libarchive/test/test_read_filter_uudecode.c - third_party/libarchive - Git at Google

 /*-
  * Copyright (c) 2003-2007 Tim Kientzle
  * Copyright (c) 2009-2011 Michihiro NAKAJIMA
  * 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.
  *
  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR(S) ``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 AUTHOR(S) 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.
  */
 #include "test.h"
 __FBSDID("$FreeBSD: head/lib/libarchive/test/test_read_uu.c 201248 2009-12-30 06:12:03Z kientzle $");

 static const char archive[] = {
 "begin 644 test_read_uu.Z\n"
 "M'YV0+@`('$BPH,&#\"!,J7,BP(4(8$&_4J`$\"`,08$F%4O)AQ(\\2/(#7&@#%C\n"
 "M!@T8-##.L`$\"QL@:-F(``%'#H<V;.'/J!%!G#ITP<BS\"H).FS<Z$1(T>/1A2\n"
 "IHU\"0%9=*G4JUJM6K6+-JW<JUJ]>O8,.*'4NVK-FS:-.J7<NVK=NW9P$`\n"
 "`\n"
 "end\n"
 };

 static const char archive64[] = {
 "begin-base64 644 test_read_uu.Z\n"
 "H52QLgAIHEiwoMGDCBMqXMiwIUIYEG/UqAECAMQYEmFUvJhxI8SPIDXGgDFjBg0YNDDOsAECxsga\n"
 "NmIAAFHDoc2bOHPqBFBnDp0wcizCoJOmzc6ERI0ePRhSo1CQFZdKnUq1qtWrWLNq3cq1q9evYMOK\n"
 "HUu2rNmzaNOqXcu2rdu3ZwE=\n"
 "====\n"
 };

 static const char extradata[] = {
 "From uudecode@libarchive Mon Jun  2 03:03:31 2008\n"
 "Return-Path: <uudecode@libarchive>\n"
 "Received: from libarchive (localhost [127.0.0.1])\n"
 "        by libarchive (8.14.2/8.14.2) with ESMTP id m5233UT1006448\n"
 "        for <uudecode@libarchive>; Mon, 2 Jun 2008 03:03:31 GMT\n"
 "        (envelope-from uudecode@libarchive)\n"
 "Received: (from uudecode@localhost)\n"
 "        by libarchive (8.14.2/8.14.2/Submit) id m5233U3e006406\n"
 "        for uudecode; Mon, 2 Jun 2008 03:03:30 GMT\n"
 "        (envelope-from root)\n"
 "Date: Mon, 2 Jun 2008 03:03:30 GMT\n"
 "From: Libarchive Test <uudecode@libarchive>\n"
 "Message-Id: <200806020303.m5233U3e006406@libarchive>\n"
 "To: uudecode@libarchive\n"
 "Subject: Libarchive uudecode test\n"
 "\n"
 "* Redistribution and use in source and binary forms, with or without\n"
 "* modification, are permitted provided that the following conditions\n"
 "* are met:\n"
 "\n"
 "01234567890abcdeghijklmnopqrstuvwxyz\n"
 "01234567890ABCEFGHIJKLMNOPQRSTUVWXYZ\n"
 "\n"
 };

 static void
 test_read_uu_sub(const char *uudata, size_t uusize, int no_nl)
 {
 	struct archive_entry *ae;
 	struct archive *a;
 	char *buff;
 	char extradata_no_nl[sizeof(extradata)];
 	const char *extradata_ptr;
 	int extra;
 	size_t size;

 	if (no_nl) {
 		/* Remove '\n' from extra data to make a very long line. */
 		char *p;
 		memcpy(extradata_no_nl, extradata, sizeof(extradata));
 		extradata_ptr = extradata_no_nl;
 		for (p = extradata_no_nl;
 		    *p && (p = strchr(p, '\n')) != NULL; p++)
 			*p = ' ';/* Replace '\n' with ' ' a space character. */
 	} else
 		extradata_ptr = extradata;

 	assert(NULL != (buff = malloc(uusize + 1024 * 1024)));
 	if (buff == NULL)
 		return;
 	for (extra = 0; extra <= 64; extra = extra==0?1:extra*2) {
 		char *p = buff;

 		size = extra * 1024;
 		/* Add extra text size of which is from 1K bytes to
 		 * 64Kbytes before uuencoded data. */
 		while (size) {
 			if (size > sizeof(extradata)-1) {
 				memcpy(p, extradata_ptr, sizeof(extradata)-1);
 				p += sizeof(extradata)-1;
 				size -= sizeof(extradata)-1;
 			} else {
 				memcpy(p, extradata_ptr, size-1);
 				p += size-1;
 				*p++ = '\n';/* the last of extra text must have
 					     * '\n' character. */
 				break;
 			}
 		}
 		memcpy(p, uudata, uusize);
 		size = extra * 1024 + uusize;

