| Directory: | cvmfs/ |
|---|---|
| File: | cvmfs/shortstring.cc |
| Date: | 2025-06-08 02:35:55 |
| Exec | Total | Coverage | |
|---|---|---|---|
| Lines: | 29 | 29 | 100.0% |
| Branches: | 24 | 26 | 92.3% |
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| 1 | /** | ||
| 2 | * This file is part of the CernVM File System. | ||
| 3 | * | ||
| 4 | * Some common functions. | ||
| 5 | */ | ||
| 6 | |||
| 7 | |||
| 8 | #include "shortstring.h" | ||
| 9 | |||
| 10 | #ifdef CVMFS_NAMESPACE_GUARD | ||
| 11 | namespace CVMFS_NAMESPACE_GUARD { | ||
| 12 | #endif | ||
| 13 | |||
| 14 | 1035 | PathString GetParentPath(const PathString &path) { | |
| 15 | 1035 | const int length = static_cast<int>(path.GetLength()); | |
| 16 |
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1035 | if (length == 0) |
| 17 | 1 | return path; | |
| 18 | 1034 | const char *chars = path.GetChars(); | |
| 19 | |||
| 20 |
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4071 | for (int i = length - 1; i >= 0; --i) { |
| 21 |
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4070 | if (chars[i] == '/') |
| 22 | 1033 | return PathString(chars, i); | |
| 23 | } | ||
| 24 | |||
| 25 | 1 | return path; | |
| 26 | } | ||
| 27 | |||
| 28 | 4 | NameString GetFileName(const PathString &path) { | |
| 29 | 4 | NameString name; | |
| 30 | 4 | const int length = static_cast<int>(path.GetLength()); | |
| 31 | 4 | const char *chars = path.GetChars(); | |
| 32 | |||
| 33 | int i; | ||
| 34 |
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17 | for (i = length - 1; i >= 0; --i) { |
| 35 |
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16 | if (chars[i] == '/') |
| 36 | 3 | break; | |
| 37 | } | ||
| 38 | 4 | i++; | |
| 39 |
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4 | if (i < length) { |
| 40 |
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3 | name.Append(chars + i, length - i); |
| 41 | } | ||
| 42 | |||
| 43 | 4 | return name; | |
| 44 | } | ||
| 45 | |||
| 46 | |||
| 47 | 44 | bool IsSubPath(const PathString& parent, const PathString& path) { | |
| 48 | // If parent is "", then any path is a subpath | ||
| 49 |
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44 | if (parent.GetLength() == 0) { |
| 50 | 38 | return true; | |
| 51 | } | ||
| 52 | |||
| 53 | // If the parent string is the prefix of the path string and either | ||
| 54 | // the strings are identical or the separator character is a "/", | ||
| 55 | // then the path is a subpath | ||
| 56 |
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11 | if (path.StartsWith(parent) && |
| 57 | 3 | ((path.GetLength() == parent.GetLength()) || | |
| 58 |
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2 | (path.GetChars()[parent.GetLength()] == '/') || |
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1 | (path.GetChars()[parent.GetLength() - 1] == '/'))) { |
| 60 | 2 | return true; | |
| 61 | } | ||
| 62 | |||
| 63 | 4 | return false; | |
| 64 | } | ||
| 65 | |||
| 66 | #ifdef CVMFS_NAMESPACE_GUARD | ||
| 67 | } // namespace CVMFS_NAMESPACE_GUARD | ||
| 68 | #endif | ||
| 69 |