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(trunk libT) heap pruning: using the same mechanism as in r12388, avoid an unnecessary malloc+memcpy+free when building the URL for a webseed download request

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This commit is contained in:
Jordan Lee 2011-04-27 20:52:07 +00:00
parent aa41779aaa
commit 6e99c6cd69
1 changed files with 9 additions and 9 deletions
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18
libtransmission/webseed.c
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@ -244,18 +244,18 @@ web_response_func( tr_session * session,
}
}
static char*
static struct evbuffer *
make_url( tr_webseed * w, const tr_file * file )
{
struct evbuffer * out = evbuffer_new( );
struct evbuffer * buf = evbuffer_new( );
evbuffer_add( out, w->base_url, w->base_url_len );
evbuffer_add( buf, w->base_url, w->base_url_len );
/* if url ends with a '/', add the torrent name */
if( w->base_url[w->base_url_len - 1] == '/' && file->name )
tr_http_escape( out, file->name, strlen(file->name), false );
tr_http_escape( buf, file->name, strlen(file->name), false );
return evbuffer_free_to_str( out );
return buf;
}
static void
@ -264,8 +264,8 @@ task_request_next_chunk( struct tr_webseed_task * t )
tr_torrent * tor = tr_torrentFindFromId( t->session, t->torrent_id );
if( tor != NULL )
{
char * url;
char range[64];
struct evbuffer * url;
const tr_info * inf = tr_torrentInfo( tor );
const uint32_t remain = t->length - evbuffer_get_length( t->content );
@ -290,9 +290,9 @@ task_request_next_chunk( struct tr_webseed_task * t )
url = make_url( t->webseed, file );
tr_snprintf( range, sizeof range, "%"PRIu64"-%"PRIu64,
file_offset, file_offset + this_pass - 1 );
tr_webRunWithBuffer( t->session, url, range, NULL,
web_response_func, t, t->content );
tr_free( url );
tr_webRunWithBuffer( t->session, (char *) evbuffer_pullup( url, -1 ),
range, NULL, web_response_func, t, t->content );
evbuffer_free( url );
}
}