| // Copyright 2010-2014, Google Inc. |
| // All rights reserved. |
| // |
| // Redistribution and use in source and binary forms, with or without |
| // modification, are permitted provided that the following conditions are |
| // met: |
| // |
| // * Redistributions of source code must retain the above copyright |
| // notice, this list of conditions and the following disclaimer. |
| // * Redistributions in binary form must reproduce the above |
| // copyright notice, this list of conditions and the following disclaimer |
| // in the documentation and/or other materials provided with the |
| // distribution. |
| // * Neither the name of Google Inc. nor the names of its |
| // contributors may be used to endorse or promote products derived from |
| // this software without specific prior written permission. |
| // |
| // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| #include "dictionary/file/dictionary_file.h" |
| |
| #include <string> |
| #include <vector> |
| |
| #include "base/logging.h" |
| #include "base/mmap.h" |
| #include "dictionary/file/codec_interface.h" |
| #include "dictionary/file/section.h" |
| |
| namespace mozc { |
| |
| DictionaryFile::DictionaryFile() {} |
| |
| DictionaryFile::~DictionaryFile() {} |
| |
| bool DictionaryFile::OpenFromFile(const string &file) { |
| mapping_.reset(new Mmap()); |
| CHECK(mapping_->Open(file.c_str())); |
| return OpenFromImage(mapping_->begin(), mapping_->size()); |
| } |
| |
| bool DictionaryFile::OpenFromImage(const char *image, int length) { |
| sections_.clear(); |
| const bool result = |
| DictionaryFileCodecFactory::GetCodec()->ReadSections( |
| image, length, §ions_); |
| return result; |
| } |
| |
| const char *DictionaryFile::GetSection(const string §ion_name, |
| int *len) const { |
| DCHECK(len); |
| const string name = |
| DictionaryFileCodecFactory::GetCodec()->GetSectionName(section_name); |
| for (size_t i = 0; i < sections_.size(); ++i) { |
| if (sections_[i].name == name) { |
| *len = sections_[i].len; |
| return sections_[i].ptr; |
| } |
| } |
| return NULL; |
| } |
| } // namespace mozc |