1 | /* |
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2 | * This file Copyright (C) 2008-2009 Charles Kerr <charles@transmissionbt.com> |
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3 | * |
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4 | * This file is licensed by the GPL version 2. Works owned by the |
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5 | * Transmission project are granted a special exemption to clause 2(b) |
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6 | * so that the bulk of its code can remain under the MIT license. |
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7 | * This exemption does not extend to derived works not owned by |
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8 | * the Transmission project. |
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9 | * |
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10 | * $Id: session.c 7813 2009-01-29 18:18:24Z charles $ |
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11 | */ |
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12 | |
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13 | #include <assert.h> |
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14 | #include <stdlib.h> |
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15 | #include <string.h> /* memcpy */ |
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16 | |
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17 | #include <signal.h> |
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18 | #include <sys/types.h> /* stat */ |
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19 | #include <sys/stat.h> /* stat */ |
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20 | #include <unistd.h> /* stat */ |
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21 | #include <dirent.h> /* opendir */ |
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22 | |
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23 | #include "transmission.h" |
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24 | #include "session.h" |
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25 | #include "bandwidth.h" |
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26 | #include "bencode.h" |
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27 | #include "blocklist.h" |
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28 | #include "fdlimit.h" |
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29 | #include "list.h" |
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30 | #include "metainfo.h" /* tr_metainfoFree */ |
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31 | #include "net.h" |
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32 | #include "peer-mgr.h" |
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33 | #include "platform.h" /* tr_lock */ |
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34 | #include "port-forwarding.h" |
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35 | #include "rpc-server.h" |
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36 | #include "stats.h" |
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37 | #include "torrent.h" |
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38 | #include "tracker.h" |
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39 | #include "trevent.h" |
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40 | #include "utils.h" |
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41 | #include "web.h" |
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42 | #include "crypto.h" |
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43 | |
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44 | #define dbgmsg( ... ) \ |
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45 | do { \ |
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46 | if( tr_deepLoggingIsActive( ) ) \ |
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47 | tr_deepLog( __FILE__, __LINE__, NULL, __VA_ARGS__ ); \ |
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48 | } while( 0 ) |
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49 | |
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50 | static tr_port |
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51 | getRandomPort( tr_session * s ) |
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52 | { |
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53 | return tr_cryptoWeakRandInt( s->randomPortHigh - s->randomPortLow + 1) + s->randomPortLow; |
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54 | } |
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55 | |
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56 | /* Generate a peer id : "-TRxyzb-" + 12 random alphanumeric |
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57 | characters, where x is the major version number, y is the |
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58 | minor version number, z is the maintenance number, and b |
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59 | designates beta (Azureus-style) */ |
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60 | uint8_t* |
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61 | tr_peerIdNew( void ) |
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62 | { |
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63 | int i; |
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64 | int val; |
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65 | int total = 0; |
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66 | uint8_t * buf = tr_new( uint8_t, 21 ); |
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67 | const char * pool = "0123456789abcdefghijklmnopqrstuvwxyz"; |
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68 | const int base = 36; |
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69 | |
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70 | memcpy( buf, PEERID_PREFIX, 8 ); |
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71 | |
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72 | for( i = 8; i < 19; ++i ) |
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73 | { |
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74 | val = tr_cryptoRandInt( base ); |
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75 | total += val; |
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76 | buf[i] = pool[val]; |
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77 | } |
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78 | |
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79 | val = total % base ? base - ( total % base ) : 0; |
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80 | buf[19] = pool[val]; |
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81 | buf[20] = '\0'; |
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82 | |
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83 | return buf; |
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84 | } |
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85 | |
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86 | const uint8_t* |
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87 | tr_getPeerId( void ) |
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88 | { |
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89 | static uint8_t * id = NULL; |
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90 | |
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91 | if( id == NULL ) |
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92 | id = tr_peerIdNew( ); |
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93 | return id; |
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94 | } |
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95 | |
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96 | /*** |
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97 | **** |
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98 | ***/ |
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99 | |
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100 | tr_encryption_mode |
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101 | tr_sessionGetEncryption( tr_session * session ) |
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102 | { |
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103 | assert( session ); |
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104 | |
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105 | return session->encryptionMode; |
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106 | } |
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107 | |
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108 | void |
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109 | tr_sessionSetEncryption( tr_session * session, |
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110 | tr_encryption_mode mode ) |
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111 | { |
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112 | assert( session ); |
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113 | assert( mode == TR_ENCRYPTION_PREFERRED |
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114 | || mode == TR_ENCRYPTION_REQUIRED |
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115 | || mode == TR_CLEAR_PREFERRED ); |
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116 | |
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117 | session->encryptionMode = mode; |
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118 | } |
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119 | |
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120 | /*** |
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121 | **** |
