1 | #ifndef EIT_H |
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2 | #define EIT_H |
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3 | |
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4 | void debugepg() |
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5 | { |
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6 | struct channel* chnode = channel; |
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7 | struct epg* epgnode = NULL; |
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8 | |
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9 | while(chnode != NULL) |
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10 | { |
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11 | if(chnode->epg != NULL) |
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12 | { |
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13 | printf("\nChannel %s\n", chnode->name); |
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14 | epgnode = chnode->epg; |
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15 | while(epgnode != NULL) |
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16 | { |
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17 | printf("EventID: %d\n", epgnode->eventid); |
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18 | printf("Start: %ld\n", epgnode->starttime); |
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19 | printf("Stop: %ld\n", epgnode->endtime); |
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20 | printf("Title: %s\n", epgnode->title); |
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21 | printf("Subtitle: %s\n", epgnode->subtitle); |
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22 | //printf("Desc: %s\n", epgnode->desc); |
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23 | epgnode = epgnode->next; |
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24 | } |
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25 | printf("\n"); |
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26 | } |
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27 | chnode = chnode->next; |
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28 | } |
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29 | } |
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30 | |
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31 | char* createwriteepg(int* buflen) |
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32 | { |
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33 | struct channel *chnode = channel; |
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34 | struct epg* epgnode = NULL; |
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35 | char* buf = NULL; |
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36 | int len = 0, newlen = 0; |
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37 | |
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38 | m_lock(&status.epgmutex, 4); |
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39 | |
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40 | while(chnode != NULL) |
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41 | { |
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42 | epgnode = chnode->epg; |
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43 | while(epgnode != NULL) |
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44 | { |
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45 | if(*buflen + (MINMALLOC * 2) >= newlen) |
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46 | { |
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47 | newlen = *buflen + (MINMALLOC * 100); |
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48 | buf = realloc(buf, newlen); |
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49 | if(buf == NULL) |
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50 | { |
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51 | err("no mem"); |
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52 | *buflen = 0; |
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53 | m_unlock(&status.epgmutex, 4); |
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54 | return NULL; |
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55 | } |
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56 | } |
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57 | |
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58 | memcpy(buf + *buflen, &chnode->serviceid, sizeof(int)); |
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59 | *buflen += sizeof(int); |
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60 | memcpy(buf + *buflen, &chnode->transponderid, sizeof(uint64_t)); |
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61 | *buflen += sizeof(uint64_t); |
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62 | memcpy(buf + *buflen, &epgnode->eventid, sizeof(int)); |
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63 | *buflen += sizeof(int); |
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64 | memcpy(buf + *buflen, &epgnode->version, sizeof(int)); |
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65 | *buflen += sizeof(int); |
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66 | memcpy(buf + *buflen, &epgnode->parentalrating, sizeof(int)); |
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67 | *buflen += sizeof(int); |
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68 | memcpy(buf + *buflen, &epgnode->starttime, sizeof(time_t)); |
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69 | *buflen += sizeof(int); |
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70 | memcpy(buf + *buflen, &epgnode->endtime, sizeof(time_t)); |
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71 | *buflen += sizeof(int); |
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72 | |
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73 | len = 0; |
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74 | if(epgnode->title != NULL) |
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75 | len = strlen(epgnode->title); |
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76 | memcpy(buf + *buflen, &len, sizeof(int)); |
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77 | *buflen += sizeof(int); |
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78 | if(epgnode->title != NULL && len > 0) |
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79 | { |
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80 | memcpy(buf + *buflen, epgnode->title, len); |
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81 | *buflen += len; |
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82 | } |
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83 | |
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84 | len = 0; |
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85 | if(epgnode->subtitle != NULL) |
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86 | len = strlen(epgnode->subtitle); |
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87 | memcpy(buf + *buflen, &len, sizeof(int)); |
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88 | *buflen += sizeof(int); |
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89 | if(epgnode->subtitle != NULL && len > 0) |
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90 | { |
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91 | memcpy(buf + *buflen, epgnode->subtitle, len); |
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92 | *buflen += len; |
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93 | } |
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94 | |
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95 | if(epgnode->desc == NULL) |
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96 | { |
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97 | epgnode->desclen = 0; |
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98 | epgnode->desccomplen = 0; |
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99 | } |
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100 | memcpy(buf + *buflen, &epgnode->desclen, sizeof(int)); |
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101 | *buflen += sizeof(int); |
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102 | memcpy(buf + *buflen, &epgnode->desccomplen, sizeof(int)); |
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103 | *buflen += sizeof(int); |
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104 | |
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105 | len = epgnode->desccomplen; |
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106 | if(len == 0) |
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107 | len = epgnode->desclen; |
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108 | if(epgnode->desc != NULL) |
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109 | { |
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110 | memcpy(buf + *buflen, epgnode->desc, len); |
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111 | *buflen += len; |
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112 | } |
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113 | |
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114 | epgnode = epgnode->next; |
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115 | } |
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116 | |
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117 | chnode = chnode->next; |
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118 | } |
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119 | |
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120 | m_unlock(&status.epgmutex, 4); |
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121 | return buf; |
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122 | } |
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123 | |
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124 | int writeepgfast(const char* filename, char* buf, int buflen) |
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125 | { |
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126 | FILE *fd = NULL; |
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127 | int ret; |
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128 | |
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129 | if(buf == NULL || buflen == 0) return 1; |
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130 | |
