Coverage Report

Created: 2025-11-11 06:31

next uncovered line (L), next uncovered region (R), next uncovered branch (B)
/src/libxml2/include/private/memory.h
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1
#ifndef XML_MEMORY_H_PRIVATE__
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#define XML_MEMORY_H_PRIVATE__
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4
#include "../../libxml.h"
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6
#include <limits.h>
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#include <stddef.h>
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9
#ifndef SIZE_MAX
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  #define SIZE_MAX ((size_t) -1)
11
#endif
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13
3.36M
#define XML_MAX_ITEMS 1000000000 /* 1 billion */
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15
XML_HIDDEN void
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xmlInitMemoryInternal(void);
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XML_HIDDEN void
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xmlCleanupMemoryInternal(void);
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/**
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 * @array:  pointer to array
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 * @capacity:  pointer to capacity (in/out)
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 * @elemSize:  size of an element in bytes
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 * @min:  elements in initial allocation
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 * @max:  maximum elements in the array
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 *
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 * Grow an array by at least one element, checking for overflow.
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 *
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 * Returns the new array size on success, -1 on failure.
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 */
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static XML_INLINE int
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3.62M
xmlGrowCapacity(int capacity, size_t elemSize, int min, int max) {
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3.62M
    int extra;
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35
3.62M
    if (capacity <= 0) {
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1.43M
#ifdef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
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1.43M
        (void) min;
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1.43M
        return(1);
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#else
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        return(min);
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#endif
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1.43M
    }
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44
2.19M
    if ((capacity >= max) ||
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2.19M
        ((size_t) capacity > SIZE_MAX / 2 / elemSize))
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111
        return(-1);
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48
    /* Grow by 50% */
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2.19M
    extra = (capacity + 1) / 2;
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51
2.19M
    if (capacity > max - extra)
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228
        return(max);
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54
2.18M
    return(capacity + extra);
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2.19M
}
Unexecuted instantiation: parserInternals.c:xmlGrowCapacity
Unexecuted instantiation: threads.c:xmlGrowCapacity
Unexecuted instantiation: tree.c:xmlGrowCapacity
uri.c:xmlGrowCapacity
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Source
32
21.2k
xmlGrowCapacity(int capacity, size_t elemSize, int min, int max) {
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21.2k
    int extra;
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35
21.2k
    if (capacity <= 0) {
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0
#ifdef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
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0
        (void) min;
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0
        return(1);
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#else
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        return(min);
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#endif
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0
    }
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44
21.2k
    if ((capacity >= max) ||
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21.1k
        ((size_t) capacity > SIZE_MAX / 2 / elemSize))
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18
        return(-1);
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48
    /* Grow by 50% */
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21.1k
    extra = (capacity + 1) / 2;
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51
21.1k
    if (capacity > max - extra)
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33
        return(max);
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54
21.1k
    return(capacity + extra);
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21.1k
}
valid.c:xmlGrowCapacity
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Count
Source
32
9.22k
xmlGrowCapacity(int capacity, size_t elemSize, int min, int max) {
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9.22k
    int extra;
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35
9.22k
    if (capacity <= 0) {
36
3.40k
#ifdef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
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3.40k
        (void) min;
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3.40k
        return(1);
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#else
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        return(min);
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#endif
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3.40k
    }
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44
5.82k
    if ((capacity >= max) ||
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5.82k
        ((size_t) capacity > SIZE_MAX / 2 / elemSize))
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0
        return(-1);
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48
    /* Grow by 50% */
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5.82k
    extra = (capacity + 1) / 2;
