diff options
Diffstat (limited to 'src/zlib-ng/test')
| -rw-r--r-- | src/zlib-ng/test/GH-751/test.txt | 1 | ||||
| -rw-r--r-- | src/zlib-ng/test/Makefile.in | 6 | ||||
| -rwxr-xr-x | src/zlib-ng/test/abicheck.sh | 10 | ||||
| -rw-r--r-- | src/zlib-ng/test/deflate_quick_bi_valid.c | 85 | ||||
| -rw-r--r-- | src/zlib-ng/test/deflate_quick_block_open.c | 110 | ||||
| -rw-r--r-- | src/zlib-ng/test/example.c | 5 | ||||
| -rw-r--r-- | src/zlib-ng/test/fuzz/example_dict_fuzzer.c | 2 | ||||
| -rw-r--r-- | src/zlib-ng/test/fuzz/example_flush_fuzzer.c | 2 | ||||
| -rw-r--r-- | src/zlib-ng/test/fuzz/example_small_fuzzer.c | 2 | ||||
| -rw-r--r-- | src/zlib-ng/test/fuzz/minigzip_fuzzer.c | 15 | ||||
| -rw-r--r-- | src/zlib-ng/test/hash_head_0.c | 110 | ||||
| -rw-r--r-- | src/zlib-ng/test/minigzip.c | 21 | ||||
| -rw-r--r-- | src/zlib-ng/test/switchlevels.c | 20 |
13 files changed, 361 insertions, 28 deletions
diff --git a/src/zlib-ng/test/GH-751/test.txt b/src/zlib-ng/test/GH-751/test.txt new file mode 100644 index 0000000..ef2143e --- /dev/null +++ b/src/zlib-ng/test/GH-751/test.txt @@ -0,0 +1 @@ +abcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabcabca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c diff --git a/src/zlib-ng/test/Makefile.in b/src/zlib-ng/test/Makefile.in index 439ba7d..97b8be7 100644 --- a/src/zlib-ng/test/Makefile.in +++ b/src/zlib-ng/test/Makefile.in @@ -91,7 +91,7 @@ CVE-2003-0107$(EXE): CVE-2003-0107.o $(CC) $(CFLAGS) -o $@ CVE-2003-0107.o $(TEST_LDFLAGS) .PHONY: ghtests -ghtests: testGH-361 testGH-364 +ghtests: testGH-361 testGH-364 testGH-751 .PHONY: testGH-361 testGH-361: @@ -104,6 +104,10 @@ switchlevels$(EXE): $(SRCDIR)/switchlevels.c testGH-364: switchlevels$(EXE) $(QEMU_RUN) ./switchlevels$(EXE) 1 5 9 3 <$(SRCDIR)/GH-364/test.bin >/dev/null +.PHONY: testGH-751 +testGH-751: + $(QEMU_RUN) ../minigzip$(EXE) <$(SRCDIR)/GH-751/test.txt | $(QEMU_RUN) ../minigzip$(EXE) -d >/dev/null + clean: rm -f *.o *.gcda *.gcno *.gcov rm -f CVE-2003-0107$(EXE) switchlevels$(EXE) diff --git a/src/zlib-ng/test/abicheck.sh b/src/zlib-ng/test/abicheck.sh index 8c63b31..89199a5 100755 --- a/src/zlib-ng/test/abicheck.sh +++ b/src/zlib-ng/test/abicheck.sh @@ -75,7 +75,7 @@ else # but until that bright, shining day, use some # random recent SHA. Annoyingly, can't shorten it. ABI_GIT_REPO=https://github.com/zlib-ng/zlib-ng.git - ABI_GIT_COMMIT=1d2504ddc4894786fdf61d41a9bfa435cd8b1935 + ABI_GIT_COMMIT=56ce27343bf295ae9457f8e3d38ec96d2f949a1c fi # FIXME: even when using a tag, check the hash. @@ -91,11 +91,11 @@ then *-m32*) M32="-m32";; *) M32="";; esac -else - # Canonicalize CHOST to work around bug in original - # zlib's configure - export CHOST=$(sh $TESTDIR/../tools/config.sub $CHOST) fi + +# Canonicalize CHOST to work around bug in original zlib's configure +export CHOST=$(sh $TESTDIR/../tools/config.sub $CHOST) + if test "$CHOST" = "" then echo "abicheck: SKIP, as we don't know CHOST" diff --git a/src/zlib-ng/test/deflate_quick_bi_valid.c b/src/zlib-ng/test/deflate_quick_bi_valid.c new file mode 100644 index 0000000..d27e0b1 --- /dev/null +++ b/src/zlib-ng/test/deflate_quick_bi_valid.c @@ -0,0 +1,85 @@ +/* Generated by fuzzing - test bi_valid handling in deflate_quick(). */ + +#include "zbuild.h" +#ifdef ZLIB_COMPAT +# include "zlib.h" +#else +# include "zlib-ng.h" +#endif + +#include <stdio.h> +#include <stdlib.h> +#include <string.h> + +int main() { + PREFIX3(stream) strm; + memset(&strm, 0, sizeof(strm)); + + int ret = PREFIX(deflateInit2)(&strm, 1, Z_DEFLATED, 31, 1, Z_FILTERED); + if (ret != Z_OK) { + fprintf(stderr, "deflateInit2() failed with code %d\n", ret); + return EXIT_FAILURE; + } + + z_const unsigned char next_in[554] = + "\x8d\xff\xff\xff\xa2\x00\x00\xff\x00\x15\x1b\x1b\xa2\xa2\xaf\xa2" + "\xa2\x00\x00\x00\x02\x00\x1b\x3f\x00\x00\x01\x00\x00\x00\x00\x0b" + "\x00\xab\x00\x00\x00\x00\x01\x00\x01\x2b\x01\x00\x00\x00\x00\x00" + "\x00\x01\x1e\x00\x00\x01\x40\x00\x00\x00\x07\x01\x18\x00\x22\x00" + "\x00\x00\xfd\x39\xff\x00\x00\x00\x1b\xfd\x3b\x00\x68\x00\x00\x01" + "\xff\xff\xff\x57\xf8\x1e\x00\x00\xf2\xf2\xf2\xf2\xfa\xff\xff\xff" + "\xff\x7e\x00\x00\x4a\x00\xc5\x00\x41\x00\x00\x00\x01\x01\x00\x00" + "\x00\x02\x01\x01\x00\xa2\x08\x00\x00\x00\x00\x27\x4a\x4a\x4a\x32" + "\x00\xf9\xff\x00\x02\x9a\xff\x00\x00\x3f\x50\x00\x03\x00\x00\x00" + "\x3d\x00\x08\x2f\x20\x00\x23\x00\x00\x00\x00\x23\x00\xff\xff\xff" + "\xff\xff\xff\xff\x7a\x7a\x9e\xff\xff\x00\x1b\x1b\x04\x00\x1b\x1b" + "\x1b\x1b\x00\x00\x00\xaf\xad\xaf\x00\x00\xa8\x00\x00\x00\x2e\xff" + "\xff\x2e\xc1\x00\x10\x00\x00\x00\x06\x70\x00\x00\x00\xda\x67\x01" + "\x47\x00\x00\x00\x0c\x02\x00\x00\x00\x00\x00\xff\x00\x01\x00\x3f" + "\x54\x00\x00\x00\x1b\x00\x00\x00\x5c\x00\x00\x34\x3e\xc5\x00\x00" + "\x00\x00\x00\x04\x00\x00\x7a\x00\x00\x00\x0a\x01\x00\x00\x00\x00" + "\x00\x00\x7a\x7a\x7a\x7a\x7a\x00\x00\x00\x40\x1b\x1b\x88\x1b\x1b" + "\x1b\x1b\x1b\x1b\x1b\x1f\x1b\x00\x00\x00\x00\x00\x0b\x00\x00\x00" + "\x00\x04\x00\x00\x50\x3e\x7a\x7a\x00\x00\x40\x00\x40\x00\x00\x00" + "\x00\x00\x00\x08\x87\x00\x00\xff\xff\xff\x00\x00\x00