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Diffstat (limited to 'gdbsupport/gdb-hashtab.cc')
-rw-r--r-- | gdbsupport/gdb-hashtab.cc | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/gdbsupport/gdb-hashtab.cc b/gdbsupport/gdb-hashtab.cc new file mode 100644 index 0000000..c42e8fe --- /dev/null +++ b/gdbsupport/gdb-hashtab.cc @@ -0,0 +1,44 @@ +/* Hash table wrappers for gdb. + Copyright (C) 2021 Free Software Foundation, Inc. + + This file is part of GDB. + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. + + This program 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 General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see <http://www.gnu.org/licenses/>. */ + +#include "common-defs.h" +#include "gdb-hashtab.h" + +/* Allocation function for the libiberty hash table which uses an + obstack. The obstack is passed as DATA. */ + +void * +hashtab_obstack_allocate (void *data, size_t size, size_t count) +{ + size_t total = size * count; + void *ptr = obstack_alloc ((struct obstack *) data, total); + + memset (ptr, 0, total); + return ptr; +} + +/* Trivial deallocation function for the libiberty splay tree and hash + table - don't deallocate anything. Rely on later deletion of the + obstack. DATA will be the obstack, although it is not needed + here. */ + +void +dummy_obstack_deallocate (void *object, void *data) +{ + return; +} |