blob: 952511831e3f9d2c972fb8d035a83464691c2317 [file] [log] [blame]
// Copyright 2017 The Crashpad Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include "util/file/directory_reader.h"
#include <string.h>
#include "base/check.h"
#include "base/logging.h"
namespace crashpad {
DirectoryReader::DirectoryReader()
: find_data_(), handle_(), first_entry_(false) {}
DirectoryReader::~DirectoryReader() {}
bool DirectoryReader::Open(const base::FilePath& path) {
if (path.empty()) {
LOG(ERROR) << "Empty directory path";
return false;
}
handle_.reset(
FindFirstFileEx(path.Append(FILE_PATH_LITERAL("*")).value().c_str(),
FindExInfoBasic,
&find_data_,
FindExSearchNameMatch,
nullptr,
FIND_FIRST_EX_LARGE_FETCH));
if (!handle_.is_valid()) {
PLOG(ERROR) << "FindFirstFile";
return false;
}
first_entry_ = true;
return true;
}
DirectoryReader::Result DirectoryReader::NextFile(base::FilePath* filename) {
DCHECK(handle_.is_valid());
if (!first_entry_) {
if (!FindNextFile(handle_.get(), &find_data_)) {
if (GetLastError() != ERROR_NO_MORE_FILES) {
PLOG(ERROR) << "FindNextFile";
return Result::kError;
} else {
return Result::kNoMoreFiles;
}
}
} else {
first_entry_ = false;
}
if (wcscmp(find_data_.cFileName, L".") == 0 ||
wcscmp(find_data_.cFileName, L"..") == 0) {
return NextFile(filename);
}
*filename = base::FilePath(find_data_.cFileName);
return Result::kSuccess;
}
} // namespace crashpad