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122 | ***/ |
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123 | |
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124 | static int |
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125 | tr_stringEndsWith( const char * str, |
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126 | const char * end ) |
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127 | { |
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128 | const size_t slen = strlen( str ); |
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129 | const size_t elen = strlen( end ); |
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130 | |
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131 | return slen >= elen && !memcmp( &str[slen - elen], end, elen ); |
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132 | } |
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133 | |
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134 | static void |
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135 | loadBlocklists( tr_session * session ) |
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136 | { |
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137 | int binCount = 0; |
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138 | int newCount = 0; |
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139 | struct stat sb; |
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140 | char * dirname; |
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141 | DIR * odir = NULL; |
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142 | tr_list * list = NULL; |
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143 | const tr_bool isEnabled = session->isBlocklistEnabled; |
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144 | |
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145 | /* walk through the directory and find blocklists */ |
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146 | dirname = tr_buildPath( session->configDir, "blocklists", NULL ); |
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147 | if( !stat( dirname, |
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148 | &sb ) && S_ISDIR( sb.st_mode ) |
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149 | && ( ( odir = opendir( dirname ) ) ) ) |
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150 | { |
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151 | struct dirent *d; |
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152 | for( d = readdir( odir ); d; d = readdir( odir ) ) |
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153 | { |
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154 | char * filename; |
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155 | |
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156 | if( !d->d_name || d->d_name[0] == '.' ) /* skip dotfiles, ., and .. |
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157 | */ |
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158 | continue; |
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159 | |
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160 | filename = tr_buildPath( dirname, d->d_name, NULL ); |
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161 | |
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162 | if( tr_stringEndsWith( filename, ".bin" ) ) |
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163 | { |
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164 | /* if we don't already have this blocklist, add it */ |
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165 | if( !tr_list_find( list, filename, |
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166 | (TrListCompareFunc)strcmp ) ) |
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167 | { |
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168 | tr_list_append( &list, |
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169 | _tr_blocklistNew( filename, isEnabled ) ); |
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170 | ++binCount; |
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171 | } |
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172 | } |
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173 | else |
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174 | { |
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175 | /* strip out the file suffix, if there is one, and add ".bin" |
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176 | instead */ |
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177 | tr_blocklist * b; |
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178 | const char * dot = strrchr( d->d_name, '.' ); |
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179 | const int len = dot ? dot - d->d_name |
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180 | : (int)strlen( d->d_name ); |
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181 | char * tmp = tr_strdup_printf( |
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182 | "%s" TR_PATH_DELIMITER_STR "%*.*s.bin", |
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183 | dirname, len, len, d->d_name ); |
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184 | b = _tr_blocklistNew( tmp, isEnabled ); |
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185 | _tr_blocklistSetContent( b, filename ); |
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186 | tr_list_append( &list, b ); |
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187 | ++newCount; |
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188 | tr_free( tmp ); |
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189 | } |
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190 | |
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191 | tr_free( filename ); |
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192 | } |
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193 | |
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194 | closedir( odir ); |
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195 | } |
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196 | |
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197 | session->blocklists = list; |
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198 | |
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199 | if( binCount ) |
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200 | tr_dbg( "Found %d blocklists in \"%s\"", binCount, dirname ); |
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201 | if( newCount ) |
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202 | tr_dbg( "Found %d new blocklists in \"%s\"", newCount, dirname ); |
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203 | |
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204 | tr_free( dirname ); |
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205 | } |
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206 | |
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207 | /*** |
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208 | **** |
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209 | ***/ |
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210 | |
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211 | #ifdef TR_EMBEDDED |
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212 | #define TR_DEFAULT_ENCRYPTION TR_CLEAR_PREFERRED |
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213 | #else |
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214 | #define TR_DEFAULT_ENCRYPTION TR_ENCRYPTION_PREFERRED |
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215 | #endif |
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216 | |
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217 | void |
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218 | tr_sessionGetDefaultSettings( tr_benc * d ) |
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219 | { |
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220 | assert( tr_bencIsDict( d ) ); |
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221 | |
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222 | tr_bencDictReserve( d, 30 ); |
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223 | tr_bencDictAddInt( d, TR_PREFS_KEY_BLOCKLIST_ENABLED, FALSE ); |
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224 | tr_bencDictAddStr( d, TR_PREFS_KEY_DOWNLOAD_DIR, tr_getDefaultDownloadDir( ) ); |
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225 | tr_bencDictAddInt( d, TR_PREFS_KEY_DSPEED, 100 ); |
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226 | tr_bencDictAddInt( d, TR_PREFS_KEY_DSPEED_ENABLED, 0 ); |
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227 | tr_bencDictAddInt( d, TR_PREFS_KEY_ENCRYPTION, TR_DEFAULT_ENCRYPTION ); |
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228 | tr_bencDictAddInt( d, TR_PREFS_KEY_LAZY_BITFIELD, TRUE ); |
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229 | tr_bencDictAddInt( d, TR_PREFS_KEY_MSGLEVEL, TR_MSG_INF ); |
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230 | tr_bencDictAddInt( d, TR_PREFS_KEY_OPEN_FILE_LIMIT, atoi( TR_DEFAULT_OPEN_FILE_LIMIT_STR ) ); |
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231 | tr_bencDictAddInt( d, TR_PREFS_KEY_PEER_LIMIT_GLOBAL, atoi( TR_DEFAULT_PEER_LIMIT_GLOBAL_STR ) ); |
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232 | tr_bencDictAddInt( d, TR_PREFS_KEY_PEER_LIMIT_TORRENT, atoi( TR_DEFAULT_PEER_LIMIT_TORRENT_STR ) ); |
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233 | tr_bencDictAddInt( d, TR_PREFS_KEY_PEER_PORT, atoi( TR_DEFAULT_PEER_PORT_STR ) ); |