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131 | fd = fopen(filename, "wbt"); |
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132 | if(fd == NULL) |
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133 | { |
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134 | perr("can't open %s", filename); |
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135 | return 1; |
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136 | } |
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137 | |
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138 | unsigned long long freespace = getfreespace((char*)filename); |
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139 | unsigned long long epgfreespace = getconfigint("epgfreespace", NULL) * 1024; |
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140 | |
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141 | if(freespace - buflen < epgfreespace) |
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142 | { |
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143 | err("fastwrite out of space freespace=%llu epgfreespace=%llu (%s)", freespace - buflen, epgfreespace, filename); |
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144 | fclose(fd); |
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145 | return 1; |
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146 | } |
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147 | |
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148 | ret = fwrite(buf, buflen, 1, fd); |
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149 | |
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150 | if(ret != 1) |
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151 | { |
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152 | perr("fast writting file %s", filename); |
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153 | fclose(fd); |
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154 | return 1; |
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155 | } |
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156 | |
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157 | fclose(fd); |
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158 | return 0; |
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159 | } |
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160 | |
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161 | int writeepgslow(const char* filename) |
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162 | { |
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163 | FILE *fd = NULL; |
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164 | struct channel *chnode = channel; |
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165 | struct epg* epgnode = NULL; |
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166 | int ret = 0, len = 0, count = 0, checkcount = 0, err = 0; |
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167 | |
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168 | m_lock(&status.epgmutex, 4); |
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169 | |
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170 | fd = fopen(filename, "wbt"); |
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171 | if(fd == NULL) |
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172 | { |
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173 | perr("can't open %s", filename); |
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174 | m_unlock(&status.epgmutex, 4); |
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175 | return 1; |
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176 | } |
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177 | |
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178 | unsigned long long freespace = getfreespace((char*)filename); |
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179 | unsigned long long epgfreespace = getconfigint("epgfreespace", NULL) * 1024; |
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180 | |
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181 | while(chnode != NULL) |
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182 | { |
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183 | epgnode = chnode->epg; |
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184 | while(epgnode != NULL) |
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185 | { |
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186 | ret = 0, count = 0; |
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187 | ret += fwrite(&chnode->serviceid, sizeof(int), 1, fd); count++; |
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188 | freespace -= sizeof(int); |
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189 | ret += fwrite(&chnode->transponderid, sizeof(uint64_t), 1, fd); count++; |
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190 | freespace -= sizeof(uint64_t); |
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191 | ret += fwrite(&epgnode->eventid, sizeof(int), 1, fd); count++; |
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192 | freespace -= sizeof(int); |
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193 | ret += fwrite(&epgnode->version, sizeof(int), 1, fd); count++; |
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194 | freespace -= sizeof(int); |
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195 | ret += fwrite(&epgnode->parentalrating, sizeof(int), 1, fd); count++; |
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196 | freespace -= sizeof(int); |
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197 | ret += fwrite(&epgnode->starttime, sizeof(time_t), 1, fd); count++; |
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198 | freespace -= sizeof(time_t); |
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199 | ret += fwrite(&epgnode->endtime, sizeof(time_t), 1, fd); count++; |
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200 | freespace -= sizeof(time_t); |
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201 | |
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202 | len = 0; |
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203 | if(epgnode->title != NULL) |
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204 | len = strlen(epgnode->title); |
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205 | ret += fwrite(&len, sizeof(int), 1, fd); count++; |
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206 | freespace -= sizeof(int); |
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207 | if(epgnode->title != NULL && len > 0) |
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208 | { |
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209 | ret += fwrite(epgnode->title, len, 1, fd); |
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210 | freespace -= len; |
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211 | count++; |
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212 | } |
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213 | |
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214 | len = 0; |
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215 | if(epgnode->subtitle != NULL) |
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216 | len = strlen(epgnode->subtitle); |
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217 | ret += fwrite(&len, sizeof(int), 1, fd); count++; |
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218 | freespace -= sizeof(int); |
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219 | if(epgnode->subtitle != NULL && len > 0) |
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220 | { |
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221 | ret += fwrite(epgnode->subtitle, len, 1, fd); |
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222 | freespace -= len; |
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223 | count++; |
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224 | } |
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225 | |
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226 | if(epgnode->desc == NULL) |
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227 | { |
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228 | epgnode->desclen = 0; |
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229 | epgnode->desccomplen = 0; |
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230 | } |
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231 | ret += fwrite(&epgnode->desclen, sizeof(int), 1, fd); count++; |
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232 | freespace -= sizeof(int); |
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233 | ret += fwrite(&epgnode->desccomplen, sizeof(int), 1, fd); count++; |
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234 | freespace -= sizeof(int); |
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235 | |
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236 | len = epgnode->desccomplen; |
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237 | if(len == 0) |
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238 | len = epgnode->desclen; |
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239 | if(epgnode->desc != NULL) |
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240 | { |
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241 | ret += fwrite(epgnode->desc, len, 1, fd); |
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242 | freespace -= len; |
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243 | count++; |
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244 | } |
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245 | |
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246 | if(ret != count) |
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247 | { |
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248 | perr("writting file %s", filename); |
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249 | if(errno == ENOSPC) |
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250 | { |
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251 | err = 1; |
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252 | break; |
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253 | } |
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254 | } |
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255 | |
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256 | //recheck freespace |
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257 | checkcount++; |
