/src/flac/oss-fuzz/reencoder.cc

Source
/* Copyright 2019 Guido Vranken
 *
 * Permission is hereby granted, free of charge, to any person obtaining
 * a copy of this software and associated documentation files (the
 * "Software"), to deal in the Software without restriction, including
 * without limitation the rights to use, copy, modify, merge, publish,
 * distribute, sublicense, and/or sell copies of the Software, and to
 * permit persons to whom the Software is furnished to do so, subject
 * to the following conditions:
 *
 * The above copyright notice and this permission notice shall be
 * included in all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */

#include <cstddef>
#include <cstdint>
#include <limits>

#include <fuzzing/datasource/datasource.hpp>
#include <fuzzing/memory.hpp>

#include "FLAC++/encoder.h"
#include "FLAC++/decoder.h"
#include "FLAC++/metadata.h"
#include "common.h"

#define MAX_NUM_METADATA_BLOCKS 2048

namespace FLAC {
     namespace Encoder {
         class FuzzerStream : public Stream {
            private:
                // fuzzing::datasource::Datasource& ds;
            public:
                FuzzerStream(fuzzing::datasource::Datasource&) :
                    Stream() { }

                ::FLAC__StreamEncoderWriteStatus write_callback(const FLAC__byte buffer[], size_t bytes, uint32_t /* samples */, uint32_t /* current_frame */) override {
                    fuzzing::memory::memory_test(buffer, bytes);
                    return FLAC__STREAM_ENCODER_WRITE_STATUS_OK;
                }
         };
    }
    namespace Decoder {
        class FuzzerDecoder : public Stream {
        private:
            fuzzing::datasource::Datasource& ds;
            FLAC::Encoder::FuzzerStream& encoder;
        public:
            FuzzerDecoder(fuzzing::datasource::Datasource& dsrc, FLAC::Encoder::FuzzerStream& encoder_arg) :
                Stream(), ds(dsrc), encoder(encoder_arg) { }

            ::FLAC__StreamMetadata * metadata_blocks[MAX_NUM_METADATA_BLOCKS] = {0};
            int num_metadata_blocks = 0;

            void metadata_callback(const ::FLAC__StreamMetadata *metadata) override {
    if(num_metadata_blocks < MAX_NUM_METADATA_BLOCKS)
                  if((metadata_blocks[num_metadata_blocks] = FLAC__metadata_object_clone(metadata)) != NULL)
        num_metadata_blocks++;
            }

            ::FLAC__StreamDecoderReadStatus read_callback(FLAC__byte buffer[], size_t *bytes)  override {
                try {
                    const size_t maxCopySize = *bytes;

                    if ( maxCopySize > 0 ) {
                        /* memset just to test if this overwrites anything, and triggers ASAN */
                        memset(buffer, 0, maxCopySize);
                    }

                    const auto data = ds.GetData(0);
                    const auto dataSize = data.size();
                    const auto copySize = std::min(maxCopySize, dataSize);

                    if ( copySize > 0 ) {
                        memcpy(buffer, data.data(), copySize);
                    }

                    *bytes = copySize;

                    return FLAC__STREAM_DECODER_READ_STATUS_CONTINUE;
                } catch ( ... ) {
                        return FLAC__STREAM_DECODER_READ_STATUS_ABORT;
                }
            }

            ::FLAC__StreamDecoderWriteStatus write_callback(const ::FLAC__Frame *frame, const FLAC__int32 * const buffer[])  override {
                {
                    fuzzing::memory::memory_test(&(frame->header), sizeof(frame->header));
                    fuzzing::memory::memory_test(&(frame->footer), sizeof(frame->footer));
                }

                {
                    const auto numChannels = get_channels();
                    const size_t bytesPerChannel = frame->header.blocksize * sizeof(FLAC__int32);
                    for (size_t i = 0; i < numChannels; i++) {
                        fuzzing::memory::memory_test(buffer[i], bytesPerChannel);
                    }
                }