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234 | tr_bencDictAddInt( d, TR_PREFS_KEY_PEER_PORT_RANDOM_ENABLED, FALSE ); |
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235 | tr_bencDictAddInt( d, TR_PREFS_KEY_PEER_PORT_RANDOM_LOW, 1024 ); |
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236 | tr_bencDictAddInt( d, TR_PREFS_KEY_PEER_PORT_RANDOM_HIGH, 65535 ); |
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237 | tr_bencDictAddInt( d, TR_PREFS_KEY_PEER_SOCKET_TOS, atoi( TR_DEFAULT_PEER_SOCKET_TOS_STR ) ); |
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238 | tr_bencDictAddInt( d, TR_PREFS_KEY_PEX_ENABLED, TRUE ); |
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239 | tr_bencDictAddInt( d, TR_PREFS_KEY_PORT_FORWARDING, TRUE ); |
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240 | tr_bencDictAddInt( d, TR_PREFS_KEY_PREALLOCATION, TR_PREALLOCATE_SPARSE ); |
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241 | tr_bencDictAddStr( d, TR_PREFS_KEY_PROXY, "" ); |
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242 | tr_bencDictAddInt( d, TR_PREFS_KEY_PROXY_AUTH_ENABLED, FALSE ); |
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243 | tr_bencDictAddInt( d, TR_PREFS_KEY_PROXY_ENABLED, FALSE ); |
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244 | tr_bencDictAddStr( d, TR_PREFS_KEY_PROXY_PASSWORD, "" ); |
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245 | tr_bencDictAddInt( d, TR_PREFS_KEY_PROXY_PORT, 80 ); |
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246 | tr_bencDictAddInt( d, TR_PREFS_KEY_PROXY_TYPE, TR_PROXY_HTTP ); |
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247 | tr_bencDictAddStr( d, TR_PREFS_KEY_PROXY_USERNAME, "" ); |
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248 | tr_bencDictAddInt( d, TR_PREFS_KEY_RPC_AUTH_REQUIRED, FALSE ); |
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249 | tr_bencDictAddInt( d, TR_PREFS_KEY_RPC_ENABLED, TRUE ); |
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250 | tr_bencDictAddStr( d, TR_PREFS_KEY_RPC_PASSWORD, "" ); |
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251 | tr_bencDictAddStr( d, TR_PREFS_KEY_RPC_USERNAME, "" ); |
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252 | tr_bencDictAddStr( d, TR_PREFS_KEY_RPC_WHITELIST, TR_DEFAULT_RPC_WHITELIST ); |
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253 | tr_bencDictAddInt( d, TR_PREFS_KEY_RPC_WHITELIST_ENABLED, TRUE ); |
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254 | tr_bencDictAddInt( d, TR_PREFS_KEY_RPC_PORT, atoi( TR_DEFAULT_RPC_PORT_STR ) ); |
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255 | tr_bencDictAddInt( d, TR_PREFS_KEY_USPEED, 100 ); |
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256 | tr_bencDictAddInt( d, TR_PREFS_KEY_USPEED_ENABLED, 0 ); |
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257 | tr_bencDictAddInt( d, TR_PREFS_KEY_UPLOAD_SLOTS_PER_TORRENT, 14 ); |
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258 | } |
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259 | |
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260 | void |
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261 | tr_sessionGetSettings( tr_session * s, struct tr_benc * d ) |
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262 | { |
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263 | int i, n=0; |
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264 | char * freeme[16]; |
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265 | |
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266 | assert( tr_bencIsDict( d ) ); |
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267 | |
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268 | tr_bencDictReserve( d, 30 ); |
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269 | tr_bencDictAddInt( d, TR_PREFS_KEY_BLOCKLIST_ENABLED, tr_blocklistIsEnabled( s ) ); |
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270 | tr_bencDictAddStr( d, TR_PREFS_KEY_DOWNLOAD_DIR, s->downloadDir ); |
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271 | tr_bencDictAddInt( d, TR_PREFS_KEY_DSPEED, tr_sessionGetSpeedLimit( s, TR_DOWN ) ); |
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272 | tr_bencDictAddInt( d, TR_PREFS_KEY_DSPEED_ENABLED, tr_sessionIsSpeedLimitEnabled( s, TR_DOWN ) ); |
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273 | tr_bencDictAddInt( d, TR_PREFS_KEY_ENCRYPTION, s->encryptionMode ); |
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274 | tr_bencDictAddInt( d, TR_PREFS_KEY_LAZY_BITFIELD, s->useLazyBitfield ); |
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275 | tr_bencDictAddInt( d, TR_PREFS_KEY_MSGLEVEL, tr_getMessageLevel( ) ); |
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276 | tr_bencDictAddInt( d, TR_PREFS_KEY_OPEN_FILE_LIMIT, s->openFileLimit ); |
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277 | tr_bencDictAddInt( d, TR_PREFS_KEY_PEER_LIMIT_GLOBAL, tr_sessionGetPeerLimit( s ) ); |
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278 | tr_bencDictAddInt( d, TR_PREFS_KEY_PEER_LIMIT_TORRENT, s->peerLimitPerTorrent ); |
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279 | tr_bencDictAddInt( d, TR_PREFS_KEY_PEER_PORT, tr_sessionGetPeerPort( s ) ); |
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280 | tr_bencDictAddInt( d, TR_PREFS_KEY_PEER_PORT_RANDOM_ENABLED, s->isPortRandom ); |
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281 | tr_bencDictAddInt( d, TR_PREFS_KEY_PEER_PORT_RANDOM_LOW, s->randomPortLow ); |
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282 | tr_bencDictAddInt( d, TR_PREFS_KEY_PEER_PORT_RANDOM_HIGH, s->randomPortHigh ); |
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283 | tr_bencDictAddInt( d, TR_PREFS_KEY_PEER_SOCKET_TOS, s->peerSocketTOS ); |
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284 | tr_bencDictAddInt( d, TR_PREFS_KEY_PEX_ENABLED, s->isPexEnabled ); |
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285 | tr_bencDictAddInt( d, TR_PREFS_KEY_PORT_FORWARDING, tr_sessionIsPortForwardingEnabled( s ) ); |
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286 | tr_bencDictAddInt( d, TR_PREFS_KEY_PREALLOCATION, s->preallocationMode ); |
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287 | tr_bencDictAddStr( d, TR_PREFS_KEY_PROXY, s->proxy ); |
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288 | tr_bencDictAddInt( d, TR_PREFS_KEY_PROXY_AUTH_ENABLED, s->isProxyAuthEnabled ); |
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289 | tr_bencDictAddInt( d, TR_PREFS_KEY_PROXY_ENABLED, s->isProxyEnabled ); |
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290 | tr_bencDictAddStr( d, TR_PREFS_KEY_PROXY_PASSWORD, s->proxyPassword ); |
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291 | tr_bencDictAddInt( d, TR_PREFS_KEY_PROXY_PORT, s->proxyPort ); |
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292 | tr_bencDictAddInt( d, TR_PREFS_KEY_PROXY_TYPE, s->proxyType ); |
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293 | tr_bencDictAddStr( d, TR_PREFS_KEY_PROXY_USERNAME, s->proxyUsername ); |
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294 | tr_bencDictAddInt( d, TR_PREFS_KEY_RPC_AUTH_REQUIRED, tr_sessionIsRPCPasswordEnabled( s ) ); |
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295 | tr_bencDictAddInt( d, TR_PREFS_KEY_RPC_ENABLED, tr_sessionIsRPCEnabled( s ) ); |
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296 | tr_bencDictAddStr( d, TR_PREFS_KEY_RPC_PASSWORD, freeme[n++] = tr_sessionGetRPCPassword( s ) ); |
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297 | tr_bencDictAddInt( d, TR_PREFS_KEY_RPC_PORT, tr_sessionGetRPCPort( s ) ); |
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298 | tr_bencDictAddStr( d, TR_PREFS_KEY_RPC_USERNAME, freeme[n++] = tr_sessionGetRPCUsername( s ) ); |
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299 | tr_bencDictAddStr( d, TR_PREFS_KEY_RPC_WHITELIST, freeme[n++] = tr_sessionGetRPCWhitelist( s ) ); |
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300 | tr_bencDictAddInt( d, TR_PREFS_KEY_RPC_WHITELIST_ENABLED, tr_sessionGetRPCWhitelistEnabled( s ) ); |
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301 | tr_bencDictAddInt( d, TR_PREFS_KEY_USPEED, tr_sessionGetSpeedLimit( s, TR_UP ) ); |
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302 | tr_bencDictAddInt( d, TR_PREFS_KEY_USPEED_ENABLED, tr_sessionIsSpeedLimitEnabled( s, TR_UP ) ); |
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303 | tr_bencDictAddInt( d, TR_PREFS_KEY_UPLOAD_SLOTS_PER_TORRENT, s->uploadSlotsPerTorrent ); |
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304 | |
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305 | for( i=0; i<n; ++i ) |
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306 | tr_free( freeme[i] ); |
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307 | } |
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308 | |
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309 | void |
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310 | tr_sessionLoadSettings( tr_benc * d, const char * configDir, const char * appName ) |
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311 | { |
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312 | char * filename; |
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313 | tr_benc fileSettings; |
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314 | |
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315 | assert( tr_bencIsDict( d ) ); |
