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
 *
5
 * 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).
8
 * You may select, at your option, one of the above-listed licenses.
9
 */
10
11
/* This file provides custom allocation primitives
12
 */
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
23
24
/* custom memory allocation functions */
25
26
MEM_STATIC void* ZSTD_customMalloc(size_t size, ZSTD_customMem customMem)
27
234k
{
28
234k
    if (customMem.customAlloc)
29
0
        return customMem.customAlloc(customMem.opaque, size);
30
234k
    return ZSTD_malloc(size);
31
234k
}
Unexecuted instantiation: sequence_producer.c:ZSTD_customMalloc
Unexecuted instantiation: pool.c:ZSTD_customMalloc
zstd_compress.c:ZSTD_customMalloc
Line
Count
Source
27
163k
{
28
163k
    if (customMem.customAlloc)
29
0
        return customMem.customAlloc(customMem.opaque, size);
30
163k
    return ZSTD_malloc(size);
31
163k
}
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
754
{
28
754
    if (customMem.customAlloc)
29
0
        return customMem.customAlloc(customMem.opaque, size);
30
754
    return ZSTD_malloc(size);
31
754
}
zstd_ddict.c:ZSTD_customMalloc
Line
Count
Source
27
42.7k
{
28
42.7k
    if (customMem.customAlloc)
29
0
        return customMem.customAlloc(customMem.opaque, size);
30
42.7k
    return ZSTD_malloc(size);
31
42.7k
}
zstd_decompress.c:ZSTD_customMalloc
Line
Count
Source
27
26.8k
{
28
26.8k
    if (customMem.customAlloc)
29
0
        return customMem.customAlloc(customMem.opaque, size);
30
26.8k
    return ZSTD_malloc(size);
31
26.8k
}
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
2.31k
{
35
2.31k
    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
2.31k
    return ZSTD_calloc(1, size);
43
2.31k
}
Unexecuted instantiation: sequence_producer.c:ZSTD_customCalloc
pool.c:ZSTD_customCalloc
Line
Count
Source
34
630
{
35
630
    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
630
    return ZSTD_calloc(1, size);
43
630
}
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
1.68k
{
35
1.68k
    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
1.68k
    return ZSTD_calloc(1, size);
43
1.68k
}
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
455k
{
47
455k
    if (ptr!=NULL) {
48
236k
        if (customMem.customFree)
49
0
            customMem.customFree(customMem.opaque, ptr);
50
236k
        else
51
236k
            ZSTD_free(ptr);
52
236k
    }
53
455k
}
Unexecuted instantiation: sequence_producer.c:ZSTD_customFree
pool.c:ZSTD_customFree
Line
Count
Source
46
630
{
47
630
    if (ptr!=NULL) {
48
630
        if (customMem.customFree)
49
0
            customMem.customFree(customMem.opaque, ptr);
50
630
        else
51
630
            ZSTD_free(ptr);
52
630
    }
53
630
}
zstd_compress.c:ZSTD_customFree
Line
Count
Source
46
343k
{
47
343k
    if (ptr!=NULL) {
48
163k
        if (customMem.customFree)
49
0
            customMem.customFree(customMem.opaque, ptr);
50
163k
        else
51
163k
            ZSTD_free(ptr);
52
163k
    }
53
343k
}
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
4.09k
{
47
4.09k
    if (ptr!=NULL) {
48
2.43k
        if (customMem.customFree)
49
0
            customMem.customFree(customMem.opaque, ptr);
50
2.43k
        else
51
2.43k
            ZSTD_free(ptr);
52
2.43k
    }
53
4.09k
}
zstd_ddict.c:ZSTD_customFree
Line
Count
Source
46
53.5k
{
47
53.5k
    if (ptr!=NULL) {
48
42.7k
        if (customMem.customFree)
49
0
            customMem.customFree(customMem.opaque, ptr);
50
42.7k
        else
51
42.7k
            ZSTD_free(ptr);
52
42.7k
    }
53
53.5k
}
zstd_decompress.c:ZSTD_customFree
Line
Count
Source
46
53.6k
{
47
53.6k
    if (ptr!=NULL) {
48
26.8k
        if (customMem.customFree)
49
0
            customMem.customFree(customMem.opaque, ptr);
50
26.8k
        else
51
26.8k
            ZSTD_free(ptr);
52
26.8k
    }
53
53.6k
}
Unexecuted instantiation: fastcover.c:ZSTD_customFree
Unexecuted instantiation: zdict.c:ZSTD_customFree
54
55
#endif /* ZSTD_ALLOCATIONS_H */