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258 | if(checkcount > 10) |
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259 | { |
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260 | checkcount = 0; |
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261 | freespace = getfreespace((char*)filename); |
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262 | } |
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263 | |
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264 | if(freespace < epgfreespace) |
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265 | break; |
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266 | epgnode = epgnode->next; |
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267 | } |
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268 | if(err == 1) break; |
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269 | if(freespace < epgfreespace) |
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270 | { |
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271 | err("not all data written freespace=%llu epgfreespace=%llu (%s)", freespace, epgfreespace, filename); |
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272 | break; |
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273 | } |
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274 | chnode = chnode->next; |
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275 | } |
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276 | |
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277 | fclose(fd); |
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278 | if(err == 1) unlink(filename); |
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279 | m_unlock(&status.epgmutex, 4); |
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280 | return 0; |
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281 | } |
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282 | |
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283 | int writeepg(const char* filename) |
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284 | { |
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285 | int ret = 0, buflen = 0; |
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286 | char* buf = NULL; |
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287 | |
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288 | buf = createwriteepg(&buflen); |
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289 | if(buf != NULL) |
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290 | { |
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291 | ret = writeepgfast(filename, buf, buflen); |
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292 | free(buf); buf = NULL; |
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293 | |
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294 | if(ret != 0) ret = writeepgslow(filename); |
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295 | } |
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296 | else |
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297 | ret = writeepgslow(filename); |
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298 | |
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299 | return ret; |
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300 | } |
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301 | |
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302 | char* epgdescunzip(struct epg* epgnode) |
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303 | { |
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304 | int ret = 0, zlen = 0; |
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305 | char* zbuf = NULL; |
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306 | |
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307 | if(epgnode == NULL) |
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308 | { |
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309 | err("NULL detect"); |
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310 | return NULL; |
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311 | } |
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312 | |
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313 | if(epgnode->desccomplen < 1) |
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314 | return ostrcat(epgnode->desc, NULL, 0, 0); |
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315 | |
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316 | ret = ounzip(epgnode->desc, epgnode->desccomplen, &zbuf, &zlen, MINMALLOC, 0); |
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317 | if(ret == 0) |
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318 | return zbuf; |
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319 | |
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320 | return NULL; |
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321 | } |
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322 | |
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323 | struct epg* getepgbytime(struct channel* chnode, time_t akttime) |
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324 | { |
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325 | m_lock(&status.epgmutex, 4); |
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326 | |
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327 | if(chnode == NULL || chnode->epg == NULL) |
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328 | { |
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329 | m_unlock(&status.epgmutex, 4); |
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330 | return NULL; |
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331 | } |
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332 | |
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333 | struct epg *node = chnode->epg; |
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334 | while(node != NULL) |
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335 | { |
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336 | if(node->starttime <= akttime && node->endtime > akttime) |
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337 | { |
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338 | m_unlock(&status.epgmutex, 4); |
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339 | return node; |
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340 | } |
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341 | |
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342 | node = node->next; |
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343 | } |
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344 | |
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345 | m_unlock(&status.epgmutex, 4); |
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346 | return NULL; |
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347 | } |
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348 | |
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349 | struct epg* getepgnext(struct channel* chnode) |
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350 | { |
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351 | time_t akttime = time(NULL); |
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352 | |
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353 | m_lock(&status.epgmutex, 4); |
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354 | |
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355 | if(chnode == NULL || chnode->epg == NULL) |
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356 | { |
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357 | m_unlock(&status.epgmutex, 4); |
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358 | return NULL; |
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359 | } |
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360 | |
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361 | struct epg *node = chnode->epg; |
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362 | while(node != NULL) |
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363 | { |
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364 | if(node->starttime >= akttime) |
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365 | { |
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366 | m_unlock(&status.epgmutex, 4); |
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367 | return node; |
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368 | } |
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369 | |
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370 | node = node->next; |
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371 | } |
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372 | |
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373 | m_unlock(&status.epgmutex, 4); |
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374 | return NULL; |
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375 | } |
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376 | |
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377 | struct epg* getepgakt(struct channel* chnode) |
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378 | { |
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379 | #ifdef SIMULATE |
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380 | time_t akttime = 1307871000; |
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381 | //akttime = 1315614900; |
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382 | //akttime = 1317927300; |
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383 | //akttime = 1307971000; |
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384 | #else |
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385 | time_t akttime = time(NULL); |
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386 | #endif |
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387 | return getepgbytime(chnode, akttime); |
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388 | } |
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389 | |
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390 | //flag 0: lock |
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391 | //flag 1: nolock |
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392 | struct epg* getepg(struct channel* chnode, int eventid, int flag) |
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393 | { |
