static FT_Stream FT_New_Xfs_Stream(const char * pathname)
{
FT_Stream stream = NULL;
struct xfs_file_t * file;
stream = malloc(sizeof(*stream));
if(!stream)
return NULL;
file = xfs_open_read(pathname);
if(!file)
{
free(stream);
return NULL;
}
stream->size = xfs_filelength(file);
if(!stream->size)
{
xfs_close(file);
free(stream);
return NULL;
}
xfs_seek(file, 0);
stream->descriptor.pointer = file;
stream->pathname.pointer = (char *)pathname;
stream->read = ft_xfs_stream_io;
stream->close = ft_xfs_stream_close;
return stream;
}
static cairo_surface_t * cairo_image_surface_create_from_png_xfs(const char * filename)
{
struct xfs_file_t * file;
cairo_surface_t * surface;
file = xfs_open_read(filename);
if(!file)
return _cairo_surface_create_in_error(_cairo_error(CAIRO_STATUS_FILE_NOT_FOUND));
surface = cairo_image_surface_create_from_png_stream(xfs_read_func, file);
xfs_close(file);
return surface;
}