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51
5.82k
    if (capacity > max - extra)
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0
        return(max);
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54
5.82k
    return(capacity + extra);
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5.82k
}
Unexecuted instantiation: xmlmemory.c:xmlGrowCapacity
Unexecuted instantiation: catalog.c:xmlGrowCapacity
Unexecuted instantiation: HTMLparser.c:xmlGrowCapacity
xmlreader.c:xmlGrowCapacity
Line
Count
Source
32
467
xmlGrowCapacity(int capacity, size_t elemSize, int min, int max) {
33
467
    int extra;
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35
467
    if (capacity <= 0) {
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210
#ifdef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
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210
        (void) min;
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210
        return(1);
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#else
40
        return(min);
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#endif
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210
    }
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44
257
    if ((capacity >= max) ||
45
257
        ((size_t) capacity > SIZE_MAX / 2 / elemSize))
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0
        return(-1);
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48
    /* Grow by 50% */
49
257
    extra = (capacity + 1) / 2;
50
51
257
    if (capacity > max - extra)
52
0
        return(max);
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54
257
    return(capacity + extra);
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257
}
xmlregexp.c:xmlGrowCapacity
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Source
32
2.32M
xmlGrowCapacity(int capacity, size_t elemSize, int min, int max) {
33
2.32M
    int extra;
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35
2.32M
    if (capacity <= 0) {
36
1.12M
#ifdef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
37
1.12M
        (void) min;
38
1.12M
        return(1);
39
#else
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        return(min);
41
#endif
42
1.12M
    }
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44
1.20M
    if ((capacity >= max) ||
45
1.20M
        ((size_t) capacity > SIZE_MAX / 2 / elemSize))
46
0
        return(-1);
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48
    /* Grow by 50% */
49
1.20M
    extra = (capacity + 1) / 2;
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51
1.20M
    if (capacity > max - extra)
52
0
        return(max);
53
54
1.20M
    return(capacity + extra);
55
1.20M
}
Unexecuted instantiation: xmlschemas.c:xmlGrowCapacity
xinclude.c:xmlGrowCapacity
Line
Count
Source
32
19.6k
xmlGrowCapacity(int capacity, size_t elemSize, int min, int max) {
33
19.6k
    int extra;
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35
19.6k
    if (capacity <= 0) {
36
17.7k
#ifdef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
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17.7k
        (void) min;
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17.7k
        return(1);
39
#else
40
        return(min);
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#endif
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17.7k
    }
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44
1.86k
    if ((capacity >= max) ||
45
1.86k
        ((size_t) capacity > SIZE_MAX / 2 / elemSize))
46
0
        return(-1);
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48
    /* Grow by 50% */
49
1.86k
    extra = (capacity + 1) / 2;
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51
1.86k
    if (capacity > max - extra)
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0
        return(max);
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54
1.86k
    return(capacity + extra);
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1.86k
}
xpath.c:xmlGrowCapacity
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Source
32
956k
xmlGrowCapacity(int capacity, size_t elemSize, int min, int max) {
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956k
    int extra;
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35
956k
    if (capacity <= 0) {
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261k
#ifdef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
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261k
        (void) min;
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261k
        return(1);
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#else
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        return(min);
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#endif
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261k
    }
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44
694k
    if ((capacity >= max) ||
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694k
        ((size_t) capacity > SIZE_MAX / 2 / elemSize))
46
0
        return(-1);
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48
    /* Grow by 50% */
49
694k
    extra = (capacity + 1) / 2;
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51
694k
    if (capacity > max - extra)
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1
        return(max);
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54
694k
    return(capacity + extra);
55
694k
}
Unexecuted instantiation: encoding.c:xmlGrowCapacity
parser.c:xmlGrowCapacity
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Source
32
294k
xmlGrowCapacity(int capacity, size_t elemSize, int min, int max) {
33
294k
    int extra;
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35
294k
    if (capacity <= 0) {
36
32.3k
#ifdef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
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32.3k
        (void) min;
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32.3k
        return(1);
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#else
40
        return(min);
41
#endif
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32.3k
    }
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44
261k
    if ((capacity >= max) ||
45
261k
        ((size_t) capacity > SIZE_MAX / 2 / elemSize))
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93
        return(-1);
47
48
    /* Grow by 50% */
49
261k
    extra = (capacity + 1) / 2;
50
51
261k
    if (capacity > max - extra)
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194
        return(max);
53
54
261k
    return(capacity + extra);
55
261k
}
Unexecuted instantiation: pattern.c:xmlGrowCapacity
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57
#endif /* XML_MEMORY_H_PRIVATE__ */