Coverage Report

Created: 2025-11-16 06:34

next uncovered line (L), next uncovered region (R), next uncovered branch (B)
/src/logging-log4cxx/src/fuzzers/cpp/HTMLLayoutFuzzer.cpp
Line
Count
Source
1
/*
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 * Licensed to the Apache Software Foundation (ASF) under one or more
3
 * contributor license agreements.  See the NOTICE file distributed with
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 * this work for additional information regarding copyright ownership.
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 * The ASF licenses this file to You under the Apache License, Version 2.0
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 * (the "License"); you may not use this file except in compliance with
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 * the License.  You may obtain a copy of the License at
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 *
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 *      http://www.apache.org/licenses/LICENSE-2.0
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 *
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 * Unless required by applicable law or agreed to in writing, software
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 * distributed under the License is distributed on an "AS IS" BASIS,
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 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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 * See the License for the specific language governing permissions and
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 * limitations under the License.
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 */
17
18
#include "stdint.h"
19
#include <log4cxx/logstring.h>
20
#include <log4cxx/ndc.h>
21
#include <log4cxx/helpers/stringhelper.h>
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#include <fuzzer/FuzzedDataProvider.h>
23
#include <log4cxx/mdc.h>
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#include <log4cxx/htmllayout.h>
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#include <log4cxx/helpers/transcoder.h>
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27
using namespace log4cxx;
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using namespace log4cxx::helpers;
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using namespace log4cxx::spi;
30
31
22.7k
extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
32
  // Setup HTMLLayout
33
22.7k
  HTMLLayout layout;
34
22.7k
  Pool p;
35
36
22.7k
  FuzzedDataProvider fdp(data, size);
37
38
  // Optional locationinfo
39
22.7k
  if (fdp.ConsumeBool()) {
40
12.9k
    layout.setOption(LOG4CXX_STR("LOCATIONINFO"), LOG4CXX_STR("true"));
41
12.9k
  }
42
  // Optional threadinfo
43
22.7k
  if (fdp.ConsumeBool()) {
44
9.91k
    LOG4CXX_DECODE_CHAR(title, fdp.ConsumeRandomLengthString());
45
9.91k
    layout.setOption(LOG4CXX_STR("TITLE"), title);
46
9.91k
  }
47
48
  // Header
49
22.7k
  if (fdp.ConsumeBool()) {
50
9.59k
    std::string headerStr = fdp.ConsumeRandomLengthString();
51
9.59k
    LogString header;
52
9.59k
    Transcoder::decode(headerStr, header);
53
9.59k
    layout.appendHeader(header, p);
54
9.59k
  }
55
56
  // Create random strings we need later
57
22.7k
  std::string key1Str = fdp.ConsumeRandomLengthString();
58
22.7k
  std::string val1Str = fdp.ConsumeRandomLengthString();
59
22.7k
  std::string key2Str = fdp.ConsumeRandomLengthString();
60
22.7k
  std::string val2Str = fdp.ConsumeRandomLengthString();
61
22.7k
  std::string key3 = fdp.ConsumeRandomLengthString();
62
22.7k
  std::string val3 = fdp.ConsumeRandomLengthString();
63
22.7k
  std::string key4 = fdp.ConsumeRandomLengthString();
64
22.7k
  std::string val4 = fdp.ConsumeRandomLengthString();
65
22.7k
  std::string ndcMessage = fdp.ConsumeRandomLengthString();
66
22.7k
  std::string loggerStr = fdp.ConsumeRandomLengthString();
67
22.7k
  std::string contentStr = fdp.ConsumeRemainingBytesAsString();
68
69
22.7k
  LogString key1, key2, val1, val2, logger, content;
70
71
22.7k
  Transcoder::decode(loggerStr, logger);
72
22.7k
  Transcoder::decode(key1Str, key1);
73
22.7k
  Transcoder::decode(val1Str, val2);
74
22.7k
  Transcoder::decode(key2Str, key2);
75
22.7k
  Transcoder::decode(val2Str, val2);
76
22.7k
  Transcoder::decode(contentStr, content);
77
  
