Changeset 11310 for trunk/libtransmission/inout.c

Timestamp:

Oct 14, 2010, 4:21:14 AM (12 years ago)

Author:

charles

Message:

(trunk libT) #3631 "crash in tr_ioFindFileLocation" -- add tracer messages to try & smoke out the error

File:

• trunk/libtransmission/inout.c (modified) (2 diffs)

trunk/libtransmission/inout.c

@@ -168 +168 @@
 
 static int
-compareOffsetToFile( const void * a,
-                     const void * b )
+compareOffsetToFile( const void * a, const void * b )
 {
     const uint64_t  offset = *(const uint64_t*)a;
@@ -189 +188 @@
     const tr_file * file;
 
+    assert( tr_isTorrent( tor ) );
+    assert( offset < tor->info.totalSize );
+
     file = bsearch( &offset,
                     tor->info.files, tor->info.fileCount, sizeof( tr_file ),
                     compareOffsetToFile );
+
+if( file == NULL ) {
+unsigned int i;
+fprintf( stderr, "%s", "transmission error\n" ); 
+fprintf( stderr, "pieceIndex %d\n", (int)pieceIndex );
+fprintf( stderr, "pieceOffset %d\n", (int)pieceOffset );
+fprintf( stderr, "couldn't find file matching offset %"PRIu64"\n", offset );
+fprintf( stderr, "total torrent size %"PRIu64"\n", tor->info.totalSize );
+fprintf( stderr, "%u files\n", (unsigned int)tor->info.fileCount );
+for( i=0; i<tor->info.fileCount; ++i ) fprintf( stderr, "file #%u offset %"PRIu64" length %"PRIu64"\n", i, tor->info.files[i].offset, tor->info.files[i].length );
+}
+
+    assert( file != NULL );
 
     *fileIndex = file - tor->info.files;