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394 | if(chnode == NULL) return NULL; |
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395 | |
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396 | if(flag == 0) m_lock(&status.epgmutex, 4); |
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397 | |
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398 | struct epg *node = chnode->epg; |
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399 | |
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400 | while(node != NULL) |
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401 | { |
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402 | if(node->eventid == eventid) |
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403 | { |
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404 | if(flag == 0) m_unlock(&status.epgmutex, 4); |
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405 | return node; |
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406 | } |
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407 | |
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408 | node = node->next; |
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409 | } |
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410 | if(flag == 0) m_unlock(&status.epgmutex, 4); |
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411 | return NULL; |
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412 | } |
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413 | |
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414 | //flag 0: lock |
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415 | //flag 1: nolock |
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416 | struct epg* updateepg(struct channel* chnode, struct epg* epgnode, int eventid, int version, time_t starttime, time_t endtime, int flag) |
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417 | { |
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418 | // debug(1000, "in"); |
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419 | int changetime = 0; |
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420 | |
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421 | if(chnode == NULL || epgnode == NULL) return NULL; |
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422 | |
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423 | //if(epgnode->version >= version) return epgnode; |
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424 | if(endtime <= time(NULL)) return epgnode; |
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425 | |
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426 | if(flag == 0) m_lock(&status.epgmutex, 4); |
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427 | |
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428 | struct epg *prev = NULL, *node = chnode->epg; |
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429 | |
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430 | epgnode->eventid = eventid; |
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431 | epgnode->version = version; |
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432 | if(epgnode->starttime != starttime) |
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433 | { |
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434 | changetime = 1; |
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435 | epgnode->starttime = starttime; |
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436 | } |
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437 | epgnode->endtime = endtime; |
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438 | |
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439 | if(changetime == 1) |
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440 | { |
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441 | if(chnode->epg == epgnode) |
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442 | { |
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443 | chnode->epg = epgnode->next; |
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444 | node = chnode->epg; |
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445 | } |
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446 | |
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447 | if(epgnode->prev != NULL) epgnode->prev->next = epgnode->next; |
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448 | if(epgnode->next != NULL) epgnode->next->prev = epgnode->prev; |
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449 | epgnode->prev = NULL; |
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450 | epgnode->next = NULL; |
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451 | |
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452 | while(node != NULL && epgnode->starttime >= node->starttime) |
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453 | { |
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454 | prev = node; |
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455 | node = node->next; |
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456 | } |
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457 | |
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458 | //check if new epg overlapps prev epg |
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459 | if(prev != NULL && epgnode->starttime < prev->endtime) |
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460 | { |
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461 | struct epg *tmp = prev->prev; |
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462 | addoldentryepg(chnode, prev, 1); |
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463 | prev = tmp; |
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464 | } |
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465 | //check if new epg overlaps next epg |
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466 | while(node != NULL && epgnode->endtime > node->starttime) |
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467 | { |
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468 | struct epg *tmp = node; |
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469 | node = node->next; |
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470 | addoldentryepg(chnode, tmp, 1); |
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471 | } |
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472 | |
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473 | if(prev == NULL) |
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474 | chnode->epg = epgnode; |
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475 | else |
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476 | { |
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477 | prev->next = epgnode; |
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478 | epgnode->prev = prev; |
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479 | } |
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480 | epgnode->next = node; |
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481 | if(node != NULL) node->prev = epgnode; |
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482 | } |
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483 | |
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484 | if(flag == 0) m_unlock(&status.epgmutex, 4); |
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485 | return epgnode; |
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486 | } |
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487 | |
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488 | //flag 0: lock |
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489 | //flag 1: nolock |
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490 | struct epg* addoldentryepg(struct channel* chnode, struct epg* newnode, int flag) |
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491 | { |
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492 | if(newnode == NULL) return NULL; |
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493 | |
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494 | if(flag == 0) m_lock(&status.epgmutex, 4); |
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495 | |
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496 | clearepgentry(newnode); |
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497 | |
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498 | if(newnode == chnode->epg) |
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499 | { |
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500 | chnode->epg = newnode->next; |
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501 | if(chnode->epg != NULL) |
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502 | chnode->epg->prev = NULL; |
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503 | } |
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504 | else |
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505 | { |
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506 | if(newnode->prev != NULL) |
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507 | { |
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508 | newnode->prev->next = newnode->next; |
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509 | if(newnode->next != NULL) |
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510 | newnode->next->prev = newnode->prev; |
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511 | } |
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512 | } |
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513 | |
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514 | if(flag == 0) m_unlock(&status.epgmutex, 4); |
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515 | |
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516 | addoldentry((void*)newnode, 0, time(NULL) + 3600, NULL); |
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517 | |
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518 | return newnode; |
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519 | } |
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520 | |
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521 | //flag 0: lock |
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522 | //flag 1: nolock |
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523 | struct epg* addepg(struct channel* chnode, int eventid, int version, time_t starttime, time_t endtime, struct epg* last, int flag) |
