xref: /aosp_15_r20/external/cronet/base/files/safe_base_name.cc (revision 6777b5387eb2ff775bb5750e3f5d96f37fb7352b)
1*6777b538SAndroid Build Coastguard Worker // Copyright 2021 The Chromium Authors
2*6777b538SAndroid Build Coastguard Worker // Use of this source code is governed by a BSD-style license that can be
3*6777b538SAndroid Build Coastguard Worker // found in the LICENSE file.
4*6777b538SAndroid Build Coastguard Worker 
5*6777b538SAndroid Build Coastguard Worker #include "base/files/safe_base_name.h"
6*6777b538SAndroid Build Coastguard Worker 
7*6777b538SAndroid Build Coastguard Worker namespace base {
8*6777b538SAndroid Build Coastguard Worker 
9*6777b538SAndroid Build Coastguard Worker // static
Create(const FilePath & path)10*6777b538SAndroid Build Coastguard Worker std::optional<SafeBaseName> SafeBaseName::Create(const FilePath& path) {
11*6777b538SAndroid Build Coastguard Worker   auto basename = path.BaseName();
12*6777b538SAndroid Build Coastguard Worker 
13*6777b538SAndroid Build Coastguard Worker   if (!basename.IsAbsolute() && !basename.ReferencesParent() &&
14*6777b538SAndroid Build Coastguard Worker       !basename.EndsWithSeparator()) {
15*6777b538SAndroid Build Coastguard Worker     return std::make_optional(SafeBaseName(basename));
16*6777b538SAndroid Build Coastguard Worker   }
17*6777b538SAndroid Build Coastguard Worker 
18*6777b538SAndroid Build Coastguard Worker   return std::nullopt;
19*6777b538SAndroid Build Coastguard Worker }
20*6777b538SAndroid Build Coastguard Worker 
21*6777b538SAndroid Build Coastguard Worker // static
Create(FilePath::StringPieceType path)22*6777b538SAndroid Build Coastguard Worker std::optional<SafeBaseName> SafeBaseName::Create(
23*6777b538SAndroid Build Coastguard Worker     FilePath::StringPieceType path) {
24*6777b538SAndroid Build Coastguard Worker   return Create(FilePath(path));
25*6777b538SAndroid Build Coastguard Worker }
26*6777b538SAndroid Build Coastguard Worker 
SafeBaseName(const FilePath & path)27*6777b538SAndroid Build Coastguard Worker SafeBaseName::SafeBaseName(const FilePath& path) : path_(path) {}
28*6777b538SAndroid Build Coastguard Worker 
operator ==(const SafeBaseName & that) const29*6777b538SAndroid Build Coastguard Worker bool SafeBaseName::operator==(const SafeBaseName& that) const {
30*6777b538SAndroid Build Coastguard Worker   return path_ == that.path_;
31*6777b538SAndroid Build Coastguard Worker }
32*6777b538SAndroid Build Coastguard Worker 
33*6777b538SAndroid Build Coastguard Worker }  // namespace base
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