    /* Data is checked, now pass it towards encoder */
                if(encoder.get_state() == FLAC__STREAM_ENCODER_OK) {
                    if(encoder.get_channels() != get_channels())
                         return FLAC__STREAM_DECODER_WRITE_STATUS_ABORT;
                    if(encoder.get_bits_per_sample() != get_bits_per_sample())
                         return FLAC__STREAM_DECODER_WRITE_STATUS_ABORT;
                    encoder.process(buffer, frame->header.blocksize);
                    return FLAC__STREAM_DECODER_WRITE_STATUS_CONTINUE;
                }
                else
                    return FLAC__STREAM_DECODER_WRITE_STATUS_ABORT;
            }
            void error_callback(::FLAC__StreamDecoderErrorStatus status)  override {
                fuzzing::memory::memory_test(status);
            }
        };
    }
}

extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
    fuzzing::datasource::Datasource ds(data, size);
    FLAC::Encoder::FuzzerStream encoder(ds);
    FLAC::Decoder::FuzzerDecoder decoder(ds, encoder);

    try {
            const int channels = ds.Get<uint8_t>();
            const int bps = ds.Get<uint8_t>();
            encoder.set_channels(channels);
            encoder.set_bits_per_sample(bps);

        {
            const bool res = encoder.set_streamable_subset(ds.Get<bool>());
            fuzzing::memory::memory_test(res);
        }
        {
            const bool res = encoder.set_ogg_serial_number(ds.Get<long>());
            fuzzing::memory::memory_test(res);
        }
        {
            const bool res = encoder.set_verify(ds.Get<bool>());
            fuzzing::memory::memory_test(res);
        }
        {
            const bool res = encoder.set_compression_level(ds.Get<uint8_t>());
            fuzzing::memory::memory_test(res);
        }
        {
            const bool res = encoder.set_do_mid_side_stereo(ds.Get<bool>());
            fuzzing::memory::memory_test(res);
        }
        {
            const bool res = encoder.set_loose_mid_side_stereo(ds.Get<bool>());
            fuzzing::memory::memory_test(res);
        }
        {
            const bool res = encoder.set_max_lpc_order(ds.Get<uint8_t>());
            fuzzing::memory::memory_test(res);
        }
        {
            const bool res = encoder.set_qlp_coeff_precision(ds.Get<uint32_t>());
            fuzzing::memory::memory_test(res);
        }
        {
            const bool res = encoder.set_do_escape_coding(ds.Get<bool>());
            fuzzing::memory::memory_test(res);
        }
        {
            const bool res = encoder.set_min_residual_partition_order(ds.Get<uint32_t>());
            fuzzing::memory::memory_test(res);
        }
        {
            const bool res = encoder.set_max_residual_partition_order(ds.Get<uint32_t>());
            fuzzing::memory::memory_test(res);
        }
        {
            const bool res = encoder.set_total_samples_estimate(ds.Get<uint64_t>());
            fuzzing::memory::memory_test(res);
        }
        {
            const bool res = encoder.set_blocksize(ds.Get<uint16_t>());
            fuzzing::memory::memory_test(res);
        }
        {
            const bool res = encoder.set_limit_min_bitrate(ds.Get<bool>());
            fuzzing::memory::memory_test(res);
        }
        {
            const bool res = encoder.set_sample_rate(ds.Get<uint32_t>());
            fuzzing::memory::memory_test(res);
        }
        {
            const bool res = encoder.set_num_threads(ds.Get<uint32_t>());
            fuzzing::memory::memory_test(res);
        }

        decoder.set_metadata_respond_all();

        {
            ::FLAC__StreamDecoderInitStatus ret;
            if ( ds.Get<bool>() ) {
                ret = decoder.init();
            } else {
                ret = decoder.init_ogg();
            }

            if ( ret != FLAC__STREAM_DECODER_INIT_STATUS_OK ) {
                goto end;
            }

            decoder.process_until_end_of_metadata();
            if(decoder.num_metadata_blocks > 0)
                encoder.set_metadata(decoder.metadata_blocks, decoder.num_metadata_blocks);
        }

        {
            ::FLAC__StreamEncoderInitStatus ret;
            if ( ds.Get<bool>() ) {
                ret = encoder.init();
            } else {
                ret = encoder.init_ogg();
            }

            if ( ret != FLAC__STREAM_ENCODER_INIT_STATUS_OK ) {
                goto end;
            }
        }