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524 | { |
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525 | if(chnode == NULL) return NULL; |
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526 | |
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527 | if(flag == 0) m_lock(&status.epgmutex, 4); |
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528 | |
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529 | struct epg *newnode = NULL, *prev = NULL, *node = chnode->epg; |
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530 | |
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531 | newnode = (struct epg*)malloc(sizeof(struct epg)); |
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532 | if(newnode == NULL) |
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533 | { |
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534 | err("no memory"); |
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535 | if(flag == 0) m_unlock(&status.epgmutex, 4); |
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536 | return NULL; |
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537 | } |
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538 | |
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539 | memset(newnode, 0, sizeof(struct epg)); |
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540 | |
---|
541 | newnode->eventid = eventid; |
---|
542 | newnode->version = version; |
---|
543 | newnode->starttime = starttime; |
---|
544 | newnode->endtime = endtime; |
---|
545 | |
---|
546 | if(last == NULL) |
---|
547 | { |
---|
548 | while(node != NULL && newnode->starttime >= node->starttime) |
---|
549 | { |
---|
550 | prev = node; |
---|
551 | node = node->next; |
---|
552 | } |
---|
553 | } |
---|
554 | else |
---|
555 | { |
---|
556 | prev = last; |
---|
557 | node = last->next; |
---|
558 | } |
---|
559 | |
---|
560 | //check if new epg overlaps next epg |
---|
561 | while(node != NULL && newnode->endtime > node->starttime) |
---|
562 | { |
---|
563 | struct epg *tmp = node; |
---|
564 | node = node->next; |
---|
565 | addoldentryepg(chnode, tmp, 1); |
---|
566 | } |
---|
567 | //check if new epg overlapps prev epg |
---|
568 | if(prev != NULL && newnode->starttime < prev->endtime) |
---|
569 | { |
---|
570 | clearepgentry(prev); |
---|
571 | prev->eventid = eventid; |
---|
572 | prev->version = version; |
---|
573 | prev->starttime = starttime; |
---|
574 | prev->endtime = endtime; |
---|
575 | prev->parentalrating = 0; |
---|
576 | |
---|
577 | free(newnode); newnode = NULL; |
---|
578 | if(flag == 0) m_unlock(&status.epgmutex, 4); |
---|
579 | return prev; |
---|
580 | } |
---|
581 | |
---|
582 | if(prev == NULL) |
---|
583 | chnode->epg = newnode; |
---|
584 | else |
---|
585 | { |
---|
586 | prev->next = newnode; |
---|
587 | newnode->prev = prev; |
---|
588 | } |
---|
589 | newnode->next = node; |
---|
590 | if(node != NULL) node->prev = newnode; |
---|
591 | |
---|
592 | if(flag == 0) m_unlock(&status.epgmutex, 4); |
---|
593 | return newnode; |
---|
594 | } |
---|
595 | |
---|
596 | void deloldentryepg(struct epg* node) |
---|
597 | { |
---|
598 | if(node == NULL) return; |
---|
599 | |
---|
600 | clearepgentry(node); |
---|
601 | |
---|
602 | free(node); |
---|
603 | node = NULL; |
---|
604 | } |
---|
605 | |
---|
606 | void clearepgentry(struct epg* node) |
---|
607 | { |
---|
608 | if(node == NULL) return; |
---|
609 | |
---|
610 | free(node->title); |
---|
611 | node->title = NULL; |
---|
612 | free(node->subtitle); |
---|
613 | node->subtitle = NULL; |
---|
614 | free(node->desc); |
---|
615 | node->desc = NULL; |
---|
616 | node->desclen = 0; |
---|
617 | node->desccomplen = 0; |
---|
618 | } |
---|
619 | |
---|
620 | //flag 0: lock |
---|
621 | //flag 1: nolock |
---|
622 | void delepg(struct channel* chnode, struct epg* epgnode, int flag) |
---|
623 | { |
---|
624 | if(chnode == NULL) return; |
---|
625 | |
---|
626 | if(flag == 0) m_lock(&status.epgmutex, 4); |
---|
627 | |
---|
628 | struct epg *node = chnode->epg, *prev = chnode->epg; |
---|
629 | |
---|
630 | while(node != NULL) |
---|
631 | { |
---|
632 | if(node == epgnode) |
---|
633 | { |
---|
634 | if(node == chnode->epg) |
---|
635 | { |
---|
636 | chnode->epg = node->next; |
---|
637 | if(chnode->epg != NULL) |
---|
638 | chnode->epg->prev = NULL; |
---|
639 | } |
---|
640 | else |
---|
641 | { |
---|
642 | prev->next = node->next; |
---|
643 | if(prev->next != NULL) |
---|
644 | prev->next->prev = prev; |
---|
645 | } |
---|
646 | |
---|
647 | clearepgentry(node); |
---|
648 | |
---|
649 | free(node); |
---|
650 | node = NULL; |
---|
651 | break; |
---|
652 | } |
---|
653 | |
---|
654 | prev = node; |
---|
655 | node = node->next; |
---|
656 | } |
---|
657 | if(flag == 0) m_unlock(&status.epgmutex, 4); |
---|
658 | } |
---|
659 | |
---|
660 | void freeepg(struct channel* chnode) |
---|
661 | { |
---|
662 | if(chnode == NULL) return; |
---|
663 | |
---|
664 | m_lock(&status.epgmutex, 4); |
---|
665 | struct epg *node = chnode->epg, *prev = chnode->epg; |
---|
666 | |
---|
667 | while(node != NULL) |
---|
668 | { |
---|
669 | prev = node; |
---|
670 | node = node->next; |
---|
671 | if(prev != NULL) |
---|
672 | delepg(chnode, prev, 1); |
---|
673 | } |
---|
674 | m_unlock(&status.epgmutex, 4); |
---|
675 | } |
---|
676 | |
---|
677 | //flag 0: stop scanlist and delete epg.dat |
---|
678 | //flag 1: don't stop scanlist, don't delete epg.dat |
---|
679 | void resetepg(int flag) |
---|
680 | { |
---|
681 | struct channel *node = channel; |
---|
682 | char* tmpstr = NULL; |
---|
683 | |
---|
684 | //stop epgscanlistthread |
---|
685 | if(flag == 0 && status.epgscanlistthread != NULL) |
---|
686 | status.epgscanlistthread->aktion = STOP; |
---|
687 | |
---|
688 | if(status.epgthread != NULL) |
---|
689 | status.epgthread->aktion = PAUSE; |
---|
690 | |
---|
691 | //wait a little for thread end/pause |
---|
692 | sleep(1); |
---|
693 | |
---|
694 | while(node != NULL) |
---|
695 | { |
---|
696 | freeepg(node); |
---|
697 | node = node->next; |
---|
698 | } |
---|
699 | |
---|
700 | if(flag == 0) |
---|
701 | { |
---|
702 | tmpstr = createpath(getconfig("epg_path", NULL), "epg.dat"); |
---|
703 | unlink(tmpstr); |
---|
704 | free(tmpstr); tmpstr = NULL; |
---|
705 | } |
---|
706 | |
---|
707 | //set lastepg to 0 so, epg is running |
---|
708 | deltransponderlastepg(); |
---|
709 | |
---|
710 | if(status.epgthread != NULL) |
---|
711 | status.epgthread->aktion = START; |
---|
712 | } |
---|
713 | |
---|
714 | void deloldepg() |
---|
715 | { |
---|
716 | struct channel* chnode = channel; |
---|
717 | struct epg* epgnode = NULL; |
---|
718 | |
---|
719 | m_lock(&status.epgmutex, 4); |
---|
720 | while(chnode != NULL) |
---|
721 | { |
---|
722 | if(chnode->epg != NULL) |
---|
723 | { |
---|
724 | epgnode = channel->epg; |
---|
725 | while(epgnode != NULL) |
---|
726 | { |
---|
727 | if(epgnode->endtime + 60 < time(NULL)) |
---|
728 | delepg(chnode, epgnode, 1); |
---|
729 | epgnode = epgnode->next; |
---|
730 | } |
---|
731 | } |
---|
732 | chnode = chnode->next; |
---|
733 | } |
---|
734 | m_unlock(&status.epgmutex, 4); |
---|
735 | |
---|
736 | deloldlinkedchannel(); |
---|
737 | } |
---|
738 | |
---|
739 | /* |
---|
740 | //Parse language-id translation file |
---|
741 | char *eitlang(u_char *l) |
---|
742 | { |
---|
743 | static union lookup_key lang; |
---|
744 | lang.c[0] = (char)l[0]; |
---|
745 | lang.c[1] = (char)l[1]; |
---|
746 | lang.c[2] = (char)l[2]; |
---|
747 | lang.c[3] = '\0'; |
---|
748 | |
---|
749 | char *c = lookup(languageid_table, lang.i); |
---|
750 | return c ? c : lang.c; |
---|
751 | } |
---|
752 | */ |
---|
753 | |
---|
754 | //Parse 0x4D Short Event Descriptor |
---|
755 | void eventdesc(struct channel* chnode, struct epg* epgnode, void *buf, unsigned char* lang) |
---|
756 | { |
---|
757 | struct transponder* tpnode = NULL; |
---|
758 | struct eitshortevent *evtdesc = buf; |
---|
759 | char* title = NULL, *subtitle = NULL; |
---|
760 | int evtlen = evtdesc->event_name_length; |
---|
761 | int dsclen = 0; |
---|
762 | |
---|
763 | if(!evtlen) return; |
---|
764 | if(chnode != NULL) tpnode = chnode->transponder; |
---|
765 | |
---|
766 | //title |
---|
767 | title = malloc(evtlen + 1); |
---|
768 | if(title == NULL) |
---|
769 | { |
---|
770 | err("no mem"); |
---|
771 | return; |
---|
772 | } |
---|
773 | |
---|
774 | lang[0] = evtdesc->lang_code1; |
---|
775 | lang[1] = evtdesc->lang_code2; |
---|
776 | lang[2] = evtdesc->lang_code3; |
---|
777 | |
---|
778 | memcpy(title, (char *)&evtdesc->data, evtlen); |
---|
779 | title[evtlen] = '\0'; |
---|
780 | free(epgnode->title); |
---|
781 | epgnode->title = strutf8(tpnode, title, evtlen, 0, 1, 0); |
---|
782 | |
---|
783 | //subtitle |
---|
784 | dsclen = evtdesc->data[evtlen]; |
---|
785 | subtitle = malloc(dsclen + 1); |
---|
786 | if(subtitle == NULL) |
---|
787 | { |
---|
788 | err("no mem"); |
---|
789 | return; |
---|
790 | } |
---|
791 | memcpy(subtitle, (char *)&evtdesc->data[evtlen + 1], dsclen); |
---|
792 | subtitle[dsclen] = '\0'; |
---|
793 | free(epgnode->subtitle); |
---|
794 | epgnode->subtitle = strutf8(tpnode, subtitle, dsclen, 0, 1, 0); |
---|
795 | } |
---|
796 | |
---|
797 | void epgadddesc(struct epg* epgnode, char* desc) |
---|
798 | { |
---|
799 | int len = 0; |
---|
800 | |
---|
801 | if(desc != NULL) len = strlen(desc); |
---|
802 | epgnode->desclen += len; |
---|
803 | |
---|
804 | epgnode->desc = realloc(epgnode->desc, epgnode->desclen + 1); |
---|
805 | if(epgnode->desc == NULL) |
---|
806 | { |
---|
807 | err("no mem"); |
---|
808 | epgnode->desclen = 0; |
---|
809 | return; |
---|
810 | } |
---|
811 | memcpy(epgnode->desc + epgnode->desclen - len, desc, len + 1); |
---|
812 | } |
---|
813 | |
---|
814 | // Parse 0x4E Extended Event Descriptor |
---|
815 | void longeventdesc(struct channel* chnode, struct epg* epgnode, unsigned char *buf, unsigned char* lang) |
---|
816 | { |
---|
817 | struct transponder* tpnode = NULL; |
---|
818 | struct eitlongevent *levt = (struct eitlongevent*)buf; |
---|
819 | char* desc = NULL; |
---|
820 | |
---|
821 | if(lang[0] != '\0') |
---|
822 | { |
---|
823 | if(lang[0] != levt->lang_code1 || lang[1] != levt->lang_code2 || lang[2] != levt->lang_code3) |
---|
824 | return; |
---|
825 | } |
---|
826 | |
---|
827 | if(chnode != NULL) tpnode = chnode->transponder; |
---|