\x00\x00\x00" + "\x01\x00\xff\x3d\x00\x11\x4d\x00\x00\x01\xd4\xd4\xd4\xd4\x2d\xd4" + "\xd4\xff\xff\xff\xfa\x01\xd4\x00\xd4\x00\x00\xd4\xd4\xd4\xd4\xd4" + "\xd4\x1e\x1e\x1e\x1e\x00\x00\xfe\xf9\x1e\x1e\x1e\x1e\x1e\x1e\x00" + "\x16\xd4\xd4\xd4\xd4\xd4\xd4\xd4\xd4\xd4\x00\x00\x80\x20\x00\x00" + "\xff\x2b\x2b\x2b\x2b\x35\xd4\xd4\x47\x3f\xd4\xd4\xd6\xd4\xd4\x00" + "\x00\x00\x00\x00\x32\x4a\x4a\x4a\x4a\x71\x00\x1b\x1b\x1b\x1b\x1b" + "\x1f\x1b\x1b\x1b\x57\x57\x57\x57\x00\x00\x1b\x08\x2b\x16\xc3\x00" + "\x00\x00\x29\x30\x03\xff\x03\x03\x03\x03\x07\x00\x00\x01\x0b\xff" + "\xff\xf5\xf5\xf5\x00\x00\xfe\xfa\x0f\x0f\x08\x00\xff\x00\x53\x3f" + "\x00\x04\x5d\xa8\x2e\xff\xff\x00\x2f\x2f\x05\xff\xff\xff\x2f\x2f" + "\x2f\x0a\x0a\x0a\x0a\x30\xff\xff\xff\xf0\x0a\x0a\x0a\x00\xff\x3f" + "\x4f\x00\x00\x00\x00\x08\x00\x00\x71\x00\x2e\x00\x00\x00\x00\x00" + "\x71\x71\x00\x71\x71\x71\xf5\x00\x00\x00\x00\x00\x00\x00\xf8\xff" + "\xff\xff\x00\x00\x00\x00\x00\xdb\x3f\x00\xfa\x71\x71\x71\x00\x00" + "\x00\x01\x00\x00\x00\x71\x71\x71\x71\x71"; + strm.next_in = next_in; + unsigned char next_out[1236]; + strm.next_out = next_out; + + strm.avail_in = 554; + strm.avail_out = 31; + ret = PREFIX(deflate)(&strm, Z_FINISH); + if (ret != Z_OK) { + fprintf(stderr, "deflate() failed with code %d\n", ret); + return EXIT_FAILURE; + } + + strm.avail_in = 0; + strm.avail_out = 498; + ret = PREFIX(deflate)(&strm, Z_FINISH); + if (ret != Z_STREAM_END) { + fprintf(stderr, "deflate() failed with code %d\n", ret); + return EXIT_FAILURE; + } + + ret = PREFIX(deflateEnd)(&strm); + if (ret != Z_OK) { + fprintf(stderr, "deflateEnd() failed with code %d\n", ret); + return EXIT_FAILURE; + } +} diff --git a/src/zlib-ng/test/deflate_quick_block_open.c b/src/zlib-ng/test/deflate_quick_block_open.c new file mode 100644 index 0000000..9526533 --- /dev/null +++ b/src/zlib-ng/test/deflate_quick_block_open.c @@ -0,0 +1,110 @@ +/* Generated by fuzzing - test block_open handling in deflate_quick(). */ + +#include "zbuild.h" +#ifdef ZLIB_COMPAT +# include "zlib.h" +#else +# include "zlib-ng.h" +#endif + +#include <stdio.h> +#include <stdlib.h> +#include <string.h> + +int main() { + PREFIX3(stream) strm; + + memset(&strm, 0, sizeof(strm)); + int ret = PREFIX(deflateInit2)(&strm, 1, Z_DEFLATED, -15, 1, Z_FILTERED); + if (ret != Z_OK) { + fprintf(stderr, "deflateInit2() failed with code %d\n", ret); + return EXIT_FAILURE; + } + + z_const unsigned char