228       png_ptr->push_length = png_get_uint_31(png_ptr, chunk_length);  in png_push_read_chunk()
241       if (png_ptr->push_length != 13)  in png_push_read_chunk()
244       if (png_ptr->push_length + 4 > png_ptr->buffer_size)  in png_push_read_chunk()
250       png_handle_IHDR(png_ptr, info_ptr, png_ptr->push_length);  in png_push_read_chunk()
255       if (png_ptr->push_length + 4 > png_ptr->buffer_size)  in png_push_read_chunk()
261       png_handle_IEND(png_ptr, info_ptr, png_ptr->push_length);  in png_push_read_chunk()
270       if (png_ptr->push_length + 4 > png_ptr->buffer_size)  in png_push_read_chunk()
279       png_handle_unknown(png_ptr, info_ptr, png_ptr->push_length);  in png_push_read_chunk()
298       if (png_ptr->push_length + 4 > png_ptr->buffer_size)  in png_push_read_chunk()
303       png_handle_PLTE(png_ptr, info_ptr, png_ptr->push_length);  in png_push_read_chunk()
323             if (png_ptr->push_length == 0)  in png_push_read_chunk()
330       png_ptr->idat_size = png_ptr->push_length;  in png_push_read_chunk()
344       if (png_ptr->push_length + 4 > png_ptr->buffer_size)  in png_push_read_chunk()
350       png_handle_gAMA(png_ptr, info_ptr, png_ptr->push_length);  in png_push_read_chunk()
357       if (png_ptr->push_length + 4 > png_ptr->buffer_size)  in png_push_read_chunk()
363       png_handle_sBIT(png_ptr, info_ptr, png_ptr->push_length);  in png_push_read_chunk()
370       if (png_ptr->push_length + 4 > png_ptr->buffer_size)  in png_push_read_chunk()
376       png_handle_cHRM(png_ptr, info_ptr, png_ptr->push_length);  in png_push_read_chunk()
383       if (png_ptr->push_length + 4 > png_ptr->buffer_size)  in png_push_read_chunk()
389       png_handle_sRGB(png_ptr, info_ptr, png_ptr->push_length);  in png_push_read_chunk()
396       if (png_ptr->push_length + 4 > png_ptr->buffer_size)  in png_push_read_chunk()
402       png_handle_iCCP(png_ptr, info_ptr, png_ptr->push_length);  in png_push_read_chunk()
409       if (png_ptr->push_length + 4 > png_ptr->buffer_size)  in png_push_read_chunk()
415       png_handle_sPLT(png_ptr, info_ptr, png_ptr->push_length);  in png_push_read_chunk()
422       if (png_ptr->push_length + 4 > png_ptr->buffer_size)  in png_push_read_chunk()
428       png_handle_tRNS(png_ptr, info_ptr, png_ptr->push_length);  in png_push_read_chunk()
435       if (png_ptr->push_length + 4 > png_ptr->buffer_size)  in png_push_read_chunk()
441       png_handle_bKGD(png_ptr, info_ptr, png_ptr->push_length);  in png_push_read_chunk()
448       if (png_ptr->push_length + 4 > png_ptr->buffer_size)  in png_push_read_chunk()
454       png_handle_hIST(png_ptr, info_ptr, png_ptr->push_length);  in png_push_read_chunk()
461       if (png_ptr->push_length + 4 > png_ptr->buffer_size)  in png_push_read_chunk()
467       png_handle_pHYs(png_ptr, info_ptr, png_ptr->push_length);  in png_push_read_chunk()
474       if (png_ptr->push_length + 4 > png_ptr->buffer_size)  in png_push_read_chunk()
480       png_handle_oFFs(png_ptr, info_ptr, png_ptr->push_length);  in png_push_read_chunk()
487       if (png_ptr->push_length + 4 > png_ptr->buffer_size)  in png_push_read_chunk()
493       png_handle_pCAL(png_ptr, info_ptr, png_ptr->push_length);  in png_push_read_chunk()
500       if (png_ptr->push_length + 4 > png_ptr->buffer_size)  in png_push_read_chunk()
506       png_handle_sCAL(png_ptr, info_ptr, png_ptr->push_length);  in png_push_read_chunk()
513       if (png_ptr->push_length + 4 > png_ptr->buffer_size)  in png_push_read_chunk()
519       png_handle_tIME(png_ptr, info_ptr, png_ptr->push_length);  in png_push_read_chunk()
526       if (png_ptr->push_length + 4 > png_ptr->buffer_size)  in png_push_read_chunk()
532       png_push_handle_tEXt(png_ptr, info_ptr, png_ptr->push_length);  in png_push_read_chunk()
539       if (png_ptr->push_length + 4 > png_ptr->buffer_size)  in png_push_read_chunk()
545       png_push_handle_zTXt(png_ptr, info_ptr, png_ptr->push_length);  in png_push_read_chunk()
552       if (png_ptr->push_length + 4 > png_ptr->buffer_size)  in png_push_read_chunk()
558       png_push_handle_iTXt(png_ptr, info_ptr, png_ptr->push_length);  in png_push_read_chunk()
564       if (png_ptr->push_length + 4 > png_ptr->buffer_size)  in png_push_read_chunk()
569       png_push_handle_unknown(png_ptr, info_ptr, png_ptr->push_length);  in png_push_read_chunk()
754       png_ptr->push_length = png_get_uint_31(png_ptr, chunk_length);  in png_push_read_IDAT()
767       png_ptr->idat_size = png_ptr->push_length;  in png_push_read_IDAT()