828 | int nonempty = (levt->descriptor_number || levt->last_descriptor_number || levt->length_of_items || levt->data[0]); |
---|
829 | |
---|
830 | void *p = &levt->data; |
---|
831 | while(p < (void *)levt->data + levt->length_of_items) |
---|
832 | { |
---|
833 | struct eitlongeventitem *name = p; |
---|
834 | int namelen = name->item_description_length; |
---|
835 | desc = malloc(namelen + 1); |
---|
836 | if(desc == NULL) |
---|
837 | { |
---|
838 | err("no mem"); |
---|
839 | return; |
---|
840 | } |
---|
841 | memcpy(desc, (char *)&name->data, namelen); |
---|
842 | desc[namelen] = '\0'; |
---|
843 | desc = strutf8(tpnode, desc, namelen, 0, 1, 0); |
---|
844 | epgadddesc(epgnode, desc); |
---|
845 | free(desc); desc = NULL; |
---|
846 | p += EITLONGEVENTITEMLEN + namelen; |
---|
847 | |
---|
848 | struct eitlongeventitem *value = p; |
---|
849 | int valuelen = value->item_description_length; |
---|
850 | desc = malloc(valuelen + 1); |
---|
851 | if(desc == NULL) |
---|
852 | { |
---|
853 | err("no mem"); |
---|
854 | return; |
---|
855 | } |
---|
856 | memcpy(desc, (char *)&value->data, valuelen); |
---|
857 | desc[valuelen] = '\0'; |
---|
858 | desc = strutf8(tpnode, desc, valuelen, 0, 1, 0); |
---|
859 | epgadddesc(epgnode, desc); |
---|
860 | free(desc); desc = NULL; |
---|
861 | p += EITLONGEVENTITEMLEN + valuelen; |
---|
862 | } |
---|
863 | |
---|
864 | struct eitlongeventitem *text = p; |
---|
865 | int textlen = text->item_description_length; |
---|
866 | if(nonempty && textlen) |
---|
867 | { |
---|
868 | desc = malloc(textlen + 1); |
---|
869 | if(desc == NULL) |
---|
870 | { |
---|
871 | err("no mem"); |
---|
872 | return; |
---|
873 | } |
---|
874 | memcpy(desc, (char *)&text->data, textlen); |
---|
875 | desc[textlen] = '\0'; |
---|
876 | desc = strutf8(tpnode, desc, textlen, 0, 1, 0); |
---|
877 | epgadddesc(epgnode, desc); |
---|
878 | free(desc); desc = NULL; |
---|
879 | } |
---|
880 | |
---|
881 | free(desc); desc = NULL; |
---|
882 | } |
---|
883 | |
---|
884 | // Parse 0x55 Rating Descriptor |
---|
885 | void ratingdescr(struct epg* epgnode, unsigned char *buf) |
---|
886 | { |
---|
887 | struct parentalrating *pr = (struct parentalrating*)buf; |
---|
888 | void *p = NULL; |
---|
889 | |
---|
890 | for(p = &pr->data; p < (void*)buf + pr->descriptor_length; p += PARENTALRATINGITEMLEN) |
---|
891 | { |
---|
892 | struct parentalratingitem *pr = p; |
---|
893 | switch(pr->rating) |
---|
894 | { |
---|
895 | case 0x00: //undefined |
---|
896 | break; |
---|
897 | case 0x01 ... 0x0F: |
---|
898 | epgnode->parentalrating = pr->rating + 3; |
---|
899 | break; |
---|
900 | case 0x10 ... 0xFF: //broadcaster defined |
---|
901 | break; |
---|
902 | } |
---|
903 | } |
---|
904 | } |
---|
905 | |
---|
906 | // Parse 0x4A Linkage Descriptor |
---|
907 | void linkagedesc(struct channel* chnode, struct epg* epgnode, void *buf) |
---|
908 | { |
---|
909 | struct eitlinkage *evtlink = buf; |
---|
910 | uint64_t transponderid = 0; |
---|
911 | |
---|
912 | int tid = HILO(evtlink->transport_stream_id); |
---|
913 | int onid = HILO(evtlink->original_network_id); |
---|
914 | int serviceid = HILO(evtlink->service_id); |
---|
915 | |
---|
916 | transponderid = ((onid << 16) | tid) & 0xffffffff; |
---|
917 | |
---|
918 | if(chnode != NULL && chnode->transponder != NULL) |
---|
919 | { |
---|
920 | if(chnode->transponder->fetype == FE_QAM) |
---|
921 | transponderid = transponderid | ((uint64_t)1 << 32); |
---|
922 | else if(chnode->transponder->fetype == FE_OFDM) |
---|
923 | transponderid = transponderid | ((uint64_t)2 << 32); |
---|
924 | |
---|
925 | if(getlinkedchannel(chnode, serviceid, transponderid, epgnode->starttime, epgnode->endtime) == NULL) |
---|
926 | addlinkedchannel(chnode, serviceid, transponderid, epgnode->starttime, epgnode->endtime, NULL); |
---|
927 | } |
---|
928 | } |
---|
929 | |
---|
930 | #if 0 |
---|
931 | // Parse 0x50 Component Descriptor |
---|
932 | void componentdescr(struct epg* epgnode, unsigned char *buf) |
---|
933 | { |
---|
934 | struct eitcomponent *dc = buf; |
---|
935 | |
---|
936 | switch(dc->stream_content) |
---|
937 | { |
---|
938 | case 0x01: // Video Info |
---|
939 | //if ((dc->component_type - 1) & 0x08) //HD TV |
---|
940 | //if ((dc->component_type - 1) & 0x04) //30Hz else 25 |
---|
941 | printf("aspect %s\n", lookup(aspect_table, (dc->component_type - 1) & 0x03)); |
---|
942 | break; |
---|
943 | case 0x02: // Audio Info |
---|
944 | printf("stereo %s\n", lookup(audio_table, (dc->component_type))); |
---|
945 | printf("language %d\n", dc->lang_code1); |
---|
946 | break; |
---|
947 | case 0x03: // Teletext Info |
---|
948 | // if ((dc->component_type) & 0x10) //subtitles |
---|
949 | // if ((dc->component_type) & 0x20) //subtitles for hard of hearing |
---|
950 | printf("txt language %d\n", dc->lang_code1); |
---|
951 | break; |
---|
952 | // case 0x04: // AC3 info |
---|
953 | } |
---|
954 | #if 0 |
---|
955 | printf("StreamContent %d\n", dc->stream_content); |
---|
956 | printf("ComponentType %x\n", dc->component_type); |
---|
957 | printf("ComponentTag %x\n", dc->component_tag); |
---|
958 | printf("Length %d\n", dc->descriptor_length - 6); |
---|
959 | #endif |
---|
960 | } |
---|
961 | |
---|
962 | inline void eitsetbit(int *bf, int b) |
---|
963 | { |
---|
964 | int i = b / 8 / sizeof(int); |
---|
965 | int s = b % (8 * sizeof(int)); |
---|
966 | bf[i] |= (1 << s); |
---|
967 | } |
---|
968 | |
---|
969 | inline bool eitgetbit(int *bf, int b) |
---|
970 | { |
---|
971 | int i = b / 8 / sizeof(int); |
---|
972 | int s = b % (8 * sizeof(int)); |
---|
973 | return bf[i] & (1 << s); |
---|
974 | } |
---|
975 | |
---|
976 | // Parse 0x54 Content Descriptor |
---|
977 | void contentdescr(struct epg* epgnode, unsigned char *buf) |
---|
978 | { |
---|
979 | struct eitcontent *dc = buf; |
---|
980 | |
---|
981 | int once[256/8/sizeof(int)] = {0,}; |
---|
982 | void *p; |
---|
983 | for(p = &dc->data; p < data + dc->descriptor_length; p += NIBBLE_CONTENT_LEN) |
---|
984 | { |
---|
985 | struct nibble_content *nc = p; |
---|
986 | int c1 = (nc->content_nibble_level_1 << 4) + nc->content_nibble_level_2; |
---|
987 | #ifdef CATEGORY_UNKNOWN |
---|
988 | int c2 = (nc->user_nibble_1 << 4) + nc->user_nibble_2; |
---|
989 | #endif |
---|
990 | if(c1 > 0 && !eitgetbit(once, c1)) |
---|
991 | { |
---|
992 | eitsetbit(once, c1); |
---|
993 | char *c = lookup(description_table, c1); |
---|
994 | if(c) |
---|
995 | if(c[0]) |
---|
996 | printf("\t<category>%s</category>\n", c); |
---|
997 | #ifdef CATEGORY_UNKNOWN |
---|
998 | else |
---|
999 | printf("\t<!--category>%s %02X %02X</category-->\n", c+1, c1, c2); |
---|
1000 | else |
---|
1001 | printf("\t<!--category>%02X %02X</category-->\n", c1, c2); |
---|
1002 | #endif |
---|
1003 | } |
---|
1004 | // This is weird in the uk, they use user but not content, and almost the same values |
---|
1005 | } |
---|
1006 | } |
---|
1007 | |
---|
1008 | // Parse 0x5F Private Data Specifier |
---|
1009 | int privatedataspecifier(struct epg* epgnode, unsigned char *buf) |
---|
1010 | { |
---|
1011 | return GetPrivateDataSpecifier(data); |
---|
1012 | } |
---|
1013 | |
---|
1014 | // Parse 0x76 Content Identifier Descriptor |
---|
1015 | void contentidentifierdesc(struct epg* epgnode, unsigned char *buf) |
---|
1016 | { |
---|
1017 | struct descr_content_identifier *ci = data; |
---|
1018 | void *p; |
---|
1019 | for(p = &ci->data; p < data + ci->descriptor_length; /* at end */) |
---|
1020 | { |
---|
1021 | struct descr_content_identifier_crid *crid = p; |
---|
1022 | struct descr_content_identifier_crid_local *crid_data; |
---|
1023 | |
---|
1024 | int crid_length = 3; |
---|
1025 | |
---|
1026 | char type_buf[32]; |
---|
1027 | char *type; |
---|
1028 | char buf[256]; |
---|
1029 | |
---|
1030 | type = lookup(crid_type_table, crid->crid_type); |
---|
1031 | if(type == NULL) |
---|
1032 | { |
---|
1033 | type = type_buf; |
---|
1034 | sprintf(type_buf, "0x%2x", crid->crid_type); |
---|
1035 | } |
---|
1036 | |
---|
1037 | switch(crid->crid_location) |
---|
1038 | { |
---|
1039 | case 0x00: /* Carried explicitly within descriptor */ |
---|
1040 | crid_data = (descr_content_identifier_crid_local_t *)&crid->crid_ref_data; |
---|
1041 | int cridlen = crid_data->crid_length; |
---|
1042 | assert(cridlen < sizeof(buf)); |
---|
1043 | memcpy(buf, (char *)&crid_data->crid_byte, cridlen); |
---|
1044 | buf[cridlen] = '\0'; |
---|
1045 | |
---|
1046 | printf("\t<crid type='%s'>%s</crid>\n", type, xmlify(buf)); |
---|
1047 | crid_length = 2 + crid_data->crid_length; |
---|
1048 | break; |
---|
1049 | case 0x01: /* Carried in Content Identifier Table (CIT) */ |
---|
1050 | break; |
---|
1051 | default: |
---|
1052 | break; |
---|
1053 | } |
---|
1054 | p += crid_length; |
---|
1055 | } |
---|
1056 | } |
---|
1057 | #endif |
---|
1058 | |
---|
1059 | //Parse Descriptor |
---|
1060 | void parseeitdesc(struct channel* chnode, struct epg* epgnode, unsigned char *buf, int len, int nolongdesc) |
---|
1061 | { |
---|
1062 | unsigned char *p; |
---|
1063 | unsigned char lang[3] = {'\0', '\0', '\0'}; |
---|
1064 | |
---|
1065 | for(p = buf; p < buf + len; p += 2 + p[1]) |
---|
1066 | { |
---|
1067 | switch((int)p[0]) |
---|
1068 | { |
---|
1069 | case 0: |
---|
1070 | break; |
---|
1071 | case 0x4A: |
---|
1072 | linkagedesc(chnode, epgnode, p); |
---|
1073 | break; |
---|
1074 | case 0x4D: |
---|
1075 | eventdesc(chnode, epgnode, p, lang); |
---|
1076 | break; |
---|
1077 | case 0x4E: |
---|
1078 | if(nolongdesc == 0) |
---|
1079 | longeventdesc(chnode, epgnode, p, lang); |
---|
1080 | break; |
---|
1081 | case 0x55: |
---|
1082 | ratingdescr(epgnode, p); |
---|
1083 | break; |
---|
1084 | /* |
---|
1085 | case 0x50: |
---|
1086 | componentdescr(epgnode, p, LANGUAGE); |
---|
1087 | componentdescr(epgnode, p, VIDEO); |
---|
1088 | componentdescr(epgnode, p, AUDIO); |
---|
1089 | componentdescr(epgnode, p, SUBTITLES); |
---|
1090 | break; |
---|
1091 | case 0x53: // CA Identifier Descriptor |
---|
1092 | break; |
---|
1093 | case 0x54: |
---|
1094 | contentdescr(epgnode, p); |
---|
1095 | break; |
---|
1096 | case 0x5f: // Private Data Specifier |
---|
1097 | pds = privatedataspecifier(epgnode, p); |
---|
1098 | break; |
---|
1099 | case 0x64: // Data broadcast desc - Text Desc for Data components |
---|
1100 | break; |
---|
1101 | case 0x69: // Programm Identification Label |
---|
1102 | break; |
---|
1103 | case 0x81: // TODO ??? |
---|
1104 | if(pds == 5) // ARD_ZDF_ORF |
---|
1105 | break; |