  /* These sets must fail, because encoder is already initialized */
        {
            bool res = false;
            res = res || encoder.set_streamable_subset(true);
            res = res || encoder.set_ogg_serial_number(0);
            res = res || encoder.set_verify(true);
            res = res || encoder.set_compression_level(0);
            res = res || encoder.set_do_exhaustive_model_search(true);
            res = res || encoder.set_do_mid_side_stereo(true);
            res = res || encoder.set_loose_mid_side_stereo(true);
            res = res || encoder.set_apodization("test");
            res = res || encoder.set_max_lpc_order(0);
            res = res || encoder.set_qlp_coeff_precision(0);
            res = res || encoder.set_do_qlp_coeff_prec_search(true);
            res = res || encoder.set_do_escape_coding(true);
            res = res || encoder.set_min_residual_partition_order(0);
            res = res || encoder.set_max_residual_partition_order(0);
            res = res || encoder.set_rice_parameter_search_dist(0);
            res = res || encoder.set_total_samples_estimate(0);
            res = res || encoder.set_channels(channels);
            res = res || encoder.set_bits_per_sample(16);
            res = res || encoder.set_limit_min_bitrate(true);
            res = res || encoder.set_blocksize(3021);
            res = res || encoder.set_sample_rate(44100);
            res = res || (encoder.set_num_threads(4) == FLAC__STREAM_ENCODER_SET_NUM_THREADS_OK);
            fuzzing::memory::memory_test(res);
            if(res)
                abort();
        }


        {
            /* XORing values as otherwise compiler will optimize, apparently */
            bool res = false;
            res = res != encoder.get_streamable_subset();
            res = res != encoder.get_verify();
            res = res != encoder.get_do_exhaustive_model_search();
            res = res != encoder.get_do_mid_side_stereo();
            res = res != encoder.get_loose_mid_side_stereo();
            res = res != encoder.get_max_lpc_order();
            res = res != encoder.get_qlp_coeff_precision();
            res = res != encoder.get_do_qlp_coeff_prec_search();
            res = res != encoder.get_do_escape_coding();
            res = res != encoder.get_min_residual_partition_order();
            res = res != encoder.get_max_residual_partition_order();
            res = res != encoder.get_rice_parameter_search_dist();
            res = res != encoder.get_total_samples_estimate();
            res = res != encoder.get_channels();
            res = res != encoder.get_bits_per_sample();
            res = res != encoder.get_limit_min_bitrate();
            res = res != encoder.get_blocksize();
            res = res != encoder.get_sample_rate();
            res = res != encoder.get_num_threads();
            fuzzing::memory::memory_test(res);
        }

        decoder.process_until_end_of_stream();

    } catch ( ... ) { }

end:
    {
        const bool res = encoder.finish();
        fuzzing::memory::memory_test(res);
    }
    {
        const bool res = decoder.finish();
        fuzzing::memory::memory_test(res);
    }
    for(int i = 0; i < decoder.num_metadata_blocks; i++)
        FLAC__metadata_object_delete(decoder.metadata_blocks[i]);