 		assert((a = archive_read_new()) != NULL);
 		assertEqualIntA(a, ARCHIVE_OK,
 		    archive_read_support_filter_all(a));
 		assertEqualIntA(a, ARCHIVE_OK,
 		    archive_read_support_format_all(a));
 		assertEqualIntA(a, ARCHIVE_OK,
 		    read_open_memory(a, buff, size, 2));
 		assertEqualIntA(a, ARCHIVE_OK,
 		    archive_read_next_header(a, &ae));
 		failure("archive_filter_name(a, 0)=\"%s\""
 		    "extra %d, NL %d",
 		    archive_filter_name(a, 0), extra, !no_nl);
 		assertEqualInt(archive_filter_code(a, 0),
 		    ARCHIVE_FILTER_COMPRESS);
 		failure("archive_format_name(a)=\"%s\""
 		    "extra %d, NL %d",
 		    archive_format_name(a), extra, !no_nl);
 		assertEqualInt(archive_format(a),
 		    ARCHIVE_FORMAT_TAR_USTAR);
 		assertEqualIntA(a, ARCHIVE_OK, archive_read_close(a));
 		assertEqualInt(ARCHIVE_OK, archive_read_free(a));
 	}

 	/* UUdecode bidder shouldn't scan too much data; make sure it
 	 * fails if we put 512k of data before the start. */
 	size = 512 * 1024;
 	for (extra = 0; (size_t)extra < size; ++extra)
 		buff[extra + 1024] = buff[extra];
 	buff[size - 1] = '\n';
 	memcpy(buff + size, uudata, uusize);
 	size += uusize;
 	assert((a = archive_read_new()) != NULL);
 	assertEqualIntA(a, ARCHIVE_OK,
 	    archive_read_support_filter_all(a));
 	assertEqualIntA(a, ARCHIVE_OK,
 	    archive_read_support_format_all(a));
 	assertEqualIntA(a, ARCHIVE_FATAL,
 	    read_open_memory(a, buff, size, 2));
 	assertEqualInt(ARCHIVE_OK, archive_read_free(a));

 	free(buff);
 }

 DEFINE_TEST(test_read_filter_uudecode)
 {
 	/* Read the traditional uuencoded data. */
 	test_read_uu_sub(archive, sizeof(archive)-1, 0);
 	/* Read the traditional uuencoded data with very long line extra
 	 * data in front of it. */
 	test_read_uu_sub(archive, sizeof(archive)-1, 1);
 }

 DEFINE_TEST(test_read_filter_uudecode_base64)
 {
 	/* Read the Base64 uuencoded data. */
 	test_read_uu_sub(archive64, sizeof(archive64)-1, 0);
 	/* Read the Base64 uuencoded data with very long line extra data
 	 * in front of it. */
 	test_read_uu_sub(archive64, sizeof(archive64)-1, 1);
 }
	/*-
	* Copyright (c) 2003-2007 Tim Kientzle
	* Copyright (c) 2009-2011 Michihiro NAKAJIMA
	* 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.
	*
	* THIS SOFTWARE IS PROVIDED BY THE AUTHOR(S) ``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 AUTHOR(S) 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.
	*/
	#include "test.h"
	__FBSDID("$FreeBSD: head/lib/libarchive/test/test_read_uu.c 201248 2009-12-30 06:12:03Z kientzle $");

	static const char archive[] = {
	"begin 644 test_read_uu.Z\n"
	"M'YV0+@`('$BPH,&#\"!,J7,BP(4(8$&_4J`$\"`,08$F%4O)AQ(\\2/(#7&@#%C\n"
	"M!@T8-##.L`$\"QL@:-F(``%'#H<V;.'/J!%!G#ITP<BS\"H).FS<Z$1(T>/1A2\n"
	"IHU\"0%9=G4JUJM6K6+-JW<JUJ]>O8,.'4NVK-FS:-.J7<NVK=NW9P$`\n"
	"`\n"
	"end\n"
	};

	static const char archive64[] = {
	"begin-base64 644 test_read_uu.Z\n"
	"H52QLgAIHEiwoMGDCBMqXMiwIUIYEG/UqAECAMQYEmFUvJhxI8SPIDXGgDFjBg0YNDDOsAECxsga\n"
	"NmIAAFHDoc2bOHPqBFBnDp0wcizCoJOmzc6ERI0ePRhSo1CQFZdKnUq1qtWrWLNq3cq1q9evYMOK\n"
	"HUu2rNmzaNOqXcu2rdu3ZwE=\n"
	"====\n"
	};

