11320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci// Copyright 2014 PDFium Authors. All rights reserved.
21320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci// Use of this source code is governed by a BSD-style license that can be
31320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci// found in the LICENSE file.
41320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci
51320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
61320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci
71320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci#include "JBig2_Segment.h"
81320f92c476a1ad9d19dba2a48c72b75566198e9Primiano TucciCJBig2_Segment::CJBig2_Segment()
91320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci{
101320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci    init();
111320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci}
121320f92c476a1ad9d19dba2a48c72b75566198e9Primiano TucciCJBig2_Segment::~CJBig2_Segment()
131320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci{
141320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci    clean();
151320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci}
161320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tuccivoid CJBig2_Segment::init()
171320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci{
181320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci    m_dwNumber = 0;
191320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci    m_cFlags.c = 0;
201320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci    m_nReferred_to_segment_count = 0;
211320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci    m_pReferred_to_segment_numbers = NULL;
221320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci    m_dwPage_association = 0;
231320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci    m_dwData_length = 0;
241320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci    m_dwHeader_Length = 0;
251320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci    m_pData = NULL;
261320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci    m_State = JBIG2_SEGMENT_HEADER_UNPARSED;
271320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci    m_nResultType = JBIG2_VOID_POINTER;
281320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci    m_Result.vd = NULL;
291320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci}
301320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tuccivoid CJBig2_Segment::clean()
311320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci{
321320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci    if(m_pReferred_to_segment_numbers) {
33        m_pModule->JBig2_Free(m_pReferred_to_segment_numbers);
34    }
35    if(m_Result.vd) {
36        switch(m_nResultType) {
37            case JBIG2_IMAGE_POINTER:
38                delete m_Result.im;
39                break;
40            case JBIG2_SYMBOL_DICT_POINTER:
41                delete m_Result.sd;
42                break;
43            case JBIG2_PATTERN_DICT_POINTER:
44                delete m_Result.pd;
45                break;
46            case JBIG2_HUFFMAN_TABLE_POINTER:
47                delete m_Result.ht;
48                break;
49            default:
50                m_pModule->JBig2_Free(m_Result.vd);
51        }
52    }
53}
54