1 | #ifndef MEDIADB_H |
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2 | #define MEDIADB_H |
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3 | |
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4 | struct mediadb |
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5 | { |
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6 | char* name; |
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7 | char* file; |
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8 | char* pic; |
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9 | struct mediadb* prev; |
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10 | struct mediadb* next; |
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11 | }; |
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12 | |
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13 | struct mediadb *mediadb = NULL; |
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14 | |
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15 | struct mediadb* getlastmediadb(struct mediadb* node) |
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16 | { |
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17 | debug(1000, "in"); |
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18 | struct mediadb *prev = NULL; |
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19 | |
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20 | while(node != NULL) |
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21 | { |
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22 | prev = node; |
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23 | node = node->next; |
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24 | } |
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25 | |
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26 | debug(1000, "out"); |
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27 | return prev; |
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28 | } |
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29 | |
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30 | int movemediadbdown(struct mediadb* node) |
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31 | { |
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32 | struct mediadb* prev = NULL, *next = NULL; |
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33 | |
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34 | if(node == NULL || mediadb == NULL) |
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35 | { |
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36 | debug(1000, "NULL detect"); |
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37 | return 1; |
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38 | } |
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39 | |
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40 | //last node |
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41 | if(node->next == NULL) |
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42 | { |
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43 | if(node->prev != NULL) |
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44 | node->prev->next = NULL; |
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45 | node->prev = NULL; |
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46 | node->next = mediadb; |
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47 | mediadb->prev = node; |
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48 | mediadb = node; |
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49 | return 0; |
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50 | } |
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51 | |
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52 | //haenge node aus |
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53 | if(node->prev != NULL) |
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54 | node->prev->next = node->next; |
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55 | else |
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56 | mediadb = node->next; |
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57 | node->next->prev = node->prev; |
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58 | |
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59 | //save nodes next and prev |
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60 | next = node->next; |
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61 | prev = node->prev; |
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62 | |
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63 | //haenge es eine pos nacher ein |
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64 | node->next = next->next; |
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65 | node->prev = next; |
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66 | |
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67 | if(next->next != NULL) |
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68 | next->next->prev = node; |
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69 | next->next = node; |
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70 | |
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71 | //status.writemediadb = 1; |
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72 | return 0; |
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73 | } |
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74 | |
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75 | int movemediadbup(struct mediadb* node) |
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76 | { |
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77 | struct mediadb* prev = NULL, *next = NULL, *last = NULL; |
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78 | |
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79 | if(node == NULL || mediadb == NULL) |
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80 | { |
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81 | debug(1000, "NULL detect"); |
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82 | return 1; |
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83 | } |
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84 | |
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85 | //first node |
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86 | if(node->prev == NULL) |
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87 | { |
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88 | last = getlastmediadb(mediadb); |
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89 | |
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90 | if(node->next != NULL) |
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91 | node->next->prev = NULL; |
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92 | mediadb = node->next; |
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93 | node->next = NULL; |
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94 | last->next = node; |
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95 | node->prev = last; |
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96 | return 0; |
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97 | } |
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98 | |
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99 | //haenge node aus |
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100 | node->prev->next = node->next; |
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101 | if(node->next != NULL) |
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102 | node->next->prev = node->prev; |
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103 | |
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104 | //save nodes next and prev |
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105 | next = node->next; |
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106 | prev = node->prev; |
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107 | |
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108 | //haenge es eine pos voher ein |
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109 | node->next = prev; |
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110 | node->prev = prev->prev; |
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111 | |
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112 | if(prev->prev != NULL) |
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113 | prev->prev->next = node; |
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114 | else |
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115 | mediadb = node; |
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116 | prev->prev = node; |
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117 | |
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118 | //status.writemediadb = 1; |
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119 | return 0; |
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120 | } |
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121 | |
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122 | struct mediadb* addmediadb(char *line, int count, struct mediadb* last) |
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123 | { |
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124 | //debug(1000, "in"); |
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125 | struct mediadb *newnode = NULL, *prev = NULL, *node = mediadb; |
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126 | char *name = NULL, *file = NULL, *pic = NULL; |
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127 | int ret = 0; |
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128 | |
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129 | if(line == NULL) return NULL; |
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130 | |
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131 | newnode = (struct mediadb*)malloc(sizeof(struct mediadb)); |
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132 | if(newnode == NULL) |
