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sortix--sortix/libc/malloc/__heap_verify.cpp
Jonas 'Sortie' Termansen 74247eb71e Rewrite malloc(3).
2014-12-03 21:32:50 +01:00

42 lines
1.3 KiB
C++

/*******************************************************************************
Copyright(C) Jonas 'Sortie' Termansen 2014.
This file is part of the Sortix C Library.
The Sortix 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 3 of the License, or (at your
option) any later version.
The Sortix 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 Sortix C Library. If not, see <http://www.gnu.org/licenses/>.
malloc/__heap_verify.cpp
Perform a heap consistency check.
*******************************************************************************/
#include <assert.h>
#include <malloc.h>
#include <stdlib.h>
extern "C" void __heap_verify()
{
for ( size_t i = 0; i < sizeof(size_t) * 8 - 1; i++ )
{
if ( __heap_state.bin_filled_bitmap & heap_size_of_bin(i) )
{
assert(__heap_state.bin[i] != NULL);
}
else
{
assert(__heap_state.bin[i] == NULL);
}
}
}