next_in[494] = + "\x1d\x1d\x00\x00\x00\x4a\x4a\x4a\xaf\xaf\xaf\xaf\x4a\x4a\x4a\x4a" + "\x3f\x3e\xaf\xff\xff\xff\x11\xff\xff\xff\xff\xdf\x00\x00\x00\x01" + "\x3f\x7d\x00\x50\x00\x00\xc8\x01\x2b\x60\xc8\x00\x24\x06\xff\xff" + "\x4a\x4e\x4a\x7d\xc8\x01\xf1\x2b\x28\xb2\xb2\x60\x25\xc8\x06\x00" + "\x00\x00\x31\x00\x01\xb2\xb2\xb2\xff\xff\xfd\xb2\xb2\x40\xff\x7d" + "\x3b\x34\x3e\xff\xff\x4a\x4a\x01\xf1\xff\x02\xff\x3f\xff\x02\xff" + "\xff\xff\xbf\x0a\xff\x00\x01\x3f\xb3\xff\x26\x00\x00\x13\x00\xc8" + "\x3e\x3e\x3e\x4a\x76\x4a\x4a\x2e\x7d\x3e\x3e\x3e\x3e\x1d\x1d\x1d" + "\xfe\xea\xef\x80\x01\x00\x00\x40\x00\x00\xba\x00\x06\xfa\xb9\x11" + "\xbf\x98\xee\x45\x7e\x04\x00\xff\xff\xff\x67\xc3\xc3\xc3\xc3\x00" + "\x1d\x1d\xe1\xe3\x00\xc3\x1d\x98\x1d\x1d\x1d\x1d\x1d\x00\x00\x00" + "\x02\x00\x00\x00\xe8\x00\x00\x1d\x1d\x1d\xfa\x1e\x12\xff\xff\xff" + "\x00\x01\xa7\xff\xff\xff\x1d\x1d\x1d\x63\xff\xff\xff\x1f\x00\x00" + "\x10\x40\x00\x00\xad\xff\xff\x3f\x51\x00\xf8\xff\xff\x8a\x01\x05" + "\x00\x00\x03\x00\x00\xff\x00\x00\x00\x05\x40\x1f\x08\x0a\x00\xff" + "\xff\x01\x00\x12\x00\x00\x01\x00\x3f\x40\x1d\x1d\x1d\x1d\x1d\x1d" + "\x21\x00\x1d\x00\x00\x00\xe4\x00\x00\x00\x07\x00\x00\xe6\xe6\x34" + "\xe6\xe6\xe6\xe6\xff\x2b\xee\x1d\x1d\x1d\x93\x1d\x1d\x1d\xee\x2b" + "\xee\x01\x81\x1d\x00\x00\x58\x00\x00\x01\x14\x00\x1b\x00\x00\x2c" + "\x00\x00\x00\xdb\x00\x45\x7e\x00\x00\x00\xfb\xbd\x00\x06\x21\xd3" + "\x00\xff\xff\xff\xff\xff\x00\x49\x49\xc9\x49\x3d\x00\x34\x01\x00" + "\x00\x6a\x2b\x00\x00\x50\x40\xf0\xf0\xf0\xf0\xa3\xa3\xa3\xa3\xf0" + "\xf0\x06\xfa\xa9\x01\x10\xbf\x98\x9d\x2b\xee\x2d\x21\x01\xdb\x00" + "\x45\x10\x00\x00\x7e\x00\x00\xe7\x00\xff\xff\x00\xf6\x00\x00\x00" + "\xf9\x00\x00\x00\x11\x00\x00\x00\xe2\x00\x00\x00\x2d\x00\x00\x00" + "\x2f\x00\x3f\x54\x1d\x1d\x1d\x4c\x4c\x4c\x4c\x2a\x4c\x4c\x10\xff" + "\xff\x1a\x00\x00\x01\xff\x00\xff\xf9\x00\x3f\x53\xcc\xcc\xcc\xcc" + "\x6e\x00\x00\x01\xf8\xff\xff\xff\x49\x04\x2c\x01\x00\x1d\x00\x07" + "\x01\xff\x00\x00\x00\xf8\xff\x09\x00\x27\x00\x08\x21\x1c\x00\x00" + "\x00\x00\x1d\x05\x00\x00\x00\x2c\x53\x3f\x00\x01\x00\x00\xe6\xff" + "\xff\xff\x6a\x2b\xee\xe6\x6a\x2b\xee\x2b\xee\xee\x2b\xee"; + strm.next_in = next_in; + unsigned char next_out[1116]; + strm.next_out = next_out; + + strm.avail_in = sizeof(next_in); + while (1) { + strm.avail_out = (uint32_t)(next_out + sizeof(next_out) - strm.next_out); + if (strm.avail_out > 38) + strm.avail_out = 38; + ret = PREFIX(deflate)(&strm, Z_FINISH); + if (ret == Z_STREAM_END) + break; + if (ret != Z_OK) { + fprintf(stderr, "deflate() failed with code %d\n", ret); + return EXIT_FAILURE; + } + } + uint32_t compressed_size = (uint32_t)(strm.next_out - next_out); + + ret = PREFIX(deflateEnd)(&strm); + if (ret != Z_OK) { + fprintf(stderr, "deflateEnd() failed with code %d\n", ret); + return EXIT_FAILURE; + } + + memset(&strm, 0, sizeof(strm)); + ret = PREFIX(inflateInit2)(&strm, -15); + if (ret != Z_OK) { + fprintf(stderr, "inflateInit2() failed with code %d\n", ret); + return EXIT_FAILURE; + } + + strm.next_in = next_out; + strm.avail_in = compressed_size; + unsigned char uncompressed[sizeof(next_in)]; + strm.next_out = uncompressed; + strm.avail_out = sizeof(uncompressed); + + ret = PREFIX(inflate)(&strm, Z_NO_FLUSH); + if (ret != Z_STREAM_END) { + fprintf(stderr, "inflate() failed with code %d\n", ret); + return EXIT_FAILURE; + } + + ret = PREFIX(inflateEnd)(&strm); + if (ret != Z_OK) { + fprintf(stderr, "inflateEnd() failed with code %d\n", ret); + return EXIT_FAILURE; + } + + if (memcmp(uncompressed, next_in, sizeof(uncompressed)) != 0) { + fprintf(stderr, "Uncompressed data differs from the original\n"); + return EXIT_FAILURE; + } +} diff --git a/src/zlib-ng/test/example.c b/src/zlib-ng/test/example.c index 4010c91..97ca002 100644 --- a/src/zlib-ng/test/example.c +++ b/src/zlib-ng/test/example.c @@ -909,6 +909,11 @@ void test_deflate_set_header(unsigned char *compr, size_t comprLen) { size_t len = strlen(hello)+1; + if (head == NULL) { + printf("out of memory\n"); + exit(1); + } + c_stream.zalloc = zalloc; c_stream.zfree = zfree; c_stream.opaque = (voidpf)0; diff --git a/src/zlib-ng/test/fuzz/example_dict_fuzzer.c b/src/zlib-ng/test/fuzz/example_dict_fuzzer.c index 3245c2b..027c9a8 100644 --- a/src/zlib-ng/test/fuzz/example_dict_fuzzer.c +++ b/src/zlib-ng/test/fuzz/example_dict_fuzzer.c @@ -79,7 +79,7 @@ void test_dict_deflate(unsigned char **compr, size_t *comprLen) { c_stream.next_out = *compr; c_stream.avail_out = (unsigned int)(*comprLen); - c_stream.next_in = data; + c_stream.next_in = (z_const unsigned char *)data; c_stream.avail_in = (uint32_t)dataLen; err = PREFIX(deflate)(&c_stream, Z_FINISH); diff --git a/src/zlib-ng/test/fuzz/example_flush_fuzzer.c b/src/zlib-ng/test/fuzz/example_flush_fuzzer.c index 9ed42b7..81ec7e3 100644 --- a/src/zlib-ng/test/fuzz/example_flush_fuzzer.c +++ b/src/zlib-ng/test/fuzz/example_flush_fuzzer.c @@ -40,7 +40,7 @@ void test_flush(unsigned char *compr, z_size_t *comprLen) { err = PREFIX(deflateInit)(&c_stream, Z_DEFAULT_COMPRESSION); CHECK_ERR(err, "deflateInit"); - c_stream.next_in = (const unsigned char *)data; + c_stream.next_in = (z_const unsigned char *)data; c_stream.next_out = compr; c_stream.avail_in = 3; c_stream.avail_out = (unsigned int)*comprLen; diff --git a/src/zlib-ng/test/fuzz/example_small_fuzzer.c b/src/zlib-ng/test/fuzz/example_small_fuzzer.c index df8426c..d02a812 100644 --- a/src/zlib-ng/test/fuzz/example_small_fuzzer.c +++ b/src/zlib-ng/test/fuzz/example_small_fuzzer.c @@ -40,7 +40,7 @@ void test_deflate(unsigned char *compr, size_t comprLen) { err = PREFIX(deflateInit)(&c_stream, Z_DEFAULT_COMPRESSION); CHECK_ERR(err, "deflateInit"); - c_stream.next_in = (const unsigned char *)data; + c_stream.next_in = (z_const unsigned char *)data; c_stream.next_out = compr; while (c_stream.total_in != len && c_stream.total_out < comprLen) { diff --git a/src/zlib-ng/test/fuzz/minigzip_fuzzer.c b/src/zlib-ng/test/fuzz/minigzip_fuzzer.c index 92ccedc..7c5d3ef 100644 --- a/src/zlib-ng/test/fuzz/minigzip_fuzzer.c +++ b/src/zlib-ng/test/fuzz/minigzip_fuzzer.c @@ -13,6 +13,7 @@ */ #define _POSIX_SOURCE 1 /* This file needs POSIX for fileno(). */ +#define _POSIX_C_SOURCE 200112 /* For snprintf(). */ #include "zbuild.h" #ifdef ZLIB_COMPAT @@ -31,10 +32,6 @@ # include <sys/stat.h> #endif -#ifndef UNALIGNED_OK -# include <malloc.h> -#endif - #if defined(_WIN32) || defined(__CYGWIN__) # include <fcntl.h> # include <io.h> @@ -270,7 +267,7 @@ int LLVMFuzzerTestOneInput(const uint8_t *data, size_t dataLen) { /* Compression level: [0..9]. */ outmode[2] = data[0] % 10; - switch (data[0] % 4) { + switch (data[dataLen-1] % 6) { default: case 0: outmode[3] = 0; @@ -287,6 +284,14 @@ int LLVMFuzzerTestOneInput(const uint8_t *data, size_t dataLen) { /* compress with Z_RLE */ outmode[3] = 'R'; break; + case 4: + /* compress with Z_FIXED */ + outmode[3] = 'F'; + break; + case 5: + /* direct */ + outmode[3] = 'T'; + break; } file_compress(inFileName, outmode); diff --git a/src/zlib-ng/test/hash_head_0.c b/src/zlib-ng/test/hash_head_0.c new file mode 100644 index 0000000..128ae34 --- /dev/null +++ b/src/zlib-ng/test/hash_head_0.c @@ -0,0 +1,110 @@ +/* Generated by fuzzing - test hash_head == 0 handling. */ + +#include "zbuild.h" +#ifdef ZLIB_COMPAT +# include "zlib.h" +#else +# include "zlib-ng.h" +#endif + +#include <stdio.h> +#include <stdlib.h> +#include <string.h> + +int main() { + PREFIX3(stream) strm; + memset(&strm, 0, sizeof(strm)); + + int ret = PREFIX(deflateInit2)(&strm, 1, Z_DEFLATED, -15, 4, Z_HUFFMAN_ONLY); + if (ret != Z_OK) { + fprintf(stderr, "deflateInit2() failed with code %d\n", ret); + return EXIT_FAILURE; + } + + unsigned char next_in[9698]; + memset(next_in, 