Line | Count | Source |
1 | | // Copyright (c) 2019-present The Bitcoin Core developers |
2 | | // Distributed under the MIT software license, see the accompanying |
3 | | // file COPYING or http://www.opensource.org/licenses/mit-license.php. |
4 | | |
5 | | #include <tinyformat.h> |
6 | | #include <util/bip32.h> |
7 | | #include <util/strencodings.h> |
8 | | |
9 | | #include <cstdint> |
10 | | #include <cstdio> |
11 | | #include <sstream> |
12 | | |
13 | | bool ParseHDKeypath(const std::string& keypath_str, std::vector<uint32_t>& keypath) |
14 | 0 | { |
15 | 0 | std::stringstream ss(keypath_str); |
16 | 0 | std::string item; |
17 | 0 | bool first = true; |
18 | 0 | while (std::getline(ss, item, '/')) { Branch (18:12): [True: 0, False: 0]
|
19 | 0 | if (item.compare("m") == 0) { Branch (19:13): [True: 0, False: 0]
|
20 | 0 | if (first) { Branch (20:17): [True: 0, False: 0]
|
21 | 0 | first = false; |
22 | 0 | continue; |
23 | 0 | } |
24 | 0 | return false; |
25 | 0 | } |
26 | | // Finds whether it is hardened |
27 | 0 | uint32_t path = 0; |
28 | 0 | size_t pos = item.find('\''); |
29 | 0 | if (pos != std::string::npos) { Branch (29:13): [True: 0, False: 0]
|
30 | | // The hardened tick can only be in the last index of the string |
31 | 0 | if (pos != item.size() - 1) { Branch (31:17): [True: 0, False: 0]
|
32 | 0 | return false; |
33 | 0 | } |
34 | 0 | path |= 0x80000000; |
35 | 0 | item = item.substr(0, item.size() - 1); // Drop the last character which is the hardened tick |
36 | 0 | } |
37 | | |
38 | | // Ensure this is only numbers |
39 | 0 | const auto number{ToIntegral<uint32_t>(item)}; |
40 | 0 | if (!number) { Branch (40:13): [True: 0, False: 0]
|
41 | 0 | return false; |
42 | 0 | } |
43 | 0 | path |= *number; |
44 | |
|
45 | 0 | keypath.push_back(path); |
46 | 0 | first = false; |
47 | 0 | } |
48 | 0 | return true; |
49 | 0 | } |
50 | | |
51 | | std::string FormatHDKeypath(const std::vector<uint32_t>& path, bool apostrophe) |
52 | 354k | { |
53 | 354k | std::string ret; |
54 | 1.41M | for (auto i : path) { Branch (54:17): [True: 1.41M, False: 354k]
|
55 | 1.41M | ret += strprintf("/%i", (i << 1) >> 1); |
56 | 1.41M | if (i >> 31) ret += apostrophe ? '\'' : 'h'; Branch (56:13): [True: 1.06M, False: 354k]
Branch (56:29): [True: 266k, False: 798k]
|
57 | 1.41M | } |
58 | 354k | return ret; |
59 | 354k | } |
60 | | |
61 | | std::string WriteHDKeypath(const std::vector<uint32_t>& keypath, bool apostrophe) |
62 | 0 | { |
63 | 0 | return "m" + FormatHDKeypath(keypath, apostrophe); |
64 | 0 | } |