | 0755);
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for (i = 0; i < sizeof(buff2); i++)
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buff2[i] = (unsigned char)rand();
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archive_entry_set_size(ae, sizeof(buff2));
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assertA(0 == archive_write_header(a, ae));
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archive_entry_free(ae);
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assertA(sizeof(buff2) == archive_write_data(a, buff2, sizeof(buff2)));
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/* Close out the archive. */
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assertA(0 == archive_write_close(a));
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#if ARCHIVE_VERSION_NUMBER < 2000000
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archive_write_finish(a);
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#else
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assertA(0 == archive_write_finish(a));
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#endif
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/* Check that archive_read_data can handle 10*10^6 at a pop. */
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assert((a = archive_read_new()) != NULL);
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assertA(0 == archive_read_support_format_all(a));
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assertA(0 == archive_read_support_compression_all(a));
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assertA(0 == archive_read_open_memory(a, buff1, sizeof(buff1)));
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assertA(0 == archive_read_next_header(a, &ae));
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failure("Wrote 10MB, but didn't read the same amount");
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assertEqualIntA(a, sizeof(buff2),archive_read_data(a, buff3, sizeof(buff3)));
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failure("Read expected 10MB, but data read didn't match what was written");
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assert(0 == memcmp(buff2, buff3, sizeof(buff3)));
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assert(0 == archive_read_close(a));
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#if ARCHIVE_VERSION_NUMBER < 2000000
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archive_read_finish(a);
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#else
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assert(0 == archive_read_finish(a));
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#endif
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/* Check archive_read_data_into_fd */
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assert((a = archive_read_new()) != NULL);
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assertA(0 == archive_read_support_format_all(a));
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assertA(0 == archive_read_support_compression_all(a));
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assertA(0 == archive_read_open_memory(a, buff1, sizeof(buff1)));
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assertA(0 == archive_read_next_header(a, &ae));
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tmpfilefd = open(tmpfilename, O_WRONLY | O_CREAT | O_BINARY, 0777);
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assert(tmpfilefd != 0);
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assertEqualIntA(a, 0, archive_read_data_into_fd(a, tmpfilefd));
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assert(0 == archive_read_close(a));
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#if ARCHIVE_VERSION_NUMBER < 2000000
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archive_read_finish(a);
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#else
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assert(0 == archive_read_finish(a));
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#endif
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close(tmpfilefd);
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f = fopen(tmpfilename, "rb");
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assert(f != NULL);
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assertEqualInt(sizeof(buff3), fread(buff3, 1, sizeof(buff3), f));
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fclose(f);
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assert(0 == memcmp(buff2, buff3, sizeof(buff3)));
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}
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