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/*
* %CopyrightBegin%
*
* Copyright Ericsson AB 2003-2018. All Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* %CopyrightEnd%
*/
#ifndef ERL_AO_FIRSTFIT_ALLOC__
#define ERL_AO_FIRSTFIT_ALLOC__
#include "erl_alloc_util.h"
#define ERTS_ALC_AOFF_ALLOC_VSN_STR "0.9"
typedef struct AOFFAllctr_t_ AOFFAllctr_t;
enum AOFFSortOrder {
FF_AGEFF = 0, /* carrier trees only */
FF_AOFF = 1,
FF_AOBF = 2, /* block trees only */
FF_BF = 3, /* block trees only */
FF_CHAOS = -1 /* A test-specific sort order that picks any of the above
* after instance id. Used to test that carriers created
* under one order will work fine after being migrated
* to another. */
};
typedef struct {
enum AOFFSortOrder blk_order;
enum AOFFSortOrder crr_order;
} AOFFAllctrInit_t;
#define ERTS_DEFAULT_AOFF_ALLCTR_INIT {0/*dummy*/}
void erts_aoffalc_init(void);
Allctr_t *erts_aoffalc_start(AOFFAllctr_t *, AOFFAllctrInit_t*, AllctrInit_t *);
#endif /* #ifndef ERL_AO_FIRSTFIT_ALLOC__ */
#if defined(GET_ERL_AOFF_ALLOC_IMPL) && !defined(ERL_AOFF_ALLOC_IMPL__)
#define ERL_AOFF_ALLOC_IMPL__
#define GET_ERL_ALLOC_UTIL_IMPL
#include "erl_alloc_util.h"
struct AOFFAllctr_t_ {
Allctr_t allctr; /* Has to be first! */
struct AOFF_RBTree_t_* mbc_root;
enum AOFFSortOrder blk_order;
enum AOFFSortOrder crr_order;
};
UWord erts_aoffalc_test(UWord, UWord, UWord);
#endif /* #if defined(GET_ERL_AOFF_ALLOC_IMPL)
&& !defined(ERL_AOFF_ALLOC_IMPL__) */
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