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316 | |
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317 | /* get the defaults */ |
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318 | tr_sessionGetDefaultSettings( d ); |
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319 | |
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320 | /* if caller didn't specify a config dir, use the default */ |
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321 | if( !configDir || !*configDir ) |
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322 | configDir = tr_getDefaultConfigDir( appName ); |
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323 | |
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324 | /* file settings override the defaults */ |
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325 | filename = tr_buildPath( configDir, "settings.json", NULL ); |
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326 | if( !tr_bencLoadJSONFile( filename, &fileSettings ) ) { |
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327 | tr_bencMergeDicts( d, &fileSettings ); |
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328 | tr_bencFree( &fileSettings ); |
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329 | } |
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330 | |
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331 | /* cleanup */ |
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332 | tr_free( filename ); |
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333 | } |
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334 | |
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335 | void |
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336 | tr_sessionSaveSettings( tr_session * session, const char * configDir, tr_benc * settings ) |
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337 | { |
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338 | tr_benc fileSettings; |
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339 | char * filename; |
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340 | |
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341 | assert( tr_bencIsDict( settings ) ); |
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342 | |
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343 | filename = tr_buildPath( configDir, "settings.json", NULL ); |
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344 | |
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345 | tr_sessionGetSettings( session, settings ); |
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346 | |
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347 | if( tr_bencLoadJSONFile( filename, &fileSettings ) ) { |
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348 | tr_bencSaveJSONFile( filename, settings ); |
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349 | } else { |
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350 | tr_bencMergeDicts( &fileSettings, settings ); |
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351 | tr_bencSaveJSONFile( filename, &fileSettings ); |
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352 | tr_bencFree( &fileSettings ); |
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353 | } |
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354 | |
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355 | tr_inf( "Saved \"%s\"", filename ); |
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356 | tr_free( filename ); |
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357 | } |
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358 | |
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359 | static void metainfoLookupRescan( tr_session * ); |
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360 | static void tr_sessionInitImpl( void * ); |
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361 | |
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362 | tr_session * |
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363 | tr_sessionInit( const char * tag, |
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364 | const char * configDir, |
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365 | tr_bool messageQueuingEnabled, |
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366 | tr_benc * clientSettings ) |
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367 | { |
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368 | int64_t i; |
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369 | int64_t j; |
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370 | tr_bool found; |
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371 | const char * str; |
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372 | tr_benc settings; |
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373 | tr_session * session; |
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374 | char * filename; |
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375 | |
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376 | assert( tr_bencIsDict( clientSettings ) ); |
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377 | |
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378 | session = tr_new0( tr_session, 1 ); |
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379 | session->bandwidth = tr_bandwidthNew( session, NULL ); |
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380 | session->lock = tr_lockNew( ); |
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381 | session->tag = tr_strdup( tag ); |
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382 | session->magicNumber = SESSION_MAGIC_NUMBER; |
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383 | |
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384 | dbgmsg( "tr_sessionInit: the session's top-level bandwidth object is %p", session->bandwidth ); |
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385 | |
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386 | tr_bencInitDict( &settings, 0 ); |
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387 | tr_sessionGetDefaultSettings( &settings ); |
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388 | tr_bencMergeDicts( &settings, clientSettings ); |
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389 | |
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390 | #ifndef WIN32 |
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391 | /* Don't exit when writing on a broken socket */ |
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392 | signal( SIGPIPE, SIG_IGN ); |
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393 | #endif |
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394 | |
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395 | found = tr_bencDictFindInt( &settings, TR_PREFS_KEY_PEER_LIMIT_TORRENT, &i ); |
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396 | assert( found ); |
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397 | session->peerLimitPerTorrent = i; |
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398 | |
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399 | found = tr_bencDictFindInt( &settings, TR_PREFS_KEY_MSGLEVEL, &i ); |
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400 | assert( found ); |
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401 | tr_setMessageLevel( i ); |
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402 | tr_setMessageQueuing( messageQueuingEnabled ); |
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403 | |
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404 | |
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405 | found = tr_bencDictFindInt( &settings, TR_PREFS_KEY_PEX_ENABLED, &i ); |
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406 | assert( found ); |
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407 | session->isPexEnabled = i != 0; |
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408 | |
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409 | found = tr_bencDictFindInt( &settings, TR_PREFS_KEY_ENCRYPTION, &i ); |
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410 | assert( found ); |
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411 | assert( tr_isEncryptionMode( i ) ); |
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412 | session->encryptionMode = i; |
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413 | |
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414 | found = tr_bencDictFindInt( &settings, TR_PREFS_KEY_PREALLOCATION, &i ); |
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415 | assert( found ); |
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416 | assert( tr_isPreallocationMode( i ) ); |
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417 | session->preallocationMode = i; |
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418 | |
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419 | found = tr_bencDictFindInt( &settings, TR_PREFS_KEY_PEER_SOCKET_TOS, &i ); |
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420 | assert( found ); |
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421 | session->peerSocketTOS = i; |
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422 | |
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423 | found = tr_bencDictFindStr( &settings, TR_PREFS_KEY_DOWNLOAD_DIR, &str ); |
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424 | assert( found ); |
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425 | session->downloadDir = tr_strdup( str ); |
---|
426 | |
---|
427 | found = tr_bencDictFindInt( &settings, TR_PREFS_KEY_PROXY_ENABLED, &i ); |
---|
428 | assert( found ); |
