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205 lines
6.5 KiB
205 lines
6.5 KiB
/*
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* Copyright (C) 2001-2003 FhG Fokus
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*
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* This file is part of Kamailio, a free SIP server.
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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/**
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* \defgroup mem SIP-router memory manager
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* \brief SIP-router internal memory manager
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*
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* SIP-router internal memory manager for private (per process) and shared
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* memory pools. It provides several different strategies for the memory
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* management, like really fast, with extended debugging and also plain system
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* memory management.
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*/
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/**
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* \file
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* \brief Main definitions for memory manager
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*
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* \brief Main definitions for memory manager, like malloc, free and realloc
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* \ingroup mem
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*/
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#ifndef mem_h
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#define mem_h
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#include "../config.h"
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#include "../dprint.h"
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#include "pkg.h"
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#if 0
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/* fix debug defines, DBG_F_MALLOC <=> DBG_QM_MALLOC */
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#ifdef F_MALLOC
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#ifdef DBG_F_MALLOC
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#ifndef DBG_QM_MALLOC
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#define DBG_QM_MALLOC
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#endif
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#elif defined(DBG_QM_MALLOC)
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#define DBG_F_MALLOC
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#endif
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#elif defined TLSF_MALLOC
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#ifdef DBG_TLSF_MALLOC
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#ifndef DBG_QM_MALLOC
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#define DBG_QM_MALLOC
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#endif
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#elif defined(DBG_QM_MALLOC)
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#define DBG_TLSF_MALLOC
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#endif
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#endif
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#ifdef PKG_MALLOC
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# ifdef F_MALLOC
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# include "f_malloc.h"
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extern struct fm_block* mem_block;
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# elif defined DL_MALLOC
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# include "dl_malloc.h"
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# elif defined TLSF_MALLOC
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# include "tlsf.h"
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extern tlsf_t mem_block;
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# else
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# include "q_malloc.h"
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extern struct qm_block* mem_block;
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# endif
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extern char* mem_pool;
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# ifdef DBG_QM_MALLOC
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# include "src_loc.h" /* src location macros: _SRC_* */
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# ifdef F_MALLOC
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# define pkg_malloc(s) fm_malloc(mem_block, (s), _SRC_LOC_, \
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_SRC_FUNCTION_, _SRC_LINE_)
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# define pkg_free(p) fm_free(mem_block, (p), _SRC_LOC_, \
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_SRC_FUNCTION_, _SRC_LINE_)
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# define pkg_realloc(p, s) fm_realloc(mem_block, (p), (s), \
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_SRC_LOC_, _SRC_FUNCTION_, _SRC_LINE_)
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# elif defined TLSF_MALLOC
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# define pkg_malloc(s) tlsf_malloc(mem_block, (s), _SRC_LOC_, \
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_SRC_FUNCTION_, _SRC_LINE_)
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# define pkg_free(p) tlsf_free(mem_block, (p), _SRC_LOC_, \
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_SRC_FUNCTION_, _SRC_LINE_)
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# define pkg_realloc(p, s) tlsf_realloc(mem_block, (p), (s), \
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_SRC_LOC_, _SRC_FUNCTION_, _SRC_LINE_)
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# else
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# define pkg_malloc(s) qm_malloc(mem_block, (s),_SRC_LOC_, \
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_SRC_FUNCTION_, _SRC_LINE_)
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# define pkg_realloc(p, s) qm_realloc(mem_block, (p), (s), \
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_SRC_LOC_, _SRC_FUNCTION_, _SRC_LINE_)
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# define pkg_free(p) qm_free(mem_block, (p), _SRC_LOC_, \
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_SRC_FUNCTION_, _SRC_LINE_)
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# endif
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# else
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# ifdef F_MALLOC
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# define pkg_malloc(s) fm_malloc(mem_block, (s))
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# define pkg_realloc(p, s) fm_realloc(mem_block, (p), (s))
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# define pkg_free(p) fm_free(mem_block, (p))
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# elif defined DL_MALLOC
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# define pkg_malloc(s) dlmalloc((s))
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# define pkg_realloc(p, s) dlrealloc((p), (s))
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# define pkg_free(p) dlfree((p))
