| /* 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> |
| |
| #include "test_shared.h" |
| |
| #include <gtest/gtest.h> |
| |
| TEST(deflate_quick, block_open) { |
| PREFIX3(stream) strm; |
| int err; |
| |
| memset(&strm, 0, sizeof(strm)); |
| err = PREFIX(deflateInit2)(&strm, 1, Z_DEFLATED, -15, 1, Z_FILTERED); |
| EXPECT_EQ(err, Z_OK); |
| |
| z_const unsigned char next_in[495] = |
| "\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; |
| err = PREFIX(deflate)(&strm, Z_FINISH); |
| if (err == Z_STREAM_END) |
| break; |
| EXPECT_EQ(err, Z_OK); |
| } |
| uint32_t compressed_size = (uint32_t)(strm.next_out - next_out); |
| |
| err = PREFIX(deflateEnd)(&strm); |
| EXPECT_EQ(err, Z_OK); |
| |
| memset(&strm, 0, sizeof(strm)); |
| err = PREFIX(inflateInit2)(&strm, -15); |
| EXPECT_EQ(err, Z_OK); |
| |
| 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); |
| |
| err = PREFIX(inflate)(&strm, Z_NO_FLUSH); |
| EXPECT_EQ(err, Z_STREAM_END); |
| |
| err = PREFIX(inflateEnd)(&strm); |
| EXPECT_EQ(err, Z_OK); |
| |
| EXPECT_TRUE(memcmp(uncompressed, next_in, sizeof(uncompressed)) == 0); |
| } |