---|
429 | session->isProxyEnabled = i != 0; |
---|
430 | |
---|
431 | found = tr_bencDictFindStr( &settings, TR_PREFS_KEY_PROXY, &str ); |
---|
432 | assert( found ); |
---|
433 | session->proxy = tr_strdup( str ); |
---|
434 | |
---|
435 | found = tr_bencDictFindInt( &settings, TR_PREFS_KEY_PROXY_PORT, &i ); |
---|
436 | assert( found ); |
---|
437 | session->proxyPort = i; |
---|
438 | |
---|
439 | found = tr_bencDictFindInt( &settings, TR_PREFS_KEY_PROXY_TYPE, &i ); |
---|
440 | assert( found ); |
---|
441 | session->proxyType = i; |
---|
442 | |
---|
443 | found = tr_bencDictFindInt( &settings, TR_PREFS_KEY_PROXY_AUTH_ENABLED, &i ); |
---|
444 | assert( found ); |
---|
445 | session->isProxyAuthEnabled = i != 0; |
---|
446 | |
---|
447 | found = tr_bencDictFindStr( &settings, TR_PREFS_KEY_PROXY_USERNAME, &str ); |
---|
448 | assert( found ); |
---|
449 | session->proxyUsername = tr_strdup( str ); |
---|
450 | |
---|
451 | found = tr_bencDictFindStr( &settings, TR_PREFS_KEY_PROXY_PASSWORD, &str ); |
---|
452 | assert( found ); |
---|
453 | session->proxyPassword = tr_strdup( str ); |
---|
454 | |
---|
455 | session->so_sndbuf = 1500 * 3; /* 3x MTU for most ethernet/wireless */ |
---|
456 | session->so_rcvbuf = 8192; |
---|
457 | |
---|
458 | tr_setConfigDir( session, configDir ); |
---|
459 | |
---|
460 | tr_netInit( ); /* must go before tr_eventInit */ |
---|
461 | tr_eventInit( session ); |
---|
462 | assert( session->events != NULL ); |
---|
463 | |
---|
464 | session->peerMgr = tr_peerMgrNew( session ); |
---|
465 | |
---|
466 | found = tr_bencDictFindInt( &settings, TR_PREFS_KEY_LAZY_BITFIELD, &i ); |
---|
467 | assert( found ); |
---|
468 | session->useLazyBitfield = i != 0; |
---|
469 | |
---|
470 | /* Initialize rate and file descripts controls */ |
---|
471 | |
---|
472 | found = tr_bencDictFindInt( &settings, TR_PREFS_KEY_OPEN_FILE_LIMIT, &i ); |
---|
473 | assert( found ); |
---|
474 | session->openFileLimit = i; |
---|
475 | found = tr_bencDictFindInt( &settings, TR_PREFS_KEY_PEER_LIMIT_GLOBAL, &j ); |
---|
476 | assert( found ); |
---|
477 | tr_fdInit( session->openFileLimit, j ); |
---|
478 | |
---|
479 | /** |
---|
480 | *** random port |
---|
481 | **/ |
---|
482 | |
---|
483 | found = tr_bencDictFindInt( &settings, TR_PREFS_KEY_PEER_PORT_RANDOM_ENABLED, &i ); |
---|
484 | assert( found ); |
---|
485 | session->isPortRandom = i != 0; |
---|
486 | |
---|
487 | found = tr_bencDictFindInt( &settings, TR_PREFS_KEY_PEER_PORT_RANDOM_LOW, &i ); |
---|
488 | assert( found ); |
---|
489 | session->randomPortLow = i; |
---|
490 | |
---|
491 | found = tr_bencDictFindInt( &settings, TR_PREFS_KEY_PEER_PORT_RANDOM_HIGH, &i ); |
---|
492 | assert( found ); |
---|
493 | session->randomPortHigh = i; |
---|
494 | |
---|
495 | found = tr_bencDictFindInt( &settings, TR_PREFS_KEY_PORT_FORWARDING, &i ) |
---|
496 | && tr_bencDictFindInt( &settings, TR_PREFS_KEY_PEER_PORT, &j ); |
---|
497 | assert( found ); |
---|
498 | session->peerPort = session->isPortRandom ? getRandomPort( session ) : j; |
---|
499 | session->shared = tr_sharedInit( session, i, session->peerPort ); |
---|
500 | session->isPortSet = session->isPortRandom || j>0; |
---|
501 | |
---|
502 | /** |
---|
503 | **/ |
---|
504 | |
---|
505 | found = tr_bencDictFindInt( &settings, TR_PREFS_KEY_UPLOAD_SLOTS_PER_TORRENT, &i ); |
---|
506 | assert( found ); |
---|
507 | session->uploadSlotsPerTorrent = i; |
---|
508 | |
---|
509 | found = tr_bencDictFindInt( &settings, TR_PREFS_KEY_USPEED, &i ) |
---|
510 | && tr_bencDictFindInt( &settings, TR_PREFS_KEY_USPEED_ENABLED, &j ); |
---|
511 | assert( found ); |
---|
512 | tr_sessionSetSpeedLimit( session, TR_UP, i ); |
---|
513 | tr_sessionSetSpeedLimitEnabled( session, TR_UP, j ); |
---|
514 | |
---|
515 | found = tr_bencDictFindInt( &settings, TR_PREFS_KEY_DSPEED, &i ) |
---|
516 | && tr_bencDictFindInt( &settings, TR_PREFS_KEY_DSPEED_ENABLED, &j ); |
---|
517 | assert( found ); |
---|
518 | tr_sessionSetSpeedLimit( session, TR_DOWN, i ); |
---|
519 | tr_sessionSetSpeedLimitEnabled( session, TR_DOWN, j ); |
---|
520 | |
---|
521 | /* initialize the blocklist */ |
---|
522 | filename = tr_buildPath( session->configDir, "blocklists", NULL ); |
---|
523 | tr_mkdirp( filename, 0777 ); |
---|
524 | tr_free( filename ); |
---|
525 | found = tr_bencDictFindInt( &settings, TR_PREFS_KEY_BLOCKLIST_ENABLED, &i ); |
---|
526 | assert( found ); |
---|
527 | session->isBlocklistEnabled = i; |
---|
528 | loadBlocklists( session ); |
---|
529 | |
---|
530 | session->rpcServer = tr_rpcInit( session, &settings ); |
---|
531 | |
---|
532 | tr_bencFree( &settings ); |
---|
533 | |
---|
534 | session->isWaiting = TRUE; |
---|
535 | tr_runInEventThread( session, tr_sessionInitImpl, session ); |
---|
536 | while( session->isWaiting ) |
---|
537 | tr_wait( 100 ); |
---|
538 | |
---|
539 | return session; |
---|
540 | } |
---|
541 | static void |
---|
542 | tr_sessionInitImpl( void * vsession ) |
---|
543 | { |
---|
544 | tr_session * session = vsession; |
---|
545 | |
---|
546 | assert( tr_isSession( session ) ); |
---|
547 | |
---|
548 | /* first %s is the application name |
---|
549 | second %s is the version number */ |
---|
550 | tr_inf( _( "%s %s started" ), TR_NAME, LONG_VERSION_STRING ); |
---|
551 | |
---|
552 | tr_statsInit( session ); |
---|
553 | session->web = tr_webInit( session ); |
---|
554 | metainfoLookupRescan( session ); |
---|
555 | session->isWaiting = FALSE; |
---|
556 | } |
---|
557 | |
---|
558 | /*** |
---|
559 | **** |
---|
560 | ***/ |
---|
561 | |
---|
562 | void |
---|
563 | tr_sessionSetDownloadDir( tr_session * session, const char * dir ) |
---|
564 | { |
---|
565 | assert( tr_isSession( session ) ); |
---|
566 | |
---|
567 | if( session->downloadDir != dir ) |
---|
568 | { |
---|
569 | tr_free( session->downloadDir ); |
---|
570 | session->downloadDir = tr_strdup( dir ); |
---|
571 | } |
---|
572 | } |
---|
573 | |
---|
574 | const char * |
---|
575 | tr_sessionGetDownloadDir( const tr_session * session ) |
---|
576 | { |
---|
577 | assert( tr_isSession( session ) ); |
---|
578 | |
---|
579 | return session->downloadDir; |
---|
580 | } |
---|
581 | |
---|
582 | /*** |
---|
583 | **** |
---|
584 | ***/ |
---|
585 | |
---|
586 | void |
---|
587 | tr_globalLock( tr_session * session ) |
---|
588 | { |
---|
589 | assert( tr_isSession( session ) ); |
---|
590 | |
---|
591 | tr_lockLock( session->lock ); |
---|
592 | } |
---|
593 | |
---|
594 | void |
---|
595 | tr_globalUnlock( tr_session * session ) |
---|
596 | { |
---|
597 | assert( tr_isSession( session ) ); |
---|
598 | |
---|
599 | tr_lockUnlock( session->lock ); |
---|
600 | } |
---|
601 | |
---|
602 | tr_bool |
---|
603 | tr_globalIsLocked( const tr_session * session ) |
---|
604 | { |
---|
605 | return tr_isSession( session ) && tr_lockHave( session->lock ); |
---|
606 | } |
---|
607 | |
---|
608 | /*********************************************************************** |
---|
609 | * tr_setBindPort |
---|
610 | *********************************************************************** |
---|
611 | * |
---|
612 | **********************************************************************/ |
---|
613 | |
---|
614 | struct bind_port_data |
---|
615 | { |
---|
616 | tr_session * session; |
---|
617 | tr_port port; |
---|
618 | }; |
---|
619 | |
---|
620 | static void |
---|
621 | tr_setBindPortImpl( void * vdata ) |
---|
622 | { |
---|
623 | struct bind_port_data * data = vdata; |
---|
624 | tr_session * session = data->session; |
---|
625 | const tr_port port = data->port; |
---|
626 | |
---|
627 | session->isPortSet = 1; |
---|
628 | tr_sharedSetPort( session->shared, port ); |
---|
629 | |
---|
630 | tr_free( data ); |
---|
631 | } |
---|
632 | |
---|
633 | static void |
---|
634 | setPortImpl( tr_session * session, tr_port port ) |
---|
635 | { |
---|
636 | struct bind_port_data * data; |
---|
637 | |
---|
638 | assert( tr_isSession( session ) ); |
---|
639 | |
---|
640 | data = tr_new( struct bind_port_data, 1 ); |
---|
641 | data->session = session; |
---|
642 | data->port = port; |
---|
643 | tr_runInEventThread( session, tr_setBindPortImpl, data ); |
---|
644 | } |
---|
645 | |
---|
646 | void |
---|
647 | tr_sessionSetPeerPort( tr_session * session, |
---|
648 | tr_port port ) |
---|
649 | { |
---|
650 | assert( tr_isSession( session ) ); |
---|
651 | |
---|
652 | session->isPortRandom = FALSE; |
---|
653 | session->peerPort = port; |
---|
654 | setPortImpl( session, session->peerPort ); |
---|
655 | } |
---|
656 | |
---|
657 | tr_port |
---|
658 | tr_sessionSetPeerPortRandom( tr_session * session ) |
---|
659 | { |
---|
660 | assert( tr_isSession( session ) ); |
---|
661 | |
---|
662 | session->isPortRandom = TRUE; |
---|
663 | session->peerPort = getRandomPort( session ); |
---|
664 | setPortImpl( session, session->peerPort ); |
---|
665 | return session->peerPort; |
---|
666 | } |
---|
667 | |
---|
668 | tr_port |
---|
669 | tr_sessionGetPeerPort( const tr_session * session ) |
---|
670 | { |
---|
671 | assert( tr_isSession( session ) ); |
---|
672 | |
---|
673 | return session->peerPort; |
---|
674 | } |
---|
675 | |
---|
676 | tr_port_forwarding |
---|
677 | tr_sessionGetPortForwarding( const tr_session * session ) |
---|
678 | { |
---|
679 | assert( tr_isSession( session ) ); |
---|
680 | |
---|
681 | return tr_sharedTraversalStatus( session->shared ); |
---|
682 | } |
---|
683 | |
---|
684 | /*** |
---|
685 | **** |
---|
686 | ***/ |
---|
687 | |
---|
688 | static void |
---|
689 | updateBandwidth( tr_session * session, tr_direction dir ) |
---|
690 | { |
---|
691 | tr_bool zeroCase; |
---|
692 | |
---|
693 | assert( tr_isSession( session ) ); |
