[thirdparty/systemd.git] / src / journal / test-compress.c

/* SPDX-License-Identifier: LGPL-2.1+ */

#if HAVE_LZ4
#include <lz4.h>
#endif

#include "alloc-util.h"
#include "compress.h"
#include "fd-util.h"
#include "fileio.h"
#include "fs-util.h"
#include "macro.h"
#include "path-util.h"
#include "random-util.h"
#include "util.h"

#if HAVE_XZ
# define XZ_OK 0
#else
# define XZ_OK -EPROTONOSUPPORT
#endif

#if HAVE_LZ4
# define LZ4_OK 0
#else
# define LZ4_OK -EPROTONOSUPPORT
#endif

typedef int (compress_blob_t)(const void *src, uint64_t src_size,
                              void *dst, size_t dst_alloc_size, size_t *dst_size);
typedef int (decompress_blob_t)(const void *src, uint64_t src_size,
                                void **dst, size_t *dst_alloc_size,
                                size_t* dst_size, size_t dst_max);
typedef int (decompress_sw_t)(const void *src, uint64_t src_size,
                              void **buffer, size_t *buffer_size,
                              const void *prefix, size_t prefix_len,
                              uint8_t extra);

typedef int (compress_stream_t)(int fdf, int fdt, uint64_t max_bytes);
typedef int (decompress_stream_t)(int fdf, int fdt, uint64_t max_size);

#if HAVE_XZ || HAVE_LZ4
static void test_compress_decompress(int compression,
                                     compress_blob_t compress,
                                     decompress_blob_t decompress,
                                     const char *data,
                                     size_t data_len,
                                     bool may_fail) {
        char compressed[512];
        size_t csize, usize = 0;
        _cleanup_free_ char *decompressed = NULL;
        int r;

        log_info("/* testing %s %s blob compression/decompression */",
                 object_compressed_to_string(compression), data);

        r = compress(data, data_len, compressed, sizeof(compressed), &csize);
        if (r == -ENOBUFS) {
                log_info_errno(r, "compression failed: %m");
                assert_se(may_fail);
        } else {
                assert_se(r == 0);
                r = decompress(compressed, csize,
                               (void **) &decompressed, &usize, &csize, 0);
                assert_se(r == 0);
                assert_se(decompressed);
                assert_se(memcmp(decompressed, data, data_len) == 0);
        }

        r = decompress("garbage", 7,
                       (void **) &decompressed, &usize, &csize, 0);
        assert_se(r < 0);

        /* make sure to have the minimal lz4 compressed size */
        r = decompress("00000000\1g", 9,
                       (void **) &decompressed, &usize, &csize, 0);
        assert_se(r < 0);

        r = decompress("\100000000g", 9,
                       (void **) &decompressed, &usize, &csize, 0);
        assert_se(r < 0);

        memzero(decompressed, usize);
}

static void test_decompress_startswith(int compression,
                                       compress_blob_t compress,
                                       decompress_sw_t decompress_sw,
                                       const char *data,
                                       size_t data_len,
                                       bool may_fail) {

        char *compressed;
        _cleanup_free_ char *compressed1 = NULL, *compressed2 = NULL, *decompressed = NULL;
        size_t csize, usize = 0, len;
        int r;

        log_info("/* testing decompress_startswith with %s on %.20s text */",
                 object_compressed_to_string(compression), data);

#define BUFSIZE_1 512
#define BUFSIZE_2 20000

        compressed = compressed1 = malloc(BUFSIZE_1);
        assert_se(compressed1);
        r = compress(data, data_len, compressed, BUFSIZE_1, &csize);
        if (r == -ENOBUFS) {
                log_info_errno(r, "compression failed: %m");
                assert_se(may_fail);

                compressed = compressed2 = malloc(BUFSIZE_2);
                assert_se(compressed2);
                r = compress(data, data_len, compressed, BUFSIZE_2, &csize);
                assert(r == 0);
        }
        assert_se(r == 0);

        len = strlen(data);

