398       png_ptr->zstream.next_in = NULL;  in png_inflate_claim()
399       png_ptr->zstream.avail_in = 0;  in png_inflate_claim()
400       png_ptr->zstream.next_out = NULL;  in png_inflate_claim()
401       png_ptr->zstream.avail_out = 0;  in png_inflate_claim()
406          ret = inflateReset(&png_ptr->zstream);  in png_inflate_claim()
408          ret = inflateReset2(&png_ptr->zstream, window_bits);  in png_inflate_claim()
415          ret = inflateInit(&png_ptr->zstream);  in png_inflate_claim()
417          ret = inflateInit2(&png_ptr->zstream, window_bits);  in png_inflate_claim()
448    if (png_ptr->zstream_start && png_ptr->zstream.avail_in > 0)  in png_zlib_inflate()
450       if ((*png_ptr->zstream.next_in >> 4) > 7)  in png_zlib_inflate()
452          png_ptr->zstream.msg = "invalid window size (libpng)";  in png_zlib_inflate()
459    return inflate(&png_ptr->zstream, flush);  in png_zlib_inflate()
495       png_ptr->zstream.next_in = PNGZ_INPUT_CAST(input);  in png_inflate()
497       png_ptr->zstream.avail_in = 0;  in png_inflate()
498       png_ptr->zstream.avail_out = 0;  in png_inflate()
504          png_ptr->zstream.next_out = output;  in png_inflate()
519          avail_in += png_ptr->zstream.avail_in; /* not consumed last time */  in png_inflate()
527          png_ptr->zstream.avail_in = avail;  in png_inflate()
530          avail_out += png_ptr->zstream.avail_out; /* not written last time */  in png_inflate()
539             png_ptr->zstream.next_out = local_buffer;  in png_inflate()
547          png_ptr->zstream.avail_out = avail;  in png_inflate()
562          png_ptr->zstream.next_out = NULL;  in png_inflate()
565       avail_in += png_ptr->zstream.avail_in;  in png_inflate()
566       avail_out += png_ptr->zstream.avail_out;  in png_inflate()
588       png_ptr->zstream.msg = PNGZ_MSG_CAST("zstream unclaimed");  in png_inflate()
653             if (inflateReset(&png_ptr->zstream) == Z_OK)  in png_decompress_chunk()
773       png_ptr->zstream.next_out = next_out;  in png_inflate_read()
774       png_ptr->zstream.avail_out = 0; /* set in the loop */  in png_inflate_read()
778          if (png_ptr->zstream.avail_in == 0)  in png_inflate_read()
787             png_ptr->zstream.next_in = read_buffer;  in png_inflate_read()
788             png_ptr->zstream.avail_in = read_size;  in png_inflate_read()
791          if (png_ptr->zstream.avail_out == 0)  in png_inflate_read()
798             png_ptr->zstream.avail_out = avail;  in png_inflate_read()
808       while (ret == Z_OK && (*out_size > 0 || png_ptr->zstream.avail_out > 0));  in png_inflate_read()
810       *out_size += png_ptr->zstream.avail_out;  in png_inflate_read()
811       png_ptr->zstream.avail_out = 0; /* Should not be required, but is safe */  in png_inflate_read()
820       png_ptr->zstream.msg = PNGZ_MSG_CAST("zstream unclaimed");  in png_inflate_read()
1432                png_ptr->zstream.next_in = (Bytef*)keyword + (keyword_length+2);  in png_handle_iCCP()
1433                png_ptr->zstream.avail_in = read_length;  in png_handle_iCCP()
1519                                        png_ptr->zstream.adler);  in png_handle_iCCP()
1571                                     errmsg = png_ptr->zstream.msg;  in png_handle_iCCP()
1579                               errmsg = png_ptr->zstream.msg;  in png_handle_iCCP()
1593                   errmsg = png_ptr->zstream.msg;  in png_handle_iCCP()
1600                errmsg = png_ptr->zstream.msg;  in png_handle_iCCP()
2600          errmsg = png_ptr->zstream.msg;  in png_handle_zTXt()
2720             errmsg = png_ptr->zstream.msg;  in png_handle_iTXt()
4001    png_ptr->zstream.next_out = output;  in png_read_IDAT_data()
4002    png_ptr->zstream.avail_out = 0; /* safety: set below */  in png_read_IDAT_data()
4012       if (png_ptr->zstream.avail_in == 0)  in png_read_IDAT_data()
4044          png_ptr->zstream.next_in = buffer;  in png_read_IDAT_data()
4045          png_ptr->zstream.avail_in = avail_in;  in png_read_IDAT_data()
4057          png_ptr->zstream.avail_out = out;  in png_read_IDAT_data()
4062          png_ptr->zstream.next_out = tmpbuf;  in png_read_IDAT_data()
4063          png_ptr->zstream.avail_out = (sizeof tmpbuf);  in png_read_IDAT_data()
4077          avail_out += png_ptr->zstream.avail_out;  in png_read_IDAT_data()
4080          avail_out += (sizeof tmpbuf) - png_ptr->zstream.avail_out;  in png_read_IDAT_data()
4082       png_ptr->zstream.avail_out = 0;  in png_read_IDAT_data()
4087          png_ptr->zstream.next_out = NULL;  in png_read_IDAT_data()
4092          if (png_ptr->zstream.avail_in > 0 || png_ptr->idat_size > 0)  in png_read_IDAT_data()
4102             png_chunk_error(png_ptr, png_ptr->zstream.msg);  in png_read_IDAT_data()
4106             png_chunk_benign_error(png_ptr, png_ptr->zstream.msg);  in png_read_IDAT_data()
4140       png_ptr->zstream.next_out = NULL; /* safety */  in png_read_finish_IDAT()
4158       png_ptr->zstream.next_in = NULL;  in png_read_finish_IDAT()
4159       png_ptr->zstream.avail_in = 0;  in png_read_finish_IDAT()
4525       png_error(png_ptr, png_ptr->zstream.msg);  in png_read_start_row()