static void
saveIdleLimits( tr_benc * dict, const tr_torrent * tor )
{
tr_benc * d = tr_bencDictAddDict( dict, KEY_IDLELIMIT, 2 );
tr_bencDictAddInt( d, KEY_IDLELIMIT_MINS, tr_torrentGetIdleLimit( tor ) );
tr_bencDictAddInt( d, KEY_IDLELIMIT_MODE, tr_torrentGetIdleMode( tor ) );
}
static void
saveRatioLimits( tr_benc * dict, const tr_torrent * tor )
{
tr_benc * d = tr_bencDictAddDict( dict, KEY_RATIOLIMIT, 2 );
tr_bencDictAddReal( d, KEY_RATIOLIMIT_RATIO, tr_torrentGetRatioLimit( tor ) );
tr_bencDictAddInt( d, KEY_RATIOLIMIT_MODE, tr_torrentGetRatioMode( tor ) );
}
void
tr_magnetCreateMetainfo( const tr_magnet_info * info, tr_benc * top )
{
int i;
tr_benc * d;
tr_bencInitDict( top, 4 );
/* announce list */
if( info->trackerCount == 1 )
tr_bencDictAddStr( top, "announce", info->trackers[0] );
else {
tr_benc * trackers = tr_bencDictAddList( top, "announce-list", info->trackerCount );
for( i=0; i<info->trackerCount; ++i )
tr_bencListAddStr( tr_bencListAddList( trackers, 1 ), info->trackers[i] );
}
/* webseeds */
if( info->webseedCount > 0 ) {
tr_benc * urls = tr_bencDictAddList( top, "url-list", info->webseedCount );
for( i=0; i<info->webseedCount; ++i )
tr_bencListAddStr( urls, info->webseeds[i] );
}
/* nonstandard keys */
d = tr_bencDictAddDict( top, "magnet-info", 2 );
tr_bencDictAddRaw( d, "info_hash", info->hash, 20 );
if( info->displayName != NULL )
tr_bencDictAddStr( d, "display-name", info->displayName );
}
static void
saveSpeedLimits( tr_benc * dict,
const tr_torrent * tor )
{
tr_benc * d = tr_bencDictAddDict( dict, KEY_SPEEDLIMIT, 4 );
tr_bencDictAddInt( d, KEY_SPEEDLIMIT_DOWN_SPEED,
tr_torrentGetSpeedLimit( tor, TR_DOWN ) );
tr_bencDictAddInt( d, KEY_SPEEDLIMIT_DOWN_MODE,
tr_torrentGetSpeedMode( tor, TR_DOWN ) );
tr_bencDictAddInt( d, KEY_SPEEDLIMIT_UP_SPEED,
tr_torrentGetSpeedLimit( tor, TR_UP ) );
tr_bencDictAddInt( d, KEY_SPEEDLIMIT_UP_MODE,
tr_torrentGetSpeedMode( tor, TR_UP ) );
}
static void
saveProgress( tr_benc * dict, tr_torrent * tor )
{
tr_benc * l;
tr_benc * prog;
tr_file_index_t fi;
const tr_info * inf = tr_torrentInfo( tor );
const time_t now = tr_time( );
prog = tr_bencDictAddDict( dict, KEY_PROGRESS, 3 );
/* add the file/piece check timestamps... */
l = tr_bencDictAddList( prog, KEY_PROGRESS_CHECKTIME, inf->fileCount );
for( fi=0; fi<inf->fileCount; ++fi )
{
const tr_piece * p;
const tr_piece * pend;
time_t oldest_nonzero = now;
time_t newest = 0;
tr_bool has_zero = FALSE;
const time_t mtime = tr_torrentGetFileMTime( tor, fi );
const tr_file * f = &inf->files[fi];
/* get the oldest and newest nonzero timestamps for pieces in this file */
for( p=&inf->pieces[f->firstPiece], pend=&inf->pieces[f->lastPiece]; p!=pend; ++p )
{
if( !p->timeChecked )
has_zero = TRUE;
else if( oldest_nonzero > p->timeChecked )
oldest_nonzero = p->timeChecked;
if( newest < p->timeChecked )
newest = p->timeChecked;
}
/* If some of a file's pieces have been checked more recently than
the file's mtime, and some lest recently, then that file will
have a list containing timestamps for each piece.
