Lines Matching refs:zs
247 png->zs = calloc(1, sizeof (z_stream)); in png_init_inflate()
249 stream = png->zs; in png_init_inflate()
255 free(png->zs); in png_init_inflate()
256 png->zs = NULL; in png_init_inflate()
269 z_stream *stream = png->zs; in png_end_inflate()
280 free(png->zs); in png_end_inflate()
281 png->zs = NULL; in png_end_inflate()
290 z_stream *stream = png->zs; in png_inflate()
369 if (!png->zs) { in png_process_chunk()
563 png->zs = NULL; in png_get_data()
576 if (png->zs) in png_get_data()