Coverage Report

Created: 2024-04-25 06:10

/src/uWebSockets/fuzzing/helpers.h
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1
#ifndef HELPERS_H
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#define HELPERS_H
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/* Common helpers for fuzzing */
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#include <functional>
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#include <string_view>
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#include <cstring>
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10
/* We use this to pad the fuzz */
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11.0k
static inline const uint8_t *makePadded(const uint8_t *data, size_t size) {
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11.0k
    static int paddedLength = 512 * 1024;
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11.0k
    static char *padded = new char[128 + paddedLength + 128];
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15
    /* Increase landing area if required */
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11.0k
    if (paddedLength < size) {
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93
        delete [] padded;
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93
        paddedLength = size;
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93
        padded = new char [128 + paddedLength + 128];
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93
    }
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11.0k
    memcpy(padded + 128, data, size);
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11.0k
    return (uint8_t *) padded + 128;
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11.0k
}
TopicTree.cpp:makePadded(unsigned char const*, unsigned long)
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11
3.40k
static inline const uint8_t *makePadded(const uint8_t *data, size_t size) {
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3.40k
    static int paddedLength = 512 * 1024;
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3.40k
    static char *padded = new char[128 + paddedLength + 128];
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15
    /* Increase landing area if required */
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3.40k
    if (paddedLength < size) {
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22
        delete [] padded;
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22
        paddedLength = size;
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22
        padded = new char [128 + paddedLength + 128];
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22
    }
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22
3.40k
    memcpy(padded + 128, data, size);
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3.40k
    return (uint8_t *) padded + 128;
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3.40k
}
Http.cpp:makePadded(unsigned char const*, unsigned long)
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11
5.87k
static inline const uint8_t *makePadded(const uint8_t *data, size_t size) {
12
5.87k
    static int paddedLength = 512 * 1024;
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5.87k
    static char *padded = new char[128 + paddedLength + 128];
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15
    /* Increase landing area if required */
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5.87k
    if (paddedLength < size) {
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35
        delete [] padded;
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35
        paddedLength = size;
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35
        padded = new char [128 + paddedLength + 128];
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35
    }
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22
5.87k
    memcpy(padded + 128, data, size);
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24
5.87k
    return (uint8_t *) padded + 128;
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5.87k
}
PerMessageDeflate.cpp:makePadded(unsigned char const*, unsigned long)
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Source
11
306
static inline const uint8_t *makePadded(const uint8_t *data, size_t size) {
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306
    static int paddedLength = 512 * 1024;
13
306
    static char *padded = new char[128 + paddedLength + 128];
14
15
    /* Increase landing area if required */
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306
    if (paddedLength < size) {
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24
        delete [] padded;
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24
        paddedLength = size;
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24
        padded = new char [128 + paddedLength + 128];
20
24
    }
21
22
306
    memcpy(padded + 128, data, size);
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24
306
    return (uint8_t *) padded + 128;
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306
}
WebSocket.cpp:makePadded(unsigned char const*, unsigned long)
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Source
11
1.46k
static inline const uint8_t *makePadded(const uint8_t *data, size_t size) {
12
1.46k
    static int paddedLength = 512 * 1024;
13
1.46k
    static char *padded = new char[128 + paddedLength + 128];
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15
    /* Increase landing area if required */
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1.46k
    if (paddedLength < size) {
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12
        delete [] padded;
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12
        paddedLength = size;
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12
        padded = new char [128 + paddedLength + 128];
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12
    }
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1.46k
    memcpy(padded + 128, data, size);
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1.46k
    return (uint8_t *) padded + 128;
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1.46k
}
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/* Splits the fuzz data in one or many chunks */
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11.0k
static inline void makeChunked(const uint8_t *data, size_t size, std::function<void(const uint8_t *data, size_t size)> cb) {
29
    /* First byte determines chunk size; 0 is all that remains, 1-255 is small chunk */
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4.15M
    for (int i = 0; i < size; ) {
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4.14M
        unsigned int chunkSize = data[i++];
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4.14M
        if (!chunkSize) {
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3.54k
            chunkSize = size - i;
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4.14M
        } else {
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4.14M
            chunkSize = std::min<int>(chunkSize, size - i);
