Coverage Report

Created: 2026-09-06 13:43

next uncovered line (L), next uncovered region (R), next uncovered branch (B)
/tmp/bitcoin/src/crypto/common.h
Line
Count
Source
1
// Copyright (c) 2014-present The Bitcoin Core developers
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// Distributed under the MIT software license, see the accompanying
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// file COPYING or http://www.opensource.org/licenses/mit-license.php.
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5
#ifndef BITCOIN_CRYPTO_COMMON_H
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#define BITCOIN_CRYPTO_COMMON_H
7
8
#include <compat/endian.h>
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10
#include <concepts>
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#include <cstddef>
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#include <cstdint>
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#include <cstring>
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15
template <typename B>
16
concept ByteType = std::same_as<B, unsigned char> || std::same_as<B, std::byte>;
17
18
template <ByteType B>
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inline uint16_t ReadLE16(const B* ptr)
20
22.6k
{
21
22.6k
    uint16_t x;
22
22.6k
    memcpy(&x, ptr, 2);
23
22.6k
    return le16toh_internal(x);
24
22.6k
}
25
26
template <ByteType B>
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inline uint32_t ReadLE32(const B* ptr)
28
763M
{
29
763M
    uint32_t x;
30
763M
    memcpy(&x, ptr, 4);
31
763M
    return le32toh_internal(x);
32
763M
}
unsigned int ReadLE32<unsigned char>(unsigned char const*)
Line
Count
Source
28
628M
{
29
628M
    uint32_t x;
30
628M
    memcpy(&x, ptr, 4);
31
628M
    return le32toh_internal(x);
32
628M
}
unsigned int ReadLE32<std::byte>(std::byte const*)
Line
Count
Source
28
134M
{
29
134M
    uint32_t x;
30
134M
    memcpy(&x, ptr, 4);
31
134M
    return le32toh_internal(x);
32
134M
}
33
34
template <ByteType B>
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inline uint64_t ReadLE64(const B* ptr)
36
1.43G
{
37
1.43G
    uint64_t x;
38
1.43G
    memcpy(&x, ptr, 8);
39
1.43G
    return le64toh_internal(x);
40
1.43G
}
unsigned long ReadLE64<unsigned char>(unsigned char const*)
Line
Count
Source
36
1.40G
{
37
1.40G
    uint64_t x;
38
1.40G
    memcpy(&x, ptr, 8);
39
1.40G
    return le64toh_internal(x);
40
1.40G
}
unsigned long ReadLE64<std::byte>(std::byte const*)
Line
Count
Source
36
34.1M
{
37
34.1M
    uint64_t x;
38
34.1M
    memcpy(&x, ptr, 8);
39
34.1M
    return le64toh_internal(x);
40
34.1M
}
41
42
template <ByteType B>
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inline void WriteLE16(B* ptr, uint16_t x)
44
377
{
45
377
    uint16_t v = htole16_internal(x);
46
377
    memcpy(ptr, &v, 2);
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377
}
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49
template <ByteType B>
50
inline void WriteLE32(B* ptr, uint32_t x)
51
320M
{
52
320M
    uint32_t v = htole32_internal(x);
53
320M
    memcpy(ptr, &v, 4);
54
320M
}
void WriteLE32<unsigned char>(unsigned char*, unsigned int)
Line
Count
Source
51
39.1M
{
52
39.1M
    uint32_t v = htole32_internal(x);
53
39.1M
    memcpy(ptr, &v, 4);
54
39.1M
}
void WriteLE32<std::byte>(std::byte*, unsigned int)
Line
Count
Source
51
281M
{
52
281M
    uint32_t v = htole32_internal(x);
53
281M
    memcpy(ptr, &v, 4);
54
281M
}
55
56
template <ByteType B>
57
inline void WriteLE64(B* ptr, uint64_t x)
58
15.7M
{
59
15.7M
    uint64_t v = htole64_internal(x);
60
15.7M
    memcpy(ptr, &v, 8);
61
15.7M
}
void WriteLE64<unsigned char>(unsigned char*, unsigned long)
Line
Count
Source
58
12.9M
{
59
12.9M
    uint64_t v = htole64_internal(x);
60
12.9M
    memcpy(ptr, &v, 8);
61
12.9M
}
void WriteLE64<std::byte>(std::byte*, unsigned long)
Line
Count
Source
58
2.76M
{
59
2.76M
    uint64_t v = htole64_internal(x);
60
2.76M
    memcpy(ptr, &v, 8);
61
2.76M
}
62
63
template <ByteType B>
64
inline uint16_t ReadBE16(const B* ptr)
65
19.3k
{
66
19.3k
    uint16_t x;
67
19.3k
    memcpy(&x, ptr, 2);
68
19.3k
    return be16toh_internal(x);
69
19.3k
}
70
71
template <ByteType B>
72
inline uint32_t ReadBE32(const B* ptr)
73
889M
{
74
889M
    uint32_t x;
75
889M
    memcpy(&x, ptr, 4);
76
889M
    return be32toh_internal(x);
77
889M
}
unsigned int ReadBE32<unsigned char>(unsigned char const*)
Line
Count
Source
73
889M
{
74
889M
    uint32_t x;
75
889M
    memcpy(&x, ptr, 4);
76
889M
    return be32toh_internal(x);
77
889M
}
unsigned int ReadBE32<std::byte>(std::byte const*)
Line
Count
Source
73
52
{
74
52
    uint32_t x;
75
52
    memcpy(&x, ptr, 4);
76
52
    return be32toh_internal(x);
77
52
}
78
79
template <ByteType B>
80
inline uint64_t ReadBE64(const B* ptr)
81
689M
{
82
689M
    uint64_t x;
83
689M
    memcpy(&x, ptr, 8);
84
689M
    return be64toh_internal(x);
85
689M
}
86
87
template <ByteType B>
88
inline void WriteBE16(B* ptr, uint16_t x)
89
20
{
90
20
    uint16_t v = htobe16_internal(x);
91
20
    memcpy(ptr, &v, 2);
92
20
}
93
94
template <ByteType B>
95
inline void WriteBE32(B* ptr, uint32_t x)
96
583M
{
97
583M
    uint32_t v = htobe32_internal(x);
98
583M
    memcpy(ptr, &v, 4);
99
583M
}
100
101
template <ByteType B>
102
inline void WriteBE64(B* ptr, uint64_t x)
103
439M
{
104
439M
    uint64_t v = htobe64_internal(x);
105
439M
    memcpy(ptr, &v, 8);
106
439M
}
107
108
#endif // BITCOIN_CRYPTO_COMMON_H