45 lines
2.4 KiB
C
45 lines
2.4 KiB
C
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/*----------------------------------------------------------------------------
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* RL-ARM - RTX
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*----------------------------------------------------------------------------
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* Name: RT_MEMORY.H
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* Purpose: Interface functions for Dynamic Memory Management System
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* Rev.: V4.70
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*----------------------------------------------------------------------------
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*
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* Copyright (c) 1999-2009 KEIL, 2009-2013 ARM Germany GmbH
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* All rights reserved.
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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* - Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* - Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* - Neither the name of ARM nor the names of its contributors may be used
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* to endorse or promote products derived from this software without
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* specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDERS AND CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*---------------------------------------------------------------------------*/
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/* Types */
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typedef struct mem { /* << Memory Pool management struct >> */
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struct mem *next; /* Next Memory Block in the list */
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U32 len; /* Length of data block */
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} MEMP;
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/* Functions */
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extern int rt_init_mem (void *pool, U32 size);
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extern void *rt_alloc_mem (void *pool, U32 size);
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extern int rt_free_mem (void *pool, void *mem);
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