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(trunk libT) #2110: "allow adding torrents with no trackers" -- fix crash in tr_torrentSetAnnounceList() when the new number of trackers is 0. Reported by Rolcol.

This commit is contained in:
Charles Kerr 2009-11-25 18:57:54 +00:00
parent f585379bed
commit 04011d212b
1 changed files with 17 additions and 11 deletions
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28
libtransmission/torrent.c
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@ -2116,10 +2116,6 @@ tr_torrentSetAnnounceList( tr_torrent * tor,
/* save to the .torrent file */
if( !tr_bencLoadFile( &metainfo, TR_FMT_BENC, tor->info.torrent ) )
{
int i;
int prevTier = -1;
tr_benc * tier = NULL;
tr_benc * announceList;
tr_info tmpInfo;
/* remove the old fields */
@ -2127,14 +2123,24 @@ tr_torrentSetAnnounceList( tr_torrent * tor,
tr_bencDictRemove( &metainfo, "announce-list" );
/* add the new fields */
tr_bencDictAddStr( &metainfo, "announce", trackers[0].announce );
announceList = tr_bencDictAddList( &metainfo, "announce-list", 0 );
for( i = 0; i < trackerCount; ++i ) {
if( prevTier != trackers[i].tier ) {
prevTier = trackers[i].tier;
tier = tr_bencListAddList( announceList, 0 );
if( trackerCount > 0 )
{
tr_bencDictAddStr( &metainfo, "announce", trackers[0].announce );
}
if( trackerCount > 1 )
{
int i;
int prevTier = -1;
tr_benc * tier = NULL;
tr_benc * announceList = tr_bencDictAddList( &metainfo, "announce-list", 0 );
for( i=0; i<trackerCount; ++i ) {
if( prevTier != trackers[i].tier ) {
prevTier = trackers[i].tier;
tier = tr_bencListAddList( announceList, 0 );
}
tr_bencListAddStr( tier, trackers[i].announce );
}
tr_bencListAddStr( tier, trackers[i].announce );
}
/* try to parse it back again, to make sure it's good */