    return 0;
}

Coverage Report

Created: 2026-01-10 06:59

Line	Count	Source
1		/* Copyright 2019 Guido Vranken
2		*
3		* Permission is hereby granted, free of charge, to any person obtaining
4		* a copy of this software and associated documentation files (the
5		* "Software"), to deal in the Software without restriction, including
6		* without limitation the rights to use, copy, modify, merge, publish,
7		* distribute, sublicense, and/or sell copies of the Software, and to
8		* permit persons to whom the Software is furnished to do so, subject
9		* to the following conditions:
10		*
11		* The above copyright notice and this permission notice shall be
12		* included in all copies or substantial portions of the Software.
13		*
14		* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
15		* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
16		* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
17		* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
18		* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
19		* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
20		* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
21		* SOFTWARE.
22		*/
23
24		#include <cstddef>
25		#include <cstdint>
26		#include <limits>
27
28		#include <fuzzing/datasource/datasource.hpp>
29		#include <fuzzing/memory.hpp>
30
31		#include "FLAC++/encoder.h"
32		#include "FLAC++/decoder.h"
33		#include "FLAC++/metadata.h"
34		#include "common.h"
35
36	46.8k	#define MAX_NUM_METADATA_BLOCKS 2048
37
38		namespace FLAC {
39		namespace Encoder {
40		class FuzzerStream : public Stream {
41		private:
42		// fuzzing::datasource::Datasource& ds;
43		public:
44		FuzzerStream(fuzzing::datasource::Datasource&) :
45	8.25k	Stream() { }
46
47	2.37M	::FLAC__StreamEncoderWriteStatus write_callback(const FLAC__byte buffer[], size_t bytes, uint32_t /* samples /, uint32_t / current_frame */) override {
48	2.37M	fuzzing::memory::memory_test(buffer, bytes);
49	2.37M	return FLAC__STREAM_ENCODER_WRITE_STATUS_OK;
50	2.37M	}
51		};
52		}
53		namespace Decoder {
54		class FuzzerDecoder : public Stream {
55		private:
56		fuzzing::datasource::Datasource& ds;
57		FLAC::Encoder::FuzzerStream& encoder;
58		public:
59		FuzzerDecoder(fuzzing::datasource::Datasource& dsrc, FLAC::Encoder::FuzzerStream& encoder_arg) :
60	8.25k	Stream(), ds(dsrc), encoder(encoder_arg) { }
61
62		::FLAC__StreamMetadata * metadata_blocks[MAX_NUM_METADATA_BLOCKS] = {0};
63		int num_metadata_blocks = 0;
64
65	46.8k	void metadata_callback(const ::FLAC__StreamMetadata *metadata) override {
66	46.8k	if(num_metadata_blocks < MAX_NUM_METADATA_BLOCKS)
67	46.6k	if((metadata_blocks[num_metadata_blocks] = FLAC__metadata_object_clone(metadata)) != NULL)
68	46.5k	num_metadata_blocks++;
69	46.8k	}
70
71	38.8k	::FLAC__StreamDecoderReadStatus read_callback(FLAC__byte buffer[], size_t *bytes) override {
72	38.8k	try {
73	38.8k	const size_t maxCopySize = *bytes;
74
75	38.8k	if ( maxCopySize > 0 ) {
76		/* memset just to test if this overwrites anything, and triggers ASAN */
77	38.8k	memset(buffer, 0, maxCopySize);
78	38.8k	}
79
80	38.8k	const auto data = ds.GetData(0);
81	38.8k	const auto dataSize = data.size();
82	38.8k	const auto copySize = std::min(maxCopySize, dataSize);
83
84	38.8k	if ( copySize > 0 ) {
85	14.9k	memcpy(buffer, data.data(), copySize);
86	14.9k	}
87
88	38.8k	*bytes = copySize;
89
90	38.8k	return FLAC__STREAM_DECODER_READ_STATUS_CONTINUE;
91	38.8k	} catch ( ... ) {
92	7.35k	return FLAC__STREAM_DECODER_READ_STATUS_ABORT;
93	7.35k	}
94	38.8k	}
95
96	44.0k	::FLAC__StreamDecoderWriteStatus write_callback(const ::FLAC__Frame frame, const FLAC__int32 const buffer[]) override {
97	44.0k	{
98	44.0k	fuzzing::memory::memory_test(&(frame->header), sizeof(frame->header));
99	44.0k	fuzzing::memory::memory_test(&(frame->footer), sizeof(frame->footer));
100	44.0k	}
101
102	44.0k	{
103	44.0k	const auto numChannels = get_channels();