        r = decompress_sw(compressed, csize, (void **) &decompressed, &usize, data, len, '\0');
        assert_se(r > 0);
        r = decompress_sw(compressed, csize, (void **) &decompressed, &usize, data, len, 'w');
        assert_se(r == 0);
        r = decompress_sw(compressed, csize, (void **) &decompressed, &usize, "barbarbar", 9, ' ');
        assert_se(r == 0);
        r = decompress_sw(compressed, csize, (void **) &decompressed, &usize, data, len - 1, data[len-1]);
        assert_se(r > 0);
        r = decompress_sw(compressed, csize, (void **) &decompressed, &usize, data, len - 1, 'w');
        assert_se(r == 0);
        r = decompress_sw(compressed, csize, (void **) &decompressed, &usize, data, len, '\0');
        assert_se(r > 0);
}

static void test_compress_stream(int compression,
                                 const char* cat,
                                 compress_stream_t compress,
                                 decompress_stream_t decompress,
                                 const char *srcfile) {

        _cleanup_close_ int src = -1, dst = -1, dst2 = -1;
        _cleanup_(unlink_tempfilep) char
                pattern[] = "/tmp/systemd-test.compressed.XXXXXX",
                pattern2[] = "/tmp/systemd-test.compressed.XXXXXX";
        int r;
        _cleanup_free_ char *cmd = NULL, *cmd2 = NULL;
        struct stat st = {};

        r = find_binary(cat, NULL);
        if (r < 0) {
                log_error_errno(r, "Skipping %s, could not find %s binary: %m", __func__, cat);
                return;
        }

        log_debug("/* testing %s compression */",
                  object_compressed_to_string(compression));

        log_debug("/* create source from %s */", srcfile);

        assert_se((src = open(srcfile, O_RDONLY|O_CLOEXEC)) >= 0);

        log_debug("/* test compression */");

        assert_se((dst = mkostemp_safe(pattern)) >= 0);

        assert_se(compress(src, dst, -1) == 0);

        if (cat) {
                assert_se(asprintf(&cmd, "%s %s | diff %s -", cat, pattern, srcfile) > 0);
                assert_se(system(cmd) == 0);
        }

        log_debug("/* test decompression */");

        assert_se((dst2 = mkostemp_safe(pattern2)) >= 0);

        assert_se(stat(srcfile, &st) == 0);

        assert_se(lseek(dst, 0, SEEK_SET) == 0);
        r = decompress(dst, dst2, st.st_size);
        assert_se(r == 0);

        assert_se(asprintf(&cmd2, "diff %s %s", srcfile, pattern2) > 0);
        assert_se(system(cmd2) == 0);

        log_debug("/* test faulty decompression */");

        assert_se(lseek(dst, 1, SEEK_SET) == 1);
        r = decompress(dst, dst2, st.st_size);
        assert_se(IN_SET(r, 0, -EBADMSG));

        assert_se(lseek(dst, 0, SEEK_SET) == 0);
        assert_se(lseek(dst2, 0, SEEK_SET) == 0);
        r = decompress(dst, dst2, st.st_size - 1);
        assert_se(r == -EFBIG);
}
#endif

#if HAVE_LZ4
static void test_lz4_decompress_partial(void) {
        char buf[20000];
        size_t buf_size = sizeof(buf), compressed;
        int r;
        _cleanup_free_ char *huge = NULL;

#define HUGE_SIZE (4096*1024)
        huge = malloc(HUGE_SIZE);
        memset(huge, 'x', HUGE_SIZE);
        memcpy(huge, "HUGE=", 5);

#if LZ4_VERSION_NUMBER >= 10700
        r = LZ4_compress_default(huge, buf, HUGE_SIZE, buf_size);
#else
        r = LZ4_compress_limitedOutput(huge, buf, HUGE_SIZE, buf_size);
#endif
        assert_se(r >= 0);
        compressed = r;
        log_info("Compressed %i → %zu", HUGE_SIZE, compressed);

        r = LZ4_decompress_safe(buf, huge, r, HUGE_SIZE);
        assert_se(r >= 0);
        log_info("Decompressed → %i", r);

        r = LZ4_decompress_safe_partial(buf, huge,
                                        compressed,
                                        12, HUGE_SIZE);
        assert_se(r >= 0);
        log_info("Decompressed partial %i/%i → %i", 12, HUGE_SIZE, r);

