1 | /**************************************************************************
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2 | *
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3 | * text.h -- Header file for compression related stuff
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4 | * Copyright (C) 1999 Rodger McNab
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5 | *
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6 | * This program is free software; you can redistribute it and/or modify
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7 | * it under the terms of the GNU General Public License as published by
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8 | * the Free Software Foundation; either version 2 of the License, or
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9 | * (at your option) any later version.
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10 | *
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11 | * This program is distributed in the hope that it will be useful,
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12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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14 | * GNU General Public License for more details.
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15 | *
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16 | * You should have received a copy of the GNU General Public License
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17 | * along with this program; if not, write to the Free Software
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18 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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19 | *
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20 | **************************************************************************/
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21 |
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22 | // UCArray currently contains all the basic reading and writing functions
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23 | #include "UCArray.h"
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24 | #include "text.h"
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25 |
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26 | compressed_text_header::compressed_text_header () {
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27 | Clear();
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28 | }
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29 |
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30 | void compressed_text_header::Clear () {
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31 | num_of_docs = 0;
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32 | num_of_words = 0;
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33 | num_of_bytes = 0.0;
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34 | }
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35 |
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36 |
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37 | bool compressed_text_header::Read (FILE *f) {
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38 | return (ReadUL (f, num_of_docs) &&
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39 | ReadUL (f, num_of_words) &&
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40 | ReadD (f, num_of_bytes));
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41 | }
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42 |
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43 | bool compressed_text_header::Write (FILE *f) const {
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44 | return (WriteUL (f, num_of_docs) &&
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45 | WriteUL (f, num_of_words) &&
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46 | WriteD (f, num_of_bytes));
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47 | }
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48 |
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49 |
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50 | auxiliary_dict::auxiliary_dict () {
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51 | word_data[0] = NULL;
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52 | word_data[1] = NULL;
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53 | words[0] = NULL;
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54 | words[1] = NULL;
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55 | }
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56 |
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57 | auxiliary_dict::~auxiliary_dict () {
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58 | Clear ();
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59 | }
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60 |
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61 | void auxiliary_dict::Clear () {
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62 | if (word_data[0] != NULL) {
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63 | delete []word_data[0];
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64 | word_data[0] = NULL;
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65 | }
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66 | if (word_data[1] != NULL) {
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67 | delete []word_data[1];
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68 | word_data[1] = NULL;
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69 | }
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70 | if (words[0] != NULL) {
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71 | delete []words[0];
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72 | words[0] = NULL;
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73 | }
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74 | if (words[1] != NULL) {
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75 | delete []words[1];
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76 | words[1] = NULL;
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77 | }
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78 | }
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79 |
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80 |
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81 | compression_dict::compression_dict () {
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82 | int which;
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83 | for (which = 0; which < 2; ++which) {
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84 | cfh[which] = NULL;
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85 | values[which] = NULL;
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86 | escape[which] = NULL;
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87 | chars_huff[which] = NULL;
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88 | chars_vals[which] = NULL;
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89 | lens_huff[which] = NULL;
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90 | lens_vals[which] = NULL;
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91 | }
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92 |
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93 | MemForCompDict = 0;
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94 | ad = NULL;
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95 | fast_loaded = 0;
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96 | }
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97 |
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98 | compression_dict::~compression_dict () {
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99 | Clear ();
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100 | }
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101 |
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102 | void compression_dict::Clear () {
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103 | int which;
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104 | for (which = 0; which < 2; ++which) {
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105 | if (cfh[which] != NULL) {
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106 | delete cfh[which];
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107 | cfh[which] = NULL;
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108 | }
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109 | if (values[which] != NULL) {
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110 | delete []values[which][0][0];
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111 | delete []values[which][0];
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112 | delete []values[which];
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113 | values[which] = NULL;
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114 | }
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115 | if (escape[which] != NULL) { // don't know if needed
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116 | //delete escape[which]; // this was causing a seg fault
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117 | escape[which] = NULL;
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118 | }
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119 | if (chars_huff[which] != NULL) {
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120 | delete chars_huff[which];
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121 | chars_huff[which] = NULL;
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122 | }
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123 | if (chars_vals[which] != NULL) {
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124 | delete []chars_vals[which][0];
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125 | delete []chars_vals[which];
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126 | chars_vals[which] = NULL;
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127 | }
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128 | if (lens_huff[which] != NULL) {
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129 | delete lens_huff[which];
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130 | lens_huff[which] = NULL;
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131 | }
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132 | if (lens_vals[which] != NULL) {
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133 | delete []lens_vals[which][0];
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134 | delete []lens_vals[which];
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135 | lens_vals[which] = NULL;
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136 | }
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137 | }
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138 |
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139 | if (ad != NULL) {
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140 | delete ad;
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141 | ad = NULL;
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142 | }
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143 |
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144 | MemForCompDict = 0;
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145 | fast_loaded = 0;
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146 | }
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