104	44.0k	const size_t bytesPerChannel = frame->header.blocksize * sizeof(FLAC__int32);
105	135k	for (size_t i = 0; i < numChannels; i++) {
106	91.7k	fuzzing::memory::memory_test(buffer[i], bytesPerChannel);
107	91.7k	}
108	44.0k	}
109
110		/* Data is checked, now pass it towards encoder */
111	44.0k	if(encoder.get_state() == FLAC__STREAM_ENCODER_OK) {
112	44.0k	if(encoder.get_channels() != get_channels())
113	54	return FLAC__STREAM_DECODER_WRITE_STATUS_ABORT;
114	43.9k	if(encoder.get_bits_per_sample() != get_bits_per_sample())
115	11	return FLAC__STREAM_DECODER_WRITE_STATUS_ABORT;
116	43.9k	encoder.process(buffer, frame->header.blocksize);
117	43.9k	return FLAC__STREAM_DECODER_WRITE_STATUS_CONTINUE;
118	43.9k	}
119	0	else
120	0	return FLAC__STREAM_DECODER_WRITE_STATUS_ABORT;
121	44.0k	}
122	68.9k	void error_callback(::FLAC__StreamDecoderErrorStatus status) override {
123	68.9k	fuzzing::memory::memory_test(status);
124	68.9k	}
125		};
126		}
127		}
128
129	8.25k	extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
130	8.25k	fuzzing::datasource::Datasource ds(data, size);
131	8.25k	FLAC::Encoder::FuzzerStream encoder(ds);
132	8.25k	FLAC::Decoder::FuzzerDecoder decoder(ds, encoder);
133
134	8.25k	try {
135	8.25k	const int channels = ds.Get<uint8_t>();
136	8.25k	const int bps = ds.Get<uint8_t>();
137	8.25k	encoder.set_channels(channels);
138	8.25k	encoder.set_bits_per_sample(bps);
139
140	8.25k	{
141	8.25k	const bool res = encoder.set_streamable_subset(ds.Get<bool>());
142	8.25k	fuzzing::memory::memory_test(res);
143	8.25k	}
144	8.25k	{
145	8.25k	const bool res = encoder.set_ogg_serial_number(ds.Get<long>());
146	8.25k	fuzzing::memory::memory_test(res);
147	8.25k	}
148	8.25k	{
149	8.25k	const bool res = encoder.set_verify(ds.Get<bool>());
150	8.25k	fuzzing::memory::memory_test(res);
151	8.25k	}
152	8.25k	{
153	8.25k	const bool res = encoder.set_compression_level(ds.Get<uint8_t>());
154	8.25k	fuzzing::memory::memory_test(res);
155	8.25k	}
156	8.25k	{
157	8.25k	const bool res = encoder.set_do_mid_side_stereo(ds.Get<bool>());
158	8.25k	fuzzing::memory::memory_test(res);
159	8.25k	}
160	8.25k	{
161	8.25k	const bool res = encoder.set_loose_mid_side_stereo(ds.Get<bool>());
162	8.25k	fuzzing::memory::memory_test(res);
163	8.25k	}
164	8.25k	{
165	8.25k	const bool res = encoder.set_max_lpc_order(ds.Get<uint8_t>());
166	8.25k	fuzzing::memory::memory_test(res);
167	8.25k	}
168	8.25k	{
169	8.25k	const bool res = encoder.set_qlp_coeff_precision(ds.Get<uint32_t>());
170	8.25k	fuzzing::memory::memory_test(res);
171	8.25k	}
172	8.25k	{
173	8.25k	const bool res = encoder.set_do_escape_coding(ds.Get<bool>());
174	8.25k	fuzzing::memory::memory_test(res);
175	8.25k	}
176	8.25k	{
177	8.25k	const bool res = encoder.set_min_residual_partition_order(ds.Get<uint32_t>());
178	8.25k	fuzzing::memory::memory_test(res);
179	8.25k	}
180	8.25k	{
181	8.25k	const bool res = encoder.set_max_residual_partition_order(ds.Get<uint32_t>());
182	8.25k	fuzzing::memory::memory_test(res);
183	8.25k	}
184	8.25k	{
185	8.25k	const bool res = encoder.set_total_samples_estimate(ds.Get<uint64_t>());
186	8.25k	fuzzing::memory::memory_test(res);
187	8.25k	}
188	8.25k	{
189	8.25k	const bool res = encoder.set_blocksize(ds.Get<uint16_t>());
190	8.25k	fuzzing::memory::memory_test(res);
191	8.25k	}
192	8.25k	{
193	8.25k	const bool res = encoder.set_limit_min_bitrate(ds.Get<bool>());
194	8.25k	fuzzing::memory::memory_test(res);
195	8.25k	}
196	8.25k	{
197	8.25k	const bool res = encoder.set_sample_rate(ds.Get<uint32_t>());
198	8.25k	fuzzing::memory::memory_test(res);
199	8.25k	}
200	8.25k	{
201	8.25k	const bool res = encoder.set_num_threads(ds.Get<uint32_t>());
202	8.25k	fuzzing::memory::memory_test(res);
203	8.25k	}
204
205	8.25k	decoder.set_metadata_respond_all();
206
207	8.25k	{
208	8.25k	::FLAC__StreamDecoderInitStatus ret;
209	8.25k	if ( ds.Get<bool>() ) {
210	7.17k	ret = decoder.init();
211	7.17k	} else {
212	1.08k	ret = decoder.init_ogg();
