blob: 620b09742b06fa5ec82746f7a11941b80575675e (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
|
/*
* Copyright 2023 jacqueline <me@jacqueline.id.au>
*
* SPDX-License-Identifier: GPL-3.0-only
*/
#pragma once
#include <iomanip>
#include <ostream>
#include <string>
#include "span.hpp"
namespace util {
inline std::string format_hex_string(cpp::span<const std::byte> data) {
std::ostringstream oss;
std::ostringstream ascii_values;
int count = 0;
for (auto byte : data) {
if (count % 16 == 0) {
if (ascii_values.str().size() > 0) {
oss << "\t|" << ascii_values.str() << "|";
// Reset ascii values
ascii_values.str("");
}
oss << std::endl;
oss << "0x" << std::uppercase << std::setfill('0') << std::setw(2)
<< std::hex << count << '\t';
} else if (count % 8 == 0) {
oss << " ";
}
int byte_val = (int)byte;
oss << "[0x" << std::uppercase << std::setfill('0') << std::setw(2)
<< std::hex << byte_val << ']';
if (byte_val >= 32 && byte_val < 127) {
ascii_values << (char)byte;
} else {
ascii_values << ".";
}
count++;
}
return oss.str();
}
} // namespace util
|