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# elif defined TLSF_MALLOC
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# define pkg_malloc(s) tlsf_malloc(mem_block, (s))
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# define pkg_realloc(p, s) tlsf_realloc(mem_block, (p), (s))
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# define pkg_free(p) tlsf_free(mem_block, (p))
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# else
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# define pkg_malloc(s) qm_malloc(mem_block, (s))
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# define pkg_realloc(p, s) qm_realloc(mem_block, (p), (s))
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# define pkg_free(p) qm_free(mem_block, (p))
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# endif
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# endif
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# ifdef F_MALLOC
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# define pkg_status() fm_status(mem_block)
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# define pkg_info(mi) fm_info(mem_block, mi)
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# define pkg_available() fm_available(mem_block)
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# define pkg_sums() fm_sums(mem_block)
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# elif defined DL_MALLOC
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# define pkg_status() 0
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# define pkg_info(mi) 0
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# define pkg_available() 0
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# define pkg_sums() 0
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# elif defined TLSF_MALLOC
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# define pkg_status() tlsf_status(mem_block)
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# define pkg_info(mi) tlsf_meminfo(mem_block, (mi))
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# define pkg_available() tlsf_available(mem_block)
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# define pkg_sums() tlsf_sums(mem_block)
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# else
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# define pkg_status() qm_status(mem_block)
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# define pkg_info(mi) qm_info(mem_block, mi)
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# define pkg_available() qm_available(mem_block)
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# define pkg_sums() qm_sums(mem_block)
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# endif
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#elif defined(SHM_MEM) && defined(USE_SHM_MEM)
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# include "shm_mem.h"
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# define pkg_malloc(s) shm_malloc((s))
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# define pkg_relloc(p, s) shm_malloc((p), (s))
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# define pkg_free(p) shm_free((p))
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# define pkg_status() shm_status()
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# define pkg_sums() shm_sums()
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#else
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# include <stdlib.h>
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# include "memdbg.h"
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# ifdef DBG_SYS_MALLOC
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# define pkg_malloc(s) \
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( { void *____v123; ____v123=malloc((s)); \
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MDBG("malloc %p size %lu end %p (%s:%d)\n", ____v123, (unsigned long)(s), (char*)____v123+(s), __FILE__, __LINE__);\
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____v123; } )
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# define pkg_realloc(p, s) \
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( { void *____v123; ____v123=realloc(p, s); \
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MDBG("realloc %p size %lu end %p (%s:%d)\n", ____v123, (unsigned long)(s), (char*)____v123+(s), __FILE__, __LINE__);\
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____v123; } )
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# define pkg_free(p) do{ MDBG("free %p (%s:%d)\n", (p), __FILE__, __LINE__); free((p)); }while(0)
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# else
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# define pkg_malloc(s) malloc((s))
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# define pkg_realloc(p, s) realloc((p), (s))
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# define pkg_free(p) free((p))
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# endif
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# define pkg_status()
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# define pkg_sums()
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#endif
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/**
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* \brief Initialize private memory pool
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* \return 0 if the memory allocation was successful, -1 otherwise
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*/
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int init_pkg_mallocs(void);
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/**
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* \brief Destroy private memory pool
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*/
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void destroy_pkg_mallocs(void);
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/**
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* \brief Initialize shared memory pool
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* \param force_alloc Force allocation of memory, e.g. initialize complete block with zero
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* \return 0 if the memory allocation was successful, -1 otherwise
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*/
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int init_shm_mallocs(int force_alloc);
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#endif
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/** generic logging helper for allocation errors in private memory pool/ system */
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#ifdef SYSTEM_MALLOC
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#define PKG_MEM_ERROR LM_ERR("could not allocate private memory from system")
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#else
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#define PKG_MEM_ERROR LM_ERR("could not allocate private memory from available pool")
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#endif
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/** generic logging helper for allocation errors in shared memory pool */
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#define SHM_MEM_ERROR LM_ERR("could not allocate shared memory from available pool")
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#endif
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