Coverage Report

Created: 2025-07-12 06:33

/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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#include "../../libxml.h"
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#include <limits.h>
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#include <stddef.h>
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#ifndef SIZE_MAX
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  #define SIZE_MAX ((size_t) -1)
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#endif
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3.25M
#define XML_MAX_ITEMS 1000000000 /* 1 billion */
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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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3.64M
xmlGrowCapacity(int capacity, size_t elemSize, int min, int max) {
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3.64M
    int extra;
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3.64M
    if (capacity <= 0) {
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1.53M
#ifdef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
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1.53M
        (void) min;
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1.53M
        return(1);
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#else
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        return(min);
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#endif
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1.53M
    }
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2.11M
    if ((capacity >= max) ||
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2.11M
        ((size_t) capacity > SIZE_MAX / 2 / elemSize))
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75
        return(-1);
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    /* Grow by 50% */
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2.11M
    extra = (capacity + 1) / 2;
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51
2.11M
    if (capacity > max - extra)
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147
        return(max);
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2.11M
    return(capacity + extra);
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2.11M
}
Unexecuted instantiation: parserInternals.c:xmlGrowCapacity
Unexecuted instantiation: threads.c:xmlGrowCapacity
Unexecuted instantiation: tree.c:xmlGrowCapacity
uri.c:xmlGrowCapacity
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Count
Source
32
8.26k
xmlGrowCapacity(int capacity, size_t elemSize, int min, int max) {
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8.26k
    int extra;
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35
8.26k
    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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8.26k
    if ((capacity >= max) ||
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8.26k
        ((size_t) capacity > SIZE_MAX / 2 / elemSize))
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8
        return(-1);
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48
    /* Grow by 50% */
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8.26k
    extra = (capacity + 1) / 2;
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8.26k
    if (capacity > max - extra)
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20
        return(max);
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8.24k
    return(capacity + extra);
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8.26k
}
valid.c:xmlGrowCapacity
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Source
32
9.55k
xmlGrowCapacity(int capacity, size_t elemSize, int min, int max) {
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9.55k
    int extra;
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35
9.55k
    if (capacity <= 0) {
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3.48k
#ifdef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
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3.48k
        (void) min;
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3.48k
        return(1);
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#else
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        return(min);
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#endif
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3.48k
    }
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6.07k
    if ((capacity >= max) ||
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6.07k
        ((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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6.07k
    extra = (capacity + 1) / 2;
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51
6.07k
    if (capacity > max - extra)
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0
        return(max);
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6.07k
    return(capacity + extra);
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6.07k
}
Unexecuted instantiation: xmlmemory.c:xmlGrowCapacity
Unexecuted instantiation: catalog.c:xmlGrowCapacity
Unexecuted instantiation: HTMLparser.c:xmlGrowCapacity
xmlreader.c:xmlGrowCapacity
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32
522
xmlGrowCapacity(int capacity, size_t elemSize, int min, int max) {
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522
    int extra;
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522
    if (capacity <= 0) {
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239
#ifdef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
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239
        (void) min;
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239
        return(1);
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#else
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        return(min);
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#endif
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239
    }
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283
    if ((capacity >= max) ||
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283
        ((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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283
    extra = (capacity + 1) / 2;
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51
283
    if (capacity > max - extra)
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0
        return(max);
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54
283
    return(capacity + extra);
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283
}
xmlregexp.c:xmlGrowCapacity
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32
2.61M
xmlGrowCapacity(int capacity, size_t elemSize, int min, int max) {
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2.61M
    int extra;
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35
2.61M
    if (capacity <= 0) {
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1.28M
#ifdef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
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1.28M
        (void) min;
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1.28M
        return(1);
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#else
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        return(min);
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#endif
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1.28M
    }
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1.32M
    if ((capacity >= max) ||
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1.32M
        ((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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1.32M
    extra = (capacity + 1) / 2;
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51
1.32M
    if (capacity > max - extra)
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0
        return(max);
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1.32M
    return(capacity + extra);
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1.32M
}
Unexecuted instantiation: xmlschemas.c:xmlGrowCapacity
xinclude.c:xmlGrowCapacity
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Source
32
16.9k
xmlGrowCapacity(int capacity, size_t elemSize, int min, int max) {
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16.9k
    int extra;
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16.9k
    if (capacity <= 0) {
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15.5k
#ifdef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
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15.5k
        (void) min;
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15.5k
        return(1);
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#else
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        return(min);
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#endif
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15.5k
    }
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1.38k
    if ((capacity >= max) ||
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1.38k
        ((size_t) capacity > SIZE_MAX / 2 / elemSize))
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0
        return(-1);
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    /* Grow by 50% */
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1.38k
    extra = (capacity + 1) / 2;
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1.38k
    if (capacity > max - extra)
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0
        return(max);
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1.38k
    return(capacity + extra);
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1.38k
}
xpath.c:xmlGrowCapacity
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32
734k
xmlGrowCapacity(int capacity, size_t elemSize, int min, int max) {
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734k
    int extra;
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734k
    if (capacity <= 0) {
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197k
#ifdef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
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197k
        (void) min;
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197k
        return(1);
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#else
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        return(min);
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#endif
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197k
    }
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537k
    if ((capacity >= max) ||
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537k
        ((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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537k
    extra = (capacity + 1) / 2;
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51
537k
    if (capacity > max - extra)
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1
        return(max);
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54
537k
    return(capacity + extra);
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537k
}
Unexecuted instantiation: encoding.c:xmlGrowCapacity
parser.c:xmlGrowCapacity
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Source
32
268k
xmlGrowCapacity(int capacity, size_t elemSize, int min, int max) {
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268k
    int extra;
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35
268k
    if (capacity <= 0) {
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30.0k
#ifdef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
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30.0k
        (void) min;
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30.0k
        return(1);
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#else
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        return(min);
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#endif
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30.0k
    }
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44
238k
    if ((capacity >= max) ||
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238k
        ((size_t) capacity > SIZE_MAX / 2 / elemSize))
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67
        return(-1);
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48
    /* Grow by 50% */
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238k
    extra = (capacity + 1) / 2;
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51
238k
    if (capacity > max - extra)
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126
        return(max);
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54
238k
    return(capacity + extra);
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238k
}
Unexecuted instantiation: pattern.c:xmlGrowCapacity
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57
#endif /* XML_MEMORY_H_PRIVATE__ */