78
22.7k
  LevelPtr level = log4cxx::Level::getInfo();
79
22.7k
  NDC::push(ndcMessage);
80
22.7k
  spi::LoggingEventPtr event = log4cxx::spi::LoggingEventPtr(
81
22.7k
    new log4cxx::spi::LoggingEvent(
82
22.7k
      logger, level, content, LOG4CXX_LOCATION));
83
84
  // Set properties
85
22.7k
  event->setProperty(key1, val1);
86
22.7k
  event->setProperty(key2, val2);
87
88
  // Set MDC
89
22.7k
  log4cxx::MDC::put(key3, val3);
90
22.7k
  log4cxx::MDC::put(key4, val4);
91
92
  // Call the target API
93
22.7k
  log4cxx::LogString result;
94
22.7k
  layout.format(result, event, p);
95
96
  // Clean up
97
22.7k
  log4cxx::NDC::clear();
98
22.7k
  log4cxx::MDC::clear();
99
22.7k
    return 0;
100
22.7k
}
LLVMFuzzerTestOneInput
Line
Count
Source
31
11.3k
extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
32
  // Setup HTMLLayout
33
11.3k
  HTMLLayout layout;
34
11.3k
  Pool p;
35
36
11.3k
  FuzzedDataProvider fdp(data, size);
37
38
  // Optional locationinfo
39
11.3k
  if (fdp.ConsumeBool()) {
40
6.46k
    layout.setOption(LOG4CXX_STR("LOCATIONINFO"), LOG4CXX_STR("true"));
41
6.46k
  }
42
  // Optional threadinfo
43
11.3k
  if (fdp.ConsumeBool()) {
44
4.95k
    LOG4CXX_DECODE_CHAR(title, fdp.ConsumeRandomLengthString());
45
4.95k
    layout.setOption(LOG4CXX_STR("TITLE"), title);
46
4.95k
  }
47
48
  // Header
49
11.3k
  if (fdp.ConsumeBool()) {
50
4.79k
    std::string headerStr = fdp.ConsumeRandomLengthString();
51
4.79k
    LogString header;
52
4.79k
    Transcoder::decode(headerStr, header);
53
4.79k
    layout.appendHeader(header, p);
54
4.79k
  }
55
56
  // Create random strings we need later
57
11.3k
  std::string key1Str = fdp.ConsumeRandomLengthString();
58
11.3k
  std::string val1Str = fdp.ConsumeRandomLengthString();
59
11.3k
  std::string key2Str = fdp.ConsumeRandomLengthString();
60
11.3k
  std::string val2Str = fdp.ConsumeRandomLengthString();
61
11.3k
  std::string key3 = fdp.ConsumeRandomLengthString();
62
11.3k
  std::string val3 = fdp.ConsumeRandomLengthString();
63
11.3k
  std::string key4 = fdp.ConsumeRandomLengthString();
64
11.3k
  std::string val4 = fdp.ConsumeRandomLengthString();
65
11.3k
  std::string ndcMessage = fdp.ConsumeRandomLengthString();
66
11.3k
  std::string loggerStr = fdp.ConsumeRandomLengthString();
67
11.3k
  std::string contentStr = fdp.ConsumeRemainingBytesAsString();
68
69
11.3k
  LogString key1, key2, val1, val2, logger, content;
70
71
11.3k
  Transcoder::decode(loggerStr, logger);
72
11.3k
  Transcoder::decode(key1Str, key1);
73
11.3k
  Transcoder::decode(val1Str, val2);
74
11.3k
  Transcoder::decode(key2Str, key2);
75
11.3k
  Transcoder::decode(val2Str, val2);
76
11.3k
  Transcoder::decode(contentStr, content);
77
  
