Coverage Report

Created: 2026-01-10 07:05

next uncovered line (L), next uncovered region (R), next uncovered branch (B)
/src/zstd/lib/common/allocations.h
Line
Count
Source
1
/*
2
 * Copyright (c) Meta Platforms, Inc. and affiliates.
3
 * All rights reserved.
4
 *
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 * This source code is licensed under both the BSD-style license (found in the
6
 * LICENSE file in the root directory of this source tree) and the GPLv2 (found
7
 * in the COPYING file in the root directory of this source tree).
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 * You may select, at your option, one of the above-listed licenses.
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 */
10
11
/* This file provides custom allocation primitives
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 */
13
14
#define ZSTD_DEPS_NEED_MALLOC
15
#include "zstd_deps.h"   /* ZSTD_malloc, ZSTD_calloc, ZSTD_free, ZSTD_memset */
16
17
#include "compiler.h" /* MEM_STATIC */
18
#define ZSTD_STATIC_LINKING_ONLY
19
#include "../zstd.h" /* ZSTD_customMem */
20
21
#ifndef ZSTD_ALLOCATIONS_H
22
#define ZSTD_ALLOCATIONS_H
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24
/* custom memory allocation functions */
25
26
MEM_STATIC void* ZSTD_customMalloc(size_t size, ZSTD_customMem customMem)
27
60.4k
{
28
60.4k
    if (customMem.customAlloc)
29
0
        return customMem.customAlloc(customMem.opaque, size);
30
60.4k
    return ZSTD_malloc(size);
31
60.4k
}
Unexecuted instantiation: sequence_producer.c:ZSTD_customMalloc
Unexecuted instantiation: pool.c:ZSTD_customMalloc
zstd_compress.c:ZSTD_customMalloc
Line
Count
Source
27
39.9k
{
28
39.9k
    if (customMem.customAlloc)
29
0
        return customMem.customAlloc(customMem.opaque, size);
30
39.9k
    return ZSTD_malloc(size);
31
39.9k
}
Unexecuted instantiation: zstd_compress_literals.c:ZSTD_customMalloc
Unexecuted instantiation: zstd_compress_sequences.c:ZSTD_customMalloc
Unexecuted instantiation: zstd_compress_superblock.c:ZSTD_customMalloc
Unexecuted instantiation: zstd_double_fast.c:ZSTD_customMalloc
Unexecuted instantiation: zstd_fast.c:ZSTD_customMalloc
Unexecuted instantiation: zstd_lazy.c:ZSTD_customMalloc
Unexecuted instantiation: zstd_ldm.c:ZSTD_customMalloc
Unexecuted instantiation: zstd_opt.c:ZSTD_customMalloc
zstdmt_compress.c:ZSTD_customMalloc
Line
Count
Source
27
701
{
28
701
    if (customMem.customAlloc)
29
0
        return customMem.customAlloc(customMem.opaque, size);
30
701
    return ZSTD_malloc(size);
31
701
}
Unexecuted instantiation: zstd_ddict.c:ZSTD_customMalloc
zstd_decompress.c:ZSTD_customMalloc
Line
Count
Source
27
19.8k
{
28
19.8k
    if (customMem.customAlloc)
29
0
        return customMem.customAlloc(customMem.opaque, size);
30
19.8k
    return ZSTD_malloc(size);
31
19.8k
}
Unexecuted instantiation: fastcover.c:ZSTD_customMalloc
Unexecuted instantiation: zdict.c:ZSTD_customMalloc
32
33
MEM_STATIC void* ZSTD_customCalloc(size_t size, ZSTD_customMem customMem)
34
2.33k
{
35
2.33k
    if (customMem.customAlloc) {
36
        /* calloc implemented as malloc+memset;
37
         * not as efficient as calloc, but next best guess for custom malloc */
38
0
        void* const ptr = customMem.customAlloc(customMem.opaque, size);
39
0
        ZSTD_memset(ptr, 0, size);
40
0
        return ptr;
41
0
    }
42
2.33k
    return ZSTD_calloc(1, size);
43
2.33k
}
Unexecuted instantiation: sequence_producer.c:ZSTD_customCalloc
pool.c:ZSTD_customCalloc
Line
Count
Source
34
636
{
35
636
    if (customMem.customAlloc) {
36
        /* calloc implemented as malloc+memset;
37