---|
694 | |
---|
695 | zeroCase = session->speedLimit[dir] < 1 && session->isSpeedLimited[dir]; |
---|
696 | |
---|
697 | tr_bandwidthSetLimited( session->bandwidth, dir, session->isSpeedLimited[dir] && !zeroCase ); |
---|
698 | |
---|
699 | tr_bandwidthSetDesiredSpeed( session->bandwidth, dir, session->speedLimit[dir] ); |
---|
700 | } |
---|
701 | |
---|
702 | void |
---|
703 | tr_sessionSetSpeedLimitEnabled( tr_session * session, |
---|
704 | tr_direction dir, |
---|
705 | tr_bool isLimited ) |
---|
706 | { |
---|
707 | assert( tr_isSession( session ) ); |
---|
708 | assert( tr_isDirection( dir ) ); |
---|
709 | |
---|
710 | session->isSpeedLimited[dir] = isLimited; |
---|
711 | updateBandwidth( session, dir ); |
---|
712 | } |
---|
713 | |
---|
714 | void |
---|
715 | tr_sessionSetSpeedLimit( tr_session * session, |
---|
716 | tr_direction dir, |
---|
717 | int desiredSpeed ) |
---|
718 | { |
---|
719 | assert( tr_isSession( session ) ); |
---|
720 | assert( tr_isDirection( dir ) ); |
---|
721 | |
---|
722 | session->speedLimit[dir] = desiredSpeed; |
---|
723 | updateBandwidth( session, dir ); |
---|
724 | } |
---|
725 | |
---|
726 | tr_bool |
---|
727 | tr_sessionIsSpeedLimitEnabled( const tr_session * session, |
---|
728 | tr_direction dir ) |
---|
729 | { |
---|
730 | assert( tr_isSession( session ) ); |
---|
731 | assert( tr_isDirection( dir ) ); |
---|
732 | |
---|
733 | return session->isSpeedLimited[dir]; |
---|
734 | } |
---|
735 | |
---|
736 | int |
---|
737 | tr_sessionGetSpeedLimit( const tr_session * session, |
---|
738 | tr_direction dir ) |
---|
739 | { |
---|
740 | assert( tr_isSession( session ) ); |
---|
741 | assert( tr_isDirection( dir ) ); |
---|
742 | |
---|
743 | return session->speedLimit[dir]; |
---|
744 | } |
---|
745 | |
---|
746 | /*** |
---|
747 | **** |
---|
748 | ***/ |
---|
749 | |
---|
750 | void |
---|
751 | tr_sessionSetPeerLimit( tr_session * session, |
---|
752 | uint16_t maxGlobalPeers ) |
---|
753 | { |
---|
754 | assert( tr_isSession( session ) ); |
---|
755 | |
---|
756 | tr_fdSetPeerLimit( maxGlobalPeers ); |
---|
757 | } |
---|
758 | |
---|
759 | uint16_t |
---|
760 | tr_sessionGetPeerLimit( const tr_session * session ) |
---|
761 | { |
---|
762 | assert( tr_isSession( session ) ); |
---|
763 | |
---|
764 | return tr_fdGetPeerLimit( ); |
---|
765 | } |
---|
766 | |
---|
767 | void |
---|
768 | tr_sessionSetPeerLimitPerTorrent( tr_session * session, uint16_t n ) |
---|
769 | { |
---|
770 | assert( tr_isSession( session ) ); |
---|
771 | |
---|
772 | session->peerLimitPerTorrent = n; |
---|
773 | } |
---|
774 | |
---|
775 | uint16_t |
---|
776 | tr_sessionGetPeerLimitPerTorrent( const tr_session * session ) |
---|
777 | { |
---|
778 | assert( tr_isSession( session ) ); |
---|
779 | |
---|
780 | return session->peerLimitPerTorrent; |
---|
781 | } |
---|
782 | |
---|
783 | /*** |
---|
784 | **** |
---|
785 | ***/ |
---|
786 | |
---|
787 | double |
---|
788 | tr_sessionGetPieceSpeed( const tr_session * session, tr_direction dir ) |
---|
789 | { |
---|
790 | return tr_isSession( session ) ? tr_bandwidthGetPieceSpeed( session->bandwidth, 0, dir ) : 0.0; |
---|
791 | } |
---|
792 | |
---|
793 | double |
---|
794 | tr_sessionGetRawSpeed( const tr_session * session, tr_direction dir ) |
---|
795 | { |
---|
796 | return tr_isSession( session ) ? tr_bandwidthGetPieceSpeed( session->bandwidth, 0, dir ) : 0.0; |
---|
797 | } |
---|
798 | |
---|
799 | int |
---|
800 | tr_sessionCountTorrents( const tr_session * session ) |
---|
801 | { |
---|
802 | return tr_isSession( session ) ? session->torrentCount : 0; |
---|
803 | } |
---|
804 | |
---|
805 | static int |
---|
806 | compareTorrentByCur( const void * va, const void * vb ) |
---|
807 | { |
---|
808 | const tr_torrent * a = *(const tr_torrent**)va; |
---|
809 | const tr_torrent * b = *(const tr_torrent**)vb; |
---|
810 | const uint64_t aCur = a->downloadedCur + a->uploadedCur; |
---|
811 | const uint64_t bCur = b->downloadedCur + b->uploadedCur; |
---|
812 | |
---|
813 | if( aCur != bCur ) |
---|
814 | return aCur > bCur ? -1 : 1; /* close the biggest torrents first */ |
---|
815 | |
---|
816 | return 0; |
---|
817 | } |
---|
818 | |
---|
819 | static void |
---|
820 | tr_closeAllConnections( void * vsession ) |
---|
821 | { |
---|
822 | tr_session * session = vsession; |
---|
823 | tr_torrent * tor; |
---|
824 | int i, n; |
---|
825 | tr_torrent ** torrents; |
---|
826 | |
---|
827 | assert( tr_isSession( session ) ); |
---|
828 | |
---|
829 | tr_statsClose( session ); |
---|
830 | tr_sharedShuttingDown( session->shared ); |
---|
831 | tr_rpcClose( &session->rpcServer ); |
---|
832 | |
---|
833 | /* close the torrents. get the most active ones first so that |
---|
834 | * if we can't get them all closed in a reasonable amount of time, |
---|
835 | * at least we get the most important ones first. */ |
---|
836 | tor = NULL; |
---|
837 | n = session->torrentCount; |
---|
838 | torrents = tr_new( tr_torrent *, session->torrentCount ); |
---|
839 | for( i = 0; i < n; ++i ) |
---|
840 | torrents[i] = tor = tr_torrentNext( session, tor ); |
---|
841 | qsort( torrents, n, sizeof( tr_torrent* ), compareTorrentByCur ); |
---|
842 | for( i = 0; i < n; ++i ) |
---|
843 | tr_torrentFree( torrents[i] ); |
---|
844 | tr_free( torrents ); |
---|
845 | |
---|
846 | tr_peerMgrFree( session->peerMgr ); |
---|
847 | |
---|
848 | tr_trackerSessionClose( session ); |
---|
849 | tr_list_free( &session->blocklists, |
---|
850 | (TrListForeachFunc)_tr_blocklistFree ); |
---|
851 | tr_webClose( &session->web ); |
---|
852 | |
---|
853 | session->isClosed = TRUE; |
---|
854 | } |
---|
855 | |
---|
856 | static int |
---|
857 | deadlineReached( const uint64_t deadline ) |
---|
858 | { |
---|
859 | return tr_date( ) >= deadline; |
---|
860 | } |
---|
861 | |
---|
862 | #define SHUTDOWN_MAX_SECONDS 30 |
---|
863 | |
---|
864 | void |
---|
865 | tr_sessionClose( tr_session * session ) |
---|
866 | { |
---|
867 | int i; |
---|
868 | const int maxwait_msec = SHUTDOWN_MAX_SECONDS * 1000; |
---|
869 | const uint64_t deadline = tr_date( ) + maxwait_msec; |
---|
870 | |
---|
871 | assert( tr_isSession( session ) ); |
---|
872 | |
---|
873 | dbgmsg( "shutting down transmission session %p", session ); |
---|
874 | |
---|
875 | /* close the session */ |
---|
876 | tr_runInEventThread( session, tr_closeAllConnections, session ); |
---|
877 | while( !session->isClosed && !deadlineReached( deadline ) ) |
---|
878 | { |
---|
879 | dbgmsg( |
---|
880 | "waiting for the shutdown commands to run in the main thread" ); |
---|
881 | tr_wait( 100 ); |
---|
882 | } |
---|
883 | |
---|
884 | /* "shared" and "tracker" have live sockets, |
---|
885 | * so we need to keep the transmission thread alive |
---|
886 | * for a bit while they tell the router & tracker |
---|
887 | * that we're closing now */ |
---|
888 | while( ( session->shared |
---|
889 | || session->tracker ) && !deadlineReached( deadline ) ) |
---|
890 | { |
---|
891 | dbgmsg( "waiting on port unmap (%p) or tracker (%p)", |
---|
892 | session->shared, session->tracker ); |
---|
893 | tr_wait( 100 ); |
---|
894 | } |
---|
895 | |
---|
896 | tr_fdClose( ); |
---|
897 | |
---|
898 | /* close the libtransmission thread */ |
---|
899 | tr_eventClose( session ); |
---|
900 | while( session->events && !deadlineReached( deadline ) ) |
---|
901 | { |
---|
902 | dbgmsg( "waiting for the libevent thread to shutdown cleanly" ); |
---|
903 | tr_wait( 100 ); |
---|
904 | } |
---|
905 | |
---|
906 | /* free the session memory */ |
---|
907 | tr_bandwidthFree( session->bandwidth ); |
---|
908 | tr_lockFree( session->lock ); |
---|
909 | for( i = 0; i < session->metainfoLookupCount; ++i ) |
---|
910 | tr_free( session->metainfoLookup[i].filename ); |
---|
911 | tr_free( session->metainfoLookup ); |
---|
912 | tr_free( session->tag ); |
---|
913 | tr_free( session->configDir ); |
---|
914 | tr_free( session->resumeDir ); |
---|
915 | tr_free( session->torrentDir ); |
---|
916 | tr_free( session->downloadDir ); |
---|
917 | tr_free( session->proxy ); |
---|
918 | tr_free( session->proxyUsername ); |
---|
919 | tr_free( session->proxyPassword ); |
---|
920 | tr_free( session ); |
---|
921 | } |
---|
922 | |
---|
923 | tr_torrent ** |
---|
924 | tr_sessionLoadTorrents( tr_session * session, |
---|
925 | tr_ctor * ctor, |
---|
926 | int * setmeCount ) |
---|
927 | { |
---|
928 | int i, n = 0; |
---|
929 | struct stat sb; |
---|
930 | DIR * odir = NULL; |
---|
931 | const char * dirname = tr_getTorrentDir( session ); |
---|
932 | tr_torrent ** torrents; |
---|
933 | tr_list * l = NULL, *list = NULL; |
---|
934 | |
---|
935 | assert( tr_isSession( session ) ); |
---|
936 | |
---|
937 | tr_ctorSetSave( ctor, FALSE ); /* since we already have them */ |
---|
938 | |
---|
939 | if( !stat( dirname, &sb ) |
---|
940 | && S_ISDIR( sb.st_mode ) |
---|
941 | && ( ( odir = opendir ( dirname ) ) ) ) |
---|
942 | { |
---|
943 | struct dirent *d; |
---|
944 | for( d = readdir( odir ); d != NULL; d = readdir( odir ) ) |
---|
945 | { |
---|
946 | if( d->d_name && d->d_name[0] != '.' ) /* skip dotfiles, ., and .. |
---|
947 | */ |
---|
948 | { |
---|
949 | tr_torrent * tor; |
---|
950 | char * path = tr_buildPath( dirname, d->d_name, NULL ); |
---|
951 | tr_ctorSetMetainfoFromFile( ctor, path ); |
---|
952 | if(( tor = tr_torrentNew( session, ctor, NULL ))) |
---|
953 | { |
---|
954 | tr_list_append( &list, tor ); |
---|
955 | ++n; |
---|
956 | } |
---|
957 | tr_free( path ); |
---|
958 | } |
---|
959 | } |
---|
960 | closedir( odir ); |
---|
961 | } |
---|
962 | |
---|
963 | torrents = tr_new( tr_torrent *, n ); |
---|
964 | for( i = 0, l = list; l != NULL; l = l->next ) |