        /* We expect this to fail, because that's how current lz4 works. If this
         * call succeeds, then lz4 has been fixed, and we need to change our code.
         */
        r = LZ4_decompress_safe_partial(buf, huge,
                                        compressed,
                                        12, HUGE_SIZE-1);
        assert_se(r < 0);
        log_info("Decompressed partial %i/%i → %i", 12, HUGE_SIZE-1, r);
}
#endif

int main(int argc, char *argv[]) {
#if HAVE_XZ || HAVE_LZ4
        const char text[] =
                "text\0foofoofoofoo AAAA aaaaaaaaa ghost busters barbarbar FFF"
                "foofoofoofoo AAAA aaaaaaaaa ghost busters barbarbar FFF";

        /* The file to test compression on can be specified as the first argument */
        const char *srcfile = argc > 1 ? argv[1] : argv[0];

        char data[512] = "random\0";

        char huge[4096*1024];
        memset(huge, 'x', sizeof(huge));
        memcpy(huge, "HUGE=", 5);
        char_array_0(huge);

        log_set_max_level(LOG_DEBUG);

        random_bytes(data + 7, sizeof(data) - 7);

#if HAVE_XZ
        test_compress_decompress(OBJECT_COMPRESSED_XZ, compress_blob_xz, decompress_blob_xz,
                                 text, sizeof(text), false);
        test_compress_decompress(OBJECT_COMPRESSED_XZ, compress_blob_xz, decompress_blob_xz,
                                 data, sizeof(data), true);

        test_decompress_startswith(OBJECT_COMPRESSED_XZ,
                                   compress_blob_xz, decompress_startswith_xz,
                                   text, sizeof(text), false);
        test_decompress_startswith(OBJECT_COMPRESSED_XZ,
                                   compress_blob_xz, decompress_startswith_xz,
                                   data, sizeof(data), true);
        test_decompress_startswith(OBJECT_COMPRESSED_XZ,
                                   compress_blob_xz, decompress_startswith_xz,
                                   huge, sizeof(huge), true);

        test_compress_stream(OBJECT_COMPRESSED_XZ, "xzcat",
                             compress_stream_xz, decompress_stream_xz, srcfile);
#else
        log_info("/* XZ test skipped */");
#endif

#if HAVE_LZ4
        test_compress_decompress(OBJECT_COMPRESSED_LZ4, compress_blob_lz4, decompress_blob_lz4,
                                 text, sizeof(text), false);
        test_compress_decompress(OBJECT_COMPRESSED_LZ4, compress_blob_lz4, decompress_blob_lz4,
                                 data, sizeof(data), true);

        test_decompress_startswith(OBJECT_COMPRESSED_LZ4,
                                   compress_blob_lz4, decompress_startswith_lz4,
                                   text, sizeof(text), false);
        test_decompress_startswith(OBJECT_COMPRESSED_LZ4,
                                   compress_blob_lz4, decompress_startswith_lz4,
                                   data, sizeof(data), true);
        test_decompress_startswith(OBJECT_COMPRESSED_LZ4,
                                   compress_blob_lz4, decompress_startswith_lz4,
                                   huge, sizeof(huge), true);

        test_compress_stream(OBJECT_COMPRESSED_LZ4, "lz4cat",
                             compress_stream_lz4, decompress_stream_lz4, srcfile);

        test_lz4_decompress_partial();
#else
        log_info("/* LZ4 test skipped */");
#endif

