1 /* 2 * Copyright (C) 2013, The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #ifndef LATINIME_VER4_DICT_CONSTANTS_H 18 #define LATINIME_VER4_DICT_CONSTANTS_H 19 20 #include "defines.h" 21 22 #include <cstddef> 23 24 namespace latinime { 25 26 // TODO: Create PtConstants under the pt_common and move some constant values there. 27 // Note that there are corresponding definitions in FormatSpec.java. 28 class Ver4DictConstants { 29 public: 30 static const char *const BODY_FILE_EXTENSION; 31 static const char *const HEADER_FILE_EXTENSION; 32 static const int MAX_DICTIONARY_SIZE; 33 static const int MAX_DICT_EXTENDED_REGION_SIZE; 34 35 static const size_t NUM_OF_CONTENT_BUFFERS_IN_BODY_FILE; 36 static const int TRIE_BUFFER_INDEX; 37 static const int TERMINAL_ADDRESS_LOOKUP_TABLE_BUFFER_INDEX; 38 static const int LANGUAGE_MODEL_BUFFER_INDEX; 39 static const int BIGRAM_BUFFERS_INDEX; 40 static const int SHORTCUT_BUFFERS_INDEX; 41 42 static const int NOT_A_TERMINAL_ID; 43 static const int PROBABILITY_SIZE; 44 static const int FLAGS_IN_PROBABILITY_FILE_SIZE; 45 static const int TERMINAL_ADDRESS_TABLE_ADDRESS_SIZE; 46 static const int NOT_A_TERMINAL_ADDRESS; 47 static const int TERMINAL_ID_FIELD_SIZE; 48 static const int TIME_STAMP_FIELD_SIZE; 49 static const int WORD_LEVEL_FIELD_SIZE; 50 static const int WORD_COUNT_FIELD_SIZE; 51 52 static const int BIGRAM_ADDRESS_TABLE_BLOCK_SIZE; 53 static const int BIGRAM_ADDRESS_TABLE_DATA_SIZE; 54 static const int SHORTCUT_ADDRESS_TABLE_BLOCK_SIZE; 55 static const int SHORTCUT_ADDRESS_TABLE_DATA_SIZE; 56 57 static const int BIGRAM_FLAGS_FIELD_SIZE; 58 static const int BIGRAM_TARGET_TERMINAL_ID_FIELD_SIZE; 59 static const int INVALID_BIGRAM_TARGET_TERMINAL_ID; 60 static const int BIGRAM_IS_LINK_MASK; 61 static const int BIGRAM_PROBABILITY_MASK; 62 // Used when bigram list has time stamp. 63 static const int BIGRAM_LARGE_PROBABILITY_FIELD_SIZE; 64 65 static const int SHORTCUT_FLAGS_FIELD_SIZE; 66 static const int SHORTCUT_PROBABILITY_MASK; 67 static const int SHORTCUT_HAS_NEXT_MASK; 68 69 private: 70 DISALLOW_IMPLICIT_CONSTRUCTORS(Ver4DictConstants); 71 72 static const size_t NUM_OF_BUFFERS_FOR_SINGLE_DICT_CONTENT; 73 static const size_t NUM_OF_BUFFERS_FOR_SPARSE_TABLE_DICT_CONTENT; 74 static const size_t NUM_OF_BUFFERS_FOR_LANGUAGE_MODEL_DICT_CONTENT; 75 }; 76 } // namespace latinime 77 #endif /* LATINIME_VER4_DICT_CONSTANTS_H */ 78