1 | #ifndef CHANNELSLOT_H |
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2 | #define CHANNELSLOT_H |
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3 | |
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4 | struct channelslot* addchannelslot(char *line, int count, struct channelslot* last) |
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5 | { |
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6 | struct channelslot *newnode = NULL, *prev = NULL, *node = channelslot; |
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7 | int ret = 0; |
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8 | |
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9 | newnode = (struct channelslot*)calloc(1, sizeof(struct channelslot)); |
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10 | if(newnode == NULL) |
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11 | { |
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12 | err("no memory"); |
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13 | return NULL; |
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14 | } |
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15 | |
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16 | ret = sscanf(line, "%llu#%d#%d", &newnode->transponderid, &newnode->serviceid, &newnode->slot); |
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17 | if(ret != 3) |
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18 | { |
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19 | if(count > 0) |
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20 | { |
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21 | err("channelslot line %d not ok", count); |
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22 | } |
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23 | else |
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24 | { |
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25 | err("add channelslot"); |
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26 | } |
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27 | free(newnode); |
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28 | return NULL; |
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29 | } |
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30 | |
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31 | status.writechannelslot = 1; |
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32 | |
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33 | if(last == NULL) |
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34 | { |
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35 | while(node != NULL) |
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36 | { |
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37 | prev = node; |
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38 | node = node->next; |
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39 | } |
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40 | } |
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41 | else |
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42 | { |
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43 | prev = last; |
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44 | node = last->next; |
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45 | } |
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46 | |
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47 | if(prev == NULL) |
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48 | channelslot = newnode; |
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49 | else |
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50 | prev->next = newnode; |
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51 | |
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52 | newnode->next = node; |
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53 | |
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54 | return newnode; |
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55 | } |
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56 | |
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57 | struct channelslot* getchannelslot(int serviceid, uint64_t transponderid) |
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58 | { |
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59 | struct channelslot *node = channelslot; |
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60 | |
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61 | while(node != NULL) |
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62 | { |
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63 | if(node->serviceid == serviceid && node->transponderid == transponderid) |
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64 | return node; |
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65 | node = node->next; |
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66 | } |
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67 | |
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68 | return NULL; |
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69 | } |
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70 | |
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71 | int readchannelslot(char* filename) |
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72 | { |
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73 | FILE *fd = NULL; |
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74 | char* fileline = NULL; |
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75 | int linecount = 0, len = 0; |
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76 | struct channelslot* last = NULL, *tmplast = NULL; |
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77 | |
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78 | fileline = malloc(MINMALLOC); |
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79 | if(fileline == NULL) |
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80 | { |
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81 | err("no memory"); |
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82 | return 1; |
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83 | } |
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84 | |
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85 | fd = fopen(filename, "r"); |
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86 | if(fd == NULL) |
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87 | { |
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88 | perr("can't open %s", filename); |
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89 | free(fileline); |
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90 | return 1; |
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91 | } |
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92 | |
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93 | while(fgets(fileline, MINMALLOC, fd) != NULL) |
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94 | { |
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95 | if(fileline[0] == '#' || fileline[0] == '\n') |
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96 | continue; |
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97 | len = strlen(fileline) - 1; |
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98 | if(len >= 0 && fileline[len] == '\n') |
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99 | fileline[len] = '\0'; |
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100 | len--; |
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101 | if(len >= 0 && fileline[len] == '\r') |
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102 | fileline[len] = '\0'; |
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103 | |
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104 | linecount++; |
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105 | |
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106 | if(last == NULL) last = tmplast; |
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107 | last = addchannelslot(fileline, linecount, last); |
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108 | if(last != NULL) tmplast = last; |
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109 | } |
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110 | |
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111 | status.writechannelslot = 0; |
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112 | free(fileline); |
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113 | fclose(fd); |
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114 | return 0; |
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115 | } |
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116 | |
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117 | int delchannelslot(int serviceid, uint64_t transponderid) |
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118 | { |
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119 | int ret = 1; |
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120 | struct channelslot *node = channelslot, *prev = channelslot; |
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121 | |
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122 | while(node != NULL) |
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123 | { |
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124 | if(node->serviceid == serviceid && node->transponderid == transponderid) |
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125 | { |
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126 | status.writechannelslot = 1; |
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127 | if(node == channelslot) |
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128 | channelslot = node->next; |
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129 | else |
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130 | prev->next = node->next; |
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131 | |
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132 | free(node); |
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133 | node = NULL; |
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134 | ret = 0; |
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135 | break; |
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136 | } |
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137 | |
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138 | prev = node; |
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139 | node = node->next; |
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140 | } |
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141 | return ret; |
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142 | } |
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143 | |
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144 | void freechannelslot() |
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145 | { |
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146 | struct channelslot *node = channelslot, *prev = channelslot; |
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147 | |
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148 | while(node != NULL) |
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149 | { |
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150 | prev = node; |
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151 | node = node->next; |
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152 | if(prev != NULL) |
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153 | delchannelslot(prev->serviceid, prev->transponderid); |
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154 | } |
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155 | } |
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156 | |
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157 | int writechannelslot(char *filename) |
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158 | { |
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159 | FILE *fd = NULL; |
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160 | struct channelslot *node = channelslot; |
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161 | int ret = 0; |
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162 | |
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163 | fd = fopen(filename, "w"); |
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164 | if(fd == NULL) |
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165 | { |
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166 | perr("can't open %s", filename); |
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167 | return 1; |
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168 | } |
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169 | |
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170 | while(node != NULL) |
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171 | { |
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172 | ret = fprintf(fd, "%llu#%d#%d\n", node->transponderid, node->serviceid, node->slot); |
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173 | if(ret < 0) |
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174 | { |
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175 | perr("writting file %s", filename); |
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176 | } |
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177 | node = node->next; |
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178 | } |
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179 | |
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180 | fclose(fd); |
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181 | return 0; |
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182 | } |
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183 | |
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184 | #endif |
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