| /* Increase the size of a dynamic array and clear the new part. | |
| Copyright (C) 2017-2023 Free Software Foundation, Inc. | |
| This file is part of the GNU C Library. | |
| The GNU C Library is free software; you can redistribute it and/or | |
| modify it under the terms of the GNU Lesser General Public | |
| License as published by the Free Software Foundation; either | |
| version 2.1 of the License, or (at your option) any later version. | |
| The GNU C Library is distributed in the hope that it will be useful, | |
| but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| Lesser General Public License for more details. | |
| You should have received a copy of the GNU Lesser General Public | |
| License along with the GNU C Library; if not, see | |
| <https://www.gnu.org/licenses/>. */ | |
| bool | |
| __libc_dynarray_resize_clear (struct dynarray_header *list, size_t size, | |
| void *scratch, size_t element_size) | |
| { | |
| size_t old_size = list->used; | |
| if (!__libc_dynarray_resize (list, size, scratch, element_size)) | |
| return false; | |
| /* __libc_dynarray_resize already checked for overflow. */ | |
| char *array = list->array; | |
| memset (array + (old_size * element_size), 0, | |
| (size - old_size) * element_size); | |
| return true; | |
| } | |
| libc_hidden_def (__libc_dynarray_resize_clear) | |