        return 0;
#else
        return EXIT_TEST_SKIP;
#endif
}
Commit	Line	Data
53e1b683	1	/* SPDX-License-Identifier: LGPL-2.1+ */
843fecc0	2
349cc4a5	3	#if HAVE_LZ4
e3cc7fc4 ZJS	4	#include <lz4.h>
	5	#endif
	6
b5efdb8a	7	#include "alloc-util.h"
843fecc0	8	#include "compress.h"
3ffd4af2	9	#include "fd-util.h"
0d39fa9c	10	#include "fileio.h"
627d2bac	11	#include "fs-util.h"
843fecc0	12	#include "macro.h"
69847060	13	#include "path-util.h"
3df3e884	14	#include "random-util.h"
3ffd4af2	15	#include "util.h"
843fecc0	16
349cc4a5	17	#if HAVE_XZ
d89c8fdf ZJS	18	# define XZ_OK 0
	19	#else
	20	# define XZ_OK -EPROTONOSUPPORT
	21	#endif
	22
349cc4a5	23	#if HAVE_LZ4
d89c8fdf ZJS	24	# define LZ4_OK 0
	25	#else
	26	# define LZ4_OK -EPROTONOSUPPORT
	27	#endif
	28
	29	typedef int (compress_blob_t)(const void *src, uint64_t src_size,
5d6f46b6	30	void dst, size_t dst_alloc_size, size_t dst_size);
d89c8fdf	31	typedef int (decompress_blob_t)(const void *src, uint64_t src_size,
fa1c4b51 ZJS	32	void *dst, size_t dst_alloc_size,
fa1c4b51 ZJS	33	size_t* dst_size, size_t dst_max);
d89c8fdf	34	typedef int (decompress_sw_t)(const void *src, uint64_t src_size,
fa1c4b51 ZJS	35	void *buffer, size_t buffer_size,
fa1c4b51 ZJS	36	const void *prefix, size_t prefix_len,
d89c8fdf ZJS	37	uint8_t extra);
d89c8fdf ZJS	38
59f448cf LP	39	typedef int (compress_stream_t)(int fdf, int fdt, uint64_t max_bytes);
59f448cf LP	40	typedef int (decompress_stream_t)(int fdf, int fdt, uint64_t max_size);
d89c8fdf	41
349cc4a5	42	#if HAVE_XZ \|\| HAVE_LZ4
d89c8fdf ZJS	43	static void test_compress_decompress(int compression,
d89c8fdf ZJS	44	compress_blob_t compress,
c552d602 ZJS	45	decompress_blob_t decompress,
	46	const char *data,
	47	size_t data_len,
	48	bool may_fail) {
843fecc0	49	char compressed[512];
5d6f46b6	50	size_t csize, usize = 0;
d89c8fdf ZJS	51	_cleanup_free_ char *decompressed = NULL;
	52	int r;
	53
c552d602 ZJS	54	log_info("/* testing %s %s blob compression/decompression */",
	55	object_compressed_to_string(compression), data);
	56
5d6f46b6	57	r = compress(data, data_len, compressed, sizeof(compressed), &csize);
c552d602	58	if (r == -ENOBUFS) {
da927ba9	59	log_info_errno(r, "compression failed: %m");
787784c4	60	assert_se(may_fail);
c552d602	61	} else {
787784c4	62	assert_se(r == 0);
c552d602 ZJS	63	r = decompress(compressed, csize,
c552d602 ZJS	64	(void **) &decompressed, &usize, &csize, 0);
787784c4	65	assert_se(r == 0);
c552d602 ZJS	66	assert_se(decompressed);
	67	assert_se(memcmp(decompressed, data, data_len) == 0);
	68	}
d89c8fdf ZJS	69
	70	r = decompress("garbage", 7,
	71	(void **) &decompressed, &usize, &csize, 0);
787784c4	72	assert_se(r < 0);
d89c8fdf ZJS	73
	74	/* make sure to have the minimal lz4 compressed size */
	75	r = decompress("00000000\1g", 9,
	76	(void **) &decompressed, &usize, &csize, 0);
787784c4	77	assert_se(r < 0);
d89c8fdf ZJS	78
	79	r = decompress("\100000000g", 9,