---|
965 | torrents[i++] = (tr_torrent*) l->data; |
---|
966 | assert( i == n ); |
---|
967 | |
---|
968 | tr_list_free( &list, NULL ); |
---|
969 | |
---|
970 | if( n ) |
---|
971 | tr_inf( _( "Loaded %d torrents" ), n ); |
---|
972 | |
---|
973 | if( setmeCount ) |
---|
974 | *setmeCount = n; |
---|
975 | return torrents; |
---|
976 | } |
---|
977 | |
---|
978 | /*** |
---|
979 | **** |
---|
980 | ***/ |
---|
981 | |
---|
982 | void |
---|
983 | tr_sessionSetPexEnabled( tr_session * session, |
---|
984 | tr_bool enabled ) |
---|
985 | { |
---|
986 | assert( tr_isSession( session ) ); |
---|
987 | |
---|
988 | session->isPexEnabled = enabled != 0; |
---|
989 | } |
---|
990 | |
---|
991 | tr_bool |
---|
992 | tr_sessionIsPexEnabled( const tr_session * session ) |
---|
993 | { |
---|
994 | assert( tr_isSession( session ) ); |
---|
995 | |
---|
996 | return session->isPexEnabled; |
---|
997 | } |
---|
998 | |
---|
999 | /*** |
---|
1000 | **** |
---|
1001 | ***/ |
---|
1002 | |
---|
1003 | void |
---|
1004 | tr_sessionSetLazyBitfieldEnabled( tr_session * session, |
---|
1005 | tr_bool enabled ) |
---|
1006 | { |
---|
1007 | assert( tr_isSession( session ) ); |
---|
1008 | |
---|
1009 | session->useLazyBitfield = enabled != 0; |
---|
1010 | } |
---|
1011 | |
---|
1012 | tr_bool |
---|
1013 | tr_sessionIsLazyBitfieldEnabled( const tr_session * session ) |
---|
1014 | { |
---|
1015 | assert( tr_isSession( session ) ); |
---|
1016 | |
---|
1017 | return session->useLazyBitfield; |
---|
1018 | } |
---|
1019 | |
---|
1020 | /*** |
---|
1021 | **** |
---|
1022 | ***/ |
---|
1023 | |
---|
1024 | void |
---|
1025 | tr_sessionSetPortForwardingEnabled( tr_session * session, |
---|
1026 | tr_bool enabled ) |
---|
1027 | { |
---|
1028 | assert( tr_isSession( session ) ); |
---|
1029 | |
---|
1030 | tr_globalLock( session ); |
---|
1031 | tr_sharedTraversalEnable( session->shared, enabled ); |
---|
1032 | tr_globalUnlock( session ); |
---|
1033 | } |
---|
1034 | |
---|
1035 | tr_bool |
---|
1036 | tr_sessionIsPortForwardingEnabled( const tr_session * session ) |
---|
1037 | { |
---|
1038 | assert( tr_isSession( session ) ); |
---|
1039 | |
---|
1040 | return tr_sharedTraversalIsEnabled( session->shared ); |
---|
1041 | } |
---|
1042 | |
---|
1043 | /*** |
---|
1044 | **** |
---|
1045 | ***/ |
---|
1046 | |
---|
1047 | int |
---|
1048 | tr_blocklistGetRuleCount( const tr_session * session ) |
---|
1049 | { |
---|
1050 | int n = 0; |
---|
1051 | tr_list * l; |
---|
1052 | |
---|
1053 | assert( tr_isSession( session ) ); |
---|
1054 | |
---|
1055 | for( l = session->blocklists; l; l = l->next ) |
---|
1056 | n += _tr_blocklistGetRuleCount( l->data ); |
---|
1057 | return n; |
---|
1058 | } |
---|
1059 | |
---|
1060 | tr_bool |
---|
1061 | tr_blocklistIsEnabled( const tr_session * session ) |
---|
1062 | { |
---|
1063 | assert( tr_isSession( session ) ); |
---|
1064 | |
---|
1065 | return session->isBlocklistEnabled; |
---|
1066 | } |
---|
1067 | |
---|
1068 | void |
---|
1069 | tr_blocklistSetEnabled( tr_session * session, |
---|
1070 | tr_bool isEnabled ) |
---|
1071 | { |
---|
1072 | tr_list * l; |
---|
1073 | |
---|
1074 | assert( tr_isSession( session ) ); |
---|
1075 | |
---|
1076 | session->isBlocklistEnabled = isEnabled != 0; |
---|
1077 | |
---|
1078 | for( l=session->blocklists; l!=NULL; l=l->next ) |
---|
1079 | _tr_blocklistSetEnabled( l->data, isEnabled ); |
---|
1080 | } |
---|
1081 | |
---|
1082 | tr_bool |
---|
1083 | tr_blocklistExists( const tr_session * session ) |
---|
1084 | { |
---|
1085 | assert( tr_isSession( session ) ); |
---|
1086 | |
---|
1087 | return session->blocklists != NULL; |
---|
1088 | } |
---|
1089 | |
---|
1090 | int |
---|
1091 | tr_blocklistSetContent( tr_session * session, |
---|
1092 | const char * contentFilename ) |
---|
1093 | { |
---|
1094 | tr_list * l; |
---|
1095 | tr_blocklist * b; |
---|
1096 | const char * defaultName = "level1.bin"; |
---|
1097 | |
---|
1098 | assert( tr_isSession( session ) ); |
---|
1099 | |
---|
1100 | for( b = NULL, l = session->blocklists; !b && l; l = l->next ) |
---|
1101 | if( tr_stringEndsWith( _tr_blocklistGetFilename( l->data ), |
---|
1102 | defaultName ) ) |
---|
1103 | b = l->data; |
---|
1104 | |
---|
1105 | if( !b ) |
---|
1106 | { |
---|
1107 | char * path = tr_buildPath( session->configDir, "blocklists", defaultName, NULL ); |
---|
1108 | b = _tr_blocklistNew( path, session->isBlocklistEnabled ); |
---|
1109 | tr_list_append( &session->blocklists, b ); |
---|
1110 | tr_free( path ); |
---|
1111 | } |
---|
1112 | |
---|
1113 | return _tr_blocklistSetContent( b, contentFilename ); |
---|
1114 | } |
---|
1115 | |
---|
1116 | tr_bool |
---|
1117 | tr_sessionIsAddressBlocked( const tr_session * session, |
---|
1118 | const tr_address * addr ) |
---|
1119 | { |
---|
1120 | tr_list * l; |
---|
1121 | |
---|
1122 | assert( tr_isSession( session ) ); |
---|
1123 | |
---|
1124 | for( l = session->blocklists; l; l = l->next ) |
---|
1125 | if( _tr_blocklistHasAddress( l->data, addr ) ) |
---|
1126 | return TRUE; |
---|
1127 | return FALSE; |
---|
1128 | } |
---|
1129 | |
---|
1130 | /*** |
---|
1131 | **** |
---|
1132 | ***/ |
---|
1133 | |
---|
1134 | static int |
---|
1135 | compareLookupEntries( const void * va, const void * vb ) |
---|
1136 | { |
---|
1137 | const struct tr_metainfo_lookup * a = va; |
---|
1138 | const struct tr_metainfo_lookup * b = vb; |
---|
1139 | |
---|
1140 | return strcmp( a->hashString, b->hashString ); |
---|
1141 | } |
---|
1142 | |
---|
1143 | static void |
---|
1144 | metainfoLookupResort( tr_session * session ) |
---|
1145 | { |
---|
1146 | assert( tr_isSession( session ) ); |
---|
1147 | |
---|
1148 | qsort( session->metainfoLookup, |
---|
1149 | session->metainfoLookupCount, |
---|
1150 | sizeof( struct tr_metainfo_lookup ), |
---|
1151 | compareLookupEntries ); |
---|
1152 | } |
---|
1153 | |
---|
1154 | static int |
---|
1155 | compareHashStringToLookupEntry( const void * va, const void * vb ) |
---|
1156 | { |
---|
1157 | const char * a = va; |
---|
1158 | const struct tr_metainfo_lookup * b = vb; |
---|
1159 | |
---|
1160 | return strcmp( a, b->hashString ); |
---|
1161 | } |
---|
1162 | |
---|
1163 | const char* |
---|
1164 | tr_sessionFindTorrentFile( const tr_session * session, |
---|
1165 | const char * hashStr ) |
---|
1166 | { |
---|
1167 | struct tr_metainfo_lookup * l = bsearch( hashStr, |
---|
1168 | session->metainfoLookup, |
---|
1169 | session->metainfoLookupCount, |
---|
1170 | sizeof( struct tr_metainfo_lookup ), |
---|
1171 | compareHashStringToLookupEntry ); |
---|
1172 | |
---|
1173 | return l ? l->filename : NULL; |
---|
1174 | } |
---|
1175 | |
---|
1176 | static void |
---|
1177 | metainfoLookupRescan( tr_session * session ) |
---|
1178 | { |
---|
1179 | int i; |
---|
1180 | int n; |
---|
1181 | struct stat sb; |
---|
1182 | const char * dirname = tr_getTorrentDir( session ); |
---|
1183 | DIR * odir = NULL; |
---|
1184 | tr_ctor * ctor = NULL; |
---|
1185 | tr_list * list = NULL; |
---|
1186 | |
---|
1187 | assert( tr_isSession( session ) ); |
---|
1188 | |
---|
1189 | /* walk through the directory and find the mappings */ |
---|
1190 | ctor = tr_ctorNew( session ); |
---|
1191 | tr_ctorSetSave( ctor, FALSE ); /* since we already have them */ |
---|
1192 | if( !stat( dirname, &sb ) && S_ISDIR( sb.st_mode ) && ( ( odir = opendir( dirname ) ) ) ) |
---|
1193 | { |
---|
1194 | struct dirent *d; |
---|
1195 | for( d = readdir( odir ); d != NULL; d = readdir( odir ) ) |
---|
1196 | { |
---|
1197 | if( d->d_name && d->d_name[0] != '.' ) /* skip dotfiles, ., and .. |
---|
1198 | */ |
---|
1199 | { |
---|
1200 | tr_info inf; |
---|
1201 | char * path = tr_buildPath( dirname, d->d_name, NULL ); |
---|
1202 | tr_ctorSetMetainfoFromFile( ctor, path ); |
---|
1203 | if( !tr_torrentParse( session, ctor, &inf ) ) |
---|
1204 | { |
---|
1205 | tr_list_append( &list, tr_strdup( inf.hashString ) ); |
---|
1206 | tr_list_append( &list, tr_strdup( path ) ); |
---|
1207 | tr_metainfoFree( &inf ); |
---|
1208 | } |
---|
1209 | tr_free( path ); |
---|
1210 | } |
---|
1211 | } |
---|
1212 | closedir( odir ); |
---|
1213 | } |
---|
1214 | tr_ctorFree( ctor ); |
---|
1215 | |
---|
1216 | n = tr_list_size( list ) / 2; |
---|
1217 | session->metainfoLookup = tr_new0( struct tr_metainfo_lookup, n ); |
---|
1218 | session->metainfoLookupCount = n; |
---|
1219 | for( i = 0; i < n; ++i ) |
---|
1220 | { |
---|
1221 | char * hashString = tr_list_pop_front( &list ); |
---|
1222 | char * filename = tr_list_pop_front( &list ); |
---|
1223 | |
---|
1224 | memcpy( session->metainfoLookup[i].hashString, hashString, |
---|
1225 | 2 * SHA_DIGEST_LENGTH + 1 ); |
---|
1226 | tr_free( hashString ); |
---|
1227 | session->metainfoLookup[i].filename = filename; |
---|
1228 | } |
---|
1229 | |
---|
1230 | metainfoLookupResort( session ); |
---|
1231 | tr_dbg( "Found %d torrents in \"%s\"", n, dirname ); |
---|
1232 | } |
---|
1233 | |
---|
1234 | void |
---|
1235 | tr_sessionSetTorrentFile( tr_session * session, |
---|
1236 | const char * hashString, |
---|
1237 | const char * filename ) |
---|
1238 | { |
---|
1239 | struct tr_metainfo_lookup * l = bsearch( hashString, |
---|
1240 | session->metainfoLookup, |
---|
1241 | session->metainfoLookupCount, |
---|
1242 | sizeof( struct tr_metainfo_lookup ), |
---|
1243 | compareHashStringToLookupEntry ); |
---|
1244 | |
---|
1245 | if( l ) |
---|
1246 | { |
---|
1247 | if( l->filename != filename ) |
---|
1248 | { |
---|
1249 | tr_free( l->filename ); |
---|
1250 | l->filename = tr_strdup( filename ); |
---|
1251 | } |
---|
1252 | } |
---|
1253 | else |
---|
1254 | { |
---|
1255 | const int n = session->metainfoLookupCount++; |
