/src/libxml2/include/private/memory.h
Line | Count | Source |
1 | | #ifndef XML_MEMORY_H_PRIVATE__ |
2 | | #define XML_MEMORY_H_PRIVATE__ |
3 | | |
4 | | #include "../../libxml.h" |
5 | | |
6 | | #include <limits.h> |
7 | | #include <stddef.h> |
8 | | |
9 | | #ifndef SIZE_MAX |
10 | | #define SIZE_MAX ((size_t) -1) |
11 | | #endif |
12 | | |
13 | 4.40M | #define XML_MAX_ITEMS 1000000000 /* 1 billion */ |
14 | | |
15 | | XML_HIDDEN void |
16 | | xmlInitMemoryInternal(void); |
17 | | XML_HIDDEN void |
18 | | xmlCleanupMemoryInternal(void); |
19 | | |
20 | | /** |
21 | | * @array: pointer to array |
22 | | * @capacity: pointer to capacity (in/out) |
23 | | * @elemSize: size of an element in bytes |
24 | | * @min: elements in initial allocation |
25 | | * @max: maximum elements in the array |
26 | | * |
27 | | * Grow an array by at least one element, checking for overflow. |
28 | | * |
29 | | * Returns the new array size on success, -1 on failure. |
30 | | */ |
31 | | static XML_INLINE int |
32 | 5.95M | xmlGrowCapacity(int capacity, size_t elemSize, int min, int max) { |
33 | 5.95M | int extra; |
34 | | |
35 | 5.95M | if (capacity <= 0) { |
36 | 3.12M | #ifdef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION |
37 | 3.12M | (void) min; |
38 | 3.12M | return(1); |
39 | | #else |
40 | | return(min); |
41 | | #endif |
42 | 3.12M | } |
43 | | |
44 | 2.82M | if ((capacity >= max) || |
45 | 2.82M | ((size_t) capacity > SIZE_MAX / 2 / elemSize)) |
46 | 182 | return(-1); |
47 | | |
48 | | /* Grow by 50% */ |
49 | 2.82M | extra = (capacity + 1) / 2; |
50 | | |
51 | 2.82M | if (capacity > max - extra) |
52 | 307 | return(max); |
53 | | |
54 | 2.82M | return(capacity + extra); |
55 | 2.82M | } Unexecuted instantiation: encoding.c:xmlGrowCapacity Line | Count | Source | 32 | 662k | xmlGrowCapacity(int capacity, size_t elemSize, int min, int max) { | 33 | 662k | int extra; | 34 | | | 35 | 662k | if (capacity <= 0) { | 36 | 82.5k | #ifdef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION | 37 | 82.5k | (void) min; | 38 | 82.5k | return(1); | 39 | | #else | 40 | | return(min); | 41 | | #endif | 42 | 82.5k | } | 43 | | | 44 | 580k | if ((capacity >= max) || | 45 | 579k | ((size_t) capacity > SIZE_MAX / 2 / elemSize)) | 46 | 141 | return(-1); | 47 | | | 48 | | /* Grow by 50% */ | 49 | 579k | extra = (capacity + 1) / 2; | 50 | | | 51 | 579k | if (capacity > max - extra) | 52 | 296 | return(max); | 53 | | | 54 | 579k | return(capacity + extra); | 55 | 579k | } |
Unexecuted instantiation: parserInternals.c:xmlGrowCapacity Unexecuted instantiation: threads.c:xmlGrowCapacity Line | Count | Source | 32 | 92.9k | xmlGrowCapacity(int capacity, size_t elemSize, int min, int max) { | 33 | 92.9k | int extra; | 34 | | | 35 | 92.9k | if (capacity <= 0) { | 36 | 91.0k | #ifdef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION | 37 | 91.0k | (void) min; | 38 | 91.0k | return(1); | 39 | | #else | 40 | | return(min); | 41 | | #endif | 42 | 91.0k | } | 43 | | | 44 | 1.91k | if ((capacity >= max) || | 45 | 1.91k | ((size_t) capacity > SIZE_MAX / 2 / elemSize)) | 46 | 0 | return(-1); | 47 | | | 48 | | /* Grow by 50% */ | 49 | 1.91k | extra = (capacity + 1) / 2; | 50 | | | 51 | 1.91k | if (capacity > max - extra) | 52 | 0 | return(max); | 53 | | | 54 | 1.91k | return(capacity + extra); | 55 | 1.91k | } |
Unexecuted instantiation: uri.c:xmlGrowCapacity Unexecuted instantiation: valid.c:xmlGrowCapacity Unexecuted instantiation: xmlmemory.c:xmlGrowCapacity Line | Count | Source | 32 | 127k | xmlGrowCapacity(int capacity, size_t elemSize, int min, int max) { | 33 | 127k | int extra; | 34 | | | 35 | 127k | if (capacity <= 0) { | 36 | 21.1k | #ifdef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION | 37 | 21.1k | (void) min; | 38 | 21.1k | return(1); | 39 | | #else | 40 | | return(min); | 41 | | #endif | 42 | 21.1k | } | 43 | | | 44 | 106k | if ((capacity >= max) || | 45 | 106k | ((size_t) capacity > SIZE_MAX / 2 / elemSize)) | 46 | 0 | return(-1); | 47 | | | 48 | | /* Grow by 50% */ | 49 | 106k | extra = (capacity + 1) / 2; | 50 | | | 51 | 106k | if (capacity > max - extra) | 52 | 0 | return(max); | 53 | | | 54 | 106k | return(capacity + extra); | 55 | 106k | } |
Unexecuted instantiation: catalog.c:xmlGrowCapacity Unexecuted instantiation: HTMLparser.c:xmlGrowCapacity Unexecuted instantiation: xmlregexp.c:xmlGrowCapacity Unexecuted instantiation: relaxng.c:xmlGrowCapacity Unexecuted instantiation: xmlschemas.c:xmlGrowCapacity Unexecuted instantiation: xinclude.c:xmlGrowCapacity Line | Count | Source | 32 | 5.06M | xmlGrowCapacity(int capacity, size_t elemSize, int min, int max) { | 33 | 5.06M | int extra; | 34 | | | 35 | 5.06M | if (capacity <= 0) { | 36 | 2.92M | #ifdef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION | 37 | 2.92M | (void) min; | 38 | 2.92M | return(1); | 39 | | #else | 40 | | return(min); | 41 | | #endif | 42 | 2.92M | } | 43 | | | 44 | 2.13M | if ((capacity >= max) || | 45 | 2.13M | ((size_t) capacity > SIZE_MAX / 2 / elemSize)) | 46 | 41 | return(-1); | 47 | | | 48 | | /* Grow by 50% */ | 49 | 2.13M | extra = (capacity + 1) / 2; | 50 | | | 51 | 2.13M | if (capacity > max - extra) | 52 | 11 | return(max); | 53 | | | 54 | 2.13M | return(capacity + extra); | 55 | 2.13M | } |
Unexecuted instantiation: pattern.c:xmlGrowCapacity Unexecuted instantiation: xmlreader.c:xmlGrowCapacity |
56 | | |
57 | | XML_HIDDEN void * |
58 | | xmlGrowArray(void *array, size_t elemSize, int *capacity, int min, int max); |
59 | | |
60 | | #endif /* XML_MEMORY_H_PRIVATE__ */ |