         * not as efficient as calloc, but next best guess for custom malloc */
38
0
        void* const ptr = customMem.customAlloc(customMem.opaque, size);
39
0
        ZSTD_memset(ptr, 0, size);
40
0
        return ptr;
41
0
    }
42
636
    return ZSTD_calloc(1, size);
43
636
}
Unexecuted instantiation: zstd_compress.c:ZSTD_customCalloc
Unexecuted instantiation: zstd_compress_literals.c:ZSTD_customCalloc
Unexecuted instantiation: zstd_compress_sequences.c:ZSTD_customCalloc
Unexecuted instantiation: zstd_compress_superblock.c:ZSTD_customCalloc
Unexecuted instantiation: zstd_double_fast.c:ZSTD_customCalloc
Unexecuted instantiation: zstd_fast.c:ZSTD_customCalloc
Unexecuted instantiation: zstd_lazy.c:ZSTD_customCalloc
Unexecuted instantiation: zstd_ldm.c:ZSTD_customCalloc
Unexecuted instantiation: zstd_opt.c:ZSTD_customCalloc
zstdmt_compress.c:ZSTD_customCalloc
Line
Count
Source
34
1.69k
{
35
1.69k
    if (customMem.customAlloc) {
36
        /* calloc implemented as malloc+memset;
37
         * not as efficient as calloc, but next best guess for custom malloc */
38
0
        void* const ptr = customMem.customAlloc(customMem.opaque, size);
39
0
        ZSTD_memset(ptr, 0, size);
40
0
        return ptr;
41
0
    }
42
1.69k
    return ZSTD_calloc(1, size);
43
1.69k
}
Unexecuted instantiation: zstd_ddict.c:ZSTD_customCalloc
Unexecuted instantiation: zstd_decompress.c:ZSTD_customCalloc
Unexecuted instantiation: fastcover.c:ZSTD_customCalloc
Unexecuted instantiation: zdict.c:ZSTD_customCalloc
44
45
MEM_STATIC void ZSTD_customFree(void* ptr, ZSTD_customMem customMem)
46
144k
{
47
144k
    if (ptr!=NULL) {
48
62.8k
        if (customMem.customFree)
49
0
            customMem.customFree(customMem.opaque, ptr);
50
62.8k
        else
51
62.8k
            ZSTD_free(ptr);
52
62.8k
    }
53
144k
}
Unexecuted instantiation: sequence_producer.c:ZSTD_customFree
pool.c:ZSTD_customFree
Line
Count
Source
46
636
{
47
636
    if (ptr!=NULL) {
48
636
        if (customMem.customFree)
49
0
            customMem.customFree(customMem.opaque, ptr);
50
636
        else
51
636
            ZSTD_free(ptr);
52
636
    }
53
636
}
zstd_compress.c:ZSTD_customFree
Line
Count
Source
46
100k
{
47
100k
    if (ptr!=NULL) {
48
39.9k
        if (customMem.customFree)
49
0
            customMem.customFree(customMem.opaque, ptr);
50
39.9k
        else
51
39.9k
            ZSTD_free(ptr);
52
39.9k
    }
53
100k
}
Unexecuted instantiation: zstd_compress_literals.c:ZSTD_customFree
Unexecuted instantiation: zstd_compress_sequences.c:ZSTD_customFree
Unexecuted instantiation: zstd_compress_superblock.c:ZSTD_customFree
Unexecuted instantiation: zstd_double_fast.c:ZSTD_customFree
Unexecuted instantiation: zstd_fast.c:ZSTD_customFree
Unexecuted instantiation: zstd_lazy.c:ZSTD_customFree
Unexecuted instantiation: zstd_ldm.c:ZSTD_customFree
Unexecuted instantiation: zstd_opt.c:ZSTD_customFree
zstdmt_compress.c:ZSTD_customFree
Line
Count
Source
46
4.18k
{
47
4.18k
    if (ptr!=NULL) {
48
2.39k
        if (customMem.customFree)
49
0
            customMem.customFree(customMem.opaque, ptr);
50
2.39k
        else
51
2.39k
            ZSTD_free(ptr);
52
2.39k
    }
53
4.18k
}
Unexecuted instantiation: zstd_ddict.c:ZSTD_customFree
zstd_decompress.c:ZSTD_customFree
Line
Count
Source
46
39.6k
{
47
39.6k
    if (ptr!=NULL) {
48
19.8k
        if (customMem.customFree)
49
0
            customMem.customFree(customMem.opaque, ptr);
50
19.8k
        else
51
19.8k
            ZSTD_free(ptr);
52
19.8k
    }
53
39.6k
}
Unexecuted instantiation: fastcover.c:ZSTD_customFree
Unexecuted instantiation: zdict.c:ZSTD_customFree
54
55
#endif /* ZSTD_ALLOCATIONS_H */