	static const char extradata[] = {
	"From uudecode@libarchive Mon Jun 2 03:03:31 2008\n"
	"Return-Path: <uudecode@libarchive>\n"
	"Received: from libarchive (localhost [127.0.0.1])\n"
	" by libarchive (8.14.2/8.14.2) with ESMTP id m5233UT1006448\n"
	" for <uudecode@libarchive>; Mon, 2 Jun 2008 03:03:31 GMT\n"
	" (envelope-from uudecode@libarchive)\n"
	"Received: (from uudecode@localhost)\n"
	" by libarchive (8.14.2/8.14.2/Submit) id m5233U3e006406\n"
	" for uudecode; Mon, 2 Jun 2008 03:03:30 GMT\n"
	" (envelope-from root)\n"
	"Date: Mon, 2 Jun 2008 03:03:30 GMT\n"
	"From: Libarchive Test <uudecode@libarchive>\n"
	"Message-Id: <200806020303.m5233U3e006406@libarchive>\n"
	"To: uudecode@libarchive\n"
	"Subject: Libarchive uudecode test\n"
	"\n"
	"* Redistribution and use in source and binary forms, with or without\n"
	"* modification, are permitted provided that the following conditions\n"
	"* are met:\n"
	"\n"
	"01234567890abcdeghijklmnopqrstuvwxyz\n"
	"01234567890ABCEFGHIJKLMNOPQRSTUVWXYZ\n"
	"\n"
	};

	static void
	test_read_uu_sub(const char *uudata, size_t uusize, int no_nl)
	{
	struct archive_entry *ae;
	struct archive *a;
	char *buff;
	char extradata_no_nl[sizeof(extradata)];
	const char *extradata_ptr;
	int extra;
	size_t size;

	if (no_nl) {
	/* Remove '\n' from extra data to make a very long line. */
	char *p;
	memcpy(extradata_no_nl, extradata, sizeof(extradata));
	extradata_ptr = extradata_no_nl;
	for (p = extradata_no_nl;
	*p && (p = strchr(p, '\n')) != NULL; p++)
	p = ' ';/ Replace '\n' with ' ' a space character. */
	} else
	extradata_ptr = extradata;

	assert(NULL != (buff = malloc(uusize + 1024 * 1024)));
	if (buff == NULL)
	return;
	for (extra = 0; extra <= 64; extra = extra==0?1:extra*2) {
	char *p = buff;

	size = extra * 1024;
	/* Add extra text size of which is from 1K bytes to
	* 64Kbytes before uuencoded data. */
	while (size) {
	if (size > sizeof(extradata)-1) {
	memcpy(p, extradata_ptr, sizeof(extradata)-1);
	p += sizeof(extradata)-1;
	size -= sizeof(extradata)-1;
	} else {
	memcpy(p, extradata_ptr, size-1);
	p += size-1;
	p++ = '\n';/ the last of extra text must have
	* '\n' character. */
	break;
	}
	}
	memcpy(p, uudata, uusize);
	size = extra * 1024 + uusize;

	assert((a = archive_read_new()) != NULL);
	assertEqualIntA(a, ARCHIVE_OK,
	archive_read_support_filter_all(a));
	assertEqualIntA(a, ARCHIVE_OK,
	archive_read_support_format_all(a));
	assertEqualIntA(a, ARCHIVE_OK,
	read_open_memory(a, buff, size, 2));
	assertEqualIntA(a, ARCHIVE_OK,
	archive_read_next_header(a, &ae));
	failure("archive_filter_name(a, 0)=\"%s\""
	"extra %d, NL %d",
	archive_filter_name(a, 0), extra, !no_nl);
	assertEqualInt(archive_filter_code(a, 0),
	ARCHIVE_FILTER_COMPRESS);
	failure("archive_format_name(a)=\"%s\""
	"extra %d, NL %d",
	archive_format_name(a), extra, !no_nl);
	assertEqualInt(archive_format(a),
	ARCHIVE_FORMAT_TAR_USTAR);
	assertEqualIntA(a, ARCHIVE_OK, archive_read_close(a));
	assertEqualInt(ARCHIVE_OK, archive_read_free(a));
	}

	/* UUdecode bidder shouldn't scan too much data; make sure it
	* fails if we put 512k of data before the start. */
	size = 512 * 1024;
	for (extra = 0; (size_t)extra < size; ++extra)
	buff[extra + 1024] = buff[extra];
	buff[size - 1] = '\n';
	memcpy(buff + size, uudata, uusize);
	size += uusize;
	assert((a = archive_read_new()) != NULL);
	assertEqualIntA(a, ARCHIVE_OK,
	archive_read_support_filter_all(a));
	assertEqualIntA(a, ARCHIVE_OK,
	archive_read_support_format_all(a));
	assertEqualIntA(a, ARCHIVE_FATAL,
	read_open_memory(a, buff, size, 2));
	assertEqualInt(ARCHIVE_OK, archive_read_free(a));

	free(buff);
	}

	DEFINE_TEST(test_read_filter_uudecode)
	{
	/* Read the traditional uuencoded data. */
	test_read_uu_sub(archive, sizeof(archive)-1, 0);
	/* Read the traditional uuencoded data with very long line extra
	* data in front of it. */
	test_read_uu_sub(archive, sizeof(archive)-1, 1);
	}

	DEFINE_TEST(test_read_filter_uudecode_base64)
	{
	/* Read the Base64 uuencoded data. */
	test_read_uu_sub(archive64, sizeof(archive64)-1, 0);
	/* Read the Base64 uuencoded data with very long line extra data
	* in front of it. */
	test_read_uu_sub(archive64, sizeof(archive64)-1, 1);
	}