	80	(void **) &decompressed, &usize, &csize, 0);
787784c4	81	assert_se(r < 0);
d89c8fdf ZJS	82
d89c8fdf ZJS	83	memzero(decompressed, usize);
843fecc0 RC	84	}
843fecc0 RC	85
d89c8fdf ZJS	86	static void test_decompress_startswith(int compression,
d89c8fdf ZJS	87	compress_blob_t compress,
c552d602 ZJS	88	decompress_sw_t decompress_sw,
	89	const char *data,
	90	size_t data_len,
	91	bool may_fail) {
d89c8fdf	92
ae5e1b19 ZJS	93	char *compressed;
	94	_cleanup_free_ char compressed1 = NULL, compressed2 = NULL, *decompressed = NULL;
	95	size_t csize, usize = 0, len;
c552d602	96	int r;
d89c8fdf	97
13e785f7	98	log_info("/* testing decompress_startswith with %s on %.20s text */",
c552d602 ZJS	99	object_compressed_to_string(compression), data);
c552d602 ZJS	100
ae5e1b19 ZJS	101	#define BUFSIZE_1 512
	102	#define BUFSIZE_2 20000
	103
	104	compressed = compressed1 = malloc(BUFSIZE_1);
	105	assert_se(compressed1);
	106	r = compress(data, data_len, compressed, BUFSIZE_1, &csize);
c552d602	107	if (r == -ENOBUFS) {
da927ba9	108	log_info_errno(r, "compression failed: %m");
787784c4	109	assert_se(may_fail);
ae5e1b19 ZJS	110
	111	compressed = compressed2 = malloc(BUFSIZE_2);
	112	assert_se(compressed2);
	113	r = compress(data, data_len, compressed, BUFSIZE_2, &csize);
	114	assert(r == 0);
c552d602	115	}
787784c4	116	assert_se(r == 0);
d89c8fdf	117
ae5e1b19 ZJS	118	len = strlen(data);
	119
	120	r = decompress_sw(compressed, csize, (void **) &decompressed, &usize, data, len, '\0');
	121	assert_se(r > 0);
	122	r = decompress_sw(compressed, csize, (void **) &decompressed, &usize, data, len, 'w');
	123	assert_se(r == 0);
	124	r = decompress_sw(compressed, csize, (void **) &decompressed, &usize, "barbarbar", 9, ' ');
	125	assert_se(r == 0);
	126	r = decompress_sw(compressed, csize, (void **) &decompressed, &usize, data, len - 1, data[len-1]);
	127	assert_se(r > 0);
	128	r = decompress_sw(compressed, csize, (void **) &decompressed, &usize, data, len - 1, 'w');
	129	assert_se(r == 0);
	130	r = decompress_sw(compressed, csize, (void **) &decompressed, &usize, data, len, '\0');
	131	assert_se(r > 0);
843fecc0 RC	132	}
843fecc0 RC	133
d89c8fdf ZJS	134	static void test_compress_stream(int compression,
	135	const char* cat,
	136	compress_stream_t compress,
	137	decompress_stream_t decompress,
	138	const char *srcfile) {
	139
355b59e2	140	_cleanup_close_ int src = -1, dst = -1, dst2 = -1;
627d2bac ZJS	141	_cleanup_(unlink_tempfilep) char
	142	pattern[] = "/tmp/systemd-test.compressed.XXXXXX",
	143	pattern2[] = "/tmp/systemd-test.compressed.XXXXXX";
355b59e2	144	int r;
69847060	145	_cleanup_free_ char cmd = NULL, cmd2 = NULL;
355b59e2 ZJS	146	struct stat st = {};
355b59e2 ZJS	147
69847060 LP	148	r = find_binary(cat, NULL);
	149	if (r < 0) {
	150	log_error_errno(r, "Skipping %s, could not find %s binary: %m", __func__, cat);
	151	return;
	152	}
	153
d89c8fdf ZJS	154	log_debug("/* testing %s compression */",