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4.14M
        }
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4.14M
        cb(data + i, chunkSize);
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4.14M
        i += chunkSize;
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4.14M
    }
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11.0k
}
TopicTree.cpp:makeChunked(unsigned char const*, unsigned long, std::__1::function<void (unsigned char const*, unsigned long)>)
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Source
28
3.40k
static inline void makeChunked(const uint8_t *data, size_t size, std::function<void(const uint8_t *data, size_t size)> cb) {
29
    /* First byte determines chunk size; 0 is all that remains, 1-255 is small chunk */
30
3.75M
    for (int i = 0; i < size; ) {
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3.74M
        unsigned int chunkSize = data[i++];
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3.74M
        if (!chunkSize) {
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311
            chunkSize = size - i;
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3.74M
        } else {
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3.74M
            chunkSize = std::min<int>(chunkSize, size - i);
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3.74M
        }
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3.74M
        cb(data + i, chunkSize);
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3.74M
        i += chunkSize;
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3.74M
    }
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3.40k
}
Http.cpp:makeChunked(unsigned char const*, unsigned long, std::__1::function<void (unsigned char const*, unsigned long)>)
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Source
28
5.87k
static inline void makeChunked(const uint8_t *data, size_t size, std::function<void(const uint8_t *data, size_t size)> cb) {
29
    /* First byte determines chunk size; 0 is all that remains, 1-255 is small chunk */
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202k
    for (int i = 0; i < size; ) {
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196k
        unsigned int chunkSize = data[i++];
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196k
        if (!chunkSize) {
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2.59k
            chunkSize = size - i;
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193k
        } else {
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193k
            chunkSize = std::min<int>(chunkSize, size - i);
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193k
        }
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196k
        cb(data + i, chunkSize);
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196k
        i += chunkSize;
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196k
    }
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5.87k
}
PerMessageDeflate.cpp:makeChunked(unsigned char const*, unsigned long, std::__1::function<void (unsigned char const*, unsigned long)>)
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28
306
static inline void makeChunked(const uint8_t *data, size_t size, std::function<void(const uint8_t *data, size_t size)> cb) {
29
    /* First byte determines chunk size; 0 is all that remains, 1-255 is small chunk */
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138k
    for (int i = 0; i < size; ) {
31
138k
        unsigned int chunkSize = data[i++];
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138k
        if (!chunkSize) {
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174
            chunkSize = size - i;
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137k
        } else {
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137k
            chunkSize = std::min<int>(chunkSize, size - i);
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137k
        }
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138k
        cb(data + i, chunkSize);
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138k
        i += chunkSize;
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138k
    }
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306
}
WebSocket.cpp:makeChunked(unsigned char const*, unsigned long, std::__1::function<void (unsigned char const*, unsigned long)>)
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28
1.46k
static inline void makeChunked(const uint8_t *data, size_t size, std::function<void(const uint8_t *data, size_t size)> cb) {
29
    /* First byte determines chunk size; 0 is all that remains, 1-255 is small chunk */
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65.1k
    for (int i = 0; i < size; ) {
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63.7k
        unsigned int chunkSize = data[i++];
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63.7k
        if (!chunkSize) {
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469
            chunkSize = size - i;
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63.2k
        } else {
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63.2k
            chunkSize = std::min<int>(chunkSize, size - i);
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63.2k
        }
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63.7k
        cb(data + i, chunkSize);
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63.7k
        i += chunkSize;
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63.7k
    }
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1.46k
}
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/* Reads all bytes to trigger invalid reads */
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115k
static inline void readBytes(std::string_view s) {
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115k
    volatile int sum = 0;
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463k
    for (int i = 0; i < s.size(); i++) {
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347k
        sum += s[i];
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347k
    }
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115k
}
Unexecuted instantiation: TopicTree.cpp:readBytes(std::__1::basic_string_view<char, std::__1::char_traits<char> >)
Http.cpp:readBytes(std::__1::basic_string_view<char, std::__1::char_traits<char> >)
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Source
44
115k
static inline void readBytes(std::string_view s) {
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115k
    volatile int sum = 0;
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463k
    for (int i = 0; i < s.size(); i++) {
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347k
        sum += s[i];
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347k
    }
49
115k
}
Unexecuted instantiation: PerMessageDeflate.cpp:readBytes(std::__1::basic_string_view<char, std::__1::char_traits<char> >)
Unexecuted instantiation: WebSocket.cpp:readBytes(std::__1::basic_string_view<char, std::__1::char_traits<char> >)
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#endif