1461 	struct mach_core_fileheader_v2 temp_header = {};  in kdp_core_polled_io_polled_file_available()  local
1462 	ret = access_data(access_context, FALSE, 0, sizeof(temp_header), &temp_header);  in kdp_core_polled_io_polled_file_available()
1471 	if (temp_header.signature == MACH_CORE_FILEHEADER_V2_SIGNATURE  in kdp_core_polled_io_polled_file_available()
1472 	    && temp_header.version == 2  in kdp_core_polled_io_polled_file_available()
1473 	    && temp_header.pub_key_offset != 0  in kdp_core_polled_io_polled_file_available()
1474 	    && temp_header.pub_key_length != 0  in kdp_core_polled_io_polled_file_available()
1476 …&& (temp_header.flags & MACH_CORE_FILEHEADER_V2_FLAGS_NEXT_COREFILE_KEY_FORMAT_MASK) == MACH_CORE_…  in kdp_core_polled_io_polled_file_available()
1478 	    && temp_header.pub_key_length <= 4096  in kdp_core_polled_io_polled_file_available()
1479 	    && temp_header.pub_key_offset < 65535) {  in kdp_core_polled_io_polled_file_available()
1484 …ret = kmem_alloc(kernel_map, (vm_offset_t *) &public_key, temp_header.pub_key_length, VM_KERN_MEMO…  in kdp_core_polled_io_polled_file_available()
1489 …ret = access_data(access_context, FALSE, temp_header.pub_key_offset + PUBLIC_KEY_RESERVED_LENGTH, …  in kdp_core_polled_io_polled_file_available()
1492 			kmem_free(kernel_map, (vm_offset_t) public_key, temp_header.pub_key_length);  in kdp_core_polled_io_polled_file_available()
1499 		ret = kdp_core_init_encryption_stage(public_key, temp_header.pub_key_length);  in kdp_core_polled_io_polled_file_available()
1501 …kdp_core_header->flags |= temp_header.flags & MACH_CORE_FILEHEADER_V2_FLAGS_NEXT_COREFILE_KEY_FORM…  in kdp_core_polled_io_polled_file_available()
1502 …re_header->flags |= MACH_CORE_FILEHEADER_V2_FLAGS_NEXT_KEY_FORMAT_TO_KEY_FORMAT(temp_header.flags);  in kdp_core_polled_io_polled_file_available()
1504 			kdp_core_header->pub_key_length = temp_header.pub_key_length;  in kdp_core_polled_io_polled_file_available()