Coverage Report

Created: 2026-02-26 07:19

next uncovered line (L), next uncovered region (R), next uncovered branch (B)
/src/zstd/lib/common/allocations.h
Line
Count
Source
1
/*
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 * Copyright (c) Meta Platforms, Inc. and affiliates.
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 * All rights reserved.
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 *
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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
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 * 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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 */
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11
/* This file provides custom allocation primitives
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 */
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#define ZSTD_DEPS_NEED_MALLOC
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#include "zstd_deps.h"   /* ZSTD_malloc, ZSTD_calloc, ZSTD_free, ZSTD_memset */
16
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#include "compiler.h" /* MEM_STATIC */
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#define ZSTD_STATIC_LINKING_ONLY
19
#include "../zstd.h" /* ZSTD_customMem */
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21
#ifndef ZSTD_ALLOCATIONS_H
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#define ZSTD_ALLOCATIONS_H
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/* custom memory allocation functions */
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26
MEM_STATIC void* ZSTD_customMalloc(size_t size, ZSTD_customMem customMem)
27
84.3k
{
28
84.3k
    if (customMem.customAlloc)
29
0
        return customMem.customAlloc(customMem.opaque, size);
30
84.3k
    return ZSTD_malloc(size);
31
84.3k
}
Unexecuted instantiation: sequence_producer.c:ZSTD_customMalloc
Unexecuted instantiation: pool.c:ZSTD_customMalloc
zstd_compress.c:ZSTD_customMalloc
Line
Count
Source
27
54.8k
{
28
54.8k
    if (customMem.customAlloc)
29
0
        return customMem.customAlloc(customMem.opaque, size);
30
54.8k
    return ZSTD_malloc(size);
31
54.8k
}
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
3.35k
{
28
3.35k
    if (customMem.customAlloc)
29
0
        return customMem.customAlloc(customMem.opaque, size);
30
3.35k
    return ZSTD_malloc(size);
31
3.35k
}
Unexecuted instantiation: zstd_ddict.c:ZSTD_customMalloc
zstd_decompress.c:ZSTD_customMalloc
Line
Count
Source
27
26.1k
{
28
26.1k
    if (customMem.customAlloc)
29
0
        return customMem.customAlloc(customMem.opaque, size);
30
26.1k
    return ZSTD_malloc(size);
31
26.1k
}
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
11.2k
{
35
11.2k
    if (customMem.customAlloc) {
36
        /* calloc implemented as malloc+memset;
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         * not as efficient as calloc, but next best guess for custom malloc */
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0
        void* const ptr = customMem.customAlloc(customMem.opaque, size);
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0
        ZSTD_memset(ptr, 0, size);
40
0
        return ptr;
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0
    }
42
11.2k
    return ZSTD_calloc(1, size);
43
11.2k
}
Unexecuted instantiation: sequence_producer.c:ZSTD_customCalloc
pool.c:ZSTD_customCalloc
Line
Count
Source
34
3.06k
{
35
3.06k
    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;
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0
    }
42
3.06k
    return ZSTD_calloc(1, size);
43
3.06k
}
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
8.16k
{
35
8.16k
    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
8.16k
    return ZSTD_calloc(1, size);
43
8.16k
}
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
214k
{
47
214k
    if (ptr!=NULL) {
48
95.5k
        if (customMem.customFree)
49
0
            customMem.customFree(customMem.opaque, ptr);
50
95.5k
        else
51
95.5k
            ZSTD_free(ptr);
52
95.5k
    }
53
214k
}
Unexecuted instantiation: sequence_producer.c:ZSTD_customFree
pool.c:ZSTD_customFree
Line
Count
Source
46
3.06k
{
47
3.06k
    if (ptr!=NULL) {
48
3.06k
        if (customMem.customFree)
49
0
            customMem.customFree(customMem.opaque, ptr);
50
3.06k
        else
51
3.06k
            ZSTD_free(ptr);
52
3.06k
    }
53
3.06k
}
zstd_compress.c:ZSTD_customFree
Line
Count
Source
46
138k
{
47
138k
    if (ptr!=NULL) {
48
54.8k
        if (customMem.customFree)
49
0
            customMem.customFree(customMem.opaque, ptr);
50
54.8k
        else
51
54.8k
            ZSTD_free(ptr);
52
54.8k
    }
53
138k
}
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
20.3k
{
47
20.3k
    if (ptr!=NULL) {
48
11.5k
        if (customMem.customFree)
49
0
            customMem.customFree(customMem.opaque, ptr);
50
11.5k
        else
51
11.5k
            ZSTD_free(ptr);
52
11.5k
    }
53
20.3k
}
Unexecuted instantiation: zstd_ddict.c:ZSTD_customFree
zstd_decompress.c:ZSTD_customFree
Line
Count
Source
46
52.2k
{
47
52.2k
    if (ptr!=NULL) {
48
26.1k
        if (customMem.customFree)
49
0
            customMem.customFree(customMem.opaque, ptr);
50
26.1k
        else
51
26.1k
            ZSTD_free(ptr);
52
26.1k
    }
53
52.2k
}
Unexecuted instantiation: fastcover.c:ZSTD_customFree
Unexecuted instantiation: zdict.c:ZSTD_customFree
54
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#endif /* ZSTD_ALLOCATIONS_H */