Coverage Report

Created: 2025-08-03 06:54

/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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3.02M
#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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3.48M
xmlGrowCapacity(int capacity, size_t elemSize, int min, int max) {
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3.48M
    int extra;
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3.48M
    if (capacity <= 0) {
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1.40M
#ifdef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
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1.40M
        (void) min;
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1.40M
        return(1);
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#else
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        return(min);
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#endif
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1.40M
    }
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2.08M
    if ((capacity >= max) ||
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2.08M
        ((size_t) capacity > SIZE_MAX / 2 / elemSize))
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518
        return(-1);
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    /* Grow by 50% */
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2.08M
    extra = (capacity + 1) / 2;
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51
2.08M
    if (capacity > max - extra)
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166
        return(max);
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2.08M
    return(capacity + extra);
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2.08M
}
Unexecuted instantiation: parserInternals.c:xmlGrowCapacity
Unexecuted instantiation: threads.c:xmlGrowCapacity
Unexecuted instantiation: tree.c:xmlGrowCapacity
uri.c:xmlGrowCapacity
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32
10.2k
xmlGrowCapacity(int capacity, size_t elemSize, int min, int max) {
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10.2k
    int extra;
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10.2k
    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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10.2k
    if ((capacity >= max) ||
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10.2k
        ((size_t) capacity > SIZE_MAX / 2 / elemSize))
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10
        return(-1);
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48
    /* Grow by 50% */
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10.2k
    extra = (capacity + 1) / 2;
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10.2k
    if (capacity > max - extra)
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31
        return(max);
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10.1k
    return(capacity + extra);
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10.2k
}
valid.c:xmlGrowCapacity
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Source
32
9.37k
xmlGrowCapacity(int capacity, size_t elemSize, int min, int max) {
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9.37k
    int extra;
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35
9.37k
    if (capacity <= 0) {
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3.30k
#ifdef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
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3.30k
        (void) min;
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3.30k
        return(1);
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#else
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        return(min);
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#endif
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3.30k
    }
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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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    /* 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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Source
32
489
xmlGrowCapacity(int capacity, size_t elemSize, int min, int max) {
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489
    int extra;
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489
    if (capacity <= 0) {
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221
#ifdef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
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221
        (void) min;
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221
        return(1);
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#else
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        return(min);
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#endif
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221
    }
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268
    if ((capacity >= max) ||
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268
        ((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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268
    extra = (capacity + 1) / 2;
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51
268
    if (capacity > max - extra)
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0
        return(max);
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54
268
    return(capacity + extra);
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268
}
xmlregexp.c:xmlGrowCapacity
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32
2.38M
xmlGrowCapacity(int capacity, size_t elemSize, int min, int max) {
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2.38M
    int extra;
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35
2.38M
    if (capacity <= 0) {
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1.11M
#ifdef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
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1.11M
        (void) min;
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1.11M
        return(1);
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#else
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        return(min);
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#endif
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1.11M
    }
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1.27M
    if ((capacity >= max) ||
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1.27M
        ((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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1.27M
    extra = (capacity + 1) / 2;
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1.27M
    if (capacity > max - extra)
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0
        return(max);
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1.27M
    return(capacity + extra);
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1.27M
}
Unexecuted instantiation: xmlschemas.c:xmlGrowCapacity
xinclude.c:xmlGrowCapacity
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Source
32
16.6k
xmlGrowCapacity(int capacity, size_t elemSize, int min, int max) {
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16.6k
    int extra;
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16.6k
    if (capacity <= 0) {
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15.2k
#ifdef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
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15.2k
        (void) min;
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15.2k
        return(1);
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#else
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        return(min);
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#endif
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15.2k
    }
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1.42k
    if ((capacity >= max) ||
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1.42k
        ((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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1.42k
    extra = (capacity + 1) / 2;
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1.42k
    if (capacity > max - extra)
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0
        return(max);
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1.42k
    return(capacity + extra);
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1.42k
}
xpath.c:xmlGrowCapacity
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32
750k
xmlGrowCapacity(int capacity, size_t elemSize, int min, int max) {
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750k
    int extra;
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750k
    if (capacity <= 0) {
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234k
#ifdef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
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234k
        (void) min;
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234k
        return(1);
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#else
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        return(min);
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#endif
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234k
    }
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44
516k
    if ((capacity >= max) ||
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516k
        ((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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516k
    extra = (capacity + 1) / 2;
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51
516k
    if (capacity > max - extra)
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1
        return(max);
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54
516k
    return(capacity + extra);
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516k
}
Unexecuted instantiation: encoding.c:xmlGrowCapacity
parser.c:xmlGrowCapacity
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Source
32
308k
xmlGrowCapacity(int capacity, size_t elemSize, int min, int max) {
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308k
    int extra;
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35
308k
    if (capacity <= 0) {
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29.2k
#ifdef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
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29.2k
        (void) min;
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29.2k
        return(1);
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#else
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        return(min);
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#endif
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29.2k
    }
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44
279k
    if ((capacity >= max) ||
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279k
        ((size_t) capacity > SIZE_MAX / 2 / elemSize))
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508
        return(-1);
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48
    /* Grow by 50% */
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279k
    extra = (capacity + 1) / 2;
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51
279k
    if (capacity > max - extra)
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134
        return(max);
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54
279k
    return(capacity + extra);
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279k
}
Unexecuted instantiation: pattern.c:xmlGrowCapacity
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#endif /* XML_MEMORY_H_PRIVATE__ */