	155	object_compressed_to_string(compression));
	156
355b59e2 ZJS	157	log_debug("/* create source from %s */", srcfile);
	158
	159	assert_se((src = open(srcfile, O_RDONLY\|O_CLOEXEC)) >= 0);
	160
	161	log_debug("/* test compression */");
	162
646853bd	163	assert_se((dst = mkostemp_safe(pattern)) >= 0);
355b59e2	164
52754725	165	assert_se(compress(src, dst, -1) == 0);
355b59e2	166
d89c8fdf ZJS	167	if (cat) {
d89c8fdf ZJS	168	assert_se(asprintf(&cmd, "%s %s \| diff %s -", cat, pattern, srcfile) > 0);
52754725	169	assert_se(system(cmd) == 0);
d89c8fdf	170	}
355b59e2 ZJS	171
	172	log_debug("/* test decompression */");
	173
646853bd	174	assert_se((dst2 = mkostemp_safe(pattern2)) >= 0);
355b59e2 ZJS	175
	176	assert_se(stat(srcfile, &st) == 0);
	177
	178	assert_se(lseek(dst, 0, SEEK_SET) == 0);
d89c8fdf	179	r = decompress(dst, dst2, st.st_size);
0c0cdb06	180	assert_se(r == 0);
355b59e2 ZJS	181
	182	assert_se(asprintf(&cmd2, "diff %s %s", srcfile, pattern2) > 0);
	183	assert_se(system(cmd2) == 0);
	184
	185	log_debug("/* test faulty decompression */");
	186
	187	assert_se(lseek(dst, 1, SEEK_SET) == 1);
d89c8fdf	188	r = decompress(dst, dst2, st.st_size);
4c701096	189	assert_se(IN_SET(r, 0, -EBADMSG));
355b59e2 ZJS	190
	191	assert_se(lseek(dst, 0, SEEK_SET) == 0);
	192	assert_se(lseek(dst2, 0, SEEK_SET) == 0);
d89c8fdf	193	r = decompress(dst, dst2, st.st_size - 1);
0c0cdb06	194	assert_se(r == -EFBIG);
355b59e2	195	}
ccc717fa	196	#endif
355b59e2	197
349cc4a5	198	#if HAVE_LZ4
e3cc7fc4 ZJS	199	static void test_lz4_decompress_partial(void) {
	200	char buf[20000];
	201	size_t buf_size = sizeof(buf), compressed;
	202	int r;
ae5e1b19	203	_cleanup_free_ char *huge = NULL;
e3cc7fc4	204
ae5e1b19 ZJS	205	#define HUGE_SIZE (4096*1024)
	206	huge = malloc(HUGE_SIZE);
	207	memset(huge, 'x', HUGE_SIZE);
e3cc7fc4 ZJS	208	memcpy(huge, "HUGE=", 5);
e3cc7fc4 ZJS	209
777fe71f ZJS	210	#if LZ4_VERSION_NUMBER >= 10700
	211	r = LZ4_compress_default(huge, buf, HUGE_SIZE, buf_size);
	212	#else
ae5e1b19	213	r = LZ4_compress_limitedOutput(huge, buf, HUGE_SIZE, buf_size);
777fe71f	214	#endif
e3cc7fc4 ZJS	215	assert_se(r >= 0);
e3cc7fc4 ZJS	216	compressed = r;
ae5e1b19	217	log_info("Compressed %i → %zu", HUGE_SIZE, compressed);
e3cc7fc4	218
ae5e1b19	219	r = LZ4_decompress_safe(buf, huge, r, HUGE_SIZE);
e3cc7fc4 ZJS	220	assert_se(r >= 0);
	221	log_info("Decompressed → %i", r);
	222
	223	r = LZ4_decompress_safe_partial(buf, huge,
	224	compressed,
ae5e1b19	225	12, HUGE_SIZE);
e3cc7fc4	226	assert_se(r >= 0);
ae5e1b19	227	log_info("Decompressed partial %i/%i → %i", 12, HUGE_SIZE, r);
e3cc7fc4 ZJS	228
	229	/* We expect this to fail, because that's how current lz4 works. If this
	230	* call succeeds, then lz4 has been fixed, and we need to change our code.
	231	*/
	232	r = LZ4_decompress_safe_partial(buf, huge,
	233	compressed,
ae5e1b19	234	12, HUGE_SIZE-1);
e3cc7fc4	235	assert_se(r < 0);
ae5e1b19	236	log_info("Decompressed partial %i/%i → %i", 12, HUGE_SIZE-1, r);