However, the most common use case is that the file doesn't change
after it's downloaded. To reduce overhead in the .resume file,
only a single timestamp is saved for the file if *all* or *none*
of the pieces were tested more recently than the file's mtime. */
if( !has_zero && ( mtime <= oldest_nonzero ) ) /* all checked */
tr_bencListAddInt( l, oldest_nonzero );
else if( newest < mtime ) /* none checked */
tr_bencListAddInt( l, newest );
else { /* some are checked, some aren't... so list piece by piece */
const int offset = oldest_nonzero - 1;
tr_benc * ll = tr_bencListAddList( l, 2 + f->lastPiece - f->firstPiece );
tr_bencListAddInt( ll, offset );
for( p=&inf->pieces[f->firstPiece], pend=&inf->pieces[f->lastPiece]+1; p!=pend; ++p )
tr_bencListAddInt( ll, p->timeChecked ? p->timeChecked - offset : 0 );
}
}
/* add the progress */
if( tor->completeness == TR_SEED )
tr_bencDictAddStr( prog, KEY_PROGRESS_HAVE, "all" );
/* add the blocks bitfield */
tr_bitsetToBenc( tr_cpBlockBitset( &tor->completion ),
tr_bencDictAdd( prog, KEY_PROGRESS_BLOCKS ) );
}
static void
saveSpeedLimits( tr_benc * dict, const tr_torrent * tor )
{
saveSingleSpeedLimit( tr_bencDictAddDict( dict, KEY_SPEEDLIMIT_DOWN, 0 ), tor, TR_DOWN );
saveSingleSpeedLimit( tr_bencDictAddDict( dict, KEY_SPEEDLIMIT_UP, 0 ), tor, TR_UP );
}
static void
handle_upload( struct evhttp_request * req,
struct tr_rpc_server * server )
{
if( req->type != EVHTTP_REQ_POST )
{
send_simple_response( req, 405, NULL );
}
else
{
const char * content_type = evhttp_find_header( req->input_headers,
"Content-Type" );
const char * query = strchr( req->uri, '?' );
const int paused = query && strstr( query + 1, "paused=true" );
const char * in = (const char *) EVBUFFER_DATA( req->input_buffer );
size_t inlen = EVBUFFER_LENGTH( req->input_buffer );
const char * boundary_key = "boundary=";
const char * boundary_key_begin = strstr( content_type,
boundary_key );
const char * boundary_val =
boundary_key_begin ? boundary_key_begin +
strlen( boundary_key ) : "arglebargle";
char * boundary = tr_strdup_printf( "--%s", boundary_val );
const size_t boundary_len = strlen( boundary );
const char * delim = tr_memmem( in, inlen, boundary, boundary_len );
while( delim )
{
size_t part_len;
const char * part = delim + boundary_len;
inlen -= ( part - in );
in = part;
delim = tr_memmem( in, inlen, boundary, boundary_len );
part_len = delim ? (size_t)( delim - part ) : inlen;
if( part_len )
{
char * text = tr_strndup( part, part_len );
if( strstr( text, "filename=\"" ) )
{
const char * body = strstr( text, "\r\n\r\n" );
if( body )
{
char * b64;
size_t body_len;
tr_benc top, *args;
struct evbuffer * json = tr_getBuffer( );
body += 4; /* walk past the \r\n\r\n */
body_len = part_len - ( body - text );
if( body_len >= 2
&& !memcmp( &body[body_len - 2], "\r\n", 2 ) )
body_len -= 2;
tr_bencInitDict( &top, 2 );
args = tr_bencDictAddDict( &top, "arguments", 2 );
tr_bencDictAddStr( &top, "method", "torrent-add" );
b64 = tr_base64_encode( body, body_len, NULL );
tr_bencDictAddStr( args, "metainfo", b64 );
tr_bencDictAddInt( args, "paused", paused );
tr_bencSaveAsJSON( &top, json );
tr_rpc_request_exec_json( server->session,
EVBUFFER_DATA( json ),
EVBUFFER_LENGTH( json ),
NULL, NULL );
tr_releaseBuffer( json );
tr_free( b64 );
tr_bencFree( &top );
}
}
tr_free( text );
}
}
tr_free( boundary );
/* use xml here because json responses to file uploads is trouble.
* see http://www.malsup.com/jquery/form/#sample7 for details */
evhttp_add_header( req->output_headers, "Content-Type",
"text/xml; charset=UTF-8" );
send_simple_response( req, HTTP_OK, NULL );
}
}