213	1.08k	}
214
215	8.25k	if ( ret != FLAC__STREAM_DECODER_INIT_STATUS_OK ) {
216	0	goto end;
217	0	}
218
219	8.25k	decoder.process_until_end_of_metadata();
220	8.25k	if(decoder.num_metadata_blocks > 0)
221	941	encoder.set_metadata(decoder.metadata_blocks, decoder.num_metadata_blocks);
222	8.25k	}
223
224	0	{
225	8.25k	::FLAC__StreamEncoderInitStatus ret;
226	8.25k	if ( ds.Get<bool>() ) {
227	3.07k	ret = encoder.init();
228	5.17k	} else {
229	5.17k	ret = encoder.init_ogg();
230	5.17k	}
231
232	8.25k	if ( ret != FLAC__STREAM_ENCODER_INIT_STATUS_OK ) {
233	693	goto end;
234	693	}
235	8.25k	}
236
237		/* These sets must fail, because encoder is already initialized */
238	7.56k	{
239	7.56k	bool res = false;
240	7.56k	res = res \|\| encoder.set_streamable_subset(true);
241	7.56k	res = res \|\| encoder.set_ogg_serial_number(0);
242	7.56k	res = res \|\| encoder.set_verify(true);
243	7.56k	res = res \|\| encoder.set_compression_level(0);
244	7.56k	res = res \|\| encoder.set_do_exhaustive_model_search(true);
245	7.56k	res = res \|\| encoder.set_do_mid_side_stereo(true);
246	7.56k	res = res \|\| encoder.set_loose_mid_side_stereo(true);
247	7.56k	res = res \|\| encoder.set_apodization("test");
248	7.56k	res = res \|\| encoder.set_max_lpc_order(0);
249	7.56k	res = res \|\| encoder.set_qlp_coeff_precision(0);
250	7.56k	res = res \|\| encoder.set_do_qlp_coeff_prec_search(true);
251	7.56k	res = res \|\| encoder.set_do_escape_coding(true);
252	7.56k	res = res \|\| encoder.set_min_residual_partition_order(0);
253	7.56k	res = res \|\| encoder.set_max_residual_partition_order(0);
254	7.56k	res = res \|\| encoder.set_rice_parameter_search_dist(0);
255	7.56k	res = res \|\| encoder.set_total_samples_estimate(0);
256	7.56k	res = res \|\| encoder.set_channels(channels);
257	7.56k	res = res \|\| encoder.set_bits_per_sample(16);
258	7.56k	res = res \|\| encoder.set_limit_min_bitrate(true);
259	7.56k	res = res \|\| encoder.set_blocksize(3021);
260	7.56k	res = res \|\| encoder.set_sample_rate(44100);
261	7.56k	res = res \|\| (encoder.set_num_threads(4) == FLAC__STREAM_ENCODER_SET_NUM_THREADS_OK);
262	7.56k	fuzzing::memory::memory_test(res);
263	7.56k	if(res)
264	0	abort();
265	7.56k	}
266
267
268	7.56k	{
269		/* XORing values as otherwise compiler will optimize, apparently */
270	7.56k	bool res = false;
271	7.56k	res = res != encoder.get_streamable_subset();
272	7.56k	res = res != encoder.get_verify();
273	7.56k	res = res != encoder.get_do_exhaustive_model_search();
274	7.56k	res = res != encoder.get_do_mid_side_stereo();
275	7.56k	res = res != encoder.get_loose_mid_side_stereo();
276	7.56k	res = res != encoder.get_max_lpc_order();
277	7.56k	res = res != encoder.get_qlp_coeff_precision();
278	7.56k	res = res != encoder.get_do_qlp_coeff_prec_search();
279	7.56k	res = res != encoder.get_do_escape_coding();
280	7.56k	res = res != encoder.get_min_residual_partition_order();
281	7.56k	res = res != encoder.get_max_residual_partition_order();
282	7.56k	res = res != encoder.get_rice_parameter_search_dist();
283	7.56k	res = res != encoder.get_total_samples_estimate();
284	7.56k	res = res != encoder.get_channels();
285	7.56k	res = res != encoder.get_bits_per_sample();
286	7.56k	res = res != encoder.get_limit_min_bitrate();
287	7.56k	res = res != encoder.get_blocksize();
288	7.56k	res = res != encoder.get_sample_rate();
289	7.56k	res = res != encoder.get_num_threads();
290	7.56k	fuzzing::memory::memory_test(res);
291	7.56k	}
292
293	7.56k	decoder.process_until_end_of_stream();
294
295	7.56k	} catch ( ... ) { }
296
297	8.25k	end:
298	8.25k	{
299	8.25k	const bool res = encoder.finish();
300	8.25k	fuzzing::memory::memory_test(res);
301	8.25k	}
302	8.25k	{
303	8.25k	const bool res = decoder.finish();
304	8.25k	fuzzing::memory::memory_test(res);
305	8.25k	}
306	54.7k	for(int i = 0; i < decoder.num_metadata_blocks; i++)
307	46.5k	FLAC__metadata_object_delete(decoder.metadata_blocks[i]);
308
309	8.25k	return 0;
310	8.25k	}