0x30, sizeof(next_in)); + next_in[8193] = 0x00; + next_in[8194] = 0x00; + next_in[8195] = 0x00; + next_in[8199] = 0x8a; + strm.next_in = next_in; + unsigned char next_out[21572]; + strm.next_out = next_out; + + strm.avail_in = 0; + strm.avail_out = 1348; + ret = PREFIX(deflateParams(&strm, 3, Z_FILTERED)); + if (ret != Z_OK) { + fprintf(stderr, "deflateParams() failed with code %d\n", ret); + return EXIT_FAILURE; + } + + strm.avail_in = 6728; + strm.avail_out = 2696; + ret = PREFIX(deflate(&strm, Z_SYNC_FLUSH)); + if (ret != Z_OK) { + fprintf(stderr, "deflate() failed with code %d\n", ret); + return EXIT_FAILURE; + } + + strm.avail_in = 15; + strm.avail_out = 1348; + ret = PREFIX(deflateParams(&strm, 9, Z_FILTERED)); + if (ret != Z_OK) { + fprintf(stderr, "deflateParams() failed with code %d\n", ret); + return EXIT_FAILURE; + } + + strm.avail_in = 1453; + strm.avail_out = 1348; + ret = PREFIX(deflate(&strm, Z_FULL_FLUSH)); + if (ret != Z_OK) { + fprintf(stderr, "deflate() failed with code %d\n", ret); + return EXIT_FAILURE; + } + + strm.avail_in = next_in + sizeof(next_in) - strm.next_in; + strm.avail_out = next_out + sizeof(next_out) - strm.next_out; + ret = PREFIX(deflate)(&strm, Z_FINISH); + if (ret != Z_STREAM_END) { + fprintf(stderr, "deflate() failed with code %d\n", ret); + return EXIT_FAILURE; + } + uint32_t compressed_size = strm.next_out - next_out; + + ret = PREFIX(deflateEnd)(&strm); + if (ret != Z_OK) { + fprintf(stderr, "deflateEnd() failed with code %d\n", ret); + return EXIT_FAILURE; + } + + memset(&strm, 0, sizeof(strm)); + ret = PREFIX(inflateInit2)(&strm, -15); + if (ret != Z_OK) { + fprintf(stderr, "inflateInit2() failed with code %d\n", ret); + return EXIT_FAILURE; + } + + strm.next_in = next_out; + strm.avail_in = compressed_size; + unsigned char uncompressed[sizeof(next_in)]; + strm.next_out = uncompressed; + strm.avail_out = sizeof(uncompressed); + + ret = PREFIX(inflate)(&strm, Z_NO_FLUSH); + if (ret != Z_STREAM_END) { + fprintf(stderr, "inflate() failed with code %d\n", ret); + return EXIT_FAILURE; + } + + ret = PREFIX(inflateEnd)(&strm); + if (ret != Z_OK) { + fprintf(stderr, "inflateEnd() failed with code %d\n", ret); + return EXIT_FAILURE; + } + + if (memcmp(uncompressed, next_in, sizeof(uncompressed)) != 0) { + fprintf(stderr, "Uncompressed data differs from the original\n"); + return EXIT_FAILURE; + } +} diff --git a/src/zlib-ng/test/minigzip.c b/src/zlib-ng/test/minigzip.c index da45d48..29729f3 100644 --- a/src/zlib-ng/test/minigzip.c +++ b/src/zlib-ng/test/minigzip.c @@ -32,10 +32,6 @@ # include <sys/stat.h> #endif -#ifndef UNALIGNED_OK -# include <malloc.h> -#endif - #if defined(_WIN32) || defined(__CYGWIN__) # include <fcntl.h> # include <io.h> @@ -90,7 +86,7 @@ void error(const char *msg) { */ void gz_compress(FILE *in, gzFile out) { - char *buf = (char *)calloc(BUFLEN, 1); + char *buf; int len; int err; @@ -100,9 +96,16 @@ void gz_compress(FILE *in, gzFile out) { */ if (gz_compress_mmap(in, out) == Z_OK) return; #endif + buf = (char *)calloc(BUFLEN, 1); + if (buf == NULL) { + perror("out of memory"); + exit(1); + } + for (;;) { len = (int)fread(buf, 1, BUFLEN, in); if (ferror(in)) { + free(buf); perror("fread"); exit(1); } @@ -157,12 +160,18 @@ void gz_uncompress(gzFile in, FILE *out) { int len; int err; + if (buf == NULL) error("out of memory"); + for (;;) { len = PREFIX(gzread)(in, buf, BUFLENW); - if (len < 0) error (PREFIX(gzerror)(in, &err)); + if (len < 0) { + free(buf); + error(PREFIX(gzerror)(in, &err)); + } if (len == 0) break; if ((int)fwrite(buf, 1, (unsigned)len, out) != len) { + free(buf); error("failed fwrite"); } } diff --git a/src/zlib-ng/test/switchlevels.c b/src/zlib-ng/test/switchlevels.c index 1163575..0f85011 100644 --- a/src/zlib-ng/test/switchlevels.c +++ b/src/zlib-ng/test/switchlevels.c @@ -66,12 +66,6 @@ static int compress_chunk(PREFIX3(stream) *strm, int level, int size, int last) goto done; } - err = PREFIX(deflateParams)(strm, level, Z_DEFAULT_STRATEGY); - if (err != Z_OK) { - fprintf(stderr, "deflateParams() failed with code %d\n", err); - goto done; - } - compsize = 100 + 2 * PREFIX(deflateBound)(strm, size); buf = malloc(size + compsize); if (buf == NULL) { @@ -82,11 +76,21 @@ static int compress_chunk(PREFIX3(stream) *strm, int level, int size, int last) goto free_buf; } - strm->next_in = buf; - strm->avail_in = size; + /* Provide only output buffer to deflateParams(). It might need some space to flush the leftovers from the last + * deflate(), but we don't want it to compress anything new. */ + strm->next_in = NULL; + strm->avail_in = 0; strm->next_out = buf + size; strm->avail_out = compsize; + err = PREFIX(deflateParams)(strm, level, Z_DEFAULT_STRATEGY); + if (err != Z_OK) { + fprintf(stderr, "deflateParams() failed with code %d\n", err); + goto free_buf; + } + /* Provide input buffer to deflate(). */ + strm->next_in = buf; + strm->avail_in = size; err = PREFIX(deflate)(strm, last ? Z_FINISH : Z_SYNC_FLUSH); if ((!last && err != Z_OK) || (last && err != Z_STREAM_END)) { fprintf(stderr, "deflate() failed with code %d\n", err); |