e3cc7fc4 ZJS	237	}
	238	#endif
	239
843fecc0	240	int main(int argc, char *argv[]) {
349cc4a5	241	#if HAVE_XZ \|\| HAVE_LZ4
c552d602 ZJS	242	const char text[] =
	243	"text\0foofoofoofoo AAAA aaaaaaaaa ghost busters barbarbar FFF"
	244	"foofoofoofoo AAAA aaaaaaaaa ghost busters barbarbar FFF";
	245
3e216115 ZJS	246	/* The file to test compression on can be specified as the first argument */
	247	const char *srcfile = argc > 1 ? argv[1] : argv[0];
	248
c552d602	249	char data[512] = "random\0";
355b59e2	250
ae5e1b19 ZJS	251	char huge[4096*1024];
	252	memset(huge, 'x', sizeof(huge));
	253	memcpy(huge, "HUGE=", 5);
	254	char_array_0(huge);
	255
355b59e2 ZJS	256	log_set_max_level(LOG_DEBUG);
355b59e2 ZJS	257
c552d602 ZJS	258	random_bytes(data + 7, sizeof(data) - 7);
c552d602 ZJS	259
349cc4a5	260	#if HAVE_XZ
c552d602 ZJS	261	test_compress_decompress(OBJECT_COMPRESSED_XZ, compress_blob_xz, decompress_blob_xz,
	262	text, sizeof(text), false);
	263	test_compress_decompress(OBJECT_COMPRESSED_XZ, compress_blob_xz, decompress_blob_xz,
	264	data, sizeof(data), true);
ae5e1b19	265
c552d602 ZJS	266	test_decompress_startswith(OBJECT_COMPRESSED_XZ,
	267	compress_blob_xz, decompress_startswith_xz,
	268	text, sizeof(text), false);
	269	test_decompress_startswith(OBJECT_COMPRESSED_XZ,
	270	compress_blob_xz, decompress_startswith_xz,
	271	data, sizeof(data), true);
ae5e1b19 ZJS	272	test_decompress_startswith(OBJECT_COMPRESSED_XZ,
	273	compress_blob_xz, decompress_startswith_xz,
	274	huge, sizeof(huge), true);
	275
d89c8fdf	276	test_compress_stream(OBJECT_COMPRESSED_XZ, "xzcat",
3e216115	277	compress_stream_xz, decompress_stream_xz, srcfile);
d89c8fdf ZJS	278	#else
	279	log_info("/* XZ test skipped */");
	280	#endif
c552d602	281
349cc4a5	282	#if HAVE_LZ4
c552d602 ZJS	283	test_compress_decompress(OBJECT_COMPRESSED_LZ4, compress_blob_lz4, decompress_blob_lz4,
	284	text, sizeof(text), false);
	285	test_compress_decompress(OBJECT_COMPRESSED_LZ4, compress_blob_lz4, decompress_blob_lz4,
	286	data, sizeof(data), true);
ae5e1b19	287
c552d602 ZJS	288	test_decompress_startswith(OBJECT_COMPRESSED_LZ4,
	289	compress_blob_lz4, decompress_startswith_lz4,
	290	text, sizeof(text), false);
	291	test_decompress_startswith(OBJECT_COMPRESSED_LZ4,
	292	compress_blob_lz4, decompress_startswith_lz4,
	293	data, sizeof(data), true);
ae5e1b19 ZJS	294	test_decompress_startswith(OBJECT_COMPRESSED_LZ4,
	295	compress_blob_lz4, decompress_startswith_lz4,
	296	huge, sizeof(huge), true);
d89c8fdf	297
4b5bc539	298	test_compress_stream(OBJECT_COMPRESSED_LZ4, "lz4cat",
3e216115	299	compress_stream_lz4, decompress_stream_lz4, srcfile);
e3cc7fc4 ZJS	300
e3cc7fc4 ZJS	301	test_lz4_decompress_partial();
d89c8fdf ZJS	302	#else
	303	log_info("/* LZ4 test skipped */");
	304	#endif
843fecc0 RC	305
843fecc0 RC	306	return 0;
ccc717fa ZJS	307	#else
	308	return EXIT_TEST_SKIP;
	309	#endif
843fecc0	310	}