---|
1106 | case 0x82: // VPS (ARD, ZDF, ORF) |
---|
1107 | if(pds == 5) // ARD_ZDF_ORF |
---|
1108 | // TODO: <programme @vps-start="???"> |
---|
1109 | break; |
---|
1110 | case 0x4F: // Time Shifted Event |
---|
1111 | case 0x52: // Stream Identifier Descriptor |
---|
1112 | case 0x5E: // Multi Lingual Component Descriptor |
---|
1113 | case 0x83: // Logical Channel Descriptor (some kind of news-ticker on ARD-MHP-Data?) |
---|
1114 | case 0x84: // Preferred Name List Descriptor |
---|
1115 | case 0x85: // Preferred Name Identifier Descriptor |
---|
1116 | case 0x86: // Eacem Stream Identifier Descriptor |
---|
1117 | break; |
---|
1118 | case 0x76: |
---|
1119 | contentidentifierdesc(epgnode, p); |
---|
1120 | break; |
---|
1121 | */ |
---|
1122 | } |
---|
1123 | } |
---|
1124 | } |
---|
1125 | |
---|
1126 | // Parse Event Information Table |
---|
1127 | //flag 0 = from epg thread |
---|
1128 | //flag 1 = from epg scan |
---|
1129 | void parseeit(struct channel* chnode, unsigned char *buf, int len, int flag) |
---|
1130 | { |
---|
1131 | struct eit* eit = (struct eit*)buf; |
---|
1132 | unsigned char *p; |
---|
1133 | time_t dvbtime = 0, starttime = 0, endtime = 0; |
---|
1134 | struct channel* tmpchnode = NULL; |
---|
1135 | struct epg* epgnode = NULL; |
---|
1136 | char* zbuf = NULL; |
---|
1137 | int zlen = 0, ret = 0, eitlen = 0; |
---|
1138 | time_t epgmaxsec = status.epgdays * 24 * 60 * 60; |
---|
1139 | uint64_t transponderid = 0; |
---|
1140 | int serviceid = 0, eventid = 0; |
---|
1141 | int nolongdesc = 0; |
---|
1142 | |
---|
1143 | len -= 4; //remove CRC |
---|
1144 | if(chnode == NULL) chnode = status.aktservice->channel; |
---|
1145 | |
---|
1146 | // For each event listing |
---|
1147 | for (p = (unsigned char*)&eit->data; p < buf + len; p += EITEVENTLEN + GETEITDESCLEN(p)) |
---|
1148 | { |
---|
1149 | nolongdesc = 0; |
---|
1150 | struct eitevent* evt = (struct eitevent*)p; |
---|
1151 | |
---|
1152 | // No program info at end! Just skip it |
---|
1153 | eitlen = GETEITDESCLEN(evt); |
---|
1154 | if(eitlen == 0 || chnode == NULL) |
---|
1155 | return; |
---|
1156 | if(flag == 0 && chnode == status.aktservice->channel && status.aktservice->type != CHANNEL) |
---|
1157 | return; |
---|
1158 | |
---|
1159 | transponderid = ((HILO(eit->original_network_id) << 16) | HILO(eit->transport_stream_id)) & 0xffffffff; |
---|
1160 | if(chnode->transponder != NULL) |
---|
1161 | { |
---|
1162 | if(chnode->transponder->fetype == FE_QAM) |
---|
1163 | transponderid = transponderid | ((uint64_t)1 << 32); |
---|
1164 | else if(chnode->transponder->fetype == FE_OFDM) |
---|
1165 | transponderid = transponderid | ((uint64_t)2 << 32); |
---|
1166 | } |
---|
1167 | |
---|
1168 | serviceid = HILO(eit->service_id); |
---|
1169 | tmpchnode = getchannel(serviceid, transponderid); |
---|
1170 | if(tmpchnode == NULL) |
---|
1171 | { |
---|
1172 | debug(1000, "out -> NULL detect"); |
---|
1173 | continue; |
---|
1174 | } |
---|
1175 | |
---|
1176 | //look in epglist if channel exists |
---|
1177 | //only if epglist is marked as whitelist |
---|
1178 | if(status.epglistmode == 2 || status.epglistmode == 3) |
---|
1179 | { |
---|
1180 | if(getepgscanlist(serviceid, transponderid) == NULL) |
---|
1181 | continue; |
---|
1182 | } |
---|
1183 | |
---|
1184 | m_lock(&status.epgmutex, 4); |
---|
1185 | eventid = HILO(evt->event_id); |
---|
1186 | epgnode = getepg(tmpchnode, eventid, 1); |
---|
1187 | |
---|
1188 | dvbtime = dvbconvertdate(&evt->mjd_hi, 0); |
---|
1189 | starttime = dvbtime; |
---|
1190 | starttime -= starttime % 60; |
---|
1191 | |
---|
1192 | dvbtime += bcdtoint(evt->duration_s & 0xff); |
---|
1193 | dvbtime += (bcdtoint(evt->duration_m & 0xff) * 60); |
---|
1194 | dvbtime += (bcdtoint(evt->duration_h & 0xff) * 60 * 60); |
---|
1195 | endtime = dvbtime; |
---|
1196 | endtime -= endtime % 60; |
---|
1197 | |
---|
1198 | #ifndef SIMULATE |
---|
1199 | if(endtime < time(NULL) || starttime > time(NULL) + epgmaxsec) |
---|
1200 | { |
---|
1201 | m_unlock(&status.epgmutex, 4); |
---|
1202 | continue; |
---|
1203 | } |
---|
1204 | #endif |
---|
1205 | |
---|
1206 | if(epgnode == NULL) |
---|
1207 | epgnode = addepg(tmpchnode, eventid, eit->version_number, starttime, endtime, NULL, 1); |
---|
1208 | else |
---|
1209 | { |
---|
1210 | updateepg(tmpchnode, epgnode, eventid, eit->version_number, starttime, endtime, 1); |
---|
1211 | if(epgnode->desc != NULL) |
---|
1212 | nolongdesc = 1; |
---|
1213 | } |
---|
1214 | |
---|
1215 | if(epgnode == NULL) |
---|
1216 | { |
---|
1217 | m_unlock(&status.epgmutex, 4); |
---|
1218 | continue; |
---|
1219 | } |
---|
1220 | |
---|
1221 | //1 Airing, 2 Starts in a few seconds, 3 Pausing, 4 About to air |
---|
1222 | //printf("RunningStatus %d\n", evt->running_status); |
---|
1223 | |
---|
1224 | parseeitdesc(tmpchnode, epgnode, (unsigned char*)&evt->data, eitlen, nolongdesc); |
---|
1225 | //compress long desc |
---|
1226 | if(nolongdesc == 0 && epgnode->desc != NULL) |
---|
1227 | { |
---|
1228 | ret = ozip(epgnode->desc, strlen(epgnode->desc) + 1, &zbuf, &zlen, 1); |
---|
1229 | if(ret == 0) |
---|
1230 | { |
---|
1231 | free(epgnode->desc); epgnode->desc = NULL; |
---|
1232 | epgnode->desc = zbuf; |
---|
1233 | epgnode->desccomplen = zlen; |
---|
1234 | } |
---|
1235 | } |
---|
1236 | m_unlock(&status.epgmutex, 4); |
---|
1237 | } |
---|
1238 | } |
---|
1239 | |
---|
1240 | int readepg(const char* filename) |
---|
1241 | { |
---|
1242 | FILE *fd = NULL; |
---|
1243 | struct channel *chnode = channel, *oldchnode = NULL; |
---|
1244 | struct epg* epgnode = NULL; |
---|
1245 | int ret = 0, len = 0, count = 0; |
---|
1246 | time_t epgmaxsec = status.epgdays * 24 * 60 * 60; |
---|
1247 | |
---|
1248 | fd = fopen(filename, "rb"); |
---|
1249 | if(fd == NULL) |
---|
1250 | { |
---|
1251 | perr("can't open %s", filename); |
---|
1252 | return 1; |
---|
1253 | } |
---|
1254 | |
---|
1255 | m_lock(&status.epgmutex, 4); |
---|
1256 | |
---|
1257 | while(!feof(fd)) |
---|
1258 | { |
---|
1259 | int serviceid = 0, eventid = 0, version = 0; |
---|
1260 | uint64_t transponderid = 0; |
---|
1261 | time_t starttime = 0, endtime = 0; |
---|
1262 | int desclen = 0, desccomplen = 0, parentalrating = 0; |
---|
1263 | char* title = NULL, *subtitle = NULL, *desc = NULL; |
---|
1264 | |
---|
1265 | ret = fread(&serviceid, sizeof(int), 1, fd); |
---|
1266 | if(feof(fd)) break; |
---|
1267 | ret = fread(&transponderid, sizeof(uint64_t), 1, fd); |
---|
1268 | ret = fread(&eventid, sizeof(int), 1, fd); |
---|
1269 | ret = fread(&version, sizeof(int), 1, fd); |
---|
1270 | ret = fread(&parentalrating, sizeof(int), 1, fd); |
---|
1271 | ret = fread(&starttime, sizeof(time_t), 1, fd); |
---|
1272 | ret = fread(&endtime, sizeof(time_t), 1, fd); |
---|
1273 | |
---|
1274 | //if epg.dat has an IO Error it runs in endless loop |
---|
1275 | //this stops the endless loop |
---|
1276 | if(starttime == 0 && endtime == 0) |
---|
1277 | count++; |
---|
1278 | else |
---|
1279 | count = 0; |
---|
1280 | if(count > 50) break; |
---|
1281 | |
---|
1282 | len = 0; |
---|
1283 | ret = fread(&len, sizeof(int), 1, fd); |
---|
1284 | if(len > 0 && len <= 4096) |
---|
1285 | { |
---|
1286 | title = malloc(len + 1); |
---|
1287 | if(title == NULL) |
---|
1288 | { |
---|
1289 | err("title no mem %d", len); |
---|
1290 | free(title); title = NULL; |
---|
1291 | free(subtitle); subtitle = NULL; |
---|
1292 | free(desc); desc = NULL; |
---|
1293 | break; |
---|
1294 | } |
---|
1295 | ret = fread(title, len, 1, fd); |
---|
1296 | title[len] = '\0'; |
---|
1297 | } |
---|
1298 | else if(len != 0) |
---|
1299 | { |
---|
1300 | err("epgfile defekt title len=%d", len); |
---|
1301 | free(title); title = NULL; |
---|
1302 | free(subtitle); subtitle = NULL; |
---|
1303 | free(desc); desc = NULL; |
---|
1304 | break; |
---|
1305 | } |
---|
1306 | |
---|
1307 | len = 0; |
---|
1308 | ret = fread(&len, sizeof(int), 1, fd); |
---|
1309 | if(len > 0 && len <= 4096) |
---|
1310 | { |
---|
1311 | subtitle = malloc(len + 1); |
---|
1312 | if(subtitle == NULL) |
---|
1313 | { |
---|
1314 | err("subtitle no mem %d", len); |
---|
1315 | free(title); title = NULL; |
---|
1316 | free(subtitle); subtitle = NULL; |
---|
1317 | free(desc); desc = NULL; |
---|
1318 | break; |
---|
1319 | } |
---|
1320 | ret = fread(subtitle, len, 1, fd); |
---|
1321 | subtitle[len] = '\0'; |
---|
1322 | } |
---|
1323 | else if(len != 0) |
---|
1324 | { |
---|
1325 | err("epgfile defekt subtitle len=%d", len); |
---|
1326 | free(title); title = NULL; |
---|
1327 | free(subtitle); subtitle = NULL; |
---|
1328 | free(desc); desc = NULL; |
---|
1329 | break; |
---|
1330 | } |
---|
1331 | |
---|
1332 | ret = fread(&desclen, sizeof(int), 1, fd); |
---|
1333 | ret = fread(&desccomplen, sizeof(int), 1, fd); |
---|
1334 | |
---|
1335 | len = desccomplen; |
---|
1336 | if(len == 0) |
---|
1337 | len = desclen; |
---|
1338 | if(len > 0 && len <= 4096) |
---|
1339 | { |
---|
1340 | if(desccomplen == 0) |
---|
1341 | desc = malloc(len + 1); |
---|
1342 | else |
---|
1343 | desc = malloc(len); |
---|
1344 | if(desc == NULL) |
---|
1345 | { |
---|
1346 | err("desc no mem %d", len); |
---|
1347 | free(title); title = NULL; |
---|
1348 | free(subtitle); subtitle = NULL; |
---|
1349 | free(desc); desc = NULL; |
---|
1350 | break; |
---|
1351 | } |
---|
1352 | ret = fread(desc, len, 1, fd); |
---|
1353 | if(desccomplen == 0) |
---|
1354 | desc[len] = '\0'; |
---|
1355 | } |
---|
1356 | else if(len != 0) |
---|
1357 | { |
---|
1358 | err("epgfile defekt desc len=%d", len); |
---|
1359 | free(title); title = NULL; |
---|
1360 | free(subtitle); subtitle = NULL; |
---|
1361 | free(desc); desc = NULL; |
---|
1362 | break; |
---|
1363 | } |
---|
1364 | |
---|
1365 | if(oldchnode != NULL && oldchnode->serviceid == serviceid && oldchnode->transponderid == transponderid) |
---|
1366 | chnode = oldchnode; |
---|
1367 | else |
---|
1368 | { |
---|
1369 | chnode = getchannel(serviceid, transponderid); |
---|
1370 | if(chnode == NULL) |
---|
1371 | { |
---|
1372 | free(title); title = NULL; |
---|
1373 | free(subtitle); subtitle = NULL; |
---|
1374 | free(desc); desc = NULL; |
---|
1375 | continue; |
---|
1376 | } |
---|
1377 | oldchnode = chnode; |
---|
1378 | epgnode = NULL; |
---|
1379 | } |
---|
1380 | |
---|
1381 | #ifndef SIMULATE |
---|
1382 | if(endtime < time(NULL) || starttime > time(NULL) + epgmaxsec) |
---|
1383 | { |
---|
1384 | free(title); title = NULL; |
---|
