1/* 2 * Copyright 2011 Google Inc. All Rights Reserved. 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#include "sfntly/table/header.h" 18 19namespace sfntly { 20 21/****************************************************************************** 22 * Header class 23 ******************************************************************************/ 24Header::Header(int32_t tag) 25 : tag_(tag), 26 offset_(0), 27 offset_valid_(false), 28 length_(0), 29 length_valid_(false), 30 checksum_(0), 31 checksum_valid_(false) { 32} 33 34Header::Header(int32_t tag, int32_t length) 35 : tag_(tag), 36 offset_(0), 37 offset_valid_(false), 38 length_(length), 39 length_valid_(true), 40 checksum_(0), 41 checksum_valid_(false) { 42} 43 44Header::Header(int32_t tag, int64_t checksum, int32_t offset, int32_t length) 45 : tag_(tag), 46 offset_(offset), 47 offset_valid_(true), 48 length_(length), 49 length_valid_(true), 50 checksum_(checksum), 51 checksum_valid_(true) { 52} 53 54Header::~Header() {} 55 56bool HeaderComparatorByOffset::operator() (const HeaderPtr lhs, 57 const HeaderPtr rhs) { 58 return lhs->offset_ > rhs->offset_; 59} 60 61bool HeaderComparatorByTag::operator() (const HeaderPtr lhs, 62 const HeaderPtr rhs) { 63 return lhs->tag_ > rhs->tag_; 64} 65 66} // namespace sfntly 67