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133 | { |
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134 | err("no memory"); |
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135 | return NULL; |
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136 | } |
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137 | |
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138 | name = malloc(256); |
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139 | if(name == NULL) |
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140 | { |
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141 | err("no memory"); |
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142 | free(newnode); |
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143 | return NULL; |
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144 | } |
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145 | file = malloc(256); |
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146 | if(file == NULL) |
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147 | { |
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148 | err("no memory"); |
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149 | free(name); |
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150 | free(newnode); |
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151 | return NULL; |
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152 | } |
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153 | pic = malloc(256); |
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154 | if(pic == NULL) |
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155 | { |
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156 | err("no memory"); |
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157 | free(file); |
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158 | free(name); |
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159 | free(newnode); |
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160 | return NULL; |
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161 | } |
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162 | |
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163 | memset(newnode, 0, sizeof(struct mediadb)); |
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164 | |
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165 | //ret = sscanf(line, "%[^#]#%lu#%d#%d#%d#%"SCNu8"#%"SCNu8"#%"SCNu8"#%"SCNu16"#%"SCNu16"#%"SCNu8, name, &newnode->transponderid, &newnode->providerid, &newnode->serviceid, &newnode->servicetype, &newnode->flag, &newnode->videocodec, &newnode->audiocodec, &newnode->videopid, &newnode->audiopid, &newnode->protect); |
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166 | ret = sscanf(line, "%[^#]#%[^#]#%[^#]", name, file, pic); |
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167 | if(ret != 3) |
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168 | { |
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169 | if(count > 0) |
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170 | { |
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171 | err("mediadb line %d not ok or double", count); |
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172 | } |
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173 | else |
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174 | { |
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175 | err("add mediadb"); |
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176 | } |
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177 | free(pic); |
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178 | free(file); |
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179 | free(name); |
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180 | free(newnode); |
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181 | return NULL; |
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182 | } |
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183 | |
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184 | newnode->name = ostrcat(name, "", 1, 0); |
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185 | newnode->file = ostrcat(file, "", 1, 0); |
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186 | newnode->pic = ostrcat(pic, "", 1, 0); |
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187 | |
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188 | //modifymediadbcache(newnode->serviceid, newnode->transponderid, newnode); |
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189 | |
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190 | if(last == NULL) |
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191 | { |
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192 | while(node != NULL && strcasecmp(newnode->name, node->name) > 0) |
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193 | { |
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194 | prev = node; |
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195 | node = node->next; |
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196 | } |
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197 | } |
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198 | else |
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199 | { |
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200 | prev = last; |
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201 | node = last->next; |
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202 | } |
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203 | |
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204 | if(prev == NULL) |
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205 | mediadb = newnode; |
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206 | else |
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207 | { |
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208 | prev->next = newnode; |
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209 | newnode->prev = prev; |
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210 | } |
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211 | newnode->next = node; |
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212 | if(node != NULL) node->prev = newnode; |
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213 | |
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214 | //debug(1000, "out"); |
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215 | return newnode; |
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216 | } |
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217 | |
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218 | struct mediadb* createmediadb(char* name, unsigned long transponderid, int providerid, int serviceid, int servicetype, int flag, int videocodec, int audiocodec, int videopid, int audiopid, int protect) |
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219 | { |
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220 | struct mediadb* mnode = NULL; |
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221 | char* tmpstr = NULL; |
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222 | |
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223 | tmpstr = ostrcat(tmpstr, name, 1, 0); |
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224 | tmpstr = ostrcat(tmpstr, "#", 1, 0); |
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225 | tmpstr = ostrcat(tmpstr, olutoa(transponderid), 1, 1); |
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226 | tmpstr = ostrcat(tmpstr, "#", 1, 0); |
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227 | tmpstr = ostrcat(tmpstr, oitoa(providerid), 1, 1); |
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228 | tmpstr = ostrcat(tmpstr, "#", 1, 0); |
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229 | tmpstr = ostrcat(tmpstr, oitoa(serviceid), 1, 1); |
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230 | tmpstr = ostrcat(tmpstr, "#", 1, 0); |
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231 | tmpstr = ostrcat(tmpstr, oitoa(servicetype), 1, 1); |
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232 | tmpstr = ostrcat(tmpstr, "#", 1, 0); |
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233 | tmpstr = ostrcat(tmpstr, oitoa(flag), 1, 1); |
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234 | tmpstr = ostrcat(tmpstr, "#", 1, 0); |
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235 | tmpstr = ostrcat(tmpstr, oitoa(videocodec), 1, 1); |
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236 | tmpstr = ostrcat(tmpstr, "#", 1, 0); |
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237 | tmpstr = ostrcat(tmpstr, oitoa(audiocodec), 1, 1); |
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238 | tmpstr = ostrcat(tmpstr, "#", 1, 0); |
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239 | tmpstr = ostrcat(tmpstr, oitoa(videopid), 1, 1); |
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240 | tmpstr = ostrcat(tmpstr, "#", 1, 0); |
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241 | tmpstr = ostrcat(tmpstr, oitoa(audiopid), 1, 1); |
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242 | tmpstr = ostrcat(tmpstr, "#", 1, 0); |
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243 | tmpstr = ostrcat(tmpstr, oitoa(protect), 1, 1); |
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244 | |
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245 | mnode = addmediadb(tmpstr, 1, NULL); |
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246 | |
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247 | free(tmpstr); |
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248 | return mnode; |
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249 | } |
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250 | |
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251 | int readmediadb(const char* filename) |