78
11.3k
  LevelPtr level = log4cxx::Level::getInfo();
79
11.3k
  NDC::push(ndcMessage);
80
11.3k
  spi::LoggingEventPtr event = log4cxx::spi::LoggingEventPtr(
81
11.3k
    new log4cxx::spi::LoggingEvent(
82
11.3k
      logger, level, content, LOG4CXX_LOCATION));
83
84
  // Set properties
85
11.3k
  event->setProperty(key1, val1);
86
11.3k
  event->setProperty(key2, val2);
87
88
  // Set MDC
89
11.3k
  log4cxx::MDC::put(key3, val3);
90
11.3k
  log4cxx::MDC::put(key4, val4);
91
92
  // Call the target API
93
11.3k
  log4cxx::LogString result;
94
11.3k
  layout.format(result, event, p);
95
96
  // Clean up
97
11.3k
  log4cxx::NDC::clear();
98
11.3k
  log4cxx::MDC::clear();
99
11.3k
    return 0;
100
11.3k
}
LLVMFuzzerTestOneInput
Line
Count
Source
31
11.3k
extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
32
  // Setup HTMLLayout
33
11.3k
  HTMLLayout layout;
34
11.3k
  Pool p;
35
36
11.3k
  FuzzedDataProvider fdp(data, size);
37
38
  // Optional locationinfo
39
11.3k
  if (fdp.ConsumeBool()) {
40
6.46k
    layout.setOption(LOG4CXX_STR("LOCATIONINFO"), LOG4CXX_STR("true"));
41
6.46k
  }
42
  // Optional threadinfo
43
11.3k
  if (fdp.ConsumeBool()) {
44
4.95k
    LOG4CXX_DECODE_CHAR(title, fdp.ConsumeRandomLengthString());
45
4.95k
    layout.setOption(LOG4CXX_STR("TITLE"), title);
46
4.95k
  }
47
48
  // Header
49
11.3k
  if (fdp.ConsumeBool()) {
50
4.79k
    std::string headerStr = fdp.ConsumeRandomLengthString();
51
4.79k
    LogString header;
52
4.79k
    Transcoder::decode(headerStr, header);
53
4.79k
    layout.appendHeader(header, p);
54
4.79k
  }
55
56
  // Create random strings we need later
57
11.3k
  std::string key1Str = fdp.ConsumeRandomLengthString();
58
11.3k
  std::string val1Str = fdp.ConsumeRandomLengthString();
59
11.3k
  std::string key2Str = fdp.ConsumeRandomLengthString();
60
11.3k
  std::string val2Str = fdp.ConsumeRandomLengthString();
61
11.3k
  std::string key3 = fdp.ConsumeRandomLengthString();
62
11.3k
  std::string val3 = fdp.ConsumeRandomLengthString();
63
11.3k
  std::string key4 = fdp.ConsumeRandomLengthString();
64
11.3k
  std::string val4 = fdp.ConsumeRandomLengthString();
65
11.3k
  std::string ndcMessage = fdp.ConsumeRandomLengthString();
66
11.3k
  std::string loggerStr = fdp.ConsumeRandomLengthString();
67
11.3k
  std::string contentStr = fdp.ConsumeRemainingBytesAsString();
68
69
11.3k
  LogString key1, key2, val1, val2, logger, content;
70
71
11.3k
  Transcoder::decode(loggerStr, logger);
72
11.3k
  Transcoder::decode(key1Str, key1);
73
11.3k
  Transcoder::decode(val1Str, val2);
74
11.3k
  Transcoder::decode(key2Str, key2);
75
11.3k
  Transcoder::decode(val2Str, val2);
76
11.3k
  Transcoder::decode(contentStr, content);
77
  
78
11.3k
  LevelPtr level = log4cxx::Level::getInfo();
79
11.3k
  NDC::push(ndcMessage);
80
11.3k
  spi::LoggingEventPtr event = log4cxx::spi::LoggingEventPtr(
81
11.3k
    new log4cxx::spi::LoggingEvent(
82
11.3k
      logger, level, content, LOG4CXX_LOCATION));
83
84
  // Set properties
85
11.3k
  event->setProperty(key1, val1);
86
11.3k
  event->setProperty(key2, val2);
87
88
  // Set MDC
89
11.3k
  log4cxx::MDC::put(key3, val3);
90
11.3k
  log4cxx::MDC::put(key4, val4);
91
92
  // Call the target API
93
11.3k
  log4cxx::LogString result;
94
11.3k
  layout.format(result, event, p);
95
96
  // Clean up
97
11.3k
  log4cxx::NDC::clear();
98
11.3k
  log4cxx::MDC::clear();
99
11.3k
    return 0;
100
11.3k
}