1385 | free(subtitle); subtitle = NULL; |
---|
1386 | free(desc); desc = NULL; |
---|
1387 | continue; |
---|
1388 | } |
---|
1389 | #endif |
---|
1390 | |
---|
1391 | epgnode = addepg(chnode, eventid, version, starttime, endtime, epgnode, 1); |
---|
1392 | if(epgnode == NULL) |
---|
1393 | { |
---|
1394 | free(title); title = NULL; |
---|
1395 | free(subtitle); subtitle = NULL; |
---|
1396 | free(desc); desc = NULL; |
---|
1397 | continue; |
---|
1398 | } |
---|
1399 | epgnode->parentalrating = parentalrating; |
---|
1400 | epgnode->desclen = desclen; |
---|
1401 | epgnode->desccomplen = desccomplen; |
---|
1402 | epgnode->title = title; |
---|
1403 | epgnode->subtitle = subtitle; |
---|
1404 | epgnode->desc = desc; |
---|
1405 | } |
---|
1406 | |
---|
1407 | fclose(fd); |
---|
1408 | |
---|
1409 | if(getconfigint("epg_del", NULL) == 1) |
---|
1410 | unlink(filename); |
---|
1411 | |
---|
1412 | m_unlock(&status.epgmutex, 4); |
---|
1413 | |
---|
1414 | //epg.dat seems defekt IO Error |
---|
1415 | if(count > 50) unlink(filename); |
---|
1416 | |
---|
1417 | return 0; |
---|
1418 | } |
---|
1419 | |
---|
1420 | //Read EIT segments from DVB-demuxer |
---|
1421 | //flag 0 = from epg thread |
---|
1422 | //flag 1 = from epg scan |
---|
1423 | int readeit(struct stimerthread* self, struct channel* chnode, struct dvbdev* fenode, int flag) |
---|
1424 | { |
---|
1425 | int readlen = 0, pos = 0, len = 0; |
---|
1426 | unsigned char *buf = NULL, *head = NULL; |
---|
1427 | struct dvbdev* dmxnode; |
---|
1428 | struct eit* eit = NULL; |
---|
1429 | unsigned long seen[16] = {0}; |
---|
1430 | unsigned long firstseen[16] = {0}; |
---|
1431 | int roundend = 0, round = 0x4e, i = 0; |
---|
1432 | time_t akttime, roundstart; |
---|
1433 | |
---|
1434 | if(chnode == NULL) chnode = status.aktservice->channel; |
---|
1435 | |
---|
1436 | buf = malloc(MINMALLOC * 4); |
---|
1437 | if(buf == NULL) |
---|
1438 | { |
---|
1439 | err("no memory"); |
---|
1440 | return 1; |
---|
1441 | } |
---|
1442 | head = buf; |
---|
1443 | |
---|
1444 | if(fenode == NULL) fenode = status.aktservice->fedev; |
---|
1445 | if(fenode == NULL) |
---|
1446 | { |
---|
1447 | debug(400, "no frontend dev in service"); |
---|
1448 | free(buf); |
---|
1449 | return 1; |
---|
1450 | } |
---|
1451 | |
---|
1452 | dmxnode = dmxopen(fenode, 0); |
---|
1453 | if(dmxnode == NULL) |
---|
1454 | { |
---|
1455 | err("open demux dev"); |
---|
1456 | free(buf); |
---|
1457 | return 1; |
---|
1458 | } |
---|
1459 | |
---|
1460 | dmxsetbuffersize(dmxnode, getconfigint("dmxepgbuffersize", NULL)); |
---|
1461 | dmxsetsource(dmxnode, fenode->fedmxsource); |
---|
1462 | |
---|
1463 | #ifdef SIMULATE |
---|
1464 | int fd = open("simulate/epg.ts", O_RDONLY); |
---|
1465 | if(fd == -1) |
---|
1466 | { |
---|
1467 | perr("open simulate/epg.ts"); |
---|
1468 | return 1; |
---|
1469 | } |
---|
1470 | #endif |
---|
1471 | |
---|
1472 | for(i = 2; i < 16; i++) firstseen[i] = 1; |
---|
1473 | roundstart = time(NULL); |
---|
1474 | dmxsetfilter(dmxnode, 0x12, 0, 8); |
---|
1475 | while(self->aktion != STOP && self->aktion != PAUSE) |
---|
1476 | { |
---|
1477 | akttime = time(NULL); |
---|
1478 | roundend = 1; |
---|
1479 | |
---|
1480 | //check end of epg infos |
---|
1481 | for(i = 0; i < 16; i++) |
---|
1482 | { |
---|
1483 | if(roundstart + 5 < akttime && firstseen[i] == 0) |
---|
1484 | firstseen[i] = 1; |
---|
1485 | if(roundstart + 30 < akttime && firstseen[i] != 1) |
---|
1486 | firstseen[i] = 1; |
---|
1487 | if(firstseen[i] != 1) |
---|
1488 | { |
---|
1489 | roundend = 0; |
---|
1490 | break; |
---|
1491 | } |
---|
1492 | } |
---|
1493 | |
---|
1494 | if(roundend == 1) |
---|
1495 | { |
---|
1496 | for(i = 0; i < 16; i++) |
---|
1497 | { |
---|
1498 | seen[i] = 0; |
---|
1499 | firstseen[i] = 0; |
---|
1500 | } |
---|
1501 | |
---|
1502 | roundend = 0; |
---|
1503 | pos = 0; |
---|
1504 | head = buf; |
---|
1505 | |
---|
1506 | if(round == 0x60) |
---|
1507 | { |
---|
1508 | dmxstop(dmxnode); |
---|
1509 | debug(400, "epg no more new data, wait for next run"); |
---|
1510 | |
---|
1511 | if(chnode != NULL && chnode->transponder != NULL) |
---|
1512 | chnode->transponder->lastepg = time(NULL) + 7700; |
---|
1513 | |
---|
1514 | goto end; |
---|
1515 | } |
---|
1516 | if(round == 0x4e) |
---|
1517 | { |
---|
1518 | dmxsetfilter(dmxnode, 0x12, 0, 6); |
---|
1519 | round = 0x50; |
---|
1520 | } |
---|
1521 | else if(round == 0x50) |
---|
1522 | { |
---|
1523 | dmxsetfilter(dmxnode, 0x12, 0, 7); |
---|
1524 | round = 0x60; |
---|
1525 | } |
---|
1526 | else if(round == 0x60) |
---|
1527 | { |
---|
1528 | dmxsetfilter(dmxnode, 0x12, 0, 8); |
---|
1529 | for(i = 2; i < 16; i++) firstseen[i] = 1; |
---|
1530 | round = 0x4e; |
---|
1531 | } |
---|
1532 | roundstart = time(NULL); |
---|
1533 | continue; |
---|
1534 | } |
---|
1535 | |
---|
1536 | if(pos < 3) goto read_more; |
---|
1537 | |
---|
1538 | eit = (struct eit*)head; |
---|
1539 | |
---|
1540 | len = 3 + GETEITSECLEN(eit); |
---|
1541 | if(pos < len) goto read_more; |
---|
1542 | |
---|
1543 | if(eit->table_id - round < 0 || eit->table_id - round > 15 || dvbcrc32((uint8_t *)head, len) != 0) |
---|
1544 | { |
---|
1545 | err("epg crc or table id not ok"); |
---|
1546 | dmxstop(dmxnode); |
---|
1547 | dmxstart(dmxnode); |
---|
1548 | pos = 0; |
---|
1549 | head = buf; |
---|
1550 | goto read_more; |
---|
1551 | } |
---|
1552 | |
---|
1553 | seen[eit->table_id - round] = (eit->table_id << 24) | (HILO(eit->service_id) << 8) | eit->section_number; |
---|
1554 | |
---|
1555 | if(firstseen[eit->table_id - round] == 0) |
---|
1556 | firstseen[eit->table_id - round] = seen[eit->table_id - round]; |
---|
1557 | else if(firstseen[eit->table_id - round] == seen[eit->table_id - round]) |
---|
1558 | firstseen[eit->table_id - round] = 1; |
---|
1559 | |
---|
1560 | parseeit(chnode, head, len, flag); |
---|
1561 | |
---|
1562 | //remove packet |
---|
1563 | pos -= len; |
---|
1564 | head += len; |
---|
1565 | continue; |
---|
1566 | read_more: |
---|
1567 | //clear buffer |
---|
1568 | if(pos == MINMALLOC * 4) |
---|
1569 | { |
---|
1570 | pos = 0; |
---|
1571 | head = buf; |
---|
1572 | dmxstop(dmxnode); |
---|
1573 | dmxstart(dmxnode); |
---|
1574 | } |
---|
1575 | |
---|
1576 | //move remaining data to front of buffer |
---|
1577 | if (pos > 0) memmove(buf, head, pos); |
---|
1578 | |
---|
1579 | //fill with fresh data |
---|
1580 | #ifdef SIMULATE |
---|
1581 | readlen = TEMP_FAILURE_RETRY(read(fd, buf + pos, (MINMALLOC * 4) - pos)); |
---|
1582 | usleep(200000); |
---|
1583 | #else |
---|
1584 | readlen = dvbread(dmxnode, buf, pos, (MINMALLOC * 4) - pos, 500000); |
---|
1585 | usleep(1000); |
---|
1586 | #endif |
---|
1587 | if(readlen < 0) readlen = 0; |
---|
1588 | head = buf; |
---|
1589 | pos += readlen; |
---|
1590 | } |
---|
1591 | |
---|
1592 | end: |
---|
1593 | #ifdef SIMULATE |
---|
1594 | close(fd); |
---|
1595 | #endif |
---|
1596 | dmxclose(dmxnode, -1); |
---|
1597 | free(buf); |
---|
1598 | return 0; |
---|
1599 | } |
---|
1600 | |
---|
1601 | void epgthreadfunc(struct stimerthread* self) |
---|
1602 | { |
---|
1603 | char* tmpstr = NULL; |
---|
1604 | time_t akttime = 0; |
---|
1605 | struct channel* chnode = NULL; |
---|
1606 | int skip = 0, count = 0; |
---|
1607 | |
---|
1608 | if(self == NULL) return; |
---|
1609 | |
---|
1610 | //wait for right time |
---|
1611 | while(self->aktion != STOP && time(NULL) < 1072224000) // 01.01.2004 |
---|
1612 | usleep(1 * 1000000); |
---|
1613 | |
---|
1614 | debug(400, "start epg thread on aktiv channel"); |
---|
1615 | |
---|
1616 | if(self->notfirst == 0) |
---|
1617 | { |
---|
1618 | debug(400, "read epg data from file"); |
---|
1619 | status.deloldepg = time(NULL); |
---|
1620 | status.writeperiodicepg = time(NULL); |
---|
1621 | tmpstr = createpath(getconfig("epg_path", NULL), "epg.dat"); |
---|
1622 | readepg(tmpstr); |
---|
1623 | free(tmpstr); tmpstr = NULL; |
---|
1624 | } |
---|
1625 | |
---|
1626 | if(status.epgscanlistthread == NULL) |
---|
1627 | { |
---|
1628 | akttime = time(NULL); |
---|
1629 | chnode = status.aktservice->channel; |
---|
1630 | |
---|
1631 | //del old epg date |
---|
1632 | if(status.deloldepg + (5 * 60 * 60) < time(NULL)) // 5 stunde |
---|
1633 | { |
---|
1634 | status.deloldepg = time(NULL); |
---|
1635 | deloldepg(); |
---|
1636 | } |
---|
1637 | |
---|
1638 | //write epg periodic to medium |
---|
1639 | if(status.writeperiodicepg + (2 * 60 * 60) < time(NULL)) // 2 stunde |
---|
1640 | { |
---|
1641 | status.writeperiodicepg = time(NULL); |
---|
1642 | if(getconfigint("epgsave", NULL) == 0) //only write periodic if epgsave = allways |
---|
1643 | writeallconfig(2); |
---|
1644 | } |
---|
1645 | |
---|
1646 | if(chnode != NULL && chnode->transponder != NULL && chnode->transponder->lastepg > akttime && chnode->epg != NULL) |
---|
1647 | { |
---|
1648 | debug(400, "skip epg read (%ld < %ld)", akttime, chnode->transponder->lastepg); |
---|
1649 | skip = (chnode->transponder->lastepg - akttime) * 2; |
---|
1650 | } |
---|
1651 | |
---|
1652 | if(skip > 0) |
---|
1653 | { |
---|
1654 | while(self->aktion != STOP && self->aktion != PAUSE) |
---|
1655 | { |
---|
1656 | if(count > skip) break; |
---|
1657 | count++; |
---|
1658 | usleep(500000); |
---|
1659 | } |
---|
1660 | if(self->aktion == STOP || self->aktion == PAUSE) goto end; |
---|
1661 | count = 0; |
---|
1662 | } |
---|
1663 | |
---|
1664 | if(self->aktion != STOP && self->aktion != PAUSE) |
---|
1665 | readeit(self, NULL, NULL, 0); |
---|
1666 | if(self->aktion != STOP && self->aktion != PAUSE) |
---|
1667 | { |
---|
1668 | if(getconfigint("mhwepg", NULL) == 2) |
---|
1669 | readmhw(self, NULL, NULL, 0); |
---|
1670 | } |
---|
1671 | if(self->aktion != STOP && self->aktion != PAUSE) |
---|
1672 | { |
---|
1673 | if(getconfigint("mhw2epg", NULL) == 2) |
---|
1674 | readmhw2(self, NULL, NULL, 0); |
---|
1675 | } |
---|
1676 | if(self->aktion != STOP && self->aktion != PAUSE) |
---|
1677 | { |
---|
1678 | if(getconfigint("opentv", NULL) == 2) |
---|
1679 | readopentv(self, NULL, NULL, 0); |
---|
1680 | } |
---|
1681 | |
---|
1682 | //wait for next run |
---|
1683 | while(self->aktion != STOP && self->aktion != PAUSE) |
---|
1684 | { |
---|
1685 | if(count > 14400) break; //2h |
---|
1686 | count++; |
---|
1687 | usleep(500000); |
---|
1688 | } |
---|
1689 | } |
---|
1690 | |
---|
1691 | end: |
---|
1692 | debug(400, "end epg thread on aktiv channel"); |
---|
1693 | } |
---|
1694 | |
---|
1695 | #endif |
---|