mem.c

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/*
 * Copyright (C) 2001-2003 FhG Fokus
 *
 * This file is part of sip-router, a free SIP server.
 *
 * Permission to use, copy, modify, and distribute this software for any
 * purpose with or without fee is hereby granted, provided that the above
 * copyright notice and this permission notice appear in all copies.
 *
 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 *
 *
 * History:
 * --------
 *  2003-04-08  init_mallocs split into init_{pkg,shm}_malloc (andrei)
 * 
 */

#include <stdio.h>
#include <stdlib.h>
#include "../config.h"
#include "../dprint.h"
#include "../globals.h"
#include "mem.h"

#ifdef PKG_MALLOC
#include "q_malloc.h"
#endif

#ifdef SHM_MEM
#include "shm_mem.h"
#endif

#ifdef PKG_MALLOC
        #ifndef DL_MALLOC
        char* mem_pool = 0;
        #endif

        #ifdef F_MALLOC
                struct fm_block* mem_block = 0;
        #elif defined DL_MALLOC
                /* don't need this */
        #else
                struct qm_block* mem_block = 0;
        #endif
#endif


int init_pkg_mallocs(void)
{
#ifdef PKG_MALLOC
        /*init mem*/
        #ifndef DL_MALLOC
                if (pkg_mem_size == 0)
                        pkg_mem_size = PKG_MEM_POOL_SIZE;
                mem_pool = malloc(pkg_mem_size);
        #endif
        #ifdef F_MALLOC
                if (mem_pool)
                        mem_block=fm_malloc_init(mem_pool, pkg_mem_size);
        #elif DL_MALLOC
                /* don't need this */
        #else
                if (mem_pool)
                        mem_block=qm_malloc_init(mem_pool, pkg_mem_size);
        #endif
        #ifndef DL_MALLOC
        if (mem_block==0){
                LOG(L_CRIT, "could not initialize memory pool\n");
                fprintf(stderr, "Too much pkg memory demanded: %ld bytes\n",
                                                pkg_mem_size);
                return -1;
        }
        #endif
#endif
        return 0;
}



void destroy_pkg_mallocs(void)
{
#ifdef PKG_MALLOC
        #ifndef DL_MALLOC
                if (mem_pool) {
                        free(mem_pool);
                        mem_pool = 0;
                }
        #endif
#endif /* PKG_MALLOC */
}


int init_shm_mallocs(int force_alloc)
{
#ifdef SHM_MEM
        if (shm_mem_init(force_alloc)<0) {
                LOG(L_CRIT, "could not initialize shared memory pool, exiting...\n");
                 fprintf(stderr, "Too much shared memory demanded: %ld\n",
                        shm_mem_size );
                return -1;
        }
#endif
        return 0;
}