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(libT) extra assertions and safeguards for #1523: crash in tr_fdFileCheckout() when starting daemon

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This commit is contained in:
Charles Kerr 2008-12-03 01:25:45 +00:00
parent 761d7dba8e
commit 181b9ed905
2 changed files with 8 additions and 8 deletions
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7
libtransmission/inout.c
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@ -81,6 +81,7 @@ readOrWriteBytes( const tr_torrent * tor,
int err;
int fileExists;
assert( tor->downloadDir && *tor->downloadDir );
assert( fileIndex < info->fileCount );
assert( !file->length || ( fileOffset < file->length ) );
assert( fileOffset + buflen <= file->length );
@ -171,11 +172,9 @@ readOrWritePiece( const tr_torrent * tor,
while( buflen && !err )
{
const tr_file * file = &info->files[fileIndex];
const uint64_t bytesThisPass = MIN( buflen,
file->length - fileOffset );
const uint64_t bytesThisPass = MIN( buflen, file->length - fileOffset );
err = readOrWriteBytes( tor, ioMode,
fileIndex, fileOffset, buf, bytesThisPass );
err = readOrWriteBytes( tor, ioMode, fileIndex, fileOffset, buf, bytesThisPass );
buf += bytesThisPass;
buflen -= bytesThisPass;
++fileIndex;

9
libtransmission/resume.c
View file

@ -461,7 +461,8 @@ loadFromFile( tr_torrent * tor,
}
if( ( fieldsToLoad & ( TR_FR_PROGRESS | TR_FR_DOWNLOAD_DIR ) )
&& tr_bencDictFindStr( &top, KEY_DOWNLOAD_DIR, &str ) )
&& ( tr_bencDictFindStr( &top, KEY_DOWNLOAD_DIR, &str ) )
&& ( str && *str ) )
{
tr_free( tor->downloadDir );
tor->downloadDir = tr_strdup( str );
@ -561,12 +562,12 @@ setFromCtor( tr_torrent * tor,
if( fields & TR_FR_DOWNLOAD_DIR )
{
const char * downloadDir;
if( !tr_ctorGetDownloadDir( ctor, mode, &downloadDir ) )
const char * path;
if( !tr_ctorGetDownloadDir( ctor, mode, &path ) && path && *path )
{
ret |= TR_FR_DOWNLOAD_DIR;
tr_free( tor->downloadDir );
tor->downloadDir = tr_strdup( downloadDir );
tor->downloadDir = tr_strdup( path );
}
}