mirror of https://github.com/dzavalishin/oskit/
50 lines
1.3 KiB
C
Executable File
50 lines
1.3 KiB
C
Executable File
/*
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* Copyright (c) 2000 University of Utah and the Flux Group.
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* All rights reserved.
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*
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* This file is part of the Flux OSKit. The OSKit is free software, also known
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* as "open source;" you can redistribute it and/or modify it under the terms
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* of the GNU General Public License (GPL), version 2, as published by the Free
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* Software Foundation (FSF). To explore alternate licensing terms, contact
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* the University of Utah at csl-dist@cs.utah.edu or +1-801-585-3271.
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*
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* The OSKit is distributed in the hope that it will be useful, but WITHOUT ANY
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* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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* FOR A PARTICULAR PURPOSE. See the GPL for more details. You should have
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* received a copy of the GPL along with the OSKit; see the file COPYING. If
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* not, write to the FSF, 59 Temple Place #330, Boston, MA 02111-1307, USA.
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*/
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#include <oskit/c/malloc.h>
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#include <oskit/lmm.h>
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#include <oskit/machine/phys_lmm.h>
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/*
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* A very simple malloc/free using the lmm directly.
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*
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*/
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void
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*malloc(size_t size)
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{
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oskit_u32_t *chunk;
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size += sizeof(oskit_u32_t);
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chunk = lmm_alloc(&malloc_lmm, size, 0);
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*chunk++ = size;
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return chunk;
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}
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void
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free(void *ptr)
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{
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if (!ptr)
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return;
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else {
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oskit_u32_t *chunk = (oskit_u32_t *)ptr - 1;
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lmm_free(&malloc_lmm, chunk, *chunk);
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}
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}
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