---|
1256 | struct tr_metainfo_lookup * node; |
---|
1257 | session->metainfoLookup = tr_renew( struct tr_metainfo_lookup, |
---|
1258 | session->metainfoLookup, |
---|
1259 | session->metainfoLookupCount ); |
---|
1260 | node = session->metainfoLookup + n; |
---|
1261 | memcpy( node->hashString, hashString, 2 * SHA_DIGEST_LENGTH + 1 ); |
---|
1262 | node->filename = tr_strdup( filename ); |
---|
1263 | metainfoLookupResort( session ); |
---|
1264 | } |
---|
1265 | } |
---|
1266 | |
---|
1267 | tr_torrent* |
---|
1268 | tr_torrentNext( tr_session * session, |
---|
1269 | tr_torrent * tor ) |
---|
1270 | { |
---|
1271 | assert( tr_isSession( session ) ); |
---|
1272 | |
---|
1273 | return tor ? tor->next : session->torrentList; |
---|
1274 | } |
---|
1275 | |
---|
1276 | /*** |
---|
1277 | **** |
---|
1278 | ***/ |
---|
1279 | |
---|
1280 | void |
---|
1281 | tr_sessionSetRPCEnabled( tr_session * session, |
---|
1282 | tr_bool isEnabled ) |
---|
1283 | { |
---|
1284 | assert( tr_isSession( session ) ); |
---|
1285 | |
---|
1286 | tr_rpcSetEnabled( session->rpcServer, isEnabled ); |
---|
1287 | } |
---|
1288 | |
---|
1289 | tr_bool |
---|
1290 | tr_sessionIsRPCEnabled( const tr_session * session ) |
---|
1291 | { |
---|
1292 | assert( tr_isSession( session ) ); |
---|
1293 | |
---|
1294 | return tr_rpcIsEnabled( session->rpcServer ); |
---|
1295 | } |
---|
1296 | |
---|
1297 | void |
---|
1298 | tr_sessionSetRPCPort( tr_session * session, |
---|
1299 | tr_port port ) |
---|
1300 | { |
---|
1301 | assert( tr_isSession( session ) ); |
---|
1302 | |
---|
1303 | tr_rpcSetPort( session->rpcServer, port ); |
---|
1304 | } |
---|
1305 | |
---|
1306 | tr_port |
---|
1307 | tr_sessionGetRPCPort( const tr_session * session ) |
---|
1308 | { |
---|
1309 | assert( tr_isSession( session ) ); |
---|
1310 | |
---|
1311 | return tr_rpcGetPort( session->rpcServer ); |
---|
1312 | } |
---|
1313 | |
---|
1314 | void |
---|
1315 | tr_sessionSetRPCCallback( tr_session * session, |
---|
1316 | tr_rpc_func func, |
---|
1317 | void * user_data ) |
---|
1318 | { |
---|
1319 | assert( tr_isSession( session ) ); |
---|
1320 | |
---|
1321 | session->rpc_func = func; |
---|
1322 | session->rpc_func_user_data = user_data; |
---|
1323 | } |
---|
1324 | |
---|
1325 | void |
---|
1326 | tr_sessionSetRPCWhitelist( tr_session * session, |
---|
1327 | const char * whitelist ) |
---|
1328 | { |
---|
1329 | assert( tr_isSession( session ) ); |
---|
1330 | |
---|
1331 | tr_rpcSetWhitelist( session->rpcServer, whitelist ); |
---|
1332 | } |
---|
1333 | |
---|
1334 | char* |
---|
1335 | tr_sessionGetRPCWhitelist( const tr_session * session ) |
---|
1336 | { |
---|
1337 | assert( tr_isSession( session ) ); |
---|
1338 | |
---|
1339 | return tr_rpcGetWhitelist( session->rpcServer ); |
---|
1340 | } |
---|
1341 | |
---|
1342 | void |
---|
1343 | tr_sessionSetRPCWhitelistEnabled( tr_session * session, |
---|
1344 | tr_bool isEnabled ) |
---|
1345 | { |
---|
1346 | assert( tr_isSession( session ) ); |
---|
1347 | |
---|
1348 | tr_rpcSetWhitelistEnabled( session->rpcServer, isEnabled ); |
---|
1349 | } |
---|
1350 | |
---|
1351 | tr_bool |
---|
1352 | tr_sessionGetRPCWhitelistEnabled( const tr_session * session ) |
---|
1353 | { |
---|
1354 | assert( tr_isSession( session ) ); |
---|
1355 | |
---|
1356 | return tr_rpcGetWhitelistEnabled( session->rpcServer ); |
---|
1357 | } |
---|
1358 | |
---|
1359 | |
---|
1360 | void |
---|
1361 | tr_sessionSetRPCPassword( tr_session * session, |
---|
1362 | const char * password ) |
---|
1363 | { |
---|
1364 | assert( tr_isSession( session ) ); |
---|
1365 | |
---|
1366 | tr_rpcSetPassword( session->rpcServer, password ); |
---|
1367 | } |
---|
1368 | |
---|
1369 | char* |
---|
1370 | tr_sessionGetRPCPassword( const tr_session * session ) |
---|
1371 | { |
---|
1372 | assert( tr_isSession( session ) ); |
---|
1373 | |
---|
1374 | return tr_rpcGetPassword( session->rpcServer ); |
---|
1375 | } |
---|
1376 | |
---|
1377 | void |
---|
1378 | tr_sessionSetRPCUsername( tr_session * session, |
---|
1379 | const char * username ) |
---|
1380 | { |
---|
1381 | assert( tr_isSession( session ) ); |
---|
1382 | |
---|
1383 | tr_rpcSetUsername( session->rpcServer, username ); |
---|
1384 | } |
---|
1385 | |
---|
1386 | char* |
---|
1387 | tr_sessionGetRPCUsername( const tr_session * session ) |
---|
1388 | { |
---|
1389 | assert( tr_isSession( session ) ); |
---|
1390 | |
---|
1391 | return tr_rpcGetUsername( session->rpcServer ); |
---|
1392 | } |
---|
1393 | |
---|
1394 | void |
---|
1395 | tr_sessionSetRPCPasswordEnabled( tr_session * session, |
---|
1396 | tr_bool isEnabled ) |
---|
1397 | { |
---|
1398 | assert( tr_isSession( session ) ); |
---|
1399 | |
---|
1400 | tr_rpcSetPasswordEnabled( session->rpcServer, isEnabled ); |
---|
1401 | } |
---|
1402 | |
---|
1403 | tr_bool |
---|
1404 | tr_sessionIsRPCPasswordEnabled( const tr_session * session ) |
---|
1405 | { |
---|
1406 | assert( tr_isSession( session ) ); |
---|
1407 | |
---|
1408 | return tr_rpcIsPasswordEnabled( session->rpcServer ); |
---|
1409 | } |
---|
1410 | |
---|
1411 | /*** |
---|
1412 | **** |
---|
1413 | ***/ |
---|
1414 | |
---|
1415 | tr_bool |
---|
1416 | tr_sessionIsProxyEnabled( const tr_session * session ) |
---|
1417 | { |
---|
1418 | assert( tr_isSession( session ) ); |
---|
1419 | |
---|
1420 | return session->isProxyEnabled; |
---|
1421 | } |
---|
1422 | |
---|
1423 | void |
---|
1424 | tr_sessionSetProxyEnabled( tr_session * session, |
---|
1425 | tr_bool isEnabled ) |
---|
1426 | { |
---|
1427 | assert( tr_isSession( session ) ); |
---|
1428 | |
---|
1429 | session->isProxyEnabled = isEnabled != 0; |
---|
1430 | } |
---|
1431 | |
---|
1432 | tr_proxy_type |
---|
1433 | tr_sessionGetProxyType( const tr_session * session ) |
---|
1434 | { |
---|
1435 | assert( tr_isSession( session ) ); |
---|
1436 | |
---|
1437 | return session->proxyType; |
---|
1438 | } |
---|
1439 | |
---|
1440 | void |
---|
1441 | tr_sessionSetProxyType( tr_session * session, |
---|
1442 | tr_proxy_type type ) |
---|
1443 | { |
---|
1444 | assert( tr_isSession( session ) ); |
---|
1445 | |
---|
1446 | session->proxyType = type; |
---|
1447 | } |
---|
1448 | |
---|
1449 | const char* |
---|
1450 | tr_sessionGetProxy( const tr_session * session ) |
---|
1451 | { |
---|
1452 | assert( tr_isSession( session ) ); |
---|
1453 | |
---|
1454 | return session->proxy; |
---|
1455 | } |
---|
1456 | |
---|
1457 | tr_port |
---|
1458 | tr_sessionGetProxyPort( const tr_session * session ) |
---|
1459 | { |
---|
1460 | assert( tr_isSession( session ) ); |
---|
1461 | |
---|
1462 | return session->proxyPort; |
---|
1463 | } |
---|
1464 | |
---|
1465 | void |
---|
1466 | tr_sessionSetProxy( tr_session * session, |
---|
1467 | const char * proxy ) |
---|
1468 | { |
---|
1469 | assert( tr_isSession( session ) ); |
---|
1470 | |
---|
1471 | if( proxy != session->proxy ) |
---|
1472 | { |
---|
1473 | tr_free( session->proxy ); |
---|
1474 | session->proxy = tr_strdup( proxy ); |
---|
1475 | } |
---|
1476 | } |
---|
1477 | |
---|
1478 | void |
---|
1479 | tr_sessionSetProxyPort( tr_session * session, |
---|
1480 | tr_port port ) |
---|
1481 | { |
---|
1482 | assert( tr_isSession( session ) ); |
---|
1483 | |
---|
1484 | session->proxyPort = port; |
---|
1485 | } |
---|
1486 | |
---|
1487 | tr_bool |
---|
1488 | tr_sessionIsProxyAuthEnabled( const tr_session * session ) |
---|
1489 | { |
---|
1490 | assert( tr_isSession( session ) ); |
---|
1491 | |
---|
1492 | return session->isProxyAuthEnabled; |
---|
1493 | } |
---|
1494 | |
---|
1495 | void |
---|
1496 | tr_sessionSetProxyAuthEnabled( tr_session * session, |
---|
1497 | tr_bool isEnabled ) |
---|
1498 | { |
---|
1499 | assert( tr_isSession( session ) ); |
---|
1500 | |
---|
1501 | session->isProxyAuthEnabled = isEnabled != 0; |
---|
1502 | } |
---|
1503 | |
---|
1504 | const char* |
---|
1505 | tr_sessionGetProxyUsername( const tr_session * session ) |
---|
1506 | { |
---|
1507 | assert( tr_isSession( session ) ); |
---|
1508 | |
---|
1509 | return session->proxyUsername; |
---|
1510 | } |
---|
1511 | |
---|
1512 | void |
---|
1513 | tr_sessionSetProxyUsername( tr_session * session, |
---|
1514 | const char * username ) |
---|
1515 | { |
---|
1516 | assert( tr_isSession( session ) ); |
---|
1517 | |
---|
1518 | if( username != session->proxyUsername ) |
---|
1519 | { |
---|
1520 | tr_free( session->proxyUsername ); |
---|
1521 | session->proxyUsername = tr_strdup( username ); |
---|
1522 | } |
---|
1523 | } |
---|
1524 | |
---|
1525 | const char* |
---|
1526 | tr_sessionGetProxyPassword( const tr_session * session ) |
---|
1527 | { |
---|
1528 | assert( tr_isSession( session ) ); |
---|
1529 | |
---|
1530 | return session->proxyPassword; |
---|
1531 | } |
---|
1532 | |
---|
1533 | void |
---|
1534 | tr_sessionSetProxyPassword( tr_session * session, |
---|
1535 | const char * password ) |
---|
1536 | { |
---|
1537 | assert( tr_isSession( session ) ); |
---|
1538 | |
---|
1539 | if( password != session->proxyPassword ) |
---|
1540 | { |
---|
1541 | tr_free( session->proxyPassword ); |
---|
1542 | session->proxyPassword = tr_strdup( password ); |
---|
1543 | } |
---|
1544 | } |
---|
1545 | |
---|
1546 | int |
---|
1547 | tr_sessionGetActiveTorrentCount( tr_session * session ) |
---|
1548 | { |
---|
1549 | int ret = 0; |
---|
1550 | tr_torrent * tor = NULL; |
---|
1551 | |
---|
1552 | assert( tr_isSession( session ) ); |
---|
1553 | |
---|
1554 | while(( tor = tr_torrentNext( session, tor ))) |
---|
1555 | if( tr_torrentGetActivity( tor ) != TR_STATUS_STOPPED ) |
---|
1556 | ++ret; |
---|
1557 | |
---|
1558 | return ret; |
---|
1559 | } |
---|