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252 | { |
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253 | debug(1000, "in"); |
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254 | FILE *fd = NULL; |
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255 | char *fileline = NULL; |
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256 | int linecount = 0; |
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257 | struct mediadb* last = NULL, *tmplast = NULL; |
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258 | |
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259 | fileline = malloc(MINMALLOC); |
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260 | if(fileline == NULL) |
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261 | { |
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262 | err("no memory"); |
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263 | return 1; |
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264 | } |
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265 | |
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266 | fd = fopen(filename, "r"); |
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267 | if(fd == NULL) |
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268 | { |
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269 | perr("can't open %s", filename); |
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270 | free(fileline); |
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271 | return 1; |
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272 | } |
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273 | |
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274 | while(fgets(fileline, MINMALLOC, fd) != NULL) |
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275 | { |
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276 | if(fileline[0] == '#' || fileline[0] == '\n') |
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277 | continue; |
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278 | if(fileline[strlen(fileline) - 1] == '\n') |
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279 | fileline[strlen(fileline) - 1] = '\0'; |
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280 | if(fileline[strlen(fileline) - 1] == '\r') |
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281 | fileline[strlen(fileline) - 1] = '\0'; |
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282 | |
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283 | linecount++; |
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284 | |
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285 | if(last == NULL) last = tmplast; |
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286 | last = addmediadb(fileline, linecount, last); |
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287 | if(last != NULL) tmplast = last; |
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288 | } |
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289 | |
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290 | //status.writemediadb = 0; |
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291 | free(fileline); |
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292 | fclose(fd); |
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293 | return 0; |
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294 | } |
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295 | |
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296 | int delmediadb(struct mediadb* mnode, int flag) |
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297 | { |
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298 | debug(1000, "in"); |
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299 | int ret = 1; |
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300 | struct mediadb *node = mediadb, *prev = mediadb; |
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301 | |
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302 | while(node != NULL) |
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303 | { |
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304 | if(node == mnode) |
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305 | { |
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306 | ret = 0; |
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307 | if(node == mediadb) |
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308 | { |
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309 | mediadb = node->next; |
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310 | if(mediadb != NULL) |
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311 | mediadb->prev = NULL; |
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312 | } |
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313 | else |
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314 | { |
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315 | prev->next = node->next; |
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316 | if(node->next != NULL) |
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317 | node->next->prev = prev; |
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318 | } |
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319 | |
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320 | //delmediadbcache(node->serviceid, node->transponderid); |
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321 | |
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322 | free(node->name); |
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323 | node->name = NULL; |
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324 | |
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325 | free(node); |
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326 | node = NULL; |
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327 | |
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328 | break; |
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329 | } |
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330 | |
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331 | prev = node; |
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332 | node = node->next; |
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333 | } |
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334 | |
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335 | debug(1000, "out"); |
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336 | return ret; |
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337 | } |
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338 | |
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339 | void freemediadb(int flag) |
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340 | { |
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341 | debug(1000, "in"); |
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342 | struct mediadb *node = mediadb, *prev = mediadb; |
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343 | |
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344 | while(node != NULL) |
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345 | { |
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346 | prev = node; |
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347 | node = node->next; |
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348 | if(prev != NULL) |
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349 | delmediadb(prev, flag); |
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350 | } |
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351 | debug(1000, "out"); |
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352 | } |
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353 | |
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354 | int writemediadb(const char *filename) |
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355 | { |
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356 | debug(1000, "in"); |
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357 | FILE *fd = NULL; |
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358 | struct mediadb *node = mediadb; |
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359 | int ret = 0; |
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360 | |
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361 | fd = fopen(filename, "w"); |
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362 | if(fd == NULL) |
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363 | { |
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364 | perr("can't open %s", filename); |
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365 | return 1; |
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366 | } |
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367 | |
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368 | while(node != NULL) |
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369 | { |
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370 | ret = fprintf(fd, "%s#%s#%s\n", node->name, node->file, node->pic); |
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371 | if(ret < 0) |
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372 | { |
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373 | perr("writting file %s", filename); |
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374 | } |
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375 | node = node->next; |
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376 | } |
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377 | |
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378 | fclose(fd); |
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379 | debug(1000, "out"); |
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380 | return 0; |
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381 | } |
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382 | |
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383 | #endif |
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